CN216463904U - Synchronizer gear ring assembly grinding device - Google Patents
Synchronizer gear ring assembly grinding device Download PDFInfo
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- CN216463904U CN216463904U CN202122915784.9U CN202122915784U CN216463904U CN 216463904 U CN216463904 U CN 216463904U CN 202122915784 U CN202122915784 U CN 202122915784U CN 216463904 U CN216463904 U CN 216463904U
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- grinding
- ring
- positioning seat
- synchronizer
- rotating shaft
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Abstract
The utility model relates to the technical field of synchronizers, in particular to a synchronizer gear ring assembly grinding device which comprises a connecting member, a grinding member connected with the connecting member, and a positioning seat positioned at the bottom of the grinding member and used for mounting a synchronizer gear ring; the grinding member comprises a rotating shaft connected with the connecting member and a grinding mandrel sleeved on the outer side of the rotating shaft and coaxially arranged with the synchronizer gear ring; the rotating shaft is elastically connected with the grinding mandrel through an elastic connecting piece. The utility model has high processing precision, greatly improves the stability and effectively improves the qualification rate of processed products.
Description
Technical Field
The utility model relates to the technical field of synchronizers, in particular to a synchronizer gear ring assembly grinding device.
Background
Before a synchronizer ring of the automobile leaves a factory, a plurality of clients need to grind one component, and the aim is to remove the thread of the ring gear, spray molybdenum, sinter or stick to floating points on the carbon surface by grinding, so that the problem of the initial running-in gear shifting clamping stagnation of the automobile is solved;
existing automobile synchronizer manufacturers grind a synchronizing ring; the positioning gear sleeve penetrates through a gear ring locking angle downwards, a small end pressing plate presses a small end of the assembly, a lower positioning tool is clamped in a main middle ring, an inner ring positioning seat positions an inner ring, a belt is driven by a motor to drive the assembly and the assembly to rotate, and an inner cone and an outer cone of a product are ground;
when the scheme is adopted for processing, the following defects exist:
in the descending process of the motor, the gear sleeve is in contact impact with the locking surface of the gear ring, and the locking surface of the gear ring is damaged;
in the process of pressing the small end, the gear ring is easily pressed to be dead, equipment failure, locking of the gear ring and product damage are caused;
during the undershoot process, the gear ring is easy to be distorted and abnormal grinding is easy to occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a synchronizer gear ring assembly grinding device which is high in tool machining precision, greatly improves stability and effectively improves the qualified rate of machined products.
The utility model is realized by the following technical scheme:
a synchronizer gear ring assembly grinding device comprises a connecting member, a grinding member connected with the connecting member, and a positioning seat positioned at the bottom of the grinding member and used for mounting a synchronizer gear ring; the grinding member comprises a rotating shaft connected with the connecting member and a grinding mandrel sleeved on the outer side of the rotating shaft and coaxially arranged with the synchronizer gear ring; the rotating shaft is elastically connected with the grinding mandrel through an elastic connecting piece.
When the synchronizer gear ring positioning device is used, the positioning seat is arranged on the workbench, the outer ring of the synchronizer gear ring is circumferentially and rotationally positioned through the positioning seat, and the inner ring is circumferentially positioned; then the connecting component is connected with the driving motor, the connecting component and the grinding component are controlled to move towards one side close to the positioning seat until the outer side surface of the grinding component is tightly attached to the inner cone of the product, and the grinding component is elastically connected with the rotating shaft position, so that the grinding component is effectively prevented from crushing a synchronizer toothed ring; the grinding component is driven to rotate by the motor, so that the synchronizer gear ring is ground.
Further, in order to better implement the present invention,
in order to effectively grind the outer ring inner conical surface and the inner ring outer conical surface of the synchronizer gear ring;
the grinding member further comprises a bearing positioning seat coaxially connected with the connecting member, an upper tool body sleeved on the outer side of the bearing positioning seat and connected with the bearing positioning seat, a middle ring installed between the grinding mandrel and the upper tool body and elastically connected with the upper tool body, and a pressing ring located at the bottom of the middle ring and located at the bottom of the upper tool body.
Furthermore, in order to better realize the utility model, the middle ring drives the grinding mandrel to rotate so as to realize the grinding of the synchronizer gear ring;
the bottom of zhonghuan is provided with the pulling claw, the outside of grinding the dabber is provided with the pulling claw groove that is used for installing the pulling claw.
Further, in order to better implement the utility model, in order to provide elastic pre-tightening force for the grinding mandrel during use;
the elastic connecting piece comprises a gasket, an elastic assembly and an elastic piece, wherein the gasket is sleeved on the outer side of the rotating shaft and is positioned in the inner hole of the middle ring, the elastic assembly is used for connecting the gasket with the grinding mandrel, and the elastic piece is sleeved on the outer side of the rotating shaft and is positioned between the gasket and the grinding mandrel.
Further, in order to better implement the utility model, a chamber for mounting the elastic element is arranged on one side of the gasket and the grinding mandrel close to each other.
Furthermore, in order to better realize the utility model, the grinding mandrel comprises a connecting part positioned in the inner hole of the middle ring, a grinding part connected with one end of the connecting part far away from the rotating shaft, and a limiting part arranged between the grinding part and the connecting part and positioned at the bottom of the middle ring; the claw pulling groove is arranged on the outer side of the limiting part.
Furthermore, in order to better realize the utility model, the automatic alignment of the grinding mandrel is realized by matching with the elastic component, and the grinding of the inner conical surface of the inner ring is effectively realized;
the grinding part is in a frustum shape, and the small end of the grinding part is arranged on one side far away from the rotating shaft.
Further, in order to better implement the present invention, the elastic member includes a connection pin, and a spring fitted around an outer side of the connection pin.
Furthermore, in order to better realize the utility model, the positioning seat comprises an inner ring seat, an outer ring positioning seat and a lower tool body, wherein the inner ring seat is positioned at the bottom of the grinding mandrel and coaxially arranged, the outer ring positioning seat is sleeved on the outer side of the inner ring seat, and the lower tool body is sleeved on the outer side of the outer ring positioning seat; the lower tool body, the outer ring positioning seat and the inner ring positioning seat form a gear ring mounting groove for mounting a synchronizer gear ring.
Furthermore, in order to better realize the utility model, the outer sides of the inner ring positioning seat and the outer ring positioning seat are provided with limiting tables.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
the synchronous grinding device can effectively realize the simultaneous grinding of the inner and outer conical surfaces of the inner ring and the outer ring of the synchronizer gear ring;
the utility model can effectively avoid the contact impact of the claw pulling and the grinding mandrel with the grinding surface respectively, and avoid the damage to the synchronizer gear ring during grinding;
the utility model can realize automatic alignment, and has simple structure and strong practicability.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a three-dimensional view of a grinding mandrel of the present invention;
FIG. 4 is a schematic structural view of a middle ring in the present invention;
FIG. 5 is a schematic view of the installation of the middle ring and the grinding mandrel of the present invention;
wherein 1, connecting members; 2. a grinding member; 21. a rotating shaft; 22. grinding the mandrel; 221. a connecting portion; 222. a limiting part; 223. a grinding section; 23. an upper tool body; 24. a middle ring; 241. Claw pulling; 25. pressing a ring; 3. a positioning seat.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-5:
a synchronizer gear ring assembly grinding device comprises a connecting member 1, a grinding member 2 connected with the connecting member 1, and a positioning seat 3 which is positioned at the bottom of the grinding member 2 and used for mounting a synchronizer gear ring; the grinding member 2 comprises a rotating shaft 21 connected with the connecting member 1 and a grinding mandrel 22 sleeved on the outer side of the rotating shaft 21 and coaxially arranged with the synchronizer gear ring; the rotating shaft 21 is elastically connected with the grinding mandrel 22 through an elastic connecting piece.
When the synchronizer gear ring positioning device is used, the positioning seat 3 is arranged on a workbench, the outer ring of the synchronizer gear ring is circumferentially and rotationally positioned through the positioning seat 3, and the inner ring is circumferentially positioned; then the connecting component 1 is connected with a driving motor, the connecting component 1 and the grinding component 2 are controlled to move towards one side close to the positioning seat 3 until the outer side surface of the grinding component 2 is tightly attached to the inner cone of the product, and the grinding component 2 is elastically connected with the rotating shaft 21, so that the grinding component 2 is effectively prevented from crushing a synchronizer gear ring; the grinding member 2 is driven to rotate by the motor, so that the synchronizer gear ring is ground.
Further, in order to better realize the utility model, the grinding of the inner conical surface of the outer ring and the outer conical surface of the inner ring of the synchronizer gear ring is effectively realized;
the grinding member 2 further comprises a bearing positioning seat 3 coaxially connected with the connecting member 1, an upper tool body 23 sleeved outside the bearing positioning seat 3 and connected with each other, a middle ring 24 installed between the grinding mandrel 22 and the upper tool body 23 and elastically connected with the upper tool body 23, and a pressing ring 25 located at the bottom of the middle ring 24 and at the bottom of the upper tool body 23.
Preferably, the upper tool body 23 is sleeved with a sleeve, and includes a cylinder sleeved outside the rotating shaft 21 and an end cover arranged on one side of the cylinder close to the connecting member 1, and the inner side surface of the end cover is elastically connected with one side of the middle ring 24 far away from the positioning seat 3.
Preferably, a spring is arranged between the top of the middle ring 24 and the upper tool body 23, and the axis of the spring is parallel to the axis of the rotating shaft 21; the spring provides pretightening force for the middle ring 24, so that when the middle ring 24 abuts against an outer ring inner conical surface and an inner ring outer conical surface of the synchronizer gear ring, the middle ring 24 cannot contact and impact the abutting surfaces on the gear ring due to elastic connection, and the gear ring is prevented from being damaged;
the lifting device drives the upper tool body 23, the middle ring 24 and the grinding mandrel 22 to move towards one side close to the synchronizer gear ring, and after the middle ring 24 and the grinding mandrel 22 are respectively abutted to the grinding surface of the synchronizer gear ring, impact cannot occur due to the existence of the spring and the elastic connecting piece.
Further, in order to better implement the present invention, in order to effectively implement the rotation of the grinding mandrel 22 driven by the middle ring 24, thereby implementing the grinding of the synchronizer gear ring;
the bottom of the middle ring 24 is provided with a pulling claw 241, and the outer side of the grinding mandrel 22 is provided with a pulling claw 241 groove for installing the pulling claw 241.
The pressing ring 25 is connected with the bottom of the upper tool body 23 and is matched with the upper tool body 23 to form a middle ring 24 installation cavity, a gap exists between the inner side of the pressing ring 25 and the outer side of the grinding mandrel 22, the pulling claw 241 penetrates through the gap and the pulling claw 241 groove, and then the grinding surface is ground;
preferably, the extracting claw 241 comprises an extracting claw connecting part connected with the middle ring 24 and a grinding part 223 connected with the bottom of the extracting claw connecting part, and the grinding part 223 is connected with the extracting claw connecting part in a chamfer way; the addition of the chamfer avoids contact impact with the grinding mandrel 22;
and a claw 241 groove is formed on the outer side of the grinding mandrel 22, and the claw 241 penetrates through the claw 241 groove to grind the inner ring outer conical surface and the outer ring inner conical surface.
Preferably, the pulling claws 241 are four and are arranged along the circumferential direction of the middle ring 24; the grooves of the pawls 241 of the grinding mandrel 22 are arranged in one-to-one correspondence with the pawls 241.
Further, to better practice the utility model, in order to provide elastic pretensioning to the grinding spindle 22 during use;
the elastic connecting piece comprises a gasket sleeved on the outer side of the rotating shaft 21 and positioned in an inner hole of the middle ring 24, an elastic assembly used for connecting the gasket and the grinding mandrel 22, and an elastic piece sleeved on the outer side of the rotating shaft 21 and positioned between the gasket and the grinding mandrel 22.
Preferably, the elastic member is a spring, which is sleeved on the outer side of the rotating shaft 21 and is connected to the connecting washer and the grinding spindle 22, respectively, and acts to provide a pre-tightening force to prevent the grinding spindle 22 from impacting the grinding surface after abutting against the synchronizer ring gear.
Further, for better realisation of the utility model, said washer and grinding mandrel 22 are provided with a chamber for mounting the elastic element on the side close to each other.
Further, in order to better implement the present invention, the grinding mandrel 22 includes a connecting portion 221 located in the inner hole of the middle ring 24, a grinding portion 223 connected to one end of the connecting portion 221 away from the rotating shaft 21, and a limiting portion 222 disposed between the grinding portion 223 and the connecting portion 221 and located at the bottom of the middle ring 24; the grooves of the fingers 241 are disposed outside the stopper 222.
The pulling claw 241 penetrates through the pulling claw 241 groove on the limiting part 222 and is abutted with the grinding surface; under the condition that the rotating shaft 21 rotates, the grinding mandrel 22 enables the middle ring 24 to also rotate along the axial direction of the rotating shaft 21 due to the matching of the grooves of the pulling claws 241 and the pulling claws 241, so that the grinding surface opposite to the middle ring 24 is ground;
further, in order to better implement the present invention, the automatic alignment of the grinding mandrel 22 is realized in cooperation with the elastic component, and the grinding of the inner conical surface of the inner ring is effectively realized;
the grinding portion 223 is in the shape of a frustum, and the small end thereof is disposed on the side away from the rotating shaft 21.
Further, in order to better implement the present invention, the elastic member includes a connection pin, and a spring fitted around an outer side of the connection pin.
Further, in order to better implement the present invention, the positioning seat 3 includes an inner ring seat, an outer ring positioning seat and a lower tool body, wherein the inner ring seat is located at the bottom of the grinding mandrel 22 and coaxially arranged, the outer ring positioning seat is sleeved outside the inner ring seat, and the lower tool body is sleeved outside the outer ring positioning seat; the lower tool body, the outer ring positioning seat and the inner ring positioning seat form a gear ring mounting groove for mounting a synchronizer gear ring.
The positioning seat 3 is used for fixing the synchronizer gear ring, so that the synchronizer gear ring cannot rotate along the axial direction of the rotating shaft 21 in the grinding process.
Furthermore, in order to better realize the utility model, the outer sides of the inner ring positioning seat and the outer ring positioning seat are provided with limiting tables.
The limiting table is arranged corresponding to the groove on the outer ring and the groove on the inner ring of the synchronizer gear ring, so that the synchronizer gear ring is fixed and cannot rotate around the axial direction of the rotating shaft 21.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides a synchronous ware ring gear subassembly grinder which characterized in that: the synchronous device comprises a connecting member, a grinding member connected with the connecting member, and a positioning seat which is positioned at the bottom of the grinding member and used for mounting a synchronizer gear ring; the grinding member comprises a rotating shaft connected with the connecting member and a grinding mandrel sleeved on the outer side of the rotating shaft and coaxially arranged with the synchronizer gear ring; the rotating shaft is elastically connected with the grinding mandrel through an elastic connecting piece.
2. The synchronizer ring assembly grinding apparatus as set forth in claim 1, wherein: the grinding member further comprises a bearing positioning seat coaxially connected with the connecting member, an upper tool body sleeved on the outer side of the bearing positioning seat and connected with the bearing positioning seat, a middle ring installed between the grinding mandrel and the upper tool body and elastically connected with the upper tool body, and a pressing ring located at the bottom of the middle ring and located at the bottom of the upper tool body.
3. The synchronizer ring assembly grinding apparatus as set forth in claim 2, wherein: the bottom of zhonghuan is provided with the pulling claw, the outside of grinding the dabber is provided with the pulling claw groove that is used for installing the pulling claw.
4. The synchronizer ring assembly grinding apparatus as set forth in claim 3, wherein: the elastic connecting piece comprises a gasket, an elastic assembly and an elastic piece, wherein the gasket is sleeved on the outer side of the rotating shaft and is positioned in the inner hole of the middle ring, the elastic assembly is used for connecting the gasket with the grinding mandrel, and the elastic piece is sleeved on the outer side of the rotating shaft and is positioned between the gasket and the grinding mandrel.
5. The synchronizer ring assembly grinding apparatus as set forth in claim 4, wherein: and a chamber for mounting the elastic piece is arranged at one side of the gasket, which is close to the grinding mandrel.
6. The synchronizer ring assembly grinding apparatus as set forth in claim 4, wherein: the grinding mandrel comprises a connecting part positioned in the inner hole of the middle ring, a grinding part connected with one end of the connecting part far away from the rotating shaft, and a limiting part arranged between the grinding part and the connecting part and positioned at the bottom of the middle ring; the claw pulling groove is arranged on the outer side of the limiting part.
7. The synchronizer ring assembly grinding apparatus as set forth in claim 6, wherein: the grinding part is in a frustum shape, and the small end of the grinding part is arranged on one side far away from the rotating shaft.
8. The synchronizer ring assembly grinding apparatus as set forth in claim 4, wherein: the elastic piece comprises a connecting pin and a spring sleeved on the outer side of the connecting pin.
9. The synchronizer ring assembly grinding apparatus as set forth in claim 1, wherein: the positioning seat comprises an inner ring seat, an outer ring positioning seat and a lower tool body, wherein the inner ring seat is positioned at the bottom of the grinding mandrel and coaxially arranged, the outer ring positioning seat is sleeved on the outer side of the inner ring seat, and the lower tool body is sleeved on the outer side of the outer ring positioning seat; the lower tool body, the outer ring positioning seat and the inner ring positioning seat form a gear ring mounting groove for mounting a synchronizer gear ring.
10. The synchronizer ring assembly grinding apparatus as set forth in claim 9, wherein: and a limiting table is arranged on the outer side of the inner ring positioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122915784.9U CN216463904U (en) | 2021-11-25 | 2021-11-25 | Synchronizer gear ring assembly grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122915784.9U CN216463904U (en) | 2021-11-25 | 2021-11-25 | Synchronizer gear ring assembly grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216463904U true CN216463904U (en) | 2022-05-10 |
Family
ID=81399655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122915784.9U Active CN216463904U (en) | 2021-11-25 | 2021-11-25 | Synchronizer gear ring assembly grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216463904U (en) |
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2021
- 2021-11-25 CN CN202122915784.9U patent/CN216463904U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Bing Inventor after: Jian Guangfen Inventor before: Wang Bing |
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| CB03 | Change of inventor or designer information |