CN116674138B - Compression molding equipment and method for thermoplastic accessory material of automobile - Google Patents
Compression molding equipment and method for thermoplastic accessory material of automobile Download PDFInfo
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- CN116674138B CN116674138B CN202310970576.XA CN202310970576A CN116674138B CN 116674138 B CN116674138 B CN 116674138B CN 202310970576 A CN202310970576 A CN 202310970576A CN 116674138 B CN116674138 B CN 116674138B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The invention relates to the technical field of compression molding, and discloses compression molding equipment and a method for an automobile thermoplastic accessory material, which solve the problem that other mechanisms on the compression molding equipment can carry out the next compression molding process after waiting for die closing, and the single compression molding time period is longer; the feeding waiting time is reduced, the time period of single compression molding is further reduced, and the working efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of compression molding, and particularly relates to compression molding equipment and method for an automobile thermoplastic accessory material.
Background
Some thermoplastic accessory materials of an automobile are manufactured through compression molding equipment, the thermoplastic product compression molding technology is adopted to finish manufacturing of the product in an injection molding mode at present in China, in the prior art, thermoplastic materials are generally added into a female die through a feeding mechanism, after the thermoplastic materials are added, a male die is driven to move downwards to be matched with the female die through a driving mechanism, the product is subjected to compression molding through the matched dies, after the product is molded, the male die is driven to move upwards through the driving mechanism, a molded part in the female die is taken down, after the female die and the male die are matched, the female die and the male die are required to be kept for a certain period of time to be separated, at the moment, other mechanisms on the compression molding equipment are required to wait for the end of the matched dies to perform the next compression molding process, the single compression molding time period is long, and certain limitation exists.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the molding equipment and the method for the thermoplastic fitting material of the automobile, which effectively solve the problem that other mechanisms on the molding equipment in the prior art can carry out the next molding process after waiting for the end of die assembly, and the single molding time period is longer.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an automobile thermoplastic accessory material compression molding equipment, the on-line screen storage device comprises a base, the top fixedly connected with screw extruder of base, the top of base is equipped with the operation panel, operation panel and base are connected through a plurality of first connecting plates, the top of base is equipped with the movable seat, movable seat and base are connected through horizontal reciprocating driving mechanism, the top of operation panel is equipped with two dies, the top symmetry of operation panel is equipped with two terrace dies, terrace dies and operation panel are connected through interval adjustment unit, the rectangular hole has been seted up on the operation panel, die and movable seat pass through the oscillator and connect, the both sides of die are fixedly connected with gib block respectively, the top fixedly connected with of operation panel two curb plates, first guide way has been seted up respectively to one side that two curb plates are close to, and first guide way and gib block cooperatees, and the top symmetry of operation panel is equipped with two stop guide structures, and two dies are located between two stop guide structures, the bottom of operation panel is equipped with two first movable plates, first movable plate and operation panel passes through stretching unit connection, two first movable plates are close to one end of being seted up flutedly respectively, fixedly connected with the rectangular hole on the operation panel, the bottom push-off block is equipped with the bottom of die, the ejector pin has the ejector pin is equipped with the ejector pin, the ejector pin is equipped with the ejector pin on the bottom of ejector pin, ejector pin is equipped with the ejector pin.
Preferably, the stop guide structure comprises a stop plate arranged above the operation table, the stop plate is connected with the operation table through a second connecting plate, the side, close to the stop plate, of the stop plate is respectively provided with a second guide groove, the opening of the second guide groove faces the operation table, the side, far away from the female dies, of the stop plate is respectively fixedly connected with a guide block, and the guide blocks are matched with the second guide grooves.
Preferably, the swinging device comprises a plurality of swinging plates arranged below the female die, the swinging plates are obliquely arranged, the swinging plates penetrate through rectangular holes, one ends of the swinging plates penetrate through first connecting shafts fixedly connected, the other ends of the swinging plates penetrate through second connecting shafts fixedly connected, first supporting portions are respectively sleeved at two ends of the first connecting shafts, the first supporting portions are fixedly connected with the tops of the movable seats, two adjacent first supporting portions are respectively contacted with two sides of the swinging plates, second supporting portions are respectively sleeved at two ends of the second connecting shafts, the second supporting portions are fixedly connected with the bottoms of the female die, and two adjacent second supporting portions are respectively contacted with two sides of the swinging plates.
Preferably, a friction plate is arranged on one side of the movable column, the friction plate is positioned below the female die, the friction plate is in contact with the movable column, a movable block is arranged on one side, away from the movable column, of the friction plate, two first guide columns penetrate through the movable block, the first guide columns are connected with the friction plate through a third supporting portion, a first compression spring is sleeved outside the first guide columns, two ends of the first compression spring are respectively abutted to the movable block and the third supporting portion, and the movable block is connected with the female die through a level adjuster.
Preferably, the level adjuster comprises a first fixed plate arranged on one side, far away from the friction plate, of the movable block, the bottom of the first fixed plate is fixedly connected with the bottom of the female die, a first screw rod and a second guide post penetrate through the first fixed plate, the first screw rod and the second guide post are fixedly connected with the movable block, two first nuts are sleeved on the outer portion of the first screw rod, and two adjacent first nuts are respectively contacted with two sides of the first fixed plate.
Preferably, the second movable plate is fixedly connected with a first fixed block, and the top of the first fixed block is connected with the bottom of the female die through a second compression spring.
Preferably, the stretching unit comprises a supporting plate fixedly arranged at the bottom of the first movable plate, a second fixed plate is sleeved outside the first movable plate, the second fixed plate is fixedly connected with the bottom of the operating platform, and the second fixed plate is connected with the supporting plate through a stretching spring.
Preferably, the horizontal reciprocating driving mechanism comprises two second fixed blocks fixedly mounted at the top of the movable seat, a second screw rod penetrates through the second fixed blocks, the second screw rod and the second fixed blocks are connected in a threaded mode, a motor and a third fixed plate are respectively arranged at two ends of the second screw rod, the motor and the third fixed plate are fixedly connected with the top of the base, the output end of the motor is fixedly connected with one end of the second screw rod, and one end of the second screw rod far away from the motor is connected with the third fixed plate through a bearing.
Preferably, the interval adjusting unit comprises a plurality of supporting blocks fixedly mounted on the male die, a third screw rod penetrates through the supporting blocks, the bottom end of the third screw rod is fixedly connected with the top of the operating platform, two second nuts are sleeved outside the third screw rod, and the two adjacent second nuts are respectively contacted with the top and the bottom of the supporting blocks.
The invention also provides a compression molding method of the automobile thermoplastic accessory material, which comprises the compression molding equipment of the automobile thermoplastic accessory material, and comprises the following steps: step one: the movable seat is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, so that one of the female dies moves to a feeding position, the feeding position is positioned at the middle position of the top of the operating platform, and thermoplastic materials are added into the first female die positioned at the feeding position through the screw extruder.
Step two: after the thermoplastic material is added, the movable seat is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, the movable seat drives the two female dies to move through the swinging device, so that a first female die positioned at the feeding position moves out from the feeding position, the first female die moves out from between the two side plates, a guide strip positioned on the first female die slides out from the first guide groove, the second female die moves towards the feeding position, and the guide strip positioned on the second female die slides into the first guide groove.
Step three: along with the continuous movement of the movable seat in the horizontal direction, a first female die moving out from between the two side plates is contacted with one of the stop guide structures, so that the first female die stops moving in the horizontal direction, the first female die moves to the lower part of a corresponding male die, along with the continuous movement of the movable seat, the first female die and the male die which are finally positioned below the male die are clamped, and the second female die moves to a feeding position.
Step four: and in the process of die assembly of the first female die and the corresponding male die, the spiral extruder charges the second female die positioned at the charging position, when the first female die and the corresponding male die are assembled, and the spiral extruder finishes charging the female die positioned at the charging position, the horizontal reciprocating driving mechanism drives the movable seat to move reversely in the horizontal direction, so that the first female die is separated from the corresponding male die, the first female die is finally reset to the initial charging position, the second female die and the other corresponding male die are assembled, and a worker takes down a formed part positioned in the first female die.
Step five: after the formed part is taken out from the female die, thermoplastic materials can be added into the first female die through the screw extruder again, after the thermoplastic materials are added, the movable seat is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, so that the first female die positioned at the feeding position is matched with the corresponding male die again, the other female die is separated from the corresponding male die and moves to the feeding position, a formed part positioned in the second female die at the feeding position is taken out again by a worker, the two female dies are driven to alternately move to the feeding position through the horizontal reciprocating driving mechanism, and the other female die is fed until compression molding of all thermoplastic accessory materials is completed while one female die and the corresponding male die are matched.
Compared with the prior art, the invention has the beneficial effects that: (1) The movable seat is driven to move horizontally through the horizontal reciprocating driving mechanism so that one of the female dies moves to the feeding position, the feeding position is positioned at the middle position of the top of the operating platform, thermoplastic materials are added into the first female die positioned at the feeding position through the screw extruder, after the thermoplastic materials are added, the movable seat is driven to move horizontally through the horizontal reciprocating driving mechanism, the movable seat drives the two female dies to move through the swinging device, so that the first female die positioned at the feeding position moves out from the feeding position, the first female die moves out from between the two side plates, the guide strip positioned on the first female die slides out from the first guide groove, the second female die moves towards the feeding position, the guide strip positioned on the second female die slides into the first guide groove, and continuously moves along with the horizontal direction of the movable seat, the first female die moving out from between the two side plates is contacted with one of the stop guide structures so as to stop moving the first female die horizontally, the first female die moves to the lower part of the corresponding male die, the first female die and the male die which are finally positioned below the male die are clamped with the continuous movement of the movable seat, the second female die moves to the feeding position, the second female die positioned at the feeding position is fed by the screw extruder in the process of clamping the first female die and the corresponding male die, when the first female die and the corresponding male die are clamped, the feeding of the female die positioned at the feeding position is completed by the screw extruder, the movable seat is driven by the horizontal reciprocating driving mechanism to move reversely horizontally so as to separate the first female die from the corresponding male die, the first female die is finally reset to the initial feeding position, and the second female die is clamped with the other corresponding male die, after the forming part is taken out from the female die, thermoplastic materials can be added into the first female die through the screw extruder again, after the thermoplastic materials are added, the movable seat is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, so that the first female die positioned at the feeding position is matched with the corresponding male die again, the other female die is separated from the corresponding male die and moves to the feeding position, the forming part positioned in the second female die positioned at the feeding position is taken out again by the worker, and the thermoplastic materials can be added into the other female die in the process of waiting for the die and the male die to be matched, so that the feeding waiting time is shortened, the time period of single compression molding is shortened, and the working efficiency is improved.
(2) When the female die after feeding moves towards the stop guide structure, the female die drives the pushing block to move, the inclined surface on the pushing block is contacted with the supporting bar, the first movable plate is positioned on one side of the second movable plate, the pushing block pushes the supporting bar and the first movable plate to move relative to the operating table in the horizontal direction along with the continuous movement of the pushing block in the horizontal direction, when the female die contacts with the stop guide structure, the female die stops moving in the horizontal direction along with the continuous movement of the movable seat, the female die moves upwards relative to the operating table, the inclined surface on the pushing block is no longer contacted with the supporting bar, the pushing block does not support the supporting bar any more, the stretching unit applies elastic tension to the first movable plate along with the continuous upward movement of the pushing block so as to enable the first movable plate to move towards the second movable plate, and finally the first movable plate elastically presses one side of the second movable plate, the second movable plate moves upwards along with the female die, when the female die moves upwards to a preset position, the female die and the corresponding male die are clamped, the bottom horizontal position of the second movable plate is consistent with the top horizontal position of the first movable plate, the stretching unit drives the first movable plate to move so that one end of the first movable plate moves to the bottom of the second movable plate, the bottom of the second movable plate is supported by the first movable plate, the female die moves downwards, when the female die and the corresponding male die are separated, the first movable plate supports the second movable plate so that the movable column and the ejection disc keep the height at the moment, the female die moves downwards relative to the ejection disc along with the continuous downward movement of the female die, the forming part in the female die moves upwards relative to the female die so that the forming part is not adhered to the inner wall of the cavity of the female die, and in the process of the downward movement of the female die, the inclined surface on the pushing block contacts with the support bar, along with the continuous downward movement of the pushing block, the pushing block pushes the supporting bar and the first movable plate to move in the horizontal direction, so that the contact area between the top of the first movable plate and the bottom of the second movable plate is reduced, when the female die moves to the lowest position, the top of the first movable plate is not contacted with the bottom of the second movable plate any more, the second movable plate loses support, the second movable plate, the movable column and the ejection disc move downward due to self gravity, meanwhile, a formed part positioned at the top of the ejection disc falls back into the female die, when the movable seat drives the female die to move to the feeding position through the oscillator, a worker takes down the formed part positioned in the female die, and as the formed part in the female die moves in the vertical direction relative to the cavity in the female die before taking materials, the formed part is not adhered to the inner wall of the cavity in the female die, and the formed part positioned in the female die is convenient to take down by the worker.
(3) When the movable seat moves in the horizontal direction, the movable seat drives the female die to move synchronously in the horizontal direction through the swinging plate, meanwhile, the guide strip on the female die slides in the first guide groove, when the female die contacts with the corresponding stop plate, the female die stops moving in the horizontal direction, meanwhile, the guide strip slides out of the first guide groove, the guide block moves to the lower part of the second guide groove, along with the continuous movement of the movable seat in the horizontal direction, the inclination angle of the swinging plate changes, the swinging plate pushes the female die to move upwards relative to the operating platform, the guide block slides into the second guide groove, the vertical direction of the female die is enabled to move stably through the design of the guide block and the second guide groove, when the horizontal direction of the movable seat moves reversely, the inclination angle of the swinging plate gradually returns to the initial angle, so that the female die moves downwards, and finally the female die contacts with the top of the operating platform, the female die stops moving downwards, the guide strip on the female die slides into the first guide groove again along with the continuous movement of the movable seat in the horizontal direction.
(4) In the process of downward movement of the female die, the inclined surface on the pushing block is contacted with the supporting bar, the pushing block pushes the supporting bar and the first movable plate to move horizontally, the distance between the supporting bar and the second fixed plate is changed, the tension spring is in a tension state, the contact area between the top of the first movable plate and the bottom of the second movable plate is reduced, when the female die moves down to the lowest position, the top of the first movable plate is not contacted with the bottom of the second movable plate, the second movable plate loses support, the second movable plate, the movable column and the ejection disc move down due to self gravity, meanwhile, a formed part positioned at the top of the ejection disc falls back into the female die, and because the initial state of the first compression spring is in a compression state, the first compression spring applies pressure on the third supporting part and the friction plate, so that the friction plate elastically presses the movable column, in the process of downward movement of the second movable plate and the movable column, the friction plate causes resistance to the descending of the movable column and the second movable plate, the descending speed of the second movable plate and the movable column is reduced, the force of the formed part striking the inner wall of the die cavity after descending is reduced, the worker drives the adjacent two first nuts to rotate, so that the adjacent two first nuts can not clamp the first fixed plate any more, the first screw rod can move relative to the first fixed plate in the horizontal direction, the worker drives the first screw rod and the movable block to move in the horizontal direction, the distance between the movable block and the third supporting part is adjusted, the deformation length of the first compression spring is adjusted, the force of the first compression spring pressing the third supporting part and the friction plate is adjusted, the resistance of the movable column during descending is adjusted, the worker drives the adjacent two first nuts to rotate after the position adjustment of the movable block and the first screw rod is completed, the first fixed plate is clamped by two adjacent first nuts, the first screw rod and the movable block are fixed relative to the first fixed plate and the female die, the movable block stably moves relative to the first fixed plate in the horizontal direction through the design of the second guide column, the second compression spring and the first fixed block are in a compressed state in the initial state, the second compression spring applies downward force to the first fixed block and the second movable plate, so that the ejection disc is inserted into the ejection groove tightly, and the possibility that the ejection disc shakes relative to the ejection groove due to non-human factors is reduced.
(5) The second screw rod is driven to rotate through the motor, the second fixed block and the movable seat are driven to move in the horizontal direction relative to the base, the stability of the second screw rod during rotation is improved through the design of the third fixed plate and the bearing, the two adjacent second nuts are driven to rotate outside the third screw rod by the staff, so that the two adjacent second nuts can not clamp the supporting block any more, the fixed relation between the male die and the third screw rod is relieved, the staff drives the male die to move in the vertical direction, the initial height of the male die can be changed, and after the height of the male die is adjusted, the two adjacent second nuts are driven to rotate by the staff, so that the supporting block is clamped by the two adjacent second nuts, and the male die can be fixed relative to the third screw rod and the operating platform.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings: FIG. 1 is a schematic diagram of the whole structure of the present invention.
FIG. 2 is a second general structural diagram of the present invention.
Fig. 3 is an enlarged partial schematic view of fig. 1 a according to the present invention.
Fig. 4 is a schematic structural view of the oscillator of the present invention.
Fig. 5 is an enlarged partial schematic view of the present invention at B in fig. 4.
Fig. 6 is a schematic structural view of the stretching unit of the present invention.
Fig. 7 is a schematic diagram of a cut-away structure of a female die of the present invention.
Fig. 8 is a schematic structural view of the level adjuster of the present invention.
In the figure: 1. a base; 2. a screw extruder; 3. an operation table; 4. a first connection plate; 5. a movable seat; 6. a female die; 7. a rectangular hole; 8. a male die; 9. a guide bar; 10. a side plate; 11. a first guide groove; 12. a first movable plate; 13. a groove; 14. a pushing block; 15. a second movable plate; 16. an ejection groove; 17. ejecting the disc; 18. a movable column; 19. a stop plate; 20. a second guide groove; 21. a second connecting plate; 22. a guide block; 23. a swinging plate; 24. a first connecting shaft; 25. a second connecting shaft; 26. a first support portion; 27. a second supporting part; 28. a support bar; 29. a friction plate; 30. a movable block; 31. a first guide post; 32. a first compression spring; 33. a first fixing plate; 34. a second guide post; 35. a first screw rod; 36. a first nut; 37. a first fixed block; 38. a second compression spring; 39. a support plate; 40. a second fixing plate; 41. a tension spring; 42. a second fixed block; 43. a motor; 44. a second screw rod; 45. a third fixing plate; 46. a support block; 47. a third screw rod; 48. a second nut; 49. and a third supporting part.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The first embodiment is shown in fig. 1 to 8, the invention comprises a base 1, a screw extruder 2 is fixedly connected to the top of the base 1, an operation table 3 is arranged above the base 1, the operation table 3 and the base 1 are connected through a plurality of first connecting plates 4, a movable seat 5 is arranged at the top of the base 1, the movable seat 5 and the base 1 are connected through a horizontal reciprocating driving mechanism, two female dies 6 are arranged at the top of the operation table 3, two male dies 8 are symmetrically arranged above the operation table 3, the male dies 8 and the operation table 3 are connected through a spacing adjusting unit, a rectangular hole 7 is formed on the operation table 3, the female dies 6 and the movable seat 5 are connected through a swinging device, two sides of the female dies 6 are respectively fixedly connected with a guide bar 9, two side plates 10 are fixedly connected to the top of the operation table 3, first guide grooves 11 are respectively formed on one side, which is close to the two side plates 10, and the first guide groove 11 is matched with the guide strip 9, the top of the operating table 3 is symmetrically provided with two stop guide structures, the two female dies 6 are positioned between the two stop guide structures, the bottom of the operation table 3 is provided with two first movable plates 12, the first movable plates 12 are connected with the operation table 3 through a stretching unit, one ends of the two first movable plates 12, which are close to each other, are respectively provided with a groove 13, the inner walls of the grooves 13 are fixedly connected with supporting bars 28, the bottoms of the female dies 6 are fixedly connected with pushing blocks 14, the pushing blocks 14 are provided with inclined surfaces matched with the supporting bars 28, the lower parts of the female dies 6 are provided with second movable plates 15, the inner walls of the cavities of the female dies 6 are provided with at least two ejection grooves 16, ejection discs 17 are arranged in the ejection grooves 16, the bottoms of the ejection discs 17 are fixedly connected with movable columns 18, the movable columns 18 penetrate through the female dies 6, and the bottom ends of the movable columns 18 are fixedly connected with the second movable plates 15; in the process of waiting for the die 6 and the male die 8 to be assembled, thermoplastic materials can be added into the other die 6, so that the waiting time for feeding is reduced, the time period of single compression molding is further shortened, the working efficiency is improved, and as the molded part in the die 6 moves in the vertical direction relative to the cavity in the die 6 before taking materials, the molded part is not adhered to the inner wall of the cavity in the die 6, and further, the molded part in the die 6 is convenient for a worker to take down.
In the second embodiment, based on the first embodiment, as shown in fig. 1, fig. 3, fig. 4, fig. 5 and fig. 6, the stop guide structure includes a stop plate 19 disposed above the operation table 3, the stop plate 19 and the operation table 3 are connected through a second connection plate 21, the two sides of the two stop plates 19 close to each other are respectively provided with a second guide groove 20, the opening of the second guide groove 20 faces the operation table 3, the sides of the two dies 6 far away from each other are respectively fixedly connected with a guide block 22, the guide blocks 22 are matched with the second guide grooves 20, the oscillator includes a plurality of oscillating plates 23 disposed below the dies 6, the oscillating plates 23 are obliquely disposed, the oscillating plates 23 penetrate through the rectangular holes 7, one end of each oscillating plate 23 penetrates through a first connection shaft 24 fixedly connected with each other, the other end of each oscillating plate 23 penetrates through a second connection shaft 25 fixedly connected with each other, two ends of each first connection shaft 24 are respectively sleeved with a first support portion 26, the tops of each first support portion 26 and each movable seat 5 are respectively connected with two adjacent first support portions 26 are respectively contacted with two sides of the oscillating plates 23, each second support portion 27 is respectively connected with two adjacent support portions 27, each second support portion is respectively connected with two ends of the two adjacent support portions 27 are respectively fixedly connected with two ends of the second support portions 27.
When the movable seat 5 moves horizontally, the movable seat 5 drives the female die 6 to move synchronously in the horizontal direction through the swinging plate 23, meanwhile, the guide strip 9 on the female die 6 slides in the first guide groove 11, when the female die 6 contacts with the corresponding stop plate 19, the female die 6 stops moving horizontally, meanwhile, the guide strip 9 slides out of the first guide groove 11, the guide block 22 moves to the lower part of the second guide groove 20, along with the continuous movement of the movable seat 5 in the horizontal direction, the inclination angle of the swinging plate 23 changes, the swinging plate 23 pushes the female die 6 to move upwards relative to the operation table 3, the guide block 22 slides into the second guide groove 20, the guide block 22 and the second guide groove 20 are designed to enable the female die 6 to move stably in the vertical direction, when the movable seat 5 moves reversely in the horizontal direction, the inclination angle of the swinging plate 23 gradually returns to the initial angle to enable the female die 6 to move downwards, finally, the female die 6 contacts with the top of the operation table 3, the female die 6 stops moving downwards, the guide block 22 is separated from the second guide groove 20, along with the continuous movement of the movable seat 5 in the horizontal direction, the female die 6 slides into the first guide groove 11 again in the horizontal direction 6 on the operation table 3.
In the third embodiment, on the basis of the first embodiment, as shown in fig. 4, 5, 6, 7 and 8, a friction plate 29 is disposed on one side of the movable column 18, the friction plate 29 is located below the die 6, the friction plate 29 contacts with the movable column 18, a movable block 30 is disposed on one side of the friction plate 29 away from the movable column 18, two first guide columns 31 penetrate through the movable block 30, the first guide columns 31 and the friction plate 29 are connected through a third supporting portion 49, a first compression spring 32 is sleeved outside the first guide columns 31, two ends of the first compression spring 32 are respectively abutted against the movable block 30 and the third supporting portion 49, the movable block 30 and the die 6 are connected through a level adjuster, the level adjuster comprises a first fixed plate 33 disposed on one side of the movable block 30 away from the friction plate 29, the bottom fixed connection of first fixed plate 33 and die 6, run through on the first fixed plate 33 have first lead screw 35 and second guide post 34, first lead screw 35 and second guide post 34 all with movable block 30 fixed connection, the outside cover of first lead screw 35 is equipped with two first nuts 36, and adjacent two first nuts 36 contact with the both sides of first fixed plate 33 respectively, fixedly connected with first fixed block 37 on the second movable plate 15, the top of first fixed block 37 and the bottom of die 6 pass through second compression spring 38 to be connected, the extension unit includes fixed mounting in the backup pad 39 of first movable plate 12 bottom, the outside cover of first movable plate 12 is equipped with second fixed plate 40, and the bottom fixed connection of second fixed plate 40 and operation panel 3, second fixed plate 40 and backup pad 39 pass through extension spring 41 to be connected.
In the process of downward movement of the female die 6, the inclined surface on the pushing block 14 is in contact with the supporting bar 28, the pushing block 14 pushes the supporting bar 28 and the first movable plate 12 to move horizontally, the distance between the supporting plate 39 and the second fixed plate 40 is changed, the extension spring 41 is in an extension state, the contact area between the top of the first movable plate 12 and the bottom of the second movable plate 15 is reduced, when the female die 6 moves down to the lowest position, the top of the first movable plate 12 is no longer in contact with the bottom of the second movable plate 15, the second movable plate 15 loses support, the second movable plate 15, the movable column 18 and the ejection tray 17 move down due to self gravity, meanwhile, the molded part positioned at the top of the ejection tray 17 falls back into the female die 6, and because the initial state of the first compression spring 32 is in a compression state, the first compression spring 32 applies pressure to the third supporting portion 49 and the friction plate 29 to enable the friction plate 29 to elastically press the movable column 18, in the process of downward movement of the second movable plate 15 and the movable column 18, the friction plate 29 causes resistance to the movable column 18 and the second movable plate 15, the descending speed of the second movable plate 15 and the movable column 18 is reduced, the force of impacting the inner wall of the cavity of the female die 6 after the formed part is downward moved is further reduced, the adjacent two first nuts 36 are driven by a worker to rotate, so that the adjacent two first nuts 36 do not clamp the first fixed plate 33 any more, the first lead screw 35 can move horizontally relative to the first fixed plate 33, the first lead screw 35 and the movable block 30 are driven by the worker to move horizontally, the distance between the movable block 30 and the third supporting part 49 is adjusted, the deformation length of the first compression spring 32 is further adjusted, the force of the first compression spring 32 pressing the third supporting part 49 and the friction plate 29 is further adjusted, the resistance to be applied when the movable column 18 is downward moved, after the positions of the movable block 30 and the first screw rod 35 are adjusted, the worker drives the adjacent two first nuts 36 to rotate, so that the adjacent two first nuts 36 clamp the first fixed plate 33, the first screw rod 35 and the movable block 30 are fixed relative to the first fixed plate 33 and the female die 6, the movable block 30 is stably moved relative to the first fixed plate 33 in the horizontal direction through the design of the second guide post 34, the initial state of the second compression spring 38 is in a compressed state through the design of the second compression spring 38 and the first fixed block 37, and the second compression spring 38 applies downward force to the first fixed block 37 and the second movable plate 15, so that the ejection disc 17 is inserted into the ejection groove 16, and the possibility that the ejection disc 17 shakes relative to the ejection groove 16 due to non-human factors is reduced.
In the fourth embodiment, based on the first embodiment, as shown in fig. 1, fig. 2 and fig. 3, the horizontal reciprocating driving mechanism includes two second fixing blocks 42 fixedly installed at the top of the movable seat 5, the second fixing blocks 42 are penetrated by second screw rods 44, the second screw rods 44 and the second fixing blocks 42 are connected in a threaded manner, two ends of the second screw rods 44 are respectively provided with a motor 43 and a third fixing plate 45, the motor 43 and the third fixing plates 45 are fixedly connected with the top of the base 1, an output end of the motor 43 is fixedly connected with one end of the second screw rods 44, one end of the second screw rods 44 far from the motor 43 is connected with the third fixing plates 45 through bearings, the space adjusting unit includes a plurality of supporting blocks 46 fixedly installed on the male mold 8, the third screw rods 47 penetrate through the supporting blocks 46, the bottom ends of the third screw rods 47 are fixedly connected with the top of the operating table 3, two second nuts 48 are sleeved outside the third screw rods 47, and the two adjacent second nuts 48 are respectively contacted with the top and the bottom of the supporting blocks 46.
The motor 43 drives the second screw rod 44 to rotate, the second screw rod 44 drives the second fixed block 42 and the movable seat 5 to move horizontally relative to the base 1, stability of the second screw rod 44 during rotation is improved through the design of the third fixed plate 45 and the bearing, the worker drives the adjacent two second nuts 48 to rotate outside the third screw rod 47, so that the adjacent two second nuts 48 do not clamp the supporting block 46 any more, the fixed relation between the male die 8 and the third screw rod 47 is relieved, the worker drives the male die 8 to move vertically, the initial height of the male die 8 can be changed, and after the height of the male die 8 is adjusted, the worker drives the adjacent two second nuts 48 to rotate, so that the adjacent two second nuts 48 clamp the supporting block 46, and the male die 8 can be fixed relative to the third screw rod 47 and the operating platform 3.
The method for compression molding the thermoplastic automobile accessory material of the embodiment comprises the following steps of: step one: the movable seat 5 is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, so that one of the female dies 6 moves to a feeding position, the feeding position is positioned at the middle position of the top of the operating table 3, and thermoplastic materials are added into the first female die 6 positioned at the feeding position through the screw extruder 2.
Step two: after the thermoplastic material is added, the movable seat 5 is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, the movable seat 5 drives the two female dies 6 to move through the swinging device, so that the first female die 6 positioned at the feeding position moves out from the feeding position, the first female die 6 moves out from between the two side plates 10, the guide strip 9 positioned on the first female die 6 slides out from the first guide groove 11, the second female die 6 moves towards the feeding position, and the guide strip 9 positioned on the second female die 6 slides into the first guide groove 11.
Step three: along with the continuous movement of the movable seat 5 in the horizontal direction, the first female die 6 moving out from between the two side plates 10 is contacted with one of the stop guide structures, so that the first female die 6 stops moving in the horizontal direction, the first female die 6 moves to the lower part of the corresponding male die 8, along with the continuous movement of the movable seat 5, the first female die 6 and the male die 8 which are finally positioned below the male die 8 are clamped, and the second female die 6 moves to the feeding position.
Step four: in the process of clamping the first female die 6 and the corresponding male die 8, the screw extruder 2 charges the second female die 6 positioned at the charging position, when the first female die 6 and the corresponding male die 8 are clamped, and the screw extruder 2 finishes charging the female die 6 positioned at the charging position, the horizontal reciprocating driving mechanism drives the movable seat 5 to move reversely in the horizontal direction, so that the first female die 6 is separated from the corresponding male die 8, the first female die 6 is reset to the initial charging position finally, the second female die 6 is clamped with the other corresponding male die 8, and a worker takes down a formed part positioned in the first female die 6.
Step five: after the formed part is taken out of the female die 6, thermoplastic materials can be added into the first female die 6 through the screw extruder 2 again, after the thermoplastic materials are added, the movable seat 5 is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, so that the first female die 6 positioned at the feeding position is clamped with the corresponding male die 8 again, the other female die 6 is separated from the corresponding male die 8 and moves to the feeding position, a worker takes out the formed part positioned in the second female die 6 at the feeding position again, the two female dies 6 are driven to alternately move to the feeding position through the horizontal reciprocating driving mechanism, and the other female die 6 is fed until compression molding of all thermoplastic accessory materials is completed while one female die 6 and the corresponding male die 8 are clamped.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An automotive thermoplastic fitting material compression molding device comprising a base (1), characterized in that: the top fixedly connected with screw extruder (2) of base (1), the top of base (1) is equipped with operation panel (3), operation panel (3) and base (1) are connected through a plurality of first connecting plates (4), the top of base (1) is equipped with movable seat (5), movable seat (5) and base (1) are connected through horizontal reciprocating actuating mechanism, the top of operation panel (3) is equipped with two die (6), the top symmetry of operation panel (3) is equipped with two terrace dies (8), terrace dies (8) and operation panel (3) are connected through interval adjustment unit, rectangular hole (7) have been seted up on operation panel (3), die (6) and movable seat (5) are connected through the oscillator, both sides of die (6) are fixedly connected with gib block (9) respectively, the top fixedly connected with two curb plates (10) of operation panel (3), first guide way (11) have been seted up respectively to one side that two curb plates (10) are close to each other, and first guide way (11) and guide bar (9) cooperate, the top symmetry of operation panel (3) is equipped with two guide structures that are equipped with between two die structures (6) and two stop structures are located two die (12), the first movable plate (12) is connected with the operation table (3) through the stretching unit, grooves (13) are respectively formed in one ends, close to each other, of the two first movable plates (12), support bars (28) are fixedly connected to the inner walls of the grooves (13), pushing blocks (14) are fixedly connected to the bottoms of the concave molds (6), inclined faces matched with the support bars (28) are arranged on the pushing blocks (14), second movable plates (15) are arranged below the concave molds (6), at least two ejection grooves (16) are formed in the inner walls of cavities of the concave molds (6), ejection discs (17) are arranged in the ejection grooves (16), movable columns (18) are fixedly connected to the bottoms of the ejection discs (17), the movable columns (18) penetrate through the concave molds (6), and the bottoms of the movable columns (18) are fixedly connected with the second movable plates (15).
2. An automotive thermoplastic fitting material compression molding apparatus as claimed in claim 1, wherein: the stop guide structure comprises stop plates (19) arranged above the operation table (3), the stop plates (19) are connected with the operation table (3) through second connecting plates (21), second guide grooves (20) are respectively formed in one sides, close to the two stop plates (19), of the two stop plates, openings of the second guide grooves (20) face the operation table (3), guide blocks (22) are fixedly connected to one sides, away from the two female dies (6), of the two female dies respectively, and the guide blocks (22) are matched with the second guide grooves (20).
3. An automotive thermoplastic fitting material compression molding apparatus as claimed in claim 1, wherein: the swinging device comprises a plurality of swinging plates (23) arranged below the female die (6), the swinging plates (23) are obliquely arranged, the swinging plates (23) penetrate through rectangular holes (7), one ends of the swinging plates (23) penetrate through first connecting shafts (24) fixedly connected with each other, the other ends of the swinging plates (23) penetrate through second connecting shafts (25) fixedly connected with each other, first supporting portions (26) are respectively sleeved at two ends of the first connecting shafts (24), the first supporting portions (26) are fixedly connected with the tops of the movable seats (5), two adjacent first supporting portions (26) are respectively contacted with two sides of the swinging plates (23), second supporting portions (27) are respectively sleeved at two ends of the second connecting shafts (25), the second supporting portions (27) are fixedly connected with the bottoms of the female die (6), and two adjacent second supporting portions (27) are respectively contacted with two sides of the swinging plates (23).
4. An automotive thermoplastic fitting material compression molding apparatus as claimed in claim 1, wherein: one side of movable column (18) is equipped with friction plate (29), and friction plate (29) are located the below of die (6), friction plate (29) and movable column (18) contact, one side that movable column (18) were kept away from to friction plate (29) is equipped with movable block (30), run through on movable block (30) has two first guide posts (31), first guide post (31) and friction plate (29) are connected through third supporting part (49), the outside cover of first guide post (31) is equipped with first compression spring (32), the both ends of first compression spring (32) respectively with movable block (30) and third supporting part (49) looks butt, movable block (30) and die (6) are connected through the level adjustment ware.
5. An automotive thermoplastic fitting material compression molding apparatus as described in claim 4, wherein: the level adjuster comprises a first fixed plate (33) arranged on one side, far away from the friction plate (29), of the movable block (30), the first fixed plate (33) is fixedly connected with the bottom of the female die (6), a first screw rod (35) and a second guide column (34) penetrate through the first fixed plate (33), the first screw rod (35) and the second guide column (34) are fixedly connected with the movable block (30), two first nuts (36) are sleeved outside the first screw rod (35), and two adjacent first nuts (36) are respectively contacted with two sides of the first fixed plate (33).
6. An automotive thermoplastic fitting material compression molding apparatus as claimed in claim 1, wherein: the second movable plate (15) is fixedly connected with a first fixed block (37), and the top of the first fixed block (37) is connected with the bottom of the female die (6) through a second compression spring (38).
7. An automotive thermoplastic fitting material compression molding apparatus as claimed in claim 1, wherein: the stretching unit comprises a supporting plate (39) fixedly arranged at the bottom of the first movable plate (12), a second fixing plate (40) is sleeved outside the first movable plate (12), the second fixing plate (40) is fixedly connected with the bottom of the operating platform (3), and the second fixing plate (40) is connected with the supporting plate (39) through a stretching spring (41).
8. An automotive thermoplastic fitting material compression molding apparatus as claimed in claim 1, wherein: the horizontal reciprocating driving mechanism comprises two second fixed blocks (42) fixedly mounted at the top of the movable seat (5), a second screw rod (44) penetrates through the second fixed blocks (42), the second screw rod (44) and the second fixed blocks (42) are connected in a threaded mode, a motor (43) and a third fixed plate (45) are respectively arranged at two ends of the second screw rod (44), the motor (43) and the third fixed plate (45) are fixedly connected with the top of the base (1), the output end of the motor (43) is fixedly connected with one end of the second screw rod (44), and one end of the second screw rod (44) far away from the motor (43) is connected with the third fixed plate (45) through a bearing.
9. An automotive thermoplastic fitting material compression molding apparatus as claimed in claim 1, wherein: the interval adjusting unit comprises a plurality of supporting blocks (46) fixedly arranged on the male die (8), a third screw rod (47) penetrates through the supporting blocks (46), the bottom end of the third screw rod (47) is fixedly connected with the top of the operating platform (3), two second nuts (48) are sleeved outside the third screw rod (47), and the two adjacent second nuts (48) are respectively contacted with the top and the bottom of the supporting blocks (46).
10. A method for compression molding an automotive thermoplastic molding material, comprising the automotive thermoplastic molding apparatus of claim 1, characterized in that: the method comprises the following steps:
step one: the movable seat (5) is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, so that one of the female dies (6) moves to a feeding position, the feeding position is positioned at the middle position of the top of the operating table (3), and thermoplastic materials are added into the first female die (6) positioned at the feeding position through the screw extruder (2);
step two: after the thermoplastic material is added, the movable seat (5) is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, the movable seat (5) drives the two female dies (6) to move through the swinging device, so that a first female die (6) positioned at the feeding position moves out from the feeding position, the first female die (6) moves out from between the two side plates (10), a guide strip (9) positioned on the first female die (6) slides out from a first guide groove (11), a second female die (6) moves towards the feeding position, and the guide strip (9) positioned on the second female die (6) slides into the first guide groove (11);
Step three: along with the continuous movement of the movable seat (5) in the horizontal direction, a first female die (6) moving out from between two side plates (10) is contacted with one of the stop guide structures, so that the first female die (6) stops moving in the horizontal direction, the first female die (6) moves to the lower part of a corresponding male die (8), along with the continuous movement of the movable seat (5), the first female die (6) and the male die (8) which are finally positioned below the male die (8) are clamped, and the second female die (6) moves to the feeding position;
step four: in the process of clamping the first female die (6) and the corresponding male die (8), the spiral extruder (2) loads the second female die (6) positioned at the loading position, when the first female die (6) and the corresponding male die (8) are clamped, and the spiral extruder (2) finishes loading the female die (6) positioned at the loading position, the horizontal reciprocating driving mechanism drives the movable seat (5) to move reversely in the horizontal direction so as to separate the first female die (6) from the corresponding male die (8), the first female die (6) is reset to the initial loading position finally, the second female die (6) and the other corresponding male die (8) are clamped, and a worker takes down a formed part positioned in the first female die (6);
Step five: after the formed part is taken out of the female die (6), thermoplastic materials can be added into the first female die (6) through the screw extruder (2), after the thermoplastic materials are added, the movable seat (5) is driven to move in the horizontal direction through the horizontal reciprocating driving mechanism, so that the first female die (6) positioned at the feeding position is clamped with the corresponding male die (8) again, the other female die (6) is separated from the corresponding male die (8) and moves to the feeding position, a worker takes out the formed part in the second female die (6) positioned at the feeding position again, the two female dies (6) are driven to alternately move to the feeding position through the horizontal reciprocating driving mechanism, and the other female die (6) is fed until die pressing forming of all thermoplastic accessory materials is completed while the clamping of one female die (6) and the corresponding male die (8) is realized.
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| CN202310970576.XA CN116674138B (en) | 2023-08-03 | 2023-08-03 | Compression molding equipment and method for thermoplastic accessory material of automobile |
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| CN202310970576.XA CN116674138B (en) | 2023-08-03 | 2023-08-03 | Compression molding equipment and method for thermoplastic accessory material of automobile |
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| CN116674138B true CN116674138B (en) | 2023-09-26 |
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| JP2011018745A (en) * | 2009-07-08 | 2011-01-27 | Daiichi Seiko Kk | Resin sealing apparatus and resin sealing method |
| KR101001971B1 (en) * | 2010-06-11 | 2010-12-17 | 주식회사 일웅플라텍 | Manufacturing device for plate uhmwpe molding product |
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