CN221112694U - Spraying-free plastic fence injection mold for municipal road engineering - Google Patents
Spraying-free plastic fence injection mold for municipal road engineering Download PDFInfo
- Publication number
- CN221112694U CN221112694U CN202322745661.4U CN202322745661U CN221112694U CN 221112694 U CN221112694 U CN 221112694U CN 202322745661 U CN202322745661 U CN 202322745661U CN 221112694 U CN221112694 U CN 221112694U
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- die holder
- groove
- upper die
- runner
- positioning
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- 238000002347 injection Methods 0.000 title claims abstract description 37
- 239000007924 injection Substances 0.000 title claims abstract description 37
- 229920003023 plastic Polymers 0.000 title claims abstract description 28
- 239000004033 plastic Substances 0.000 title claims abstract description 28
- 238000001746 injection moulding Methods 0.000 claims abstract description 44
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 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 a spraying-free plastic fence injection mold for municipal road engineering. The utility model comprises an upper die holder and a lower die holder, wherein an upper die core groove and a lower die core groove are respectively formed in the upper die holder and the lower die holder, an upper runner and a lower runner are respectively formed in the upper die holder and the lower die holder, an upper injection molding opening and a lower injection molding opening are respectively formed in the upper runner and the lower runner, a limiting block is inserted into the upper die holder, one side of the limiting block is provided with an inclined clamping part, meanwhile, the inclined clamping part is inserted into a clamping groove formed in the lower die holder, a positioning block and a positioning sheet plate are arranged in the inner side of the upper die holder, and a positioning groove and a positioning sheet groove are formed in the lower die holder.
Description
Technical Field
The utility model belongs to the technical field of molds, and relates to a spraying-free plastic fence injection mold for municipal road engineering.
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. The existing plastic fence is subjected to unidirectional injection molding during injection molding, is not uniform during injection molding, can cause the fence to be deformed or pulled apart during mold opening, and is easy to crack and damage during use, so that the service life of the fence is reduced. Therefore, a spraying-free plastic fence injection mold for municipal road engineering is provided for the problems.
Disclosure of utility model
The utility model aims to solve the problems and provides a spraying-free plastic fence injection mold for municipal road engineering.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a spraying-free plastic fence injection mold for municipal road engineering, includes upper die holder and die holder, upper die holder pressfitting die holder, and be equipped with the shaping piece between upper die holder and the die holder, upper die holder and die holder four corners department all are equipped with the locating hole, the upper die holder inboard is equipped with the locating piece, the locating piece card is located in the constant head tank, and the locating slot is located the die holder inboard, insert the stopper in upper die holder top middle part, and stopper one side is equipped with the inclined clamping piece portion, inclined clamping piece portion card is in the die holder top, and has seted up the draw-in groove in the die holder, upper die core groove has been seted up at the middle part in the upper die holder, lower die core groove has been seted up at the middle part in the die holder, and the lower die core groove corresponds the upper die core groove, upper runner has been seted up at one side of the upper die core groove, lower die core groove one side has been seted up the runner, and the runner corresponds the upper runner, upper die injection molding mouth and lower injection molding mouth, and the upper die mouth communicates in the lower die core mouth, respectively, be equipped with slot and die holder inside piece, locating plate inside the locating plate is located in the die holder.
In the spraying-free plastic fence injection mold for municipal road engineering, the upper die holder and the lower die holder are externally connected with control equipment, injection molding pieces are formed between the upper die holder and the lower die holder, positioning holes are formed in four corners of the upper die holder and the lower die holder, and positioning columns are inserted into the positioning holes.
In the spraying-free plastic fence injection mold for municipal road engineering, the limit groove is formed in the middle of the upper portion of the inner side of the upper die base, a distance is reserved between two ends of the limit groove and the positioning hole, the limit block is inserted into the limit groove in a sliding connection mode, and the top face of the limit block is flush with the top face of the upper die base.
In the spraying-free plastic fence injection mold for municipal road engineering, the inclined clamping part is fixedly connected with the lower side of the other side of the limiting block, the inclined clamping part and the limiting block form an inclined step surface, the inclined clamping part is inserted into the middle part of the upper inner side of the lower die holder, and the middle part of the upper inner side of the lower die holder is provided with the clamping groove.
In the spraying-free plastic fence injection mold for municipal road engineering, the upper mold core groove is formed in the middle of the inner side of the upper mold base, the top of the upper mold core groove is connected with the bottom of the limiting groove, the lower mold core groove is formed in the middle of the inner side of the lower mold base, the top of the lower mold core groove is connected with the bottom of the clamping groove, and meanwhile, the lower mold core groove corresponds to the upper mold core groove.
In the spraying-free plastic fence injection mold for municipal road engineering, the upper slot is formed in the middle of the upper mold core groove, the lower slot is formed in the middle of the lower mold core groove, the lower slot corresponds to the upper slot, one end of the baffle is inserted into the lower slot and fixedly connected with the baffle, and the other end of the baffle is inserted into the upper slot and is in sliding connection with the baffle.
In the spraying-free plastic fence injection mold for municipal road engineering, an upper runner is arranged in the middle of the inner side of the upper mold base, the inner side end of the upper runner is communicated with the upper mold core groove, an upper injection molding opening is formed in the upper runner, and the upper injection molding opening is communicated with the upper mold base.
In the spraying-free plastic fence injection mold for municipal road engineering, a lower runner is arranged in the middle of the inner side of the lower mold base, the inner side end of the lower runner is communicated with the lower mold core groove, a lower injection molding opening is formed in the lower runner, and the lower injection molding opening is communicated with the lower mold base.
In the spraying-free plastic fence injection mold for municipal road engineering, the inner side edge of the upper die base is fixedly connected with the positioning block, the inner side edge of the lower die base is provided with the positioning groove, and the positioning block is inserted into the positioning groove.
In the spraying-free plastic fence injection mold for municipal road engineering, the positioning sheet plate is fixedly connected to the lower side of the inner side of the upper die holder, the positioning sheet groove is formed in the lower side of the inner side of the lower die holder, and the positioning sheet plate is inserted into the positioning sheet groove.
Compared with the prior art, the utility model has the advantages that:
According to the utility model, the upper mold core groove and the lower mold core groove are respectively arranged in the upper mold base and the lower mold base, the upper runner and the lower runner are respectively provided with the upper injection molding opening and the lower injection molding opening, the limiting block is inserted into the upper mold base, one side of the limiting block is provided with the inclined clamping part, meanwhile, the inclined clamping part is inserted into the clamping groove arranged in the lower mold base, the positioning block and the positioning sheet plate are arranged on the inner side of the upper mold base, the positioning groove and the positioning sheet groove are arranged in the lower mold base, and injection molding is carried out simultaneously in the upper mold base and the lower mold base, so that the inner fence wall is uniformly molded, and the inclined force of the inclined clamping part is used for opening the mold, so that the molded part is prevented from being cracked and broken due to local weakness in the use process, and the service life of the fence is prolonged.
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 an overall schematic of the present utility model;
FIG. 2 is an overall exploded right side view schematic of the present utility model;
FIG. 3 is an overall exploded left side schematic view of the present utility model;
FIG. 4 is a schematic front view of an upper die holder of the present utility model;
fig. 5 is a front view of the lower die holder of the present utility model.
In the figure: 1. an upper die holder; 2. a lower die holder; 3. a limiting block; 4. an inclined clamping part; 5. a limit groove; 6. a clamping groove; 7. a positioning block; 8. a positioning groove; 9. an upper flow passage; 10. a lower flow passage; 11. an upper mold core groove; 12. a lower mold core groove; 13. an upper slot; 14. a lower slot; 15. a baffle; 16. an upper injection molding port; 17. a lower injection molding port; 18. positioning sheet plates; 19. a positioning sheet groove; 20. positioning holes; 21. and (5) forming a piece.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-5, a spraying-free plastic fence injection mold for municipal road engineering comprises an upper mold base 1 and a lower mold base 2, wherein the upper mold base 1 is pressed with the lower mold base 2, a molding piece 21 is arranged between the upper mold base 1 and the lower mold base 2, positioning holes 20 are respectively arranged at four corners of the upper mold base 1 and the lower mold base 2, a positioning block 7 is arranged at the inner side of the upper mold base 1, the positioning block 7 is clamped in a positioning groove 8, the positioning groove 8 is arranged at the inner side of the lower mold base 2, a limiting block 3 is inserted into the middle part above the upper mold base 1, one side of the limiting block 3 is provided with an inclined clamping part 4, the inclined clamping part 4 is clamped in the upper side of the lower mold base 2, a clamping groove 6 is formed in the lower mold base 2, an upper mold core groove 11 is formed in the middle part inside the upper mold base 1, the middle part has been seted up down mold core groove 12 in the die holder 2, and lower mold core groove 12 corresponds upper mold core groove 11, upper runner 9 has been seted up to upper mold core groove 11 one side, lower runner 10 has been seted up to lower mold core groove 12 one side, and lower runner 10 corresponds upper runner 9, upper runner 9 and lower runner 10 respectively have been gone up injection molding mouth 16 and lower injection molding mouth 17, and go up injection molding mouth 16 and lower injection molding mouth 17 intercommunication, upper mold core groove 11 is gone up and lower mold core groove 12 respectively has been gone up slot 13 and lower slot 14, and installs baffle 15 in upper slot 13 and the lower slot 14, upper mold base 1 below is equipped with spacer plate 18, spacer plate 18 card is in spacer groove 19, and spacer groove 19 locates the inboard below of die holder 2.
Through the external control equipment of upper die holder 1 and die holder 2, and injection moulding 21 between upper die holder 1 and the die holder 2, locating holes 20 have all been seted up to upper die holder 1 and die holder 2 four corners department, and insert the reference column in the locating hole 20.
The four corners of the upper die holder 1 and the lower die holder 2 are respectively provided with a positioning hole 20, and when the die is closed, the inner forming piece 21 is kept complete after the upper die holder 1 and the lower die holder 2 are combined by inserting positioning pins.
Further, a limit groove 5 is formed in the middle of the upper portion of the inner side of the upper die holder 1, a distance is reserved between two ends of the limit groove 5 and the positioning hole 20, a sliding connection limit block 3 is inserted into the limit groove 5, and the top face of the limit block 3 is flush with the top face of the upper die holder 1.
Further, the lower side of the other side of the limiting block 3 is fixedly connected with an inclined clamping part 4, the inclined clamping part 4 and the limiting block 3 form an inclined step surface, the inclined clamping part 4 is inserted into the middle part of the upper inner side of the lower die holder 2, and a clamping groove 6 is formed in the middle of the upper inner side of the lower die holder 2.
After the limiting block 3 is inserted into the upper die holder 1, one side of the limiting block 3 is provided with an inclined clamping part 4 which is inserted into a clamping groove 6 in the lower die holder 2, the limiting block 3 can firstly block overflow of injection molding liquid, and the limiting block 3 is pulled out when the die is opened, so that the lower die holder 2 is easier to open by utilizing oblique force of the inclined clamping part 4.
An upper mold core groove 11 is formed in the middle of the inner side of the upper mold base 1, the top of the upper mold core groove 11 is connected with the bottom of the limit groove 5, a lower mold core groove 12 is formed in the middle of the inner side of the lower mold base 2, the top of the lower mold core groove 12 is connected with the bottom of the clamping groove 6, and meanwhile the lower mold core groove 12 corresponds to the upper mold core groove 11.
Further, an upper slot 13 is formed in the middle of the upper mold core groove 11, a lower slot 14 is formed in the middle of the lower mold core groove 12, the lower slot 14 corresponds to the upper slot 13, one end of a baffle 15 is fixedly connected in the lower slot 14 in an inserted mode, and the other end of the baffle 15 is inserted into the upper slot 13 in a sliding mode.
An upper die core groove 11 and a lower die core groove 12 are respectively arranged in the upper die holder 1 and the lower die holder 2, and a molded part 21 is produced by internal injection molding after the upper die core groove 11 and the lower die core groove 12 are combined.
An upper runner 9 is arranged in the middle of the inner side of the upper die holder 1, the inner side end of the upper runner 9 is communicated with an upper die core groove 11, an upper injection molding opening 16 is formed in the upper runner 9, and the upper injection molding opening 16 is communicated with the upper die holder 1.
Further, a lower runner 10 is arranged in the middle of the inner side of the lower die holder 2, the inner side end of the lower runner 10 is communicated with the lower die core groove 12, a lower injection molding opening 17 is formed in the lower runner 10, and the lower injection molding opening 17 is communicated with the lower die holder 2.
The injection molding liquid is conveyed to the inside by using the upper runner 9 and the lower runner 10, and an upper injection molding opening 16 and a lower injection molding opening 17 are respectively arranged in the upper runner 9 and the lower runner 10, so that the injection molding can be simultaneously performed to the inside.
The inner side edge of the upper die holder 1 is fixedly connected with a positioning block 7, the inner side edge of the lower die holder 2 is provided with a positioning groove 8, and the positioning block 7 is inserted into the positioning groove 8.
Further, a positioning plate 18 is fixedly connected to the lower side of the inner side of the upper die holder 1, a positioning plate groove 19 is formed in the lower side of the inner side of the lower die holder 2, and the positioning plate 18 is inserted into the positioning plate groove 19.
The positioning block 7 and the positioning sheet plate 18 are arranged to correspond to the positioning groove 8 and the positioning sheet groove 19 on the lower die holder 2, so that the upper die holder 1 and the lower die holder 2 are aligned and stable during die assembly.
Working principle:
The upper die core groove 11 and the lower die core groove 12 are respectively arranged in the upper die holder 1 and the lower die holder 2, a forming piece 21 is produced after the upper die core groove 11 and the lower die core groove 12 are used for die assembly, the upper runner 9 and the lower runner 10 are respectively arranged in the upper die holder 1 and the lower die holder 2, an upper injection port 16 and a lower injection port 17 are respectively arranged in the upper runner 9 and the lower runner 10, the limiting block 3 is inserted in the upper die holder 1, an inclined clamping piece part 4 is arranged on one side of the limiting block 3, meanwhile, the inclined clamping piece part 4 is inserted in the clamping groove 6 which is arranged in the lower die holder 2, the positioning block 7 and the positioning piece plate 18 are arranged on the inner side of the upper die holder 1, the positioning groove 8 and the positioning piece groove 19 are arranged in the lower die holder 2, the positioning block 7 is matched with the positioning groove 8, the positioning piece plate 18 is matched with the positioning piece groove 19 so that the upper die holder 1 and the lower die holder 2 are aligned and pressed together, the positioning piece plate 18 prevents overflow of injection liquid from the bottom, at the same time, the upper injection port 16 and the lower injection port 17 are simultaneously injected into the forked row of the upper runner 9 and the lower runner 10, the inner part is uniformly distributed, and simultaneously, the inclined injection liquid is prevented from overflowing the inclined clamping piece 3 is arranged in the upper die holder 3, and the inclined injection piece 21 is prevented from being separated due to the inclined injection molding piece 21 when the inclined injection piece is formed.
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 die holder is used more herein; 2. a lower die holder; 3. a limiting block; 4. an inclined clamping part; 5. a limit groove; 6. a clamping groove; 7. a positioning block; 8. a positioning groove; 9. an upper flow passage; 10. a lower flow passage; 11. an upper mold core groove; 12. a lower mold core groove; 13. an upper slot; 14. a lower slot; 15. a baffle; 16. an upper injection molding port; 17. a lower injection molding port; 18. positioning sheet plates; 19. a positioning sheet groove; 20. positioning holes; 21. molded parts, and the like, 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 municipal road engineering is with exempting from spraying plastics rail injection mold, includes upper die base (1) and die holder (2), its characterized in that: the upper die holder (1) pressfitting die holder (2), and be equipped with shaping spare (21) between upper die holder (1) and die holder (2), upper die holder (1) all are equipped with locating hole (20) with die holder (2) four corners department, upper die holder (1) inboard is equipped with locating piece (7), locating piece (7) card is located in constant head tank (8), and constant head tank (8) are located die holder (2) inboard, insert stopper (3) in upper die holder (1) top middle part, and stopper (3) one side is equipped with oblique fastener portion (4), oblique fastener portion (4) card has been seted up draw-in groove (6) in die holder (2) top, upper die core groove (11) have been seted up at middle part in upper die holder (1), lower groove (12) have been seted up at middle part in die holder (2) and lower die core groove (12) correspond upper die core groove (11), upper runner (9) have been seted up in upper die groove (11) one side, lower groove (12) top middle part is equipped with oblique fastener portion (4), runner (10) and runner (10) are seted up with runner (17) in lower die core (10), and go up injection molding mouth (16) and lower injection molding mouth (17) intercommunication, go up slot (13) and lower slot (14) have been equipped with respectively in mold core groove (11) and lower mold core groove (12), and go up slot (13) and lower slot (14) in installation baffle (15), upper die base (1) below is equipped with spacer plate (18), spacer plate (18) card is in spacer groove (19), and spacer groove (19) are located the inboard below of die holder (2).
2. The spray-free plastic fence injection mold for municipal road works according to claim 1, wherein: the upper die holder (1) and the lower die holder (2) are externally connected with control equipment, a part (21) is injection molded between the upper die holder (1) and the lower die holder (2), positioning holes (20) are formed in four corners of the upper die holder (1) and the lower die holder (2), and positioning columns are inserted into the positioning holes (20).
3. The spray-free plastic fence injection mold for municipal road works according to claim 2, wherein: the upper die holder is characterized in that a limiting groove (5) is formed in the middle of the upper portion of the inner side of the upper die holder (1), a distance is reserved between two ends of the limiting groove (5) and the positioning hole (20), a sliding connection limiting block (3) is inserted into the limiting groove (5), and the top face of the limiting block (3) is flush with the top face of the upper die holder (1).
4. The spray-free plastic fence injection mold for municipal road works according to claim 3, wherein: the inclined clamping part (4) is fixedly connected to the lower side of the other side of the limiting block (3), the inclined clamping part (4) and the limiting block (3) form an inclined step surface, the inclined clamping part (4) is inserted into the middle part of the upper inner side of the lower die holder (2), and the clamping groove (6) is formed in the middle of the upper inner side of the lower die holder (2).
5. The spray-free plastic fence injection mold for municipal road works according to claim 4, wherein: the upper die core groove (11) has been seted up at upper die base (1) inboard middle part, and upper die core groove (11) top connection spacing groove (5) bottom, lower die core groove (12) has been seted up at die holder (2) inboard middle part, and draw-in groove (6) bottom is connected at lower die core groove (12) top, and lower die core groove (12) correspond upper die core groove (11) simultaneously.
6. The spray-free plastic fence injection mold for municipal road works according to claim 5, wherein: the upper insert groove (13) is formed in the middle of the upper mold core groove (11), the lower insert groove (14) is formed in the middle of the lower mold core groove (12), the lower insert groove (14) corresponds to the upper insert groove (13), one end of a fixed connection baffle (15) is inserted into the lower insert groove (14), and the other end of the baffle (15) is inserted into the upper insert groove (13) to be connected in a sliding mode.
7. The spray-free plastic fence injection mold for municipal road works according to claim 6, wherein: the upper die base (1) is characterized in that an upper runner (9) is arranged in the middle of the inner side of the upper die base (1), the inner side end of the upper runner (9) is communicated with an upper die core groove (11), an upper injection molding opening (16) is formed in the upper runner (9), and the upper injection molding opening (16) is communicated with the upper die base (1).
8. The spray-free plastic fence injection mold for municipal road works according to claim 7, wherein: the lower die comprises a lower die holder (2), and is characterized in that a lower runner (10) is arranged in the middle of the inner side of the lower die holder (2), the inner side end of the lower runner (10) is communicated with a lower die core groove (12), a lower injection molding opening (17) is formed in the lower runner (10), and the lower injection molding opening (17) is communicated with the lower die holder (2).
9. The spray-free plastic fence injection mold for municipal road works according to claim 8, wherein: the inner side edge of the upper die holder (1) is fixedly connected with a positioning block (7), a positioning groove (8) is formed in the inner side edge of the lower die holder (2), and the positioning block (7) is inserted into the positioning groove (8).
10. The spray-free plastic fence injection mold for municipal road works according to claim 9, wherein: the positioning sheet plate (18) is fixedly connected to the lower side of the inner side of the upper die holder (1), the positioning sheet groove (19) is formed in the lower side of the inner side of the lower die holder (2), and the positioning sheet plate (18) is inserted into the positioning sheet groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322745661.4U CN221112694U (en) | 2023-10-12 | 2023-10-12 | Spraying-free plastic fence injection mold for municipal road engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322745661.4U CN221112694U (en) | 2023-10-12 | 2023-10-12 | Spraying-free plastic fence injection mold for municipal road engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221112694U true CN221112694U (en) | 2024-06-11 |
Family
ID=91368316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322745661.4U Active CN221112694U (en) | 2023-10-12 | 2023-10-12 | Spraying-free plastic fence injection mold for municipal road engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221112694U (en) |
-
2023
- 2023-10-12 CN CN202322745661.4U patent/CN221112694U/en active Active
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