CN211992389U

CN211992389U - Knuckle mirror surface polishing grinding device

Info

Publication number: CN211992389U
Application number: CN202020512526.9U
Authority: CN
Inventors: 肖长荣
Original assignee: Chongqing Rongwei Machinery Manufacturing Co ltd
Current assignee: Chongqing Rongwei Machinery Manufacturing Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-11-24
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a steering knuckle mirror surface polishing and grinding device, which comprises a workbench, wherein the workbench is connected with a supporting leg, the workbench is fixed with two mounting seats, the two mounting seats are respectively fixed with a motor and an air cylinder, the motor output end is connected with a rotating shaft, the air cylinder output end is connected with a tip, the workbench is provided with a straight groove, the straight groove is matched with a moving block, the straight groove is provided with an A lead screw, the two ends of the A lead screw are both connected with an A helical gear, the two A helical gears are respectively engaged and matched with a B helical gear and a C helical gear, the B helical gear is connected with a left rotating rod, the C helical gear is connected with a right rotating rod, the moving block is provided with a T-shaped groove, the T-shaped groove is matched with a sliding block, the moving block is provided with a B lead screw, the B lead screw is connected, the fixed block is fixed with the whetstone, and two bearings are all installed to A lead screw, left bull stick, right bull stick and regulation pole.

Description

Knuckle mirror surface polishing grinding device

Technical Field

The utility model belongs to the polishing field of polishing, concretely relates to knuckle mirror surface polishing grinding device.

Background

A steering knuckle (steering knuckle), also known as a "claw", is one of important parts in an automobile steering axle, and can enable an automobile to stably run and sensitively transmit the running direction. The steering knuckle is used for transmitting and bearing the front load of the automobile, supporting and driving the front wheel to rotate around the main pin so as to steer the automobile. In the driving state of the vehicle, it is subjected to a variable impact load, and therefore, it is required to have a high strength.

Along with the development of industry, the processing requirements of more and more steering knuckles are improved, and a plurality of steering knuckles need to be polished in the production process, so that the glossiness of the surfaces of the steering knuckles is increased, and the effect of attractive appearance and fine workmanship is achieved. Traditional polishing mode of polishing is mostly let the knuckle rotatory, then operating personnel carries out the operation to the knuckle, but in the process of continuously polishing, the knuckle can produce the heat, can cause the burn to operating personnel's hand, and in the operation process, operating personnel's hand easily with polish or polish emery wheel or the abrasive band contact of usefulness, emery wheel or abrasive band cause the damage to operating personnel's hand easily, thereby appear the injured consequence of operating personnel, actual operation's factor of safety is low, and also higher to operating personnel's technical requirement, the knuckle quality that the polishing came out is unstable otherwise.

SUMMERY OF THE UTILITY MODEL

To the problem that the above-mentioned background art provided, the utility model aims at: aims to provide a steering knuckle mirror polishing and grinding device. In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a steering knuckle mirror surface polishing and grinding device comprises a workbench, wherein the workbench is connected with four supporting legs, the workbench is fixedly provided with two mounting seats, the two mounting seats are respectively fixedly provided with a motor and an air cylinder, the output end of the motor is connected with a rotating shaft, the output end of the air cylinder is connected with a tip, the workbench is provided with a straight groove, the straight groove is matched with a moving block, the straight groove is provided with an A lead screw in threaded connection with the moving block, two ends of the A lead screw are respectively connected with an A helical gear, the two A helical gears are respectively meshed and matched with a B helical gear and a C helical gear, the B helical gear is integrally connected with a left rotating rod arranged in the workbench, the C helical gear is integrally connected with a right rotating rod arranged in the workbench, the moving block is provided with a T-shaped groove, the T-shaped groove is matched with a sliding block, the lead screw B is connected with an adjusting rod, the adjusting rod is in threaded connection with a locking cap, the sliding block is provided with two movable grooves, the movable grooves are matched with fixed blocks in a sliding mode, a spring set is connected between the fixed blocks and the movable grooves, the fixed blocks are fixed with polishing stones, and two bearings are installed on the lead screw A, the left rotating rod, the right rotating rod and the adjusting rod.

Further inject, straight flute all is equipped with the dust removal mouth with T type tank bottoms portion, and such design is convenient for clear away of dust and is handled.

Further, the workbench is provided with a limiting groove matched with the moving block, and due to the design, the moving block is not easy to shift while the limiting effect is achieved.

Further inject, often have lubricating oil on A lead screw and the B lead screw, such design guarantees to rotate the effect, makes to rotate more laborsavingly.

Further inject, activity groove and fixed block clearance fit, such design, it is more stable to remove, is difficult for taking place the skew.

Adopt the beneficial effects of the utility model:

1. by adopting the structural design of the utility model, the grinding stone can be displaced in the left and right directions through the rotation of the left rotating rod or the right rotating rod, so that the grinding and polishing position and distance can be conveniently adjusted, and the distance between the front and the back of the grinding stone can be adjusted through rotating the adjusting rod, so that the grinding and polishing strength can be adjusted, and the grinding and polishing effect is better;

2. by adopting the structural design of the utility model, the grinding can be completed only by the left rotating rod, the right rotating rod and the adjusting rod, the hand is not damaged by the contact with a grinding wheel or an abrasive belt for grinding or polishing, and the safety factor is high;

3. adopt the utility model discloses a structural design because the position of the stone of polishing can be fixed through the locking cap, and the stone of polishing has possessed the buffer capacity under the effect of spring assembly, so polish stably, polish effectually.

4. Adopt the utility model discloses a structural design, simple structure, convenient operation, application scope is wide, and the popularization nature is strong.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural view of an embodiment of a mirror polishing and grinding device for a knuckle of the present invention;

FIG. 2 is a schematic cross-sectional view of a first embodiment of a mirror polishing and grinding device for a knuckle of the present invention;

FIG. 3 is a schematic sectional structure diagram II of an embodiment of the mirror polishing and grinding device for a knuckle of the present invention;

FIG. 4 is a schematic view of a partial cross-sectional structure of a fixed block of an embodiment of the knuckle mirror polishing and grinding device of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1;

the main element symbols are as follows:

the grinding device comprises a workbench 1, supporting legs 2, a mounting seat 3, a motor 4, a cylinder 5, a rotating shaft 6, a tip 7, a straight groove 8, a moving block 9, an A lead screw 10, an A helical gear 11, a B helical gear 12, a C helical gear 13, a left rotating rod 14, a right rotating rod 15, a T-shaped groove 16, a sliding block 17, a B lead screw 18, an adjusting rod 19, a locking cap 20, a movable groove 21, a fixed block 22, a spring group 23, a grinding stone 24, a bearing 25 and a limiting groove 26.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in FIGS. 1-5, the utility model relates to a knuckle mirror polishing and grinding device, which comprises a workbench 1, wherein the workbench 1 is connected with four supporting legs 2, the workbench 1 is fixed with two mounting bases 3, the two mounting bases 3 are respectively fixed with a motor 4 and a cylinder 5, the output end of the motor 4 is connected with a rotating shaft 6, the output end of the cylinder 5 is connected with a tip 7, the workbench 1 is provided with a straight groove 8, the straight groove 8 is matched with a moving block 9, the straight groove 8 is provided with an A lead screw 10 in threaded connection with the moving block 9, two ends of the A lead screw 10 are both connected with A helical gears 11, the two A helical gears 11 are respectively engaged and matched with a B helical gear 12 and a C helical gear 13, the B helical gear 12 is integrally connected with a left rotating rod 14 arranged inside the workbench 1, the C helical gear 13 is integrally connected with a right rotating rod 15 arranged inside, t type groove 16 matches there is slider 17, the B lead screw 18 with slider 17 threaded connection is installed to movable block 9, B lead screw 18 is connected with adjusts the pole 19, adjust pole 19 threaded connection has locking cap 20, two activity grooves 21 have been seted up to slider 17, two activity grooves 21 all slide to match have fixed block 22, be connected with spring assembly 23 between fixed block 22 and the activity groove 21, fixed block 22 is fixed with the stone 24 of polishing, two bearings 25 are all installed with adjusting pole 19 to A lead screw 10, left bull stick 14, right bull stick 15.

In this embodiment, when a mirror polishing and grinding device for a knuckle is used, the knuckle is placed between a rotating shaft 6 and an apex 7, a cylinder 5 is started to drive the apex 7 to be forward matched with the rotating shaft 6 to fix the knuckle, a locking cap 20 is unscrewed, a regulating rod 19 is rotated to drive a B lead screw 18 to rotate, so that a sliding block 17 moves forward in a T-shaped groove 16 to be close to the knuckle, and a left rotating rod 14 or a right rotating rod 15 is screwed to rotate, where: the left rotating rod 14 and the right rotating rod 15 can only be simultaneously screwed one, otherwise, interference occurs, the rotation of the left rotating rod 14 or the right rotating rod 15 drives the A helical gear 11 or the B helical gear 12 which are respectively connected to rotate, so that the A lead screw 10 rotates, the moving block 9 moves left and right in the straight groove 8, the position of the steering knuckle which needs to be polished can be aligned in this way, the adjusting rod 19 is slightly screwed to enable the polishing stone 24 to be in contact with the steering knuckle, the contact force is judged according to actual conditions, the locking cap 20 is screwed until the locking cap is in contact with the moving block 9, the adjusting rod 19 and the B lead screw 18 do not rotate any more, the sliding block 17 is fixed, the motor 4 is started, the steering knuckle starts to rotate, the polishing stone 24 can polish and polish the steering knuckle by driving the rotating rod 14 or the right rotating rod 15 to enable the moving block 9 to move left and right, and then the polishing length of the steering, or the polishing degree of the steering knuckle is increased by reciprocating multiple movements, and the spring group 23 can effectively buffer the polishing stone 24 fixed on the fixed block 22 in the polishing process, so that the polishing effect is ensured.

Preferably, the bottoms of the straight grooves 8 and the T-shaped grooves 16 are provided with dust removing openings, so that the dust removing treatment is convenient, and in fact, the dust removing treatment mode can be considered according to specific conditions.

Preferably, the worktable 1 is provided with a limit groove 26 matched with the moving block 9, and the design plays a role in limiting, and simultaneously enables the moving block 9 to be difficult to shift, and in fact, the depth of the limit groove can be considered according to specific conditions.

Preferably, lubricating oil often exists on A lead screw 10 and the B lead screw 18, and such design guarantees to rotate the effect, makes to rotate more laborsavingly, in fact, also can consider the selection of lubricating oil according to particular case.

The movable groove 21 is preferably in clearance fit with the fixed block 22, so that the movable groove is more stable to move and is not easy to deviate, and in fact, the size of the clearance fit can be considered according to specific conditions.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a knuckle mirror finish grinding device, includes workstation (1), its characterized in that: the automatic cutting machine is characterized in that the workbench (1) is connected with four supporting legs (2), the workbench (1) is fixed with two mounting seats (3), the two mounting seats (3) are respectively fixed with a motor (4) and a cylinder (5), the output end of the motor (4) is connected with a rotating shaft (6), the output end of the cylinder (5) is connected with a tip (7), the workbench (1) is provided with a straight groove (8), the straight groove (8) is matched with a moving block (9), the straight groove (8) is provided with an A lead screw (10) in threaded connection with the moving block (9), two ends of the A lead screw (10) are respectively connected with an A helical gear (11), the two A helical gears (11) are respectively meshed and matched with a B helical gear (12) and a C helical gear (13), the B helical gear (12) is integrally connected with a left rotating rod (14) arranged inside the workbench (1, the C bevel gear (13) is integrally connected with a right rotating rod (15) arranged in the workbench (1), the moving block (9) is provided with a T-shaped groove (16), the T-shaped groove (16) is matched with a sliding block (17), the moving block (9) is provided with a B lead screw (18) in threaded connection with the sliding block (17), the screw rod B (18) is connected with an adjusting rod (19), the adjusting rod (19) is in threaded connection with a locking cap (20), the sliding block (17) is provided with two movable grooves (21), the two movable grooves (21) are matched with a fixed block (22) in a sliding manner, a spring group (23) is connected between the fixed block (22) and the movable groove (21), the grinding wheel is fixed on the fixing block (22), and the A lead screw (10), the left rotating rod (14), the right rotating rod (15) and the adjusting rod (19) are respectively provided with two bearings (25).

2. The mirror-polishing grinding device for the knuckle according to claim 1, wherein: and dust removing openings are formed at the bottoms of the straight groove (8) and the T-shaped groove (16).

3. The mirror-polishing grinding device for the knuckle according to claim 2, wherein: the workbench (1) is provided with a limiting groove (26) matched with the moving block (9).

4. The mirror-polishing grinding device for the knuckle according to claim 3, wherein: lubricating oil is usually arranged on the A lead screw (10) and the B lead screw (18).

5. The mirror-polishing grinding device for the knuckle according to claim 4, wherein: the movable groove (21) is in clearance fit with the fixed block (22).