CN220280378U - Circular arc core pulling device for plastic mold - Google Patents
Circular arc core pulling device for plastic mold Download PDFInfo
- Publication number
- CN220280378U CN220280378U CN202321361890.XU CN202321361890U CN220280378U CN 220280378 U CN220280378 U CN 220280378U CN 202321361890 U CN202321361890 U CN 202321361890U CN 220280378 U CN220280378 U CN 220280378U
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- China
- Prior art keywords
- fixedly connected
- bottom plate
- lateral wall
- core pulling
- pulling device
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- 239000004033 plastic Substances 0.000 title claims abstract description 28
- 229920003023 plastic Polymers 0.000 title claims abstract description 28
- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 238000001746 injection moulding Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 230000008602 contraction Effects 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a plastic mould technical field discloses a circular arc core pulling device for plastic mould includes the bottom plate, bottom plate upper end lateral wall fixedly connected with bed die, bottom plate upper end lateral wall fixedly connected with hydraulic stem, hydraulic stem upper end output is connected with the connecting plate through the bearing rotation, the one end fixedly connected with of connecting plate goes up the mould, bottom plate lower extreme lateral wall fixedly connected with support, support upper end lateral wall fixedly connected with first pump machine, the cavity has been seted up to the bottom plate inner wall, the inside fixedly connected with coupling shell of cavity. The expansion and contraction of the elastic shell can be realized, the compensation quantity of the material thickness is controlled in the injection molding process, the shrinkage rate of the injection molded product after injection molding is reduced, and the precision of the material thickness is improved.
Description
Technical Field
The application belongs to the technical field of plastic molds, and particularly relates to an arc core pulling device for a plastic mold.
Background
With the continuous development of economy and the continuous progress of society, various substance consumer products are provided for the life of people so as to meet the individual pursuit of people, and a plastic product is one of the substance consumer products.
The utility model provides an arc core pulling device for a plastic mold, which comprises a mold base, wherein a support frame penetrates through one side of the mold base, and a hydraulic cylinder is arranged at one end, far away from the mold base, of the support frame.
But in the in-service use, above-mentioned patent is drawing of patterns to the mould, and after the shaping of arc plastic product, the inner wall of product produces the adhesion with the outer wall of arc loose core easily, leads to the arc to loose core unable to take out, leads to the damage of plastic product even, and the thickness of arc plastic product utilizes hydraulic oil to control, under long-time use, leads to the hydraulic oil leak easily, and then influences the production of device, reduces the practicality of device.
Disclosure of Invention
The utility model aims to solve the problems, and provides an arc core pulling device for a plastic mold.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the utility model provides a circular arc core pulling device for plastic mould, includes the bottom plate, bottom plate upper end lateral wall fixedly connected with bed die, bottom plate upper end lateral wall fixedly connected with hydraulic stem, hydraulic stem upper end output is connected with the connecting plate through the bearing rotation, the one end fixedly connected with bed die of connecting plate, bottom plate lower extreme lateral wall fixedly connected with support, support upper end lateral wall fixedly connected with first pump machine, the cavity has been seted up to the bottom plate inner wall, cavity inside fixedly connected with coupling shell, the one end output of first pump machine runs through the lateral wall of bottom plate and stretches out in the coupling shell with the lateral wall of coupling shell, the opening has been seted up to coupling shell upper end lateral wall, and corresponds the inside fixed connecting pipe that has cup jointed of opening, the pipe wall of connecting pipe is fixed to cup jointed the connecting block, the screw has been seted up on the surface of connecting block, and corresponds the inside screw that rotates and cup joints the screw, the opening has been seted up to the upper end lateral wall fixedly connected with elastic housing, the opening has cup jointed the fixed material that has just corresponding opening inside rotation, the fixed material that has been drawn core, the back to the fixed material of expansion of bottom plate upper end lateral wall and coupling shell has realized the shrink in the injection molding thickness compensation, has improved the injection molding precision.
Preferably, the mechanism of loosing core includes bottom plate upper end lateral wall fixedly connected with electric telescopic handle, electric telescopic handle upper end output is connected with the backup pad through the bearing rotation, backup pad upper end lateral wall fixedly connected with motor, the lateral wall fixedly connected with rotary joint of backup pad is run through to the one end output of motor, rotary joint lower extreme fixedly connected with second pump machine, second pump machine lower extreme fixedly connected with fixed cylinder, the outer wall of fixed cylinder passes through a plurality of evenly distributed's positioning shell of many spliced pole fixedly connected with, the inside piston that is equipped with of positioning shell, piston one side fixedly connected with push rod, the one end that the piston was kept away from to the push rod runs through and stretches out outside the positioning shell, and fixedly connected with inner stay piece, fixedly connected with air duct in the middle of positioning shell and the fixed cylinder can realize the extraction to elastic housing, can avoid the inner wall of product to produce the adhesion with the arc outer wall of loosing core easily, leads to the arc to loose core, leads to the damage of plastic product even, increases the stability and the practicality of this device.
Preferably, the anti-slip rubber pad is fixedly connected with the outer side of the inner support block, so that the inner wall of the elastic shell is clamped conveniently, and sliding is prevented.
Preferably, the outer sides of the positioning shells are fixedly sleeved with the same shielding circular ring, so that the positioning shells are shielded.
Preferably, the side walls at two ends of the bottom plate are fixedly connected with a plurality of supporting frames, so that the bottom plate is conveniently supported.
Preferably, the first pump, the second pump and the motor are all electrically connected with a power supply of the peripheral equipment.
Compared with the prior art, the application provides a circular arc core pulling device for a plastic mold, which has the following beneficial effects:
1. this a circular arc device of loosing core for plastic mould realizes carrying out the gas injection in to the cavity through setting up support, first pump, elastic housing, realizes elastic housing's expansion and shrink, realizes the compensation volume to the injection molding in-process, has reduced the shrinkage after the injection molding product is moulded plastics, has improved the thick precision of material.
2. This a circular arc device of loosing core for plastic mould realizes the extraction to elastic housing through setting up backup pad, motor, rotary joint, second pump machine, fixed cylinder, spliced pole, positioning shell, piston, push rod, interior supporting shoe, can avoid the inner wall of product to produce the adhesion with the outer wall of loosing core of arc easily, leads to the arc to loose core unable to take out, leads to the damage of plastic product even, increases the stability and the practicality of device.
Drawings
Fig. 1 is a schematic front view of a circular arc core pulling device for a plastic mold according to the present application;
FIG. 2 is a schematic top view of a part of a circular arc core pulling device for a plastic mold according to the present disclosure;
fig. 3 is an enlarged schematic structural view of portion a of fig. 1 of an arc core pulling device for a plastic mold according to the present application.
In the figure: 1. a bottom plate; 2. a lower die; 3. a hydraulic rod; 4. a connecting plate; 5. an upper die; 6. a bracket; 7. a first pump; 8. a connection housing; 9. a connecting pipe; 10. a connecting block; 11. a screw; 12. an elastic housing; 13. a fixed cylinder; 14. an electric telescopic rod; 15. a support plate; 16. a motor; 17. a rotary joint; 18. a second pump; 19. positioning a shell; 20. a piston; 21. a push rod; 22. an inner support block; 23. an air duct; 24. an anti-slip rubber pad; 25. shielding the circular ring; 26. support frame, 27, spliced pole.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application.
Example 1:
referring to fig. 1-3, an arc core pulling device for plastic molds comprises a bottom plate 1, the side wall fixedly connected with lower mold 2 at the upper end of bottom plate 1, the side wall fixedly connected with hydraulic rod 3 at the upper end of bottom plate 1, the output end at the upper end of hydraulic rod 3 is rotationally connected with connecting plate 4 through a bearing, one end fixedly connected with upper mold 5 of connecting plate 4, the side wall fixedly connected with support 6 at the lower end of bottom plate 1, the side wall fixedly connected with first pump 7 at the upper end of support 6, the cavity is seted up to the inner wall of bottom plate 1, the connecting shell 8 is fixedly connected with in the cavity, one end output end of first pump 7 runs through the side wall of bottom plate 1 and the side wall of connecting shell 8 and stretches out into connecting shell 8, the opening is seted up to the side wall at the upper end of connecting shell 8, and corresponding opening is fixedly sleeved with connecting pipe 9, the pipe wall fixedly sleeved with connecting block 10 at the connecting pipe 9, the screw hole is seted up on the surface of connecting block 10, and corresponding screw 11 is rotationally sleeved inside the screw hole, the upper end fixedly connected with elastic shell 12, the side wall of connecting pipe 9 inwards stretches out, the upper end side wall of elastic shell 12 is provided with an opening, and corresponding opening is fixedly sleeved with a fixed barrel 13, and corresponding opening inner side wall of bottom plate 1 is fixedly connected with an upper end core pulling mechanism.
Example 2:
on the basis of embodiment 1, refer to fig. 1-3, core pulling mechanism includes bottom plate 1 upper end lateral wall fixedly connected with electric telescopic handle 14, electric telescopic handle 14 upper end output is connected with backup pad 15 through the bearing rotation, backup pad 15 upper end lateral wall fixedly connected with motor 16, the one end output of motor 16 runs through backup pad 15's lateral wall fixedly connected with rotary joint 17, rotary joint 17 lower extreme fixedly connected with second pump 18, second pump 18 lower extreme fixedly connected with fixed cylinder 13, fixed cylinder 13's outer wall passes through a plurality of evenly distributed's positioning shell 19 through many spliced pole 27 fixedly connected with, the inside piston 20 that is equipped with of positioning shell 19, piston 20 one side fixedly connected with push rod 21, the one end that piston 20 was kept away from to push rod 21 runs through outside stretching out positioning shell 19, and fixedly connected with inner support piece 22, fixedly connected with air duct 23 in the middle of positioning shell 19 and the fixed cylinder 13, the outside fixedly connected with anti-skidding rubber pad 24 in inner support piece 22, the outside fixedly connected with same shielding ring 25 of a plurality of positioning shell 19, bottom plate 1 both ends lateral wall fixedly connected with a plurality of support frames 26, first pump 7, second pump 18 and the equal electrical connection of pump 16 all cup joint power with peripheral hardware.
The principle of operation of the present utility model will now be described as follows:
when the device is used, the first pump 7 is started firstly to inflate the elastic shell 12 to control the expansion and contraction of the elastic shell 12, so that the distance between the outer surface of the elastic shell 12 and the upper die 5 and the lower die 2 is adjusted, the adjustment of the thickness of the material produced by injection molding is realized, after the product casting is completed, the motor 16 is started to drive the rotary joint 17 to rotate, then the second pump 18 and the fixed cylinder 13 are driven to rotate, the second pump 18 is started, the positioning shell 19 is inflated through the air duct 23, the piston 20 is pushed, the push rod 21 is driven to drive the inner supporting block 22 to clamp the elastic shell 12, then the elastic shell 12 is driven to rotate, the electric telescopic rod 14 is started, the screw 11 fixedly connected with the lower end of the elastic shell 12 is pulled out of the connecting block 10, the elastic shell 12 is pulled out of the die in a rotating manner, the inner wall of the product is prevented from being adhered to the outer wall of the elastic shell 12, the product is not easy to be taken out, then the hydraulic rod 3 is started, the connecting plate 4 is driven to move the upper die 5 upwards, then the connecting plate 4 is driven to rotate to one side through the bearing, and the product is taken out to be completely and the stability and practicability of the device can be increased.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, within the scope of the present application, shall cover the protection scope of the present application with equivalent substitution or modification according to the technical solution of the present application and the application concept thereof.
Claims (6)
1. The utility model provides an arc core pulling device for plastic mould, includes bottom plate (1), its characterized in that, bottom plate (1) upper end lateral wall fixedly connected with bed die (2), bottom plate (1) upper end lateral wall fixedly connected with hydraulic pressure pole (3), hydraulic pressure pole (3) upper end output is connected with connecting plate (4) through the bearing rotation, the one end fixedly connected with bed die (5) of connecting plate (4), bottom plate (1) lower extreme lateral wall fixedly connected with support (6), support (6) upper end lateral wall fixedly connected with first pump machine (7), cavity has been seted up to bottom plate (1) inner wall, cavity inside fixedly connected with coupling shell (8), the one end output of first pump machine (7) runs through the lateral wall of bottom plate (1) and the lateral wall of coupling shell (8) inwards stretches out, the opening has been seted up to coupling shell (8) upper end lateral wall, and corresponds opening inside fixedly connected with connecting pipe (9), the pipe wall fixedly cup joints (10), screw (12) have been seted up to the inside in the corresponding screw (12) of connecting pipe (9), the elastic connection shell (12) has fixedly connected with screw rod (12) to stretch out to the inside, the upper end side wall of the elastic shell (12) is provided with an opening, a fixed cylinder (13) is sleeved in the opening in a rotating way, and the upper end side wall of the bottom plate (1) is fixedly connected with a core pulling mechanism.
2. The circular arc core pulling device for the plastic mold according to claim 1, wherein the core pulling mechanism comprises an electric telescopic rod (14) fixedly connected with the side wall of the upper end of a bottom plate (1), a supporting plate (15) is rotatably connected with the output end of the upper end of the electric telescopic rod (14) through a bearing, a motor (16) is fixedly connected with the side wall of the upper end of the supporting plate (15), one end output end of the motor (16) penetrates through a rotary joint (17) fixedly connected with the side wall of the supporting plate (15), the lower end of the rotary joint (17) is fixedly connected with a second pump (18), the lower end of the second pump (18) is fixedly connected with a fixed cylinder (13), the outer wall of the fixed cylinder (13) is fixedly connected with a plurality of evenly distributed positioning shells (19) through a plurality of connecting columns (27), a piston (20) is arranged inside the positioning shells (19), one side of the piston (20) is fixedly connected with a push rod (21), one end of the push rod (21) far away from the piston (20) penetrates out of the positioning shells (19), and is fixedly connected with an inner supporting block (22), and the inner supporting block (22) is fixedly connected with an air guide tube (23).
3. The circular arc core pulling device for the plastic mold according to claim 2, wherein an anti-slip rubber pad (24) is fixedly connected to the outer side of the inner support block (22).
4. The circular arc core pulling device for the plastic mold according to claim 2, wherein the outer sides of the positioning shells (19) are fixedly sleeved with the same shielding circular ring (25).
5. The circular arc core pulling device for the plastic mold according to claim 1, wherein the side walls at two ends of the bottom plate (1) are fixedly connected with a plurality of supporting frames (26).
6. The circular arc core pulling device for the plastic mold according to claim 1, wherein the first pump (7), the second pump (18) and the motor (16) are electrically connected with a power supply of an external device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321361890.XU CN220280378U (en) | 2023-05-31 | 2023-05-31 | Circular arc core pulling device for plastic mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321361890.XU CN220280378U (en) | 2023-05-31 | 2023-05-31 | Circular arc core pulling device for plastic mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220280378U true CN220280378U (en) | 2024-01-02 |
Family
ID=89336129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321361890.XU Active CN220280378U (en) | 2023-05-31 | 2023-05-31 | Circular arc core pulling device for plastic mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220280378U (en) |
-
2023
- 2023-05-31 CN CN202321361890.XU patent/CN220280378U/en active Active
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