CN213794165U - Automobile transmission combined tooth mold blank - Google Patents
Automobile transmission combined tooth mold blank Download PDFInfo
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- CN213794165U CN213794165U CN202022777768.3U CN202022777768U CN213794165U CN 213794165 U CN213794165 U CN 213794165U CN 202022777768 U CN202022777768 U CN 202022777768U CN 213794165 U CN213794165 U CN 213794165U
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- sliding connection
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- concave groove
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Abstract
The utility model discloses an automobile transmission combines tooth mould embryo, including the top template body, the lower surface sliding connection of the top template body has the front template body, the lower surface sliding connection of the front template body has the fixed plate body, the lower surface sliding connection of the fixed plate body has the bottom template body, the upper surface sliding connection of the bottom template body has the back template body, the upper surface sliding connection of the back template body has the push pedal; the cooling liquid is reset through the buffer valve from the external water pressure, and is injected at the same water pressure, so that the phenomenon of uneven outer skin quality in the process of forming the combined teeth caused by uneven cooling is avoided; meanwhile, the first inclined plane and the second inclined plane of the first flange and the second flange are used for communicating the first concave groove and the second concave groove of the upper and lower template bodies and the fixed plate body, so that the capability of bearing longitudinal load is enhanced and the accurate positioning capability is provided while the first concave groove and the second concave groove are positioned mutually; the ejector pin is designed to assist the push rod and the supporting head to push out the forming part of the combined tooth.
Description
Technical Field
The utility model relates to a mould technical field specifically is an automotive transmission combines tooth mould embryo.
Background
The mold blank is a part of the mold and is used as a support part for injection molding or heat flow, and the structure of the molded part is wrapped; the automobile transmission is a set of speed change devices used for coordinating the rotating speed of an engine and the actual running speed of wheels, and is used for exerting the optimal performance of the engine; the transmission can generate different speed ratios between the engine and wheels during the running process of the automobile; the specific change structure is changed by the change of the torque of the combined teeth; the combined teeth are similar to gears but cannot be turned as well as gears because of the ubiquitous "undercut" phenomenon of gear parts (i.e., the number of teeth of the transmission gear is less than 14, which results in the intersection point of the tooth tip and the meshing line exceeding the limit meshing point of the actual gear to be cut, and the involute tooth profile of the tooth root of the gear to be cut is partially cut off), which is disadvantageous for the use of the transmission and therefore generally requires a hot-formed profiling of a mold;
during the mold forming operation of the combined teeth, high-hardness metal can be hot-melted at extremely high temperature so as to process the transmission combined teeth with long service life; however, the die blank is deformed due to the contact with the high-temperature solution, and usually needs a water conveying hole to convey cooling liquid for cooling, but the water pressure of the externally input cooling liquid in different directions may slightly change due to the arrangement problem, so that the cooling is uneven, and the quality of the outer skin is uneven in the forming process of the combined teeth, thereby causing processing defects; meanwhile, a large amount of water vapor generated in the cooling process can cause different parts to receive variable loads, so that longitudinal displacement is easy to cause, and the processing is not favorable;
in view of the above situation, an automobile transmission combined tooth mold blank is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automotive transmission combines tooth mould embryo to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a tooth mold blank for combining an automobile transmission comprises a top mold plate body, wherein the lower surface of the top mold plate body is connected with a front mold plate body in a sliding manner, the lower surface of the front mold plate body is connected with a fixed plate body in a sliding manner, the lower surface of the fixed plate body is connected with a bottom mold plate body in a sliding manner, the upper surface of the bottom mold plate body is connected with a rear mold plate body in a sliding manner, the upper surface of the rear mold plate body is connected with a push plate in a sliding manner, the upper surface of the top mold plate body is integrally formed with a convex column, the front surface of the fixed plate body and the rear surface are integrally formed with two water conveying holes, the upper surface of the front mold plate body is integrally formed with two first flanges, the lower surface of the front mold plate body is integrally formed with two second flanges, the lower surface of the top mold plate body is integrally formed with two first concave grooves, the upper surface of the fixed plate body is integrally formed with two second concave grooves, the top template body's upper surface symmetry integrated into one piece has four first heats to chew, the top surface symmetry integrated into one piece of preceding template body has four second heats to chew, the top template body preceding template body with the equal symmetrical sliding connection of the respective inside wall of fixed plate body has four to prop the head, the top template body preceding template body with the equal symmetrical sliding connection of the respective inside wall of fixed plate body has four push rods.
As further preferable in the present technical solution: the inner side wall of the convex column is connected with a thimble in a sliding manner.
As further preferable in the present technical solution: the top template body, the front template body and the respective two side faces of the fixing plate body are symmetrically and integrally formed with twenty-six heat dissipation copper plates.
As further preferable in the present technical solution: the front part of the upper surface of the bottom template body is fixedly connected with a buffer valve, and a water outlet of the buffer valve is communicated with the water conveying hole.
As further preferable in the present technical solution: the rear surface of the first flange is integrally formed with a first inclined surface, and the outer surface of the first inclined surface is matched with the first concave groove.
As further preferable in the present technical solution: the front surface of the second flange is integrally formed with a second inclined surface, and the outer surface of the second inclined surface is matched with the second groove.
Compared with the prior art, the beneficial effects of the utility model are that: the cooling liquid is reset through the buffer valve from the external water pressure, and is injected at the same water pressure, so that the phenomenon of uneven outer skin quality in the process of forming the combined teeth caused by uneven cooling is avoided; meanwhile, the first inclined plane and the second inclined plane of the first flange and the second flange are used for communicating the first concave groove and the second concave groove of the upper and lower template bodies and the fixed plate body, so that the capability of bearing longitudinal load is enhanced and the accurate positioning capability is provided while the first concave groove and the second concave groove are positioned mutually; the ejector pin is designed to assist the push rod and the supporting head to push out the forming part of the combined tooth.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of another perspective three-dimensional structure of the present invention;
fig. 3 is a schematic three-dimensional structure diagram of the top template body and the fixing plate body of the present invention;
fig. 4 is a schematic view of the three-dimensional structure of the fixing plate body of the present invention;
FIG. 5 is a schematic view of the front mold plate of the present invention showing a top view perspective;
fig. 6 is a schematic view of the front mold plate with a bottom view angle according to the present invention.
In the figure: 1. a top mold plate body; 101. a first hot nozzle; 102. a convex column; 103. a first recess groove; 2. a front template body; 201. a second hot nozzle; 202. a first flange; 203. a first inclined plane; 204. a second flange; 205. a second inclined plane; 3. fixing the plate body; 301. a water conveying hole; 302. a second recess groove; 4. pushing the plate; 5. a rear template body; 6. a bottom mold plate body; 7. supporting a head; 8. a push rod; 9. a thimble; 10. a heat-dissipating copper plate; 11. a cushion valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides a technical solution: a tooth mold blank for combining an automobile transmission comprises a top mold plate body 1, a front mold plate body 2 is connected to the lower surface of the top mold plate body 1 in a sliding mode, a fixing plate body 3 is connected to the lower surface of the front mold plate body 2 in a sliding mode, a bottom mold plate body 6 is connected to the lower surface of the fixing plate body 3 in a sliding mode, a rear mold plate body 5 is connected to the upper surface of the bottom mold plate body 6 in a sliding mode, a push plate 4 is connected to the upper surface of the rear mold plate body 5 in a sliding mode, a convex column 102 is integrally formed on the upper surface of the top mold plate body 1, two water conveying holes 301 are integrally formed on the front surface and the rear surface of the fixing plate body 3 in a symmetrical mode, two first flanges 202 are integrally formed on the upper surface of the front mold plate body 2, two second flanges 204 are integrally formed on the lower surface of the front mold plate body 2 in a symmetrical mode, two first concave grooves 103 are integrally formed on the lower surface of the top mold plate body 1 in a symmetrical mode, two second concave grooves 302 are integrally formed on the upper surface of the fixing plate body 3 in a symmetrical mode, the upper surface symmetry integrated into one piece of top template body 1 has four first heats to chew 101, and the upper surface symmetry integrated into one piece of preceding template body 2 has four second heats to chew 201, and the equal symmetrical sliding connection of the respective inside wall of top template body 1, preceding template body 2 and fixed plate body 3 has four chapters 7, and the equal symmetrical sliding connection of the respective inside wall of top template body 1, preceding template body 2 and fixed plate body 3 has four push rods 8.
In this embodiment, specifically: the inner side wall of the convex column 102 is connected with a thimble 9 in a sliding way; the cooperation of the thimble 9 and the convex pillar 102 can assist the push rod 8 and the supporting head 7 to push out the forming piece of the combining tooth.
In this embodiment, specifically: twenty-six heat-dissipation copper plates 10 are symmetrically and integrally formed on the two side surfaces of the top template body 1, the front template body 2 and the fixed plate body 3; in the thermal forming process, the three heat-radiating copper plates 10 can assist in heat radiation, so that the metal skin deformation of the die blank caused by long-time high temperature is avoided.
In this embodiment, specifically: the front part of the upper surface of the bottom template body 6 is fixedly connected with a buffer valve 11, and the water outlet of the buffer valve 11 is communicated with the water conveying hole 301; the buffer valve 11 can reset the cooling liquid from the external water pressure that inserts to same water pressure pours into the cooling liquid into, has avoided the inhomogeneous phenomenon of also causing the outer skin quality in the shaping process of combination tooth of cooling inhomogeneous simultaneously.
In this embodiment, specifically: a first inclined surface 203 is integrally formed on the rear surface of the first flange 202, and the outer surface of the first inclined surface 203 is matched with the first concave groove 103; the top mold plate 1 and the front mold plate 2 can be assisted by the cooperation of the first flange 202 and the first concave groove 103.
In this embodiment, specifically: a second inclined surface 205 is integrally formed on the front surface of the second flange 204, and the outer surface of the second inclined surface 205 is matched with the second concave groove 302; the first inclined surface 203 and the second inclined surface 205 of the first flange 202 and the second flange 204 are used for communicating the first concave groove 103 and the second concave groove 302 of the upper and lower formwork body 1 and the fixed plate body 3, so that the capability of bearing longitudinal load is increased and the accurate positioning capability is provided while the mutual positioning is realized.
Working principle or structural principle: liquid hot metal is injected through the first hot nozzle 101 and the second hot nozzle 201, and in the process of thermoforming the combined teeth, the three radiating copper plates 10 can assist in radiating, so that the metal skin deformation of the die blank caused by long-time high temperature is avoided; the buffer valve 11 can reset the cooling liquid from the water pressure accessed from the outside and inject the cooling liquid with the same water pressure, so that the phenomenon of uneven quality of the outer skin in the process of forming the combined teeth caused by uneven cooling is avoided; meanwhile, the first inclined surface 203 and the second inclined surface 205 of the first flange 202 and the second flange 204 are used for communicating the first concave groove 103 and the second concave groove 302 of the upper and lower formwork bodies 1 and the fixed plate body 3, so that the capability of bearing longitudinal load is increased and the accurate positioning capability is provided while the mutual positioning is realized.
After the forming of the coupling tooth, the ejector pin 9 is matched with the convex column 102, so that the push rod 8 and the supporting head 7 can be assisted to push out the formed piece of the coupling tooth.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automotive transmission combines tooth mould embryo, includes top template body (1), its characterized in that: the lower surface sliding connection of top template body (1) has preceding template body (2), the lower surface sliding connection of preceding template body (2) has fixed plate body (3), the lower surface sliding connection of fixed plate body (3) has end template body (6), the upper surface sliding connection of end template body (6) has back template body (5), the upper surface sliding connection of back template body (5) has push pedal (4), the upper surface integrated into one piece of top template body (1) has projection (102), the front surface and the symmetrical integrated into one piece in back surface of fixed plate body (3) have two fortune water holes (301), the upper surface symmetrical integrated into one piece of preceding template body (2) has two first flanges (202), the lower surface symmetrical integrated into one piece of preceding template body (2) has two second flanges (204), the lower surface symmetrical integrated into one piece of top template body (1) has two first concave groove (103), the upper surface symmetry integrated into one piece of solid fixed plate body (3) has two second concave groove (302), the upper surface symmetry integrated into one piece of top template body (1) has four first heats to chew (101), the upper surface symmetry integrated into one piece of front template body (2) has four second heats to chew (201), the top template body (1) the front template body (2) with the solid fixed plate body (3) respective inside wall equal symmetry sliding connection has four to prop head (7), top template body (1) the front template body (2) with the solid fixed plate body (3) respective inside wall equal symmetry sliding connection has four push rods (8).
2. The automobile transmission combination tooth mold blank as set forth in claim 1, wherein: the inner side wall of the convex column (102) is connected with a thimble (9) in a sliding way.
3. The automobile transmission combination tooth mold blank as set forth in claim 1, wherein: the top template body (1), the front template body (2) and the fixing plate body (3) are symmetrically and integrally formed with twenty-six heat dissipation copper plates (10).
4. The automobile transmission combination tooth mold blank as set forth in claim 1, wherein: the front part of the upper surface of the bottom template body (6) is fixedly connected with a buffer valve (11), and a water outlet of the buffer valve (11) is communicated with the water conveying hole (301).
5. The automobile transmission combination tooth mold blank as set forth in claim 1, wherein: the rear surface of the first flange (202) is integrally formed with a first inclined surface (203), and the outer surface of the first inclined surface (203) is matched with the first concave groove (103).
6. The automobile transmission combination tooth mold blank as set forth in claim 1, wherein: the front surface of the second flange (204) is integrally formed with a second inclined surface (205), and the outer surface of the second inclined surface (205) is matched with the second concave groove (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022777768.3U CN213794165U (en) | 2020-11-26 | 2020-11-26 | Automobile transmission combined tooth mold blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022777768.3U CN213794165U (en) | 2020-11-26 | 2020-11-26 | Automobile transmission combined tooth mold blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213794165U true CN213794165U (en) | 2021-07-27 |
Family
ID=76939415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022777768.3U Active CN213794165U (en) | 2020-11-26 | 2020-11-26 | Automobile transmission combined tooth mold blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213794165U (en) |
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2020
- 2020-11-26 CN CN202022777768.3U patent/CN213794165U/en active Active
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