CN216465961U - Injection mold core mounting structure - Google Patents
Injection mold core mounting structure Download PDFInfo
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- CN216465961U CN216465961U CN202123304617.7U CN202123304617U CN216465961U CN 216465961 U CN216465961 U CN 216465961U CN 202123304617 U CN202123304617 U CN 202123304617U CN 216465961 U CN216465961 U CN 216465961U
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- mold core
- movable block
- mounting seat
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- screw rod
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Abstract
The utility model discloses an injection mold core mounting structure, which comprises a mold base and a mold core mounting seat arranged at the upper end part of the mold base, wherein the mold core mounting seat is in a rectangular full-enclosed shape and is formed with a mounting seat accommodating cavity, and a replaceable mold core is embedded in the mounting seat accommodating cavity; a left movable block and a right movable block are embedded in a base accommodating cavity of the mold base, the mold base is provided with a bidirectional driving screw rod, one threaded part of the bidirectional driving screw rod is screwed in a left threaded hole of the left movable block, and the other threaded part of the bidirectional driving screw rod is screwed in a right threaded hole of the right movable block; and a mold core pushing block is arranged between the left and right movable blocks, the lower end part of the mold core pushing block is in a wedge shape, the left movable block is provided with a left inclined surface, the right movable block is provided with a right inclined surface, and the left and right inclined surfaces are respectively contacted with the lower end part of the mold core pushing block. Through the structure design, the utility model has the advantages of novel in design, simple structure, reliable and stable nature are good.
Description
Technical Field
The utility model relates to an injection mold technical field especially relates to an injection mold core mounting structure.
Background
The quick die change is a process improvement method for reducing the die change time, the production starting time or the adjusting time of a product of a die as much as possible, and the quick die change is a die structure designed and developed for meeting the requirement of quick die change.
For the quick-change mold, the mold core is generally designed in a replaceable structure, namely, the mold core can be quickly replaced and adjusted according to different injection molding products.
It should be pointed out that, for the existing quick-change mold, the mold core mounting structure thereof generally has the defects of unreasonable design and poor stability and reliability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection mold core mounting structure to prior art not enough, this injection mold core mounting structure novel in design, simple structure, reliable and stable nature are good.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A mold core mounting structure of an injection mold comprises a mold base and a mold core mounting seat mounted at the upper end part of the mold base, wherein the mold core mounting seat is in a rectangular full-enclosed shape and comprises a front mounting seat side plate, a rear mounting seat side plate, a left mounting seat side plate and a right mounting seat side plate which are respectively vertically arranged, the front mounting seat side plate and the rear mounting seat side plate are arranged in a front-back opposite spaced manner, the left mounting seat side plate and the right mounting seat side plate are arranged in a left-right opposite spaced manner, a mounting seat accommodating cavity formed by the front mounting seat side plate, the rear mounting seat side plate, the left mounting seat side plate and the right mounting seat side plate in a surrounding manner is formed inside the mold core mounting seat, and replaceable mold cores which are horizontally and transversely arranged are embedded in the mounting seat accommodating cavity of the mold core mounting seat;
a base accommodating cavity which is opened upwards and is vertically aligned with the mounting base accommodating cavity is formed in the middle of the die base, a left movable block and a right movable block which synchronously and reversely move are embedded in the base accommodating cavity, the left movable block is positioned on the left end side of the right movable block, the left movable block and the right movable block are arranged at intervals, the left movable block is provided with a left threaded hole which completely penetrates left and right, and the right movable block is provided with a right threaded hole which completely penetrates left and right and is axially aligned with the left threaded hole; the die base is provided with a bidirectional driving screw rod horizontally extending along the left-right direction, one thread part of the bidirectional driving screw rod is screwed in the left thread hole of the left movable block, and the other thread part of the bidirectional driving screw rod is screwed in the right thread hole of the right movable block;
and a mold core pushing block is arranged between the left movable block and the right movable block, the lower end part of the mold core pushing block is in a wedge shape, the left movable block is provided with a left inclined plane, the right movable block is provided with a right inclined plane, and the left inclined plane and the right inclined plane are respectively in contact with the lower end part of the mold core pushing block.
The inner wall of the base accommodating cavity is provided with a base guide block which protrudes inwards and extends vertically, the mold core pushing block corresponds to the base guide block and is provided with a pushing block guide groove which runs through completely from top to bottom, and the base guide block is embedded into the pushing block guide groove.
The bottom surface of the base accommodating cavity is provided with a base guide groove which is opened downwards and extends along the left-right direction, the lower end part of the left movable block is provided with a left side guide part which protrudes downwards and extends, the lower end part of the right movable block is provided with a right side guide part which protrudes downwards and extends, and the left side guide part of the left movable block and the right side guide part of the right movable block are respectively embedded into the base guide groove.
The left end part of the replaceable mold core is provided with a left positioning lug which horizontally protrudes and extends towards the left side, and the right end part of the replaceable mold core is provided with a right positioning lug which horizontally protrudes and extends towards the right side;
the utility model discloses a mounting seat left side board, right side board and left side board constant head tank, including mounting seat left side board and right side board, the mounting seat left side board corresponds left side location lug and sets up open-ended left side board constant head tank up, and left side location lug embedding is just left side location lug takes the bottom surface of putting in left side board constant head tank, and right side location lug embedding is just right side location lug takes the bottom surface of putting in right side board constant head tank.
The left side positioning lug and the right side positioning lug are respectively integrated with the replaceable mold core.
The left side positioning lug and the right side positioning lug are respectively screwed and fastened on the replaceable mold core through locking screws.
The die base is provided with a left screw rod mounting hole and a right screw rod mounting hole which are completely penetrated through correspondingly to the bidirectional driving screw rod, the bidirectional driving screw rod is provided with an optical axis which horizontally extends along the left-right direction, the optical axis is mounted in the screw rod mounting hole through a bearing, the outer end part of the optical axis penetrates through the screw rod mounting hole and extends to the outer end side of the die base, and the outer end part of the optical axis is provided with a driving hand wheel.
The utility model has the advantages that: the utility model discloses an injection mold core mounting structure, it includes the mould base, install the mold core mount pad in the mould base upper end, the mold core mount pad is the whole shape that encloses of rectangle, and the mold core mount pad is including the mount pad preceding side plate, the mount pad posterior lateral plate, the mount pad left side board, the mount pad right side board that are vertical arrangement respectively, mount pad preceding side board and mount pad posterior lateral plate front and back just to interval arrangement, mount pad left side board and mount pad right side board right side just to interval arrangement, the inside shaping of mold core mount pad has the mount pad holding chamber that is enclosed by mount pad preceding side plate, mount pad posterior lateral plate, mount pad left side board, mount pad right side board jointly, the mount pad holding intracavity of mold core mount pad is inlayed and is equipped with the interchangeable mold core that is horizontal arranging; a base accommodating cavity which is opened upwards and is vertically aligned with the mounting base accommodating cavity is formed in the middle of the die base, a left movable block and a right movable block which synchronously and reversely move are embedded in the base accommodating cavity, the left movable block is positioned on the left end side of the right movable block, the left movable block and the right movable block are arranged at intervals, the left movable block is provided with a left threaded hole which completely penetrates left and right, and the right movable block is provided with a right threaded hole which completely penetrates left and right and is axially aligned with the left threaded hole; the die base is provided with a bidirectional driving screw rod horizontally extending along the left-right direction, one thread part of the bidirectional driving screw rod is screwed in the left thread hole of the left movable block, and the other thread part of the bidirectional driving screw rod is screwed in the right thread hole of the right movable block; and a mold core pushing block is arranged between the left movable block and the right movable block, the lower end part of the mold core pushing block is in a wedge shape, the left movable block is provided with a left inclined plane, the right movable block is provided with a right inclined plane, and the left inclined plane and the right inclined plane are respectively in contact with the lower end part of the mold core pushing block. Through the structure design, the utility model has the advantages of novel in design, simple structure, reliable and stable nature are good.
Drawings
The invention will be further described with reference to the drawings, but the embodiments in the drawings do not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of the present invention.
In fig. 1, included are:
1-mould base 11-base containing cavity
12-base guide block 13-base guide groove
14-screw rod mounting hole 2-mold core mounting seat
21-mounting seat rear side plate 22-mounting seat left side plate
221 left side plate positioning groove 23 mounting seat right side plate
231-right side plate positioning groove 24-mounting seat accommodating cavity
3-replaceable mold core 31-left side positioning lug
32-right positioning lug 41-left movable block
411-left threaded hole 412-left beveled surface
413 left guide 42 right movable block
421-right threaded hole 422-right inclined plane
423-right guide part 51-bidirectional driving screw rod
52-optical axis 6-mould core pushing block
7-bearing 8-driving hand wheel.
Detailed Description
The present invention will be described with reference to specific embodiments.
As shown in FIG. 1, a mold core mounting structure of an injection mold comprises a mold base 1 and a mold core mounting seat 2 installed at the upper end of the mold base 1, wherein the mold core mounting seat 2 can be assembled at the upper end of the mold base 1 in a screw-mounting manner, the mold core mounting seat 2 is rectangular and full-surrounding, and mold core mount pad 2 is including being vertical layout's mount pad preceding curb plate respectively, mount pad posterior lateral plate 21, mount pad left side board 22, mount pad right side board 23, just to interval arrangement around mount pad preceding curb plate and the mount pad posterior lateral plate 21, mount pad left side board 22 just to interval arrangement with the 23 left and right sides of mount pad right side board, the inside shaping of mold core mount pad 2 has by the mount pad preceding curb plate, mount pad posterior lateral plate 21, mount pad left side board 22, mount pad holding chamber 24 that forms is enclosed to dress jointly by mount pad right side board 23, the embedded interchangeable mold core 3 that is horizontal transverse arrangement that is equipped with in mount pad holding chamber 24 of mold core mount pad 2.
The middle position of the mold base 1 is provided with a base accommodating cavity 11 which is opened upwards and vertically aligned with the mounting seat accommodating cavity 24, a left movable block 41 and a right movable block 42 which synchronously and reversely move are embedded in the base accommodating cavity 11, the left movable block 41 is positioned at the left end side of the right movable block 42, the left movable block 41 and the right movable block 42 are arranged at intervals, the left movable block 41 is provided with a left threaded hole 411 which completely penetrates left and right, and the right movable block 42 is provided with a right threaded hole 421 which completely penetrates left and right and is axially aligned with the left threaded hole 411; the mold base 1 is provided with a bidirectional driving screw 51 horizontally extending in the left-right direction, one threaded portion of the bidirectional driving screw 51 is screwed into a left threaded hole 411 of the left movable block 41, and the other threaded portion of the bidirectional driving screw 51 is screwed into a right threaded hole 421 of the right movable block 42.
Further, a mold core pushing block 6 is arranged between the left movable block 41 and the right movable block 42, the lower end of the mold core pushing block 6 is wedge-shaped, the left movable block 41 is provided with a left inclined surface 412, the right movable block 42 is provided with a right inclined surface 422, and the left inclined surface 412 and the right inclined surface 422 are respectively in contact with the lower end of the mold core pushing block 6.
For guaranteeing that mold core ejector pad 6 reciprocates steadily reliably, the utility model discloses a following guide structure design, it is concrete: the inner wall of base holding chamber 11 is provided with base guide block 12 that projects inwards and vertically extends, and the ejector pad guide way that runs through completely about mold core ejector pad 6 corresponds base guide block 12 and sets up, and base guide block 12 imbeds to the ejector pad guide way in.
For guaranteeing that left side movable block 41, right side movable block 42 steadily remove the removal reliably, the utility model discloses a following guide structure design, it is concrete: the bottom surface of the base accommodating cavity 11 is provided with a base guide groove 13 which is opened downwards and extends along the left-right direction, the lower end part of the left movable block 41 is provided with a left guide part 413 which extends downwards in a protruding manner, the lower end part of the right movable block 42 is provided with a right guide part 423 which extends downwards in a protruding manner, and the left guide part 413 of the left movable block 41 and the right guide part 423 of the right movable block 42 are respectively embedded into the base guide groove 13.
For the replaceable mold core 3 of the present invention, the left end of the replaceable mold core 3 is provided with a left positioning bump 31 protruding horizontally and extending toward the left side, and the right end of the replaceable mold core 3 is provided with a right positioning bump 32 protruding horizontally and extending toward the right side; correspondingly, mount pad left side board 22 corresponds left side location lug 31 and has seted up open-ended left side board constant head tank 221 up, mount pad right side board 23 corresponds right side location lug 32 and has seted up open-ended right side board constant head tank 231 up, left side location lug 31 imbeds to left side board constant head tank 221 in and left side location lug 31 takes the bottom surface of putting in left side board constant head tank 221, right side location lug 32 imbeds to right side board constant head tank 231 in and right side location lug 32 takes the bottom surface of putting in right side board constant head tank 231.
It should be further noted that the left positioning bump 31 and the right positioning bump 32 of the present invention may be designed in an integral structure, or in a split structure; for the left positioning projection 31 and the right positioning projection 32 designed in an integral structure, the left positioning projection 31 and the right positioning projection 32 are respectively integrated with the exchangeable mold core 3. For the left positioning convex block 31 and the right positioning convex block 32 designed in the split structure, the left positioning convex block 31 and the right positioning convex block 32 are respectively screwed and fastened on the replaceable mold core 3 through locking screws.
To the utility model discloses a two-way drive lead screw 51, it can adopt following mode to install in mould base 1, concrete: the die base 1 is provided with a screw rod mounting hole 14 which completely penetrates left and right corresponding to the bidirectional driving screw rod 51, the bidirectional driving screw rod 51 is provided with an optical axis 52 which horizontally extends along the left and right directions, the optical axis 52 is mounted in the screw rod mounting hole 14 through a bearing 7, the outer end part of the optical axis 52 penetrates through the screw rod mounting hole 14 and extends to the outer end side of the die base 1, and the outer end part of the optical axis 52 is provided with a driving hand wheel 8.
In the use process of the utility model, before the replaceable mold core 3 is placed into the mold core mounting seat 2, the worker rotates the bidirectional driving screw rod 51 through the driving hand wheel 8 to drive the left movable block 41 to move towards the left side and the right movable block 42 to move towards the right side through the bidirectional driving screw rod 51, the left movable block 41 and the right movable block 42 move reversely and are gradually separated, the mold core fixed push block moves downwards gradually under the action of self gravity, and the wedge part at the lower end part of the mold core fixed push block is kept in contact with the left inclined plane 412 of the left movable block 41 and the right inclined plane 422 of the right movable block 42; after the mold core pushing block 6 moves downwards to the right, the left positioning convex block 31 of the replaceable mold core 3 is aligned and placed into the left side plate positioning groove 221 of the mounting seat left side plate 22, the right positioning convex block 32 of the replaceable mold core 3 is aligned and placed into the right side plate positioning groove 231 of the mounting seat right side plate 23, and the left side plate positioning groove 221 and the right side plate positioning groove 231 position the replaceable mold core 3, so that the replaceable mold core 3 is accurately mounted in the mounting seat accommodating cavity 24 of the mold core mounting seat 2.
When the replaceable mold core 3 needs to be detached, the driving hand wheel 8 is used for rotating the bidirectional driving screw rod 51, the left movable block 41 and the right movable block 42 are gradually closed, in the process, the left inclined surface 412 of the left movable block 41 and the right inclined surface 422 of the right movable block 42 respectively push the mold core pushing block 6 upwards, the left movable block 41 and the right movable block 42 push the mold core pushing block 6 upwards and enable the mold core pushing block 6 to move upwards, the mold core pushing block 6 moving upwards finally pushes the replaceable mold core 3 upwards and enables the replaceable mold core 3 to move upwards and retreat from the mounting seat accommodating cavity 24, and at the moment, the worker takes down the replaceable mold core 3.
It should be emphasized that, in the process of ejecting the replaceable mold core 3 upwards from the mounting seat accommodating cavity 11, the left movable block 41 and the right movable block 42 act on the mold core ejecting block 6 at the same time, and this structural design can make the mold core ejecting block 6 stably stressed, so as to improve the stability and reliability.
Synthesize the above-mentioned condition and know, through above-mentioned structural design, the utility model has the advantages of novel in design, simple structure, reliable and stable nature are good.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides an injection mold core mounting structure which characterized in that: comprises a mould base (1) and a mould core mounting seat (2) arranged at the upper end part of the mould base (1), wherein the mould core mounting seat (2) is in a rectangular full-surrounding shape, the mold core mounting seat (2) comprises a mounting seat front side plate, a mounting seat rear side plate (21), a mounting seat left side plate (22) and a mounting seat right side plate (23) which are vertically arranged respectively, the mounting seat front side plate and the mounting seat rear side plate (21) are arranged in a front-back opposite and spaced mode, the mounting seat left side plate (22) and the mounting seat right side plate (23) are arranged in a left-right opposite and spaced mode, a mounting seat accommodating cavity (24) formed by the mounting seat front side plate, the mounting seat rear side plate (21), the mounting seat left side plate (22) and the mounting seat right side plate (23) in a surrounding mode is formed in the mold core mounting seat (2), and the replaceable mold core (3) which is horizontally and transversely arranged is embedded in the mounting seat accommodating cavity (24) of the mold core mounting seat (2);
a base accommodating cavity (11) which is opened upwards and is vertically aligned with the mounting seat accommodating cavity (24) is formed in the middle of the die base (1), a left movable block (41) and a right movable block (42) which move synchronously and reversely are embedded in the base accommodating cavity (11), the left movable block (41) is positioned on the left end side of the right movable block (42), the left movable block (41) and the right movable block (42) are arranged at intervals, the left movable block (41) is provided with a left threaded hole (411) which completely penetrates left and right, and the right movable block (42) is provided with a right threaded hole (421) which completely penetrates left and right and is axially aligned with the left threaded hole (411); the die base (1) is provided with a bidirectional driving screw rod (51) horizontally extending along the left-right direction, one threaded part of the bidirectional driving screw rod (51) is screwed in a left threaded hole (411) of the left movable block (41), and the other threaded part of the bidirectional driving screw rod (51) is screwed in a right threaded hole (421) of the right movable block (42);
a mold core pushing block (6) is arranged between the left movable block (41) and the right movable block (42), the lower end part of the mold core pushing block (6) is wedge-shaped, a left inclined plane (412) is arranged on the left movable block (41), a right inclined plane (422) is arranged on the right movable block (42), and the left inclined plane (412) and the right inclined plane (422) are respectively contacted with the lower end part of the mold core pushing block (6).
2. The injection mold core mounting structure of claim 1, wherein: the inner wall of base holding chamber (11) is provided with base guide block (12) of protrusion and vertical extension inwards, the ejector pad guide way that runs through completely from top to bottom is seted up corresponding to base guide block (12) in mold core ejector pad (6), and base guide block (12) imbeds to the ejector pad guide way in.
3. The injection mold core mounting structure of claim 1, wherein: base guide way (13) that down opening and extend along left right direction are seted up to the bottom surface of base holding chamber (11), the lower tip of left side movable block (41) is provided with left side guide part (413) that the protrusion extends down, the lower tip of right side movable block (42) is provided with right side guide part (423) that the protrusion extends down, and left side guide part (413) of left side movable block (41), right side guide part (423) of right side movable block (42) are embedded into respectively in base guide way (13).
4. The injection mold core mounting structure of claim 1, wherein: the left end part of the replaceable mold core (3) is provided with a left positioning lug (31) which horizontally protrudes and extends towards the left side, and the right end part of the replaceable mold core (3) is provided with a right positioning lug (32) which horizontally protrudes and extends towards the right side;
the utility model discloses a mounting seat, including mount pad left side board (22), right side board (31), right side board (23) correspond right side location lug (32) and seted up opening up left side board constant head tank (221), and left side location lug (31) are embedded into in left side board constant head tank (221) and left side location lug (31) take the bottom surface of putting in left side board constant head tank (221), and right side location lug (32) are embedded into in right side board constant head tank (231) and right side location lug (32) take the bottom surface of putting in right side board constant head tank (231).
5. The injection mold core mounting structure of claim 4, wherein: the left side positioning lug (31) and the right side positioning lug (32) are respectively integrated with the replaceable mold core (3).
6. The injection mold core mounting structure of claim 4, wherein: the left side positioning lug (31) and the right side positioning lug (32) are respectively screwed and fastened on the replaceable mold core (3) through locking screws.
7. The injection mold core mounting structure of claim 1, wherein: the die base (1) is provided with a left and right screw rod mounting hole (14) which completely penetrates in a left and right mode corresponding to the bidirectional driving screw rod (51), the bidirectional driving screw rod (51) is provided with an optical axis (52) which horizontally extends in the left and right directions, the optical axis (52) is mounted in the screw rod mounting hole (14) through a bearing (7), the outer end portion of the optical axis (52) penetrates through the screw rod mounting hole (14) and extends to the outer end side of the die base (1), and a driving hand wheel (8) is mounted at the outer end portion of the optical axis (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123304617.7U CN216465961U (en) | 2021-12-27 | 2021-12-27 | Injection mold core mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123304617.7U CN216465961U (en) | 2021-12-27 | 2021-12-27 | Injection mold core mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216465961U true CN216465961U (en) | 2022-05-10 |
Family
ID=81428111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123304617.7U Active CN216465961U (en) | 2021-12-27 | 2021-12-27 | Injection mold core mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216465961U (en) |
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2021
- 2021-12-27 CN CN202123304617.7U patent/CN216465961U/en active Active
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