CN222511240U - A row of plastic mold - Google Patents

Abstract

The application discloses a row sizing die, which relates to the technical field of die processing and comprises an upper base connected with a sliding block of a punch press, an upper die connected with the lower end of the upper base through a plurality of locking mechanisms, a lower base connected with a workbench of the punch press, and a lower die connected with the lower base through a plurality of locking mechanisms, wherein the locking mechanisms comprise a box body connected with the side surfaces of the upper base and the lower base, a swing rod hinged in the box body, and a locking assembly movably connected with the box body, the locking assembly is abutted with the swing rod, and the locking assembly can drive the swing rod to abut against the upper die and the lower die, so that the lower die, the upper base, the lower die and the lower base are fixed.

Description

Gang sizing die

Technical Field

The application relates to the technical field of mold processing, in particular to a gang sizing mold.

Background

The elbow of pipeline can have the problem that roundness is out of tolerance after the shaping, consequently need to carry out the plastic to the pipeline elbow, in order to improve machining efficiency, the mill adopts the mould of alliing oneself with the row, carries out punching press plastic simultaneously to a plurality of pipelines, at present, when handling the pipeline elbow of equidimension, need change corresponding mould and mould, and the mould adopts screw and base installation generally, and the time spent is longer when consequently changing to cause work efficiency to be difficult to improve.

Therefore, an improvement is needed in the connection manner of the mold and the base to improve the working efficiency.

Disclosure of utility model

In view of the above, the application provides a gang shaping die to solve the technical problems of time consuming and low working efficiency of the current die replacement.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

An in-line sizing die comprising:

The upper base is connected with a slide block of the punch;

The upper die is connected to the lower end of the upper base through a plurality of locking mechanisms;

The lower base is connected with a workbench of the punch press;

The lower die is connected to the lower base through a plurality of locking mechanisms;

wherein the locking mechanism comprises:

the box body is connected to the side surface of the upper base or the lower base;

the swing rod is hinged in the box body;

the locking assembly is connected to the box body, abuts against the swing rod and can drive the swing rod to abut against the upper die or the lower die, so that the lower die and the upper base or the lower die and the lower base are fixed.

Further, the locking assembly includes a movable locking member that is movable between an unlocked position and a locked position, the locking member driving the pendulum bar to bear against the upper mold or the lower mold when in the locked position.

Further, the locking piece is a wedge block.

Still further, locking subassembly still include with curb plate threaded connection's screw rod, the voussoir pass through coupling assembling with screw rod swing joint, the screw rod rotation can order about coupling assembling drives the voussoir reciprocates.

Further, a plurality of tension springs are connected between the wedge blocks and the side plates.

Furthermore, one end of the swing rod is provided with a supporting part which is used for tightly contacting with the side surface of the upper die or the lower die so as to realize the stable locking of the die.

Still further, the locking mechanism further includes a resilient element configured to apply a biasing force to the swing link to urge the swing link to return to an initial position in an unlocked state.

Further, the upper die and the lower die are arranged up and down correspondingly.

From the above technical solution, the advantages of the present utility model are:

1. The connecting component is arranged in the application, and is convenient to install, and can realize rapid installation and disassembly of the die and the base, so that the loading and unloading time is reduced, and the working efficiency is higher.

2. In the application, when the die and the base are installed, the compression spring is in a compression state, and the pressing block is propped against the die, so that when the die is disassembled, the compression spring can reset to quicken the separation of the pressing block and the die, thereby realizing quick disassembly.

3. According to the application, the connecting component is connected between the screw and the wedge block, so that the wedge block can move up and down along with the screw in the rotary movement process, and the swing rod can be driven to work conveniently.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.

Fig. 1 is a schematic structural view of the present application.

Fig. 2 is a schematic structural view of the locking mechanism of the present application.

Fig. 3 is a partial enlarged view at a of fig. 2.

Fig. 4 is a partial enlarged view at C of fig. 2.

Fig. 5 is a partial enlarged view at B of fig. 3.

The reference numerals indicate 1-sliding block, 2-upper base, 21-lug, 3-upper die, 31-connecting seat, 4-lower die, 5-lower base, 6-workbench, 7-locking mechanism, 71-wedge block, 711-inclined surface, 72-side plate, 73-box, 731-boss, 732-set screw, 74-hinge shaft, 75-swing rod, 751-pinch roller, 76-compression spring, 77-press block, 771-arc head, 78-screw, 781-hand wheel, 782-tension spring, 783-connecting rod, 784-shell, 7841-mounting screw, 785-pressing head.

Detailed Description

The present application will be described in further detail with reference to the following embodiments and the accompanying drawings, in order to make the objects, technical solutions and advantages of the present application more apparent. The exemplary embodiments of the present application and the descriptions thereof are used herein to explain the present application, but are not intended to limit the application.

Referring to fig. 1 to 5, as shown in fig. 1, the present embodiment provides a gang shaping die comprising an upper base 2, an upper die 3, a lower base 5 and a lower die 4, the upper base 2 being connected to a slide 1 of a press, the upper die 3 being connected to the lower end of the upper base 2 by a pair of locking mechanisms 7, the pair of locking mechanisms 7 being symmetrically disposed on the left and right sides of the upper base 2, the lower base 5 being connected to a table 6 of the press, the lower die 4 being connected to the upper end of the lower base 5 by a pair of locking mechanisms 7, the pair of locking mechanisms 7 being symmetrically disposed on the left and right sides of the lower base 5.

In the embodiment of the present application, the upper mold 3 and the lower mold 4 are disposed vertically correspondingly, and the upper pair of locking mechanisms 7 and the lower pair of locking mechanisms 7 are also disposed vertically symmetrically.

Preferably, a plurality of arc through grooves are formed in the upper die 3 and the lower die 4, the arc through grooves of the upper die 3 and the arc through grooves of the lower die 4 are arranged in a one-to-one correspondence manner, the upper end of the upper die 3 and the lower end of the lower die 4 are connected with connecting seats 31, the lower end of the upper base 2 and the upper end of the lower base 5 are provided with accommodating cavities, and the connecting seats 31 are positioned and arranged in the corresponding accommodating cavities.

Preferably, the upper base 2 and the lower base 5 are provided with lugs 21 on both sides, and the locking mechanism 7 is mounted with the corresponding lugs 21.

As shown in fig. 2, the locking mechanism 7 comprises a box 73, a swing rod 75 and a locking assembly, wherein the box 73 is arranged on a corresponding lug 21 through a set screw 732, the swing rod 75 is hinged in the box 73 through a hinge shaft 74, the locking assembly is movably connected to the box 73 and is abutted against the swing rod 75, the upper locking assembly can drive the swing rod 75 to abut against the upper die 3, and the lower locking assembly can drive the swing rod 75 to abut against the lower die 4, so that the fixed installation of the lower die 4 and the upper base 2 or the fixed installation of the lower die 4 and the lower base 5 are realized.

In the embodiment of the application, the locking assembly comprises a side plate 72, a screw 78 and a wedge 71, wherein the side plate 72 is fixedly connected to the box 73, the screw 78 is in threaded connection with the side plate 72 so that the screw 78 can move up and down relative to the side plate 72, the wedge 71 is movably connected with the screw 78 through the connecting assembly, and the rotation of the screw 78 can drive the connecting assembly to drive the wedge 71 to move up and down.

The wedge 71 is in the unlocked position when it is moved up to the uppermost end, and in the locked position when the wedge 71 is moved down to the lowermost end.

When in the locked position, the wedge 71 drives the rocker 75 against the upper die 3 or the lower die 4.

As shown in fig. 3 and 4, the wedge 71 is abutted against the pressing wheel 751 on the swing link 75, and the wedge 71 is slidably engaged with the boss 731 of the case 73, so that the movement of the wedge 71 is stabilized.

Preferably, the wedge 71 has an inclined surface 711, and the pressing wheel 751 abuts against the inclined surface 711, and the two are in line contact, so that the mutual friction force can be reduced, and the swing rod 75 can swing smoothly.

Preferably, a plurality of tension springs 782 are connected between the wedge 71 and the side plate 72, an elastic element is connected between the swing rod 75 and the box 73, when the abutting part abuts against the upper die 3/the lower die 4, the tension springs 782 are in a tensile state, the elastic element is in a compression state, the tension springs 782 and the elastic element store energy, and when the locking assembly moves upwards to reset, the elastic element and the tension springs 782 release energy, so that the reset of the swing rod 75 is quickened.

The elastic member is a compression spring 76, and when the swing link 75 is restored, the compression spring 76 applies a biasing force to the swing link 75 to urge the swing link 75 to return to the initial position quickly in the unlocked state.

As shown in FIG. 3, the connecting assembly comprises a shell 784, a connecting rod 783, an abutting head 785 and a mounting screw 7841, wherein the shell 784 is fixedly connected to the wedge 71, the connecting rod 783 is connected to the screw 78, the connecting rod 783 is movably arranged in the shell 784, the abutting head 785 is connected to the connecting rod 783, the abutting head 785 abuts against the shell 784, the mounting screw 7841 is transversely mounted on the shell 784, and the end portion of the mounting screw 7841 can extend into the connecting rod 783 to vertically limit the connecting rod 783.

As shown in fig. 5, the connecting rod 783 has a recess, and the mounting screw 7841 extends into the housing 784 and abuts against the recess, so that the connecting rod 783 can only rotate freely and cannot move up and down.

Preferably, the swing rod 75 is further provided with a pressing block 77, the pressing block 77 and the pressing wheel 751 are respectively located at two ends of the swing rod 75, the end portion of the pressing block 77 is connected with a supporting portion, the supporting portion is an arc-shaped head 771, the arc-shaped head 771 located above can be supported and pressed on the lower surface of the upper die 3 so as to achieve stable locking of the upper die 3, and the arc-shaped head 771 located below can be supported and pressed on the upper surface of the lower die 4 so as to achieve stable locking of the lower die 4.

In the embodiment of the present application, a hand wheel 781 is connected to an end of the screw 78 remote from the connection assembly, so as to facilitate the operation of the screw 78.

The locking mechanism 7 is pre-installed on the upper base 2, the connecting seat 31 is aligned with the accommodating cavity of the upper base 2, the upper die 3 is upwards installed on the upper base 2, then the hand wheel 781 is rotated, the screw 78 is rotated clockwise, the pressing head 785 is abutted against the shell 784, the wedge 71 is driven to move downwards when the screw 78 moves downwards in a spiral mode, the wedge 71 moves downwards to push the swinging rod 75 to swing and the tension spring 782 is lengthened, the swinging rod 75 swings to enable the compression spring 76 to be compressed, meanwhile, the pressing block 77 drives the arc-shaped head 771 to be close to the upper die 3 and finally abuts against the lower surface of the upper die 3, the upper die 3 can be tightly pressed against the upper base 2 through arc-shaped movement of the pressing block 77, installation between the upper die 3 and the upper base 2 is achieved, the screws 78 and 71 are reversely rotated to move upwards during detachment, the swinging rod 75 drives the pressing block 77 and the arc-shaped head 771 to rotate anticlockwise to reset under the reset action of the compression spring 76 and the tension spring 782, and accordingly detachment is achieved.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, and various modifications and variations can be made to the embodiments of the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (8)

1. An in-line sizing die, comprising:

the upper base (2) is connected with a slide block (1) of the punch;

the upper die (3) is connected to the lower end of the upper base (2) through a plurality of locking mechanisms (7);

the lower base (5) is connected with a workbench (6) of the punch press;

The lower die (4) is connected to the lower base (5) through a plurality of locking mechanisms (7);

wherein the locking mechanism (7) comprises:

the box body (73) is connected to the side face of the upper base (2) or the lower base (5);

the swing rod (75) is hinged in the box body (73);

The locking assembly is connected to the box body (73), abuts against the swing rod (75), and can drive the swing rod (75) to abut against the upper die (3) or the lower die (4), so that the lower die (4) is fixed with the upper base (2) or the lower die (4) is fixed with the lower base (5).

2. The gang shaping die according to claim 1, characterized in that the locking assembly comprises a movable locking member, which is movable between an unlocked position and a locked position, which, when in the locked position, drives the oscillating bar (75) against the upper die (3) or the lower die (4).

3. The gang shaping die according to claim 2, characterized in that the locking member is a wedge (71).

4. A gang shaping die according to claim 3, characterized in that the locking assembly further comprises a screw (78) screwed with the side plate (72), the wedge (71) is movably connected with the screw (78) through a connecting assembly, and the screw (78) can drive the connecting assembly to drive the wedge (71) to move up and down by rotating.

5. The gang sizing die according to claim 4, characterized in that a number of tension springs (782) are connected between the wedge (71) and the side plates (72).

6. The gang sizing die according to claim 2, characterized in that one end of the swing rod (75) is provided with a holding part for tightly contacting with the side face of the upper die (3) or the lower die (4) to realize stable locking of the die.

7. The gang shaping die according to claim 6, characterized in that the locking mechanism (7) further comprises a resilient element configured to apply a biasing force to the oscillating bar (75) to cause the oscillating bar (75) to return to an initial position in an unlocked state.

8. The inline sizing die as claimed in claim 1, wherein the upper die (3) and the lower die (4) are disposed vertically in correspondence.