CN220297743U - Demolding device with waste cutting function - Google Patents
Demolding device with waste cutting function Download PDFInfo
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- CN220297743U CN220297743U CN202321905810.2U CN202321905810U CN220297743U CN 220297743 U CN220297743 U CN 220297743U CN 202321905810 U CN202321905810 U CN 202321905810U CN 220297743 U CN220297743 U CN 220297743U
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- fixedly connected
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- demolding
- demolding device
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- 239000002699 waste material Substances 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 abstract description 37
- 230000033001 locomotion Effects 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 239000007858 starting material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to the field of demolding devices, and particularly relates to a demolding device with a waste material cutting function, which comprises a workbench, wherein the bottom of the workbench is fixedly connected with supporting legs, the workbench is fixedly connected with a lower die, the lower die is connected with an upper die in a sliding manner, demolding plates are connected in the lower die and the upper die in a sliding manner, air holes are formed in the lower die and the upper die, injection holes are formed in the upper die, a stand column is fixedly connected to the workbench, a top plate is fixedly connected to the stand column, a hydraulic cylinder is arranged on the top plate, and a hydraulic rod of the hydraulic cylinder is fixedly connected with the upper die. Through the starter motor, the output shaft of motor can drive the threaded rod and rotate to can make the movable plate remove, cutting knife and movable plate simultaneous movement carry out the cutting to the waste material on injection molding surface and handle this excision mechanism makes shedder have increased the function of excision waste material, has improved work efficiency.
Description
Technical Field
The utility model belongs to the field of demolding devices, and particularly relates to a demolding device with a waste material cutting function.
Background
When the injection molding part is demolded, the friction force between the part and the mold needs to be overcome, the atmospheric pressure needs to be overcome, and the friction force between the mold mechanisms needs to be overcome, so that the injection molding mold is ensured to work stably for overcoming the demolding force, and a plurality of exquisite demolding mechanisms are created. For example, patent publication CN104029354B discloses a demolding device, which is used for demolding an elastic piece made of elastic material in a mold cavity of a middle mold, wherein the mold cavity penetrates the middle mold up and down, the mold cavity is of a cylindrical structure and comprises a supporting seat, a pneumatic device arranged on the supporting seat and a demolding plate arranged on the supporting seat, the middle mold is detachably connected with a transmission shaft of the pneumatic device, and the pneumatic device drives the middle mold to move towards the demolding plate or move away from the demolding plate; a plurality of ejector rods are arranged above the stripper plate, so that the ejector rods enter the die cavity in a one-to-one correspondence manner and squeeze the elastic piece, and the elastic piece is stripped from above the middle die. However, after demolding, the injection molding piece still needs trimming treatment, so that the working efficiency cannot be improved, and when the existing demolding device is used for demolding, the demolding deviation can possibly occur, so that the injection molding piece is damaged. Therefore, improvements are needed.
Disclosure of Invention
The utility model aims to provide a demolding device with a waste cutting function, and solves the problems that after demolding, the existing demolding device needs trimming treatment for an injection molding piece, so that the working efficiency cannot be improved, and in addition, when the existing demolding device is used for demolding, demolding deviation can occur, so that the injection molding piece is damaged.
In order to achieve the above purpose, the utility model provides a demolding device with a waste material cutting function, which comprises a workbench, wherein the bottom of the workbench is fixedly connected with a supporting leg, the workbench is fixedly connected with a lower mold, the lower mold is connected with an upper mold in a sliding manner, demolding boards are connected in the lower mold and the upper mold in a sliding manner, air holes are formed in the lower mold and the upper mold, injection holes are formed in the upper mold, a stand column is fixedly connected to the workbench, a top plate is fixedly connected to the stand column, a hydraulic cylinder is arranged on the top plate, a hydraulic rod of the hydraulic cylinder is connected with the top plate in a sliding manner, a cutting mechanism is arranged on the stand column, and a guide mechanism is arranged on the top plate.
The principle of the utility model is as follows: when in use, firstly, the upper die and the lower die are subjected to injection molding through the injection molding holes, when an injection molding piece is molded, firstly, air is introduced from the air holes on the upper die, then the hydraulic cylinder is started, under the action of air pressure, the injection molding piece is pushed by the stripper plate, meanwhile, under the action of upward movement of the hydraulic rod in the hydraulic cylinder, the upper die and the injection molding piece are gradually separated, in the separation process, the guide rod is tightly attached to the upper die under the action of the elasticity of the spring, the guide cylinder and the guide rod can guide the movement of the upper die, the upper die is prevented from being deviated in the drawing and stripping processes, the damage of the injection molding piece is prevented,
when last mould and injection molding completely separate, can leave the waste material of the general size of hole of moulding plastics on the injection molding, this moment, the accessible starts the motor, the output shaft of motor can drive the threaded rod and rotate, thereby can make the movable plate that passes through threaded connection with the threaded rod remove, cutting knife and movable plate simultaneous movement carry out cutting treatment to the waste material on the injection molding surface this moment, make shedder drawing of patterns and excision function integration, work efficiency has been improved, after the waste material excision, the gas pocket on the downward mould lets in, the air pressure can make the stripper plate promote the injection molding, thereby make bed die and injection molding completely separate, reach the purpose of drawing of patterns.
The utility model has the beneficial effects that: through setting up the stand, set up excision mechanism on the stand, excision mechanism includes motor, threaded rod, movable plate, cutting knife and dead lever, through the starter motor, the output shaft of motor can drive the threaded rod and rotate to can make the movable plate remove, cutting knife and movable plate synchronous motion carry out cutting treatment to the waste material on injection molding surface this moment, this excision mechanism makes shedder have increased the function of excision waste material, has improved work efficiency;
through setting up guiding mechanism on the roof, guiding mechanism includes guide cylinder, guide bar, spout, guide block and spring, through the elasticity effect of spring for the mould is gone up in the laminating of guide bar, goes up the mould and is pulled the in-process of drawing of patterns by the hydraulic pressure pole, and guide cylinder and guide bar can lead to the removal of last mould, prevent that the in-process of drawing of patterns from taking place the skew, lead to the injection molding damage.
The cutting mechanism comprises a motor, a threaded rod, a moving plate, a cutting knife and a fixed rod, wherein the motor is arranged on the upright column, an output shaft of the motor is rotationally connected with the upright column, the threaded rod is fixedly connected with the output shaft of the motor, the threaded rod is installed with the upright column through a bearing, the moving plate is connected with the threaded rod through threads, the cutting knife is installed in the moving plate through a bolt, and the cutting mechanism is arranged, so that the demolding device has the function of cutting waste materials, and the working efficiency is improved.
Further, guiding mechanism includes guide cylinder, guide bar, spout, guide block and spring, the lower extreme fixedly connected with guide cylinder of roof, sliding connection has the guide bar in the guide cylinder, the guide bar contacts with last mould, the spout has been seted up in the guide cylinder, fixedly connected with guide block on the guide bar, guide block and spout sliding connection, be provided with the spring in the guide cylinder, can lead to the removal of mould through setting up guiding mechanism, prevent that the in-process of mould pulling drawing of patterns from taking place the skew, lead to the injection molding to damage.
Further, the number of the supporting legs is four, the four supporting legs are uniformly distributed at the bottom of the workbench, and the workbench is supported by installing the supporting legs.
Further, two fixedly connected with dead lever between the stand, dead lever and movable plate sliding connection have the guide effect through installation dead lever to the removal of movable plate.
Further, the guide block is rectangular, and is made of stainless steel, and the guide block is arranged to enable the guide rod to move in a guiding manner.
Further, one end of the spring is fixedly connected with the guide rod, the other end of the spring is fixedly connected to the inner surface of the guide cylinder, and the guide rod and the upper die are tightly attached together under the action of the elasticity of the spring.
Drawings
FIG. 1 is a perspective view showing the overall structure of a demolding device having a scrap cutting function according to an embodiment of the present utility model;
FIG. 2 is a front, partial, cross-sectional view of the structure of FIG. 1 of a demolding device having a scrap removal function in accordance with an embodiment of the present utility model;
FIG. 3 is a top cross-sectional view of the mobile plate of FIG. 1 of a demolding device having a scrap removal function in accordance with an embodiment of the present utility model;
FIG. 4 is an enlarged view of the portion A of FIG. 2 showing a demolding device having a scrap cutting function according to an embodiment of the present utility model;
fig. 5 is an enlarged view of a partial structure of fig. 2 of a mold release device having a scrap cutting function according to an embodiment of the present utility model.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the cutting machine comprises a workbench 1, a cutting mechanism 2, a motor 21, a threaded rod 22, a moving plate 23, a cutting knife 24, a fixed rod 25, a guide mechanism 3, a guide cylinder 31, a guide rod 32, a chute 33, a guide block 34, a spring 35, a supporting leg 4, a lower die 5, an upper die 6, a stand column 7, a top plate 8, a hydraulic cylinder 9, a stripper plate 10, an air hole 11 and an injection molding hole 12.
As shown in fig. 1, fig. 2 and fig. 4, the embodiment provides a demolding device with a waste material cutting function, which comprises a workbench 1, the bottom fixedly connected with supporting legs 4 of the workbench 1, the number of the supporting legs 4 is four, four supporting legs 4 are evenly distributed at the bottom of the workbench 1, the workbench 1 is supported by installing the supporting legs 4, a lower mold 5 is fixedly connected to the workbench 1, an upper mold 6 is slidingly connected to the lower mold 5, demolding plates 10 are slidingly connected to the lower mold 5 and the upper mold 6, air holes 11 are formed in the lower mold 5 and the upper mold 6, injection holes 12 are formed in the upper mold 6, stand columns 7 are fixedly connected to the workbench 1, top plates 8 are fixedly connected to the stand columns 7, hydraulic cylinders 9 are arranged on the top plates 8, hydraulic rods of the hydraulic cylinders 9 are slidingly connected to the top plates 8, and hydraulic rods of the hydraulic cylinders 9 are fixedly connected to the upper mold 6.
As shown in fig. 2 and 3, the upright post 7 is provided with a cutting mechanism 2, the cutting mechanism 2 comprises a motor 21, a threaded rod 22, a moving plate 23, a cutting knife 24 and a fixed rod 25, the upright post 7 is provided with the motor 21, an output shaft of the motor 21 is rotationally connected with the upright post 7, the output shaft of the motor 21 is fixedly connected with the threaded rod 22, the threaded rod 22 and the upright post 7 are installed through a bearing, the threaded rod 22 is connected with the moving plate 23 through threads, the cutting knife 24 is installed in the moving plate 23 through bolts, the fixed rod 25 is fixedly connected with the fixed rod 25 between the two upright posts 7, the fixed rod 25 is in sliding connection with the moving plate 23, the moving plate 23 is guided by installing the fixed rod 25, the output shaft of the motor 21 drives the threaded rod 22 to rotate by starting the motor 21, so that the moving plate 23 can move, the cutting knife 24 and the moving plate 23 synchronously move at the moment, waste on the surface of an injection molding piece is cut, and the cutting mechanism 2 enables a demoulding device to increase the function of cutting waste, and the working efficiency is improved.
As shown in fig. 2 and 5, the guiding mechanism 3 is disposed on the top plate 8, the guiding mechanism 3 includes a guiding cylinder 31, a guiding rod 32, a sliding groove 33, a guiding block 34 and a spring 35, the lower end of the top plate 8 is fixedly connected with the guiding cylinder 31, the guiding rod 32 is connected with the upper die 6 in a sliding manner, the guiding cylinder 31 is provided with the sliding groove 33, the guiding block 34 is fixedly connected with the guiding block 34, the guiding block 34 is in sliding connection with the sliding groove 33, the guiding block 34 is in a rectangular block shape, the guiding block 34 is made of stainless steel material, the guiding block 34 is disposed to enable the guiding rod 32 to move, the spring 35 is disposed in the guiding cylinder 31, one end of the spring 35 is fixedly connected with the guiding rod 32, the other end of the spring 35 is fixedly connected with the inner surface of the guiding cylinder 31, the guiding rod 32 is tightly attached to the upper die 6 under the elastic force of the spring 35, the guiding rod 32 is attached to the upper die 6 under the elastic force of the spring 35, and the guiding cylinder 31 and the guiding rod 32 can move the upper die 6 to the upper die 6 during the drawing of the upper die 6 by the hydraulic rod, and the guiding block 6 is prevented from being damaged during the drawing of the upper die 6.
The specific implementation process of the utility model is as follows: when in use, firstly, the upper die 6 and the lower die 5 are subjected to injection molding through the injection molding holes 12, when an injection molding piece is molded, firstly, air is introduced from the air holes 11 on the upper die 6, then the hydraulic cylinder 9 is started, under the action of air pressure, the stripper plate 10 can push the injection molding piece, meanwhile, under the action of upward movement of the hydraulic rod in the hydraulic cylinder 9, the upper die 6 can be gradually separated from the injection molding piece, in the separation process, the guide rod 32 can be tightly attached to the upper die 6 under the action of the elastic force of the spring 35, the guide cylinder 31 and the guide rod 32 can guide the movement of the upper die 6, the upper die 6 is prevented from being deviated in the drawing-up and demolding process, the injection molding piece is prevented from being damaged,
when the upper die 6 is completely separated from the injection molding piece, the injection molding piece is left with waste materials of the general size of the injection molding hole 12, at this time, the motor 21 is started, the output shaft of the motor 21 can drive the threaded rod 22 to rotate, so that the movable plate 23 connected with the threaded rod 22 can move, the cutting knife 24 and the movable plate 23 synchronously move, the waste materials on the surface of the injection molding piece are cut, the demolding device is integrated with the cutting function, the working efficiency is improved, after the waste materials are cut, air holes 11 on the lower die 5 are filled with air, the air pressure can enable the demolding plate 10 to push the injection molding piece, so that the lower die 5 is completely separated from the injection molding piece, and the purpose of demolding is achieved.
According to the scheme, the stand column 7 is arranged, the cutting mechanism 2 is arranged on the stand column 7, the cutting mechanism 2 comprises a motor 21, a threaded rod 22, a moving plate 23, a cutting knife 24 and a fixed rod 25, an output shaft of the motor 21 can drive the threaded rod 22 to rotate through starting the motor 21, so that the moving plate 23 can move, the cutting knife 24 and the moving plate 23 synchronously move at the moment, waste on the surface of an injection molding piece is cut, and the cutting mechanism 2 enables a demolding device to have the function of cutting the waste, so that the working efficiency is improved;
through setting up guiding mechanism 3 on roof 8, guiding mechanism 3 includes guide cylinder 31, guide bar 32, spout 33, guide block 34 and spring 35 for guide bar 32 laminating goes up mould 6, go up mould 6 by the hydraulic pressure pole in-process of drawing of patterns, guide cylinder 31 and guide bar 32 can lead to the removal of last mould 6, prevent that the in-process of drawing of patterns from taking place the skew, lead to the injection molding damage of going up mould 6.
It should be noted in advance that, in the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (7)
1. Shedder with waste material excision function, including the workstation, its characterized in that: the bottom fixedly connected with supporting leg of workstation, fixedly connected with bed die on the workstation, sliding connection has last mould on the bed die, equal sliding connection has the stripper plate in bed die and the last mould, the gas pocket has all been seted up on bed die and the last mould, the hole of moulding plastics has been seted up on the last mould, fixedly connected with stand on the workstation, fixedly connected with roof on the stand, be provided with the pneumatic cylinder on the roof, the hydraulic rod and the roof sliding connection of pneumatic cylinder, the hydraulic rod and the last mould fixed connection of pneumatic cylinder, be provided with cutting mechanism on the stand, be provided with guiding mechanism on the roof.
2. The demolding device with a scrap removal function according to claim 1, characterized in that: the cutting mechanism comprises a motor, a threaded rod, a moving plate, a cutting knife and a fixed rod, wherein the motor is arranged on the upright post, an output shaft of the motor is rotationally connected with the upright post, the threaded rod is fixedly connected with the output shaft of the motor, the threaded rod is installed with the upright post through a bearing, the moving plate is connected onto the threaded rod through threads, and the cutting knife is installed in the moving plate through a bolt.
3. The demolding device with a scrap removal function according to claim 1, characterized in that: the guide mechanism comprises a guide cylinder, a guide rod, a sliding groove, a guide block and a spring, wherein the guide cylinder is fixedly connected to the lower end of the top plate, the guide rod is connected to the guide cylinder in a sliding mode, the guide rod is in contact with the upper die, the sliding groove is formed in the guide cylinder, the guide block is fixedly connected to the guide rod, the guide block is connected with the sliding groove in a sliding mode, and the spring is arranged in the guide cylinder.
4. The demolding device with a scrap removal function according to claim 1, characterized in that: the number of the supporting legs is four, and the four supporting legs are uniformly distributed at the bottom of the workbench.
5. The demolding device with a scrap removal function according to claim 2, characterized in that: and a fixed rod is fixedly connected between the two upright posts and is in sliding connection with the movable plate.
6. A demolding device with scrap removal function according to claim 3, characterized in that: the guide block is rectangular and blocky, and is made of stainless steel.
7. A demolding device with scrap removal function according to claim 3, characterized in that: one end of the spring is fixedly connected with the guide rod, and the other end of the spring is fixedly connected with the inner surface of the guide cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905810.2U CN220297743U (en) | 2023-07-19 | 2023-07-19 | Demolding device with waste cutting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905810.2U CN220297743U (en) | 2023-07-19 | 2023-07-19 | Demolding device with waste cutting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220297743U true CN220297743U (en) | 2024-01-05 |
Family
ID=89351218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321905810.2U Active CN220297743U (en) | 2023-07-19 | 2023-07-19 | Demolding device with waste cutting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220297743U (en) |
-
2023
- 2023-07-19 CN CN202321905810.2U patent/CN220297743U/en active Active
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