CN218157371U

CN218157371U - Hardness testing device is used in bearing production

Info

Publication number: CN218157371U
Application number: CN202121860495.7U
Authority: CN
Inventors: 周兆涛; 姜文勇; 姜升超
Original assignee: North Axis Luoyang Technology Co ltd
Current assignee: North Axis Luoyang Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-12-27
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a hardness testing device for bearing production, which comprises a base, a lifting seat, a hardness tester, a bottom plate, a rotating shaft and a rotating disc, wherein one end of the top surface of the bottom plate is connected with the base, the other end of the top surface of the bottom plate is rotatably connected with the rotating shaft which is vertically arranged, the rotating shaft is provided with a driving mechanism for driving the rotating shaft to rotate intermittently, the rotating disc is fixed at the top end of the rotating shaft, and a plurality of clamping mechanisms are uniformly arranged on the top surface of the rotating disc along the edge; the clamping mechanism comprises a displacement piece, a bidirectional screw rod and a screw rod mounting seat. The utility model provides a hardness testing device is used in bearing production adopts a plurality of fixture to mode through intermittent type displacement makes fixture displacement in succession to hardness tester below, consequently can inspect in succession, and is efficient, and can drive bearing and rotate, consequently can inspect the different positions of bearing inner race, satisfies the inspection demand.

Description

Hardness testing device is used in bearing production

Technical Field

The utility model relates to a bearing production inspection technical field specifically is a hardness testing device is used in bearing production.

Background

The bearing is a component for fixing and reducing the load friction coefficient in the mechanical transmission process. It can also be said that the member for reducing the friction coefficient during power transmission and keeping the center position of the shaft fixed when the other members are moved relative to each other on the shaft. The bearing is a lightweight part in modern mechanical equipment. Its main function is to support the mechanical rotating body to reduce the friction coefficient of mechanical load of equipment in the transmission process.

The existing hardness testing device for bearing production cannot continuously test the hardness of a bearing and cannot test different positions of an outer ring of the bearing, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a hardness testing device is used in bearing production, adopt a plurality of fixture to mode through intermittent type displacement makes fixture displacement to hardness tester below in succession, consequently can inspect in succession, and is efficient, and can drive bearing and rotate, consequently can inspect the different positions of bearing inner race, satisfies the inspection demand, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the hardness testing device for bearing production comprises a base, a lifting seat, a hardness tester, a bottom plate, a rotating shaft and a rotating disc, wherein one end of the top surface of the bottom plate is connected with the base, the other end of the top surface of the bottom plate is rotatably connected with the rotating shaft which is vertically arranged, the rotating shaft is provided with a driving mechanism for driving the rotating shaft to rotate intermittently, the rotating disc is fixed at the top end of the rotating shaft, and a plurality of clamping mechanisms are uniformly arranged on the top surface of the rotating disc along the edge; fixture includes the displacement piece, two-way lead screw, the lead screw mount pad, two-way lead screw both ends are fixed at the base top surface through rotating the lead screw mount pad of connecting, two-way lead screw one end is fixed with the rotating member, two-way lead screw pole body threaded connection has a pair of displacement piece, the one side that this a pair of displacement piece is relative all rotates and is connected with the counter roll, counter roll one end all is fixed with the holder, and the holder sets up relatively, hardness tester is corresponded in the center between the two displacement piece, the rolling disc is equipped with the spout with displacement piece bottom sliding fit.

Further, the driving mechanism comprises a driving motor and a driving bevel gear, a driven bevel gear is arranged on the rotating shaft body and meshed with the driving bevel gear, the driving bevel gear is fixed on an output shaft of the driving motor, and the driving motor is installed on the bottom plate.

Further, the electric hardness tester comprises a vertical plate, a mounting plate and an electric push rod, the electric push rod is obliquely arranged on the outer side of the hardness tester, a roller support is fixedly arranged at the telescopic end of the electric push rod, a roller is rotatably connected to the roller support, a roller shaft is parallel to the axis of a bearing clamped by the clamping piece, a small servo motor connected with an output shaft and the roller shaft is fixedly arranged on the roller support, the electric push rod is fixedly mounted on the vertical plate through the mounting plate, and the vertical plate is mounted on a base or a bottom plate.

Further, the clamping member is tapered.

Further, the rotating member is a rotating handle or a rotating knob.

Furthermore, the outer ring of the roller is provided with an anti-slip pad.

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

1. the bidirectional screw rod is driven to rotate by the rotating piece, the two displacement pieces are oppositely displaced by the bidirectional screw rod through threads, so that the clamping piece clamps the bearing, the support shaft supports and rotates, the two displacement pieces are oppositely displaced by the bidirectional screw rod through threads so as to be separated, then the bearing is taken, the driving bevel gear is intermittently driven to rotate by starting the driving motor, so that the driving bevel gear is meshed to drive the driven bevel gear, the rotating shaft and the rotating disc to rotate, the rotating disc drives the clamping mechanism to be displaced to the position below the hardness tester, and then the lifting seat drives the hardness tester to lift and detect the bearing, so that the continuous test can be realized, and the test efficiency is improved;

2. the electric push rod is started to stretch and retract to drive the roller to move, so that the roller is in contact with the bearing, then the small servo motor is started to drive the roller to rotate, and further the bearing is synchronously rotated, so that a plurality of positions of the outer ring of the bearing can be tested.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the driving mechanism of the present invention;

fig. 3 is a schematic structural diagram of the clamping mechanism of the present invention.

In the figure: 101. A base; 102. a lifting seat; 103. a hardness tester; 201. a base plate; 202. a rotating shaft; 203. rotating the disc; 204. a displacement member; 205. a bidirectional screw rod; 206. a screw rod mounting seat; 207. a rotating member; 208. a fulcrum; 209. a clamping member; 210. a drive motor; 211. a drive bevel gear; 212. a driven bevel gear; 301. a vertical plate; 302. mounting a plate; 303. an electric push rod; 304. a roller; 305. a small servo motor; 306. and a roller bracket.

Detailed Description

In the following description, the technical solutions of the present invention will be described with reference to the drawings in the embodiments of the present invention, it should be understood that, if there are the orientations or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific orientation.

Referring to fig. 1-3, the present invention provides a technical solution: a hardness testing device for bearing production comprises a base 101, a lifting seat 102 and a hardness tester 103, and further comprises a bottom plate 201, a rotating shaft 202 and a rotating disc 203, wherein one end of the top surface of the bottom plate 201 is connected with the base 101, the other end of the top surface of the bottom plate 201 is rotatably connected with the rotating shaft 202 which is vertically arranged, the rotating shaft 202 is provided with a driving mechanism for driving the rotating shaft 202 to rotate intermittently, the rotating disc 203 is fixed at the top end of the rotating shaft 202, and a plurality of clamping mechanisms are uniformly arranged on the top surface of the rotating disc 203 along the edge; the clamping mechanism comprises a displacement piece 204, a bidirectional screw 205 and a screw mounting seat 206, two ends of the bidirectional screw 205 are fixed on the top surface of the base 101 through the screw mounting seat 206 which is connected in a rotating mode, one end of the bidirectional screw 205 is fixed with a rotating piece 207, a pair of displacement pieces 204 are in threaded connection with the bodies of the bidirectional screw 205, one opposite surfaces of the pair of displacement pieces 204 are respectively and rotatably connected with a fulcrum 208, one end of each fulcrum 208 is respectively and fixedly provided with a clamping piece 209, the clamping pieces 209 are oppositely arranged, the center between the two displacement pieces 204 corresponds to the hardness tester 103, the rotating disc 203 is provided with a sliding groove which is in sliding fit with the bottom of each displacement piece 204, the bottom of each displacement piece 204 slides in the sliding groove to enable the displacement piece 204 to keep stable during displacement, rotation along with the bidirectional screw 205 is avoided, and the bearing is centered after the displacement pieces 204 drive the clamping pieces 209 to clamp the bearing, so that the bearing can be located right below the hardness tester 103.

Preferably, the driving mechanism includes a driving motor 210 and a drive bevel gear 211, a driven bevel gear 212 is disposed on the shaft body of the rotating shaft 202, the drive bevel gear 211 is engaged with the driven bevel gear 212, the drive bevel gear 211 is fixed to an output shaft of the driving motor 210, and the driving motor 210 is mounted on the base plate 201.

Preferably, the hardness tester 103 further comprises a vertical plate 301, a mounting plate 302 and an electric push rod 303, the electric push rod 303 is obliquely arranged outside the hardness tester 103, a roller bracket 306 is fixed to the telescopic end of the electric push rod 303, the roller bracket 306 is rotatably connected with a roller 304, the axle of the roller 304 is parallel to the axis of a bearing clamped by a clamping piece 209, a small servo motor 305 with an output shaft connected with the axle of the roller 304 is fixedly mounted on the roller bracket 306, the electric push rod 303 is fixedly mounted on the vertical plate 301 through the mounting plate 302, the vertical plate 301 is mounted on the base 101 or the bottom plate 201, the electric push rod 303 can not influence the rotation of the rotating disc 203 and the test of the hardness tester 103, and can drive the roller 304 to move to contact with the bearing.

Preferably, the clamping member 209 is tapered, and the clamping member 209 is capable of accommodating bearing cones of different diameters.

Preferably, the rotating member 207 is a rotating handle or a rotating knob.

Preferably, the outer ring of the roller 304 is provided with a non-slip pad, and when the roller 304 contacts the bearing, the non-slip pad increases friction force, so that the small servo motor 305 drives the bearing to rotate more stably through the roller 304.

When in use: the two-way screw rod 205 is driven to rotate by the rotating piece 207, the two-way screw rod 204 enables the two displacement pieces 204 to displace oppositely through threads by the two-way screw rod 205, so that the clamping piece 209 clamps the bearing, the support shaft 208 supports and rotates, the two-way screw rod 204 enables the two displacement pieces 204 to displace oppositely through threads, the bearing is separated, then the bearing is taken out, the driving bevel gear 211 is driven to rotate intermittently by starting the driving motor 210, the driving bevel gear 211 is meshed to drive the driven bevel gear 212, the rotating shaft 202 and the rotating disc 203 to rotate, the rotating disc 203 drives the clamping mechanism to displace to the position below the hardness tester 103, then the lifting seat 102 drives the hardness tester 103 to lift and detect the bearing, the electric push rod 303 is started to stretch and drive the roller 304 to displace, the roller 304 is made to contact with the bearing, then the small servo motor 305 is started to drive the roller 304 to rotate, and further synchronously enables the bearing to rotate, therefore, multiple positions of the outer ring of the bearing can be tested, meanwhile, continuous testing can be carried out, and the testing efficiency is improved.

The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims.

Claims

1. The utility model provides a hardness verifying attachment is used in bearing production, includes base (101), lift seat (102), hardness tester (103), its characterized in that: the clamping device is characterized by further comprising a bottom plate (201), a rotating shaft (202) and a rotating disc (203), wherein one end of the top surface of the bottom plate (201) is connected with the base (101), the other end of the top surface of the bottom plate (201) is rotatably connected with the rotating shaft (202) which is vertically arranged, the rotating shaft (202) is provided with a driving mechanism for driving the rotating shaft to rotate intermittently, the rotating disc (203) is fixed at the top end of the rotating shaft (202), and a plurality of clamping mechanisms are uniformly arranged on the edge of the top surface of the rotating disc (203); fixture includes displacement piece (204), two-way lead screw (205), lead screw mount pad (206), two-way lead screw (205) both ends are fixed at base (101) top surface through rotating lead screw mount pad (206) of connecting, two-way lead screw (205) one end is fixed with rotating member (207), two-way lead screw (205) pole body threaded connection has a pair of displacement piece (204), this a pair of displacement piece (204) relative one side all rotates and is connected with fulcrum shaft (208), fulcrum shaft (208) one end all is fixed with holder (209), and holder (209) set up relatively, hardness inspection ware (103) are corresponded in the center between two displacement pieces (204), rolling disc (203) are equipped with the spout with displacement piece (204) bottom sliding fit.

2. The hardness inspection device for bearing production according to claim 1, wherein: the driving mechanism comprises a driving motor (210) and a driving bevel gear (211), a driven bevel gear (212) is arranged on the shaft body of the rotating shaft (202), the driven bevel gear (212) is meshed with the driving bevel gear (211), the driving bevel gear (211) is fixed on an output shaft of the driving motor (210), and the driving motor (210) is installed on the bottom plate (201).

3. The hardness tester for bearing production according to claim 1 or 2, wherein: still include riser (301), mounting panel (302), electric push rod (303), hardness tester (103) outside is equipped with electric push rod (303) that the slope set up, and electric push rod (303) telescopic end is fixed with roller bracket (306), roller bracket (306) rotate and are connected with gyro wheel (304), and the axis of gyro wheel (304) shaft is on a parallel with the axis of the bearing of holder (209) centre gripping, roller bracket (306) fixed mounting has output shaft and gyro wheel (304) wheel hub connection's small-size servo motor (305), electric push rod (303) are through mounting panel (302) fixed mounting at riser (301), install at base (101) or bottom plate (201) riser (301).

4. The hardness testing device for bearing production according to claim 1, wherein: the clamping member (209) is tapered.

5. The hardness testing device for bearing production according to claim 1, wherein: the rotating member (207) is a rotating handle or a rotating knob.

6. The hardness inspection device for bearing production according to claim 3, wherein: the outer ring of the roller (304) is provided with a non-slip mat.