CN100402178C - Upper die device - Google Patents
Upper die device Download PDFInfo
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- CN100402178C CN100402178C CNB2006101218377A CN200610121837A CN100402178C CN 100402178 C CN100402178 C CN 100402178C CN B2006101218377 A CNB2006101218377 A CN B2006101218377A CN 200610121837 A CN200610121837 A CN 200610121837A CN 100402178 C CN100402178 C CN 100402178C
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- Prior art keywords
- punching press
- leading truck
- arbitrarily
- lock part
- stripper plate
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Abstract
When a retainer collar is rotated with respect to a punch guide in a turnable manner, an upper punch driver which pierces the retainer collar so as to be movable up and down is rotated with respect to the punch guide. As a result, since the upper punch driver is screwed into a lower punch driver and is rotated with respect to the lower punch driver provided on the punch guide movablly up and down, an up-down positional relationship between the upper punch driver and the lower punch driver can be adjusted.
Description
Technical field
The present invention relates to a kind of die set, it is installed in suitable stamping machine, for example on the turret-like stamping machine for using, the present invention especially relates to a kind of die set, its structure has a punching press body, at its lower end band punching press collapsible form partly, and be equipped with the punching press leading truck so that move up and down arbitrarily, with a dish type stripper plate, around punching press movable mold board, the separable punching press leading truck lower end that is installed in of this dish type stripper plate, wherein, installation/the separation of demoulding plate and fixedly be easy and safe, and punching press movable mold board to repolish later Height Adjustment be easy.
Background technology
The example of prior art of the present invention comprises the Japanese patent application (prior art example 1) of publication number 10-113725 (1998) and the Japanese patent application (prior art example 2) of publication number 2000-288655.
In prior art example 1 (Japanese patent application publication No. 10-113725 (1998)), in a cylindrical shape leading truck, the punching press body is arranged, has punching press movable mold board in its lower end, so that move up and down, provide a vibration locking piece in punching press leading truck lower end, it has lock pin portion, can be meshed with the engaging groove that on the peripheral surface of demoulding plate lower end, forms arbitrarily, so that in the swing and stressed arbitrarily of turnover direction at outward direction, with a swivel becket, the rotating punching press leading truck lower end that is installed in, it has the locking piece pressurization part, be used at inward direction to the pressurization of wobble lock part, so that the lock pin of wobble lock part partly is meshed with the engaging groove of stripper plate.
In prior art example 1, though stripper plate can be installed to the lower end of punching press leading truck or unload than being easier to from it, yet, because the wobble lock part is made by leaf spring, can fracture at installation portion place once in a while to the punching press leading truck.
And, because the structure of swivel becket makes it to be subjected in rotation direction the driving of spiral spring, make the lock pin portion of wobble lock part keep being meshed with demoulding plate engaging groove, and swivel becket can be when stamped workpieces, owing to the power of reasons such as vibration opposing spiral spring is rotated, should further be improved about this respect.
On the other hand, in prior art example 2 (Japanese patent application publication No. 2000-288656), its structure is to provide a punching press body in cylindrical shape punching press leading truck, it has punching press movable mold board so that move up and down in the lower end, with a dish type demoulding plate, it is around punching press movable mold board and be removably mounted in the punching press leading truck thrust ring.Elasticity is installed between an annular element and the punching press leading truck upper surface, this annular element is fixed on the upper end of the punching press driver that is installed on punching press leading truck top so that only moving up and down, staking punch parts, its upper end has staking punch, be rotatably installed on the punching press driver and an external thread part, be arranged on punching press body top, the internal thread part that is arranged on the staking punch parts can be screwed in, thereby upper-lower position can be regulated.
In said structure, though the height after the repolishing of punching press collapsible form is regulated and can be finished easily, but the light quantity of regrinding of grasping punching press movable mold board remains difficulty, and repolish the back internal thread partly and external screw thread partly when assembling, also can revolve tension, therefore, still require further improvement.
Summary of the invention
Design of the present invention is in order to address the above problem, and its first purpose provides a kind of die set, carries out the Height Adjustment after punching press movable mold board repolishes easily.
Second purpose of the present invention provides a kind of die set, attaching/detaching and fixedly stripper plate easily and safely.
In order to obtain above-mentioned purpose, die set according to first aspect present invention comprises: a thrust housing is installed in punching press leading truck top so that rotate arbitrarily and fix a following punching press driver that links to each other with the punching press body, be mounted and be supported in the punching press body, so that move up and down arbitrarily; Punching press driver on one, this thrust collar is placed wherein, so that move up and down arbitrarily; Punching press driver once, wherein, in said structure, the top of last punching press driver and following punching press driver is connected with the mutual spiral of adjustable way up and down.
According to said structure,, pass thrust ring punching press driver moving up and down and can rotate with respect to the punching press leading truck when thrust ring when to make it with respect to the punching press leading truck be rotatable with respect to punching press leading truck rotation.As a result, be punching press driver under the precession because go up the punching press driver, and, therefore go up the punching press driver and move up and down with respect to following punching press driver with respect to the following punching press driver rotation that can move up and down that is installed in the punching press leading truck.
In other words, when thrust housing rotates arbitrarily relative to the punching press leading truck, and relatively during the rotation of punching press leading truck, pass that thrust ring is moving up and down goes up the relative punching press leading truck rotation of punching press driver.The result, because punching press driver and rotate and move up and down under the precession of last punching press driver with respect to the following punching press driver that is installed on the punching press leading truck, thereby, between last punching press driver and the following punching press driver on-upper/lower positions relation can change, and press height can be regulated.
According to a first aspect of the invention, in die set based on second aspect, the outside that engagement recess is provided in thrust housing outer rim direction partly near; With a latch components, be used for and engagement recess engagement or disengagement arbitrarily, and generally be to be in engagement, this latch components is installed in the diametric(al) of punching press leading truck so that move arbitrarily.
In said structure, under normal condition, the top that this latch components is installed in the punching press leading truck can move to the center in diametric(al), and near partly engagement recess meshes with being installed in the thrust housing outside on its outer edges direction, and thrust housing can not be rotated with respect to leading truck.Simultaneously, when latch components moves on diametric(al) inwards, thereby when breaking away from the engaging piece of thrust housing, thrust housing can rotate with respect to the punching press leading truck.
In other words, under normal condition, this lock pin portion, it is installed in punching press leading truck top can move on to the center on diametric(al), its outer edges direction and near the engagement recess engagement that is installed in the thrust housing outer part, thrust housing can not be rotated with respect to the punching press leading truck, simultaneously, when adjusting press height, latch components moves inward on diametric(al), thereby break away from the engagement recess of thrust housing so that make thrust housing relatively the punching press leading truck rotate.For this reason, when the rotation of the relative punching press leading truck of thrust housing, between last punching press driver and the following punching press driver on-upper/lower positions concerns and can adjust easily, and press height can be adjusted.
Die set according to third aspect present invention comprises: a cylindrical shape punching press leading truck; One punching press body is installed on the punching press leading truck, thereby can move up and down arbitrarily, and this punching press body has punching press movable mold board in its lower end; One dish type stripper plate removably is contained in the lower end of punching press leading truck, and the dish type stripper plate is around punching press movable mold board; One engaging groove is formed on the surface, outside of stripper plate; One wobble lock part is equipped with lock pin portion, can mesh arbitrarily with the engaging groove of its lower end, and this engaging groove is installed in the lower end of punching press leading truck, thus can inwardly-swing and be subjected to the power of outward direction on the outward direction arbitrarily; With a swivel becket, it has a locking piece pressure portion and is used at inward direction the wobble lock part being pressurizeed with opposing elastic force, the lock pin portion of wobble lock part is meshed with the engaging groove of stripper plate, this swivel becket is rotatably installed in the lower end of punching press leading truck, wherein, in said structure, a Lock Part is installed on the punching press leading truck, this Lock Part be installed in swivel becket on so that fixedly the engagement recess of swivel becket is meshed.
Die set according to a forth aspect of the invention comprises: a cylindrical shape punching press leading truck; One punching press body is installed on the punching press leading truck so that move up and down arbitrarily, and a punching press movable mold board is installed in the lower end of punching press body; One dish type stripper plate is removably mounted on the lower end of punching press leading truck, and this stripper plate is around punching press movable mold board; One engaging groove is formed at the outer circumferential surface of stripper plate; One wobble lock part, having a lock pin can mesh arbitrarily with the engaging groove in its lower end, and this engaging groove is installed in the lower end of punching press leading truck so that swing arbitrarily at inside and outward direction, and is subjected to the power of outward direction; With a swivel becket, has a locking piece pressure portion, be used for aspect inwardly, the wobble lock part being pressurizeed with opposing elastic force, the lock pin portion of wobble lock part is meshed with the engaging groove of stripper plate, this swivel becket is installed in the lower end of punching press leading truck so that rotate arbitrarily, wherein, and in said structure, the wobble lock part is to be supported in loosely on the locking piece holding components that is installed in the punching press leading truck, thereby can swing arbitrarily; With an elastomeric element, be used for the wobble lock part being applied power at outward direction, this elastomeric element is installed on the locking piece holding components that is fixed on the punching press leading truck.
According to a third aspect of the invention we or fourth aspect, in the die set based on fifth aspect present invention, this wobble lock part is to be supported in loosely on the locking piece holding components that is installed in the punching press leading truck, so that swing arbitrarily; And this elastomeric element is used at outward direction the wobble lock part being applied power, and it is installed on the locking piece holding components that is fixed in the punching press leading truck.
According to the present invention aspect the 3rd to the 5th, in the die set based on a sixth aspect of the present invention, the peripheral surface of this swivel becket is equipped with keyway, and it is corresponding to the keyway that is provided on the punching press leading truck; With a releasing slots, be used to remove stripper plate, this releasing slots is installed in the opposite of keyway.
According to the 3rd to the 6th aspect of the present invention, in the die set of a seventh aspect of the present invention, the ball of a plurality of support swivel beckets is installed on a plurality of positions of punching press leading truck lower end in rotating mode, with a closed-loop, be used to seal the inside of the ball accommodation hole that holds ball, this closed-loop is installed in the lower end of punching press leading truck inner peripheral surface.
According to the 3rd to the 7th aspect of the present invention, in the die set of a eighth aspect of the present invention, one be installed in the punching press leading truck on the key that is meshed of keyway be installed on the punching press body; With a wear extent scale, show the wear extent of punching press movable mold board based on the upper-lower position of key, this scale is installed in the outside of this keyway.
Die set according to ninth aspect present invention comprises: a cylindrical shape punching press leading truck; One punching press body is installed on the punching press leading truck so that move up and down arbitrarily; This punching press body has punching press movable mold board in its lower end; With a demoulding portion, be installed in the lower end of punching press leading truck, this demoulding portion is around punching press movable mold board, wherein, in this structure: provide the punching press driver that a upper end has staking punch, it is installed in the thrust housing so that only moving arbitrarily up and down, and this thrust housing is installed in the top of punching press leading truck so that can rotate arbitrarily and fixing; One elasticity of spring leaf device is used for upward to decompressor is applied power, and it is installed between staking punch and the thrust ring; One outward flange groove is provided on the lower surface of thrust housing, and this thrust housing is installed in punching press leading truck top or punching press leading truck upper surface; A plurality of engagement recess, in a circumferential direction, with the inside or the outside of suitable gap configuration its outer edges groove; One spacer pin, its upper end or lower end and outward flange groove and engagement recess mesh arbitrarily, and it is configured in the top of punching press leading truck or the bottom of thrust housing, so that move arbitrarily in diametric(al); And the stressed upper end of spacer pin or the lower end of making of this spacing lock is always maintained at the state that is meshed with engagement recess.
According to a ninth aspect of the invention, in the die set of a tenth aspect of the present invention, the punching press physical efficiency of outfit is divided into punching press body and following punching press body, and this upper and lower punching press body utilizes the whole connection of a fastening means; The external thread part that the top of last punching press body is equipped with can precession be formed at the internal thread part of punching press driver, thereby can adjust arbitrarily-upper/lower positions; With a key, it is meshed with keyway on being formed on the punching press leading truck, is provided on the punching press body with the adjustable state of upper-lower position.
According to the tenth aspect of the invention, in the present invention the tenth die set on the one hand, the lower surface of the upper surface of last punching press body or punching press driver is equipped with elastomeric element, is used to prevent that upper surface and the tight of lower surface from contacting.
According to the tenth aspect of the invention, in the die set aspect the present invention the 12, this connection fastening means of punching press body up and down is made up of the bolt with fluid passage; Following punching press body has pilot hole, is used for through the fluid passage fluid that provides being directed to peripheral surface.
According to 13 aspects of the present invention, comprising: a cylindrical shape punching press leading truck; One punching press body is provided on the punching press leading truck, so that can move up and down arbitrarily, this punching press body has punching press movable mold board in its lower end; One dish type stripper plate is removably mounted on the lower end of punching press leading truck, and this stripper plate is around punching press movable mold board; One engaging groove is formed on the peripheral surface of stripper plate; One wobble lock part has lock pin portion in its lower end, thereby can be meshed with engaging groove arbitrarily, this engaging groove be provided in the punching press leading truck the lower end in case can inwardly-outward direction swings arbitrarily, and is and stressed at outward direction; With a swivel becket, has the locking piece pressurization part, be used for giving the pressurization of wobble lock part at inward direction, resist suffered elastic force, so that the lock pin portion of wobble lock part is meshed with the groove of stripper plate, this swivel becket is installed in the lower end of punching press leading truck so that rotate arbitrarily, wherein, in said structure: one has the punching press driver of staking punch in the top, can pack into thrust housing thereby can be only moving arbitrarily up and down of its outfit, and this thrust housing is installed in the top of punching press leading truck; The outfit of this punching press driver can be upward to stressed; The punching press body of this outfit is divided into punching press body and following punching press body; This upper and lower punching press body is by whole a connection of fastening means with fluid passage; Have an external thread part on the top of last punching press body, can precession be formed at the internal thread part of punching press driver, can adjust arbitrarily-upper/lower positions; This time punching press body is equipped with pilot hole, is used for through the fluid passage the guiding fluid peripheral surface that provides; A plurality of balls are used for rotary way and support swivel becket, and this ball is provided in the lower end of pressurising leading truck; With a closed-loop, be used to seal the inside of the ball accommodation hole that holds ball, this ball is provided in the lower end of perimeter surface in the punching press leading truck.
As can be known, according to the 3rd to the 13 aspect of the present invention, stripper plate can mount and dismount easily, and stripper plate can be by secure fixation from the explanation of said structure.And, punching press movable mold board repolish and subsequently Height Adjustment is easy, and above-mentioned general problem can be resolved.
Description of drawings
Fig. 1 is the cross section view that shows as the stamping die of die set of the present invention.
Fig. 2 shows the cross section view of going up the punching press driver.
Fig. 3 shows the cross section view of punching press driver down.
Fig. 4 is the cross section view that shows thrust housing.
Fig. 5 is the view of V direction of Fig. 4 and the bottom view of thrust housing.
Fig. 6 is the plan view that shows the punching press leading truck.
Fig. 7 is the cross section view of the VII-VII direction of Fig. 6.
Fig. 8 is the cross section view according to the die set of second embodiment of the invention.
Fig. 9 is the bottom view of this die set.
Figure 10 is the machinery part amplification profile view partly that shows the rotation of the swivel becket be used to lock decompressor.
Figure 11 is the view of the XI direction of Figure 10.
The specific embodiment
Die set as first embodiment of the invention will be described below.
Fig. 1 is the cross section view portion that shows as a stamping die P of die set of the present invention.This stamping die P can be installed to one and go up on the pylon, rotary type tower stamping machine for example, with a punching press body 33, has punching press movable mold board 31 in its lower end, this punching press body 33 is installed on the punching press leading truck 29, so that move up and down and punching press driver 37 once, it utilizes connecting bolt 35, and integral installation is to the upper side edge of punching press body 33 under normal condition.
One key 39 utilizes bolt 41 to be installed to boundary vicinity between punching press body 33 and the following punching press driver 37, and this punching press body 33 and following punching press driver 37 integrated support are to punching press leading truck 29, thereby can not rotate and move up and down.
With reference to Fig. 3, following punching press driver 37 has lug boss 37H at the upper side of dish type bottom 37L, and this time punching press driver 37 has threaded portion 43 on peripheral surface.It is porose 45 that the top of lug boss 37H is equipped with, and the head 35H of connecting bolt 35 puts into this hole 45, and lug boss 37H and bottom 37L are equipped with interior diameter through hole 47, and the head of connecting bolt 35 is following partly can put into this hole.
See figures.1.and.2, be equipped with the columnar outside of going up punching press driver 49 thereby can cover lug boss 37H.The inside of last punching press driver 49 has a tooling hole 51, is used to insert an instrument and rotates its connecting bolt 35 and a space 55, and the edge surface is equipped with threaded portion 53 within it, is used for precession lug boss 37H.At this moment, the outer fringe surface of last punching press driver 49 last-below keyway 57 upwards is equipped with.And the lower end of last punching press driver 49 has outwards outstanding lip portions 59.
Therefore, last punching press driver 49 descends the punching press driver to relatively rotate relatively, make punching press driver 49 descend relatively punching press driver 37 on-upper/lower positions can utilize the function adjustment of threaded portion 43 and 53.
With reference to Fig. 1, the bottom 37L of following punching press driver 37 is supported on the upper end that frame 29 is guided in punching press into by inwardly outstanding push stopping part 61, thereby can not go up and can lower.
And, four outwards outstanding supporting pins 96 are equipped with as shown in Figure 6, in the outside of the upper end of punching press leading truck 29.Elastic device, for example the helical spring is provided between the upper surface and supporting pin 96 of last pylon of turret-like stamping machine, and stamping die P of the present invention always is subjected to power upwards.
Staking punch 65 utilizes a connecting bolt 63 to be installed to the upper surface of punching press driver 49.The center of staking punch 65 is equipped with a tool insert hole 67, and bolt 35 is used to be rotatably connected.
The structure that further specifies below, wherein go up punching press driver 49 descend relatively punching press driver 37 on-upper/lower positions, by down punching press driver 37 and the threaded portion 43 of last punching press driver 49 and 53 function adjustment.
Punching press leading truck 29 as shown in Figure 6 and Figure 7 is the preceding states of general assembly that are in stamping die P of the present invention.The upper end 29U of punching press leading truck 29 is formed with a lateral aperture 94, and it extends in the horizontal direction.This lateral aperture 94 is opened on the outer surface of punching press leading truck 29.The other end of lateral aperture 94 does not penetrate the inner surface of push stopping part 61, is hollow before the inner surface of push stopping part 61 only.
The central part substantially of lateral aperture 94 is formed with another upright opening 75, and it extends in vertical direction.This lateral aperture 94 and upright opening 75 interconnect.As shown in Figure 6, there is an opening 95 upper end of upright opening 75, and its upper end is opened the upper surface of push stopping part 61.
This lateral aperture 94 is equipped with button 69, can move (the L-R direction of Fig. 1) in diametric(al).Button 69 is subjected to the elastic force that the flexible member 71 as the helical spring applies at outward direction, and button 69 is equipped with spacer pin 73 as latch components, passes button 69 up and down in installment state.
Below with reference to Fig. 1,4 and 5, the structure of the thrust housing 77 on the top that is installed in punching press leading truck 29 is described.
Arc convex portion 80 is installed in the lower surface of thrust housing 77, with etc. clearance projections.In the present embodiment, be formed with 10 lug bosses 80.And, engagement recess 81 between lug boss 80, is equipped with.Border groove 79 is provided within the lug boss 80 on the lower surface of thrust housing 77.
In other words, as shown in the figure, border groove 79 is formed on the lower surface of thrust housing 77, and its outer edge is equipped with 10 engagement recess 81.When engagement recess 81 and border groove 79 formed, the result made the also equally spaced lower surface that protrudes in thrust housing 77 of arc convex portion 80 of formation.
With reference to Fig. 4, the outfit of the upper end of alignment pin 73 makes it and is formed on border groove 79 engagements of thrust housing 77 lower surfaces, and a plurality of engagement recess 81 is formed at the outside of border groove 79 in the outer rim direction with predetermined mutual spacing.Under normal condition as shown in Figure 1, button 69 utilizes the function of flexible member 71 to be pushed to outside direction, the upper end of thrust pin 73 is meshed with engagement recess 81, and obtains a stationary state in this mode, this mode is under an embargo the rotation of thrust housing 77 relative punching press leading trucks 29.
With reference to Fig. 1,6 and 7, the push stopping part 61 of punching press leading truck 29 is equipped with 3 screw holes 83, with 120 ° of interval radial penetration, for example, retaining thread 85 (see figure 1)s can be screwed into screw hole 83 respectively, and push stopping part 61 can be meshed arbitrarily with the thrust groove 87 of thrust housing 77 and free.
And, being equipped with a through hole 89, it penetrates thrust housing 77 (seeing Fig. 4 and Fig. 5) in diametric(al), and is equipped with spring catch 91 (see figure 1)s on through hole 89, and it is always outstanding to center position.Because keyway 57 (see figure 2)s that spring catch 91 and outer fringe surface at last punching press driver 49 are equipped with are in last-following direction engagement, thrust housing 77 is gone up punching press driver 49 integral body relatively and is rotated, thereby can move in last-following direction.
As shown in Figure 1, between staking punch 65 and thrust housing 77, be equipped with spacing spring 93.Because the repulsive force of spacing spring 93, last punching press driver 49 is subjected to power upwards by staking punch 65, thereby breaks away from thrust housing 77.Yet, blocked by thrust housing 77 because go up the lip portions 59 of punching press driver 49, thereby can not rise, last punching press driver 49 can not skid off, that is, and and by thrust housing 77, take off groove spring 93, the combination of staking punch 65 and connecting bolt 63 makes punching press driver 49 become a unit.Because this assembled state is as described below, can finish the adjustment operation to press height of the present invention easily.
In said structure, when stamping hammer 13 impacts staking punch 65, as shown in Figure 1, simultaneously stamping hammer spring 93 also is compressed, and punching press movable mold board is by last punching press driver, punching press driver 37 and punching press body 33 and descend, by the cooperation of punch die D, finish press work to workpiece W.
Next step, adjustment operation that will the explanation press height at first, is in the state that the upper end of spacer pin 73 projects upwards from opening 95, thereby is meshed with the engagement recess 81 of thrust housing 77, at R direction button push 69.When the power that overcomes flexible member 71 in the R direction when button 69 was pushed, the upper end of thrust pin 73 and engagement recess 81 broke away from, and make it in inner edge groove 79 location.That is, as shown in Figure 5, thrust pin 73 moves in the R direction, is in the position shown in alignment pin 73 '.
Under this state, alignment pin 73 can be in the S of border groove 74 direction or the operation of T direction.Therefore, punching press leading truck 29 can rotate in S direction or T direction.Because the function of key 39, driver 37 is in can not be with respect to the state of punching press leading truck 29 rotations, the state of following punching press driver 37, owing to the rotation of punching press leading truck 29 in S or T direction, following punching press driver 37 and punching press leading truck 29 are in the whole rotation of equidirectional.
Therefore, owing to be provided in the function between the threaded portion 43 of lug boss 37H of the threaded portion 53 of inner peripheral surface of punching press driver 49 and following punching press driver 37, last punching press driver 49 descends punching press driver 37 to rotate relatively relatively, and following punching press driver moves up and down with respect to upper punch driver 49.
For example, be provided in the outside of border groove 79 when 10 engagement recess 81, and near being transferred to engagement recess 81 time, last punching press driver 49 changes 1/10 with respect to punching press driver 37 down and encloses, and makes down punching press driver 37 can fall 1/10 pitch of threaded portion 53 and threaded portion 43.That is, press height can be adjusted, thereby 1/10 pitch that raises.
Opposite with above-mentioned functions, remain on the state that is depressed when turning round knob 69, in other words, engagement recess 81 breaks away from the upper end of thrust pin 73, thereby can be positioned at the state of position of border groove 79 time, the rotation of punching press leading truck 29 and following punching press driving device 37 are fixed.Last punching press driver 49, thrust housing 71, ejector spring 93, staking punch 65 and connecting bolt 63 form a unit as mentioned above and in S or the rotation of T direction, press height can be adjusted.
Instantly punching press driver 37 go up relatively punching press driver 49 carry out on-adjust down, and button 69 is when being released, button 69 moves at outward direction by the active force of flexible member 71.The upper end of thrust pin 73 is meshed with another engagement recess 81, and the relative rotation of thrust housing 77 is prevented from.
From top result, button 69 is pushed to aspect inwards, and thrust housing 77 relative punching press leading truck 29 rotations can be adjusted press height easily.
The present invention is not limited to above-mentioned first embodiment, the present invention can be by carrying out suitable modification with another kind of pattern work, that is, the above embodiments have been described a kind of situation, wherein 10 engagement recess 81 are arbitrarily with 36 ° pitch configuration and several engagement recess 81 are arranged.The adjustment amount of press height can be by several engagement recess 81, and the pitch of threaded portion 51 and threaded portion 43 is set.
Next step illustrates the die set according to second embodiment of the invention.
With reference to Fig. 8, die set 101 according to the second embodiment of the present invention has columnar punching press leading truck 105, be supported on the last mould holder 103 of a stamping machine, as turret press (upper supporting column of capstan head stamping machine on the correspondence) so that can move up and down arbitrarily.This punching press leading truck 105 is supported on the mould holder 103 by promoting spring (not illustrating), and this promotes spring between the lip portions 105F and last stamping die retainer 103 on punching press leading truck 105 tops, so that move up and down.
Thrust housing 107 is provided in the upper surface of punching press leading truck 105, can rotate arbitrarily and fix, one elasticity of spring leaf device (element) 113 is used for punching press driver 109 is exerted pressure, and be configured between the staking punch 111 and thrust housing 107 that is installed to punching press driver 109, this punching press driver 109 is upward to penetrating thrust housing 107, only can move at above-below direction.
Especially, this punching press driver 109 penetrates thrust housing 107 from downward direction, thereby can move up and down, and the lower end of punching press driver 109 is equipped with major diameter part 115, can contact arbitrarily with thrust housing 107 lower surfaces.The bottom of large-diameter portion 115 is equipped with down bead 119, and following bead 119 and thrust housing 107 are clamped annular protuberance 117 loosely, and it is configured on the last inner peripheral surface of punching press leading truck 105, and outstanding at inward direction.
The 109 whole rotations of thrust housing 107 and punching press driver, but be configured on the thrust housing 107 key 123 be formed at keyway 121 on punching press driver 109 outer edge surfaces in last-following direction engagement, decompressor 109 is moved up and down.An elastomeric element 127 is as powerful shellfish formula spring, helical spring or resin rubber etc.But install to put as the example elasticity of reed spring assembly 113 and be installed between the staking punch 111 and thrust housing 107 of punching press driver 109 upper ends by a plurality of bolts 125.Punching press driver 109 is always upward to stressed.
Thrust housing 107 is equipped with a plurality of arc convex portion, and engagement recess and border groove are similar to the described structure at first embodiment.
As mentioned above, border groove 129 is formed at the lower surface of thrust housing 107, thrust housing 107 is supported on the punching press leading truck 105, can rotate arbitrarily and fix, on aspect the circumference of the outside of border groove 129 and inside (this example is outside), be equipped with a plurality of engagement recess 131 with appropriate intervals.On the upper surface of the lip portions 105F of punching press leading truck 105, on radiation direction, be formed with gathering sill 133, one spacer pin 137, can move to its upper end and border groove 129 position engaged or engagement recess 131 position engaged arbitrarily, this spacer pin 137, be installed on the gathering sill 133, it meshes with gathering sill 133 slidably, and, sliding members 135 is subjected to the power that flexible member 139 applies as the helical spring, be installed in the gathering sill 133, thus can remain on spacer pin 137 fly with mesh bulge in states of 131 engagements.
In said structure, the power that applies when sliding members 135 opposing flexible members 139 move and also spacer pin 137 when it and engagement recess 131 positions of engagement move to border groove 129 position engaged, thrust housing 107 can rotate relative to punching press leading truck 105.
Therefore, when thrust housing 107 when punching press leading truck 105 rotates, punching press driver 109 is also by key 123 unitary rotation.
After this, when the motion of the power of sliding members 135 opposing flexible members 139 was disengaged, spacer pin 137 meshed with another engagement recess 131 by the power of flexible member 139, makes thrust housing 107 be fixed to its state that can not rotate.
Because being equipped with the position of border groove 129 and engagement recess 131 is relevant with the position that is equipped with spacer pin 137, its structure can make border groove 129 and engagement recess 131 be installed on the upper surface of lip portions 105F of punching press leading truck 105.Spacer pin 137, its lower end and border groove 129 and engagement recess 131 mesh arbitrarily, and it is outstanding downwards from thrust housing 107, and moves in radial direction.
Punching press body 143 has punching press movable mold board 141 in its lower end, be installed in the punching press guiding 105, thereby can move up and down arbitrarily.Punching press body 143 is divided into punching press body 143U and following punching press body 143L, and upper and lower punching press body 143U is connected by fastening means 145 integral body with 143L.
Especially, the central part of last punching press body 143U upper surface is equipped with upper process portion 151, outstanding in the direction that makes progress, with an external thread part 149, its precession is formed in the internal thread part 147 of inner periphery surface of punching press driver 109, make it on-upper/lower positions can adjust arbitrarily, this external thread part 147 is formed at the outer edge surface of the portion of projecting upwards 151.
The upper surface of punching press body 143U on one, its lower surface with punching press driver 109 is relative, flexible member 153 is equipped with, as resin rubber, be used to prevent contact at lower surface and the tight of upper surface, thereby can be upward to outstanding, the position of elastic elements 153 is relative, it can be installed to the lower surface of punching press driver 109, thereby downward direction is outstanding.
Also have a key 157, it is meshed with keyway 155 on being installed in punching press leading truck 105, can move up and down, this key by a plurality of bolt 159 integral installations to the lower surface of punching press body 143U.The outer surface of key 157 is equipped with a mark 161, as horizontal line, show with respect on punching press leading truck 105 relative-upper/lower positions.With an adjustment mark 163, show the adjusting range of punching press movable mold board 141, it is placed in the outside of the keyway 155 of correspondence markings 161.
When the lower surface of key 157 or upper surface are served as a mark, mark 161 can be omitted, can observe key 157 mark 161 upper-lower position and adjust relation between the position of mark 163, the wear extent after the repolishing of punching press movable mold board 141 can be grasped.In other words, adjust the function that mark 163 is carried out the wear extent scale.The wear extent of therefore, punching press movable mold board 141 or residue polishing surplus can obtain by the relation of the position between mark 161 and 163.
In order to make punching press body 143U directive property consistent, be formed at down the upper surface of punching press body 143L with the keyway 165 of key 57 engagements with the directive property of following punching press body 143L.Following punching press body 143L has punching press movable mold board 141 in its lower end, dismountablely be installed in the bottom of punching press body by fastening means 145, is projecting upwards portion 151 to passing punching press body 143U upward.
Fastening means 145 is formed by having the bolt that the fluid passage penetrates axle center part up and down, this bolt precession following punching press body 143L wherein is equipped with pilot hole 169, be used to guide a suitable fluid, mist of oil (oil mist) as providing by fluid passage 167 is directed to down the peripheral surface of punching press body 143L with it.
Therefore, this fluid is by the passage 167 and the pilot hole 169 of fastening means 145, be directed between the inner peripheral surface of peripheral surface that descends punching press body 143L and punching press leading truck 105, being lubricated, this fluid is provided by the block stamp ST that is placed in stamping machine, moving up and down by the through hole 111H of staking punch 11 and the through hole 109H of punching press driver 109, and this fluid is introduced into the small diameter portion 143S of the following punching press body 143L that is installed in punching press movable mold board 141 lower ends and the annular compression chamber 171 between 105 times inner peripheral surface of punching press leading truck.
One dish type stripper plate 173 centers on punching press movable mold board 141, and is releasably attached to the lower end of punching press leading truck 105.The through hole that the formation of stripper plate 173 is installed punching press movable mold board 141 is configured to the central part of stripper plate 173, an engaging groove 175, and circumferential groove is formed on its peripheral surface.In order removably stripper plate 173 to be supported on the lower end of punching press leading truck 105, one have lock pin portion 177 and can be arbitrarily and engaging groove 175 any wobble lock part 179 that meshes is supported on a plurality of places of peripheral surface lower end of punching press leading truck 105 so that its any swing in its lower end.
Especially, one locking piece support component 183, for example be configured in pin or bolt on a plurality of places of the peripheral surface lower end that is formed at punching press leading truck 105, this locking piece support component 183 is packed into loosely and is configured in the hole on wobble lock part 179 tops, wobble lock part 179 is supported in radial direction (interior-outer direction), thereby can swing, and be subjected to flexible member 185, the power of the outward direction of helical spring for example, this spring inserts between the lower end of wobble lock part 179 and punching press leading truck 105.That is, wobble lock part 179 supports with this state, make it neither can be fixed also not can locked support component 183 overall fixed to punching press leading truck 105, but hanging loosely.
For the lock pin portion 177 of keeping the making state that is meshed with the engaging groove 175 of stripper plate 173 in the lower end of swing component 179, one swivel becket 189, it has locking plate pressure portion 187 (see figure 9)s and is used for wobble lock part 179 is exerted pressure at inward direction, with the power of opposing flexible member 185, this swivel becket 189 is installed in the outward flange lower end of punching press leading truck 105 so that rotate arbitrarily and fix.
For the ease of the rotating ring 189 of walking around with a hand-screw, so that the demoulding can be changed without instrument, as shown in figure 11, in the annular knurl technology of carrying out on the peripheral surface of swivel becket 189 on the workpiece.
On the other hand, ball accommodation hole 193, rotatably hold ball 191 (see figure 8)s, be formed at a plurality of positions of the lower end of punching press leading truck 105, the part of ball 191 is stretched out and is contacted with the inner peripheral surface of swivel becket 189 at outward direction from ball accommodation hole 193, makes swivel becket 189 supported so that can rotate.In order to prevent that ball 191 from skidding off from ball accommodation hole 193 at outward direction, and closure ball accommodation hole 193 inside, a closed-loop 195 is meshed with border groove, and this groove is formed on the inner edge surface corresponding to the punching press leading truck 105 of ball accommodation hole 193.
Ball accommodation hole 193 is not upward through the inner peripheral surface of punching press leading truck 105, and a stamping parts just is limited in before the inner peripheral surface, and making this structural modification is a kind of structure that prevents that ball 191 from skidding off.In this case, closed-loop not necessarily.Make structure obtain simplifying.
Recess 197 (see figure 9)s of one fluting, its inside is opening, be formed at swivel becket 189 corresponding to the trivial position of deciding part 179 of swing, locking piece pressure portion 187 is formed at slotted recess 197, so that it is outstanding at inward direction, and formed a pressure release portion 199, be used for discharging the pressure of wobble lock part 179, so that adjust locking piece pressurization part 187 at inward direction.
Therefore, as shown in Figure 9, when under the state of locking pressurization part 187 near locking swing component 179, this wobble lock part 179 is meshed with the engaging groove 177 of stripper plate 173 in the be under pressure lock pin portion 177 of wobble lock part 179 of inward direction.And, when swivel becket 189 when counter-clockwise direction is as shown in Figure 9 rotated, and during the corresponding wobble lock part 179 of pressure release portion 199, the pressure of wobble lock part 179 is released, and stripper plate 173 can be mounted and dismounted.
In order to make swivel becket 189 enter stationary state, appropriate location on the top of swivel becket 189 forms an engagement recess 201, shown in Figure 10 and 11, and a locking member 207 is configured on the recess 203 that is formed at punching press leading truck 105 peripheral surfaces, so that move up and down, and be subjected to for example power of the flexible member 209 of helical spring all the time, this element 207 has engaged element 205, can be arbitrarily be meshed in its underpart with engagement recess 201.
In addition, one is used to keep the constant key (not shown) of die set 101 directive property to be provided in top die retainer 103, one keyway, 211 (see figure 8)s are formed on the peripheral surface of punching press leading truck 105, this keyway 211 can be arbitrarily with the key engagement or break away from and a keyway 213 (see figure 9)s are formed at the position of swivel becket 189 corresponding keyways 211.And, take out groove 215, for example be formed at punching press leading truck 105 lower ends, a fluting portion is used to unload bottom knock out bar 173, and this taking-up groove 215 is formed at the position on keyway 123 opposites.
Said structure is similar to general die set, is installed to when die set 101 on the patrix retainer 103 of stamping machine, so that can move up and down, and the staking punch 111 stamping hammer ST that is installed in stamping machine moves up and down and charges and attacks.Whole die set 101 overcomes the relative holder 103 of rising spring and the decline (not shown), and the stripper plate 173 that is installed in the bottom contacts (not shown) and be stamped with plate-like workpieces, makes that workpiece is pressurized to be fixed on the punch die as punch die down.
Thereafter, when block stamp ST further descends, staking punch 111, punching press driver 109 and up and down the whole relative punching press leading truck 105 of power of punching press body 143U and 143L opposing elasticity of spring leaf device 113 descend, dependence punching press movable mold board 141 also makes workpiece be subjected to punching press in conjunction with punch die.
As mentioned above, when staking punch 11 is subjected to impacting of block stamp ST and descends, fluid at a kind of lubricant, spray as mist of oil, and in vaporific mode, after the through hole 111H of hole staking punch 111 is provided from the fluid supply nozzle that is provided in block stamp ST, pressure fluid by fastening means 145 fluid passage 167 and the pilot hole 169 of following punching press body 143L and arrive the peripheral surface of punching press body 143L down and the peripheral surface of punching press leading truck 105 between be lubricated and flow into annular pressure chamber 171.
When punching press body 143 relative punching press leading trucks 105 descend, 171 fluid is pressurized in the balancing gate pit, and simultaneously, when workpiece is stamped 141 punching presses of movable mold board, downward direction ejection the slight gap of fluid between the inner peripheral surface of the through hole of the excircle of punching press movable mold board 141 and stripper plate 173, and dashing in the punch die expected or waste material is removed, and discharges with downward direction.
As mentioned above, when the fluid of annular pressure chamber 171 was pressurized, it trended towards outwards spraying from ball accommodation hole 193, but closed because ball accommodation hole 193 is closed 195 on ring, can prevent that fluid from ejecting from ball accommodation hole 193, thereby fluid can be pressurizeed effectively in balancing gate pit 171.
Under punching press movable mold board 141 is worn the situation that need repolish, be under the state of removing from upper trimming die retainer 103 at die set 101, stripper plate 173 is removed, and following punching press body 143L is removed, and punching press movable mold board 141 is repolished.
For the bottom of the punching press leading truck 105 of stripper plate 173 from Figure 10 and Figure 11 is removed, moving locking member 207 to opposing flexible member 209 upward, engaged element 205 is thrown off from the engagement recess 201 of swivel becket 189.When swivel becket 189 rotates and utilizes the pressure at the wobble lock part 179 of inward direction of locking piece pressure portion 187 to descend in the counter-clockwise direction of Fig. 9, utilize the function of flexible member 185 that wobble lock part 179 is moved at outward direction, and the lock pin portion 177 of wobble lock part 179 breaks away from from the engaging groove 175 of stripper plate 173, makes fixedly being released of stripper plate 173.
Then, finger is put into the taking-up groove 215 of swivel becket 189, hold stripper plate 173, stripper plate 173 is removed from the following disconnected portion of punching press leading truck 105.
After as mentioned above stripper plate 173 being removed from punching press leading truck 105, a proper tools is put into the through hole 111H and the 109H of staking punch 111 and punching press driver 109, rotate and Panasonic's fastening means 145, make down punching press body 143L can downward direction from punching press body 143U remove.After the punching press body is removed by this way, punching press movable mold board 141 is repolished, punching press movable mold board 141 is put into punching press leading truck 105 from below, the upper surface of following punching press body 143L contacts with the lower surface of last punching press body 143U, fastening means 145 is tightened, and punching press body 143U and 143L are by overall fixed about making.
Then, sliding members 135 is resisted flexible members 139 and is moved, when punching press driver 109 is rotated by staking punch 111 and is in the state of the circumferential groove 129 that makes spacer pin 137 be arranged in thrust housing 107, also corresponding mobile by the external thread part 149 of the last punching press body 143U of the internal thread of precession punching press driver 109, and the relative punching press driver 109 with 143L of upper and lower punching press body 143U moves up and down the adjustment height, that is, the slippage of punching press body 143 adjustment depends on the amount that repolishes of punching press movable mold board 141.
When the mark 161 of observing key 157 and when being provided in position between the adjustment mark 163 outside the key list 155 and concerning, can grasp the light quantity of always regrinding of punching press movable mold board 141, thereby also can grasp and whether descend punching press body 143L also to be allowed to repolish, whether reach service life and should be replaced.
As mentioned above, be integrally mounted to the bottom of punching press body 143U at following punching press body 143L, and stripper plate 173 is installed to after the lower end of punching press leading truck 105, when swivel becket 189 counter-clockwise direction are rotated, wobble lock part 179 by locking piece pressure portion 187 as shown in Figure 9 when direction is pressed inwards, the lock pin portion 177 of wobble lock part 179 and 175 engagements of the engaging groove of stripper plate 173 are fixed stripper plate.
Then, shown in Figure 10 and 11, when the engagement recess 201 of engaged element 205 and swivel becket 189 meshes, swivel becket 189 is fixed and enters original state with rotary way not, because the swing of stamped workpieces, swivel becket 189 rotates and is under an embargo, and makes stripper plate 173 maintain stationary state.
Sometimes, when wobble lock part 179 is pressed, and as mentioned above when the swing of turnover direction, because wobble lock part 179 is loosely on the support component 183, can swing arbitrarily, thereby on wobble lock part 179, can not bend, like this, even use wobble lock part 179 also can not fracture for a long time.
And, punching press driver 109 relative under the punching press body 143U situation of rotating as mentioned above, make under the relative state of adjusting in upper and lower position of punching press body 143U, when the lower surface of punching press driver 109 arrived the upper surface of going up punching press body 143U, flexible member 153 was pressed and resistance also becomes big.In order to hold the situation that lower surface arrives upper surface, and can prevent in advance that lower surface and upper surface are in contact with one another, internal thread part 147 and external thread part 149 will tighten.
And, in said structure, change for punching press movable mold board 141 shapes, by changing down punching press body 143L and stripper plate 173, the part that makes other structures is general and make the universal component standardization, even in the shape of punching press collapsible form parts is under the situation about changing, also can be easily, produce rapidly.
Claims (10)
1. a die set comprises:
One cylindrical shape punching press leading truck;
One punching press body is installed in the punching press leading truck, can move up and down arbitrarily, and the punching press body has punching press movable mold board in its lower end;
One dish type stripper plate, it is removably mounted on the lower end of punching press leading truck, and this dish type stripper plate is round punching press movable mold board;
One engaging groove is formed on the stripper plate peripheral surface;
One wobble lock part is equipped with a lock pin portion, can be in its lower end meshes with engaging groove arbitrarily, and this engaging groove is positioned at the below of punching press leading truck, thus the wobble lock part can inwardly-outward direction swings and is subjected to the power of outward direction arbitrarily; With
One swivel becket has a locking piece pressurization part, is used at inward direction the wobble lock part being pressurizeed to resist suffered elastic force, makes the lock pin portion of wobble lock part and the engaging groove engagement of stripper plate, and this swivel becket is pivotally mounted to the lower end of punching press leading truck;
Wherein, in said structure, a locking member is installed on the punching press leading truck, and is meshed with engagement recess on being installed in swivel becket, so that fixing swivel becket.
2. die set comprises:
One cylindrical shape punching press leading truck;
One punching press body is installed in the punching press leading truck, so that move up and down arbitrarily, a punching press movable mold board is installed in the lower end of punching press body;
One dish type stripper plate is removably mounted on the lower end of punching press leading truck, and this stripper plate is around punching press movable mold board;
One engaging groove is formed at the peripheral surface of stripper plate;
One wobble lock part, it has lock pin portion, can mesh arbitrarily in its lower end and engaging groove, this engaging groove is positioned at the below of punching press leading truck, so as the wobble lock part inwardly-outward direction swings and is subjected to inside power arbitrarily; With
One swivel becket has the locking piece pressurization part, is used at inward direction the wobble lock part being pressurizeed with opposing elastic force, and the lock pin portion of wobble lock part is meshed with the engaging groove of stripper plate, and this swivel becket is installed in the lower end of punching press leading truck so that rotate arbitrarily;
Wherein, in said structure, this wobble lock part is to support to loosely on the locking piece support component that is installed on the punching press leading truck, so that swing arbitrarily; And
Wherein, be used at outward direction the flexible member that the wobble lock part pressurizes being installed in the locking piece support component, this locking piece support component is installed on the punching press leading truck.
3. according to the die set of claim 1, wherein:
The wobble lock part is supported on the locking piece support component that is installed in the punching press leading truck loosely, so that swing arbitrarily; With
This is used for the wobble lock part is installed in the locking piece support component at the flexible member of outward direction pressurization, and this locking piece support component is installed on the punching press leading truck.
4. according to the die set of claim 3, wherein:
The peripheral surface of this swivel becket disposes keyway, the keyway correspondence be installed on the punching press leading truck keyway and
One takes out groove, is used to remove stripper plate, and this taking-up groove is configured on the position on keyway opposite.
5. die set as claimed in claim 4, wherein:
Be used for a plurality of balls that rotary way supports swivel becket be configured in punching press leading truck lower end a plurality of positions and
One closed-loop is used to seal the inside of the ball accommodation hole that holds ball, and this closed-loop is configured in the lower end of the interior perimeter surface of punching press leading truck.
6. die set as claimed in claim 5, wherein:
One key is configured on the punching press body, is meshed with keyway on being configured in the punching press leading truck, can move arbitrarily up and down and
One wear extent scale, the wear extent that it is configured in the outside of keyway and shows punching press movable mold board according to the upper-lower position of key.
7. die set comprises:
One cylindrical shape punching press leading truck;
One punching press body is installed on the punching press leading truck, so that move up and down arbitrarily, this punching press body has punching press movable mold board in its lower end; With
One demoulding portion is installed in punching press leading truck lower end, and this demoulding portion centers on punching press movable mold board, wherein, and in this structure:
One punching press driver has staking punch in its upper end, is equipped with it to be installed in the thrust housing, so that only can move up and down, this thrust housing is installed in the top of punching press leading truck, so that rotate arbitrarily and fix;
One elasticity of spring leaf element, it is placed between staking punch and the thrust housing, upward to the punching press driver is applied power;
One edge groove is configured in the lower surface of thrust housing, and this thrust housing is installed in the top of punching press leading truck;
A plurality of engagement recess are configured in the inside or the outside of the circumferencial direction of edge groove with appropriate gap;
One spacer pin, its upper end or lower end can be meshed arbitrarily with edge groove and engagement recess, and this spacer pin is configured in the top of punching press leading truck or the bottom of thrust housing, so that move arbitrarily in radial direction;
This thrust pin is stressed, makes its upper end or lower end always be in the state of keeping engagement with engagement recess;
One engaging groove is formed on the stripper plate peripheral surface;
One wobble lock part is equipped with a lock pin portion, can be in its lower end meshes with engaging groove arbitrarily, and this engaging groove is positioned at the below of punching press leading truck, thus the wobble lock part can inwardly-outward direction swings and is subjected to the power of outward direction arbitrarily; With
One swivel becket has a locking piece pressurization part, is used at inward direction the wobble lock part being pressurizeed to resist suffered elastic force, makes the lock pin portion of wobble lock part and the engaging groove engagement of stripper plate, and this swivel becket is pivotally mounted to the lower end of punching press leading truck.
8. die set as claimed in claim 7 comprises:
The punching press body is divided into the punching press body by it and following punching press body is equipped with;
Dispose this upper and lower punching press body, to utilize a fastening means with its whole connection;
One external thread part be configured in the top of punching press body, but precession is formed on the internal thread part on the punching press driver, so that regulate arbitrarily at last-upper/lower positions; With
One key, its above-adjustable state configuration of upper/lower positions is on last punching press body.
9. die set as claimed in claim 8 is wherein gone up the upper surface of punching press body and the lower surface of punching press driver and is equipped with flexible member, is used to prevent the tight contact between upper surface and lower surface.
10. die set as claimed in claim 9, wherein:
Connect the fastening means of punching press body up and down, constitute by bolt with fluid passage;
This time punching press body has pilot hole, is used for through the fluid passage, and the fluid that provides is directed to peripheral surface.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000326577 | 2000-10-26 | ||
| JP2000326577 | 2000-10-26 | ||
| JP2001244316 | 2001-08-10 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB018181759A Division CN100540172C (en) | 2000-10-26 | 2001-10-23 | Die device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1907591A CN1907591A (en) | 2007-02-07 |
| CN100402178C true CN100402178C (en) | 2008-07-16 |
Family
ID=37698918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101218377A Expired - Fee Related CN100402178C (en) | 2000-10-26 | 2001-10-23 | Upper die device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100402178C (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85106336A (en) * | 1985-08-23 | 1987-02-18 | 艾普克公司 | The mould that is used for tube drawing |
| US5127293A (en) * | 1990-07-26 | 1992-07-07 | Strippit, Inc. | Stripper plate retaining ring |
| JPH06551A (en) * | 1992-06-17 | 1994-01-11 | Amada Metrecs Co Ltd | Punching die |
| US5329835A (en) * | 1992-10-07 | 1994-07-19 | Wilson Tool International, Inc. | Adjustable length punch set assembly |
| JPH08267157A (en) * | 1995-03-30 | 1996-10-15 | Amada Metrecs Co Ltd | Punching die |
| JPH0929354A (en) * | 1995-07-20 | 1997-02-04 | Amada Metrecs Co Ltd | Punching die |
| JPH10113725A (en) * | 1996-10-08 | 1998-05-06 | Amada Metrecs Co Ltd | Stripper plate attaching and detaching method in punch press die and its device |
| US5839341A (en) * | 1996-04-12 | 1998-11-24 | Mate Precision Tooling | Punch unit |
| US6082516A (en) * | 1998-01-22 | 2000-07-04 | Amada Engineering & Service Co., Inc. | Variable height adjustable punch assembly having quick release stripper plate |
| JP2001105044A (en) * | 1999-10-07 | 2001-04-17 | Amada Co Ltd | Die |
-
2001
- 2001-10-23 CN CNB2006101218377A patent/CN100402178C/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85106336A (en) * | 1985-08-23 | 1987-02-18 | 艾普克公司 | The mould that is used for tube drawing |
| US5127293A (en) * | 1990-07-26 | 1992-07-07 | Strippit, Inc. | Stripper plate retaining ring |
| JPH06551A (en) * | 1992-06-17 | 1994-01-11 | Amada Metrecs Co Ltd | Punching die |
| US5329835A (en) * | 1992-10-07 | 1994-07-19 | Wilson Tool International, Inc. | Adjustable length punch set assembly |
| JPH08267157A (en) * | 1995-03-30 | 1996-10-15 | Amada Metrecs Co Ltd | Punching die |
| JPH0929354A (en) * | 1995-07-20 | 1997-02-04 | Amada Metrecs Co Ltd | Punching die |
| US5839341A (en) * | 1996-04-12 | 1998-11-24 | Mate Precision Tooling | Punch unit |
| JPH10113725A (en) * | 1996-10-08 | 1998-05-06 | Amada Metrecs Co Ltd | Stripper plate attaching and detaching method in punch press die and its device |
| US6082516A (en) * | 1998-01-22 | 2000-07-04 | Amada Engineering & Service Co., Inc. | Variable height adjustable punch assembly having quick release stripper plate |
| JP2001105044A (en) * | 1999-10-07 | 2001-04-17 | Amada Co Ltd | Die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1907591A (en) | 2007-02-07 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20080716 Termination date: 20181023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |