CN219903199U - Ejection structure of injection mold - Google Patents
Ejection structure of injection mold Download PDFInfo
- Publication number
- CN219903199U CN219903199U CN202321130639.2U CN202321130639U CN219903199U CN 219903199 U CN219903199 U CN 219903199U CN 202321130639 U CN202321130639 U CN 202321130639U CN 219903199 U CN219903199 U CN 219903199U
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- fixedly connected
- base
- plate
- injection mold
- ejection structure
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- 238000002347 injection Methods 0.000 title claims abstract description 27
- 239000007924 injection Substances 0.000 title claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 18
- 238000001746 injection moulding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses an ejection structure of an injection mold, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a base, the top of the base is fixedly connected with a mold body, the left side of the front surface of the base is fixedly connected with a motor, the rear side of the output end of the motor is fixedly connected with a rotary rod, the rear end of the rotary rod penetrates through an inner cavity of the base and is sleeved with a cam, the right side of the cam is provided with a movable plate, the right side of the movable plate is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a pressing block, and the front side and the rear side of the bottom of the right side of the inner cavity of the base are fixedly connected with sliding rods. According to the injection mold disclosed by the utility model, the problem that the ejection structure of the existing injection mold is inconvenient to use is solved by the matched use of the bottom plate, the base, the mold body, the motor, the rotary rod, the cam, the moving plate, the supporting plate, the ejection assembly, the pressing block, the sliding rod, the sliding sleeve, the first spring, the limiting telescopic sleeve, the buffer plate, the third spring, the mounting hole, the control key and the positioning rod.
Description
Technical Field
The utility model belongs to the technical field of injection molds, and particularly relates to an ejection structure of an injection mold.
Background
The injection mold is a common manufacturing tool, mainly used for manufacturing plastic injection molding products, and is composed of a high-precision mold and a mold bracket, and is used for manufacturing plastic products with various shapes and sizes, such as plastic cups, plastic plates, plastic toys, automobile parts and the like.
For example, an ejector device of an injection mold disclosed in CN201920490249.3 comprises a workbench, a lower mold is movably mounted at the top of the workbench, a lower mold groove is formed in the top of the inner wall of the lower mold, an upper mold is movably mounted at the top of the lower mold, an upper mold groove is formed in the bottom of the inner wall of the upper mold, an injection molding opening is formed in the center of the inner cavity of the upper mold, the injection molding opening is communicated with the upper mold groove, and clamping rods are arranged on two sides of the inner wall of the lower mold in a penetrating manner. According to the utility model, the workbench, the auxiliary top plate, the lower die groove, the pull plate, the lower die, the upper die groove, the injection molding opening, the clamping rod, the compression spring, the fixing plate, the vertical rod, the baffle plate, the clamping spring, the first through opening, the second through opening, the inserting rod and the slot are matched for use, so that the problem that a user is inconvenient to take out the die after the conventional injection die is often molded when the conventional injection die is used is solved, the use of the user is facilitated, and the practicability of the injection die is improved.
Based on the retrieval of the above patent and the discovery of the equipment in the combination prior art, the equipment can realize the ejection of the workpiece when in use, but has the problem of inconvenient operation, and the equipment adopts a manual adjustment mode, is very troublesome to operate, is inconvenient to reset, and has low practicability.
According to the utility model, through the cooperation of the mechanical structure, after the material is molded in the mold cavity, the ejection of the material can be automatically realized only by controlling the motor to be started, in addition, after the ejection, the reset can be automatically realized, the time of manual operation is saved, the use efficiency of the mold is improved, and the practicability is high.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides an ejection structure of an injection mold, which has the advantage of convenient use and solves the problem that the ejection structure of the existing injection mold is inconvenient to use.
The utility model discloses an ejection structure of an injection mold, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a base, the top of the base is fixedly connected with a mold body, the left side of the front surface of the base is fixedly connected with a motor, the rear side of the output end of the motor is fixedly connected with a rotating rod, the rear end of the rotating rod penetrates through an inner cavity of the base and is sleeved with a cam, the right side of the cam is provided with a moving plate, the right side of the moving plate is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a pressing block, the front side and the rear side of the bottom of the right side of the inner cavity of the base are fixedly connected with sliding rods, the two sides of the surface of the sliding rods are respectively sleeved with a sliding sleeve and a first spring, the top of the sliding sleeve is fixedly connected with the supporting plate, and the top of the pressing block is provided with an ejection assembly.
As the preferable mode of the utility model, the ejection assembly comprises a push plate, the front side and the rear side of the bottom of the push plate are fixedly connected with pressing wheels, four corners of the top of the push plate are fixedly connected with push rods, the surfaces of the push rods are sleeved with second springs, the top of the push rods penetrates through the inner cavity of the die body, and the bottom of the pressing wheels is in contact with a pressing block.
As the preferable shape of the pressing block is trapezoid, the bottom of the die body and the top of the base are provided with through holes matched with the push rod.
As the preferable mode of the utility model, the surface of the rotating rod is movably connected with the base through the bearing, and the four corners of the top of the die body are fixedly connected with the positioning rods.
As the preferable mode of the utility model, the top of the base is fixedly connected with the limiting telescopic pipes at the front side and the rear side of the two sides of the top of the die body, the top of the limiting telescopic pipe is fixedly connected with the buffer plate, and the surface of the limiting telescopic pipe is sleeved with the third spring.
As the preferable mode of the utility model, the four corners of the top of the bottom plate are respectively provided with a mounting hole, and the front side of the base is fixedly connected with a control key.
As the preferable mode of the utility model, the top and the bottom of the moving plate are fixedly connected with sliding blocks, and the top and the bottom of the inner cavity of the base are provided with sliding grooves.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the injection mold disclosed by the utility model, the problem that the ejection structure of the existing injection mold is inconvenient to use is solved by the matched use of the bottom plate, the base, the mold body, the motor, the rotary rod, the cam, the moving plate, the supporting plate, the ejection assembly, the pressing block, the sliding rod, the sliding sleeve, the first spring, the limiting telescopic sleeve, the buffer plate, the third spring, the mounting hole, the control key and the positioning rod.
2. The pressing wheel is arranged, so that the pressing block and the pushing plate can be conveniently matched for use, the pushing rod is arranged, the workpiece can be pushed, the pushing plate can be conveniently moved downwards for resetting, the bearing is arranged, the rotating rod can be conveniently rotated, and the stability of the die body and the movable die can be improved.
3. According to the utility model, the movement range of the buffer plate can be limited by arranging the limiting telescopic tube, the buffer effect can be realized by arranging the third spring, the fixation of the bottom plate can be facilitated by arranging the mounting hole, the use of the user control equipment can be facilitated by arranging the control key, and the movement of the moving plate can be facilitated by arranging the sliding block and the sliding groove.
Drawings
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a base provided by an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of an ejection assembly according to an embodiment of the present utility model.
In the figure: 1. a bottom plate; 2. a base; 3. a die body; 4. a motor; 5. a rotating rod; 6. a cam; 7. a moving plate; 8. a support plate; 9. an ejection assembly; 901. a push plate; 902. a pinch roller; 903. a push rod; 904. a second spring; 10. briquetting; 11. a slide bar; 12. a sliding sleeve; 13. a first spring; 14. limiting the telescopic sleeve; 15. a buffer plate; 16. a third spring; 17. a mounting hole; 18. a control key; 19. and a positioning rod.
Detailed Description
For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
The structure of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, an ejection structure of an injection mold provided by the embodiment of the utility model comprises a bottom plate 1, wherein the top of the bottom plate 1 is fixedly connected with a base 2, the top of the base 2 is fixedly connected with a mold body 3, the left side of the front surface of the base 2 is fixedly connected with a motor 4, the rear side of the output end of the motor 4 is fixedly connected with a rotating rod 5, the rear end of the rotating rod 5 penetrates through an inner cavity of the base 2 and is sleeved with a cam 6, the right side of the cam 6 is provided with a movable plate 7, the right side of the movable plate 7 is fixedly connected with a supporting plate 8, the top of the supporting plate 8 is fixedly connected with a pressing block 10, the front side and the rear side of the bottom of the right side of the inner cavity of the base 2 are fixedly connected with sliding rods 11, two sides of the surface of the sliding rods 11 are respectively sleeved with a sliding sleeve 12 and a first spring 13, the top of the sliding sleeve 12 is fixedly connected with the supporting plate 8, and the top of the pressing block 10 is provided with an ejection assembly 9.
Referring to fig. 1, fig. 2 and fig. 3, the ejecting assembly 9 includes push pedal 901, the front side and the rear side of push pedal 901 bottom are all fixedly connected with pinch roller 902, the equal fixedly connected with push rod 903 in four corners at push pedal 901 top, the surface cover of push rod 903 is equipped with second spring 904, the top of push rod 903 runs through to the inner chamber of mould body 3, the bottom and the briquetting 10 contact of pinch roller 902, the shape of briquetting 10 is trapezoidal, the through-hole that uses with the cooperation of push rod 903 is all offered at the bottom of mould body 3 and the top of base 2, the surface and the base 2 of rotary rod 5 pass through bearing swing joint, the equal fixedly connected with locating lever 19 in four corners at mould body 3 top.
The scheme is adopted: through setting up pinch roller 902, can be convenient for the cooperation of briquetting 10 and push pedal 901 use, through setting up push rod 903, can be used for promoting the work piece, through setting up second spring 904, can be convenient for push pedal 901 and move down and reset, through setting up the bearing, can be convenient for the rotation of rotary rod 5, through setting up locating lever 19, can improve the stability of mould body 3 and movable mould.
Referring to fig. 1 and 2, the top of the base 2 and the front side and the rear side that are located both sides of the top of the die body 3 are fixedly connected with a limiting telescopic tube 14, the top of the limiting telescopic tube 14 is fixedly connected with a buffer plate 15, the surface of the limiting telescopic tube 14 is sleeved with a third spring 16, four corners of the top of the base plate 1 are provided with mounting holes 17, the front side of the base 2 is fixedly connected with a control key 18, the top and the bottom of the moving plate 7 are fixedly connected with sliding blocks, and the top and the bottom of the inner cavity of the base 2 are provided with sliding grooves.
The scheme is adopted: through setting up spacing telescopic tube 14, can restrict the movable range of buffer board 15, through setting up third spring 16, can play the effect of buffering, through setting up mounting hole 17, can be convenient for the fixed of bottom plate 1, through setting up control button 18, can the use of user control equipment, through setting up slider and spout, can be convenient for remove the removal of board 7.
The working principle of the utility model is as follows:
when the die is used, a workpiece is formed in the inner cavity of the die body 3, the control motor 4 can drive the rotary rod 5 and the cam 6 to rotate, the cam 6 rotates to extrude the movable plate 7, the movable plate 7 moves rightwards, the movable plate 7 drives the support plate 8 to move rightwards, the support plate 8 drives the press block 10 to move rightwards to extrude the press wheel 902, the press wheel 902 moves upwards, the press wheel 902 drives the push plate 901 and the push rod 903 to move upwards, the push rod 903 moves upwards to push the workpiece in the die cavity, the die is convenient to release, when the cam 6 releases the extrusion of the movable plate 7, the second spring 904 resets and drives the push plate 901 and the push rod 903 to move downwards for resetting, the time of manual operation is saved, the limiting telescopic sleeve 14 can limit the moving range of the buffer plate 15, the third spring 16 can play a buffering role, and the die is prevented from being damaged due to larger acting force when the movable die is pressed downwards.
To sum up: the ejection structure of the injection mold solves the problem that the ejection structure of the existing injection mold is inconvenient to use by matching with the bottom plate 1, the base 2, the mold body 3, the motor 4, the rotary rod 5, the cam 6, the moving plate 7, the supporting plate 8, the ejection assembly 9, the pressing block 10, the sliding rod 11, the sliding sleeve 12, the first spring 13, the limiting telescopic sleeve 14, the buffer plate 15, the third spring 16, the mounting hole 17, the control key 18 and the positioning rod 19.
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 (7)
1. The utility model provides an ejection structure of injection mold, includes bottom plate (1), its characterized in that: the top fixedly connected with base (2) of bottom plate (1), the top fixedly connected with mould body (3) of base (2), the left side fixedly connected with motor (4) of base (2) front surface, the rear side fixedly connected with rotary rod (5) of motor (4) output, the rear end of rotary rod (5) runs through to the inner chamber of base (2) and overlaps and be equipped with cam (6), the right side of cam (6) is provided with movable plate (7), the right side fixedly connected with backup pad (8) of movable plate (7), the top fixedly connected with briquetting (10) of backup pad (8), the equal fixedly connected with slide bar (11) of front side and the rear side of base (2) inner chamber right side bottom, the both sides on the surface of slide bar (11) are overlapped respectively and are equipped with sliding sleeve (12) and first spring (13), the top and the backup pad (8) fixedly connected of sliding sleeve (12), the top of briquetting (10) is provided with ejecting subassembly (9).
2. The ejection structure of an injection mold according to claim 1, wherein: the push plate (901) is characterized in that the ejection assembly (9) comprises the push plate (901), the front side and the rear side of the bottom of the push plate (901) are fixedly connected with pressing wheels (902), four corners of the top of the push plate (901) are fixedly connected with pushing rods (903), the surfaces of the pushing rods (903) are sleeved with second springs (904), the tops of the pushing rods (903) penetrate through the inner cavity of the die body (3), and the bottoms of the pressing wheels (902) are in contact with pressing blocks (10).
3. The ejection structure of an injection mold according to claim 2, wherein: the shape of the pressing block (10) is trapezoid, and through holes matched with the push rod (903) are formed in the bottom of the die body (3) and the top of the base (2).
4. The ejection structure of an injection mold according to claim 1, wherein: the surface of rotary rod (5) passes through bearing swing joint with base (2), the four corners at mould body (3) top is all fixedly connected with locating lever (19).
5. The ejection structure of an injection mold according to claim 1, wherein: the top of base (2) just is located the front side and the rear side of mould body (3) top both sides and all fixedly connected with spacing telescopic tube (14), the top fixedly connected with buffer board (15) of spacing telescopic tube (14), the surface cover of spacing telescopic tube (14) is equipped with third spring (16).
6. The ejection structure of an injection mold according to claim 1, wherein: mounting holes (17) are formed in four corners of the top of the bottom plate (1), and control keys (18) are fixedly connected to the front side of the base (2).
7. The ejection structure of an injection mold according to claim 1, wherein: the top and the bottom of the movable plate (7) are fixedly connected with sliding blocks, and the top and the bottom of the inner cavity of the base (2) are provided with sliding grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321130639.2U CN219903199U (en) | 2023-05-11 | 2023-05-11 | Ejection structure of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321130639.2U CN219903199U (en) | 2023-05-11 | 2023-05-11 | Ejection structure of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219903199U true CN219903199U (en) | 2023-10-27 |
Family
ID=88435428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321130639.2U Active CN219903199U (en) | 2023-05-11 | 2023-05-11 | Ejection structure of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219903199U (en) |
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2023
- 2023-05-11 CN CN202321130639.2U patent/CN219903199U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |