CN211683286U - Core pulling mechanism of injection mold - Google Patents
Core pulling mechanism of injection mold Download PDFInfo
- Publication number
- CN211683286U CN211683286U CN201922056281.3U CN201922056281U CN211683286U CN 211683286 U CN211683286 U CN 211683286U CN 201922056281 U CN201922056281 U CN 201922056281U CN 211683286 U CN211683286 U CN 211683286U
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- China
- Prior art keywords
- core
- loosing core
- fixing seat
- inner needle
- needle
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- 238000002347 injection Methods 0.000 title claims abstract description 17
- 239000007924 injection Substances 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 229920003023 plastic Polymers 0.000 description 8
- 239000004033 plastic Substances 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Abstract
The utility model discloses an injection mold's mechanism of loosing core, it includes the base, and the rear end of base is connected with drive arrangement, and drive arrangement's front end is connected with the first order device of loosing core, and the front end of the first order device of loosing core is equipped with the inner needle, and the front end of the first order device of loosing core is equipped with the second grade device of loosing core, and the first order device of loosing core can drive the second grade after moving certain distance backward and loose core the device and remove backward, and the second grade is loosed core the device front end and is equipped with the inlay needle of cover on the inner needle. The utility model discloses can realize that the second grade is coaxial to pass to move back and loose core, the rejection rate is low, low in production cost, and demoulding structure is simple, and it is reliable steady to loose core, makes the complete drawing of patterns of product, not damaged convenient assembling.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an injection mold's mechanism of loosing core.
[ background of the invention ]
More and more plastic products appear in daily life, along with the rapid development of the plastic industry and the continuous improvement of the strength quality and the like of general and engineering plastics. Plastic products are processed by an injection mold, and generally, the plastic mold consists of a movable mold and a fixed mold, wherein the movable mold is arranged on a movable template of the injection molding machine, and the fixed mold is arranged on a fixed template of the injection molding machine. And when the mold is opened, the movable mold is separated from the fixed mold so as to take out a plastic product. The quality of the injection mold also affects the quality of plastic products to a certain extent, and good mold design and processing are very important.
In some injection molds, multi-stage core pulling is required, and then the product is ejected out of the mold by an ejection mechanism for demolding. The multi-stage core pulling mechanism in the prior art has the advantages of high rejection rate, high production cost, very complex demoulding structure, difficult demoulding and even product damage.
[ summary of the invention ]
An object of the utility model is to overcome prior art's weak point, provide a rejection rate low, low in production cost, demoulding structure is simple, and it is reliable to loose core, makes the complete drawing of patterns of product, does not damaged convenient assembling's injection mold's mechanism of loosing core.
The purpose of the utility model is realized like this:
the utility model provides an injection mold's mechanism of loosing core, its characterized in that includes the base, and the rear end of base is connected with drive arrangement, and drive arrangement's front end is connected with the first order and looses core the device, and the front end of the first order device of loosing core is equipped with the inner needle, and the front end of the first order device of loosing core is equipped with the second grade and looses core the device, and the first order device of loosing core can drive the second grade after moving certain distance backward and loose core the device and move backward, and the second grade is loosed core the device front end and is equipped with the inlay needle.
The core pulling mechanism of the injection mold is characterized in that the first-stage core pulling device comprises a T-shaped block connected with the driving device, the T-shaped block is inserted into a sliding groove of a sliding block, the front end of the sliding block is connected with an inner needle fixing seat, an inner needle is fixed at the front end of the inner needle fixing seat, the second-stage core pulling device comprises a front fixing seat connected with the sliding block, and an insert needle is fixed at the front end of the front fixing seat; a plug screw and a reset push rod are connected between the front fixing seat and the sliding block, an inner needle connecting rod is connected between the inner needle fixing seat and the sliding block, and the sliding block is provided with a reverse push rod which pushes the inner needle fixing seat to move forwards.
The core pulling mechanism of the injection mold is characterized in that the driving device is an oil cylinder, the front end of an oil cylinder rod of the oil cylinder is connected with a connecting rod, the diameter of the connecting rod is smaller than that of the oil cylinder rod, the front end of the connecting rod is provided with a connecting head, and a T-shaped block is provided with a T-shaped groove for inserting the connecting head.
As above, the core pulling mechanism of the injection mold is characterized in that the base is L-shaped and comprises a bottom transverse plate, one side of the bottom transverse plate is connected with a vertical plate, a fixing piece is arranged on the outer wall of the other side of the bottom transverse plate, a mounting groove is formed in the vertical plate, a step is arranged in the mounting groove, and a fixing hole for fixing the oil cylinder is formed in the step.
The utility model has the advantages that:
the utility model discloses a drive arrangement drives first order earlier and looses core the device and remove the certain distance backward, realizes that the first order is loosed core, drives the second level again and looses core the device and remove backward, realizes that the second level is loosed core. The utility model discloses can realize that the second grade is coaxial to pass to move back and loose core, the rejection rate is low, low in production cost, and demoulding structure is simple, and it is reliable steady to loose core, makes the complete drawing of patterns of product, not damaged convenient assembling.
[ description of the drawings ]
FIG. 1 is a block diagram of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
fig. 3 is an exploded view of the structure of the present invention.
[ detailed description ] embodiments
The present invention will be further explained with reference to the accompanying drawings:
the utility model provides an injection mold's mechanism of loosing core, it includes base 1, the rear end of base 1 is connected with drive arrangement 2, drive arrangement 2's front end is connected with the first order and looses core device 3, the front end of the first order device 3 of loosing core is equipped with interior needle 31, the front end of the first order device 3 of loosing core is equipped with second grade and looses core device 4, the first order device of loosing core can drive the second grade after moving certain distance backward and loose core the device and remove backward, 4 front ends of the second grade device of loosing core are equipped with the inlay needle 41 of cover on interior needle. Inner needle 31 and inlay needle 41 and preferably adopt coaxial setting, the utility model discloses a drive arrangement 2 drives first level earlier and looses core the device and remove the certain distance backward, realizes that the first level is loosed core, drives second level loose core device 4 and removes backward again, realizes that the second level is loosed core, makes the utility model discloses can realize that the second level is coaxial to pass to move back and loose core, the rejection rate is low, low in production cost, and demoulding structure is simple, and it is reliable steady to loose core, makes the complete drawing of patterns of product, not damaged, convenient assembling.
The utility model discloses a first level device 3 of loosing core includes the T-shaped piece 32 of being connected with drive arrangement 2, and T-shaped piece 32 inserts in the spout 331 of a slider 33, and the front end of slider 33 is connected with inner needle fixing base 34, and inner needle 31 is fixed in the front end of inner needle fixing base 34, and second level device 4 of loosing core includes the front fixing base 42 of being connected with slider 33, inlays needle 41 and fixes the front end at front fixing base 42; a stop screw 43 and a reset push rod 44 are connected between the front fixing seat 42 and the sliding block 33, an inner needle connecting rod 45 is connected between the inner needle fixing seat 34 and the sliding block 33, and the sliding block 33 is provided with a reverse push rod 46 which pushes the inner needle fixing seat 34 to move forwards. 2 pulling T-shaped piece 32 of drive arrangement backward moves, also stimulate slider 33 backward and remove, slider 33 drives interior needle fixing base 16 backward through interior needle connecting rod 45 this moment, just also drive interior needle 31 backward and remove, realize moving for the first time and loose the core, after drive arrangement 2 pulling T-shaped piece 32 backward pulling certain distance, because fill in the reason of beating screw 43, slider 33 drives preceding fixing base 42 and drives again and inlays needle 41 backward movement, realize that the secondary motion is loosed the core, break away from the product completely at last.
The utility model discloses a drive arrangement 2 is an hydro-cylinder, and the front end of the hydro-cylinder pole 21 of hydro-cylinder is connected with connecting rod 22, and the diameter of connecting rod 22 is less than the diameter of hydro-cylinder pole 21, and the front end of connecting rod 22 is equipped with connector 23, and T-shaped piece 32 is equipped with and supplies connector 23 male T-shaped groove 321.
The utility model discloses a base 1 is L shape, including end diaphragm 11, end diaphragm 11 one side is connected with riser 12, and end diaphragm 11 opposite side outer wall is equipped with mounting 13, is equipped with mounting groove 14 on riser 12, can make hydro-cylinder pole 21 pass mounting groove 14, is equipped with step 15 in the mounting groove 14, is equipped with the fixed orifices 16 that is used for fixed hydro-cylinder on the step 15. Not only can be with the firm fixed of base to moulding plastics on the utensil, can also make when loosing core the process, more stable loosing core, it is also convenient to install.
Claims (4)
1. The utility model provides an injection mold's mechanism of loosing core, its characterized in that its includes base (1), the rear end of base (1) is connected with drive arrangement (2), the front end of drive arrangement (2) is connected with first level device (3) of loosing core, the front end of first level device (3) of loosing core is equipped with interior needle (31), the front end of first level device (3) of loosing core is equipped with second level device (4) of loosing core, first level device of loosing core can drive the second level after the certain distance backward movement device of loosing core and loose core and move backward, second level device (4) front end of loosing core is equipped with inlay needle (41) of cover on interior needle.
2. The core pulling mechanism of the injection mold according to claim 1, characterized in that the first-stage core pulling device (3) comprises a T-shaped block (32) connected with the driving device (2), the T-shaped block (32) is inserted into a sliding groove (331) of a sliding block (33), the front end of the sliding block (33) is connected with an inner needle fixing seat (34), an inner needle (31) is fixed at the front end of the inner needle fixing seat (34), the second-stage core pulling device (4) comprises a front fixing seat (42) connected with the sliding block (33), and an insert needle (41) is fixed at the front end of the front fixing seat (42); a plug screw (43) and a reset push rod (44) are connected between the front fixing seat (42) and the sliding block (33), an inner needle connecting rod (45) is connected between the inner needle fixing seat (34) and the sliding block (33), and the sliding block (33) is provided with a reverse push rod (46) which pushes the inner needle fixing seat (34) to move forwards.
3. The core pulling mechanism of the injection mold according to claim 1, wherein the driving device (2) is an oil cylinder, a connecting rod (22) is connected to the front end of an oil cylinder rod (21) of the oil cylinder, the diameter of the connecting rod (22) is smaller than that of the oil cylinder rod (21), a connecting head (23) is arranged at the front end of the connecting rod (22), and a T-shaped groove (321) for the connecting head (23) to be inserted into is formed in the T-shaped block (32).
4. The core pulling mechanism of the injection mold according to claim 1, wherein the base (1) is L-shaped and comprises a bottom transverse plate (11), one side of the bottom transverse plate (11) is connected with a vertical plate (12), a fixing part (13) is arranged on the outer wall of the other side of the bottom transverse plate (11), an installation groove (14) is formed in the vertical plate (12), a step (15) is arranged in the installation groove (14), and a fixing hole (16) for fixing the oil cylinder is formed in the step (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922056281.3U CN211683286U (en) | 2019-11-25 | 2019-11-25 | Core pulling mechanism of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922056281.3U CN211683286U (en) | 2019-11-25 | 2019-11-25 | Core pulling mechanism of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211683286U true CN211683286U (en) | 2020-10-16 |
Family
ID=72788051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922056281.3U Active CN211683286U (en) | 2019-11-25 | 2019-11-25 | Core pulling mechanism of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211683286U (en) |
-
2019
- 2019-11-25 CN CN201922056281.3U patent/CN211683286U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A core pulling mechanism of injection mold Effective date of registration: 20210226 Granted publication date: 20201016 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: ZHONGSHAN HUAZHI MOULD & PLASTIC TECHNOLOGY Ltd. Registration number: Y2021980001338 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |