CN219988316U - Grid-shaped plastic turnover box injection mold with push plate type integral ejection mechanism - Google Patents
Grid-shaped plastic turnover box injection mold with push plate type integral ejection mechanism Download PDFInfo
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- CN219988316U CN219988316U CN202320957999.3U CN202320957999U CN219988316U CN 219988316 U CN219988316 U CN 219988316U CN 202320957999 U CN202320957999 U CN 202320957999U CN 219988316 U CN219988316 U CN 219988316U
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- 239000004033 plastic Substances 0.000 title claims abstract description 37
- 229920003023 plastic Polymers 0.000 title claims abstract description 37
- 238000002347 injection Methods 0.000 title claims abstract description 29
- 239000007924 injection Substances 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 230000007306 turnover Effects 0.000 title claims abstract description 19
- 238000001746 injection moulding Methods 0.000 claims abstract description 81
- 238000007789 sealing Methods 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 6
- 239000002991 molded plastic Substances 0.000 claims description 2
- 239000000243 solution Substances 0.000 abstract description 8
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of molds, and particularly relates to an injection mold of a latticed plastic turnover box with a push plate type integral ejection mechanism. The utility model comprises an upper template, an upper die holder, a whole die core and a lower die holder, wherein a positioning injection molding block is arranged below the upper template and is connected with the upper die holder through the insertion of the upper end of a positioning telescopic rod, the lower end of the positioning telescopic rod is connected with a base plate and the lower die holder, in addition, when the die is closed, a solution is injected into an injection molding positioning channel on the positioning injection molding block through an injection molding port and then is injected downwards, the whole die core is pressed at the middle part, a fixing block is arranged at the outer side of the whole die core to be stable, meanwhile, an inclined block and the fixing block are arranged at the outer side of the whole die core, and an inclined top is arranged on the fixing block.
Description
Technical Field
The utility model belongs to the technical field of molds, and relates to an injection mold of a latticed plastic turnover box with a push plate type integral ejection mechanism.
Background
Injection molding, also known as injection molding, is a method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple patterns, various shapes, large size, accurate product size, easy updating of the product, and capability of forming parts with complex shapes, and is suitable for the field of mass production, products with complex shapes and other molding processing. And stirring the completely melted plastic material by a screw at a certain temperature, injecting the plastic material into a die cavity by high pressure, and cooling and solidifying the plastic material to obtain a molded product. The method is suitable for batch production of complex-shaped parts, when the existing injection mold is used for producing the grid-shaped plastic turnover box, the upper mold and the lower mold are opened and closed, after injection molding is finished, the product is deformed and damaged due to the irregularity of grid-shaped plastic during mold opening, and the qualification rate is reduced, so that the injection mold for the grid-shaped plastic turnover box with the push plate type integral ejection mechanism is provided for solving the problems
Disclosure of Invention
The utility model aims to solve the problems and provides an injection mold for a grid-shaped plastic turnover box with a push plate type integral ejection mechanism.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a latticed plastics turnover case injection mold with integrative ejection mechanism of push pedal formula, includes cope match-plate pattern, upper die base, integer die core and die holder, the sealing washer is established to the card in the cope match-plate pattern upper plane center, and the cope match-plate pattern center has seted up the mouth of moulding plastics, cope match-plate pattern and location telescopic link fixed connection location piece and upper die base, and the location is moulded plastics and has been seted up the location way of moulding plastics in the piece, and in the locating telescopic link bottom inserts the die holder four corners simultaneously, the die cavity groove has been seted up in the die holder, and die holder and reference column fixed connection backing plate, and the reference column upper end inserts in the upper die base four corners, place integer die core in the backing plate, integer die core is equipped with fixed block and oblique top outward, fixed block top and spring pressfitting are in the upper die base bottom, die holder and the outside screw fixed connection spacing hook strip of upper die base.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, the injection molding opening is formed in the inner center of the upper mold plate, the injection molding opening is formed in a groove, the sealing ring is fixedly connected in the upper mold plate upper plane groove, and the upper plane of the sealing ring is lower than the upper plane of the upper mold plate.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, positioning holes are formed in four corners of the upper template, the tops of the positioning telescopic rods are fixedly connected in the positioning holes, the bottoms of the positioning telescopic rods are inserted into four corners of the sliding connection positioning injection molding blocks, and arc-shaped openings are formed in the four corners of the positioning injection molding blocks outwards.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, the upper plane of the positioning injection molding block is fixedly connected with the bottom plane of the upper mold plate in a pressing mode, the upper plane of the positioning injection molding block is provided with an injection molding positioning channel, and the injection molding positioning channel is arranged below an injection molding opening.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, the upper plane is pressed on the lower part of the positioning injection molding block, the four corners of the upper mold base are provided with the first positioning holes, the upper ends of the positioning telescopic rods are inserted into the first positioning holes in a sliding connection manner, and the lower ends of the positioning telescopic rods penetrate out of the upper mold base.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, the second positioning holes are formed in four corners of the upper mold base, the second positioning holes are located inward of the first positioning holes with a distance therebetween, the sliding connection positioning columns are inserted into the second positioning holes, and grooves are formed in the bottoms of the upper mold base.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, the upper mold base is clamped into the integral mold core, the integral mold core is communicated with the injection molding opening, the periphery of the integral mold core is fixedly connected with the fixing block, and the fixing block is internally and fixedly connected with the plurality of inclined roofs.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, a plurality of springs are fixedly connected above four corners of the fixed block, the tops of the springs are tightly attached to the bottoms of the upper mold bases, and two sides of the fixed block are slidably connected with the inner sides of the inclined blocks.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, the lower end of the integral mold core is clamped in the base plate, an inner groove is formed in the base plate, the four corners of the base plate are fixedly connected with the bottoms of the positioning columns, and the four corners of the base plate are slidably connected with the lower ends of the positioning telescopic rods.
In the grid-shaped plastic turnover box injection mold with the push plate type integral ejection mechanism, the bottom of the base plate is clamped in the lower mold seat, a mold cavity groove is formed in the lower mold seat, and four corners of the lower mold seat are fixedly connected with the bottoms of the positioning telescopic rods.
Compared with the prior art, the utility model has the advantages that:
according to the utility model, the positioning injection molding block and the upper die holder are arranged below the upper die plate, the upper end of the positioning telescopic rod is inserted and connected, meanwhile, the lower end of the positioning telescopic rod is connected with the base plate and the lower die holder, and when the die is closed, the injection molding port injects solution into an injection molding positioning channel on the positioning injection molding block and then injects the solution downwards, the upper die plate, the positioning injection molding block and the upper die holder are integrated with the lower base plate and the lower die holder under the connection of the positioning telescopic rod, the whole die core is pressed in the middle part, the fixing block is arranged outside the whole die core and stable, meanwhile, the inclined block and the fixing block are arranged outside the whole die core, the inclined roof is arranged on the fixing block, after the die is opened, the middle part is integrally ejected, and then the fixing block in the middle part is taken down, so that a complete product can be obtained, the deformation and damage to the product caused by direct die opening are avoided, and the qualification rate of the product is increased.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic diagram of the overall mold closing of the present utility model;
FIG. 2 is an overall exploded schematic of the present utility model;
FIG. 3 is an overall schematic front cross-sectional view of the present utility model;
FIG. 4 is a schematic side view of the overall utility model;
fig. 5 is a schematic overall top view of the present utility model.
In the figure: 1. an upper template; 2. a seal ring; 3. an injection molding port; 4. positioning an injection molding block; 41. an arc opening; 5. an upper die holder; 51. a first positioning hole; 52. a second positioning hole; 6. a lower die holder; 7. injection molding a positioning channel; 8. a backing plate; 9. a cavity groove; 10. positioning a telescopic rod; 11. positioning columns; 12. a pitched roof; 13. a mold core; 14. a sloping block; 15. a limit hook strip; 16. a spring; 17. an inner tank; 18. and a fixed block.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-5, an injection mold with a push plate type integral ejection mechanism for a grid-shaped plastic turnover box comprises an upper mold plate 1, an upper mold base 5, a whole mold core 13 and a lower mold base 6, wherein a sealing ring 2 is clamped in the center of an upper plane of the upper mold plate 1, an injection molding opening 3 is formed in the center of the upper mold plate 1, the upper mold plate 1 is fixedly connected with a positioning injection molding block 4 and the upper mold base 5 through a positioning telescopic rod 10, an injection molding positioning channel 7 is formed in the positioning injection molding block 4, meanwhile, the bottom of the positioning telescopic rod 10 is inserted into four corners of the lower mold base 6, a mold cavity groove 9 is formed in the lower mold base 6, the lower mold base 6 is fixedly connected with a positioning column 11, the upper end of the positioning column 11 is inserted into four corners of the upper mold base 5, the whole mold core 13 is placed in the base 8, a fixing block 18 and an inclined top 12 are arranged outside the whole mold core 13, the upper side of the fixing block 18 and a spring 16 are pressed at the bottom of the upper mold base 5, and the lower mold base 6 is fixedly connected with an outer side screw of the upper mold base 5 through a limiting hook 15.
The injection molding opening 3 is formed in the inner center of the upper die plate 1, a groove is formed in the injection molding opening 3, the sealing ring 2 is fixedly connected in the upper plane groove of the upper die plate 1, and the upper plane of the sealing ring 2 is lower than the upper plane of the upper die plate 1.
The injection molding opening 3 formed in the upper die plate 1 is used for injection molding of the whole die, and the sealing ring 2 is arranged outside the injection molding opening 3 to prevent the solution from overflowing during injection molding.
Further, positioning holes are formed in four corners of the upper template 1, the tops of the positioning telescopic rods 10 are fixedly connected in the positioning holes, the lower parts of the positioning telescopic rods 10 are inserted into four corners of the sliding connection positioning injection molding blocks 4, and the four corners of the positioning injection molding blocks 4 are outwards provided with arc-shaped openings 41.
The four corners of the upper template 1 are provided with positioning telescopic rods 10 for pressing and fixing the positioning injection molding block 4 between the upper template 1 and the upper die holder 5, and the positioning injection molding block 4 is used for changing injection molding flow channels according to the needs of products.
Further, the upper plane of the positioning injection molding block 4 is pressed and fixedly connected with the bottom plane of the upper template 1, the upper plane of the positioning injection molding block 4 is provided with an injection molding positioning channel 7, and the injection molding positioning channel 7 is arranged below the injection molding opening 3.
After the positioning injection molding block 4 is fixed below the upper template 1, the injection molding opening 3 can perform injection molding on the positioning injection molding block 4, and an injection molding positioning channel 7 arranged above the positioning injection molding block 4 guides injection molding solution, so that the thickness degree of the obtained product wall is the same.
The upper plane of the upper die holder 5 is pressed by the lower part of the positioning injection molding block 4, first positioning holes 51 are formed in four corners of the upper die holder 5, the upper ends of the positioning telescopic rods 10 are inserted into the first positioning holes 51 in a sliding connection manner, and the lower ends of the positioning telescopic rods 10 penetrate out of the upper die holder 5.
After the positioning telescopic rod 10 is inserted into the upper die holder 5, the upper die holder 5 and the upper die plate 1 are integrated, the positioning injection molding block 4 is clamped in the middle, and meanwhile, the positioning telescopic rod 10 is inserted into the arc-shaped opening 41, so that the displacement of the positioning injection molding block 4 is blocked.
Further, the four corners of the upper die holder 5 are provided with second positioning holes 52, the second positioning holes 52 are located inward of the first positioning holes 51 with a distance therebetween, the sliding connection positioning columns 11 are inserted into the second positioning holes 52, and a groove is formed in the bottom of the upper die holder 5.
The second positioning hole 52 is formed in the upper die holder 5, and the positioning column 11 is inserted in the second positioning hole, so that the upper die holder 5 and the lower part are positioned in a position relation when the die is closed, and the upper die holder 5 can be ensured to be stable and accurate during injection molding.
The whole mold core 13 is clamped at the bottom of the upper mold base 5, the whole mold core 13 is communicated with the injection molding opening 3, the periphery of the whole mold core 13 is fixedly connected with the fixed block 18, and the fixed block 18 is internally and fixedly connected with the plurality of inclined roofs 12.
The whole mould core 13 arranged below the upper mould base 5 is used for injection moulding products, the upper part of the whole mould core 13 is communicated with the injection moulding port 3 to enter solution, and the periphery of the whole mould core 13 is provided with a fixed block 18 for maintaining the integrity during ejection.
The springs 16 are fixedly connected above four corners of the fixed block 18, the tops of the springs 16 are tightly attached to the bottom of the upper die holder 5, and two sides of the fixed block 18 are slidably connected with the inner side surfaces of the inclined blocks 14.
The spring 16 is installed above the fixed block 18 to prevent the fixed block 18 and the whole die core 13 from colliding with the bottom of the upper die holder 5 during die assembly, and the inclined block 14 arranged on the fixed block 18 is connected with the side surface of the upper die holder 5 above, so as to facilitate die stripping.
The lower end of the whole die core 13 is clamped in the base plate 8, an inner groove 17 is formed in the base plate 8, four corners of the base plate 8 are fixedly connected with the bottoms of the positioning columns 11, and four corners of the base plate 8 are slidably connected with the lower ends of the positioning telescopic rods 10.
The base plate 8 is arranged below the whole die core 13 to enable the whole die core 13 to be exposed on the upper plane of the lower die holder 6, and has a buffering function during die assembly, and meanwhile, the inner side 17 arranged in the base plate 8 can stabilize the position of the whole die core 13.
Further, the bottom of the base plate 8 is clamped in the lower die holder 6, a die cavity groove 9 is formed in the lower die holder 6, and four corners of the lower die holder 6 are fixedly connected with the bottoms of the positioning telescopic rods 10.
After the positioning telescopic rod 10 is inserted into the lower die holder 6, and the upper part of the positioning telescopic rod 10 is fixed with the upper die plate 1, so that the whole die is clamped and opened under the drive of the positioning telescopic rod 10.
Working principle:
the positioning injection molding block 4 and the upper die holder 5 which are arranged below the upper die plate 1 are connected through the insertion of the upper end of the positioning telescopic rod 10, the positioning injection molding block 4 and the upper die holder 5 are integrated, meanwhile, the lower end of the positioning telescopic rod 10 is connected with the base plate 8 and the lower die holder 6, and when the die is closed, the injection molding port 3 injects solution into the injection molding positioning channel 7 on the positioning injection molding block 4 and then uniformly injects the solution downwards, so that the uniformity of the wall thickness of a product after the lower whole die core 13 is ensured, the upper die plate 1, the positioning injection molding block 4 and the upper die holder 5 are integrated with the lower base plate 8 and the lower die holder 6 under the action of the positioning telescopic rod 10, the middle part is pressed into the whole die core 13, the fixing block 18 is arranged outside the whole die core 13, and simultaneously the inclined block 14 arranged outside and the inclined top 12 arranged on the fixing block 18 are used for push plate type integral ejection.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model.
Although 1, upper template is used more herein; 2. a seal ring; 3. an injection molding port; 4. positioning an injection molding block; 41. an arc opening; 5. an upper die holder; 51. a first positioning hole; 52. a second positioning hole; 6. a lower die holder; 7. injection molding a positioning channel; 8. a push plate; 9. a cavity groove; 10. positioning a telescopic rod; 11. positioning columns; 12. a pitched roof; 13. a mold core; 14. a sloping block; 15. a limit hook strip; 16. a spring; 17. an inner tank; 18. fixed blocks, etc., but does not exclude the possibility of using other terms. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.
Claims (10)
1. The utility model provides a latticed plastics turnover case injection mold with whole ejection mechanism of push pedal, includes cope match-plate pattern (1), upper die base (5), whole mould core (13) and die holder (6), its characterized in that: sealing washer (2) are established to card in cope match-plate pattern (1) upper plane center, and cope match-plate pattern (1) center has been seted up and has been moulded plastics mouth (3), cope match-plate pattern (1) and location telescopic link (10) fixed connection location piece of moulding plastics (4) and cope match-plate pattern (5), and set up in location piece of moulding plastics (4) and mould plastics location way (7), in inserting die holder (6) four corners in locating telescopic link (10) bottom simultaneously, die cavity groove (9) have been seted up in die holder (6), and die holder (6) and reference column (11) fixed connection backing plate (8), and in inserting die holder (5) four corners on reference column (11) upper end, place whole mold core (13) in backing plate (8), whole mold core (13) are equipped with fixed block (18) and oblique top (12), fixed block (18) top and spring (16) pressfitting are in die holder (5) bottom, die holder (6) outside fixed connection spacing hook strip (15) with upper die holder (5).
2. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 1, wherein: the inner center of the upper die plate (1) is provided with an injection molding opening (3), the injection molding opening (3) is provided with a groove, the upper die plate (1) is fixedly connected with a sealing ring (2) in the groove of the upper plane, and the upper plane of the sealing ring (2) is lower than the upper plane of the upper die plate (1).
3. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 2, wherein: locating holes are formed in four corners of the upper template (1), the tops of the locating telescopic rods (10) are fixedly connected in the locating holes, the lower parts of the locating telescopic rods (10) are inserted into four corners of the sliding connection locating injection molding blocks (4), and arc-shaped openings (41) are formed in the four corners of the locating injection molding blocks (4) outwards.
4. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 3, wherein: the upper plane of the positioning injection molding block (4) is pressed and fixedly connected with the bottom plane of the upper template (1), an injection molding positioning channel (7) is formed in the upper plane of the positioning injection molding block (4), and the injection molding positioning channel (7) is arranged below the injection molding opening (3).
5. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 4, wherein: the upper die base (5) upper plane is pressed below the positioning injection molding block (4), first positioning holes (51) are formed in four corners of the upper die base (5), the upper ends of the positioning telescopic rods (10) are inserted into the first positioning holes (51) in a sliding connection mode, and the lower ends of the positioning telescopic rods (10) penetrate out of the upper die base (5).
6. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 5, wherein: second locating holes (52) are formed in four corners of the upper die holder (5), the second locating holes (52) are located in the first locating holes (51) with a distance, sliding connection locating columns (11) are inserted into the second locating holes (52), and grooves are formed in the bottoms of the upper die holder (5).
7. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 6, wherein: the upper die base (5) bottom card inserts integer mold core (13), integer mold core (13) intercommunication injection molding mouth (3), integer mold core (13) periphery fixed connection fixed block (18), and a plurality of oblique tops (12) of fixed block (18) inserted fixed connection.
8. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 7, wherein: the upper parts of four corners of the fixed block (18) are fixedly connected with a plurality of springs (16), the tops of the springs (16) are tightly attached to the bottoms of the upper die holders (5), and two sides of the fixed block (18) are slidably connected with the inner sides of the inclined blocks (14).
9. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 8, wherein: the lower end of the whole die core (13) is clamped in the base plate (8), an inner groove (17) is formed in the base plate (8), four corners of the base plate (8) are fixedly connected with the bottoms of the positioning columns (11), and four corners of the base plate (8) are slidably connected with the lower ends of the positioning telescopic rods (10).
10. The injection mold for a latticed plastic turnaround box with a push plate type integral ejection mechanism according to claim 9, wherein: the bottom of the base plate (8) is clamped in the lower die holder (6), a die cavity groove (9) is formed in the lower die holder (6), and the four corners of the lower die holder (6) are fixedly connected with the bottoms of the positioning telescopic rods (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320957999.3U CN219988316U (en) | 2023-04-23 | 2023-04-23 | Grid-shaped plastic turnover box injection mold with push plate type integral ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320957999.3U CN219988316U (en) | 2023-04-23 | 2023-04-23 | Grid-shaped plastic turnover box injection mold with push plate type integral ejection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219988316U true CN219988316U (en) | 2023-11-10 |
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ID=88614442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320957999.3U Active CN219988316U (en) | 2023-04-23 | 2023-04-23 | Grid-shaped plastic turnover box injection mold with push plate type integral ejection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219988316U (en) |
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2023
- 2023-04-23 CN CN202320957999.3U patent/CN219988316U/en active Active
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