CN117261084B - Plastic foam machine is moulded to bubble that can quick retooling - Google Patents
Plastic foam machine is moulded to bubble that can quick retooling Download PDFInfo
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- CN117261084B CN117261084B CN202311294933.1A CN202311294933A CN117261084B CN 117261084 B CN117261084 B CN 117261084B CN 202311294933 A CN202311294933 A CN 202311294933A CN 117261084 B CN117261084 B CN 117261084B
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- shell
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- clamping
- sliding
- cavity
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- 239000002984 plastic foam Substances 0.000 title description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 55
- 239000006260 foam Substances 0.000 claims abstract description 24
- 238000005187 foaming Methods 0.000 claims abstract description 24
- 239000004033 plastic Substances 0.000 claims abstract description 21
- 238000003825 pressing Methods 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 11
- 238000010097 foam moulding Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
- B29C33/306—Exchangeable mould parts, e.g. cassette moulds, mould inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of foam molding machines, in particular to a foam plastic foaming machine capable of quickly changing molds, which comprises a shell, a replacing device and a lifting device; a cavity is arranged in the shell, a mounting opening is horizontally formed in the side wall of the shell, the mounting opening is communicated with the cavity, a template enters the interior of the shell through the mounting opening, and a first clamping groove is formed in the side wall of the template; the processing port is vertically arranged at the bottom of the shell; the button is arranged on the side wall of the shell; the clamping device is arranged in the cavity of the shell and is matched with the first clamping groove on the template in a clamping way after the template is pushed into the cavity of the shell; the electromagnet is arranged on the side wall of the shell at one side of the clamping device; the pushing device is arranged on the side wall of the shell at one side opposite to the mounting port and penetrates through the shell; two ends of the transmission device are respectively connected with the pushing device and the electromagnet; the delay device is arranged at one side of the transmission device. The invention can quickly and safely complete die changing.
Description
Technical Field
The invention relates to the technical field of foam molding machines, in particular to a foam plastic foaming machine capable of quickly changing molds.
Background
Foam molding machines are a common type of foam machine, and are commonly used in foam machines for making polystyrene foam panels. The existing foam plastic molding machine is complicated in installation mode when in use, and meanwhile, the mold is replaced, so that more time is wasted in the step of replacing the mold, and the matched mold cannot be replaced according to different production requirements due to the fact that the mold is replaced.
Chinese patent CN114953325B discloses a foam plastic foaming forming machine capable of quickly changing mold, comprising a base and a first support frame and a second support frame arranged on the top of the base, wherein a movable frame is arranged between the first support frame and the second support frame, the movable frame is provided with two groups, in order to ensure that the mold changing mechanism is balanced in the moving process, a mold changing mechanism is arranged between the movable frames, the whole mold changing mechanism is made of steel alloy, in order to better adapt to the pressure born in the extrusion process, the movable frame and the mold changing mechanism are in a manner of sliding and clamping up and down, the mold changing mechanism comprises a connecting main body and a first connecting plate, the first connecting plate is positioned on the rear side below the connecting main body, the first connecting plate is arranged in a manner that the size of the first connecting plate is matched with the size of the connecting main body, the first connecting plate comprises a first connecting plate shell, the inner cavity of the first connecting plate shell is provided with a movable rod, the movable rod can slide up and down in the inner cavity of the shell of the connecting plate, the purpose of the up and down sliding is to better dislocation the pushing blocks and the sliding blocks so as to carry out the installation and the disassembly operation on the whole, one side of the movable rod is provided with a plurality of pushing blocks from top to bottom in sequence, the plurality of pushing blocks are in right trapezoid shapes, the shapes of the plurality of sliding blocks are mutually matched with the shapes of the pushing blocks and are in opposite right trapezoid shapes, two sides of the first connecting plate are respectively provided with a limiting block, the limiting block and the movable frame are mutually clamped, the limiting block comprises a limiting block shell, the inner cavity of the limiting block shell is provided with a plurality of sliding blocks from top to bottom, the upper parts of the plurality of sliding blocks are respectively provided with a tension spring, the tension springs penetrate between the inner walls of the shell of the connecting plate and the limiting block shell, and the tension springs are in a balanced state in an unoperated state, the extension spring is in tensile state under the operating condition, and the extension spring can not be further compressing it under balanced state simultaneously, uses the purpose of extension spring here in order to avoid directly using the spring can exist the effect of spring resilience force when recovering, leads to can not carrying out accurate counterpoint processing to sliding block and impeller.
The mould can be changed to a certain extent by the scheme, but the mould still needs to be fixed through the fixing bolt after the replacement is finished, the installation efficiency is limited according to old, and the mould is installed into the foaming machine by adopting the lifting mode, the lifting process needs to ensure the stability of the lifting mechanism, otherwise, the situation that the mould falls down can occur.
Disclosure of Invention
To above-mentioned problem, provide a plastic foam foaming machine of bubble that can quick retooling, when the installation, push in the template from the installing port of shell, make template horizontally follow in the cavity of installing port department slip into shell, can jack-up joint device when the template gets into the cavity, only when the template completely gets into the cavity of shell in, joint device just can with the first joint groove joint on the template, then elevating gear drives the shell and descends, the base passes from the processing mouth of shell bottom, template and base contact, under the extrusion of base, the template slides in the cavity of shell along the direction of height of shell, with template joint complex joint device along with template synchronous movement, template after taking place the slip no longer is located one side of installing port, guaranteed that the template can not follow the installing port in the course of working, when needs to lift down the template, press down with the button, the button passes through the electro-magnet control, the electro-magnet makes joint device break away from the joint with the template, under the effect of delay device, transmission device triggers behind the thrust device and is passed through the processing port, the trigger device and passes through the joint device, can be in order to take out the template with the template, the quick change device is realized, the template is easy to take out the template, the situation can be overcome the template is easy, the device is changed, the template is replaced in the case is easy, the template is easy to take out the device is easy to be in the case the template is easy to be changed, the template is easy to the device is easy to be changed.
In order to solve the problems in the prior art, the foam plastic foaming machine capable of quickly changing the mould comprises a shell, a replacing device and a lifting device; the replacing device comprises a clamping device, a button, an electromagnet, a transmission device, a pushing device, a time delay device, a mounting port and a processing port; the shell is internally provided with a cavity, the mounting opening is horizontally formed in the side wall of the shell, the mounting opening is communicated with the cavity, the template enters the shell through the mounting opening, the cross section of the template is identical to that of the cavity, and a first clamping groove is formed in the side wall of the template; the processing opening is vertically formed in the bottom of the shell and is communicated with the cavity; the button is arranged on the side wall of the shell, and one side of the button is provided with the controller; the clamping device is arranged in the cavity of the shell and is matched with the first clamping groove on the template in a clamping way after the template is pushed into the cavity of the shell; the electromagnet is arranged on the side wall of the shell at one side of the clamping device, the clamping device is separated from the first clamping groove after the electromagnet is electrified, and the button controls the electromagnet to operate through the controller; the pushing device is arranged on the side wall of the shell at one side opposite to the mounting port, the pushing device penetrates through the shell, and the pushing device can push the template out of the cavity; two ends of the transmission device are respectively connected with the pushing device and the electromagnet, and the electromagnet drives the pushing device to operate through the transmission device; the delay device is arranged on one side of the transmission device and is used for enabling the transmission device to delay running after the electromagnet is electrified.
Preferably, the clamping device comprises a sliding sleeve, a first clamping block, a first spring and a guide assembly; a first chute is formed in the cavity of the shell along the height direction of the shell, a sliding sleeve is arranged in the first chute in a sliding manner along the length direction of the first chute, and an opening of the sliding sleeve is horizontally formed at one side far away from the first chute; the first clamping block is arranged in the sliding sleeve in a sliding manner along the length direction of the sliding sleeve, one end of the first clamping block extends out of the opening of the sliding sleeve, and a first gap is reserved between the first clamping block and the sliding sleeve; the first spring is arranged in the first gap; the guide assembly is arranged on the first sliding groove and the sliding sleeve along the length direction of the first sliding groove respectively, and the guide assembly is used for guiding the sliding sleeve to move along the length direction of the first sliding groove.
Preferably, the guide assembly comprises a guide block and a guide groove; the guide block is fixedly arranged on the side wall of the sliding sleeve; the guide groove is formed in the side wall of the first sliding groove along the length direction of the first sliding groove, and the guide block is in sliding fit with the guide groove along the length direction of the first sliding groove.
Preferably, the clamping device further comprises a limiting frame; the limiting frame is fixedly arranged on the upper portion of the cavity of the shell, and the limiting frame has supporting force on the upper portion of the template.
Preferably, the transmission device comprises a transmission plate, a guide rod and a first connecting rod; the transmission plate is arranged on one side of the electromagnet far away from the shell in a sliding way along the axis of the first spring; the guide rod is fixedly arranged on one side of the electromagnet along the axis of the first spring, penetrates through the transmission plate and is in sliding fit with the transmission plate; one end of the first connecting rod is hinged with one end of the transmission plate, and one end of the first connecting rod, which is far away from the transmission plate, is hinged with the pushing device.
Preferably, the time delay device comprises a mounting seat, a pressing rod, a second clamping block and a second spring; the mounting seat is arranged above the transmission plate; the pressing rod vertically penetrates through the mounting seat and is in sliding fit with the mounting seat; the second clamping block is fixedly arranged at the lower part of the pressing rod, a second clamping groove is formed in the upper part of the transmission plate, the second clamping block is matched with the second clamping groove in a clamping way, and a second gap is reserved between the second clamping block and the mounting seat; the second spring is arranged in the second gap along the axis of the pressing rod.
Preferably, the pushing device comprises a pushing plate and a pushing rod; the pushing plate is arranged on one side of the shell in a sliding manner along the extending direction of the mounting opening, and one end of the first connecting rod, which is far away from the transmission plate, is hinged with the pushing plate; the push rod is fixedly arranged on one side, close to the shell, of the push plate along the extending direction of the mounting opening, penetrates through the side wall of the shell and is in sliding fit with the shell, and the push rod can push out the template from the cavity.
Preferably, the replacing device further comprises an auxiliary resetting device, wherein the auxiliary resetting device comprises an extension rod, a second connecting rod, a sliding block and a third spring; the extension rod is fixedly arranged at the upper part of the sliding sleeve along the length direction of the first sliding groove; the upper part of the cavity is horizontally provided with a second chute, the length direction of the second chute is vertical to the extending direction of the mounting opening, the sliding block is arranged in the second chute in a sliding way along the length direction of the second chute, and a third gap is reserved between the sliding block and the end part of the second chute; two ends of the second connecting rod are respectively hinged with the sliding block and the extension rod; the third spring is disposed in the third gap.
Preferably, the first clamping block is provided with a first chamfer, and the first chamfer is inclined towards the insertion direction of the template.
Preferably, the second clamping block is provided with a second chamfer, and the second chamfer is inclined towards the axial direction of the first spring.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the clamping device, the button, the electromagnet, the transmission device, the pushing device, the delay device, the mounting port and the processing port are arranged, the template is pushed in from the mounting port of the shell during mounting, so that the template horizontally slides into the cavity of the shell from the mounting port, the clamping device is jacked up when the template enters the cavity, the clamping device is clamped with the first clamping groove on the template only when the template completely enters the cavity of the shell, then the lifting device drives the shell to descend, the base passes through the processing port at the bottom of the shell, the template is contacted with the base, the template slides in the cavity of the shell along the height direction of the shell under the extrusion of the base, the clamping device matched with the template synchronously moves along with the template, the template after sliding is not positioned at one side of the mounting port any more, the template is ensured not to slide out from the mounting port during processing, the template is required to be dismounted from the mounting port, the template is separated from the base at the moment, the button is controlled by the controller to electrify the electromagnet, the electromagnet is enabled to be clamped with the template, the clamping device under the action of the delay device, the transmission device drives the shell to descend, the template is triggered to be clamped with the template, the template is required to be replaced by the high-speed, the template can be replaced by the template, and the template can be quickly replaced by the template is required to be triggered by the device after the device, and the template is required to be replaced by the template, and the template is required to be quickly replaced by the template, and the template to be quickly replaced.
Drawings
Fig. 1 is a schematic perspective view of a foam plastic foaming machine capable of quickly changing molds.
Fig. 2 is an enlarged schematic view of a portion of the foam plastic foaming machine at a in fig. 1, which is capable of quick die change.
Fig. 3 is a schematic perspective view of a foam plastic foaming machine capable of quickly changing the mold.
Fig. 4 is a schematic perspective view of a foam plastic foaming machine capable of quickly changing the mold after the lifting device is removed.
Fig. 5 is an enlarged schematic view of a portion of the foam plastic foaming machine at B in fig. 4, which enables quick die change.
Fig. 6 is a second perspective view of the foam plastic foaming machine with the lifting device removed, which can change the mold rapidly.
Fig. 7 is a perspective view of a foam plastic foaming machine capable of quickly changing the mold, with the lifting device and the housing removed.
Fig. 8 is an enlarged partial schematic view of the foam plastic foaming machine C in fig. 7, which enables quick die change.
Fig. 9 is a side view of a quick change mold plastic foam machine with the lifting device and housing removed.
Fig. 10 is an enlarged schematic view of a portion of the foam plastic foaming machine at D-D of fig. 9, which enables quick die change.
Fig. 11 is an enlarged partial schematic view of the foam plastic foaming machine of fig. 10 at E, which enables quick die change.
The reference numerals in the figures are:
1-a housing; 2-changing the device; 21-a clamping device; 211-sliding sleeve; 212-a first clamping block; 213-a first spring; 214-a guide assembly; 2141-guide blocks; 2142-guide slots; 215-limiting frames; 22-button; 23-electromagnet; 24-transmission device; 241-a drive plate; 242-guide bar; 243-a first link; 25-pushing means; 251-pushing plate; 252-push rod; 26-delay means; 261-mounting base; 262-pressing a rod; 263-a second snap block; 264-a second spring; 27-a mounting port; 271-a processing port; 28-auxiliary reset means; 281-extension rod; 282-second link; 283-slider; 284-a third spring; 3-templates; 4-lifting device.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1, 3, 6 and 7: a foam plastic foaming machine capable of quickly changing a mold comprises a shell 1, a changing device 2 and a lifting device 4; the replacing device 2 comprises a clamping device 21, a button 22, an electromagnet 23, a transmission device 24, a pushing device 25, a delay device 26, a mounting port 27 and a processing port 271; a cavity is arranged in the shell 1, a mounting opening 27 is horizontally formed in the side wall of the shell 1, the mounting opening 27 is communicated with the cavity, a template 3 enters the shell 1 through the mounting opening 27, the cross section of the template 3 is identical to that of the cavity, and a first clamping groove is formed in the side wall of the template 3; the processing port 271 is vertically formed at the bottom of the casing 1, and the processing port 271 is communicated with the cavity; the button 22 is arranged on the side wall of the shell 1, and one side of the button 22 is provided with a controller; the clamping device 21 is arranged in the cavity of the shell 1, and the clamping device 21 is matched with a first clamping groove on the template 3 in a clamping way after the template 3 is pushed into the cavity of the shell 1; the electromagnet 23 is arranged on the side wall of the shell 1 at one side of the clamping device 21, the clamping device 21 and the first clamping groove are separated from each other after the electromagnet 23 is electrified, and the button 22 controls the electromagnet 23 to operate through the controller; the pushing device 25 is arranged on the side wall of the shell 1 on the opposite side of the mounting opening 27, the pushing device 25 penetrates through the shell 1, and the pushing device 25 can push out the template 3 from the cavity; two ends of the transmission device 24 are respectively connected with the pushing device 25 and the electromagnet 23, and the electromagnet 23 drives the pushing device 25 to operate through the transmission device 24; a delay device 26 is provided on one side of the transmission 24, the delay device 26 being used to delay operation of the transmission 24 after the electromagnet 23 is energised.
The lower part of the shell 1 is provided with a base, the template 3 is required to be in close contact with the base during processing, the lower part of the template 3 and the upper part of the base form a forming cavity, during installation, the template 3 is pushed in from the installation port 27 of the shell 1, the template 3 horizontally slides into the cavity of the shell 1 from the installation port 27, the clamping device 21 is jacked up when the template 3 enters the cavity, the clamping device 21 is clamped with a first clamping groove on the template 3 only when the template 3 completely enters the cavity of the shell 1, then the lifting device 4 drives the shell 1 to descend, the base passes through the processing port 271 at the bottom of the shell 1, the template 3 is contacted with the base, the template 3 slides in the cavity of the shell 1 along the height direction of the shell 1 under the extrusion of the base, the clamping device 21 matched with the template 3 moves synchronously along with the template 3, the template 3 after sliding is not positioned at one side of the installation port 27 any more, the template 3 is ensured not to slide out from the mounting port 27 in the processing process, when the template 3 is required to be dismounted, the template 3 is separated from the base at this time, the button 22 is pressed down, the button 22 controls the electromagnet 23 to be electrified through the controller, the electromagnet 23 enables the clamping device 21 to be separated from the template 3, under the action of the time delay device 26, the transmission device 24 is triggered later than the clamping device 21, the triggered transmission device 24 drives the pushing device 25 to push out the template 3, so that a worker can replace the pushed template 3, the time delay device 26 is arranged to avoid the template 3 from being replaced in the clamping state between the clamping device 21 and the template 3, the replacement difficulty is increased, meanwhile, in order to take out the template 3, the clamping force of the clamping device 21 needs to be overcome, after the clamping force of the clamping device 21 is overcome by the template 3, under the action of inertia, the template 3 easily flies out from the shell 1, so that the condition that the template 3 falls down or injures personnel by smashing occurs, and the device can quickly and safely finish die changing.
Referring to fig. 4, 7 and 11: the clamping device 21 comprises a sliding sleeve 211, a first clamping block 212, a first spring 213 and a guide assembly 214; a first chute is formed in the cavity of the shell 1 along the height direction of the shell 1, a sliding sleeve 211 is arranged in the first chute in a sliding manner along the length direction of the first chute, and an opening of the sliding sleeve 211 is horizontally formed at one side far away from the first chute; the first clamping block 212 is arranged in the sliding sleeve 211 in a sliding manner along the length direction of the sliding sleeve 211, one end of the first clamping block 212 extends out of an opening of the sliding sleeve 211, and a first gap is reserved between the first clamping block 212 and the sliding sleeve 211; the first spring 213 is disposed in the first gap; the guide assembly 214 is disposed on the first sliding groove and the sliding sleeve 211 along the length direction of the first sliding groove, and the guide assembly 214 is used for guiding the sliding sleeve 211 to move along the length direction of the first sliding groove.
After the template 3 is inserted into the housing 1 from the mounting port 27, the first clamping block 212 is pressed into the sliding sleeve 211 by the template 3, so that the first spring 213 arranged in the sliding sleeve 211 is pressed down under the action of the first clamping block 212, the first spring 213 is in a compressed state, when the first clamping groove on the template 3 is completely overlapped with the first clamping block 212, the first spring 213 pushes the first clamping block 212 into the first clamping groove, so that the first clamping block 212 and the first clamping groove are clamped, when the template 3 contacts with the base, the template 3 also drives the first clamping block 212 to slide when the template 3 slides in the cavity, and the sliding sleeve 211 which is in sliding fit with the first clamping block 212 synchronously slides along the height direction of the housing 1 under the guidance of the guide component 214.
Referring to fig. 4 and 5: the guide assembly 214 includes a guide block 2141 and a guide slot 2142; the guide block 2141 is fixedly arranged on the side wall of the sliding sleeve 211; the guide groove 2142 is formed on a side wall of the first sliding groove along a length direction of the first sliding groove, and the guide block 2141 is slidably matched with the guide groove 2142 along the length direction of the first sliding groove.
The sliding sleeve 211 can stably slide due to the sliding fit of the guide block 2141 and the guide groove 2142.
Referring to fig. 9: the clamping device 21 further comprises a limiting frame 215; the limiting frame 215 is fixedly arranged at the upper part of the cavity of the shell 1, and the limiting frame 215 has supporting force on the upper part of the template 3.
Through setting up spacing 215 and having guaranteed that template 3 has sufficient pressure to the base when contacting with the base, if do not set up spacing 215, template 3 can all be supported by clamping device 21 to the pressure of base after contacting with the base, under powerful pressure, clamping device 21 can inevitably appear breaking, thereby make the foaming machine appear damaging, after setting up spacing 215, after template 3 and base contact, elevating gear 4 continuously drives shell 1 and descends, template 3 slides in the cavity of shell 1, upper portion and spacing 215 contact of template 3 just can stop the slip, the reaction force of base to template 3 is all born by spacing 215, and spacing 215 and shell 1 fixed connection, and shell 1 and elevating gear 4 fixed connection, so clamping device 21 just no longer receives the reaction force of base when processing, the condition that the damage can not appear to clamping device 21 has been guaranteed.
Referring to fig. 3, 4 and 6: the transmission 24 includes a transmission plate 241, a guide lever 242, and a first link 243; the transmission plate 241 is slidably disposed along the axis of the first spring 213 on the side of the electromagnet 23 away from the housing 1; the guide rod 242 is fixedly arranged at one side of the electromagnet 23 along the axis of the first spring 213, and the guide rod 242 penetrates through the transmission plate 241 and is in sliding fit with the transmission plate 241; one end of the first link 243 is hinged with one end of the driving plate 241, and one end of the first link 243 remote from the driving plate 241 is hinged with the pushing device 25.
When the electromagnet 23 is electrified, the magnetic pole of the driving plate 241 is the same as the magnetic pole of the electromagnet 23, so that the electromagnet 23 generates a repulsive force on the driving plate 241, and under the repulsive force, the driving plate 241 drives the pushing device 25 to push the template 3 through the first link 243, and the guide rod 242 is used for guiding the driving plate 241 to slide stably.
Referring to fig. 1 and 11: the delay device 26 comprises a mounting seat 261, a pressing rod 262, a second clamping block 263 and a second spring 264; the mounting seat 261 is arranged above the transmission plate 241; the pressing rod 262 vertically penetrates through the mounting seat 261 and is in sliding fit with the mounting seat 261; the second clamping block 263 is fixedly arranged at the lower part of the pressing rod 262, a second clamping groove is formed in the upper part of the transmission plate 241, the second clamping block 263 is matched with the second clamping groove in a clamping way, and a second gap is reserved between the second clamping block 263 and the mounting seat 261; the second spring 264 is disposed in the second gap along the axis of the pressing rod 262.
When the electromagnet 23 is not electrified, the second clamping block 263 is in a clamping state with the second clamping groove on the transmission plate 241, when the electromagnet 23 is electrified, the transmission plate 241 can be subjected to repulsive force of the electromagnet 23, the repulsive force can not overcome the clamping force of the second clamping block 263 to the second clamping groove, the repulsive force can overcome the clamping force of the second clamping block 263 to the second clamping groove along with the continuous enhancement of the magnetic force of the electromagnet 23, so that the transmission plate 241 slides, and at the moment, the first clamping block 212 slides into the sliding sleeve 211 under the action of the attractive force of the electromagnet 23, so that the pushing device 25 can not wear when pushing out the template 3, and meanwhile, the inertia generated by the first spring 213 is overcome when pushing out the template 3.
Referring to fig. 1 and 7: the pushing device 25 includes a pushing plate 251 and a pushing rod 252; the pushing plate 251 is slidably disposed at one side of the housing 1 along the extending direction of the mounting port 27, and one end of the first link 243 remote from the driving plate 241 is hinged with the pushing plate 251; the push rod 252 is fixedly arranged on one side, close to the shell 1, of the push plate 251 along the extending direction of the mounting opening 27, the push rod 252 penetrates through the side wall of the shell 1 and is in sliding fit with the shell 1, and the push rod 252 can push out the template 3 from the cavity.
When the transmission device 24 is started, the pushing plate 251 is driven by the transmission device 24 to drive the pushing rod 252, and the pushing rod 252 pushes the template 3 out of the shell 1.
Referring to fig. 7 and 10: the changing device 2 further comprises an auxiliary resetting device 28, the auxiliary resetting device 28 comprising an extension rod 281, a second connecting rod 282, a slider 283 and a third spring 284; the extension rod 281 is fixedly arranged at the upper part of the sliding sleeve 211 along the length direction of the first sliding chute; the upper part of the cavity is horizontally provided with a second chute, the length direction of the second chute is perpendicular to the extending direction of the mounting opening 27, a sliding block 283 is arranged in the second chute in a sliding manner along the length direction of the second chute, and a third gap is reserved between the sliding block 283 and the end part of the second chute; both ends of the second link 282 are hinged with the slider 283 and the extension rod 281, respectively; a third spring 284 is disposed in the third gap.
After the processing is finished, the template 3 can be taken out after the template 3 needs to be reset, and the template 3 can not be ensured to be completely reset only by the template 3, so that auxiliary reset is required by means of the device, when the template 3 ascends along the height direction of the shell 1, the template 3 drives the sliding sleeve 211 to ascend, the extension rod 281 fixedly arranged on the sliding sleeve 211 moves synchronously along with the template, the extension rod 281 drives the sliding block 283 to slide in the second sliding groove through the second connecting rod 282, the third spring 284 is further extruded, the extruded third spring 284 drives the sliding block 283 to reset, the sliding block 283 after reset pushes the sliding sleeve 211 to reset through the second connecting rod 282, and finally the template 3 synchronously moving with the sliding sleeve 211 is reset.
Referring to fig. 7: the first engaging block 212 is provided with a first chamfer which is inclined toward the insertion direction of the die plate 3.
When setting up the first chamfer into the slope towards template 3 direction of inserting, template 3 inserts the back from the installing port 27, and first joint piece 212 can be jacked by template 3 under the effect of first chamfer, and when template 3 was inserted in shell 1 completely, first joint piece 212 and first joint groove realized the joint, and after template 3 contacted with the base, template 3 when the template 3 was slided in the cavity, template 3 can drive the synchronous lift of first joint piece 212 rather than the joint.
Referring to fig. 11: the second engagement block 263 is provided with a second chamfer inclined toward the axial direction of the first spring 213.
The second chamfer is formed on the second clamping block 263, so that the transmission plate 241 can be separated from the clamping of the second clamping block 263 under the condition that the repulsive force of the electromagnetic plate is continuously increased.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (6)
1. A foam plastic foaming machine capable of quickly changing a mold comprises a shell (1), a changing device (2) and a lifting device (4);
The replacing device (2) is characterized by comprising a clamping device (21), a button (22), an electromagnet (23), a transmission device (24), a pushing device (25), a delay device (26), a mounting port (27) and a processing port (271);
A cavity is formed in the shell (1), a mounting opening (27) is horizontally formed in the side wall of the shell (1), the mounting opening (27) is communicated with the cavity, a template (3) enters the shell (1) through the mounting opening (27), the cross section of the template (3) is identical to the cross section of the cavity, and a first clamping groove is formed in the side wall of the template (3);
the processing port (271) is vertically formed at the bottom of the shell (1), and the processing port (271) is communicated with the cavity;
the button (22) is arranged on the side wall of the shell (1), and a controller is arranged on one side of the button (22);
the clamping device (21) is arranged in the cavity of the shell (1), and the clamping device (21) is matched with the first clamping groove on the template (3) in a clamping way after the template (3) is pushed into the cavity of the shell (1);
the electromagnet (23) is arranged on the side wall of the shell (1) at one side of the clamping device (21), the clamping device (21) is separated from the first clamping groove after the electromagnet (23) is electrified, and the button (22) controls the electromagnet (23) to operate through the controller;
The pushing device (25) is arranged on the side wall of the shell (1) on the opposite side of the mounting opening (27), the pushing device (25) penetrates through the shell (1), and the pushing device (25) can push out the template (3) from the cavity;
Two ends of the transmission device (24) are respectively connected with the pushing device (25) and the electromagnet (23), and the electromagnet (23) drives the pushing device (25) to operate through the transmission device (24);
the delay device (26) is arranged on one side of the transmission device (24), and the delay device (26) is used for enabling the transmission device (24) to delay running after the electromagnet (23) is electrified;
the transmission device (24) comprises a transmission plate (241), a guide rod (242) and a first connecting rod (243);
The transmission plate (241) is arranged on one side of the electromagnet (23) away from the shell (1) along the axis of the first spring (213) in a sliding way;
The guide rod (242) is fixedly arranged on one side of the electromagnet (23) along the axis of the first spring (213), and the guide rod (242) penetrates through the transmission plate (241) and is in sliding fit with the transmission plate (241);
One end of the first connecting rod (243) is hinged with one end of the transmission plate (241), and one end of the first connecting rod (243) away from the transmission plate (241) is hinged with the pushing device (25);
The time delay device (26) comprises a mounting seat (261), a pressing rod (262), a second clamping block (263) and a second spring (264);
the mounting seat (261) is arranged above the transmission plate (241);
The pressing rod (262) vertically penetrates through the mounting seat (261) and is in sliding fit with the mounting seat (261);
The second clamping block (263) is fixedly arranged at the lower part of the pressing rod (262), a second clamping groove is formed in the upper part of the transmission plate (241), the second clamping block (263) is matched with the second clamping groove in a clamping way, and a second gap is reserved between the second clamping block (263) and the mounting seat (261);
A second spring (264) is disposed in the second gap along the axis of the pressing rod (262);
a second chamfer is formed on the second clamping block (263), and the second chamfer is inclined towards the axial direction of the first spring (213).
2. A foam plastic foaming machine capable of quick mould changing according to claim 1, characterized in that the clamping device (21) comprises a sliding sleeve (211), a first clamping block (212), a first spring (213) and a guide assembly (214);
A first chute is formed in the cavity of the shell (1) along the height direction of the shell (1), a sliding sleeve (211) is arranged in the first chute in a sliding manner along the length direction of the first chute, and an opening of the sliding sleeve (211) is horizontally formed at one side far away from the first chute;
the first clamping block (212) is arranged in the sliding sleeve (211) in a sliding manner along the length direction of the sliding sleeve (211), one end of the first clamping block (212) extends out of an opening of the sliding sleeve (211), and a first gap is reserved between the first clamping block (212) and the sliding sleeve (211);
a first spring (213) is disposed in the first gap;
The guide assembly (214) is respectively arranged on the first sliding chute and the sliding sleeve (211) along the length direction of the first sliding chute, and the guide assembly (214) is used for guiding the sliding sleeve (211) to move along the length direction of the first sliding chute;
A first chamfer is formed on the first clamping block (212), and the first chamfer inclines towards the inserting direction of the template (3).
3. A foam plastic foaming machine capable of quick mould change according to claim 2, characterized in that the guide assembly (214) comprises a guide block (2141) and a guide groove (2142);
the guide block (2141) is fixedly arranged on the side wall of the sliding sleeve (211);
The guide groove (2142) is formed on the side wall of the first chute along the length direction of the first chute, and the guide block (2141) is in sliding fit with the guide groove (2142) along the length direction of the first chute.
4. A foam plastic foaming machine capable of quick mould changing according to claim 1, characterized in that the clamping device (21) further comprises a limiting frame (215);
The limiting frame (215) is fixedly arranged at the upper part of the cavity of the shell (1), and the upper part of the template (3) is provided with supporting force by the limiting frame (215).
5. A foam plastic foaming machine capable of quick mould change according to claim 1, characterized in that the pushing means (25) comprise a pushing plate (251) and a pushing rod (252);
The pushing plate (251) is arranged on one side of the shell (1) in a sliding manner along the extending direction of the mounting opening (27), and one end of the first connecting rod (243) far away from the transmission plate (241) is hinged with the pushing plate (251);
The push rod (252) is fixedly arranged on one side, close to the shell (1), of the push plate (251) along the extending direction of the mounting opening (27), the push rod (252) penetrates through the side wall of the shell (1) and is in sliding fit with the shell (1), and the push rod (252) can push out the template (3) from the cavity.
6. A foam plastic foaming machine capable of quick mould change according to claim 2, characterized in that the changing device (2) further comprises an auxiliary resetting device (28), the auxiliary resetting device (28) comprising an extension rod (281), a second connecting rod (282), a slider (283) and a third spring (284);
the extension rod (281) is fixedly arranged at the upper part of the sliding sleeve (211) along the length direction of the first sliding chute;
the upper part of the cavity is horizontally provided with a second chute, the length direction of the second chute is perpendicular to the extending direction of the mounting opening (27), a sliding block (283) is arranged in the second chute in a sliding way along the length direction of the second chute, and a third gap is reserved between the sliding block (283) and the end part of the second chute;
Two ends of the second connecting rod (282) are respectively hinged with the sliding block (283) and the extension rod (281);
A third spring (284) is disposed in the third gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311294933.1A CN117261084B (en) | 2023-10-09 | 2023-10-09 | Plastic foam machine is moulded to bubble that can quick retooling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311294933.1A CN117261084B (en) | 2023-10-09 | 2023-10-09 | Plastic foam machine is moulded to bubble that can quick retooling |
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| CN117261084A CN117261084A (en) | 2023-12-22 |
| CN117261084B true CN117261084B (en) | 2024-06-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN213533516U (en) * | 2020-10-10 | 2021-06-25 | 杭州晨旭文具制造有限公司 | Easy-to-replace mold of injection molding machine for ball pen production and processing |
| CN218315163U (en) * | 2022-09-23 | 2023-01-17 | 宁国市奇点塑料制品有限公司 | Blowing device convenient to overhaul |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09207173A (en) * | 1996-02-07 | 1997-08-12 | Sharp Corp | Mold for injection molding |
| US8393883B2 (en) * | 2010-06-22 | 2013-03-12 | Pascal Engineering | Ejector device of injection molding machine |
| JP5774420B2 (en) * | 2011-09-08 | 2015-09-09 | 住友重機械工業株式会社 | Injection molding machine |
| CN105599230B (en) * | 2016-01-15 | 2017-12-22 | 宁波博超模具有限公司 | The automobile reading lamp bracket mould of the stable demoulding |
| JP6775798B2 (en) * | 2016-09-12 | 2020-10-28 | 株式会社コスメック | Mold mounting method |
| CN209682786U (en) * | 2019-03-22 | 2019-11-26 | 上海鹤城高分子科技有限公司 | An injection mold that is easy to replace |
| CN214214538U (en) * | 2020-12-18 | 2021-09-17 | 连云港同欣泡塑新材料有限公司 | EPS foamed plastic mould convenient to drawing of patterns |
| CN114953325B (en) * | 2022-07-06 | 2023-03-24 | 合肥希远精密设备有限公司 | Foamed plastic foaming forming machine capable of quickly changing mold |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213533516U (en) * | 2020-10-10 | 2021-06-25 | 杭州晨旭文具制造有限公司 | Easy-to-replace mold of injection molding machine for ball pen production and processing |
| CN218315163U (en) * | 2022-09-23 | 2023-01-17 | 宁国市奇点塑料制品有限公司 | Blowing device convenient to overhaul |
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