CN210285887U

CN210285887U - Clamping and positioning device for bearing production

Info

Publication number: CN210285887U
Application number: CN201920605634.8U
Authority: CN
Inventors: 梁伯荣
Original assignee: Xinchang County Chengguan Dongri Machinery Factory
Current assignee: Xinchang County Chengguan Dongri Machinery Factory
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-04-10
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a bearing production is with pressing from both sides tight positioner, including emery wheel, anchor clamps and bottom plate, four corners of lower terminal surface of bottom plate are provided with the landing leg, and the top of bottom plate is close to the left end position and is provided with the emery wheel, and the front end of emery wheel is provided with the emery wheel fixed plate, and the center pivot of emery wheel passes emery wheel fixed plate fixedly connected with motor, and the upper surface at the bottom plate is fixed to the lower extreme of emery wheel fixed plate, and the top of bottom plate is close to the right-hand member position and is provided with anchor clamps, and the rear side of anchor clamps is provided with the anchor. The utility model discloses in through the adjusting screw who runs through the fixed disk in the rotation anchor clamps make its back-and-forth movement drive the hinge plate back-and-forth movement, the hinge plate of back-and-forth movement then is radially to open or pack up the convenience and to the clamp of bearing inner race tightly and loosen through connecting rod drive clamp splice, make the bearing inner race add man-hour clamping fixed more convenient and fast.

Description

Clamping and positioning device for bearing production

Technical Field

The utility model relates to a bearing processing production technical field specifically is a bearing production is with pressing from both sides tight positioner.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. The rolling bearing generally comprises four parts, namely an outer ring, an inner ring, a rolling body and a retainer, strictly speaking, six major parts, namely the outer ring, the inner ring, the rolling body, the retainer, a seal and lubricating oil, and simply, the rolling bearing can be defined as the rolling bearing as long as the outer ring, the inner ring and the rolling body are provided.

And need grind the processing with the outer lane of bearing in the processing production of bearing in order to guarantee the dimensional accuracy of bearing inner race, current bearing inner race is fixed inconvenient in the clamping when grinding the processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing production is with pressing from both sides tight positioner aims at improving the fixed inconvenient problem of clamping when grinding processing of current bearing inner race.

The utility model discloses a realize like this:

a clamping and positioning device for bearing production comprises a grinding wheel, a clamp and a bottom plate, wherein four corners of the lower end surface of the bottom plate are provided with supporting legs, the position, close to the left end, above the bottom plate is provided with the grinding wheel, the front end of the grinding wheel is provided with a grinding wheel fixing plate, one end of a central rotating shaft of the grinding wheel penetrates through the grinding wheel fixing plate and is connected with the output end of a motor, the lower end of the grinding wheel fixing plate is fixed on the upper surface of the bottom plate, the position, close to the right end, of the upper part of the bottom plate is provided with the clamp, the rear side of the clamp is provided with a clamp fixing plate, the clamp is rotatably connected with the clamp fixing plate through a rotating shaft of the rear end surface, the positions, close to the left end and the right end, of the clamp fixing plate are provided with longitudinal, the fixture comprises a fixed disc and clamping blocks, a bearing outer ring is arranged on the front side of the fixed disc, a plurality of clamping blocks which are uniformly arranged in a circumferential mode are arranged on the inner side of the bearing outer ring and are in sliding connection with the fixed disc, a connecting rod is hinged to one surface, facing to the circumferential center, of the clamping blocks, the end portions of the connecting rods are hinged to a hinged disc, an adjusting screw rod is fixedly arranged on the rear end face of the hinged disc, the rear end of the adjusting screw rod penetrates through the fixed disc to be fixedly provided with a rocking wheel, the front and back moving of the hinged disc is driven to move back and forth by rotating the adjusting screw rod penetrating through the fixed disc in the fixture, the hinged disc moving back and forth is driven by the connecting rod to be radially opened or folded to conveniently clamp and loosen the bearing outer ring, and the bearing outer ring can be.

Furthermore, the front end face of the fixed disc is provided with radial guide sliding grooves, the center of the fixed disc is provided with a threaded through hole, the rotating shaft is fixedly arranged at the center of the rear end face of the fixed disc, and the radial guide sliding grooves arranged on the fixed disc are used for realizing the movement guide when the clamping blocks are clamped or loosened.

Furthermore, the cross-sectional shape of the clamping block is trapezoidal, a T-shaped guide sliding block is integrally arranged at the rear end of the clamping block, the clamping block is clamped in a guide sliding groove in the fixed disk through the guide sliding block, and the clamping block realizes sliding guide in the guide sliding groove through the guide sliding block.

Furthermore, one end of the adjusting screw rod penetrates through the hinged plate, the end part of the adjusting screw rod is located at the front end and the rear end of the hinged plate and is provided with a raised shaft shoulder, and the hinged plate is pushed and pulled through the raised shaft shoulder arranged on the adjusting screw rod.

Furthermore, the lower end face of the fixture fixing plate is provided with a clamping groove matched with the guide rail, a threaded through hole is formed in the position, through which the movable screw penetrates, of the fixture fixing plate, and the fixture fixing plate is clamped on the guide rail through the clamping groove to achieve front-back movement guiding.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses in through running through the adjusting screw's of fixed disk in the rotation anchor clamps its back-and-forth movement of messenger drives the hinge plate back-and-forth movement, the hinge plate of back-and-forth movement then is radially opening or packs up the convenience and tightly loosen bearing inner race's clamp through connecting rod drive clamp splice, makes bearing inner race add man-hour clamping fixed more convenient and fast, simultaneously through rotating the utility model provides a precision that bearing inner race periphery was polished is guaranteed with the even contact of emery wheel periphery in the bearing inner race back-and-forth movement realization of clamping on movable screw drive anchor clamps fixed plate back-and-forth movement drive anchor clamps.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a front view of a clamping and positioning device for bearing production shown in the present invention;

fig. 2 is a right side view of the clamping and positioning device for bearing production shown in the present invention;

fig. 3 is a perspective view of a clamping and positioning device for bearing production shown in the present invention;

fig. 4 is a schematic view of a clamp of the clamping and positioning device for bearing production shown in the present invention;

fig. 5 is a schematic view of a fixing disc of the clamping and positioning device for bearing production shown in the present invention;

fig. 6 is a schematic view of a clamping block of the clamping and positioning device for bearing production shown in the present invention;

fig. 7 is a schematic view of an adjusting screw of the clamping and positioning device for bearing production shown in the utility model.

In the figure: 1. a grinding wheel fixing plate; 2. a grinding wheel; 3. fixing a clamp plate; 4. a clamp; 41. fixing the disc; 411. a guide chute; 412. a rotating shaft; 413. a gear; 42. a clamping block; 421. a guide slider; 43. a connecting rod; 44. a hinged disk; 45. adjusting the screw rod; 451. a shaft shoulder; 5. a bearing outer race; 6. a base plate; 7. a support leg; 8. a guide rail; 9. the screw is moved.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

Embodiment 1, referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5 specifically, a clamping and positioning device for bearing production includes a grinding wheel 2, a fixture 4, and a bottom plate 6, wherein four corners of a lower end surface of the bottom plate 6 are provided with support legs 7, the grinding wheel 2 is disposed above the bottom plate 6 near a left end, a grinding wheel fixing plate 1 is disposed at a front end of the grinding wheel 2, one end of a central rotating shaft of the grinding wheel 2 penetrates through the grinding wheel fixing plate 1 to be connected with an output end of a motor, the grinding wheel 2 is driven by the motor to grind a bearing outer ring 5, a lower end of the grinding wheel fixing plate 1 is fixed on an upper surface of the bottom plate 6, the fixture 4 is disposed above the bottom plate 6 near a right end, the fixture fixing plate 3 is disposed at a rear side of the fixture 4, the fixture 4 is rotatably connected with the fixture fixing plate 3 through, the lower end of the fixture fixing plate 3 is provided with longitudinal guide rails 8 close to the left end and the right end, the guide rails 8 are fixed on the upper end surface of the bottom plate 6, a longitudinal moving screw 9 is arranged in the middle between the two guide rails 8, the moving screw 9 penetrates through the fixture fixing plate 3, both ends of the moving screw 9 are fixed on the bottom plate 6 through fixing blocks, the lower end surface of the fixture fixing plate 3 is provided with a clamping groove matched with the guide rails 8, a threaded through hole is arranged at the position, through which the moving screw 9 penetrates, on the fixture fixing plate 3, the fixture fixing plate 3 is clamped on the guide rails 8 through the clamping groove to realize front-back movement guiding, the fixture fixing plate 3 and the fixture 4 are driven to move back and forth to drive the bearing outer ring 5 to move back and forth to be in uniform contact with the grinding wheel 4 to ensure grinding accuracy by rotating the, the center of the fixed disk 41 is provided with a threaded through hole, the rotating shaft 412 is fixedly arranged at the center of the rear end face of the fixed disk 41, the radial guide chute 411 arranged on the fixed disk 41 is used for realizing the moving guide when clamping or loosening the clamping blocks 42, the front side of the fixed disk 41 is provided with the bearing outer ring 5, the inner side of the bearing outer ring 5 is provided with a plurality of clamping blocks 42 which are uniformly arranged in a circumferential shape, the rear ends of the clamping blocks 42 are in sliding connection with the fixed disk 41, one surface of the clamping blocks 42 facing the circumferential center is hinged with a connecting rod 43, the end parts of the connecting rods 43 are hinged with a hinged disk 44, the rear end face of the hinged disk 44 is fixedly provided with an adjusting screw rod 45, the rear end of the adjusting screw rod 45 penetrates through the fixed disk 41 to be fixedly provided with a rocking wheel, the adjusting screw rod 45 penetrating through the fixed disk 41 in the rocking wheel rotating clamp 4 is used for moving the rocking wheel back and forth to drive the hinged disk 44 to move back and the outer ring 5 is clamped and loosened, so that the bearing outer ring 5 is more convenient and faster to clamp and fix during machining.

Referring to fig. 6, the cross-sectional shape of the clamping block 42 is trapezoidal, and the rear end of the clamping block 42 is integrally provided with a T-shaped guide sliding block 421, the clamping block 42 is clamped in the guide sliding slot 411 of the fixed disk 41 through the guide sliding block 421, and the clamping block 42 realizes sliding guide in the guide sliding slot 411 through the guide sliding block 421.

Referring to fig. 7, one end of the adjusting screw 45 penetrates through the hinge plate 44, and the end portions of the adjusting screw 45 located at the front and rear ends of the hinge plate 44 are provided with protruding shoulders 451, so that the hinge plate 44 is pushed and pulled by the protruding shoulders 451 arranged on the adjusting screw 45.

The device obtained by the design can basically meet the requirement of convenient clamping and fixing of the existing bearing outer ring during grinding, but the designer further improves the device with the aim of further improving the function.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bearing production is with pressing from both sides tight positioner, includes emery wheel (2), anchor clamps (4), bearing inner race (5) and bottom plate (6), its characterized in that: four corners of the lower end face of the bottom plate (6) are provided with supporting legs (7), a grinding wheel (2) is arranged above the bottom plate (6) and close to the left end, a grinding wheel fixing plate (1) is arranged at the front end of the grinding wheel (2), one end of a central rotating shaft of the grinding wheel (2) penetrates through the grinding wheel fixing plate (1) to be connected with the output end of the motor, the lower end of the grinding wheel fixing plate (1) is fixed on the upper surface of the bottom plate (6), a clamp (4) is arranged above the bottom plate (6) and close to the right end, a clamp fixing plate (3) is arranged on the rear side of the clamp (4), the clamp (4) is rotatably connected with the clamp fixing plate (3) through a rotating shaft (412) on the rear end face, longitudinal guide rails (8) are arranged at positions, close to the left end and the right end, of, a longitudinal moving screw (9) is arranged in the middle between the two guide rails (8), the moving screw (9) penetrates through the clamp fixing plate (3), and two ends of the moving screw (9) are fixed on the bottom plate (6) through fixing blocks;

anchor clamps (4) are including fixed disk (41) and clamp splice (42), the front side of fixed disk (41) is provided with bearing inner race (5), and the inboard that is located bearing inner race (5) is provided with a plurality of clamp splice (42) that are circumference form align to grid, and is a plurality of the rear end and fixed disk (41) sliding connection of clamp splice (42), a plurality of clamp splice (42) all articulate connecting rod (43) towards the one side at circumference center, and a plurality of connecting rod (43) tip all articulate with articulated dish (44), the fixed adjusting screw (45) that is provided with of rear end face of articulated dish (44), and the rear end of adjusting screw (45) passes fixed setting rocking wheel of fixed disk (41).

2. The clamping and positioning device for bearing production as claimed in claim 1, wherein the front end face of the fixed disk (41) is provided with radial guide and sliding grooves (411), the center of the fixed disk (41) is provided with a threaded through hole, and the rotating shaft (412) is fixedly arranged at the center of the rear end face of the fixed disk (41).

3. The clamping and positioning device for bearing production as claimed in claim 2, wherein the cross-sectional shape of the clamping block (42) is trapezoidal, and a T-shaped guide sliding block (421) is integrally arranged at the rear end of the clamping block (42), and the clamping block (42) is clamped in the guide sliding groove (411) of the fixed disk (41) through the guide sliding block (421).

4. The clamping and positioning device for bearing production as claimed in claim 3, wherein one end of the adjusting screw rod (45) is arranged through the hinge plate (44), and the end parts of the adjusting screw rod (45) are provided with raised shoulders (451) at the front end and the rear end of the hinge plate (44).

5. The clamping and positioning device for bearing production as claimed in claim 4, wherein the lower end face of the clamp fixing plate (3) is provided with a clamping groove matched with the guide rail (8), and a threaded through hole is formed in the clamp fixing plate (3) at a position where the movable screw (9) passes through.