CN216884937U - Mode locking head board with rotation prevention structure - Google Patents
Mode locking head board with rotation prevention structure Download PDFInfo
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- CN216884937U CN216884937U CN202220584040.5U CN202220584040U CN216884937U CN 216884937 U CN216884937 U CN 216884937U CN 202220584040 U CN202220584040 U CN 202220584040U CN 216884937 U CN216884937 U CN 216884937U
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Abstract
The utility model belongs to the technical field of injection molding machines, and discloses a mode locking head plate with an anti-rotation structure, which comprises a plate body, wherein the plate body is provided with four column holes, the four column holes are all provided with a tie bar column, the end part of the tie bar column is provided with a cross-shaped slot, the plate body is provided with a threaded hole positioned on the side surface of the column hole, the plate body is provided with a cap, the cap is provided with a screw groove, the position of the screw groove corresponds to the threaded hole, the screw groove and the threaded hole are matched with a locking screw, the cap is provided with a cross-shaped insertion block corresponding to the position of the cross-shaped slot, and the side surface of the plate body is provided with an anti-rotation structure of which the output end corresponds to the column hole; the anti-rotation structure comprises a moving groove formed in the side face of the column hole, the moving groove is connected with a threaded through hole, the threaded through hole is in threaded connection with a fastening screw, the end of the fastening screw is in rotating connection with a friction block, the friction block is matched with the moving groove in a sliding mode, and friction grains are arranged in contact with the friction block.
Description
Technical Field
The utility model belongs to the technical field of injection molding machines, and particularly relates to a mold locking head plate with an anti-rotation structure.
Background
Injection molding machines are also known as injection molding machines or injection molding machines. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. It is divided into vertical, horizontal and full electric type. The injection molding machine can heat plastic, apply high pressure to the molten plastic, make it penetrate and fill the die cavity, both sides of the injection mold of the injection molding machine are equipped with head plate, two plates and tail plate from the direction of the penetrating table in turn, wherein the two plates are movable structures, and the action is driven by the driving mechanism of the mold opening.
The mould locking head plate is a fixed mould part which is used for fixing a mould locking guide post and a mould on the injection molding machine, and is matched with other parts such as a mould locking tail plate and the like, so that liquid plastic cement sprayed out of the injection molding machine is injected into a cavity structure between the moulds to form a plastic product with a fixed shape;
when the tie bar rotation preventing device in the prior art is screwed down only by the screw, the tie bar and the gland are pre-tightened by the screw to generate friction force to prevent the rotation of the tie bar, although the structure is simple, the circumferential stress is small, and the tie bar is easy to rotate when a die is adjusted and opened and closed to influence the parallelism of a die setting surface.
SUMMERY OF THE UTILITY MODEL
In view of the problems raised by the background art described above, the present invention has an object to: aims to provide a mould locking head plate with an anti-rotation structure.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
a mode locking head plate with an anti-rotation structure comprises a plate body, wherein the plate body is provided with four column holes, the four column holes are all provided with a tie bar column, the end part of the tie bar column is provided with a cross-shaped slot, the plate body is provided with a threaded hole positioned on the side surface of the column hole, the plate body is provided with a cap, the cap is provided with a screw groove, the position of the screw groove corresponds to the threaded hole, the screw groove and the threaded hole are matched with a locking screw, the cap is provided with a cross-shaped insertion block corresponding to the position of the cross-shaped slot, and the side surface of the plate body is provided with an anti-rotation structure of which the output end corresponds to the column hole; the anti-rotation structure comprises a moving groove formed in the side face of the column hole, the moving groove is connected with a threaded through hole, the threaded through hole is in threaded connection with a fastening screw, the end of the fastening screw is rotatably connected with a friction block, the friction block is matched with the moving groove in a sliding mode, and friction lines are arranged in contact with the friction block.
Further inject, the side of the plate body is provided with a countersunk hole matched with the fastening screw, and by the design, after the fastening screw is screwed down, the fastening screw does not protrude out of the plate body, so that the interference problem does not occur.
Further limited, the single side of the plate body is provided with two anti-rotation structures, and the anti-rotation effect is enhanced by the design.
Further inject, the screw groove profile modeling in locking screw, such design is protected locking screw, does not receive external force to disturb, and is fixed effectual.
Further, the locking screw and the fastening screw are both hexagon socket head cap screws, and due to the design, the stress is large when the screws are loosened and tightened, and the fastening and the dismounting are easy.
The utility model has the following beneficial effects:
1. the cross-shaped inserting block and the cross-shaped inserting groove are matched with each other, the axial position of the tie bar is limited, and the anti-rotation effect is good;
2. the anti-rotation structure of the utility model enhances the fixing effect of the tie bar by utilizing the brake block principle, namely, the anti-rotation effect is enhanced.
Drawings
The utility model is further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic structural view of a mold clamping head plate with an anti-rotation structure according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a mold clamping head plate with an anti-rotation structure according to an embodiment of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
the main element symbols are as follows:
the plate comprises a plate body 1, a column hole 2, a tie bar 3, a cross-shaped slot 4, a threaded hole 5, a cover cap 6, a screw groove 7, a locking screw 8, a cross-shaped insert block 9, an anti-rotation structure 10, a moving groove 101, a threaded through hole 102, a fastening screw 103, a friction block 104 and a counter bore 105.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
As shown in fig. 1, 2 and 3, the mode locking head plate with an anti-rotation structure comprises a plate body 1, wherein the plate body 1 is provided with four column holes 2, the four column holes 2 are all provided with a tie bar 3, the end part of the tie bar 3 is provided with a cross-shaped slot 4, the plate body 1 is provided with a threaded hole 5 positioned on the side surface of the column hole 2, the plate body 1 is provided with a cap 6, the cap 6 is provided with a screw groove 7, the position of the screw groove 7 corresponds to the threaded hole 5, the screw groove 7 and the threaded hole 5 are matched with a locking screw 8, the cap 6 is provided with a cross-shaped insert block 9 corresponding to the cross-shaped slot 4, and the side surface of the plate body 1 is provided with an anti-rotation structure 10 of which the output end corresponds to the column hole 2; the anti-rotation structure 10 comprises a moving groove 101 formed in the side face of the column hole 2, the moving groove 101 is connected with a threaded through hole 102, the threaded through hole 102 is connected with a fastening screw 103 in a threaded mode, the end portion of the fastening screw 103 is rotatably connected with a friction block 104, the friction block 104 is matched with the moving groove 101 in a sliding mode, and friction lines are arranged in contact with the friction block 104.
In the embodiment, when the mode locking head plate with the anti-rotation structure is used, the tie bar 3 penetrates through the column hole 2, then the cap 6 is sleeved on the tie bar 3, the cross-shaped inserting block 9 is inserted into the cross-shaped inserting groove 4, then the cap 6 is fixed on the plate body 1 by using the locking screw 8 to match with the screw groove 7 and the threaded hole 5, and at the moment, the anti-rotation of the tie bar 3 in the axial direction is finished; furthermore, the fastening screw 103 is screwed, so that the fastening screw 103 moves under the effect of the threaded through hole 102, the friction block 104 is in contact with the tie rod 3, and the rotation prevention of the tie rod 3 is enhanced under the friction effect of the friction block 104.
The side of the plate body 1 is preferably provided with a counter bore 105 which is matched with the fastening screw 103, so that after tightening, the fastening screw 103 does not protrude from the plate body 1, and interference problems do not occur, and in fact, the depth of the counter bore 105 can be considered according to specific situations.
Preferably, the plate body 1 has two anti-rotation structures 10 on a single side surface, and such design enhances the anti-rotation effect, and in fact, the number of the anti-rotation structures 10 on the single side surface of the plate body 1 can be considered according to specific situations.
Preferably, the screw groove 7 is formed in a shape following the locking screw 8, and the locking screw 8 is protected by the design so as not to be interfered by external force, the fixing effect is good, and actually, the shape and the structure of the screw groove 7 can be considered according to specific conditions.
Preferably, the locking screw 8 and the fastening screw 103 are both socket head cap screws, and with such a design, the locking screw 8 and the fastening screw 103 are stressed greatly when being tightened and loosened, so that the fastening and the disassembling are easy, and actually, the selection of the locking screw 8 and the fastening screw 103 can be considered according to specific conditions.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a mode clamping head board with rotation-proof structure which characterized in that: the anti-rotation plate comprises a plate body (1), wherein four column holes (2) are formed in the plate body (1), the four column holes (2) are provided with tie bars (3), cross slots (4) are formed in the end portions of the tie bars (3), the plate body (1) is provided with threaded holes (5) located in the side faces of the column holes (2), a cover cap (6) is installed on the plate body (1), screw grooves (7) are formed in the cover cap (6), the positions of the screw grooves (7) correspond to the threaded holes (5), the screw grooves (7) are matched with locking screws (8) together with the threaded holes (5), cross-shaped inserting blocks (9) corresponding to the positions of the cross slots (4) are arranged on the cover cap (6), and anti-rotation structures (10) of which the output ends correspond to the column holes (2) are arranged in the side faces of the plate body (1); prevent that rotational structure (10) is including locating shifting chute (101) of post hole (2) side, shifting chute (101) is connected with screw thread through-hole (102), screw thread through-hole (102) threaded connection has fastening screw (103), fastening screw (103) tip rotates and is connected with clutch blocks (104), clutch blocks (104) slide to match with shifting chute (101), the contact of clutch blocks (104) is equipped with friction line.
2. The mold clamping head plate with an anti-rotation structure according to claim 1, wherein: the side surface of the plate body (1) is provided with a counter bore (105) matched with the fastening screw (103).
3. The mold clamping head plate with an anti-rotation structure according to claim 2, wherein: the single side of the plate body (1) is provided with two anti-rotation structures (10).
4. The mold clamping head plate with an anti-rotation structure according to claim 3, wherein: the screw groove (7) is profiled to the locking screw (8).
5. The mold clamping head plate with an anti-rotation structure according to claim 4, wherein: the locking screw (8) and the fastening screw (103) are both socket head cap screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220584040.5U CN216884937U (en) | 2022-03-17 | 2022-03-17 | Mode locking head board with rotation prevention structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220584040.5U CN216884937U (en) | 2022-03-17 | 2022-03-17 | Mode locking head board with rotation prevention structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216884937U true CN216884937U (en) | 2022-07-05 |
Family
ID=82191335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220584040.5U Active CN216884937U (en) | 2022-03-17 | 2022-03-17 | Mode locking head board with rotation prevention structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216884937U (en) |
-
2022
- 2022-03-17 CN CN202220584040.5U patent/CN216884937U/en active Active
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