CN216633678U

CN216633678U - Clamping device for polishing inner ring of cylindrical roller bearing

Info

Publication number: CN216633678U
Application number: CN202123256030.3U
Authority: CN
Inventors: 于庆义; 刘禹彤
Original assignee: Wafangdian Wanxin Heavy Machinery Manufacturing Co ltd
Current assignee: Wafangdian Wanxin Heavy Machinery Manufacturing Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-31
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a clamping device for polishing an inner ring of a cylindrical roller bearing, which belongs to the technical field of bearing processing and comprises a supporting base, wherein a transmission polishing structure is arranged on the upper surface of the supporting base, three sides of the outer surface of the transmission polishing structure are fixedly connected with two supporting plates, one side of the outer surface of each supporting plate is fixedly connected with two sides of the same limiting wheel, and the upper surface of one supporting plate is fixedly connected with the lower surface of a fixing plate. This a clamping device for cylindrical roller bearing inner race is polished through setting up transmission structure and the spacing wheel of polishing, under the control action of transmission structure of polishing for three spacing wheel can expand to the outside, and then can contradict the inner wall at the bearing inner race, makes this device can satisfy under the condition that the bearing inner race was polished, can realize fixing a position it from the bearing inner race, need not to demolish the bearing, thereby provides convenience for the processing of bearing.

Description

Clamping device for polishing inner ring of cylindrical roller bearing

Technical Field

The utility model belongs to the technical field of bearing processing, and particularly relates to a clamping device for polishing an inner ring of a cylindrical roller bearing.

Background

After cylindrical roller bearing inner race was damaged, often need polish the bearing inner race, bearing inner race grinding device among the prior art generally fixes a position the centre gripping to the surface of bearing inner race and just can accomplish the work of polishing, and to some cylindrical roller bearings that have assembled, still need dismantle the rear with outer lane, holder and inside ball and can use, and is comparatively troublesome, consequently, it has important meaning to research a new clamping device that is used for cylindrical roller bearing inner race to polish to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model provides a clamping device for polishing an inner ring of a cylindrical roller bearing, and solves the problem that the polishing work can be completed only by positioning and clamping the outer surface of the inner ring of the bearing by the polishing device for the inner ring of the bearing in the prior art, and for some assembled cylindrical roller bearings, the outer ring, a retainer and balls in the retainer need to be disassembled and then used, which is troublesome.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a clamping device for cylindrical roller bearing inner race is polished, is including supporting the base, the upper surface of supporting the base is provided with the transmission structure of polishing, the transmission structure of polishing three equal fixedly connected with backup pads in side of surface, two one side of backup pad surface and the both sides fixed connection of same spacing wheel, one of them the upper surface of backup pad and the lower fixed surface of fixed plate are connected, one side of fixed plate and the side fixed connection of motor, the output shaft of motor and the upper surface fixed connection of one of them spacing wheel.

As a further scheme of the utility model: the transmission polishing structure comprises a large gear, the inner surface of the large gear is fixedly connected with the outer surface of a rotating shaft, the rotating shaft is rotatably connected inside a second bearing, and the second bearing is fixedly connected to the upper surface of a supporting base.

As a further scheme of the utility model: the outer surface of the gear wheel is meshed with four second toothed bars, the upper side and the lower side of each second toothed bar are fixedly connected with one side of each support plate respectively, the upper side and the lower side of one second toothed bar are fixedly connected with the two sides of the two support frames, and the other two sides of the two support frames are fixedly connected with one side of the same polishing plate.

As a further scheme of the utility model: the utility model discloses a quick-witted support base, including pivot, pinion, first ratch, the surface of pivot and the internal surface fixed connection of pinion, pinion and the meshing of first ratch, the one end fixedly connected with telescopic link of first ratch, the other end joint of telescopic link is in the inside of supporting the base, the inside fixedly connected with screw thread section of thick bamboo of first ratch.

As a further scheme of the utility model: the internal surface threaded connection of a screw thread section of thick bamboo has the screw rod, the one end fixedly connected with handle of screw rod, the screw rod rotates the inside of connecting at first bearing, first bearing joint is in one side of supporting the base.

As a further scheme of the utility model: dovetail chutes are formed in one sides of the second toothed bars, dovetail sliding blocks are connected in the dovetail chutes in a sliding mode, one sides of the dovetail sliding blocks are fixedly connected with one sides of the connecting frames, and the lower surfaces of the connecting frames are fixedly connected with the upper surface of the supporting base.

(III) advantageous effects

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

1. this a clamping device for cylindrical roller bearing inner race is polished through setting up transmission structure and the spacing wheel of polishing, under the control action of transmission structure of polishing for three spacing wheel can expand to the outside, and then can contradict the inner wall at the bearing inner race, makes this device can satisfy under the condition that the bearing inner race was polished, can realize fixing a position it from the bearing inner race, need not to demolish the bearing, thereby provides convenience for the processing of bearing.

2. This a clamping device for cylindrical roller bearing inner race is polished through setting up motor, spacing wheel and sanding plate, under motor drive effect for spacing wheel carries out rotary motion, and then makes the inner circle that spacing wheel can drive the bearing rotate, makes the bearing inner race can polish the operation when the sanding plate, and then makes the inner circle of bearing can realize omnidirectional work of polishing.

3. This a clamping device for cylindrical roller bearing inner race is polished through setting up forked tail slider, forked tail spout and link for the link can play fixed effect to the forked tail slider, makes the second rack bar can stably place, and the forked tail spout can be at the steady slip in the surface of forked tail slider simultaneously, makes the rack bar can reach steady removal, and then can ensure that the operation of centre gripping is realized smoothly to this device.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic bottom perspective sectional view of the present invention;

FIG. 3 is a perspective view of a second rack bar according to the present invention;

FIG. 4 is a schematic three-dimensional structure of a sanding plate according to the present invention;

in the figure: the device comprises a support base 1, a limiting wheel 2, a fixing plate 3, a motor 4, a transmission polishing structure 5, a rotating shaft 51, a large gear 52, a small gear 53, a first toothed bar 54, a threaded cylinder 55, a handle 56, a first bearing 57, a screw rod 58, a telescopic rod 59, a dovetail slide block 510, a second toothed bar 511, a dovetail sliding groove 512, a connecting frame 513, a polishing plate 514, a support frame 515, a second bearing 516 and a support plate 6.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides a clamping device for cylindrical roller bearing inner race is polished, including supporting base 1, the upper surface of supporting base 1 is provided with transmission polishing structure 5, three equal fixedly connected with backup pad 6 in three sides of transmission polishing structure 5 surface, one side of two backup pad 6 surfaces and the both sides fixed connection of same spacing wheel 2, through setting up spacing wheel 2, make spacing wheel 2 carry out the centre gripping to the bearing inner race fixed, the upper surface of one of them backup pad 6 and the lower fixed surface of fixed plate 3 are connected, one side of fixed plate 3 and the side fixed connection of motor 4, the output shaft of motor 4 and the upper surface fixed connection of one of them spacing wheel 2, through setting up motor 4, make motor 4 drive spacing wheel 2 rotatory, thereby can control the bearing inner race and rotate.

Specifically, as shown in fig. 1, 2 and 3, the transmission polishing structure 5 includes a large gear 52, an inner surface of the large gear 52 is fixedly connected to an outer surface of a rotating shaft 51, the rotating shaft 51 is rotatably connected to an inner portion of a second bearing 516, the second bearing 516 can ensure stable rotation of the rotating shaft 51 by arranging the second bearing 516, the second bearing 516 is fixedly connected to an upper surface of the supporting base 1, an outer surface of the large gear 52 is engaged with four second rack bars 511, the large gear 52 drives the second rack bars 511 to move by arranging the large gear 52 and the second rack bars 511, so as to facilitate control the movement operation of the spacing wheel 2, upper and lower sides of the second rack bars 511 are respectively fixedly connected to one side of two supporting plates 6, upper and lower sides of one of the second rack bars 511 are fixedly connected to two sides of two supporting frames 515, and by arranging the supporting frames 515, so as to fix the polishing plates 514, the other two sides of the two supporting frames 515 are fixedly connected with one side of the same polishing plate 514, by arranging the polishing plate 514, the polishing plate 514 can polish the inner ring of the bearing, the outer surface of the rotating shaft 51 is fixedly connected with the inner surface of the pinion 53, the pinion 53 is meshed with the first rack 54, by arranging the first rack 54 and the pinion 53, the first rack 54 drives the pinion 53 to rotate, thereby the rotating work of the rotating shaft 51 can be controlled, one end of the first rack 54 is fixedly connected with an expansion link 59, by arranging the expansion link 59, the expansion link 59 can move and expand along with the first rack 54, the stable movement of the first rack 54 is ensured, the other end of the expansion link 59 is clamped in the supporting base 1, the threaded cylinder 55 is fixedly connected in the inner part of the first rack 54, the inner surface of the threaded cylinder 55 is in threaded connection with a screw 58, by arranging the screw 58 and the threaded cylinder 55, make screw rod 58 can realize through rotary motion that the control nut carries out linear motion's operation, and then be convenient for the removal of first ratch 54, the one end fixedly connected with handle 56 of screw rod 58, through setting up handle 56, make handle 56 can provide the point of application of force for the staff, thereby be convenient for the staff controls the work of screw rod 58 through handle 56, screw rod 58 rotates and connects in the inside of first bearing 57, through setting up first bearing 57, thereby make screw rod 58 can carry out the work of smooth rotation in first bearing 57, first bearing 57 joint is in one side of supporting base 1, dovetail chute 512 has been seted up to one side of second ratch 511, sliding connection has forked tail slider 510 in dovetail chute 512, through setting up forked tail slider 510 and forked tail chute 512, and forked tail chute 512 can be at the steady slip of the surface of forked tail slider 510, thereby can guarantee the work of the steady removal of second ratch 511, one side of the dovetail sliding block 510 is fixedly connected with one side of the connecting frame 513, the connecting frame 513 is arranged, so that the dovetail sliding block 510 can be fixed, and the lower surface of the connecting frame 513 is fixedly connected with the upper surface of the supporting base 1.

The working principle of the utility model is as follows:

s1, when the pulley is used, firstly, the inner ring of the bearing is placed on the outer side of the pulley, then the handle 56 is controlled to rotate, the handle 56 drives the screw 58 to rotate, the screw 58 drives the first rack 54 to move, the first rack 54 drives the pinion 53 to rotate, and the pinion 53 drives the rotating shaft 51 to rotate;

s2, driving the large gear 52 to rotate by the rotating shaft 51, so that the large gear 52 drives the four second rack bars 511 to move, the second rack bars 511 drive the supporting plate 6 to move, the three limiting wheels 2 abut against the inner ring of the bearing to realize clamping, and meanwhile, the grinding plate 514 is in contact with the inner ring of the bearing;

s3, then the motor 4 can be controlled to operate, the motor 4 drives the limiting wheel 2 to rotate, the limiting wheel 2 drives the inner ring of the bearing to rotate, and the inner ring of the bearing can be polished through the polishing plate 514.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a clamping device that is used for cylindrical roller bearing inner race to polish, includes support base (1), its characterized in that: the upper surface of supporting base (1) is provided with transmission structure (5) of polishing, the equal two backup pads (6) of three equal fixedly connected with in side of transmission structure (5) surface of polishing, two one side of backup pad (6) surface and the both sides fixed connection of same spacing wheel (2), one of them the upper surface of backup pad (6) is connected with the lower fixed surface of fixed plate (3), one side of fixed plate (3) and the side fixed connection of motor (4), the output shaft of motor (4) is connected with the upper fixed surface of one of them spacing wheel (2).

2. The clamping device for grinding the inner ring of the cylindrical roller bearing according to claim 1, wherein: the transmission structure of polishing (5) includes gear wheel (52), the internal surface of gear wheel (52) is connected with the surface fixed of pivot (51), pivot (51) rotate to be connected in the inside of second bearing (516), second bearing (516) fixed connection is at the upper surface that supports base (1).

3. The clamping device for grinding the inner ring of the cylindrical roller bearing according to claim 2, wherein: the outer surface of the bull gear (52) is meshed with the four second toothed bars (511), the upper side and the lower side of each second toothed bar (511) are fixedly connected with one side of each support plate (6), the upper side and the lower side of each second toothed bar (511) are fixedly connected with the two sides of the two support frames (515), and the other two sides of each support frame (515) are fixedly connected with one side of the same polishing plate (514).

4. The clamping device for grinding the inner ring of the cylindrical roller bearing according to claim 2, wherein: the outer surface of pivot (51) is connected with the internal surface fixed connection of pinion (53), pinion (53) and first ratch (54) meshing, the one end fixedly connected with telescopic link (59) of first ratch (54), the other end joint of telescopic link (59) is in the inside of supporting base (1), the inside fixedly connected with screw section of thick bamboo (55) of first ratch (54).

5. The clamping device for grinding the inner ring of the cylindrical roller bearing according to claim 4, wherein: the screw rod (58) is connected to the inner surface of the threaded cylinder (55) in a threaded mode, a handle (56) is fixedly connected to one end of the screw rod (58), the screw rod (58) is rotatably connected to the inside of the first bearing (57), and the first bearing (57) is connected to one side of the supporting base (1) in a clamped mode.

6. The clamping device for grinding the inner ring of the cylindrical roller bearing according to claim 3, wherein: dovetail sliding grooves (512) have been seted up to one side of second ratch (511), dovetail sliding grooves (512) sliding connection has forked tail slider (510), one side of forked tail slider (510) and one side fixed connection of link (513), the lower surface of link (513) and the upper surface fixed connection who supports base (1).