Bearing groove grinding device

Abstract

The utility model discloses a bearing channel polishing device which comprises a bearing workpiece, an electric drive rotary table is matched with the outer side of the bottom of the bearing workpiece in a rotating mode, a plurality of L-shaped connecting rods are fixed to the lower portion of the outer side of the electric drive rotary table in an annular array mode, and the bottom ends of the L-shaped connecting rods are fixedly connected with a recycling bin. An annular groove is formed in the center of the side, opposite to the electric drive rotary table, of the recycling bin so that the recycling bin and the electric drive rotary table can vertically penetrate through the recycling bin and the electric drive rotary table, an annular cover is erected over the electric drive rotary table, and a top cover is fixedly connected to the center of the top of the annular cover. The electric driving rotary table is used for assisting rotation of a bearing workpiece, and meanwhile the annular cover is erected over the bearing workpiece in a matched mode to conduct semi-closed embedded limiting on the bearing workpiece, so that the bearing workpiece is kept horizontal and stable all the time in the rotation grinding process, and excessive abrasion of a bearing channel caused by vertical shaking is avoided; and meanwhile, a top cover is erected above the annular cover in an isolation manner for dust raising prevention protection.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing processing technical field, concretely is a bearing raceway polishing device. BACKGROUND

[0002] Bearing is important spare part in mechanical equipment, and main function is used for supporting rotator, and the friction coefficient of rotator is reduced in the movement process, and the rolling bearing includes inner ring, outer ring and rolling element, and the deep groove ball bearing is the most representative rolling bearing, and compared with the same size other type bearing, the friction coefficient of this kind of bearing is small, and the limit speed is high, and the structure is simple, and the manufacturing cost is low, and the precision is high, and it is not necessary to maintain frequently, and the size range is big, and the form is many, and it is the most widely used bearing,

[0003] The outer ring raceway of the deep groove ball bearing needs to continuously roll with the ball, and in order to reduce the wear, it is usually polished, and since the bearing raceway is annularly distributed, it is usually positioned and clamped, and then the driving motor is used to make it rotate at a constant speed, so that the polishing assembly only needs to polish at a fixed point to complete the polishing work of the whole raceway, but the positioning difficulty of the common clamping mode is large, and the periphery of the clamped bearing workpiece is easy to fluctuate up and down in rotation, thereby causing the polishing assembly to have excessive grinding amount on the upper and lower sides of the raceway, affecting the rolling fit stability of the subsequent ball, in addition, the waste generated by polishing and cooling water are easy to pollute the environment, and there is no efficient recycling equipment to centrally recycle them. UTILITY MODEL CONTENTS

[0004] The utility model discloses a bearing raceway polishing device, can carry out semi-closed type embedding limit to bearing workpiece, makes it always keep horizontal stability in the self-rotating polishing process, avoids the excessive wear of bearing raceway caused by up and down fluctuation, prevents dust from flying at the same time at the waste generated by polishing, and adopts double-station double polishing, improves the operation efficiency, in addition, the waste generated by polishing and the cooling water consumed in cooling are naturally fallen and centrally collected and handled, avoids the accumulation on the polishing assembly and bearing raceway and influences the polishing quality.

[0005] In order to achieve the above object, a bearing channel polishing device is provided, comprising a bearing workpiece, the bottom outer side of the bearing workpiece is rotationally connected with an electric drive turntable, a plurality of L-shaped connecting rods are fixedly connected with the outer lower ring array of the electric drive turntable, a recovery bin is fixedly connected with the bottom end of the L-shaped connecting rod, a ring groove is arranged at the center of the side opposite to the electric drive turntable to make the two through, a ring cover is arranged above the electric drive turntable, a top cover is fixedly connected with the top center of the ring cover, a sliding groove is formed in the top center of the top cover in the left-right direction, an electric control rail is arranged above the sliding groove, limit pads are symmetrically fixed at the left and right ends of the electric control rail, the bottom of the limit pads is fixedly connected with the top cover, electric control sliding blocks are symmetrically arranged on the outer side of the electric control rail, clamping plates are fixedly connected with the bottom center of the electric control sliding blocks, the clamping plates are slidably connected with the top cover along the sliding groove, limit ring sleeves are fixedly connected with the bottom of the clamping plates, vertical rods are fixedly connected with the bottom center of the limit ring sleeves, clamping sleeves are threadedly connected with the outer side of the bottom end of the vertical rods, polishing assemblies are fixedly connected with the bottom of the clamping sleeves, the polishing assemblies are symmetrically distributed, the opposite ends of the polishing assemblies extend into the inner channel of the bearing workpiece and are slidably connected therewith, a control unit is fixedly connected with the middle of the outer side of the electric control rail, and the electric control sliding blocks are electrically connected with the control unit. While the electric drive turntable assists the self-rotation of the bearing workpiece, the ring cover is matched and arranged above the bearing workpiece to semi-closedly fit and limit the bearing workpiece, so that the bearing workpiece always remains stable during self-rotation polishing, avoiding the upward and downward shaking of the bearing channel to cause excessive wear of the bearing channel. At the same time, a top cover is isolated and arranged above the ring cover to prevent dust from being scattered, and double-station polishing assemblies are matched with electric control sliding blocks to polish the bearing channel twice, improving the work efficiency. In addition, the recovery bin is connected and arranged below the electric drive turntable to naturally fall and collect the waste generated by polishing and the cooling water consumed by cooling, avoiding the accumulation of the waste on the polishing assemblies and the bearing channel to affect the polishing quality.

[0006] According to the bearing channel polishing device, the bottom of the control unit is fixedly connected with a pad, the bottom of the pad is fixedly connected with a water tank, corrugated pipes are fixedly connected with the lower parts of the left and right sides of the water tank, cylinder frames are fixedly connected with the opposite ends of the corrugated pipes, flow guide pipes are fixedly connected with the bottom center of the cylinder frames, the bottom ends of the flow guide pipes extend into the inner wall of the polishing assembly and are fixedly connected therewith, liquid guide holes are formed in the opposite ends of the polishing assembly in an up-down staggered manner, and the liquid guide holes are in communication with the interiors of the flow guide pipes. Precise water supply and cooling operation is performed.

[0007] According to the bearing channel polishing device, a water inlet is formed in the front left upper area of the water tank, and a screw cap is threadedly connected with the front side of the water inlet. The water tank can be replenished with water in time.

[0008] According to the bearing channel polishing device, the top of the control unit is fixedly connected with a handle.

[0009] According to the bearing channel polishing device, the bottom of the ring cover is fixedly surrounded with an embedded ring, which extends into the inner wall of the electrically-driven turntable and is fixedly clamped thereon. The ring cover is tightly connected with the electrically-driven turntable, so that the bearing workpiece is stably limited.

[0010] According to the bearing channel polishing device, the bottom of the ring cover is fixedly surrounded with an embedded ring, which extends into the inner wall of the electrically-driven turntable and is fixedly clamped thereon. The ring cover is tightly connected with the electrically-driven turntable, so that the bearing workpiece is stably limited.

[0011] According to the bearing channel polishing device, the bottom of the ring cover is fixedly surrounded with an embedded ring, which extends into the inner wall of the electrically-driven turntable and is fixedly clamped thereon. The ring cover is tightly connected with the electrically-driven turntable, so that the bearing workpiece is stably limited.

[0012] Compared with the prior art, the bearing channel polishing device has the following beneficial effects:

[0013] In the utility model, the electrically-driven turntable is used for assisting the self-rotation of the bearing workpiece, and the ring cover is erected above the bearing workpiece to semi-closedly embed and limit the bearing workpiece, so that the bearing workpiece is kept stable in the self-rotation polishing process, and the upper and lower shaking of the bearing workpiece is avoided to cause the excessive wear of the bearing channel. In addition, the top cover is erected above the ring cover to prevent dust, and the double-position polishing assembly is used in cooperation with the electric control sliding block to polish the bearing channel twice, so that the working efficiency is improved. In addition, the recovery bin is connected and erected below the electrically-driven turntable to naturally fall and collect and process the waste generated in the polishing and the cooling water consumed in the cooling, so that the polishing quality is not affected by the accumulation of the waste on the polishing assembly and the bearing channel.

[0014] Additional aspects and advantages of the utility model will be partially given in the following description, partially will become obvious from the following description, or will be understood by the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model will be further explained below in combination with the drawings and examples;

[0016] Figure 1 It is the section view of ring cover and top cover in the utility model bearing channel polishing device;

[0017] Figure 2 It is the section view of recovery bin in the utility model bearing channel polishing device;

[0018] Figure 3 It is the connection structure schematic view of electric control sliding block and polishing assembly in the utility model bearing channel polishing device;

[0019] Figure 4 It is the whole schematic view of bearing channel grinding device of the utility model.

[0020] In the drawing: 1, bearing workpiece; 2, electric drive rotary table; 3, L-shaped connecting rod; 4, recovery bin; 5, ring cover; 6, top cover; 7, sliding groove; 8, electric control guide rail; 9, limiting pad; 10, electric control sliding block; 11, clamping plate; 12, limiting ring sleeve; 13, vertical rod; 14, clamping sleeve; 15, grinding assembly; 16, control unit; 17, water tank; 18, corrugated conduit; 19, cylinder frame; 20, flow guide pipe; 21, liquid guide hole; 22, screw cap; 23, handle; 24, embedded ring; 25, ring pad; 26, drain valve. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figure 1 - Figure 4 The utility model provides a technical scheme: a bearing channel grinding device, including bearing workpiece 1, the bottom outside of bearing workpiece 1 is rotationally matched with electric drive rotary table 2, the outside lower part annular array of electric drive rotary table 2 is fixed with several L-shaped connecting rods 3, the bottom of L-shaped connecting rod 3 is fixedly connected with recovery bin 4, the side center of recovery bin 4 opposite electric drive rotary table 2 is equipped with ring groove to make the upper and lower through, the bottom outside of recovery bin 4 is fixed with ring pad 25, and the front bottom of recovery bin 4 is equipped with drain valve 26, and the waste chip generated by grinding and the cooling water consumed by cooling are naturally fallen and collected and handled.

[0023] The top of electric drive rotary table 2 is erected with ring cover 5, and the inner side of ring cover 5 is covered with a layer of sliding film, and the bottom of ring cover 5 is fixed with embedded ring 24, and embedded ring 24 extends into the inner wall of electric drive rotary table 2 downward and is fixed with upper and lower clamping, and the top center of ring cover 5 is fixedly connected with top cover 6, and is semi-closedly embedded and limited, so that it always keeps horizontal stability in the self-rotating grinding process, avoids the excess wear of bearing channel caused by up and down shaking.

[0024] A sliding groove 7 is formed in the top center of the top cover 6, an electric control rail 8 is arranged above the sliding groove 7, limit pads 9 are symmetrically fixed at the left and right ends of the electric control rail 8, the bottom of each limit pad 9 is fixedly connected with the top cover 6, electric control sliding blocks 10 are symmetrically arranged on the outer side of the electric control rail 8, a clamping plate 11 is fixedly connected at the bottom center of each electric control sliding block 10, the clamping plate 11 is slidably arranged in the sliding groove 7, a limit ring 12 is fixedly connected at the bottom of the clamping plate 11, a vertical rod 13 is fixedly connected at the bottom center of the limit ring 12, a clamping sleeve 14 is threadedly connected at the bottom of the vertical rod 13, a polishing assembly 15 is fixedly connected at the bottom of the clamping sleeve 14, the polishing assemblies 15 are symmetrically arranged, the polishing assembly 15 on the opposite side extends into the inner channel of the bearing workpiece 1 and is slidably arranged in the inner channel, a control unit 16 is fixedly connected at the middle of the outer side of the electric control rail 8, and the electric control sliding blocks 10 are electrically connected with the control unit 16, so that the double-position polishing assembly and the electric control sliding block are arranged to polish the bearing channel twice, thereby improving the work efficiency.

[0025] A handle 23 is fixedly connected at the top of the control unit 16, a base plate is fixedly connected at the bottom of the control unit 16, a water tank 17 is fixedly connected at the bottom of the base plate, corrugated pipes 18 are fixedly and communicatively connected at the lower parts of the left and right sides of the water tank 17, barrel frames 19 are fixedly and communicatively connected at the opposite ends of the corrugated pipes 18, flow guide pipes 20 are fixedly and communicatively connected at the bottom centers of the barrel frames 19, the bottom ends of the flow guide pipes 20 extend into the inner walls of the polishing assemblies 15 and are fixedly connected with the inner walls, liquid guide holes 21 are alternately formed on the opposite ends of the polishing assemblies 15, the liquid guide holes 21 are in communication with the flow guide pipes 20, a water inlet is formed in the front upper left area of the water tank 17, and a screw cap 22 is threadedly connected at the front side of the water inlet, so that precise water supply and cooling are realized, and local high-temperature deformation of the bearing is avoided.

[0026] Working principle: in the utility model, the electric drive turntable 2 is used for assisting the self-rotation of the bearing workpiece 1, the ring cover 5 is arranged above the bearing workpiece 1 to semi-closedly embed and limit the bearing workpiece 1, so that the bearing workpiece 1 is kept stable during the self-rotation polishing process, the up-and-down shaking of the bearing workpiece 1 is avoided, the extra wear of the bearing channel is avoided, the top cover is arranged above the ring cover 5 to prevent dust, the double-position polishing assembly 15 and the electric control sliding block 10 are used to polish the bearing channel twice, the work efficiency is improved, the recovery bin 4 is arranged below the electric drive turntable 2 to collect and process the polishing debris and the cooling water consumed in the cooling process, and the polishing quality is improved.

[0027] The embodiments of the utility model are explained in detail in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of the ordinary skill in the art without departing from the purpose of the utility model.

Claims

1. A bearing raceway grinding device comprising a bearing workpiece (1), characterized in that, The bottom outer side of the bearing workpiece (1) is rotatably matched with an electrically driven turntable (2), a plurality of L-shaped connecting rods (3) are fixedly arranged on the outer lower ring array of the electrically driven turntable (2), the bottom end of the L-shaped connecting rod (3) is fixedly connected with a recycling bin (4), and the recycling bin (4) is provided with a ring groove at the center of the side opposite to the electrically driven turntable (2) to make the two through. An annular cover (5) is arranged above the electrically driven turntable (2), a top cover (6) is fixedly connected to the top center of the annular cover (5), a sliding groove (7) is formed in the top center of the top cover (6) in the left-right direction, an electrically controlled guide rail (8) is arranged above the sliding groove (7), limit pads (9) are symmetrically fixed to the left and right ends of the electrically controlled guide rail (8), the bottom of the limit pad (9) is fixedly connected with the top cover (6), electrically controlled sliding blocks (10) are symmetrically arranged on the outer side of the electrically controlled guide rail (8), a clamping plate (11) is fixedly connected to the bottom center of the electrically controlled sliding block (10), the clamping plate (11) is slidably matched with the top cover (6) along the sliding groove (7), a limit ring sleeve (12) is fixedly connected to the bottom of the clamping plate (11), a vertical rod (13) is fixedly connected to the bottom center of the limit ring sleeve (12), a clamping sleeve (14) is threadedly connected to the bottom end of the vertical rod (13), a polishing assembly (15) is fixedly connected to the bottom of the clamping sleeve (14), the polishing assembly (15) is symmetrically distributed, the opposite end of the polishing assembly (15) extends into the inner side channel of the bearing workpiece (1) and is slidably attached thereto, a control unit (16) is fixedly connected to the middle of the outer side of the electrically controlled guide rail (8), and the electrically controlled sliding blocks (10) are electrically connected with the control unit (16).

2. A bearing raceway grinding apparatus as claimed in claim 1, characterized in that: A pad is fixedly connected to the bottom of the control unit (16), a water tank (17) is fixedly connected to the bottom of the pad, corrugated pipes (18) are fixedly and communicatively connected to the lower parts of the left and right sides of the water tank (17), cylinder frames (19) are fixedly and communicatively connected to the opposite ends of the corrugated pipes (18), flow guide pipes (20) are fixedly and communicatively connected to the bottom center of the cylinder frame (19), the bottom end of the flow guide pipe (20) extends into the inner wall of the polishing assembly (15) and is fixedly connected thereto, and liquid guide holes (21) are alternately formed in the opposite end of the polishing assembly (15) in the up-down direction.

3. A bearing raceway grinding apparatus as claimed in claim 2, wherein: A water inlet is formed in the front upper left area of the water tank (17), and a screw cap (22) is threadedly connected to the front side of the water inlet.

4. A bearing raceway grinding apparatus as claimed in claim 1, wherein: A handle (23) is fixedly connected to the top of the control unit (16).

5. A bearing raceway grinding apparatus as claimed in claim 1, wherein: An embedded ring (24) is fixedly arranged around the bottom of the annular cover (5), and the embedded ring (24) extends downward into the inner wall of the electrically driven turntable (2) and is fixedly connected thereto in the up-down direction.

6. A bearing raceway grinding apparatus as claimed in claim 1, wherein: A ring pad (25) is fixedly arranged around the bottom outer side of the recycling bin (4), and a drain valve (26) is arranged on the front bottom of the recycling bin (4).

7. A bearing raceway grinding apparatus as claimed in claim 1, wherein: The inner side of the annular cover (5) is covered with a layer of sliding film.

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