CN221270795U - Electromagnetic coreless clamp suitable for combined bearing ring grinding - Google Patents
Electromagnetic coreless clamp suitable for combined bearing ring grinding Download PDFInfo
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- CN221270795U CN221270795U CN202322907913.9U CN202322907913U CN221270795U CN 221270795 U CN221270795 U CN 221270795U CN 202322907913 U CN202322907913 U CN 202322907913U CN 221270795 U CN221270795 U CN 221270795U
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- 229920006351 engineering plastic Polymers 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model provides an electromagnetic coreless clamp suitable for grinding a combined bearing ring, which belongs to the technical field of machining clamps and aims to solve the problem that the surface of a bearing is worn in the use process of the existing electromagnetic coreless clamp to influence the dimensional accuracy of the bearing, and the electromagnetic coreless clamp comprises a support body, an adjusting block, an adjustable support block and a fixed support block; the adjusting block is connected to the upper end of the left side of the supporting body in a sliding manner; the adjustable supporting blocks are connected in the left chute and the right chute in a left-right sliding manner; the fixed supporting block is fixedly connected to the right end of the upper end face of the supporting body, the bearings with different sizes are conveniently clamped through the adjusting screw rod, the working efficiency is improved, fulcrum marks are prevented from being generated on the surface of the bearing through the workpiece supporting block, the dimensional accuracy of the bearing is improved, the position of the workpiece supporting block is limited through the limiting baffle plate when the workpiece supporting block is replaced, and the installation speed is improved.
Description
Technical Field
The utility model belongs to the technical field of machining fixtures, and particularly relates to an electromagnetic coreless fixture suitable for grinding a combined bearing ring.
Background
The bearing is used as an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision, and in the process of producing a bearing ring, a clamp used on a bearing grinding machine tool is usually an electromagnetic centerless clamp.
Based on the above, the existing electromagnetic coreless clamp generally adopts welded hard alloy as a support, and in the use process, abrasion can be generated on the surface of the bearing, the dimensional accuracy of the bearing is affected, and the clamp is inconvenient to adjust when the bearings with different sizes are processed, so that the production efficiency is reduced.
Accordingly, the present invention has been made in view of the above problems, and an object of the present invention is to provide an electromagnetic coreless jig suitable for grinding a combined bearing ring, which is more practical.
Disclosure of utility model
In order to solve the technical problems, the utility model provides the electromagnetic coreless clamp suitable for the combined bearing ring grinding processing, so as to solve the problems that the conventional electromagnetic coreless clamp generally adopts welded hard alloy as a support, the surface of a bearing is worn in the use process, the dimensional accuracy of the bearing is affected, the clamp is inconvenient to adjust when the bearings with different sizes are processed, and the production efficiency is reduced.
The utility model is suitable for the purpose and the effect of the electromagnetic coreless clamp for grinding the combined bearing ring, and is achieved by the following specific technical means:
The electromagnetic coreless clamp suitable for grinding the combined bearing ring comprises a support body, a curved surface sliding groove, a mounting hole, a positioning hole, an adjusting block, a curved surface sliding block, a left sliding groove, a right sliding groove, an adjustable supporting block and a fixed supporting block; the curved surface sliding grooves are provided with two groups, and the two groups of curved surface sliding grooves are respectively arranged at the front end and the rear end of the supporting body; the mounting hole is formed in the front end face of the support body; the positioning hole is formed above the front end surface mounting hole of the support body; the adjusting block is connected to the upper end of the left side of the supporting body in a sliding manner; the two groups of curved surface sliding blocks are respectively and fixedly connected to the front end face and the rear end face of the adjusting block, and the adjusting block is slidably connected in the curved surface sliding groove through the curved surface sliding blocks; the left and right sliding grooves are formed in the upper end face of the adjusting block; the adjustable supporting blocks are connected in the left chute and the right chute in a left-right sliding manner; the fixed supporting block is fixedly connected to the right end of the upper end face of the supporting body.
Further, the adjusting block comprises an adjusting rack, an adjusting gear and an operating shaft; the adjusting rack is arranged at the front end of the adjusting block; the adjusting gear is rotatably connected to the front end of the adjusting block and meshed with the adjusting rack; the operation shaft is fixedly connected to the front end face of the adjusting gear.
Further, the adjusting block also comprises a positioning shaft; the positioning shaft is connected in the positioning hole in a front-back sliding mode.
Further, the adjusting block further comprises an adjusting screw rod and an operating hand wheel; the adjusting screw rod is rotatably connected in the left chute and the right chute; the operating hand wheel is fixedly connected to the left end face of the adjusting screw rod;
the adjustable supporting block comprises a left sliding block and a right sliding block; the left and right sliding blocks are fixedly connected to the lower end face of the adjustable supporting block, and the left and right sliding blocks are connected to the adjusting screw rod in a threaded manner.
Further, the adjustable supporting block also comprises a workpiece supporting block and a connecting bolt; the work piece supporting blocks are made of engineering plastics, two groups of work piece supporting blocks are arranged, the two groups of work piece supporting blocks are respectively and fixedly arranged at the upper ends of the adjustable supporting blocks and the fixed supporting blocks, and each group of work piece supporting blocks is provided with four groups of connecting bolts.
Further, the adjustable supporting block further comprises a limit baffle; the limiting baffles are provided with two groups, and the two groups of limiting baffles are respectively and fixedly connected to the lower ends of the adjustable supporting blocks and the fixed supporting blocks.
Compared with the prior art, the utility model has the following beneficial effects:
The adjusting block also comprises a positioning shaft, and the adjusting gear is fixed through the positioning shaft after the adjustment is finished, so that the workpiece is prevented from falling off due to rotation of the adjusting block after vibration in the working process.
The adjusting block also comprises the adjusting screw rod, the distance between the two groups of supporting blocks is adjusted through the adjusting screw rod, so that bearings with different sizes can be conveniently clamped, the operation is simple, and the working efficiency is improved.
The adjustable supporting block also comprises a workpiece supporting block, so that the fulcrum marks generated by abrasion of the surface of the bearing are avoided through the workpiece supporting block, and the dimensional accuracy of the bearing is improved.
The adjustable supporting block also comprises a limiting baffle, the position of the workpiece supporting block is limited by the limiting baffle when the workpiece supporting block is replaced, so that several groups of threaded mounting holes are aligned conveniently, and the mounting speed is improved.
According to the utility model, the clamping angle of the clamp is changed by adjusting the gear, the workpiece is prevented from falling due to rotation of the adjusting block after vibration in the working process by the positioning shaft, the bearings with different sizes are conveniently clamped by adjusting the distance between the two groups of supporting blocks by adjusting the lead screw, the operation is simple, the working efficiency is improved, the fulcrum marks generated by abrasion of the surfaces of the bearings are avoided by the workpiece supporting blocks, the dimensional accuracy of the bearings is improved, the workpiece supporting blocks made of engineering plastics are more wear-resistant, a certain vibration absorption effect is achieved, the workpiece supporting blocks can be replaced by the connecting bolts after abrasion, the positions of the workpiece supporting blocks are limited by the limiting baffle plates when the workpiece supporting blocks are replaced, the alignment of a plurality of groups of threaded holes is facilitated, and the installation speed is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the adjusting gear structure of the present utility model.
Fig. 3 is a schematic view of the left and right chute structure of the present utility model.
Fig. 4 is a schematic view of the left and right slider structures of the present utility model.
Fig. 5 is a schematic view of the structure of the connecting bolt of the present utility model.
Fig. 6 is a schematic view of the structure of the mounting hole and the positioning hole of the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. A support body; 101. curved surface sliding grooves; 102. a mounting hole; 103. positioning holes; 2. adjusting the block; 201. a curved surface slide block; 202. adjusting a rack; 203. an adjusting gear; 204. an operation shaft; 205. positioning a shaft; 206. adjusting a screw rod; 207. a left chute and a right chute; 208. operating a hand wheel; 3. an adjustable support block; 301. a left and right slider; 302. a workpiece support block; 303. a connecting bolt; 304. a limit baffle; 4. and fixing the supporting block.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples:
As shown in fig. 1 to 6:
The utility model provides an electromagnetic coreless clamp suitable for grinding a combined bearing ring, which comprises a support body 1, a curved surface sliding groove 101, a mounting hole 102, a positioning hole 103, an adjusting block 2, a curved surface sliding block 201, a left sliding groove 207, a right sliding groove 207, an adjustable support block 3 and a fixed support block 4; the curved surface sliding grooves 101 are provided with two groups, and the two groups of curved surface sliding grooves 101 are respectively arranged at the front end and the rear end of the support body 1; the mounting hole 102 is formed on the front end surface of the support body 1; the positioning hole 103 is formed above the front end surface mounting hole 102 of the support body 1; the adjusting block 2 is connected to the upper end of the left side of the supporting body 1 in a sliding way; the curved surface slide blocks 201 are provided with two groups, the two groups of curved surface slide blocks 201 are respectively and fixedly connected to the front end surface and the rear end surface of the adjusting block 2, and the adjusting block 2 is slidably connected in the curved surface slide groove 101 through the curved surface slide blocks 201; the left and right sliding grooves 207 are formed in the upper end face of the adjusting block 2; the adjustable supporting block 3 is connected in the left and right sliding grooves 207 in a left and right sliding manner; the fixed support block 4 is fixedly connected to the right end of the upper end face of the support body 1.
Wherein, the adjusting block 2 comprises an adjusting rack 202, an adjusting gear 203 and an operating shaft 204; the adjusting rack 202 is arranged at the front end of the adjusting block 2; the adjusting gear 203 is rotatably connected to the front end of the adjusting block 2 and meshed with the adjusting rack 202; the operation shaft 204 is fixedly connected to the front end surface of the adjustment gear 203; in use, the adjustment gear 203 is rotated by rotating the operating shaft 204, and the adjustment block 2 is rotated by rack-and-pinion engagement, changing the clamping angle of the clamp.
Wherein the adjusting block 2 further comprises a positioning shaft 205; the positioning shaft 205 is connected in the positioning hole 103 in a sliding way back and forth; in use, the positioning shaft 205 is used for fixing the adjusting gear 203 after the adjustment is finished, so that the workpiece is prevented from falling off due to rotation of the adjusting block 2 after vibration in the working process.
Wherein, the adjusting block 2 also comprises an adjusting screw 206 and an operating hand wheel 208; the adjusting screw 206 is rotatably connected in the left and right sliding grooves 207; the operation hand wheel 208 is fixedly connected to the left end face of the adjustment screw 206;
The adjustable supporting block 3 comprises a left sliding block 301 and a right sliding block 301; the left and right sliding blocks 301 are fixedly connected to the lower end face of the adjustable supporting block 3, and the left and right sliding blocks 301 are in threaded connection with the adjusting screw rod 206; in use, the adjusting screw rod 206 is rotated by rotating the operating hand wheel 208, the adjustable supporting blocks 3 slide in the left and right sliding grooves 207 along with the left and right sliding blocks 301, the distance between the two groups of supporting blocks is adjusted, the bearings with different sizes are conveniently clamped, the operation is simple, and the working efficiency is improved.
Wherein the adjustable support block 3 further comprises a workpiece supporting block 302 and a connecting bolt 303; the workpiece supporting blocks 302 are made of engineering plastics, two groups of workpiece supporting blocks 302 are arranged, the two groups of workpiece supporting blocks 302 are respectively and fixedly arranged at the upper ends of the adjustable supporting blocks 3 and the fixed supporting blocks 4, and each group of workpiece supporting blocks 302 is provided with four groups of connecting bolts 303; in use, the position of the workpiece supporting block 302 is fixed by the connecting bolt 303, the workpiece supporting block 302 is prevented from sliding in the clamping process, the supporting point mark generated by abrasion of the surface of the bearing is avoided by the workpiece supporting block 302, the dimensional accuracy of the bearing is improved, the workpiece supporting block 302 made of engineering plastics is wear-resistant, a certain vibration absorbing effect is achieved, and the workpiece supporting block 302 can be replaced by the connecting bolt 303 after abrasion.
Wherein, the adjustable supporting block 3 also comprises a limit baffle 304; the two groups of limit baffles 304 are arranged, and the two groups of limit baffles 304 are respectively and fixedly connected to the lower ends of the adjustable supporting block 3 and the fixed supporting block 4; in use, the position of the workpiece support block 302 is limited by the limit stop 304 when the workpiece support block 302 is replaced, so that several groups of threaded holes are aligned conveniently, and the installation speed is improved.
Specific use and action of the embodiment: in use, the adjusting gear 203 is rotated by rotating the operating shaft 204, the adjusting block 2 is rotated by meshing of the gear and the rack, the clamping angle of the clamp is changed, the adjusting gear 203 is fixed by the positioning shaft 205 after the adjustment is finished, the workpiece is prevented from falling off due to the fact that the adjusting block 2 is vibrated in the working process, the adjusting screw 206 is rotated by rotating the operating hand wheel 208, the adjustable supporting block 3 slides in the left and right sliding grooves 207 along the left and right sliding blocks 301, the distance between the two groups of supporting blocks is adjusted, the bearings with different sizes are conveniently clamped, the operation is simple, the working efficiency is improved, the position of the workpiece supporting block 302 is fixed by the connecting bolt 303, the sliding of the workpiece supporting block 302 in the clamping process is prevented, the fulcrum mark is avoided from being generated due to the abrasion of the workpiece supporting block 302 on the surface, the dimensional accuracy of the bearing is improved, the workpiece supporting block 302 made of engineering plastics is more wear-resistant, a certain vibration absorbing effect is achieved, the workpiece supporting block 302 can be replaced by the connecting bolt 303, the positions of the workpiece supporting block 302 are limited by the limiting baffle 304 when the workpiece supporting block 302 is replaced, the installation speed is conveniently improved.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. Be applicable to combination formula bearing ring grinds processing electromagnetism centerless fixture, its characterized in that: the device comprises a supporting body (1), a curved sliding groove (101), a mounting hole (102), a positioning hole (103), an adjusting block (2), a curved sliding block (201), left and right sliding grooves (207), an adjustable supporting block (3) and a fixed supporting block (4); the curved surface sliding grooves (101) are arranged in two groups, and the two groups of curved surface sliding grooves (101) are respectively arranged at the front end and the rear end of the supporting body (1); the mounting hole (102) is formed in the front end face of the support body (1); the positioning hole (103) is formed above the front end surface mounting hole (102) of the support body (1); the adjusting block (2) is connected to the upper end of the left side of the supporting body (1) in a sliding manner; the curved surface sliding blocks (201) are provided with two groups, the two groups of curved surface sliding blocks (201) are respectively and fixedly connected to the front end face and the rear end face of the adjusting block (2), and the adjusting block (2) is slidably connected in the curved surface sliding groove (101) through the curved surface sliding blocks (201); the left and right sliding grooves (207) are formed in the upper end face of the adjusting block (2); the adjustable supporting block (3) is connected in the left and right sliding grooves (207) in a left and right sliding manner; the fixed supporting block (4) is fixedly connected to the right end of the upper end face of the supporting body (1).
2. An electromagnetic coreless fixture suitable for use in combination bearing ring grinding as claimed in claim 1, wherein: the adjusting block (2) comprises an adjusting rack (202), an adjusting gear (203) and an operating shaft (204); the adjusting rack (202) is arranged at the front end of the adjusting block (2); the adjusting gear (203) is rotatably connected to the front end of the adjusting block (2) and meshed with the adjusting rack (202); the operation shaft (204) is fixedly connected to the front end surface of the adjusting gear (203).
3. An electromagnetic coreless fixture suitable for use in combination bearing ring grinding as claimed in claim 1, wherein: the adjusting block (2) further comprises a positioning shaft (205); the positioning shaft (205) is connected in the positioning hole (103) in a front-back sliding way.
4. An electromagnetic coreless fixture suitable for use in combination bearing ring grinding as claimed in claim 1, wherein: the adjusting block (2) further comprises an adjusting screw rod (206) and an operating hand wheel (208); the adjusting screw rod (206) is rotatably connected in the left chute (207); the operation hand wheel (208) is fixedly connected to the left end face of the adjusting screw rod (206);
The adjustable supporting block (3) comprises a left sliding block (301) and a right sliding block (301); the left and right sliding blocks (301) are fixedly connected to the lower end face of the adjustable supporting block (3), and the left and right sliding blocks (301) are in threaded connection with the adjusting screw rod (206).
5. An electromagnetic coreless fixture suitable for use in combination bearing ring grinding as claimed in claim 1, wherein: the adjustable supporting block (3) further comprises a workpiece supporting block (302) and a connecting bolt (303); the workpiece supporting blocks (302) are made of engineering plastics, the workpiece supporting blocks (302) are provided with two groups, the two groups of workpiece supporting blocks (302) are respectively and fixedly arranged at the upper ends of the adjustable supporting blocks (3) and the fixed supporting blocks (4), and each group of workpiece supporting blocks (302) is provided with four groups of connecting bolts (303).
6. An electromagnetic coreless fixture suitable for use in combination bearing ring grinding as claimed in claim 1, wherein: the adjustable supporting block (3) further comprises a limit baffle (304); the limiting baffles (304) are provided with two groups, and the two groups of limiting baffles (304) are respectively and fixedly connected to the lower ends of the adjustable supporting blocks (3) and the fixed supporting blocks (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322907913.9U CN221270795U (en) | 2023-10-30 | 2023-10-30 | Electromagnetic coreless clamp suitable for combined bearing ring grinding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322907913.9U CN221270795U (en) | 2023-10-30 | 2023-10-30 | Electromagnetic coreless clamp suitable for combined bearing ring grinding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221270795U true CN221270795U (en) | 2024-07-05 |
Family
ID=91697058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322907913.9U Active CN221270795U (en) | 2023-10-30 | 2023-10-30 | Electromagnetic coreless clamp suitable for combined bearing ring grinding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221270795U (en) |
-
2023
- 2023-10-30 CN CN202322907913.9U patent/CN221270795U/en active Active
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