CN216179515U

CN216179515U - Gear shaft polishing device

Info

Publication number: CN216179515U
Application number: CN202122603691.2U
Authority: CN
Inventors: 孙磊
Original assignee: Jiangsu Zhongli Gear Co ltd
Current assignee: Jiangsu Zhongli Gear Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-05
Anticipated expiration: 2031-10-27

Abstract

A gear shaft polishing device relates to a polishing device. Two crossbeams are fixed at the riser front end of L shape base and are provided with the direction horizontal pole, the trailing axle is fixed with the cam and rotates and install between two crossbeams, slidable mounting is passed through the extension spring and is connected on two direction horizontal poles and both sides around the H shape support, the H shape support is provided with supporting roller and cam contact cooperation, the leading driven axle is fixed with the throwing aureola and rotates and install between H shape support front end, the driving shaft is connected the rotation of transmission control trailing axle and leading driven axle with driving motor, the dull and stereotyped surperficial front end of L shape base is equipped with the fixed station of gear shaft. When the polishing wheel is controlled to rotate by the driving motor, the polishing wheel can be controlled to reciprocate to realize automatic feeding and retreating in the polishing process, and the structure is simple and reasonable.

Description

Gear shaft polishing device

Technical Field

The utility model relates to a polishing device, in particular to a gear shaft polishing device, and belongs to the technical field of shaft part machining.

Background

The gear shaft is a mechanical part used for mounting the gear and rotating together with the gear to transmit motion, torque or bending moment, and is widely applied, and in the production and manufacturing process, the gear shaft needs to be polished to reduce the surface roughness of the gear shaft and ensure that the surface is smooth and bright.

The conventional gear shaft polishing equipment is generally characterized in that the polishing wheel is fixed in position, feeding and retreating of the gear shaft are completed through manual operation, the automation degree is low, and certain potential safety hazards exist. Therefore, a gear shaft polishing device capable of controlling the reciprocating displacement of the polishing wheel to realize automatic feeding and backing is needed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides the gear shaft polishing device, which can control the polishing wheel to rotate through the driving motor, can also control the polishing wheel to perform reciprocating displacement so as to realize automatic feeding and retreating in the polishing process, and has a simple and reasonable structure.

In order to achieve the purpose, the utility model adopts the following technical scheme: a gear shaft polishing device comprises an L-shaped base, a driving motor, a rear driven shaft, an H-shaped support, a front driven shaft, a driving shaft and two cross beams, wherein the two cross beams are horizontally fixed at the front end of a vertical plate of the L-shaped base in parallel, the front ends of the two cross beams are respectively and integrally provided with a guide cross rod, the rear driven shaft is rotatably installed between the two cross beams, a cam is fixed at the middle position of the rear driven shaft, the H-shaped support is horizontally arranged at the front ends of the two cross beams, the rear ends of two parallel arms of the H-shaped support are respectively concavely provided with guide holes and are respectively installed on the two guide cross rods in a front-back sliding manner, the two side positions between the H-shaped support and the two cross beams are respectively connected through tension springs, the rear end of a middle connecting arm of the H-shaped support is provided with a supporting roller which is in contact fit with the cam, the front driven shaft is rotatably installed between the front ends of the two parallel arms of the H-shaped support, and a polishing wheel is fixed at the middle position of the front driven shaft, the driving shaft is horizontally arranged on the side of the L-shaped base and is connected with a driving motor for transmission, the driving motor is fixed on a motor fixing position arranged on the L-shaped base, a first driven bevel gear is fixed at the end part of a rear driven shaft, a second driven bevel gear is fixed at the end part of a front driven shaft, a first driving bevel gear is fixed at the rear end of the driving shaft and is meshed with the first driven bevel gear, a limiting slide rail is axially arranged at the front end of the side wall of the driving shaft, a second shaft base is arranged on the side of the H-shaped support and is rotatably installed with a second driving bevel gear, the second driving bevel gear is meshed with the second driven bevel gear, a slide groove matched with the limiting slide rail is arranged on the inner hole wall of the second driving bevel gear, the second driving bevel gear is slidably sleeved at the front end of the driving shaft, and a gear shaft fixing station is arranged at the front end of the surface of a flat plate of the L-shaped base.

Compared with the prior art, the utility model has the beneficial effects that: the polishing wheel has a simple and reasonable structure, when the driving motor controls the driving shaft to rotate, the first driving bevel gear and the first driven bevel gear which are meshed with each other can drive the cam to rotate, when the cam rotates, the front-back reciprocating displacement of the H-shaped support can be realized by combining the elastic tension of the tension spring, the inner hole wall of the second driving bevel gear is provided with the sliding groove which is matched with the limiting sliding rail on the driving shaft, so that the second driving bevel gear and the second driven bevel gear which are meshed with each other can drive the polishing wheel to rotate, the displacement of the H-shaped support is not influenced, the polishing wheel can rotate and can reciprocate to realize automatic feeding and retreating in the polishing process by matching with each other, the degree of automation is high, and the polishing wheel is safer and has good popularization and application values.

Drawings

Fig. 1 is an isometric view of the overall construction of the gear shaft polishing device of the present invention.

Detailed Description

The technical solutions in 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

As shown in fig. 1, a gear shaft polishing device comprises an L-shaped base 1, a driving motor 2, a rear driven shaft 4, an H-shaped bracket 5, a front driven shaft 7, a driving shaft 8 and two cross beams 3.

The two beams 3 are horizontally fixed at the front end of a vertical plate of the L-shaped base 1 in parallel, the front ends of the two beams 3 are respectively and integrally provided with a guide cross rod 3-1, the rear driven shaft 4 is rotatably arranged between the two beams 3, a cam 4-1 is fixed at the middle position of the rear driven shaft, the H-shaped support 5 is horizontally arranged at the front ends of the two beams 3, the rear ends of two parallel arms of the H-shaped support 5 are respectively provided with a guide hole in a concave manner and are arranged on the two guide cross rods 3-1 in a front-back sliding manner, the two sides between the H-shaped support 5 and the two beams 3 are respectively connected through a tension spring 6, the rear end of a middle connecting arm of the H-shaped support 5 is provided with a support roller 5-1 which is in contact fit with the cam 4-1, the front driven shaft 7 is rotatably arranged between the front ends of the two parallel arms of the H-shaped support 5, and a polishing wheel 7-1 is fixed at the middle position of the front driven shaft, furthermore, an arc-shaped groove is formed in the circumferential surface of the polishing wheel 7-1, the contact area between the polishing wheel and a gear shaft can be increased, the driving shaft 8 is horizontally arranged on the side of the L-shaped base 1 and is connected with the driving motor 2 for transmission, the driving motor 2 is fixed on a motor fixing position 1-1 arranged on the L-shaped base 1, the end of the rear driven shaft 4 is fixed with a first driven bevel gear 10, the end of the front driven shaft 7 is fixed with a second driven bevel gear 12, the rear end of the driving shaft 8 is fixed with a first driving bevel gear 9 and is meshed with the first driven bevel gear 10, the front end of the side wall of the driving shaft 8 is axially provided with a limiting slide rail 8-1, the side of the H-shaped support 5 is provided with a second shaft base 5-2 and is rotatably provided with a second driving bevel gear 11, the second driving bevel gear 11 is meshed with the second driven bevel gear 12, and the inner hole wall of the second driving bevel 11 is provided with a slide groove matched with the limiting slide rail 8-1 and is slidably and is sleeved on the inner hole wall of the driving bevel gear in a manner The front end of the shaft 8 is further provided with a first shaft seat 3-2 on the side of a cross beam 3 adjacent to the driving shaft 8, the first shaft seat 3-2 is rotatably connected with the driving shaft 8 and provides a connecting point for the middle of the driving shaft 8 to enhance the stability of the driving shaft 8, the front end of the flat plate surface of the L-shaped base 1 is provided with a gear shaft fixing station, the edge of the flat plate of the L-shaped base 1 is provided with a plurality of fixing pieces to facilitate the installation and fixation of the L-shaped base 1, the gear shaft fixing station preferably adopts a bedplate 13, the front end of the flat plate surface of the L-shaped base 1 is provided with four guide columns 1-2, four corners of the bedplate 13 are provided with through holes and are inserted between the four guide columns 1-2, a pressure spring is fixed between the center of the lower surface of the bedplate 13 and the flat plate surface of the L-shaped base 1, the upper surface of the bedplate 13 is provided with a V-shaped positioning groove 13-1, and a V-shaped fastening block 13-2 is arranged above the front end of the V-shaped positioning groove 13-1 through a fastening bolt.

When in use, a gear shaft is placed in the V-shaped positioning groove 13-1, the opening of the V-shaped fastening block 13-2 faces downwards to press the end part of the gear shaft, then the fastening bolt is tightened to finish the positioning of the gear shaft, because a pressure spring is fixed between the lower surface of the platen 13 and the surface of the flat plate of the L-shaped base 1, the gear shaft is contacted with the bottom of the arc-shaped groove on the circumferential surface of the polishing wheel 7-1 under the elasticity of the pressure spring, the driving motor 2 is switched on with an external power supply to start and control the driving shaft 8 to rotate, the first driving bevel gear 9 on the driving shaft 8 drives the rear driven shaft 4 to rotate through the first driven bevel gear 10 meshed with the driving shaft, because the H-shaped support 5 is connected with two cross beams 3 at two sides through the tension spring 6, the H-shaped support 5 always has the tendency of backward displacement under the elastic tension of the tension spring 6, and the cam 4-1 at the middle position of the rear driven shaft 4 can push the support roller 5-1 when rotating, the H-shaped bracket 5 is displaced forwards, so that the polishing wheel 7-1 arranged at the front end of the H-shaped bracket 5 can be displaced in a reciprocating manner to realize automatic feeding and retreating in the polishing process, the second driving bevel gear 11 is rotationally arranged in the second shaft seat 5-2 of the H-shaped bracket 5, the inner hole wall of the second driving bevel gear 11 is also provided with a sliding groove which is in sliding fit with a limit sliding rail 8-1 on the side wall of the driving shaft 8, the driving shaft 8 drives the second driving bevel gear 11 to rotate, the polishing wheel 7-1 is driven to rotate through the second driven bevel gear 12 which is meshed with the second driving bevel gear, the back and forth movement of the H-shaped bracket 5 is not influenced, so that the polishing wheel 7-1 can be displaced in a reciprocating manner along the gear shaft to realize automatic feeding and retreating when the gear shaft is polished by rotation, the polishing wheel above the gear shaft is rotated for a certain angle and then is fixed on the V-shaped positioning groove 13-1 again, and continuing polishing until the surface of the gear shaft is completely polished.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a gear shaft burnishing device which characterized in that: comprises an L-shaped base (1), a driving motor (2), a rear driven shaft (4), an H-shaped support (5), a front driven shaft (7), a driving shaft (8) and two cross beams (3), wherein the two cross beams (3) are horizontally fixed at the front end of a vertical plate of the L-shaped base (1) in parallel, the front ends of the two cross beams (3) are respectively and integrally provided with a guide cross rod (3-1), the rear driven shaft (4) is rotatably arranged between the two cross beams (3) and is fixed with a cam (4-1) at the middle position, the H-shaped support (5) is horizontally arranged at the front ends of the two cross beams (3), the rear ends of the two parallel arms of the H-shaped support (5) are respectively concavely provided with guide holes and are arranged on the two guide cross rods (3-1) in a front-back sliding manner, and the positions at two sides between the H-shaped support (5) and the two cross beams (3) are respectively connected through tension springs (6), a supporting roller (5-1) is arranged at the rear end of an intermediate connecting arm of the H-shaped support (5) and is in contact fit with the cam (4-1), a front driven shaft (7) is rotatably installed between the front ends of two parallel arms of the H-shaped support (5) and a polishing wheel (7-1) is fixed at the middle position of the front driven shaft, a driving shaft (8) is horizontally arranged on the side of the L-shaped base (1) and is in transmission connection with a driving motor (2), the driving motor (2) is fixed on a motor fixing position (1-1) arranged on the L-shaped base (1), a first driven bevel gear (10) is fixed at the end of the rear driven shaft (4), a second driven bevel gear (12) is fixed at the end of the front driven shaft (7), a first driving bevel gear (9) is fixed at the rear end of the driving shaft (8) and is meshed with the first driven bevel gear (10), a limiting slide rail (8-1) is arranged at the front end of the side wall of the driving shaft (8) along the axial direction, a second shaft seat (5-2) is arranged on the side of the H-shaped support (5) and is rotatably provided with a second driving bevel gear (11), the second driving bevel gear (11) is meshed with the second driven bevel gear (12), a sliding groove matched with the limiting sliding rail (8-1) is arranged on the inner hole wall of the second driving bevel gear (11), the second driving bevel gear is slidably sleeved at the front end of the driving shaft (8), and a gear shaft fixing station is arranged at the front end of the flat plate surface of the L-shaped base (1).

2. A gear shaft polishing device according to claim 1, wherein: the gear shaft fixing station comprises a bedplate (13), four guide columns (1-2) are arranged at the front end of the flat plate surface of the L-shaped base (1), through holes are formed in the four corners of the bedplate (13) and inserted among the four guide columns (1-2), a pressure spring is fixed between the center of the lower surface of the bedplate (13) and the flat plate surface of the L-shaped base (1), a V-shaped positioning groove (13-1) is formed in the upper surface of the bedplate (13), and a V-shaped fastening block (13-2) is installed above the front end of the V-shaped positioning groove (13-1) through a fastening bolt.

3. A gear shaft polishing device according to claim 1 or 2, wherein: an arc groove is arranged on the circumferential surface of the polishing wheel (7-1).

4. A gear shaft polishing device according to claim 1, wherein: a first shaft seat (3-2) is arranged on the side of the beam (3) adjacent to the driving shaft (8), and the first shaft seat (3-2) is rotatably connected with the driving shaft (8).

5. A gear shaft polishing device according to claim 1, wherein: the edge of the flat plate of the L-shaped base (1) is provided with a plurality of fixing pieces.