CN221518658U - Gear production die convenient to demolding - Google Patents
Gear production die convenient to demolding Download PDFInfo
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- CN221518658U CN221518658U CN202322956291.9U CN202322956291U CN221518658U CN 221518658 U CN221518658 U CN 221518658U CN 202322956291 U CN202322956291 U CN 202322956291U CN 221518658 U CN221518658 U CN 221518658U
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- demolding
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- die
- gear production
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of mold demolding, and discloses a mold for gear production convenient to demolding, which comprises a demolding mechanism, wherein a limiting mechanism is arranged outside the demolding mechanism, the demolding mechanism comprises a base, a lower mold is arranged at the top of the base, a first cylinder is arranged at the bottom of a jacking plate is arranged at the inner side of the lower mold, a pushing mechanism is arranged at the top of the base, one end of the pushing mechanism is fixedly connected with a protective shell, one end of the protective shell is provided with a cold air pipe, one end of the cold air pipe is provided with an air cooler, the pushing mechanism comprises a supporting table, one end of the supporting table is fixedly connected with an electric push rod, the mold for gear production convenient to demolding is convenient to demolding, deformation of the mold is avoided during demolding, the displacement of an upper mold and the lower mold is avoided through the limiting mechanism, and therefore the operation convenient to demolding and the improvement of accuracy are completed.
Description
Technical Field
The utility model relates to the technical field of mold demolding, in particular to a mold convenient to mold out for gear production.
Background
The gear is a mechanical element with teeth on the rim and can continuously mesh with the transmission motion and power. The application of gears in transmission has long appeared, the principle of generating tooth cutting method and the sequential appearance of special machine tools and cutters for cutting teeth by using the principle are developed at the end of the 19 th century, with the development of production, the stability of gear operation is emphasized, a die is needed in gear processing,
According to the gear production mould convenient to drawing of patterns disclosed in chinese patent publication No. CN 211868364U, the device includes the lower mould, the right side fixedly connected with cylinder at lower mould inner wall top, the bottom fixedly connected with lifter plate of cylinder, the inside vertical fixedly connected with slide bar of lower mould, the surface sliding connection of slide bar has the sliding ring, the right side of sliding ring and the left side fixedly connected with of lifter plate, the front fixedly connected with transfer line of sliding ring. The mold for gear production, which solves the problem that the existing mold is inconvenient for a user to demold, has the advantage of convenient demolding, saves a great amount of time for the user, and improves the production efficiency of the mold for gear production.
However, when the device is used, the mold is ejected from the bottom by the contact of the top plate with the part of the mold, but the mold is still soft after injection molding is finished, and the mold is easily deformed and damaged by the ejection by the method.
Disclosure of utility model
The utility model aims to provide a gear production mold convenient for demolding, which solves the problems that when the gear production mold is used, the mold is ejected from the bottom through the contact of a top plate and a part of the mold, but the mold is still soft after injection molding is finished, and deformation damage of the mold is easily caused by the ejection of the mold by the method.
In order to solve the technical problems, the utility model provides the following technical scheme: the gear production die convenient for demoulding comprises a demoulding mechanism, wherein a limiting mechanism is arranged outside the demoulding mechanism;
The demolding mechanism comprises a base, a lower mold is arranged at the top of the base, a first cylinder is arranged at the bottom of a jacking plate is arranged on the inner side of the lower mold, a pushing mechanism is arranged at the top of the base, one end of the pushing mechanism is fixedly connected with a protective shell, one end of the protective shell is provided with a cold air pipe, and one end of the cold air pipe is provided with an air cooler.
Preferably, the pushing mechanism comprises a supporting table, and one end of the supporting table is fixedly connected with an electric push rod.
Preferably, two supporting tables are arranged and symmetrically distributed, the two supporting tables are fixedly connected to the top of the base, and one end of the electric push rod is fixedly connected with one end of the protective shell.
Preferably, the protective shell is in a circular arc shape, and the diameter of the jacking plate is matched with the diameter of the inner part of the lower die.
Preferably, the limiting mechanism comprises a supporting frame, a second air cylinder is arranged at the bottom of the supporting frame, an upper die is arranged at the bottom of the second air cylinder, and a limiting column is fixedly connected to the bottom of the supporting frame.
Preferably, the bottom of support frame fixedly connected with support column, support column fixed connection is at the top of base.
Preferably, two limit posts are arranged, and the two limit posts are symmetrically distributed.
Compared with the prior art, the utility model has the following beneficial effects:
The first, after the gear is extruded and injection-molded through the upper die and the lower die, the upper die is separated from the lower die, then the electric push rod at one end of the supporting table is started to push the protective shells to enable the protective shells to move towards the lower die until the two protective shells are attached, the two protective shells are attached and then are matched with the inner size of the lower die, the first cylinder is started to drive the jacking plate to lift, the diameter of the jacking plate is matched with the diameter of the inner part of the lower die, the jacking plate comprehensively supports the bottom of the die, only one point is prevented from jacking, the die is prevented from being deformed, meanwhile, cold air is blown out through the cold air pipe, the die is blown to the die through the cold air pipe, the die is prevented from being rapidly cooled, the die is prevented from being too soft, when the jacking plate ejects the die out of the lower die, one end of the die is contacted with the two protective shells, the die is prevented from being deformed through the protective shells, the die is prevented from being completely ejected out of the lower die, and the effect of avoiding die deformation is achieved when the die is completely ejected out of the lower die.
And the second cylinder at the bottom of the support frame is started to drive the upper die to move downwards, so that the upper die is matched with the lower die to finish gear production, and the limiting columns are arranged to limit the upper die when the upper die ascends and descends, so that the upper die is prevented from swinging and shifting, the accuracy of the upper die and the lower die is improved, and the errors of the upper die and the lower die are reduced.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective view of a stripping mechanism according to the present utility model;
FIG. 3 is a cross-sectional view of a stripping mechanism of the present utility model;
fig. 4 is a cross-sectional view of a stop mechanism of the present utility model.
Wherein: 1. a demoulding mechanism; 2. a limiting mechanism; 11. a base; 12. a lower die; 13. a first cylinder; 14. a pushing mechanism; 15. a protective shell; 16. a cold air pipe; 17. an air cooler; 18. a support table; 19. an electric push rod; 101. jacking up the plate; 21. a support frame; 22. a second cylinder; 23. an upper die; 24. a limit column; 25. and (5) supporting the column.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides the following technical scheme:
Example 1
Referring to fig. 1, 2, 3 and 4, a gear production mold convenient for demolding comprises a demolding mechanism 1, wherein a limiting mechanism 2 is arranged outside the demolding mechanism 1;
The demoulding mechanism 1 comprises a base 11, a lower mould 12 is arranged at the top of the base 11, a first cylinder 13 is arranged at the bottom of a jacking plate 101 is arranged on the inner side of the lower mould 12, a pushing mechanism 14 is arranged at the top of the base 11, a protecting shell 15 is fixedly connected to one end of the pushing mechanism 14, a cold air pipe 16 is arranged at one end of the protecting shell 15, and an air cooler 17 is arranged at one end of the cold air pipe 16.
The pushing mechanism 14 comprises a supporting table 18, and one end of the supporting table 18 is fixedly connected with an electric push rod 19.
The supporting tables 18 are arranged in two, the two supporting tables 18 are symmetrically distributed, the two supporting tables 18 are fixedly connected to the top of the base 11, and one end of the electric push rod 19 is fixedly connected with one end of the protective shell 15.
The protective shell 15 is arranged in a circular arc shape, and the diameter of the jacking plate 101 is matched with the diameter of the inside of the lower die 12.
Through the above technical scheme, after the gear is completed through the extrusion injection molding of the upper die 23 and the lower die 12, the upper die 23 is separated from the lower die 12, the electric push rod 19 at one end of the supporting table 18 is started to push the protecting shell 15, so that the protecting shell 15 moves towards the lower die 12 until the two protecting shells 15 are attached, the two protecting shells 15 are attached and then are matched with the inner size of the lower die 12, the height of the protecting shell is larger than that of the lower die 12, the first cylinder 13 is started to drive the jacking plate 101 to lift, the diameter of the jacking plate 101 is matched with the diameter of the inner part of the lower die 12, the jacking plate 101 fully supports the bottom of the die, only one point is prevented from being jacked, the die is deformed, meanwhile, cold air is blown out through the cold air pipe 16, the die is enabled to be cooled rapidly, the die is prevented from being too soft, one end of the die is contacted with the two protecting shells 15 when the lower die 12 is attached, the die is prevented from being deformed through the fixing of the protecting shell 15, and the die is prevented from being deformed until the die is completely ejected out of the lower die 12, and the deformation is prevented when the die is completely ejected out of the die 12, and the die is completely ejected, and the effect of the die is avoided from being deformed.
Example two
Please refer to fig. 1, 2, 3, and 4, and further obtain, based on the first embodiment: the limiting mechanism 2 comprises a supporting frame 21, a second air cylinder 22 is arranged at the bottom of the supporting frame 21, an upper die 23 is arranged at the bottom of the second air cylinder 22, and a limiting column 24 is fixedly connected to the bottom of the supporting frame 21.
The bottom of support frame 21 fixedly connected with support column 25, support column 25 fixed connection is at the top of base 11.
The number of the limiting columns 24 is two, and the two limiting columns 24 are symmetrically distributed.
Through the above technical scheme, the second cylinder 22 at the bottom of the supporting frame 21 is started to drive the upper die 23 to move downwards at the moment, so that the upper die 23 is matched with the lower die 12 to finish gear production, and when the upper die 23 ascends and descends, the upper die 23 is limited by the limiting column 24, so that the upper die 23 is prevented from swinging and shifting, the accuracy of the upper die 23 and the lower die 12 is improved, and the error of the upper die 23 and the lower die 12 is reduced.
When the mold is used, after the gear is extruded and injection-molded through the upper mold 23 and the lower mold 12, the upper mold 23 is separated from the lower mold 12, the protective shell 15 is pushed by the electric push rod 19 at one end of the starting support table 18, so that the protective shell 15 moves towards the lower mold 12 until the two protective shells 15 are attached, the two protective shells 15 are matched with the inner size of the lower mold 12 after being attached, the height is larger than that of the lower mold 12, the first cylinder 13 is started to drive the jacking plate 101 to lift, the diameter size of the jacking plate 101 is matched with the diameter size of the inner part of the lower mold 12, the jacking plate 101 comprehensively supports the bottom of the mold, only one point is prevented from being jacked, the mold is deformed, meanwhile, cold air is started to blow off through the cold air pipe 16, the mold is prevented from being rapidly cooled, the mold is prevented from being too soft, one end of the mold is contacted with the two protective shells 15 when the jacking plate 101 ejects the lower mold 12, the mold is prevented from being deformed through the fixing of the protective shells 15, and the mold is prevented from being completely jacked out of the lower mold 12 until the demolding operation is completed, and the deformation is prevented;
The second cylinder 22 at the bottom of the supporting frame 21 is started to drive the upper die 23 to move downwards, so that the upper die 23 is matched with the lower die 12, gear production is completed, when the upper die 23 ascends and descends, the upper die 23 is limited by the limiting column 24, the upper die 23 is prevented from swinging and shifting, the accuracy of the upper die 23 and the lower die 12 is improved, and the error of the upper die 23 and the lower die 12 is reduced.
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 to these embodiments without departing from the principles and spirit thereof, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a gear production is with mould convenient to drawing of patterns, includes demoulding mechanism (1), its characterized in that: a limiting mechanism (2) is arranged outside the demolding mechanism (1);
The demolding mechanism (1) comprises a base (11), a lower mold (12) is arranged at the top of the base (11), a first air cylinder (13) is arranged at the bottom of a jacking plate (101) arranged on the inner side of the lower mold (12), a pushing mechanism (14) is arranged at the top of the base (11), a protecting shell (15) is fixedly connected to one end of the pushing mechanism (14), a cold air pipe (16) is arranged at one end of the protecting shell (15), and an air cooler (17) is arranged at one end of the cold air pipe (16).
2. The mold for gear production convenient for demolding according to claim 1, wherein: the pushing mechanism (14) comprises a supporting table (18), and one end of the supporting table (18) is fixedly connected with an electric push rod (19).
3. The mold for gear production which facilitates demolding as claimed in claim 2, wherein: the support tables (18) are arranged in a symmetrical mode, the support tables (18) are symmetrically distributed, the support tables (18) are fixedly connected to the top of the base (11), and one end of the electric push rod (19) is fixedly connected with one end of the protective shell (15).
4. The mold for gear production convenient for demolding according to claim 1, wherein: the protective shell (15) is arranged in a circular arc shape, and the diameter of the jacking plate (101) is matched with the diameter of the inside of the lower die (12).
5. The mold for gear production convenient for demolding according to claim 1, wherein: the limiting mechanism (2) comprises a supporting frame (21), a second air cylinder (22) is arranged at the bottom of the supporting frame (21), an upper die (23) is arranged at the bottom of the second air cylinder (22), and a limiting column (24) is fixedly connected to the bottom of the supporting frame (21).
6. The mold for gear production convenient for demolding as claimed in claim 5, wherein: the bottom of support frame (21) fixedly connected with support column (25), support column (25) fixed connection is at the top of base (11).
7. The mold for gear production convenient for demolding as claimed in claim 5, wherein: the limiting columns (24) are arranged in two, and the two limiting columns (24) are symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322956291.9U CN221518658U (en) | 2023-11-01 | 2023-11-01 | Gear production die convenient to demolding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322956291.9U CN221518658U (en) | 2023-11-01 | 2023-11-01 | Gear production die convenient to demolding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221518658U true CN221518658U (en) | 2024-08-13 |
Family
ID=92180732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322956291.9U Active CN221518658U (en) | 2023-11-01 | 2023-11-01 | Gear production die convenient to demolding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221518658U (en) |
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2023
- 2023-11-01 CN CN202322956291.9U patent/CN221518658U/en active Active
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