CN218801267U - Bearing inner race groove is work piece clamping structure for automatic grinding machine - Google Patents
Bearing inner race groove is work piece clamping structure for automatic grinding machine Download PDFInfo
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- CN218801267U CN218801267U CN202222992143.8U CN202222992143U CN218801267U CN 218801267 U CN218801267 U CN 218801267U CN 202222992143 U CN202222992143 U CN 202222992143U CN 218801267 U CN218801267 U CN 218801267U
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- tungsten steel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a bearing inner race groove is work piece clamping structure for automatic grinding machine, including first support handle, handle and terminal surface backer are supported to the second, the terminal surface backer is used for holding the work piece through excitation and drives the work piece rotatory, first support handle includes canned paragraph and movable section, the movable section rotationally connects the front side at the canned paragraph through the round pin axle, the side of movable section and canned paragraph is connected through the extension spring, the front end of movable section is equipped with V type groove, the both sides in V type groove are fixed with the first tungsten steel column of a detachable respectively, every first tungsten steel column is cylindrically, the front end that the handle was supported to the second is fixed with a detachable second tungsten steel column, two first tungsten steel columns and second tungsten steel column are used for supporting the inner circle of work piece through the point contact and link up. This work piece clamping structure designs first support handle for the form of fixed section and movable section, can avoid causing the bruise to the inner circle channel of work piece, and in addition, first tungsten steel post and second tungsten steel post all adopt detachable mounting means, are convenient for regularly change.
Description
Technical Field
The utility model relates to a bearing inner race channel automatic grinding machine accessory specifically is a bearing inner race channel is work piece clamping structure for automatic grinding machine.
Background
An automatic grinding machine for a bearing inner ring channel usually adopts a centerless support clamping structure to clamp a bearing inner ring workpiece, the workpiece clamping structure mainly comprises two radial support handles and an end surface backer, the two radial support handles are fixed around a workpiece clamping position at a certain included angle, the radial position of the workpiece is fixed from the outer circumferential surface of the radial support workpiece, and the workpiece is axially positioned through the end surface backer. The end surface backer attracts a workpiece through excitation and drives the workpiece to rotate, and then grinding work of inner ring communication on the outer circumferential surface of the workpiece is finished through feeding of a grinding wheel.
The centerless support clamping structure adopts an integral support, and the front ends of two radial support handles are welded with square tungsten steel support heads. When a workpiece is clamped, the two tungsten steel supporting heads can only support the outer circumferential surface of the workpiece, in order to avoid frictional wear between the two tungsten steel supporting heads and the outer circumferential surface of the workpiece, a grinding procedure of the outer circumferential surface of the workpiece needs to be performed in advance before the inner circumferential surface communicates with the inner circumferential surface for grinding so as to ensure higher precision and surface smoothness of the outer circumferential surface of the workpiece, and when a manipulator carries out loading and unloading operation on the workpiece along the circumferential direction of a grinding wheel, the tungsten steel supporting heads easily damage the surface of the workpiece, once the tungsten steel supporting heads are worn, the whole supporting handle needs to be replaced.
Disclosure of Invention
The utility model aims to solve the technical problem that, to prior art not enough, provide a bearing inner circle is work piece clamping structure for automatic grinding machine of channel, can avoid causing the bruise to the inner circle channel of work piece.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a bearing inner race groove is work piece clamping structure for automatic grinding machine, includes that first support handle, second support handle and terminal surface lean on the mountain, the terminal surface lean on the mountain be used for holding the work piece through excitation and drive the work piece rotatory, first support handle include canned paragraph and movable section, movable section rotationally connect through the round pin axle in the front side of canned paragraph, movable section with the side of canned paragraph connect through the extension spring, the front end of movable section be equipped with V type groove, the both sides in V type groove be fixed with the first tungsten steel post of a detachable respectively, the second support the front end of handle be fixed with a detachable second tungsten steel post, every first tungsten steel post with second tungsten steel post be cylindrical respectively, two first tungsten steel post and second tungsten steel post be used for supporting the inner circle of work piece through the point contact and communicate.
The utility model discloses during work piece clamping structure clamping work piece, through the inner circle channel of first tungsten steel post and the direct support work piece of second tungsten steel post, the outer periphery of grinding work piece, reducible one manufacturing procedure in advance need not. This clamping structure designs first support handle into the form of fixed section and movable section, and the movable section is rotatable, and under the spring action of extension spring, the movable section remains the stress state all the time to when unloading in the work piece is automatic, the movable section can automatic rotation adjust self position under the touching of the outer periphery of work piece, avoid causing the clashing and hurting to the inner circle channel of work piece, in addition, first tungsten steel post and second tungsten steel post all adopt detachable mounting means, are convenient for regularly change.
Preferably, the front end of the movable section is symmetrically provided with two first positioning blocks, the V-shaped groove is enclosed by the two first positioning blocks, a first elastic clamping groove is formed in the inner side of each first positioning block, a first cylindrical slotted hole is formed in each first positioning block, the first cylindrical slotted hole is close to the first elastic clamping groove, each first tungsten steel column is detachably installed in one first elastic clamping groove in an embedded manner, a first fixing screw is installed in each first cylindrical slotted hole, and each first fixing screw is used for laterally compressing the cylindrical surface of one first tungsten steel column. The installation of the first tungsten steel column in the first elastic clamping groove is realized through the first elastic clamping groove and the first fixing screws, the structure is simple, and the dismounting and the mounting are convenient.
Preferably, a second positioning block is arranged at the front end of the second support handle, a second elastic clamping groove is formed in the inner side of the second positioning block, a second cylindrical slot is formed in the second positioning block, the second cylindrical slot is close to the second elastic clamping groove, the second tungsten steel column is detachably installed in the second elastic clamping groove in an embedded mode, a second fixing screw is installed in the second cylindrical slot, and the second fixing screw is used for compressing the cylindrical surface of the second tungsten steel column from the side face. The installation of the second tungsten steel column in the second elastic clamping groove is realized through the second elastic clamping groove and the second fixing screws, the structure is simple, and the dismounting is convenient.
Preferably, chamfers are respectively arranged at two ends of each of the first tungsten steel column and the second tungsten steel column, so that the first tungsten steel column and the second tungsten steel column are prevented from causing collision damage to the workpiece.
Preferably, the fixing section and the second support handle are respectively provided with a waist-shaped hole, the waist-shaped holes are respectively provided with an adjusting screw, and the adjusting screws are used for adjusting the distance between the first support handle and the workpiece clamping position and the distance between the second support handle and the workpiece clamping position. The adjusting screw is matched with the waist-shaped hole, so that the position adjustment of the first supporting handle and the second supporting handle can be realized, and the supporting effect on workpieces of different specifications is ensured.
Preferably, a tungsten steel sleeve is coaxially fixed on the end surface backer, a plurality of radiating grooves are formed in the tungsten steel sleeve, and when the end surface backer sucks a workpiece, the tungsten steel sleeve is in contact with the end surface of the workpiece. The tungsten steel sleeve with the heat dissipation groove is in contact with the end face of the workpiece, so that the end face contact strength can be increased, the tungsten steel sleeve is good in heat dissipation effect and longer in service life, the maintenance and replacement time of the end face backer can be shortened, and the tooling cost is greatly reduced.
Compared with the prior art, the utility model has the advantages of as follows: the utility model discloses bearing inner race is work piece clamping structure for automatic grinding machine of channel designs first support handle as the form of canned paragraph and activity section, the activity section is rotatable, and under the spring action of extension spring, the activity section remains the stress state throughout, thereby when unloading in the work piece is automatic, the activity section can rotate the position of regulation self automatically under the touching of the outer periphery of work piece, avoid causing the collision injury to the inner circle channel of work piece, furthermore, detachable mounting means is all adopted to first tungsten steel column and second tungsten steel column, be convenient for periodic replacement.
Drawings
FIG. 1 is a schematic view of a workpiece clamped state in the embodiment;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged top plan view of the workpiece side of FIG. 1;
FIG. 4 is an enlarged view of FIG. 3 at B;
fig. 5 is a schematic diagram of a standby state of the workpiece clamping structure after blanking.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
The workpiece clamping structure for the automatic grinding machine of the bearing inner ring channel comprises a first supporting handle, a second supporting handle 2 and an end face backer 3, wherein the end face backer 3 is used for attracting a workpiece 5 through excitation and driving the workpiece 5 to rotate, the first supporting handle comprises a fixed section 11 and a movable section 12, the movable section 12 is rotatably connected to the front side of the fixed section 11 through a pin shaft 13, the side faces of the movable section 12 and the fixed section 11 are connected through a tension spring 4, a V-shaped groove 14 is formed in the front end of the movable section 12, a detachable first tungsten steel column 15 is respectively fixed to each of two sides of the V-shaped groove 14, a detachable second tungsten steel column 21 is fixed to the front end of the second supporting handle 2, each first tungsten steel column 15 and each second tungsten steel column 21 are cylindrical, chamfers are respectively arranged at two ends of each first tungsten steel column 15, and each second tungsten steel column 21 are used for supporting inner rings of the workpiece 5 through point contact.
In this embodiment, the front end of the active segment 12 is symmetrically provided with two first positioning blocks 16, the v-shaped groove 14 is defined by the two first positioning blocks 16, the inner side of each first positioning block 16 is provided with a first elastic clamping groove 17, each first positioning block 16 is provided with a first cylindrical groove (not shown in the figure), the first cylindrical groove is close to the first elastic clamping groove 17, each first tungsten steel column 15 is detachably installed in one first elastic clamping groove 17 in an embedded manner, each first 1-column groove is internally provided with a first fixing screw 18, and each first fixing screw 18 is used for compressing the cylindrical surface of one first tungsten steel column 15 from the side; a second positioning block 22 is arranged at the front end of the second support handle 2, a second elastic clamping groove (not shown in the figure) is formed in the inner side of the second positioning block 22, a second cylindrical slot (not shown in the figure) is formed in the second positioning block 22, the second cylindrical slot is close to the second elastic clamping groove, the second tungsten steel column 21 is detachably installed in the second elastic clamping groove in an embedded mode, a second fixing screw 23 is installed in the second cylindrical slot, and the second fixing screw 23 is used for compressing the cylindrical surface of the second tungsten steel column 21 from the side surface.
In this embodiment, the fixing section 11 and the second support handle 2 are respectively provided with a waist-shaped hole 41, an adjusting screw 42 is respectively installed in the waist-shaped hole 41, and the adjusting screw 42 is used for adjusting the distance between the clamping positions of the first support handle and the workpiece 5 and the clamping positions of the second support handle 2.
In this embodiment, the end surface backer 3 is coaxially fixed with a tungsten steel sleeve 31, the tungsten steel sleeve 31 is provided with four heat dissipation grooves 32, and when the end surface backer 3 sucks the workpiece 5, the tungsten steel sleeve 31 contacts with the end surface of the workpiece 5.
Before the workpiece clamping structure is clamped and used, the positions of the first supporting handle and the second supporting handle 2 are adjusted, then the workpiece 5 is clamped by the manipulator for automatic feeding, after the workpiece 5 is fed in place, the two first tungsten steel columns 15 and the second tungsten steel columns 21 directly support the inner ring channel 51 of the workpiece 5 in a point contact mode, meanwhile, the tungsten steel sleeves on the end surface backer 3 are in contact with the end surface of the workpiece 5, the workpiece 5 is attracted by excitation, the workpiece 5 is driven to rotate, and the inner ring channel 51 of the workpiece 5 is ground by the grinding wheel 6. After the workpiece clamping structure is adopted, the outer circumferential surface 52 of the workpiece 5 does not need to be ground in advance, and one processing procedure can be reduced.
Claims (6)
1. The utility model provides a bearing inner race groove is work piece clamping structure for automatic grinding machine, includes that first support handle, second support handle and terminal surface lean on the mountain, the terminal surface lean on the mountain be used for holding the work piece through excitation and drive the work piece rotatory, its characterized in that, first support handle include canned paragraph and movable section, movable section rotationally connect through the round pin axle in the front side of canned paragraph, movable section with the side of canned paragraph connect through the extension spring, the front end of movable section be equipped with V type groove, the both sides in V type groove be fixed with the first tungsten steel post of a detachable respectively, the front end of second support handle be fixed with a detachable second tungsten steel post, every first tungsten steel post with second tungsten steel post be cylindrical respectively, two first tungsten steel post and second tungsten steel post be used for supporting the inner circle of work piece through the point contact and communicate.
2. The workpiece clamping structure for the automatic grinding machine of the bearing inner ring channel is characterized in that two first positioning blocks are symmetrically arranged at the front end of the movable section, the V-shaped groove is defined by the two first positioning blocks, a first elastic clamping groove is formed in the inner side of each first positioning block, a first cylindrical groove hole is formed in each first positioning block, the first cylindrical groove hole is close to the first elastic clamping groove, each first tungsten steel column is detachably installed in one first elastic clamping groove in an embedded mode, a first fixing screw is installed in each first cylindrical groove hole, and each first fixing screw is used for pressing the cylindrical surface of one first tungsten steel column from the side face.
3. The workpiece clamping structure for the automatic grinding machine of the bearing inner ring channel as claimed in claim 2, wherein a second positioning block is arranged at the front end of the second support handle, a second elastic clamping groove is formed in the inner side of the second positioning block, a second cylindrical slot is formed in the second positioning block, the second cylindrical slot is close to the second elastic clamping groove, the second tungsten steel column is detachably installed in the second elastic clamping groove in an embedded manner, a second fixing screw is installed in the second cylindrical slot, and the second fixing screw is used for pressing the cylindrical surface of the second tungsten steel column from the side.
4. The workpiece clamping structure for the automatic grinding machine of the bearing inner ring channel as claimed in claim 1, wherein chamfers are respectively arranged at two ends of each of the first tungsten steel column and the second tungsten steel column.
5. The workpiece clamping structure for the automatic grinding machine of the bearing inner ring groove as claimed in claim 1, wherein the fixing section and the second support handle are respectively provided with a waist-shaped hole, the waist-shaped holes are respectively provided with an adjusting screw, and the adjusting screws are used for adjusting the distance between the first support handle and the workpiece clamping position and the distance between the second support handle and the workpiece clamping position.
6. The workpiece clamping structure for the automatic grinding machine of the bearing inner ring groove as claimed in any one of claims 1 to 5, wherein a tungsten steel sleeve is coaxially fixed on the end surface backer, a plurality of heat dissipation grooves are formed in the tungsten steel sleeve, and when the end surface backer sucks the workpiece, the tungsten steel sleeve is in contact with the end surface of the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222992143.8U CN218801267U (en) | 2022-11-08 | 2022-11-08 | Bearing inner race groove is work piece clamping structure for automatic grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222992143.8U CN218801267U (en) | 2022-11-08 | 2022-11-08 | Bearing inner race groove is work piece clamping structure for automatic grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218801267U true CN218801267U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222992143.8U Active CN218801267U (en) | 2022-11-08 | 2022-11-08 | Bearing inner race groove is work piece clamping structure for automatic grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218801267U (en) |
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2022
- 2022-11-08 CN CN202222992143.8U patent/CN218801267U/en active Active
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