CN213891101U - Injection mold ejection mechanism - Google Patents
Injection mold ejection mechanism Download PDFInfo
- Publication number
- CN213891101U CN213891101U CN202022598307.XU CN202022598307U CN213891101U CN 213891101 U CN213891101 U CN 213891101U CN 202022598307 U CN202022598307 U CN 202022598307U CN 213891101 U CN213891101 U CN 213891101U
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- CN
- China
- Prior art keywords
- ejection mechanism
- threaded sleeve
- pedal
- driving motor
- rod
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- Expired - Fee Related
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- 238000002347 injection Methods 0.000 title claims abstract description 19
- 239000007924 injection Substances 0.000 title claims abstract description 19
- 238000001746 injection moulding Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 abstract description 6
- 239000004033 plastic Substances 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Images
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to an injection mold ejection mechanism, including the lathe, be provided with cope match-plate pattern, lower bolster and ejection mechanism in the lathe, be provided with the chamber of moulding plastics between cope match-plate pattern and the lower bolster, the lower bolster is kept away from the one end of cope match-plate pattern is provided with ejection mechanism, roof one end with the lower bolster is connected, the thread bush cover is located on the screw rod, the screw rod is kept away from thread bush's one end is provided with the bearing, driving motor with controller circuit connects. The utility model discloses a potentiometre control driving motor's rotational speed to control screw's rotational speed drives the threaded sleeve and gos forward, realizes the ejecting injection moulding product forward of roof, and ejecting speed can be adjusted through control driving motor's rotational speed, improves the yield, and the potentiometre passes through foot control or pull rod control, and the staff can be according to application of force degree control driving motor rotational speed, thereby realizes the control to the ejection speed, easy operation.
Description
Technical Field
The utility model relates to a supporting ejection mechanism technical field of injection mold especially relates to an injection mold ejection mechanism.
Background
The injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection molding is a processing method used when producing some parts with complex shapes in batches, specifically, the plastic melted by heating is injected into a mold cavity by an injection molding machine at high pressure, a molded product is obtained after cooling and solidification, the molded product needs to be demolded, the product is stuck in a concave mold after cooling and molding, a demolding mechanism needs to be designed for demolding, so that the operation is troublesome, an ejection mechanism is generally designed for the injection mold at present to eject the molded product, but the existing ejection mechanism is generally hydraulically ejected, the ejection speed cannot be controlled, some special injection products need to be controlled, and the quality of finished products is influenced otherwise.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an injection mold ejection mechanism rotates through driving motor drive screw, drives the roof and advances ejecting product, thereby can improve the yield through control driving motor's rotational speed control ejection speed.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an injection mold ejection mechanism, includes the lathe, be provided with cope match-plate pattern, lower bolster and ejection mechanism in the lathe, be provided with the chamber of moulding plastics between cope match-plate pattern and the lower bolster, the lower bolster is kept away from the one end of cope match-plate pattern is provided with ejection mechanism, ejection mechanism includes roof, threaded sleeve, screw rod, driving motor and controller, roof one end with the lower bolster is connected, the other end of roof with threaded sleeve connects, threaded sleeve cover is located on the screw rod, the screw rod is kept away from threaded sleeve's one end is provided with the bearing, fixedly connected with first gear on the screw rod, driving motor's output shaft has the second gear, first gear with the second tooth passes through belt transmission and is connected, driving motor with controller circuit connects.
Preferably, the controller is a potentiometer, a sliding handle of the potentiometer is connected with one end of a rotating rod, and the other end of the rotating rod is connected with a shifting lever.
Preferably, the shifting lever is connected with a pedal control piece, the pedal control piece comprises a pedal and a bottom plate, one end of the pedal is hinged to the bottom plate, the middle of one side of the pedal is connected with the shifting lever, and the pedal is arranged on the outer side of the machine tool.
Preferably, a reset torsion spring is arranged at the hinged position of the pedal and the bottom plate.
Preferably, the shifting lever is connected with a pull rod through a pull rope, a return spring is arranged between the shifting lever and the pull rod, and the pull rod is arranged on the outer side of the machine tool.
Preferably, one end of the top plate, which is close to the threaded sleeve, is provided with an internal thread, one end of the threaded sleeve is provided with an external thread, and the top plate is connected with the threaded sleeve through the internal thread and the external thread in a matched manner.
Preferably, a fixing frame is fixedly connected to one end, close to the top plate, of the lower template, an opening allowing the threaded sleeve to pass through is formed in the fixing frame, limiting rods are connected to the periphery of the fixing frame in a sliding mode, and the limiting rods are connected with the top plate.
The utility model has the advantages that: the utility model discloses a potentiometre control driving motor's rotational speed to control screw's rotational speed drives the threaded sleeve and gos forward, realizes the ejecting injection moulding product forward of roof, and ejecting speed can be adjusted through control driving motor's rotational speed, improves the yield, and the potentiometre passes through foot control or pull rod control, and the staff can be according to application of force degree control driving motor rotational speed, thereby realizes the control to the ejection speed, easy operation.
Drawings
Fig. 1 is a schematic view of the internal structure of the machine tool of the present invention.
Fig. 2 is a schematic view of a foot control device according to embodiment 1 of the present invention;
FIG. 3 is a schematic view of the structure of the foot control member and the potentiometer according to the present invention;
fig. 4 is a schematic view of the installation position of the pull rod of embodiment 2 of the present invention;
fig. 5 is a schematic view of the installation structure of the pull rod and the potentiometer according to the present invention.
Shown in the figure: 1-a machine tool; 21-upper template; 22-a lower template; 221-a fixing frame; 222-a stop lever; 31-a top plate; 32-threaded sleeves; 33-a screw; 34-a bearing; 35-a first gear; 36-a second gear; 37-a belt; 38-a drive motor; 39-a potentiometer; 391-sliding handle; 392-a rotating rod; 393-a deflector rod; 4-a foot pedal control; 41-pedal; 42-a base plate; 43-a return torsion spring; 5-a pull rod; 51-a pull cord; 52-return spring.
Detailed Description
Example 1
As shown in fig. 1-3, an injection mold ejection mechanism provided in an embodiment of the present invention includes a machine tool 1, an upper mold plate 21, a lower mold plate 22 and an ejection mechanism are disposed in the machine tool 1, an injection molding cavity is disposed between the upper mold plate 21 and the lower mold plate 22, the ejection mechanism is disposed at one end of the lower mold plate 22 away from the upper mold plate 21, the ejection mechanism includes a top plate 31, a threaded sleeve 32, a screw 33, a driving motor 38 and a controller, one end of the top plate 31 is connected to the lower mold plate 22, the other end of the top plate 31 is connected to the threaded sleeve 32, the threaded sleeve 32 is sleeved on the screw 33, one end of the screw 33 away from the threaded sleeve 32 is provided with a bearing 34, a first gear 35 is fixedly connected to the screw 33, an output shaft of the driving motor 38 is connected to a second gear 36, the first gear 35 is in transmission connection with the second gear through a belt 37, and the driving motor 38 is in circuit connection with the controller.
In this embodiment, an upper mold plate 21 and a lower mold plate 22 for injection molding of a plastic product are arranged in a machine tool 1, the specific structures of the upper mold plate 21 and the lower mold plate 22 and how to injection mold the product belong to the prior art, and details are not repeated herein, a top plate 31 is arranged at one end of the lower mold plate 22, the top plate 31 is in clearance fit with the lower mold plate 22, a threaded sleeve 32 is detachably connected to the other end of the top plate 31, the threaded sleeve 32 is a hollow cylindrical tube and is internally provided with threads, the threaded sleeve 32 is in fit connection with a screw 33 through the internal threads, and the screw 33 rotates to drive the threaded sleeve 32 to advance, so that the top plate 31 is controlled to advance to eject the product; the other end of the screw 33 is connected with the inside of the machine tool 1 through a bearing 34, so that the screw 33 can rotate conveniently, a first gear 35 is fixedly sleeved on the screw 33, a second gear 36 is arranged on an output shaft of a driving motor 38, the first gear 35 and the second gear 36 are in transmission connection through a belt 37, the driving motor 38 is connected with a controller through a lead circuit, the controller sends an instruction to the driving motor 38 to control the driving motor 38 to rotate forwards or backwards, and the rotating speed of the screw 33 can be controlled by controlling the rotating speed of the driving motor 38, so that the moving speed of the top plate 31 driven by the threaded sleeve 32 is controlled.
Further, the controller is a potentiometer 39, one end of a rotating rod 392 is connected to a sliding handle 391 of the potentiometer 39, and a shift lever 393 is connected to the other end of the rotating rod 392. The rotation speed of the driving motor 38 can be controlled by controlling the rotation speed of the sliding handle 391 on the potentiometer 39, and the rotation speed and amplitude of the sliding handle 391 on the potentiometer 39 can be controlled by the angle and speed of rotation of the shift lever 393, thereby controlling the rotation speed of the driving motor 38.
Further, the driving lever 393 is connected with a foot control member 4, the foot control member comprises a pedal 41 and a bottom plate 42, one end of the pedal 41 is hinged to the bottom plate 42, the middle of one side of the pedal 41 is connected with the driving lever 393, and the pedal 41 is arranged outside the machine tool 1. The bottom plate 42 is flatly placed on the ground, one end of the pedal 41 is hinged to one end of the bottom plate 42 and is obliquely arranged, the middle of the pedal 41 is connected with the shifting rod 393, when a worker steps on the pedal 41, the pedal 41 rotates along the hinged end, and therefore the shifting rod 393 is driven to rotate, control over the potentiometer 39 is achieved, and the worker can control the rotating speed of the driving motor 38 according to different force application degrees. The foot control member 4 is disposed on the ground outside the machine tool 1 at a position convenient for the operator to operate, and correspondingly, the potentiometer 39 may be disposed inside the machine tool 1 at a position close to the foot control member 4, and the pedal 41 penetrates through the machine tool 1 through a connecting rod and is connected with the shift lever 393.
Further, a return torsion spring 43 is arranged at the hinged position of the pedal 41 and the bottom plate 42. The hinge joint of the pedal 41 and the bottom plate 42 is provided with a rotating shaft, the rotating shaft is sleeved with a reset torsion spring 43, when the worker stops applying force to the pedal 41, the pedal 41 rotates to the original position through the reset torsion spring 43, and at the moment, the driving motor 38 rotates reversely to enable the top plate 31 to recover to the initial position.
Further, one end of the top plate 31 close to the threaded sleeve 32 is provided with an internal thread, one end of the threaded sleeve 32 is provided with an external thread, and the top plate 31 and the threaded sleeve 32 are connected in a matched mode through the internal thread and the external thread.
The top plate 31 and the threaded sleeve 32 are detachably connected through a threaded structure, the top plate 31 in a proper shape can be replaced according to different shaped molds, and later maintenance is facilitated.
Further, a fixing frame 221 is fixedly connected to one end of the lower template 22 close to the top plate 31, an opening allowing the threaded sleeve 32 to pass through is formed in the fixing frame 221, a limiting rod 222 is connected to the periphery of the fixing frame 221 in a sliding manner, and the limiting rod 222 is connected to the top plate 31.
In this embodiment, the fixing frame 221 includes a fixing plate and a connecting rod, an opening allowing the threaded sleeve 32 to pass through is formed in the fixing plate, one end of the limiting rod 222 is fixedly connected with the top plate 31, and the other end of the limiting rod 222 is in clearance fit with the fixing frame 221, so that the top plate 31 is ensured not to deviate in the moving process.
Example 2
As shown in fig. 1, 4 and 5, the shift lever 393 is connected to the pull rod 5 through a pull rope 51, a return spring 52 is provided between the shift lever 393 and the pull rod 5, and the pull rod 5 is provided outside the machine tool 1. In this embodiment, the foot control is changed to the control of the pull rod 5 based on embodiment 1, the rotation amplitude and speed of the shift lever 393 are controlled by controlling the force applied to the pull rod 5, so as to control the rotation speed of the driving motor 38, and when the pull rod 5 is released, the compressed return spring 52 is restored, so as to return the shift lever 393 to the initial position, and the driving motor 38 is rotated reversely, so as to control the top plate 31 to return to the initial position. The pull rod 5 is arranged at the upper part of the outer side of the machine tool 1, so that a worker can conveniently pull the machine tool by hand, and correspondingly, the potentiometer 39 is arranged at the position, corresponding to the pull rod 5, in the machine tool 1.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides an injection mold ejection mechanism which characterized in that: the injection molding machine comprises a machine tool, wherein an upper template, a lower template and an ejection mechanism are arranged in the machine tool, an injection molding cavity is arranged between the upper template and the lower template, one end, far away from the upper template, of the lower template is provided with the ejection mechanism, the ejection mechanism comprises a top plate, a threaded sleeve, a screw rod, a driving motor and a controller, one end of the top plate is connected with the lower template, the other end of the top plate is connected with the threaded sleeve, the threaded sleeve is sleeved on the screw rod, one end, far away from the threaded sleeve, of the screw rod is provided with a bearing, a first gear is fixedly connected onto the screw rod, an output shaft of the driving motor is connected with a second gear, the first gear is connected with the second gear through belt transmission, and the driving motor is connected with the.
2. An injection mold ejection mechanism as in claim 1, wherein: the controller is a potentiometer, a sliding handle of the potentiometer is connected with one end of a rotating rod, and the other end of the rotating rod is connected with a deflector rod.
3. An injection mold ejection mechanism as in claim 2, wherein: the shifting rod is connected with a pedal control piece, the pedal control piece comprises a pedal and a bottom plate, one end of the pedal is hinged to the bottom plate, the middle of one side of the pedal is connected with the shifting rod, and the pedal is arranged on the outer side of the machine tool.
4. An injection mold ejection mechanism as in claim 3, wherein: and a reset torsion spring is arranged at the hinged position of the pedal and the bottom plate.
5. An injection mold ejection mechanism as in claim 2, wherein: the lifting lever is connected with a pull rod through a pull rope, a return spring is arranged between the lifting lever and the pull rod, and the pull rod is arranged on the outer side of the machine tool.
6. An injection mold ejection mechanism as in claim 1, wherein: the roof is close to threaded sleeve's one end is provided with the internal thread, threaded sleeve one end is provided with the external screw thread, the roof with threaded sleeve passes through internal thread and external screw thread cooperation are connected.
7. An injection mold ejection mechanism as in claim 1, wherein: the lower template is close to one end fixedly connected with mount of roof, set up on the mount and allow the opening that the screw thread sleeve passed through, sliding connection has the gag lever post around the mount, the gag lever post with the roof is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022598307.XU CN213891101U (en) | 2020-11-12 | 2020-11-12 | Injection mold ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022598307.XU CN213891101U (en) | 2020-11-12 | 2020-11-12 | Injection mold ejection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213891101U true CN213891101U (en) | 2021-08-06 |
Family
ID=77118338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022598307.XU Expired - Fee Related CN213891101U (en) | 2020-11-12 | 2020-11-12 | Injection mold ejection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213891101U (en) |
-
2020
- 2020-11-12 CN CN202022598307.XU patent/CN213891101U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210806 |
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| CF01 | Termination of patent right due to non-payment of annual fee |