CN108638624B - Paper base and metal composite imprinting process - Google Patents
Paper base and metal composite imprinting process Download PDFInfo
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- CN108638624B CN108638624B CN201810357225.0A CN201810357225A CN108638624B CN 108638624 B CN108638624 B CN 108638624B CN 201810357225 A CN201810357225 A CN 201810357225A CN 108638624 B CN108638624 B CN 108638624B
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000008569 process Effects 0.000 title claims abstract description 22
- 239000002905 metal composite material Substances 0.000 title claims abstract description 13
- 238000005096 rolling process Methods 0.000 claims abstract description 69
- 238000010438 heat treatment Methods 0.000 claims abstract description 39
- 239000002131 composite material Substances 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 56
- 239000002184 metal Substances 0.000 claims description 35
- 238000003825 pressing Methods 0.000 claims description 19
- 238000004080 punching Methods 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims 5
- 229910000510 noble metal Inorganic materials 0.000 abstract 7
- 230000006872 improvement Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- 230000008859 change Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010792 warming Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- Fluid Mechanics (AREA)
- Press Drives And Press Lines (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a paper base and metal composite imprinting process, which comprises the following steps: the method comprises the following steps: placing a noble metal sheet on a cavity of a lower die, wherein the lower die is a female die, and heating and rolling; step two: placing paper on the lower film, placing the paper above the noble metal chip, and rolling at normal temperature; step three: stamping the paper and the noble metal sheet on a punch through an upper die, wherein the upper die is a male die and prints the trace of the die; step four: and (4) replacing the upper die after stamping to be a first flat die, and carrying out secondary stamping to obtain the composite paper. Firstly, the noble metal sheet is rolled by a heating roller, so that intermolecular stress on the noble metal sheet can be eliminated, then the paper is put on the noble metal sheet for rolling, so that the paper is attached to the noble metal sheet more closely in one step, and the stamping forming compactness in the later period is better.
Description
Technical Field
The invention relates to a composite process, in particular to a paper base and metal composite imprinting process.
Background
At present, in the market, two methods are mainly used for compounding metal and paper materials in the industry, one method is bonding through glue, the method is old, and the paper base and the metal are easy to fall off. Therefore, another composite method, namely a physical method, is mostly adopted in the market, and is formed by pressing through a punch press, generally, the direct punch forming is adopted, but the situation of stress concentration at a local position is inevitably generated in the punching process, so that the whole product is easy to separate again.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a paper base and metal composite imprinting process which is not easy to generate stress concentration.
In order to achieve the purpose, the invention provides the following technical scheme:
a paper base and metal composite imprinting process comprises the following steps:
the method comprises the following steps: placing a metal sheet on a cavity of a lower die, wherein the lower die is a female die, and heating and rolling;
step two: placing paper on the lower film, placing the paper above the metal sheet, and rolling at normal temperature;
step three: stamping the paper and the metal sheet on a punch through an upper die, wherein the upper die is a male die and prints the trace of the die;
step four: and (4) replacing the upper die after stamping to be a first flat die, and carrying out secondary stamping to obtain the composite paper.
As a further improvement of the invention: the rolling directions of the heating rolling in the step one and the normal-temperature rolling in the step two are opposite.
As a further improvement of the invention: and the heating roller in the first step is rolled after the heating roller is heated to 70-80 ℃.
As a further improvement of the invention: the processing is carried out by the following equipment:
the punching machine comprises a punching machine, wherein the punching machine comprises a fixed plate for mounting a lower die and a movable plate for mounting an upper die, a first rolling mechanism and a second rolling mechanism are respectively arranged on two sides of the punching machine, the first rolling mechanism comprises a heating roller, the heating roller is used for rolling a metal sheet on the lower die, the second rolling mechanism comprises a pressing roller, and the pressing roller is used for rolling a composite sheet of paper and the metal sheet on the upper die;
the device also comprises a first flat plate die and a second flat plate die;
the movable plate is provided with a first sliding groove, the upper die is connected with the first sliding groove in a sliding mode, the direction of the first sliding groove is perpendicular to a connecting line formed by the first rolling mechanism and the second rolling mechanism, and a first die changing mechanism used for changing the upper die in the first sliding groove into the first flat die is arranged outside the punch press;
the fixed plate is provided with a second sliding groove, the second flat plate die is connected with the second sliding groove in a sliding mode, the direction of the second sliding groove is perpendicular to a connecting line formed by the first rolling mechanism and the second rolling mechanism, and a second die changing mechanism used for changing the second flat plate die in the second sliding groove into a lower die is arranged outside the punch press.
As a further improvement of the invention: the first rolling mechanism comprises a first telescopic motor, a first telescopic rod is arranged on the first telescopic motor, a first vertical rod is arranged on the first telescopic rod, a first waist-shaped hole is formed in the first vertical rod, a first rectangular sliding block is arranged on the first telescopic rod and connected in the first waist-shaped hole in a sliding manner, a first threaded column is arranged on the first rectangular sliding block, a first nut is connected to the first threaded column in a threaded manner, the diameter of the first nut is larger than the diameter of the first waist-shaped hole, a first roller frame is arranged on the first vertical rod and is rotationally connected to the first roller frame, first springs are arranged on the first roller frame and the first vertical rod, one end of each first spring is fixed on the first roller frame, the other end of each first spring is fixed on the first vertical rod, and a first rotating wheel for abutting against a movable plate of the movable plate is arranged at one end of the first vertical rod, which faces away from the heated roller, the movable plate is provided with a first inclined surface in the heating roller entering direction.
As a further improvement of the invention: the second rolling mechanism comprises a second telescopic motor, a second telescopic rod is arranged on the second telescopic motor, a second vertical rod is arranged on the second telescopic rod, a second waist-shaped hole is formed in the second vertical rod, a second rectangular sliding block is arranged on the second telescopic rod, the second rectangular sliding block is connected in the second waist-shaped hole in a sliding mode, a second nut is arranged on a second threaded column and connected with the second rectangular sliding block in a threaded mode, the diameter of the second nut is larger than the diameter of the second waist-shaped hole, a second roller frame is arranged on the second vertical rod, the compression roller is connected to the second roller frame in a rotating mode, a second spring is arranged on the second roller frame and the second vertical rod, one end of the second spring is fixed to the second roller frame, the other end of the second spring is fixed to the second vertical rod, and a second rotating wheel used for abutting against a movable plate of the abutting movable plate is arranged at one end, opposite to the compression roller, of the second vertical rod, the movable plate is provided with a second inclined surface in the direction of the press roller entering direction.
As a further improvement of the invention: first retooling mechanism is including first promotion cylinder, second promotion cylinder, first backup pad, second backup pad, all be provided with first sliding groove in first backup pad and the second backup pad, first flat mould slides and connects in the first sliding groove of first backup pad, first spout is the same and the cross-section is on same sliding direction with first sliding groove sliding direction, first spout is the same with the cross-section in first sliding groove, first promotion cylinder promotes first flat mould towards first spout motion, second promotion cylinder promotes the last mould that is located first sliding groove and moves towards first spout, all be provided with first spacing groove on first spout and the first sliding groove, all be provided with the first stopper of connection in first spacing groove of sliding on first flat mould and the last mould.
As a further improvement of the invention: the second die changing mechanism comprises a third pushing cylinder, a fourth pushing cylinder, a third supporting plate and a fourth supporting plate, the third support plate and the fourth support plate are both provided with a second sliding groove, the lower die is connected in the second sliding groove of the third support plate in a sliding way, the second flat plate die is connected in a second sliding groove in a sliding manner, the sliding directions of the second sliding groove and the second sliding groove are the same, the cross section of the second sliding groove is in the same sliding direction, the sections of the second sliding chute and the second sliding chute are the same, the third pushing cylinder pushes the lower die to move towards the second sliding chute, the fourth pushing cylinder pushes the second flat plate die positioned in the second sliding groove to move towards the second sliding groove, and the second sliding groove are both provided with second limiting grooves, and the second flat plate die and the lower die are both provided with second limiting blocks connected in the second limiting grooves in a sliding manner.
As a further improvement of the invention: the fixed plate is provided with an extension plate extending out of the coverage area of the movable plate, the extension plate is provided with a clamping plate used for clamping paper and metal sheets, the clamping plate is provided with a first threaded hole, the extension plate is provided with a second threaded hole concentric with the first threaded hole, and bolts are screwed into the first threaded hole and the second threaded hole simultaneously.
The invention has the beneficial effects that in the whole scheme, the upper die of the punch moves towards the lower die, so that the paper and the metal sheet are formed together, in the process, the metal sheet is firstly rolled by the heating roller, the heating roller has the temperature, so that the intermolecular stress on the metal sheet can be eliminated, the forming is easier, then the paper is put on and rolled, so that the paper is attached to the metal sheet more tightly in one step, and the stamping forming tightness is better in the later period. After two rolling processes, the material is firstly subjected to a pressure, some stress is generated inside the material, the stress can be eliminated in the rolling process due to the fact that external force for the first time is small, the stress originally obtained in the material is greatly eliminated in the stamping forming process, the lower die is set to be a concave die, the upper die is set to be a convex die, and the stamped lines cannot be changed after the first flat die is subjected to re-pressing in the fourth step. The compactness of the entire composite paper after being pressed by the first flat plate die is relatively high.
Drawings
FIG. 1 is a schematic view of the engagement structure of the fixed plate and the movable plate of the present invention;
FIG. 2 is a schematic view of the structural state of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
FIG. 4 is a schematic view of the overall internal structure of the present invention;
FIG. 5 is a side view of the present invention;
FIG. 6 is a schematic view of a first vertical rod of the present invention;
fig. 7 is a schematic structural view of a second vertical rod of the present invention.
Reference numerals:
1. fixing a plate; 2. a movable plate; 3. a first rolling mechanism; 4. a second rolling mechanism; 5. a lower die; 6. an upper die; 7. a first flat plate mold; 8. a second flat die; 9. a first chute; 10. a first die change mechanism; 11. a second chute; 12. a second die change mechanism; 13. a first telescoping motor; 14. a first telescopic rod; 15. a first vertical bar; 16. a first kidney-shaped hole; 17. a first rectangular slider; 18. a first threaded post; 19. a first nut; 20. a first roll stand; 21. a first spring; 22. a heating roller; 231. a first inclined surface; 24. a second telescoping motor; 25. a second telescopic rod; 26. a second vertical bar; 27. a second kidney-shaped hole; 28. a second rectangular slider; 29. a second threaded post; 30. a second nut; 31. a second roll stand; 32. a second spring; 33. a compression roller; 232. a second inclined surface; 341. a first push cylinder; 342. a second push cylinder; 35. a first support plate; 36. a second support plate; 37. a first sliding groove; 38. a first limit groove; 39. a first stopper; 40. a third push cylinder; 41. a fourth push cylinder; 42. a third support plate; 43. a fourth support plate; 44. a second sliding groove; 45. a second limit groove; 46. a second limiting block; 47. an extension plate; 48. a splint; 49. a first threaded hole; 50. a second threaded hole; 51. a bolt; 52. a first rotating wheel; 53. a second rotating wheel.
Detailed Description
The invention will be further described in detail with reference to the following examples, which are given in the accompanying drawings.
Referring to FIGS. 1 to 7, the present embodiment
A paper base and metal composite imprinting process comprises the following steps:
the method comprises the following steps: placing a metal sheet on a cavity of a lower die 5, wherein the lower die 5 is a female die and is pressed by a heating roller 22;
step two: placing paper on the lower film, placing the paper above the metal sheet, and rolling at normal temperature;
step three: stamping the paper and the metal sheet on a punch through an upper die 6, wherein the upper die 6 is a male die, and printing the trace of the die;
step four: and (3) stamping the stamped upper replacement die 6 to be a first flat die 7 for the second time to obtain the composite paper.
Through the technical scheme: in whole scheme, go up mould 6 through the punch press and move towards lower mould 5 to make paper and sheetmetal coform, at this in-process, at first to the sheetmetal at first through warming mill 22 roll-in, warming mill 22 itself has the temperature, can make the intermolecular stress elimination on the sheetmetal, make the shaping easier, later put the paper again, roll-in, make the paper one step earlier and the sheetmetal laminating inseparabler, make the inseparable stamping forming degree in later stage better. After two rolling processes, the material is firstly subjected to a pressure, and some stresses are generated inside the material, because the external force of the first process is small, the stresses can be eliminated in the rolling process, the stresses originally obtained in the material are greatly eliminated in the stamping forming process, the lower die 5 is set as a concave die, and the upper die 6 is set as a convex die, so that the embossed grains cannot be changed after the first flat die 7 is re-pressed in the fourth step. The compactness of the entire composite paper after being re-pressed by the first flat plate die 7 will be relatively high.
As a modified specific embodiment, the rolling direction of the heating roller 22 in the first step is opposite to that of the normal-temperature rolling in the second step.
Through the technical scheme: by reversing the rolling directions of the heating roller 22 and the room-temperature roller, stress can be eliminated to a large extent in each direction.
As an improved specific embodiment, the heating roller 22 in the first step is pressed after the heating roller 22 is heated to 70-80 ℃ and then is rolled.
Through the technical scheme: the temperature of the heating roller 22 is set to 70-80 ℃, and the heating roller can adapt to various metal sheets, so that the stress is eliminated.
As a specific embodiment of improvement, the method is characterized by comprising the following steps:
the punching machine comprises a punching machine, wherein the punching machine comprises a fixed plate 1 for mounting a lower die 5 and a movable plate 2 for mounting an upper die 6, a first rolling mechanism 3 and a second rolling mechanism 4 are respectively arranged on two sides of the punching machine, the first rolling mechanism 3 comprises a heating roller 22, the heating roller 22 is used for rolling a metal sheet on the lower die 5, the second rolling mechanism 4 comprises a pressing roller 33, and the pressing roller 33 is used for rolling a composite sheet of paper and the metal sheet on the upper die 6;
the device also comprises a first flat plate die 7 and a second flat plate die 8;
the movable plate 2 is provided with a first sliding chute 9, the upper die 6 is connected with the first sliding chute 9 in a sliding manner, the direction of the first sliding chute 9 is vertical to a connecting line formed by the first rolling mechanism 3 and the second rolling mechanism 4, and a first die changing mechanism 10 for changing the upper die 6 in the first sliding chute 9 into the first flat die 7 is arranged outside the punch press;
the fixed plate 1 is provided with a second chute 11, the second flat plate die 8 is connected with the second chute 11 in a sliding manner, the direction of the second chute 11 is perpendicular to a connecting line formed by the first rolling mechanism 3 and the second rolling mechanism 4, and a second die changing mechanism 12 for changing the second flat plate die 8 in the second chute 11 into the lower die 5 is arranged outside the punch press.
Through the technical scheme: in the using process of the device, the fixed plate 1 and the movable plate 2 are the main structure of the punch press, the movable plate 2 moves towards the fixed plate 1, and the lower die 5 arranged on the fixed plate 1 and the upper die 6 arranged on the movable plate 2 are pressed together to press a composite film of paper and metal sheets out of a pattern on the die. In the present invention, in the initial state, the second flat die 8 is installed in the second sliding groove 44, and the sheet metal is first placed on the lower die 5, and is rolled by the heating roller 22 of the first rolling mechanism 3, and then the sheet metal is placed on the sheet metal, and is rolled by the pressing roller 33 of the second rolling mechanism 4, after finishing the rolling twice, the second die change mechanism 12 is started, the second flat die 8 is changed into the lower die 5, then, by activating the movable plate 2, the movable plate 2 is moved so that the upper die 6 on the movable plate 2 is moved toward the lower die 5, press-forming is performed, and then, when the movable plate 2 is returned to its original position, the upper die 6 on the sliding connection movable plate 2 is replaced by the first flat die 7 through the ring die mechanism, then the movable plate 2 is started, and the first flat die 7 moves towards the lower die 5 to form secondary stamping, so that the action of the whole device is completed. The movement of the movable plate 2 can be realized by a motor, a cylinder, a hydraulic pressure and the like, and the driving method belongs to the prior art, so that the invention is not discussed much, and most punching machines on the market are driven by a hydraulic mode.
As an improved specific embodiment, the first rolling mechanism 3 includes a first telescopic motor 13, a first telescopic rod 14 is disposed on the first telescopic motor 13, a first vertical rod 15 is disposed on the first telescopic rod 14, a first waist-shaped hole 16 is disposed on the first vertical rod 15, a first rectangular slider 17 is disposed on the first telescopic rod 14, the first rectangular slider 17 is connected in the first waist-shaped hole 16 in a sliding manner, a first nut 19 is disposed on a first threaded column 18 and is in threaded connection with the first rectangular slider 17, the diameter of the first nut is larger than the diameter of the first waist-shaped hole 16, a first roller frame 20 is disposed on the first vertical rod 15, the heating roller 22 is rotatably connected to the first roller frame 20, a first spring 21 is disposed on the first roller frame 20 and the first vertical rod 15, one end of the first spring 21 is fixed on the first roller frame 20, the other end is fixed on the first vertical rod 15, one end of the first vertical rod 15, which faces away from the heating roller 22, is provided with a first rotating wheel 52 which is used for abutting against the movable plate 2 of the movable plate 2, and the movable plate is provided with a first inclined surface 231 in the direction in which the heating roller 22 enters.
Through the technical scheme: in the initial state, the heating roller 22 is located outside the whole punching machine, when the first rolling mechanism 3 moves, the first stretching motor 13 is started, the first stretching rod 14 on the first stretching motor 13 moves towards the lower die 5, thereby driving the heating roller 22 to enter the lower mold 5, at this time, the first rotating wheel 52 on the first vertical bar 15 enters along the first inclined surface 231, at the same time, is pressed by the movable plate 2, so that the first vertical bar 15 moves towards the fixed plate 1, and at this time, as the first waist-shaped hole 16 is arranged on the first trunk, the first waist-shaped hole 16 is connected with the first rectangular sliding block 17 in a sliding way, so that the first vertical rod 15 can slide on the first rectangular sliding block 17, meanwhile, the arrangement of the first rectangular block can limit the first vertical rod 15 to rotate, and meanwhile, the cooperation of the first threaded post 18 and the first nut 19 is such that the first vertical rod 15 does not disengage from the first rectangular slider 17 either. At this time, the first spring 21 is compressed, so that the first roller frame 20 is pressed, the heating roller 22 is disposed on the first roller frame 20, and at this time, the pressing force is transmitted to the first heating roller 22, so that the heating roller 22 rolls, so that the metal sheet is rolled under the pressing condition, and thus the rolling process can better eliminate the internal stress on the metal sheet.
As a modified specific embodiment, the second rolling mechanism 4 includes a second telescopic motor 24, a second telescopic rod 25 is disposed on the second telescopic motor 24, a second vertical rod 26 is disposed on the second telescopic rod 25, a second waist-shaped hole 27 is disposed on the second vertical rod 26, a second rectangular slider 28 is disposed on the second telescopic rod 25, the second rectangular slider 28 is slidably connected in the second waist-shaped hole 27, a second threaded post 29 is disposed on the second rectangular slider 28, a second nut 30 is threadedly connected to the second threaded post 29, the diameter of the second nut is larger than the diameter of the second waist-shaped hole 27, a second roller frame 31 is disposed on the second vertical rod 26, the pressing roller 33 is rotatably connected to the second roller frame 31, a second spring 32 is disposed on the second roller frame 31 and the second vertical rod 26, one end of the second spring 32 is fixed on the second roller frame 31, the other end is fixed on the second vertical rod 26, one end of the second vertical rod 26, which is back to the press roll 33, is provided with a second rotating wheel 53 which is used for abutting against the movable plate 2, and the movable plate is provided with a second inclined surface 232 in the entering direction of the press roll 33.
Through the technical scheme: in the initial state, the press roller 33 is located outside the whole punching machine, when the second press roller mechanism 4 moves, the second telescopic motor 24 is started, the second telescopic rod 25 on the second telescopic motor 24 moves towards the lower die 5, thereby driving the press roller 33 to enter the upper part of the lower mold 5, at this time, the second rotating wheel 53 on the second vertical rod 26 enters along the second inclined plane 232, at the same time, is pressed by the mobile plate 2, so that the second vertical bar 26 moves towards the fixed plate 1, and at this time, because the second waist-shaped hole 27 is arranged on the second trunk, the second waist-shaped hole 27 is connected with the second rectangular sliding block 28 in a sliding way, so that the second vertical rod 26 can slide on the second rectangular sliding block 28, meanwhile, the second rectangular block can limit the second vertical rod 26 from rotating, and at the same time, the cooperation of the second threaded post 29 and the second nut 30 is such that the second vertical rod 26 does not disengage from the second rectangular slider 28 either. At this time, the second spring 32 is compressed, so that the second roll frame 31 is pressed, the pressing roller 33 is arranged on the second roll frame 31, and at this time, the pressing force is transmitted to the second pressing roller 33, so that the pressing roller 33 rolls, so that the metal sheet is rolled under the pressing condition, and thus the rolling process can better eliminate the internal stress on the metal sheet.
As a modified specific embodiment, the first mold changing mechanism 10 includes a first pushing cylinder 341, a second pushing cylinder 342, a first supporting plate 35, a second supporting plate 36, the first support plate 35 and the second support plate 36 are both provided with a first sliding groove 37, the first flat plate die 7 is connected in the first sliding groove 37 of the first support plate 35 in a sliding manner, the first sliding chute 9 and the first sliding chute 37 have the same sliding direction and the same sliding direction of section, the first slide groove 9 and the first slide groove 37 have the same cross section, the first push cylinder 341 pushes the first flat form 7 to move toward the first slide groove 9, the second push cylinder 342 pushes the upper mold 6 located in the first slide groove 37 to move toward the first slide groove 9, first sliding grooves 38 are formed in the first sliding grooves 9 and the first sliding grooves 37, and first limiting blocks 39 connected in the first limiting grooves 38 in a sliding mode are arranged on the first flat plate die 7 and the upper die 6.
Through the technical scheme: when the mold is not changed, the upper mold 6 is arranged in the first sliding groove 9 on the movable plate 2, the first flat mold 7 is arranged on the first supporting plate 35, when the mold is required to be changed, the first air cylinder is started to push the first flat mold 7 in the first sliding groove 37 on the first supporting plate 35, so that the first flat mold 7 slides to enter the first sliding groove 9, the upper mold 6 is pushed to slide into the first sliding groove 37 on the second supporting plate 36, the work of replacing the upper mold 6 with the first flat mold 7 can be realized, and when the mold is required to be restored, the second air cylinder is started to push the upper mold 6 to leave the first sliding groove 37 on the second supporting plate 36 and enter the first sliding groove 9, and the first flat mold 7 is pushed out to enter the first sliding groove 37 on the first supporting plate 35. Meanwhile, the arrangement of the first limiting block 39 and the first limiting groove 38 ensures the stability of the whole sliding path on one hand, and prevents the problem that the first flat plate mold 7 and the upper mold 6 fall off from the first flat plate mold on the other hand.
As a modified specific embodiment, the second mold changing mechanism 12 includes a third pushing cylinder 40, a fourth pushing cylinder 41, a third support plate 42, and a fourth support plate 43, wherein the third support plate 42 and the fourth support plate 43 are both provided with a second sliding groove 44, the lower mold 5 is slidably connected in the second sliding groove 44 of the third support plate 42, the second plate mold 8 is slidably connected in the second sliding groove 11, the second sliding groove 11 and the second sliding groove 44 have the same sliding direction and the same cross section, the second sliding groove 11 and the second sliding groove 44 have the same cross section, the third pushing cylinder 40 pushes the lower mold 5 to move towards the second sliding groove 11, the fourth pushing cylinder 41 pushes the second plate mold 8 located in the second sliding groove 44 to move towards the second sliding groove 11, the second sliding groove 11 and the second sliding groove 44 are both provided with a second limiting groove 45, and the second flat plate die 8 and the lower die 5 are both provided with second limiting blocks 46 which are connected in the second limiting grooves 45 in a sliding manner.
Through the technical scheme: when the mold changing is not performed, the second plate mold 8 is installed in the second chute 11 on the fixed plate 1, the lower mold 5 is arranged on the first support plate 35, and when the mold changing is required, the third air cylinder is started to push the lower mold 5 in the second sliding groove 44 on the third support plate 42, so that the lower mold 5 slides and enters the second chute 11, the second plate mold 8 is pushed to slide and enter the second sliding groove 44 on the fourth support plate 43, so that the replacement work of the lower mold 5 and the second plate mold 8 can be realized, and when the mold is required to be restored, the fourth air cylinder is started to push the second plate mold 8 to leave the second sliding groove 44 on the fourth support plate 43 and enter the second chute 11, and the lower mold 5 is pushed to enter the second sliding groove 44 on the third support plate 42. Meanwhile, the arrangement of the second limiting block 46 and the second limiting groove 45 ensures the stability of the whole sliding path on one hand, and prevents the problem that the first flat plate die 7 and the upper die 6 fall off from the sliding path on the other hand.
In addition, the mold can be replaced through the first mold replacing mechanism 10 and the second mold replacing mechanism 12 as required, and another technical scheme is provided, namely when the first rolling mechanism 3 and the second rolling mechanism 4 are started, the upper mold 6 can be replaced by the first flat mold 7, so that the stress is more uniform in the rolling process.
In a modified embodiment, the fixed plate 1 is provided with an extension plate 47 extending out of the coverage area of the movable plate 2, the extension plate 47 is provided with a clamping plate 48 for clamping paper and metal sheets, the clamping plate 48 is provided with a first threaded hole 49, the extension plate 47 is provided with a second threaded hole 50 concentric with the first threaded hole 49, and the first threaded hole 49 and the second threaded hole 50 are simultaneously screwed with bolts 51.
Through the technical scheme, the paper sheets and the metal sheets can be fixed firstly through the arrangement of the clamping plates 48, and the paper sheets and the metal sheets are placed in the processing process to be displaced. The extension plate 47 is arranged to completely avoid the movable plate 2 from hitting the clamping plate 48 during the pressing process.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (6)
1. A paper base and metal composite imprinting process is characterized in that: the method comprises the following steps:
the method comprises the following steps: placing a metal sheet on a cavity of a lower die (5), wherein the lower die (5) is a female die, and heating and rolling;
step two: placing paper on the lower film, placing the paper above the metal sheet, and rolling at normal temperature;
step three: stamping the paper and the metal sheet on a punch through an upper die (6), wherein the upper die (6) is a male die, and printing the trace of the die;
step four: the punched upper replacement die (6) is used as a first flat die (7) and is punched for the second time to obtain composite paper;
the rolling directions of the heating rolling in the step one and the normal-temperature rolling in the step two are opposite;
the heating and rolling in the first step is to heat the heating roller (22) to 70-80 ℃ and then roll;
the processing is carried out by the following equipment:
the punching machine comprises a punching machine, wherein the punching machine comprises a fixed plate (1) for mounting a lower die (5) and a movable plate (2) for mounting an upper die (6), a first rolling mechanism (3) and a second rolling mechanism (4) are respectively arranged on two sides of the punching machine, the first rolling mechanism (3) comprises a heating roller (22), the heating roller (22) is used for rolling a metal sheet on the lower die (5), the second rolling mechanism (4) comprises a pressing roller (33), and the pressing roller (33) is used for rolling a composite sheet of paper and the metal sheet on the upper die (6);
the device also comprises a first flat plate die (7) and a second flat plate die (8);
a first sliding groove (9) is formed in the movable plate (2), the upper die (6) is connected with the first sliding groove (9) in a sliding mode, the direction of the first sliding groove (9) is perpendicular to a connecting line formed by the first rolling mechanism (3) and the second rolling mechanism (4), and a first die changing mechanism (10) used for changing the upper die (6) in the first sliding groove (9) into a first flat die (7) is arranged outside the punch press;
the fixed plate (1) is provided with a second sliding chute (11), the second flat plate die (8) is connected with the second sliding chute (11) in a sliding mode, the direction of the second sliding chute (11) is perpendicular to a connecting line formed by the first rolling mechanism (3) and the second rolling mechanism (4), and a second die changing mechanism (12) used for changing the second flat plate die (8) in the second sliding chute (11) into the lower die (5) is arranged outside the punch press.
2. The paper substrate and metal composite imprinting process of claim 1, characterized in that: the first rolling mechanism (3) comprises a first telescopic motor (13), a first telescopic rod (14) is arranged on the first telescopic motor (13), a first vertical rod (15) is arranged on the first telescopic rod (14), a first waist-shaped hole (16) is arranged on the first vertical rod (15), a first rectangular sliding block (17) is arranged on the first telescopic rod (14), the first rectangular sliding block (17) is connected in the first waist-shaped hole (16) in a sliding manner, a first threaded column (18) is arranged on the first rectangular sliding block (17) and is in threaded connection with a first nut (19), the diameter of the first nut (19) is larger than the aperture of the first waist-shaped hole (16), a first roller frame (20) is arranged on the first vertical rod (15), a heating roller (22) is rotatably connected to the first roller frame (20), and first springs (21) are arranged on the first roller frame (20) and the first vertical rod (15), one end of the first spring (21) is fixed on the first roller frame (20), the other end of the first spring is fixed on the first vertical rod (15), one end of the first vertical rod (15) back to the heating roller (22) is provided with a first rotating wheel (52) used for abutting against the movable plate (2), and the movable plate (2) is provided with a first inclined surface (231) in the entering direction of the heating roller (22).
3. The paper substrate and metal composite imprinting process of claim 2, characterized in that: the second rolling mechanism (4) comprises a second telescopic motor (24), a second telescopic rod (25) is arranged on the second telescopic motor (24), a second vertical rod (26) is arranged on the second telescopic rod (25), a second waist-shaped hole (27) is formed in the second vertical rod (26), a second rectangular sliding block (28) is arranged on the second telescopic rod (25), the second rectangular sliding block (28) is connected in the second waist-shaped hole (27) in a sliding manner, a second threaded column (29) is arranged on the second rectangular sliding block (28) and is in threaded connection with a second nut (30), the diameter of the second nut (30) is larger than the aperture of the second waist-shaped hole (27), a second roller frame (31) is arranged on the second vertical rod (26), a pressing roller (33) is rotatably connected on the second roller frame (31), and a second spring (32) is arranged on the second roller frame (31) and the second vertical rod (26), one end of the second spring (32) is fixed on the second roller frame (31), the other end of the second spring is fixed on a second vertical rod (26), one end of the second vertical rod (26) back to the press roller (33) is provided with a second rotating wheel (53) used for abutting against the movable plate (2), and the movable plate (2) is provided with a second inclined surface (232) in the direction of entering of the press roller (33).
4. The paper substrate and metal composite imprinting process of claim 3, characterized in that: the first die changing mechanism (10) comprises a first pushing cylinder (341), a second pushing cylinder (342), a first supporting plate (35) and a second supporting plate (36), wherein the first supporting plate (35) and the second supporting plate (36) are respectively provided with a first sliding groove (37), the first plate die (7) is connected in the first sliding groove (37) of the first supporting plate (35) in a sliding manner, the first sliding groove (9) and the first sliding groove (37) have the same sliding direction and the same cross section in the same sliding direction, the first sliding groove (9) and the first sliding groove (37) have the same cross section, the first pushing cylinder (341) pushes the first plate die (7) to move towards the first sliding groove (9), the second pushing cylinder (342) pushes the upper die (6) in the first sliding groove (37) to move towards the first sliding groove (9), and the first sliding groove (9) and the first sliding groove (37) are respectively provided with a first limiting groove (38), and the first flat plate die (7) and the upper die (6) are respectively provided with a first limiting block (39) which is connected in the first limiting groove (38) in a sliding manner.
5. The paper substrate and metal composite imprinting process of claim 1, characterized in that: the second die changing mechanism (12) comprises a third pushing cylinder (40), a fourth pushing cylinder (41), a third support plate (42) and a fourth support plate (43), wherein the third support plate (42) and the fourth support plate (43) are respectively provided with a second sliding groove (44), the lower die (5) is connected in the second sliding groove (44) of the third support plate (42) in a sliding manner, the second flat die (8) is connected in the second sliding groove (11) in a sliding manner, the sliding directions of the second sliding groove (11) and the second sliding groove (44) are the same, the cross sections of the second sliding groove (11) and the second sliding groove (44) are the same, the third pushing cylinder (40) pushes the lower die (5) to move towards the second sliding groove (11), and the fourth pushing cylinder (41) pushes the second flat die (8) in the second sliding groove (44) to move towards the second sliding groove (11), and the second sliding groove (11) and the second sliding groove (44) are respectively provided with a second limiting groove (45), and the second flat plate die (8) and the lower die (5) are respectively provided with a second limiting block (46) which is connected in the second limiting groove (45) in a sliding manner.
6. The paper substrate and metal composite imprinting process of claim 1, characterized in that: the fixed plate (1) is provided with an extension plate (47) extending out of the coverage area of the movable plate (2), the extension plate (47) is provided with a clamping plate (48) used for clamping paper and metal sheets, the clamping plate (48) is provided with a first threaded hole (49), the extension plate (47) is provided with a second threaded hole (50) concentric with the first threaded hole (49), and bolts (51) are screwed into the first threaded hole (49) and the second threaded hole (50) simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810357225.0A CN108638624B (en) | 2018-04-19 | 2018-04-19 | Paper base and metal composite imprinting process |
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| CN201810357225.0A CN108638624B (en) | 2018-04-19 | 2018-04-19 | Paper base and metal composite imprinting process |
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| CN108638624A CN108638624A (en) | 2018-10-12 |
| CN108638624B true CN108638624B (en) | 2020-05-19 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1191812A (en) * | 1997-02-28 | 1998-09-02 | 黄国华 | Making method of noble metal picture |
| CN105013940A (en) * | 2014-04-30 | 2015-11-04 | 北京汉今国际文化发展有限公司 | Double-faced embossment precious metal foil piece and molding technology thereof |
| CN107310318A (en) * | 2016-04-27 | 2017-11-03 | 深圳市金宝盈文化股份有限公司 | A kind of noble metal paper tinsel, diel and its manufacture craft |
-
2018
- 2018-04-19 CN CN201810357225.0A patent/CN108638624B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1191812A (en) * | 1997-02-28 | 1998-09-02 | 黄国华 | Making method of noble metal picture |
| CN105013940A (en) * | 2014-04-30 | 2015-11-04 | 北京汉今国际文化发展有限公司 | Double-faced embossment precious metal foil piece and molding technology thereof |
| CN107310318A (en) * | 2016-04-27 | 2017-11-03 | 深圳市金宝盈文化股份有限公司 | A kind of noble metal paper tinsel, diel and its manufacture craft |
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Denomination of invention: A Paper Based and Metal Composite Imprinting Process Effective date of registration: 20231017 Granted publication date: 20200519 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Wenzhou Pingyang Wanquan small and micro enterprise franchise sub branch Pledgor: ZHEJIANG YINZHIYUAN PRECIOUS METAL CO.,LTD. Registration number: Y2023980061226 |
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