CN217668907U

CN217668907U - Clamping device for large high-precision bearing

Info

Publication number: CN217668907U
Application number: CN202220941150.2U
Authority: CN
Inventors: 张从; 陈建市; 梁新杰; 郭明杰; 李富强; 段国好
Original assignee: Luoyang Jiawei Bearing Manufacturing Co ltd
Current assignee: Luoyang Jiawei Bearing Manufacturing Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-10-28
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a clamping device for large-scale high accuracy bearing, comprises a workbench, the cylinder groove has been seted up in the workstation top, the cylinder groove internal face is equipped with the cylinder through the bolt fastening, the output top fixedly connected with locating piece of cylinder, the workstation are kept away from the fixed frame of top fixedly connected with of activity frame one side. This a clamping device for large-scale high accuracy bearing can drive the sideslip motion of locating piece and activity frame through setting up the cylinder, be used for the centre gripping to fix in the bearing both sides through setting up first clamp splice and second clamp splice, through the spout, the slider, the effect of locating lever and locating hole, improve the stability that the second clamp splice is connected, and can drive the bearing upset through the motor, it is high to the protectiveness of bearing through anti-skidding mechanism, and have anti-skidding effect, this a clamping device for large-scale high accuracy bearing is applicable to the bearing centre gripping fixed use of multiple size, the operation is thus simple, the automation degree is high, and wide applicability is obtained.

Description

Clamping device for large high-precision bearing

Technical Field

The utility model relates to a bearing centre gripping equipment technical field specifically is a clamping device for large-scale high accuracy bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The function of the bearing is to support, i.e. literally explained, the bearing is only part of its function, and supporting it is essentially capable of carrying radial loads. It is also understood that it is intended to fix the shaft. The bearing is fast, easy and excellent, and automatic selection is recorded. Namely, the fixed shaft can only realize rotation, and controls the axial and radial movement of the fixed shaft.

The bearing is required to be overturned by 360 degrees in the process of producing, processing and manufacturing some large bearings, however, the existing large bearing clamping device is not suitable for clamping the bearings with different sizes when in use, has large limitation and low automation degree, and aims at the defects of the prior art, and the clamping device for the large high-precision bearing is designed at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device for large-scale high accuracy bearing to solve the current large-scale bearing clamping device who provides in the above-mentioned background art when using, be not suitable for not unidimensional bearing centre gripping, the limitation is great, and the lower problem of degree of automation.

In order to achieve the purpose, the utility model provides a following technical scheme, a clamping device for large-scale high accuracy bearing, comprises a workbench, the cylinder groove has been seted up in the workstation top, cylinder groove internal face is equipped with the cylinder through the bolt fastening, the output top fixedly connected with locating piece of cylinder, locating piece top fixedly connected with movable frame, the top fixedly connected with fixed frame of movable frame one side is kept away from to the workstation, the fixed frame all is equipped with the motor through the bolt fastening with one side that the movable frame is close to mutually, the motor shaft fixedly connected with link of motor, the first clamp splice of lower extreme side fixedly connected with of link, the upper end side fixedly connected with slider of link, slider swing joint has the second clamp splice, has seted up the spout in the second clamp splice side, and two sets of locating levers of first clamp splice top fixedly connected with have been run through in the second clamp splice, and bottom surface, first clamp splice internal face, second clamp splice internal face all are equipped with anti-skidding mechanism in the second clamp splice.

Preferably, the upper end of the cylinder groove is of a cuboid structure, the width of the positioning block is matched with that of the upper end of the cylinder groove, and the positioning block is movably connected into the upper end of the cylinder groove.

Preferably, the sliding groove is arranged along the extending direction of the height of the second clamping block, the sliding groove and the sliding block are in a matched transverse T-shaped structure when viewed from top, and the second clamping block is movably sleeved on the sliding block through the sliding groove.

Preferably, the second clamping block is movably sleeved on the two groups of positioning rods through two groups of positioning holes, the first clamping block and the second clamping block are in L-shaped structures which are symmetrically arranged, and the surfaces of the positioning rods are connected with fastening nuts through threaded structures.

Preferably, the anti-skid mechanism comprises an anti-skid rubber mat, and the anti-skid rubber mat is a regular matrix and is provided with a plurality of groups in each group of anti-skid mechanisms.

Compared with the prior art, the beneficial effects of the utility model are that: this a clamping device for large-scale high accuracy bearing can drive the sideslip motion of locating piece and activity frame through setting up the cylinder, be used for the centre gripping to fix in the bearing both sides through setting up first clamp splice and second clamp splice, through the spout, the slider, the effect of locating lever and locating hole, improve the stability that the second clamp splice is connected, and can drive the bearing upset through the motor, it is high to the protectiveness of bearing through anti-skidding mechanism, and have anti-skidding effect, this a clamping device for large-scale high accuracy bearing is applicable to the bearing centre gripping fixed use of multiple size, the operation is thus simple, the automation degree is high, and wide applicability is obtained.

Drawings

Fig. 1 is a front structural sectional view of a clamping device for a large high-precision bearing according to the present invention;

fig. 2 is a schematic structural view of a front side of a clamping device for a large high-precision bearing according to the present invention;

fig. 3 is a partial top view structural cross-sectional view of a clamping device for a large high-precision bearing according to the present invention;

fig. 4 is a schematic view of a local structure of the first clamping block of the clamping device for a large high-precision bearing of the present invention.

In the figure: 1. the device comprises a workbench, 2, a cylinder groove, 3, a cylinder, 4, a positioning block, 5, a movable rack, 6, a fixed rack, 7, a motor, 8, a connecting frame, 9, a sliding block, 10, a sliding groove, 11, a first clamping block, 12, a second clamping block, 13, a positioning rod, 14, a positioning hole, 15, a fastening nut, 16, an anti-skidding mechanism, 1601 and an anti-skidding rubber mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a clamping device for a large high-precision bearing comprises a workbench 1, a cylinder groove 2 is formed in the top of the workbench 1, a cylinder 3 is fixedly arranged on the inner wall surface of the cylinder groove 2 through bolts, a positioning block 4 is fixedly connected to the top of an output end of the cylinder 3, the upper end of the cylinder groove 2 is of a cuboid structure, the width of the positioning block 4 is matched with that of the upper end of the cylinder groove 2, the positioning block 4 is movably connected into the upper end of the cylinder groove 2, the cylinder groove 2 has a positioning effect on the positioning block 4, the positioning block 4 and a movable rack 5 can be driven to synchronously move through the cylinder 3, a movable rack 5 is fixedly connected to the top of the positioning block 4, a fixed rack 6 is fixedly connected to the top of one side of the workbench 1 away from the movable rack 5, a motor 7 is fixedly arranged on one side, close to the movable rack 5, and a connecting rack 8 is fixedly connected to a motor shaft of the motor 7, the side surface of the lower end of the connecting frame 8 is fixedly connected with a first clamping block 11, the side surface of the upper end of the connecting frame 8 is fixedly connected with a sliding block 9, the sliding block 9 is movably connected with a second clamping block 12, the side surface of the second clamping block 12 is internally provided with a sliding groove 10, the sliding groove 10 is arranged along the height extending direction of the second clamping block 12, the sliding groove 10 and the sliding block 9 are in a horizontal T-shaped structure matched with each other when viewed from above, the second clamping block 12 is movably sleeved on the sliding block 9 through the sliding groove 10, the top and the bottom of the sliding groove 10 are both in a closed structure, the sliding groove 10 has a limiting effect on the sliding block 9 and can improve the stability when the second clamping block 12 moves, the top of the first clamping block 11 is fixedly connected with two groups of positioning rods 13, two groups of positioning holes 14 are arranged in the second clamping block 12 in a penetrating manner, the second clamping block 12 is movably sleeved on the two groups of positioning rods 13 through the two groups of positioning holes 14, the first clamping block 11 and the second clamping block 12 are in a symmetrical L-shaped structure, and the surface of the locating lever 13 is connected with a fastening nut 15 through a thread structure, so the fastening nut 15 can be tightly pressed on the surface of the second clamping block 12, thereby the fixing effect on the second clamping block 12 is realized, the inner bottom surface of the first clamping block 11, the inner wall surface of the second clamping block 12, the inner top surface of the second clamping block 12 is provided with an antiskid mechanism 16, the antiskid mechanism 16 comprises an antiskid rubber cushion 1601, the antiskid rubber cushion 1601 is provided with a plurality of groups in each group of antiskid mechanisms 16 in a regular matrix manner, the antiskid rubber cushion 1601 is high in protection on the surface of the bearing, the bearing is prevented from directly contacting with the first clamping block 11 and the second clamping block 12, and the antiskid effect is realized on the bearing.

The working principle is as follows: when the clamping device for the large-sized high-precision bearing is used, firstly, according to the actual length specification of the bearing, the positioning block 4 and the movable rack 5 are driven to move to corresponding positions through the air cylinder 3, so that the two sides of the bearing are in contact with the inner wall surfaces of the two groups of first clamping blocks 11, the second clamping blocks 12 slide, the inner top surfaces of the second clamping blocks 12 are in contact with the top of the bearing, then, the fastening nuts 15 are tightly pressed and fixed on the surfaces of the second clamping blocks 12, the surfaces of the bearing are in contact with the multiple groups of anti-skidding mechanisms 16, the bearing is fixed, the connecting frame 8, the first clamping blocks 11, the second clamping blocks 12 and the bearing can be driven to synchronously overturn through the two groups of motors 7, and the working process of the clamping device for the large-sized high-precision bearing is achieved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a clamping device for large-scale high accuracy bearing, includes workstation (1), cylinder groove (2), its characterized in that have been seted up in workstation (1) top: the inner wall face of the air cylinder groove (2) is provided with an air cylinder (3) through bolt fixing, the top of an output end of the air cylinder (3) is fixedly connected with a positioning block (4), a movable rack (5) is fixedly connected to the top of the positioning block (4), a fixed rack (6) is fixedly connected to the top of one side, far away from the movable rack (5), of the workbench (1), a motor (7) is fixedly arranged on one side, close to the movable rack (5), of the fixed rack (6) through bolt fixing, a motor shaft of the motor (7) is fixedly connected with a connecting frame (8), a first clamping block (11) is fixedly connected to the side face of the lower end of the connecting frame (8), a sliding block (9) is fixedly connected to the side face of the upper end of the connecting frame (8), a second clamping block (12) is movably connected to the sliding block (9), a sliding groove (10) is formed in the side face of the second clamping block (12), two groups of positioning rods (13) are fixedly connected to the top of the first clamping block (11), two groups of positioning holes (14) are formed in the second clamping block (12) in a penetrating manner, and anti-sliding mechanisms (16) are arranged on the inner wall face of the inner surface of the first clamping block (11).

2. A clamping device for large high precision bearings according to claim 1, characterized in that: the upper end of the cylinder groove (2) is of a cuboid structure, the width of the positioning block (4) is matched with that of the upper end of the cylinder groove (2), and the positioning block (4) is movably connected into the upper end of the cylinder groove (2).

3. A clamping device for large high precision bearings according to claim 1, characterized in that: the sliding groove (10) is arranged along the height extending direction of the second clamping block (12), the sliding groove (10) and the sliding block (9) are in a matched transverse T-shaped structure in a overlooking mode, and the sliding block (9) is movably sleeved with the second clamping block (12) through the sliding groove (10).

4. A clamping device for large high precision bearings according to claim 1, characterized in that: the second clamping block (12) is movably sleeved on the two positioning rods (13) through two positioning holes (14), the first clamping block (11) and the second clamping block (12) are in L-shaped structures which are symmetrically arranged, and the surface of each positioning rod (13) is connected with a fastening nut (15) through a threaded structure.

5. A clamping device for large high precision bearings according to claim 1, characterized in that: antiskid mechanism (16) include anti-skidding cushion (1601), and anti-skidding cushion (1601) are regular matrix and are equipped with the multiunit altogether in every antiskid mechanism (16).