CN220904010U - Injection molding demoulding mechanism - Google Patents
Injection molding demoulding mechanism Download PDFInfo
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- CN220904010U CN220904010U CN202322667294.0U CN202322667294U CN220904010U CN 220904010 U CN220904010 U CN 220904010U CN 202322667294 U CN202322667294 U CN 202322667294U CN 220904010 U CN220904010 U CN 220904010U
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- injection molding
- cavity
- fixedly connected
- plate
- bidirectional screw
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 64
- 230000007246 mechanism Effects 0.000 title claims abstract description 38
- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 206010053615 Thermal burn Diseases 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of molds and discloses an injection molding part demolding mechanism, which comprises a base, wherein the upper part of the base is fixedly connected with a lower mold, a cavity is formed in the upper part of the lower mold, an auxiliary demolding mechanism is arranged in the cavity, a moving plate is connected in a sliding manner in the cavity, the upper ends of the moving plate are fixedly connected with a plurality of ejector rods, the top ends of the ejector rods penetrate through the cavity and are fixedly connected with the same connecting plate, the upper end of the left side of the lower mold is fixedly connected with an L-shaped plate, and a pushing mechanism is arranged on the L-shaped plate; when the automatic unloading device is used, the injection molding piece can be automatically unloaded while being automatically demolded, and workers are not required to take the injection molding piece, so that the problem that the workers are easy to scald is avoided, and the injection molding efficiency of the injection molding piece is greatly improved.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to an injection molding part demolding mechanism.
Background
Injection molding is a method for producing and shaping industrial products, the products are usually rubber injection molding and plastic injection molding, the injection molding can be divided into injection molding compression molding and pressure casting, an injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by using an injection molding machine and the die. The workpiece is molded in the mold in an injection molding mode, the upper mold and the lower mold are separated after molding, and in order to enable the plastic piece after injection molding to be taken out quickly, a demolding mechanism is generally arranged on the lower mold to assist in demolding of the injection molding piece.
At present, after demolding is carried out on a plastic part through a demolding mechanism, a worker still needs to manually take the injection molding part, so that the problem that the worker is easy to scald in the process of taking down the injection molding part is solved, the worker cannot continue injection molding work in the process of taking down the injection molding part, the demolding of the injection molding part is not thorough, and meanwhile, the injection molding efficiency of the injection molding part is greatly reduced. Accordingly, one skilled in the art would be able to provide an injection molding stripper mechanism that solves the problems set forth in the background above.
Disclosure of utility model
In order to solve the problem that after a plastic part is demolded through a demolding mechanism, a worker still needs to manually take the injection molding part, and demolding of the injection molding part is incomplete, the utility model provides the demolding mechanism for the injection molding part.
The utility model provides an injection molding part demoulding mechanism which adopts the following technical scheme: the utility model provides an injection molding demoulding mechanism, includes the base, the upper portion fixedly connected with bed die of base, the cavity has been seted up to the inside of bed die, the die cavity has been seted up on the upper portion of bed die, be provided with supplementary demoulding mechanism in the cavity, sliding connection has the movable plate in the die cavity, the upper end fixedly connected with a plurality of ejector pins of movable plate, a plurality of the top of ejector pin all runs through into in the die cavity and fixedly connected with same connecting plate, the left side upper end fixedly connected with L shaped plate of bed die, be provided with pushing mechanism on the L shaped plate, the travel switch of top left side fixed mounting and pushing mechanism cooperation use in the die cavity.
Preferably, the auxiliary demolding mechanism comprises a bidirectional screw rod, two thread sleeves, two connecting rods and a motor, wherein the bidirectional screw rod is rotationally connected to the lower end of the inside of the cavity, the two thread sleeves are in threaded connection with the bidirectional screw rod, the two connecting rods are all hinged to the corresponding thread sleeves, the top ends of the connecting rods are hinged to the bottom ends of the movable plates, the motor is fixedly arranged at the lower end of the left side of the lower mold, and an output shaft of the motor is connected with one end of the bidirectional screw rod.
Preferably, the pushing mechanism comprises an electric push rod and a push plate, wherein the electric push rod is fixedly arranged on the L-shaped plate, and the push plate is fixedly connected with one end of the electric push rod.
Preferably, the upper ends of the left side and the right side of the cavity are fixedly connected with limiting blocks.
Preferably, the upper end of the right side of the lower die is fixedly connected with a guide plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. The utility model is provided with the auxiliary demoulding mechanism, the movable plate, the ejector rod and the connecting plate, after injection molding of the injection molding piece, the upper die moves upwards to be separated from the lower die, at the moment, the movable plate can be driven to move upwards by the auxiliary demoulding mechanism, the connecting plate can be driven to move upwards by the ejector rod after the movable plate moves upwards, and the injection molding piece can be moved out of a cavity on the lower die, so that automatic demoulding can be realized;
2. According to the utility model, the pushing mechanism, the travel switch, the guide plate and the limiting block are arranged, so that when the moving plate contacts with the limiting block after moving upwards, the travel switch is extruded by the moving plate, the push plate is driven to move by the electric push rod, and then the injection molding piece moved out of the cavity can be pushed into the guide plate, so that automatic blanking is realized, a worker does not need to take the injection molding piece, the problem that the worker is easy to scald is avoided, and the injection molding efficiency of the injection molding piece is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
Fig. 3 is an enlarged schematic view of the part a of fig. 2.
Reference numerals illustrate: 1. a base; 2. a lower die; 3. a cavity; 4. a cavity; 5. an auxiliary demoulding mechanism; 501. a bidirectional screw; 502. a thread sleeve; 503. a connecting rod; 504. a motor; 6. a moving plate; 7. a push rod; 8. a connecting plate; 9. an L-shaped plate; 10. a pushing mechanism; 101. an electric push rod; 102. a push plate; 11. a travel switch; 12. a limiting block; 13. and a material guiding plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model discloses an injection molding part demoulding mechanism. Referring to fig. 1-3, an injection molding part demolding mechanism comprises a base 1, wherein the upper part of the base 1 is fixedly connected with a lower mold 2, a cavity 3 is formed in the lower mold 2, a cavity 4 is formed in the upper part of the lower mold 2, an auxiliary demolding mechanism 5 is arranged in the cavity 3, a moving plate 6 is connected in a sliding manner in the cavity 4, the upper ends of the moving plate 6 are fixedly connected with a plurality of ejector rods 7, the top ends of the ejector rods 7 penetrate into the cavity 4 and are fixedly connected with the same connecting plate 8, the upper end of the left side of the lower mold 2 is fixedly connected with an L-shaped plate 9, a pushing mechanism 10 is arranged on the L-shaped plate 9, and a travel switch 11 matched with the pushing mechanism 10 is fixedly arranged on the left side of the top end in the cavity 4;
Referring to fig. 2, the auxiliary demolding mechanism 5 includes a bidirectional screw 501, two threaded sleeves 502, two connecting rods 503 and a motor 504, the bidirectional screw 501 is rotatably connected to the lower end of the interior of the cavity 3, the two threaded sleeves 502 are all in threaded connection with the bidirectional screw 501, the two connecting rods 503 are all hinged to the corresponding threaded sleeves 502, the top ends of the connecting rods 503 are hinged to the bottom end of the moving plate 6, the motor 504 is fixedly mounted at the lower left end of the lower mold 2, and an output shaft of the motor 504 is connected with one end of the bidirectional screw 501.
Through adopting above-mentioned technical scheme, after injection molding, the upper mold moves up and separates with lower mold 2, and at this moment motor 504 work drives bi-directional screw 501 and rotates, and motor 504 rotates and drives two thread bush 502 and be close to each other, and thread bush 502 removes and can drive movable plate 6 upward movement through connecting rod 503, and movable plate 6 moves up and can drive connecting plate 8 through ejector pin 7 and move up for can follow the die cavity 4 on the lower mold 2 with the injection molding, then can realize automatic drawing of patterns.
Referring to fig. 2, the pushing mechanism 10 includes an electric push rod 101 and a push plate 102, the electric push rod 101 is fixedly mounted on the L-shaped plate 9, and the push plate 102 is fixedly connected to one end of the electric push rod 101; limiting blocks 12 are fixedly connected to the upper ends of the left side and the right side of the inside of the cavity 4.
Through adopting above-mentioned technical scheme, when movable plate 6 moves up the back and contacts with stopper 12, movable plate 6 can extrude travel switch 11 this moment, then makes electric push rod 101 work through control switch, and electric push rod 101 work can drive push pedal 102 and remove, then can promote the injection molding that shifts out from die cavity 4, realizes automatic unloading.
Referring to fig. 1 and 2, a guide plate 13 is fixedly coupled to the right upper end of the lower die 2.
By adopting the technical scheme, the injection molding piece is pushed into the material guide plate 13 through the push plate 102, so that the injection molding piece can be orderly fed.
Working principle: when the injection molding machine is used, the electric elements are externally connected with a power supply and a control switch when the injection molding machine is used, after injection molding of an injection molding piece, the upper die moves upwards to be separated from the lower die 2, at the moment, the motor 504 works to drive the bidirectional screw 501 to rotate, the motor 504 rotates to drive the two threaded sleeves 502 to be close to each other, the threaded sleeves 502 move through the connecting rod 503 to drive the movable plate 6 to move upwards, the movable plate 6 moves upwards to drive the connecting plate 8 to move upwards through the ejector rod 7, the injection molding piece can be moved out of the cavity 4 on the lower die 2, so that automatic demolding can be realized, meanwhile, the movable plate 6 contacts with the limiting block 12 after moving upwards, the travel switch 11 is extruded by the movable plate 6, the electric push rod 101 works through the control switch, the push plate 102 can be driven to move by the electric push rod 101, the injection molding piece moved out of the cavity 4 can be pushed into the guide plate 13, automatic blanking is realized, the injection molding piece is not required to be taken by a worker, the problem that the worker is easy to scald is avoided, and the injection molding efficiency of the injection molding piece is greatly improved.
When the automatic unloading device is used, the injection molding piece can be automatically unloaded while being automatically demolded, and workers are not required to take the injection molding piece, so that the problem that the workers are easy to scald is avoided, and the injection molding efficiency of the injection molding piece is greatly improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Injection molding demoulding mechanism, including base (1), its characterized in that: the utility model discloses a mould for making plastic articles, including base (1), cavity (3) have been seted up to the upper portion fixedly connected with bed die (2) of base (1), cavity (4) have been seted up on the inside of bed die (2), be provided with auxiliary demoulding mechanism (5) in cavity (3), sliding connection has movable plate (6) in cavity (4), the upper end fixedly connected with of movable plate (6) a plurality of ejector pins (7), a plurality of in the top of ejector pin (7) all runs through into cavity (4) and fixedly connected with same connecting plate (8), the left side upper end fixedly connected with L shaped plate (9) of bed die (2), be provided with pushing equipment (10) on L shaped plate (9), top left side fixed mounting in cavity (4) and travel switch (11) of pushing equipment (10) cooperation use.
2. An injection molding stripping mechanism as claimed in claim 1, wherein: the auxiliary demoulding mechanism (5) comprises a bidirectional screw rod (501), two thread sleeves (502), two connecting rods (503) and a motor (504), wherein the bidirectional screw rod (501) is rotationally connected to the lower end of the inside of the cavity (3), the two thread sleeves (502) are connected to the bidirectional screw rod (501) in a threaded mode, the two connecting rods (503) are hinged to the corresponding thread sleeves (502), the top ends of the connecting rods (503) are hinged to the bottom end of the movable plate (6), the motor (504) is fixedly arranged at the lower end of the left side of the lower die (2), and an output shaft of the motor (504) is connected with one end of the bidirectional screw rod (501).
3. An injection molding stripping mechanism as claimed in claim 1, wherein: the pushing mechanism (10) comprises an electric push rod (101) and a push plate (102), wherein the electric push rod (101) is fixedly arranged on the L-shaped plate (9), and the push plate (102) is fixedly connected with one end of the electric push rod (101).
4. An injection molding stripping mechanism as claimed in claim 1, wherein: limiting blocks (12) are fixedly connected to the upper ends of the left side and the right side of the inside of the cavity (4).
5. An injection molding stripping mechanism as claimed in claim 1, wherein: the upper end of the right side of the lower die (2) is fixedly connected with a guide plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322667294.0U CN220904010U (en) | 2023-09-28 | 2023-09-28 | Injection molding demoulding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322667294.0U CN220904010U (en) | 2023-09-28 | 2023-09-28 | Injection molding demoulding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220904010U true CN220904010U (en) | 2024-05-07 |
Family
ID=90916561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322667294.0U Active CN220904010U (en) | 2023-09-28 | 2023-09-28 | Injection molding demoulding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220904010U (en) |
-
2023
- 2023-09-28 CN CN202322667294.0U patent/CN220904010U/en active Active
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