CN220390221U - Demolding device of precision mold - Google Patents
Demolding device of precision mold Download PDFInfo
- Publication number
- CN220390221U CN220390221U CN202322035224.3U CN202322035224U CN220390221U CN 220390221 U CN220390221 U CN 220390221U CN 202322035224 U CN202322035224 U CN 202322035224U CN 220390221 U CN220390221 U CN 220390221U
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- wall
- die
- taking table
- groove
- ejector
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- 238000001746 injection moulding Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of injection molding and demolding, in particular to a demolding device of a precision mold, which comprises a lower mold, an upper mold, a mold taking table, an upper mold separating part and a demolding part, wherein the upper mold is arranged above the lower mold, the mold taking table is used for placing the lower mold, the upper mold separating part is arranged at the top end of the outer wall of the mold taking table and is positioned at the outer side of the lower mold, and the demolding part is arranged on the mold taking table and is positioned at the outer side of the lower mold.
Description
Technical Field
The utility model relates to the technical field of injection molding and demolding, in particular to a demolding device of a precision mold.
Background
The injection molding is to make thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, so that various plastic products with complex shapes can be molded at one time, the structure and mutual position size of the molded injection molding piece can be ensured, the surface quality of the products is good, and after the injection molding of the injection molding die in the prior art is finished, the injection molding die needs to be demolded.
When the existing precision injection mold is used for demolding, an injection molding workpiece is adhered to the side wall of the bottom mold, a person needs to separate the workpiece from the side wall of the mold by using a demolding agent, and then the workpiece is taken down from the top end, but when the workpiece is taken out from the top end, if the workpiece is softer or the force is large in the process of taking out the workpiece by the person, the workpiece is likely to be damaged when the workpiece is taken out, so that the workpiece cannot be used, and the existing precision mold demolding device has the defects.
In summary, it is necessary to invent a demolding device for precision molds.
Disclosure of Invention
Therefore, the utility model provides a demoulding device of a precision mould, which aims to solve the problem that when a workpiece is taken out from the top end, if the workpiece is made of soft materials or force is large in the process of taking out the workpiece by personnel, the workpiece is likely to be damaged in the process of taking out the workpiece, so that the workpiece cannot be used.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a precision die's shedder, includes lower mould and last mould, go up the mould and install the top at the lower mould, still including being used for carrying out the drawing of patterns platform, last minute mould part and the drawing of patterns part of placing the lower mould, go up minute mould part setting and just be located the outside of lower mould at the outer wall top of drawing of patterns platform, the drawing of patterns part sets up on drawing of patterns platform and is located the outside of lower mould.
Preferably, the standing groove that places the lower mould has been seted up on the outer wall top of drawing die platform, go up the branch mould part and include the braced frame, the bottom of braced frame is fixed with the outer wall top of drawing die platform and be located the both sides of standing groove, the outer wall top threaded connection of braced frame has the screw rod, the bottom rotation of screw rod is installed and is carried out absorptive sucking disc to last mould.
Preferably, the top silo has been seted up to the outer wall bottom corner of lower mould, the inner wall sliding connection of top silo has the roof dish, the bottom of roof dish all rotates and is provided with the ejector pin, one side outer wall both sides that the roof dish was kept away from to the ejector pin all are fixed with the dislocation round pin, dislocation round pin complex dislocation groove has all been seted up to the inner wall of top silo.
Preferably, the quantity that the footstock set up is four, four the footstock all arranges through annular array's mode, the drawing of patterns part is including last liftout cylinder, the holding vessel has all been seted up to the inner wall of drawing of patterns platform and the below that is located the dislocation groove, the outer wall of going up the liftout cylinder is all fixed with the inner wall of holding vessel.
Preferably, the top output end of the upper jacking cylinder is fixedly provided with an upper jacking block, a jacking groove is formed in the bottom end of the outer wall of the jacking rod and located right above the upper jacking block, and the outer wall of the upper jacking block is in sliding connection with the inner wall of the jacking groove.
Preferably, the demolding part further comprises an upper inserting block, the two sides of the outer wall of the lower mold are respectively provided with a connecting slot a for inserting the upper inserting block, and the outer wall of the upper inserting block is in sliding connection with the inner wall of the connecting slot a.
Preferably, the outer wall top of last inserted block all joint has the frame that compresses tightly that goes up the inserted block and fix, connection slot b has been seted up to the outer wall top of getting the mould platform and the below that is located the frame that compresses tightly, the bottom and the inner wall sliding connection of connection slot b of frame that compresses tightly.
Preferably, square grooves are formed in two ends of the outer wall of the pressing frame, fixing slots are formed in two sides of the outer wall of the die taking table and correspond to the square grooves, the fixing slots are communicated with the connecting slots b, positioning inserting blocks are slidably connected to the inner walls of the fixing slots, and the outer walls of the positioning inserting blocks are connected with the inner walls of the square grooves.
The beneficial effects of the utility model are as follows:
according to the utility model, the lower die and the upper die can be slowly separated at a constant speed through the arranged screw rod and the sucker, after the workpiece is fixed through the arranged compression frame and the positioning insert block, the workpiece can be slowly jacked up at a constant speed from the bottom end of the inner wall of the lower die through the arranged upper jacking cylinder, the ejector rod and the ejector disc, and the force applied to the bottom end of the workpiece can be more even through the arrangement of the ejector rods and the ejector disc at four positions, so that the jacking damage of the device to the bottom end of the workpiece can be reduced, and the operation and the use of personnel are more convenient.
Drawings
FIG. 1 is a schematic view of a partially sectioned structure in elevation of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic view of a lower die in a partially cross-sectional structure in the front view of the lower die of the present utility model;
FIG. 4 is a schematic view showing the structure of the lower die in the bottom view direction;
FIG. 5 is a schematic perspective view of the ejector pin and the ejector plate according to the present utility model;
fig. 6 is a schematic perspective view of the upper pressing frame in the present utility model.
In the figure: 100. a die taking table; 110. a support frame; 200. a screw; 210. a suction cup; 300. a lower die; 310. an upper die; 320. a push rod; 321. a top plate; 322. a dislocation pin; 400. a material loading and ejecting cylinder; 410. positioning the insert block; 420. a compacting frame; 421. and (5) inserting blocks.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Referring to fig. 1-5, the demolding device for a precision mold provided by the utility model comprises a lower mold 300, an upper mold 310, a mold taking table 100, an upper mold separating component and a demolding component, wherein the mold taking table 100 is used for placing the lower mold 300, the upper mold separating component is arranged at the top end of the outer wall of the mold taking table 100 and is positioned at the outer side of the lower mold 300, the top end of the outer wall of the mold taking table 100 is provided with a placing groove for placing the lower mold 300, the upper mold separating component comprises a supporting frame 110, the bottom end of the supporting frame 110 is fixed with the top end of the outer wall of the mold taking table 100 and is positioned at two sides of the placing groove, the top end of the outer wall of the supporting frame 110 is in threaded connection with a screw 200, the bottom end of the screw 200 is rotatably provided with a sucker 210 for sucking the upper mold 310, specifically, a person can rotate the screw 200 through a handle to drive the sucker 210 to move up and down, when the sucker 210 moves down, the bottom end of the upper mold 310 can be sucked and fixed, and then the person can reversely rotate the screw 200 to drive the upper mold 310 to move up through the sucker 210 to move up and separate the lower mold 300 from the upper mold 310;
the demoulding component is arranged on the mould taking table 100 and is positioned at the outer side of the lower mould 300, a top trough is arranged at the corner of the bottom end of the outer wall of the lower mould 300, the inner wall of the top trough is slidably connected with a top plate 321, the bottom end of the top plate 321 is rotatably provided with a top rod 320, the size of the top rod 320 is smaller than the diameter of the top plate 321, the size and shape of the top trough are matched with those of the top plate 321 and the top rod 320, dislocation pins 322 are fixed at the two sides of the outer wall of one side of the top rod 320 away from the top plate 321, dislocation slots matched with the dislocation pins 322 are arranged on the inner wall of the top trough, specifically, when a person needs to eject a workpiece through the top rod 320 and the top plate 321, the person needs to rotate the top rod 320 to align the dislocation pins 322 with the dislocation slots, and then the person can jack up the top rod 320 and the top plate 321 upwards, the number of the jacking plates 321 is four, the four jacking plates 321 are all arranged in an annular array mode, the demolding part comprises an upper jacking cylinder 400, the inner wall of the mold taking table 100 is provided with storage grooves below the dislocation grooves, the outer wall of the upper jacking cylinder 400 is fixed with the inner wall of the storage grooves, the top output end of the upper jacking cylinder 400 is fixed with upper jacking blocks, jacking grooves are formed in the bottoms of the outer walls of the jacking rods 320 and right above the upper jacking blocks, the outer walls of the upper jacking blocks are in sliding connection with the inner walls of the jacking grooves, when a person places the lower mold 300 in the storage grooves, the upper jacking cylinder 400 can jack the jacking rods 320 and the jacking plates 321 upwards, so that the taking effect is achieved, and the storage grooves are communicated with the storage grooves;
the demolding component further comprises an upper insert 421, connecting slots a for inserting the upper insert 421 are formed in two sides of the outer wall of the lower mold 300, the outer wall of the upper insert 421 is slidably connected with the inner wall of the connecting slots a, pressing frames 420 for fixing the upper insert 421 are clamped at the top ends of the outer walls of the upper insert 421, connecting slots b are formed below the pressing frames 420 at the top ends of the outer walls of the mold taking table 100, the bottom ends of the pressing frames 420 are slidably connected with the inner walls of the connecting slots b, the lower mold 300 can be fixedly mounted in the placing slots through the cooperation of the pressing frames 420 and the upper insert 421, shaking of the lower mold 300 in the demolding process is avoided, square slots are formed in two ends of the outer wall of the pressing frames 420, fixing slots are formed in the two sides of the outer wall of the mold taking table 100 and correspond to the square slots, the fixing slots are communicated with the connecting slots b, positioning inserts 410 are slidably connected with the inner walls of the fixing slots, and workers can take out the positioning inserts 410 from the fixing slots into the square slots, so that the positions of the pressing frames 420 can be fixed to the positions of the pressing frames 420 through the pressing frames 421, and the positions of the pressing frames 300 can be fixed to the positions of the pressing frames 300.
The application process of the utility model is as follows: firstly, when a workpiece needs to be demolded, a demolding agent can be injected into the lower die 300, after completion, the ejector rod 320 can be rotated to enable the dislocation pin 322 to be aligned with the dislocation groove, after completion, the upper insert block 421 is taken out and the upper insert block 421 is inserted into the connecting slot a, after completion, a person can place the lower die 300 into the placing slot, then the pressing frame 420 is taken out, the pressing frame 420 is lapped on the upper insert block 421, the bottom end of the pressing frame 420 is inserted into the connecting slot b, then the positioning insert block 410 is taken out, and the positioning insert block 410 is inserted into the square groove from the fixed slot, so that the position of the pressing frame 420 can be fixed, and the position of the upper insert block 421 and the position of the lower die 300 can be fixed through the pressing frame 420;
after the fixation is completed, a person rotates the screw 200 through a handle so that the screw 200 drives the suction cup 210 to move up and down, the suction cup 210 can be adsorbed and fixed from the bottom end of the upper die 310 when moving downwards, and then the person can reversely rotate the screw 200 so that the screw 200 can drive the upper die 310 to move upwards through the suction cup 210 to slowly separate the lower die 300 from the upper die 310;
after completion, a person can start the upper ejection cylinder 400 to enable the upper ejection cylinder 400 to slowly eject the workpiece at a uniform speed by slowly ejecting the ejector rod 320 and the ejector plate 321 upwards through the output end and the upper ejection block of the upper ejection cylinder 400, so that the workpiece can be taken out, and after completion of taking out, the person can take down the positioning insert block 410 and the compression frame 420 to take out the die;
preferably, a person can place a carrier plate at the bottom end of the inner wall of the lower mold 300 to assist the top plate 321 in lifting the workpiece upward.
The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.
Claims (8)
1. The utility model provides a precision die's shedder, includes lower mould (300) and last mould (310), go up mould (310) and install in the top of lower mould (300), its characterized in that: the upper die separating component is arranged at the top end of the outer wall of the die taking table (100) and is positioned at the outer side of the lower die (300), and the demolding component is arranged on the die taking table (100) and is positioned at the outer side of the lower die (300).
2. The apparatus for removing a precision mold according to claim 1, wherein: the utility model discloses a die-taking table, including die-taking table (100), lower mould (300) is placed in the die-taking table, the standing groove of placing lower mould (300) has been seted up on the outer wall top of die-taking table (100), go up the die-separating part and include braced frame (110), the bottom of braced frame (110) is fixed with the outer wall top of die-taking table (100) and be located the both sides of standing groove, the outer wall top threaded connection of braced frame (110) has screw rod (200), sucking disc (210) adsorbed to last mould (310) are installed in the bottom rotation of screw rod (200).
3. The apparatus for removing a precision mold according to claim 1, wherein: the ejector groove is formed in the corner of the bottom end of the outer wall of the lower die (300), the ejector disc (321) is slidably connected to the inner wall of the ejector groove, the ejector rods (320) are rotatably arranged at the bottom ends of the ejector discs (321), dislocation pins (322) are fixedly arranged on two sides of the outer wall of one side, far away from the ejector discs (321), of the ejector rods (320), and dislocation grooves matched with the dislocation pins (322) are formed in the inner wall of the ejector groove.
4. A precision die stripping apparatus as claimed in claim 3, wherein: the number of the top plates (321) is four, the four top plates (321) are all arranged in an annular array mode, the demolding component comprises an upper ejection cylinder (400), the inner wall of the mold taking table (100) is located below the dislocation groove, the storage groove is formed in the lower portion of the dislocation groove, and the outer wall of the upper ejection cylinder (400) is fixed with the inner wall of the storage groove.
5. The apparatus for removing a precision mold according to claim 4, wherein: the top output end of the upper jacking cylinder (400) is fixedly provided with an upper jacking block, a jacking groove is formed in the bottom end of the outer wall of the jacking rod (320) and right above the upper jacking block, and the outer wall of the upper jacking block is in sliding connection with the inner wall of the jacking groove.
6. The apparatus for removing a precision mold according to claim 5, wherein: the demolding component further comprises an upper inserting block (421), connecting slots a for inserting the upper inserting block (421) are formed in two sides of the outer wall of the lower mold (300), and the outer wall of the upper inserting block (421) is slidably connected with the inner wall of the connecting slots a.
7. The apparatus for removing a precision mold according to claim 6, wherein: the upper insert block (421) is characterized in that the top end of the outer wall of the upper insert block (421) is fixedly clamped with a pressing frame (420), a connecting slot b is formed in the top end of the outer wall of the mold taking table (100) and located below the pressing frame (420), and the bottom end of the pressing frame (420) is slidably connected with the inner wall of the connecting slot b.
8. The apparatus for removing a precision mold according to claim 7, wherein: square grooves are formed in two ends of the outer wall of the pressing frame (420), fixed slots are formed in two sides of the outer wall of the die taking table (100) and correspond to the square grooves, the fixed slots are communicated with the connecting slots b, positioning inserting blocks (410) are slidably connected to the inner walls of the fixed slots, and the outer walls of the positioning inserting blocks (410) are connected with the inner walls of the square grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322035224.3U CN220390221U (en) | 2023-07-31 | 2023-07-31 | Demolding device of precision mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322035224.3U CN220390221U (en) | 2023-07-31 | 2023-07-31 | Demolding device of precision mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220390221U true CN220390221U (en) | 2024-01-26 |
Family
ID=89605607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322035224.3U Active CN220390221U (en) | 2023-07-31 | 2023-07-31 | Demolding device of precision mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220390221U (en) |
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2023
- 2023-07-31 CN CN202322035224.3U patent/CN220390221U/en active Active
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