CN217913984U

CN217913984U - Positioning fixture for bearing outer ring machining

Info

Publication number: CN217913984U
Application number: CN202221627757.XU
Authority: CN
Inventors: 龚双林; 龚大浪; 柴锡孟
Original assignee: Anqing Yinyi Bearing Co ltd
Current assignee: Anqing Yinyi Bearing Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-29
Anticipated expiration: 2032-06-27

Abstract

The utility model relates to the technical field of bearing machining, in particular to a positioning fixture for machining a bearing outer ring, which comprises a base, a rotating seat and a clamping rod, wherein the base is integrally in a circular ring structure, and a mounting groove is formed in the base; the rotating seat is of a circular structure, is arranged in the mounting groove and is mutually attached to the base; the surface of the rotating seat is provided with a plurality of groups of sliding grooves, the sliding grooves are uniformly arranged around the circle center of the rotating seat, and the clamping rods are arranged in the sliding grooves and move along the length direction of the sliding grooves; the number of the sliding grooves is not less than three, the clamping rods are perpendicular to the surface of the rotating seat, and anti-skidding sleeves are sleeved on the outer sides of the clamping rods; the clamp provided by the utility model realizes the change of the position of the clamping rods by adjusting the position of the clamping rods in the sliding chute, so that a plurality of clamping rods can be clamped and fixed with bearings with different specifications and inner diameters; the device has the advantages of simple overall structure, reasonable design, convenient use and operation and easy adjustment.

Description

Positioning fixture for bearing outer ring machining

Technical Field

The utility model relates to a bearing processing technology field specifically is a positioning fixture is used in bearing inner race processing.

Background

The bearing is an important part in modern mechanical equipment, and is mainly used for supporting a mechanical rotating body, reducing the friction coefficient during movement and ensuring the rotation precision of machinery. The bearing mainly comprises a bearing inner ring, a bearing outer ring and a rolling or sliding part arranged between the bearing inner ring and the bearing outer ring. In the process of processing the bearing, the outer ring and the inner ring of the bearing need to be processed; for the processing of outer lane, need dedicated anchor clamps cooperation to use, install the bearing on anchor clamps to fix the bearing, subsequent processing of being convenient for.

The existing bearing outer ring clamp can only be suitable for bearing outer rings of the same size and model, when bearing outer rings of other models are processed, the clamp needs to be replaced, the process is complex, and the production cost of the bearing is correspondingly improved by using various clamps.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning fixture is used in bearing inner race processing to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a positioning clamp for machining a bearing outer ring comprises a base, a rotating seat and a clamping rod, wherein the base is integrally in a circular ring structure, and a mounting groove is formed in the base; the rotating seat is of a circular structure, is arranged in the mounting groove and is mutually attached to the base; the surface of the rotating seat is provided with a plurality of groups of sliding grooves which are uniformly arranged around the circle center of the rotating seat, and the clamping rod is arranged in the sliding grooves and moves along the length direction of the sliding grooves; the number of the sliding grooves is not less than three, the clamping rods are perpendicular to the surface of the rotating seat, and the anti-skidding sleeves are sleeved on the outer sides of the clamping rods.

Preferably, the bottom of the clamping rod is provided with a sliding block, and the sliding block is arranged in a sliding groove; the sliding groove is internally provided with a screw rod, the sliding block is provided with a screw hole in a matching way, and the screw rod penetrates through the screw hole in a matching way.

Preferably, one end of the screw rod is connected with the side wall of the rotating seat, the other end of the screw rod is provided with a first bevel gear, and a second bevel gear is arranged in the middle of the rotating seat; the second bevel gears are vertically arranged and are meshed with the first bevel gears at the end parts of different screw rods; the second bevel gear is driven by a motor, and the motor is electrically connected with the controller.

Preferably, an annular rotary groove is formed in the side face of the rotary seat, a driving gear is correspondingly arranged on the groove wall of the mounting groove, and gear teeth are arranged on the groove wall of the rotary groove; the driving gear is clamped in the rotary groove and is meshed with the gear teeth on the rotary groove; the driving gear is driven by a motor, and the motor is electrically connected with the controller.

Preferably, the anti-slip sleeve is made of a silica gel material, the anti-slip sleeve is integrally of an annular structure and is sleeved on the outer side of the clamping rod in a matching mode, and strip-shaped friction grains are arranged on the outer portion of the anti-slip sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the clamp provided by the utility model realizes the change of the position of the clamping rod by adjusting the position of the clamping rod in the chute, so that a plurality of clamping rods can be clamped and fixed with bearings with different specifications and inner diameters; the device has the advantages of simple overall structure, reasonable design, convenient use and operation and easy adjustment.

Drawings

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

FIG. 2 is a schematic view of the structure of the rotary seat of the present invention;

FIG. 3 is a schematic view of the installation of the rotary seat of the present invention;

reference numbers in the figures: 1. a base; 11. mounting grooves; 12. a drive gear; 2. rotating the base; 21. a chute; 22. a screw rod; 23. a first bevel gear; 24. a second bevel gear; 25. rotating the groove; 3. a clamping bar; 31. a slider; 4. an anti-slip sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a positioning clamp for machining a bearing outer ring comprises a base 1, a rotating seat 2 and a clamping rod 3, wherein the base 1 is integrally of a circular structure, and a mounting groove 11 is formed in the base 1; the rotating seat 2 is of a circular structure, the rotating seat 2 is arranged in the mounting groove 11, and the base 1 and the rotating seat 2 are mutually attached; a plurality of groups of sliding grooves 21 are formed in the surface of the rotating seat 2, the sliding grooves 21 are uniformly arranged around the center of the rotating seat 2, and the clamping rod 3 is installed in the sliding grooves 21 and moves along the length direction of the sliding grooves 21; the number of the sliding grooves 21 is not less than three, the clamping rods 3 are perpendicular to the surface of the rotating seat 2, and the anti-skidding sleeves 4 are sleeved on the outer sides of the clamping rods 3.

Further, a sliding block 31 is arranged at the bottom of the clamping rod 3, and the sliding block 31 is installed in the sliding groove 21; the sliding groove 21 is provided with a screw rod 22, the sliding block 31 is provided with a screw hole in a matching mode, and the screw rod 22 penetrates through the screw hole in a matching mode.

Furthermore, one end of the screw rod 22 is connected with the side wall of the rotating seat 2, the other end of the screw rod is provided with a first bevel gear 23, and a second bevel gear 24 is arranged in the middle of the rotating seat 2; the second bevel gears 24 are vertically arranged and are meshed with the first bevel gears 23 at the end parts of different screw rods 22; the second bevel gear 24 is driven by a motor, and the motor is electrically connected with the controller.

Furthermore, an annular rotary groove 25 is formed in the side face of the rotary seat 2, a driving gear 12 is correspondingly arranged on the groove wall of the mounting groove 11, and gear teeth are arranged on the groove wall of the rotary groove 25; the driving gear 12 is clamped in the rotary groove 25 and is meshed with gear teeth on the rotary groove 25; the driving gear 12 is driven by a motor, and the motor is electrically connected with the controller.

Furthermore, the antiskid sleeve 4 is made of silica gel materials, the whole antiskid sleeve 4 is of an annular structure, the antiskid sleeve is sleeved outside the clamping rod 3 in a matching mode, and strip-shaped friction lines are arranged outside the antiskid sleeve 4.

The working principle is as follows: in the actual use process, the bearing is arranged on the rotating seat 2; the controller controls the motor connected with the second bevel gear 24 to work, the second bevel gear 24 rotates and is meshed with the first bevel gear 23, so that the first bevel gear 23 is driven to rotate, the screw rod 22 rotates to be matched with the sliding block 31, the sliding block 31 moves along the length direction of the screw rod 22, and the clamping rod 3 is driven to move back and forth along the length direction of the sliding groove 21. The second bevel gears 24 drive the first bevel gears 23 to rotate at the same time, so that the clamping rods 3 move synchronously inwards or outwards in the same motion; the outside cover of clamping bar 3 has antiskid cover 4, and the clamping bar 3 that is no less than three groups supports and circles in the bearing, plays fixed effect to the bearing. The anti-slip sleeve 4 plays roles of buffering and anti-slip, can protect the bearing and ensures the stability in the processing process.

The motor connected with the driving gear 12 is controlled by the controller to work, and the gear card is clamped in the rotary groove 25 and is mutually bonded with the gear teeth on the groove wall, so that the rotary seat 2 is driven to rotate in the mounting groove 11, the bearing fixed on the surface of the rotary seat 2 is driven to rotate, and the bearing is convenient to process and operate.

Friction lines on the anti-slip sleeve 4 can increase friction force, and the clamping rod 3 can be clamped outside the bearing to fix the outer ring, so that the inner ring is machined.

It is worth noting that: the whole device realizes control over the device through the master control button, and because the equipment matched with the control button is common equipment, the device belongs to the prior mature technology, and the electrical connection relation and the specific circuit structure of the device are not described any more.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positioning fixture is used in bearing inner race processing which characterized in that: the clamping device comprises a base (1), a rotating seat (2) and a clamping rod (3), wherein the base (1) is integrally in a circular ring structure, and a mounting groove (11) is formed in the base (1); the rotary seat (2) is of a circular structure, the rotary seat (2) is arranged in the mounting groove (11), and the base (1) and the rotary seat (2) are attached to each other; a plurality of groups of sliding grooves (21) are formed in the surface of the rotating seat (2), the sliding grooves (21) are uniformly arranged around the circle center of the rotating seat (2), and the clamping rod (3) is installed in the sliding grooves (21) and moves along the length direction of the sliding grooves (21); the number of the sliding grooves (21) is not less than three, the clamping rods (3) are perpendicular to the surface of the rotating seat (2), and the anti-skidding sleeves (4) are sleeved on the outer sides of the clamping rods (3).

2. The positioning fixture for machining the bearing outer ring according to claim 1, characterized in that: the bottom of the clamping rod (3) is provided with a sliding block (31), and the sliding block (31) is arranged in the sliding groove (21); the sliding groove (21) is internally provided with a screw rod (22), the sliding block (31) is provided with a screw hole in a matching mode, and the screw rod (22) penetrates through the screw hole in a matching mode.

3. The positioning fixture for machining the bearing outer ring according to claim 2, characterized in that: one end of the screw rod (22) is connected with the side wall of the rotating seat (2), the other end of the screw rod is provided with a first bevel gear (23), and a second bevel gear (24) is arranged in the middle of the rotating seat (2); the second bevel gears (24) are vertically arranged and are meshed with the first bevel gears (23) at the end parts of different screw rods (22); the second bevel gear (24) is driven by a motor, and the motor is electrically connected with the controller.

4. The positioning fixture for machining the bearing outer ring according to claim 1, characterized in that: an annular rotary groove (25) is formed in the side face of the rotary seat (2), a driving gear (12) is correspondingly arranged on the groove wall of the mounting groove (11), and gear teeth are arranged on the groove wall of the rotary groove (25); the driving gear (12) is clamped in the rotary groove (25) and is meshed with gear teeth on the rotary groove (25); the driving gear (12) is driven by a motor, and the motor is electrically connected with the controller.

5. The positioning fixture for machining the bearing outer ring according to claim 1, characterized in that: the anti-slip sleeve (4) is made of a silica gel material, the anti-slip sleeve (4) is integrally of an annular structure and is sleeved on the outer side of the clamping rod (3) in a matching mode, and strip-shaped friction lines are arranged outside the anti-slip sleeve (4).