CN218488974U - Prevent burr injection moulding mould - Google Patents
Prevent burr injection moulding mould Download PDFInfo
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- CN218488974U CN218488974U CN202222610083.9U CN202222610083U CN218488974U CN 218488974 U CN218488974 U CN 218488974U CN 202222610083 U CN202222610083 U CN 202222610083U CN 218488974 U CN218488974 U CN 218488974U
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- push plate
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- clamping block
- lower die
- burr
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 25
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims description 20
- 238000007493 shaping process Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of injection molds, in particular to a burr-proof injection molding mold, which comprises an upper mold and a lower mold; an upper module is arranged at the top of the upper die; the top of the lower die is provided with a lower die block; a forming hole is formed between the upper module and the lower module; the lower die is provided with a movable cavity and a cutting plate at the bottom of the lower die block; the lower module is provided with a first through hole in a penetrating manner; the lower die is provided with a second through hole in a penetrating manner; the cutting plate is provided with a cutter; and a clamping assembly is arranged in the lower module. The utility model cuts the product immediately after the injection molding of the product, and the product does not need to be transferred to an external cutting device, thereby reducing the problem of inaccurate cutting caused by position change caused by transfer; in addition, the clamping assembly is arranged, so that the product in the forming hole can be fixed, the position of the product is prevented from changing, the product can be accurately cut, and burrs of the product are effectively prevented from being produced.
Description
Technical Field
The utility model relates to an injection mold technical field, concretely relates to prevent burr injection moulding mould.
Background
The die refers to various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to shape an article, the tool being made up of various parts, and different molds being made up of different parts.
When the plastic product is injection molded, a common plastic mold is provided with more than two molding holes, the product needs to be cut after injection molding, and the plastic product is easily damaged in the cutting process to form bad structures such as burrs and the like, so that the performance of the plastic product can be influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prevent burr injection moulding mould to the above-mentioned among the prior art not enough.
The purpose of the utility model is realized through the following technical scheme: a burr-proof injection molding mold comprises an upper mold and a lower mold detachably connected with the upper mold; an upper module is arranged at the top of the upper die; the top of the lower die is provided with a lower die block; a forming hole is formed between the upper module and the lower module; the upper die is provided with an injection molding opening communicated with the molding hole;
the lower die is provided with a movable cavity at the bottom of the lower die block; a cutting plate is movably arranged in the movable cavity in a lifting manner; the lower module is provided with first through holes at two sides of the forming hole in a penetrating manner; the lower die is provided with a second through hole communicated with the first through hole in a penetrating manner; the cutting plate is provided with a cutter; the cutter penetrates through the second through hole and the first through hole;
and a clamping assembly is arranged in the lower module.
The utility model is further provided with that the molding holes comprise a left molding hole and a right molding hole;
the clamping assembly comprises a left driving piece arranged in the lower module; the output end of the left driving piece is provided with a first left push plate; the first left push plate is provided with a first left clamping block; the first left clamping block is movably and telescopically arranged in the left forming hole; the left driving piece, the first left push plate and the first left clamping block are all arranged on one side of the left forming hole;
the clamping assembly further comprises a right driving piece arranged in the lower module; the output end of the right driving piece is provided with a first right push plate; the first right push plate is provided with a first right clamping block; the first right clamping block is movably and telescopically arranged in the right forming hole; and the right driving piece, the first right push plate and the first right clamping block are all arranged on one side of the right forming hole.
The utility model is further arranged that the number of the left forming holes is four; the four molding holes are linearly distributed; the number of the first left clamping blocks is four; a first left connecting rod is arranged between each first left clamping block and the first left push plate;
the number of the right forming holes is four; the four right forming holes are linearly distributed; the number of the first right clamping blocks is four; a first right connecting rod is arranged between each first right clamping block and the first right push plate.
The utility model is further arranged that the clamping component also comprises a leaning cylinder arranged in the lower module; the output end of the abutting cylinder is provided with a middle push plate;
a second left push plate is arranged on the other side of the left forming hole; the second left push plate is provided with a second left clamping block; the second left clamping block is movably and telescopically arranged in the left forming hole;
a second right push plate is arranged on the other side of the right forming hole; the second right push plate is provided with a second right clamping block; the second right clamping block is movably and telescopically arranged in the right forming hole;
the middle push plate is used for simultaneously pushing the second left push plate and the second right push plate to move.
The utility model is further arranged that the second left push plate and the second right push plate are respectively arranged at two sides of the middle push plate; one side of the middle push plate is provided with a first inclined plane; the second left push plate is provided with a second inclined plane matched with the first inclined plane; a third inclined plane is arranged on the other side of the middle push plate; and the second right push plate is provided with a fourth inclined plane matched with the third inclined plane.
The utility model is further arranged in that a left fixed block and a right fixed block are arranged in the lower module; a left reset spring is arranged between the left fixed block and the second left push plate; and a right reset spring is arranged between the right fixed block and the second right push plate.
The utility model is further arranged that the number of the left forming holes is four; the four left forming holes are linearly distributed; the number of the second left clamping blocks is four; a second left connecting rod is arranged between each second left clamping block and the second left push plate;
the number of the right forming holes is four; the four right forming holes are linearly distributed; the number of the second right clamping blocks is four; a second right connecting rod is arranged between each second right clamping block and the second right push plate.
The utility model discloses further set up to, the bed die is equipped with the through-hole in the bottom of cutting board.
The utility model is further arranged that the lower die is provided with a guide sleeve in the movable cavity; the cutting plate is provided with a guide rod in sliding connection with the guide sleeve; and a buffer spring is sleeved outside the guide rod.
The utility model has the advantages that: the utility model cuts the product immediately after the product is injection molded, and the product does not need to be transferred to an external cutting device, thereby reducing the problem of inaccurate cutting caused by position change caused by transfer; in addition, the product in the forming hole can be fixed by arranging the clamping assembly, and the position of the product is prevented from changing in the cutting process, so that the product can be accurately cut, and the generation of product burrs is effectively prevented.
Drawings
The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived from the following drawings without inventive effort.
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a cross-sectional view of the lower module of the present invention;
wherein: 1. a lower module; 11. a left fixed block; 12. a right fixed block; 13. a left return spring; 14. a right return spring; 15. a first perforation; 2. an upper module; 21. a left forming hole; 22. a right forming hole; 3. cutting the plate; 31. a cutter; 32. a guide bar; 33. a buffer spring; 41. an upper die; 42. a lower die; 43. an injection molding port; 44. a movable cavity; 45. a second perforation; 46. a through hole; 47. a guide sleeve; 51. a left drive member; 52. a first left push plate; 53. a first left clamp block; 54. a first left connecting rod; 61. a right driving member; 62. a first right push plate; 63. a first right clamping block; 64. a first right connecting rod; 71. an abutting cylinder; 72. a middle push plate; 73. a first inclined plane; 74. a third inclined plane; 81. a second left push plate; 82. a second left clamp block; 83. a second left connecting rod; 84. a second inclined plane; 91. a second right push plate; 92. a second right clamp block; 93. a second right connecting rod; 94. a fourth slope.
Detailed Description
The invention will be further described with reference to the following examples.
As can be seen from fig. 1 and 2, the injection mold for preventing burrs of the present embodiment includes an upper mold 41 and a lower mold 42 detachably connected to the upper mold 41; the top of the upper die 41 is provided with an upper die block 2; the top of the lower die 42 is provided with a lower die block 1; a forming hole is formed between the upper module 2 and the lower module 1; the upper die 41 is provided with an injection molding port 43 communicated with the molding hole;
the lower die 42 is provided with a movable cavity 44 at the bottom of the lower die block 1; a cutting plate 3 is movably arranged in the movable cavity 44 in a lifting manner; the lower die block 1 is provided with first through holes 15 on two sides of the forming hole in a penetrating manner; the lower die 42 is provided with a second through hole 45 communicated with the first through hole 15 in a penetrating way; the cutting plate 3 is provided with a cutter 31; the cutter 31 penetrates through the second through hole 45 and the first through hole 15;
and a clamping assembly is arranged in the lower module 1.
Specifically, in the injection molding mold for preventing burrs according to the embodiment, when in use, the upper mold 41 and the lower mold 42 are closed, then plastic material is injected into the molding hole from the injection port 43, after a period of time, the product is injection molded, then the upper mold 41 and the lower mold 42 are opened, at this time, the clamping assembly clamps the product in the molding hole, then the cutting plate 3 is lifted, so that the cutter 31 sequentially penetrates through the second through hole 45 and the first through hole 15 to cut the product, and the product is taken out after the cutting is completed;
according to the embodiment, the product is cut immediately after injection molding of the product, and is not required to be transferred to an external cutting device, so that the problem of inaccurate cutting caused by position change caused by transfer is solved; in addition, the product in the forming hole can be fixed by arranging the clamping assembly, and the position of the product is prevented from changing in the cutting process, so that the product can be accurately cut, and the generation of product burrs is effectively prevented.
In the injection molding mold for preventing burrs according to this embodiment, the molding holes include a left molding hole 21 and a right molding hole 22;
the clamping assembly comprises a left driving piece 51 arranged in the lower module 1; the output end of the left driving piece 51 is provided with a first left push plate 52; the first left push plate 52 is provided with a first left clamping block 53; the first left clamping block 53 is movably and telescopically arranged in the left forming hole 21; the left driving piece 51, the first left push plate 52 and the first left clamping block 53 are all arranged on one side of the left forming hole 21;
the clamping assembly further comprises a right driving part 61 arranged in the lower module 1; the output end of the right driving piece 61 is provided with a first right push plate 62; the first right push plate 62 is provided with a first right clamping block 63; the first right clamping block 63 is movably and telescopically arranged in the right forming hole 22; the right driving piece 61, the first right push plate 62 and the first right clamping block 63 are all arranged on one side of the right forming hole 22.
Specifically, after injection moulding, the product is respectively in left shaping hole 21 and right shaping hole 22, before cutter 31 cuts, left driving piece 51 and right driving piece 61 work respectively, promote respectively that first left clamp splice 53 stretches into in left shaping hole 21 and promote first right clamp splice 63 and stretch into right shaping hole 22 to press from both sides tightly the plastic product, prevent to produce at the in-process of cutting and rock, play the function of accurate cutting.
In the burr-proof injection molding mold of the embodiment, the number of the left molding holes 21 is four; the four molding holes are linearly distributed; the number of the first left clamping blocks 53 is four; a first left connecting rod 54 is arranged between each first left clamping block 53 and the first left push plate 52;
the number of the right forming holes 22 is four; the four right forming holes 22 are linearly distributed; the number of the first right clamping blocks 63 is four; a first right connecting rod 64 is arranged between each first right clamping block 63 and the first right push plate 62.
Specifically, with the above arrangement, cost can be saved, and space can be saved by pushing the plurality of first left clamping blocks 53 with one first left push plate 52 and the plurality of first right clamping blocks 63 with one first right push plate 62.
In the burr-proof injection molding mold of the embodiment, the clamping assembly further comprises an abutting cylinder 71 arranged in the lower module 1; the output end of the abutting cylinder 71 is provided with a middle push plate 72;
a second left push plate 81 is arranged on the other side of the left forming hole 21; the second left push plate 81 is provided with a second left clamping block 82; the second left clamping block 82 is movably and telescopically arranged in the left forming hole 21;
a second right push plate 91 is arranged on the other side of the right forming hole 22; the second right push plate 91 is provided with a second right clamping block 92; the second right clamping block 92 is movably and telescopically arranged in the right forming hole 22;
the middle push plate 72 is used for simultaneously pushing the second left push plate 81 and the second right push plate 91 to move.
Specifically, before the cutter 31 performs cutting, the left driving member 51 and the right driving member 61 respectively work, and simultaneously start to abut against the cylinder 71, and when the middle push plate 72 is pushed to advance by abutting against the cylinder 71, the second left push plate 81 and the second right push plate 91 are pushed to respectively move towards the left forming hole 21 and the right forming hole 22, so that the plastic product is clamped between the first left clamping block 53 and the second left clamping block 82, and the plastic product is clamped between the first right clamping block 63 and the second right clamping block 92, thereby further enhancing the stability of the plastic product.
In the burr-proof injection molding mold of this embodiment, the second left push plate 81 and the second right push plate 91 are respectively disposed on two sides of the middle push plate 72; a first inclined plane 73 is arranged on one side of the middle push plate 72; the second left push plate 81 is provided with a second inclined surface 84 matched with the first inclined surface 73; the other side of the middle push plate 72 is provided with a third inclined surface 74; the second right push plate 91 is provided with a fourth inclined surface 94 which cooperates with the third inclined surface 74.
With the above arrangement, when the middle push plate 72 moves forward, the second left push plate 81 and the second right push plate 91 are pushed to move towards the left forming hole 21 and the right forming hole 22, respectively.
In the burr-proof injection molding mold of the embodiment, a left fixed block 11 and a right fixed block 12 are arranged in the lower module 1; a left return spring 13 is arranged between the left fixed block 11 and the second left push plate 81; a right return spring 14 is arranged between the right fixed block 12 and the second right push plate 91.
The second left push plate 81 and the second right push plate 91 can be reset conveniently through the arrangement.
In the burr-proof injection molding mold of the embodiment, the number of the left molding holes 21 is four; the four left forming holes 21 are linearly distributed; the number of the second left clamping blocks 82 is four; a second left connecting rod 83 is arranged between each second left clamping block 82 and the second left push plate 81;
the number of the right forming holes 22 is four; the four right forming holes 22 are linearly distributed; the number of the second right clamping blocks 92 is four; a second right connecting rod 93 is arranged between each second right clamping block 92 and the second right push plate 91.
Specifically, with the above arrangement, cost can be saved, and space can be saved by pushing the plurality of second left clamping blocks 82 with one second left push plate 81 and pushing the plurality of second right clamping blocks 92 with one second right push plate 91. Wherein the right driving member 61 and the left driving member 51 are both air cylinders.
In the injection mold for preventing burrs in this embodiment, the lower mold 42 is provided with a through hole 46 at the bottom of the cutting plate 3. Through the arrangement, the cutting board 3 can be controlled to lift after the external air cylinder passes through the through hole 46.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a prevent burr injection moulding mould which characterized in that: comprises an upper die (41) and a lower die (42) detachably connected with the upper die (41); an upper module (2) is arranged at the top of the upper die (41); the top of the lower die (42) is provided with a lower die block (1); a forming hole is formed between the upper module (2) and the lower module (1); the upper die (41) is provided with an injection molding opening (43) communicated with the molding hole;
the lower die (42) is provided with a movable cavity (44) at the bottom of the lower die block (1); a cutting plate (3) is movably arranged in the movable cavity (44) in a lifting way; the lower die block (1) is provided with first through holes (15) on two sides of the forming hole in a penetrating manner; the lower die (42) is provided with a second through hole (45) communicated with the first through hole (15) in a penetrating way; the cutting plate (3) is provided with a cutter (31); the cutter (31) penetrates through the second through hole (45) and the first through hole (15);
a clamping assembly is arranged in the lower module (1).
2. The burr-proof injection mold according to claim 1, wherein:
the molding holes comprise a left molding hole (21) and a right molding hole (22);
the clamping assembly comprises a left driving piece (51) arranged in the lower module (1); the output end of the left driving piece (51) is provided with a first left push plate (52); the first left push plate (52) is provided with a first left clamping block (53); the first left clamping block (53) is movably and telescopically arranged in the left forming hole (21); the left driving piece (51), the first left push plate (52) and the first left clamping block (53) are arranged on one side of the left forming hole (21);
the clamping assembly further comprises a right driving piece (61) arranged in the lower module (1); the output end of the right driving piece (61) is provided with a first right push plate (62); the first right push plate (62) is provided with a first right clamping block (63); the first right clamping block (63) is movably and telescopically arranged in the right forming hole (22); the right driving piece (61), the first right push plate (62) and the first right clamping block (63) are arranged on one side of the right forming hole (22).
3. The burr-proof injection mold according to claim 2, wherein: the number of the left forming holes (21) is four; the four molding holes are linearly distributed; the number of the first left clamping blocks (53) is four; a first left connecting rod (54) is arranged between each first left clamping block (53) and the first left push plate (52);
the number of the right forming holes (22) is four; the four right forming holes (22) are linearly distributed; the number of the first right clamping blocks (63) is four; a first right connecting rod (64) is arranged between each first right clamping block (63) and the first right push plate (62).
4. The burr-proof injection mold according to claim 2, wherein: the clamping assembly further comprises an abutting cylinder (71) arranged in the lower module (1); the output end of the abutting cylinder (71) is provided with a middle push plate (72);
a second left push plate (81) is arranged on the other side of the left forming hole (21); the second left push plate (81) is provided with a second left clamping block (82); the second left clamping block (82) is movably and telescopically arranged in the left forming hole (21);
a second right push plate (91) is arranged on the other side of the right forming hole (22); the second right push plate (91) is provided with a second right clamping block (92); the second right clamping block (92) is movably and telescopically arranged in the right forming hole (22);
the middle push plate (72) is used for simultaneously pushing the second left push plate (81) and the second right push plate (91) to move.
5. The burr-preventing injection molding die of claim 4, wherein: the second left push plate (81) and the second right push plate (91) are respectively arranged on two sides of the middle push plate (72); a first inclined plane (73) is arranged on one side of the middle push plate (72); the second left push plate (81) is provided with a second inclined surface (84) matched with the first inclined surface (73); a third inclined surface (74) is arranged on the other side of the middle push plate (72); the second right push plate (91) is provided with a fourth inclined surface (94) matched with the third inclined surface (74).
6. The burr-preventing injection molding die of claim 4, wherein: a left fixed block (11) and a right fixed block (12) are arranged in the lower module (1); a left return spring (13) is arranged between the left fixed block (11) and the second left push plate (81); and a right return spring (14) is arranged between the right fixed block (12) and the second right push plate (91).
7. The burr-proof injection mold according to claim 4, wherein: the number of the left forming holes (21) is four; the four left forming holes (21) are linearly distributed; the number of the second left clamping blocks (82) is four; a second left connecting rod (83) is arranged between each second left clamping block (82) and the second left push plate (81);
the number of the right forming holes (22) is four; the four right forming holes (22) are linearly distributed; the number of the second right clamping blocks (92) is four; a second right connecting rod (93) is arranged between each second right clamping block (92) and the second right push plate (91).
8. The burr-proof injection mold according to claim 1, wherein: the lower die (42) is provided with a through hole (46) at the bottom of the cutting plate (3).
9. The burr-proof injection mold according to claim 1, wherein: the lower die (42) is provided with a guide sleeve (47) in the movable cavity (44); the cutting plate (3) is provided with a guide rod (32) which is connected with the guide sleeve (47) in a sliding way; and a buffer spring (33) is sleeved outside the guide rod (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222610083.9U CN218488974U (en) | 2022-09-30 | 2022-09-30 | Prevent burr injection moulding mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222610083.9U CN218488974U (en) | 2022-09-30 | 2022-09-30 | Prevent burr injection moulding mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218488974U true CN218488974U (en) | 2023-02-17 |
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ID=85192493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222610083.9U Active CN218488974U (en) | 2022-09-30 | 2022-09-30 | Prevent burr injection moulding mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218488974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366349A (en) * | 2022-09-30 | 2022-11-22 | 金宝通电器(东莞)有限公司 | Anti-burr injection molding mold and high-quality injection molding method |
-
2022
- 2022-09-30 CN CN202222610083.9U patent/CN218488974U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366349A (en) * | 2022-09-30 | 2022-11-22 | 金宝通电器(东莞)有限公司 | Anti-burr injection molding mold and high-quality injection molding method |
| CN115366349B (en) * | 2022-09-30 | 2025-03-07 | 金宝通电器(东莞)有限公司 | A burr-proof injection molding mold and high-quality injection molding method |
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