CN217144634U - Compression molding die structure of precision rubber part - Google Patents
Compression molding die structure of precision rubber part Download PDFInfo
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- CN217144634U CN217144634U CN202220950461.5U CN202220950461U CN217144634U CN 217144634 U CN217144634 U CN 217144634U CN 202220950461 U CN202220950461 U CN 202220950461U CN 217144634 U CN217144634 U CN 217144634U
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Abstract
The utility model relates to a rubber spare forming die field specifically is a compression molding mould structure of accurate rubber spare, including the die holder, the top symmetry fixedly connected with guide arm of die holder, two swing joint has the upper die base between the upper portion of guide arm, the top swing joint of upper die base has the hydraulic press, the bottom symmetry fixedly connected with depression bar of upper die base. In the utility model, when the upper die base moves upwards, the pressing rod releases the pressing on the lower die plate, the compression spring drives the adjusting rods to move, so that the two adjusting rods respectively press the two lower die plates to move, the two lower die plates move oppositely to realize the automatic demoulding function, and the operation is convenient; when the pressure rod rises along with the upper die base, the pressure rod releases the pressing on the movable rod, the reset spring presses the push rod to move, the connecting rod hinged on the push rod moves, the connecting rod deflects to press the push rod to rise in the moving groove to eject the rubber piece, and the rubber piece is prevented from being adhered to the surfaces of the lower die base and the lower die plate.
Description
Technical Field
The utility model relates to a rubber spare forming die field specifically is a compression molding mould structure of accurate rubber spare.
Background
Compression molding is the operation of placing a plastic in powder, granule or fiber form into a mold cavity at a molding temperature, then closing the mold and pressurizing to mold and solidify it.
The existing partial rubber part compression molding die is difficult to realize automatic demoulding in the use process, and is usually demoulded manually by workers, so that the use convenience is poor; in the demoulding process of the existing partial rubber part compression molding die, the rubber part is easily adhered to the inner wall of the female die, and the demoulding efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compression molding mould structure of accurate rubber spare to solve the problem that proposes in the above-mentioned background art: 1. the existing partial rubber part compression molding die is difficult to realize automatic demoulding, and 2, the existing partial rubber part compression molding die is low in demoulding efficiency. In order to achieve the above object, the utility model provides a following technical scheme: a compression molding die structure of a precision rubber part comprises a lower die base, wherein guide rods are symmetrically and fixedly connected to the top of the lower die base, an upper die base is movably connected between the upper parts of the two guide rods, a hydraulic machine is movably connected to the top of the upper die base, and compression rods are symmetrically and fixedly connected to the bottom of the upper die base;
the top of the lower die base is provided with a forming groove, the inside of the forming groove is symmetrically and slidably connected with a lower die plate, the middle of the lower die base is symmetrically provided with an adjusting groove, the inside of the adjusting groove is slidably connected with adjusting rods, one ends of the two adjusting rods are respectively lapped on the surfaces of the two lower die plates, and a compression spring is fixedly connected between the other ends of the adjusting rods and the inner wall of the adjusting groove;
the top of the lower template is provided with a guide groove matched with the pressure rod, the bottom of the lower template is provided with a rectangular groove, the inside of the rectangular groove is connected with a push rod in a sliding manner, a reset spring is fixedly connected between one end of the push rod and the inner wall of the rectangular groove, and the top of the push rod is hinged with a connecting rod;
the movable groove has been seted up to the one end of rectangular channel inner wall, the inside sliding connection in movable groove has the movable rod, the bottom and the push rod surface overlap joint of movable rod, the shifting chute has been seted up to the other end of rectangular channel inner wall, the inside sliding connection in shifting chute has the ejector pin, the bottom of ejector pin is with adjacent the top of connecting rod is articulated.
Preferably, the bottom of the pressure lever is an arc surface, the two pressure levers are respectively in one-to-one correspondence with the two guide grooves, and the guide grooves are inclined grooves.
Preferably, the movable groove and the guide groove are on the same horizontal line, the inner wall of the movable groove is provided with a positioning groove, the surface of the movable rod is fixedly connected with a positioning block, and the positioning block is slidably connected inside the positioning groove.
Preferably, the top of the other end of the push rod is an inclined plane, and both ends of the movable rod are arc surfaces.
Preferably, the top of the ejector rod is fixedly connected with an ejector block, and the lower part of the ejector block is conical;
the movable groove is set to be a T-shaped groove, the ejector block is movably connected to the upper portion of the movable groove, the surface of the ejector rod is symmetrically connected with balls in a rotating mode, and the surface of each ball is in lap joint with the inner wall of the corresponding movable groove.
Preferably, the sliding grooves are symmetrically formed in the two sides of the inner wall of the rectangular groove, sliding blocks are fixedly connected to the two sides of the push rod, and the push rod is connected to the inside of the sliding grooves in a sliding mode through the sliding blocks.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, use through the cooperation of parts such as depression bar, lower bolster and regulation pole, when the upper die base shifts up, the depression bar is relieved and is pressed to supporting of lower bolster, and compression spring takes the regulation pole to remove this moment, makes two regulation poles support respectively and presses two lower templates to remove, and two lower bolster back of the body remove and realize automatic deciduate function, simple operation.
The utility model discloses in, use through the cooperation of parts such as push rod, movable rod and ejector pin, after the depression bar rises along with the upper die base, the depression bar is relieved and is pressed the movable rod, and reset spring supports and presses the push rod removal this moment, makes on the push rod articulated connecting rod along with removing, and the connecting rod deflects and supports and press the ejector pin and rise ejecting with the rubber spare in the shifting chute is inside, avoids the rubber spare adhesion on the surface of lower die base and lower bolster, promotes demoulding efficiency.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;
fig. 3 is a bottom view of the lower template of the present invention.
In the figure: 1. a lower die holder; 2. a guide bar; 3. an upper die holder; 4. a hydraulic press; 5. a pressure lever; 6. forming a groove; 7. a lower template; 8. an adjustment groove; 9. adjusting a rod; 10. a compression spring; 11. a guide groove; 12. a rectangular groove; 13. a push rod; 14. a return spring; 15. a connecting rod; 16. a movable groove; 17. a movable rod; 18. a moving groove; 19. and a push rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the staff of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a compression molding mould structure of accurate rubber spare, includes die holder 1, die holder 1's top symmetry fixedly connected with guide arm 2, swing joint has upper die base 3 between the upper portion of two guide arms 2, and the top swing joint of upper die base 3 has hydraulic press 4, and the top of two guide arms 2 is connected with the fixed surface of hydraulic press 4, and the bottom symmetry fixedly connected with depression bar 5 of upper die base 3.
The activity groove 16 has been seted up to the one end of rectangular channel 12 inner wall, the inside sliding connection of activity groove 16 has movable rod 17, the bottom of movable rod 17 and the overlap joint of the surface of push rod 13, shifting chute 18 has been seted up to the other end of rectangular channel 12 inner wall, the inside sliding connection of shifting chute 18 has ejector pin 19, the bottom of ejector pin 19 is articulated with the top of adjacent connecting rod 15, after depression bar 5 rises along with upper die base 3, depression bar 5 removes the withstand pressure to movable rod 17, make movable rod 17 remove the pressing of push rod 13, reset spring 14 withstand pressure push rod 13 removes this moment, make articulated connecting rod 15 along with removing on the push rod 13, connecting rod 15 deflects withstand pressure ejector pin 19 and rises in shifting chute 18 inside and pass through the kicking block ejecting rubber spare, avoid the rubber spare adhesion on the surface of lower die base 1 and lower bolster 7, promote demoulding efficiency.
In this embodiment, as shown in fig. 1, the bottom of the pressing rod 5 is an arc surface, the two pressing rods 5 are respectively in one-to-one correspondence with the two guide grooves 11, and the guide grooves 11 are inclined grooves, so that the pressing rod 5 can push the lower template 7 to move through the inclined surfaces of the guide grooves 11 after moving down along with the upper die holder 3.
In this embodiment, as shown in fig. 1 and 2, the movable groove 16 and the guide groove 11 are on the same horizontal line, a positioning groove is formed in an inner wall of the movable groove 16, a positioning block is fixedly connected to a surface of the movable rod 17, the positioning block is slidably connected to an inside of the positioning groove, and when the pressing rod 5 moves to a lower portion of the guide groove 11, the pressing rod presses against a top of the movable rod 17, so that the movable rod 17 presses against the inside of the movable groove 16.
In this embodiment, as shown in fig. 1 and 2, the top of the other end of the push rod 13 is an inclined surface, and both ends of the movable rod 17 are arc surfaces, so that the movable rod 17 is pressed against the inclined surface of the push rod 13 during the downward movement process, so that the push rod 13 translates.
In this embodiment, as shown in fig. 1 and 2, the top of the ejector rod 19 is fixedly connected with an ejector block, and the lower portion of the ejector block is tapered.
The moving groove 18 is a T-shaped groove, the ejector block is movably connected to the upper portion of the moving groove 18, the surface of the ejector rod 19 is symmetrically connected with balls in a rotating mode, the surface of each ball is in lap joint with the inner wall of the moving groove 18, and the balls are arranged to reduce friction resistance when the ejector rod 19 moves.
In this embodiment, as shown in fig. 1, fig. 2, and fig. 3, sliding grooves are symmetrically formed in two sides of the inner wall of the rectangular groove 12, sliding blocks are fixedly connected to two sides of the push rod 13, the push rod 13 is slidably connected inside the sliding grooves through the sliding blocks, and the sliding grooves are matched with the sliding blocks to improve the moving stability of the push rod 13.
The utility model discloses a use method and advantage: this compression molding mould structure of accurate rubber spare, the working process as follows:
as shown in fig. 1, 2 and 3, when the die-casting machine is used, when the upper die holder 3 moves upwards along with the shrinkage of the hydraulic machine 4, the pressing rod 5 releases the pressing on the lower die plates 7, at the moment, the compression spring 10 elastically restores to drive the adjusting rods 9 to move, so that the two adjusting rods 9 respectively press the two lower die plates 7 to move, the two lower die plates 7 move back to back and separate from the middle of the lower die holder 1, the automatic film stripping function is realized, and the operation is convenient and fast;
after the pressure lever 5 rises along with the upper die base 3, the pressure lever 5 releases the pressing on the movable rod 17, so that the movable rod 17 releases the pressing on the push rod 13, the return spring 14 presses the push rod 13 to move, the connecting rod 15 hinged to the push rod 13 moves along with the movement, the connecting rod 15 deflects to press the push rod 19 to rise in the moving groove 18, the rubber piece is ejected through the ejector block, the rubber piece is prevented from being adhered to the surfaces of the lower die base 1 and the lower die plate 7, and the demoulding efficiency is improved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a compression molding mould structure of accurate rubber spare, includes die holder (1), its characterized in that: the top of the lower die holder (1) is symmetrically and fixedly connected with guide rods (2), an upper die holder (3) is movably connected between the upper parts of the two guide rods (2), the top of the upper die holder (3) is movably connected with a hydraulic machine (4), and the bottom of the upper die holder (3) is symmetrically and fixedly connected with compression rods (5);
the die comprises a lower die base (1), a forming groove (6) is formed in the top of the lower die base (1), lower die plates (7) are symmetrically and slidably connected inside the forming groove (6), adjusting grooves (8) are symmetrically formed in the middle of the lower die base (1), adjusting rods (9) are slidably connected inside the adjusting grooves (8), one ends of the two adjusting rods (9) are respectively overlapped on the surfaces of the two lower die plates (7), and compression springs (10) are fixedly connected between the other ends of the adjusting rods (9) and the inner walls of the adjusting grooves (8);
the top of the lower template (7) is provided with a guide groove (11) matched with the pressure lever (5), the bottom of the lower template (7) is provided with a rectangular groove (12), the inside of the rectangular groove (12) is connected with a push rod (13) in a sliding manner, a return spring (14) is fixedly connected between one end of the push rod (13) and the inner wall of the rectangular groove (12), and the top of the push rod (13) is hinged with a connecting rod (15);
activity groove (16) have been seted up to the one end of rectangular channel (12) inner wall, the inside sliding connection in activity groove (16) has movable rod (17), the bottom of movable rod (17) and the surperficial overlap joint of push rod (13), shifting chute (18) have been seted up to the other end of rectangular channel (12) inner wall, the inside sliding connection in shifting chute (18) has ejector pin (19), the bottom of ejector pin (19) is with adjacent the top of connecting rod (15) is articulated.
2. A precision rubber member molding die structure according to claim 1, wherein: the bottom of the pressing rod (5) is an arc-shaped surface, the two pressing rods (5) are in one-to-one correspondence with the two guide grooves (11), and the guide grooves (11) are inclined grooves.
3. A precision rubber member molding die structure according to claim 1, wherein: the movable groove (16) and the guide groove (11) are on the same horizontal line, the positioning groove is formed in the inner wall of the movable groove (16), the positioning block is fixedly connected to the surface of the movable rod (17), and the positioning block is connected to the inside of the positioning groove in a sliding mode.
4. A precision rubber member molding die structure according to claim 1, wherein: the top of the other end of the push rod (13) is an inclined plane, and two ends of the movable rod (17) are both arc surfaces.
5. A precision rubber member molding die structure according to claim 1, wherein: the top of the ejector rod (19) is fixedly connected with an ejector block, and the lower part of the ejector block is conical;
the movable groove (18) is a T-shaped groove, the ejector block is movably connected to the upper portion of the movable groove (18), the surface of the ejector rod (19) is symmetrically and rotatably connected with balls, and the surface of each ball is in lap joint with the inner wall of the corresponding movable groove (18).
6. A precision rubber member molding die structure according to claim 1, wherein: the spout has been seted up to the bilateral symmetry of rectangular channel (12) inner wall, the equal fixedly connected with slider in both sides of push rod (13), push rod (13) pass through slider sliding connection in the inside of spout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220950461.5U CN217144634U (en) | 2022-04-21 | 2022-04-21 | Compression molding die structure of precision rubber part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220950461.5U CN217144634U (en) | 2022-04-21 | 2022-04-21 | Compression molding die structure of precision rubber part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217144634U true CN217144634U (en) | 2022-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220950461.5U Active CN217144634U (en) | 2022-04-21 | 2022-04-21 | Compression molding die structure of precision rubber part |
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| Country | Link |
|---|---|
| CN (1) | CN217144634U (en) |
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2022
- 2022-04-21 CN CN202220950461.5U patent/CN217144634U/en active Active
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