CN214722726U

CN214722726U - Chip removal mechanism of gear shaping machine

Info

Publication number: CN214722726U
Application number: CN202121191868.6U
Authority: CN
Inventors: 李忠山; 柴海洲; 窦红雷
Original assignee: Yongye Technology Tangshan Co ltd
Current assignee: Yongye Technology Tangshan Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-16
Anticipated expiration: 2031-05-31

Abstract

The utility model relates to a gear shaping machine chip removal mechanism, include: the protective structure comprises a coaming which surrounds the rotary workbench, the coaming is fixedly connected to the fixed structure of the gear shaping machine, and an operating door which is convenient to operate is arranged on the coaming on one side in an openable and closable manner; the scrap removal structure comprises a scrap guide groove, the scrap guide groove is obliquely arranged, the top input end of the scrap guide groove is communicated with the inner side space of the enclosing plate, the scrap guide groove is connected with the bottom of the position, closest to the rotary workbench, of the enclosing plate, and at least one scraping plate used for scraping scrap iron into the scrap guide groove is arranged on the side wall of the rotary workbench. The utility model discloses an active chip removal mode utilizes swivel work head's rotation to drive the scraper blade and will fall iron fillings around swivel work head and scrape and sweep to leading the chip groove in discharge, realizes falling along with scraping of iron fillings, has avoided piling up of iron fillings, has improved the chip removal effect.

Description

Chip removal mechanism of gear shaping machine

Technical Field

The utility model relates to a gear shaping machine technical field especially relates to a gear shaping machine chip removal mechanism.

Background

The gear shaping machine is widely applied to various machine manufacturing industries such as automobiles, tractors, machine tools, engineering machinery, mining machinery, metallurgical machinery, petroleum, instruments, aircraft spacecrafts and the like. Gear cutting machines are various in variety and specification, and there are small machines for cutting gears with a diameter of several millimeters, large machines for cutting gears with a diameter of more than ten meters, and high-precision machines for cutting precision gears.

Nowadays, an oil cooling gear shaping machine is used mostly, and the oil cooling gear shaping machine pours cooling oil into cutting areas of a cutter and a workpiece in machining to realize cooling and lubricating functions. Meanwhile, a large amount of poured cooling oil flushes and conveys the scrap iron out of the machine tool. However, the gear shaper uses a large amount of cutting oil, so that environmental pollution and cost are increased;

the quasi-dry cutting technology is a green machining technology developed in recent years, and the technology can realize the clean production of gear machining, particularly gear shaping machining, and is popular with customers, so that machine tools using quasi-dry cutting are rapidly developed.

Among the prior art, the utility model patent that the publication number of former my department application is CN207788427U discloses a gear shaping machine protection machanism, and this patent adopts domatic backplate structure to realize the discharge of iron fillings, still has some iron fillings to adhere to on domatic backplate surface under this mode, causes piling up of iron fillings, and the chip removal effect is ideal inadequately.

Disclosure of Invention

The utility model aims at solving the defects of the prior art and provides a chip removal mechanism of a gear shaping machine.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

a gear shaper chip removal mechanism, comprising:

the protective structure comprises a coaming which surrounds the rotary workbench, the coaming is fixedly connected to the fixed structure of the gear shaping machine, and an operating door which is convenient to operate is arranged on the coaming on one side in an openable and closable manner;

the scrap removal structure comprises a scrap guide groove, the scrap guide groove is obliquely arranged, the top input end of the scrap guide groove is communicated with the inner side space of the enclosing plate, the scrap guide groove is connected with the bottom of the position, closest to the rotary workbench, of the enclosing plate, and at least one scraping plate used for scraping scrap iron into the scrap guide groove is arranged on the side wall of the rotary workbench.

Further, the operation door is a side sliding door driven by a telescopic driving device.

Further, the telescopic driving device is a cylinder or an electric cylinder.

Furthermore, the inclination angle of the chip guide groove is.

Further, the scraper blade is the elastic plate, scraper blade and swivel work head fixed connection, and the scraper blade outer end is for swivel work head radial direction to the motion direction front side slope, and the interval of scraper blade outer end and swivel work head 3 is greater than the minimum distance between swivel work head and the bounding wall.

Further, the scraper blade is the rigid plate, and scraper blade inner is articulated with swivel work head, and the scraper blade outer end inclines to the direction of motion front side for swivel work head radial under the free state, and swivel work head is located hinge department and is equipped with torsional spring and stopper that are used for making the scraper blade keep inclination, and the interval of scraper blade outer end and swivel work head 3 is greater than the minimum distance between swivel work head and the bounding wall.

Further, the scraper blade is the rigid plate, and the scraper blade middle part is articulated with swivel work head, and the fixed knot of gear shaping machine below the swivel work head constructs to be equipped with the spacing strip of C shape with the cooperation of scraper blade inner, and the radial motion direction front side slope of scraper blade outer end for the swivel work head when the spacing strip of C shape contacts with scraper blade inner, and the interval of scraper blade outer end and swivel work head 3 is greater than the minimum distance between swivel work head and the bounding wall.

The utility model has the advantages that: the utility model discloses an active chip removal mode utilizes swivel work head's rotation to drive the scraper blade and will fall iron fillings around swivel work head and scrape and sweep to leading the chip groove in discharge, realizes falling along with scraping of iron fillings, has avoided piling up of iron fillings, has improved the chip removal effect.

Drawings

FIG. 1 is a schematic top view of the present invention employing a spring plate;

fig. 2 is a schematic top view of the present invention employing a passive turnover structure;

fig. 3 is a schematic top view of the present invention employing an active flip structure;

fig. 4 is a schematic front view of the present invention employing an active turnover structure;

in the figure: 1-a protective structure; 11-enclosing plates; 12-operating a door; 13-a telescopic drive; 2-chip removal structure; 21-chip guide grooves; 22-a scraper; 23-a limiting block; 24-C-shaped limiting strips; 3-rotating the working table; 4-a brush;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown, the present embodiment includes:

the protective structure 1 comprises a surrounding plate 11 surrounding a rotary workbench 3, the surrounding plate 11 is fixedly connected to a fixed structure (an operation table in the embodiment) of the gear shaping machine, the surrounding plate 11 on one side can be opened and closed and is provided with an operation door 12 convenient to operate, the operation door 12 is a side sliding door driven by a telescopic driving device 13, the side sliding door is in sliding connection with the table top of the operation table, a fixed part of the telescopic driving device 13 is fixedly connected with the operation table, the movable end of the telescopic driving device 13 is connected with the side sliding door, and the telescopic driving device 13 is an air cylinder or an electric cylinder;

the chip removal structure 2 comprises a chip guide groove 21, the chip guide groove 21 is a cylindrical structure with a rectangular cross section, the chip guide groove 21 is obliquely arranged, the input end of the top of the chip guide groove 21 is communicated with the space inside the enclosing plate 11, the chip guide groove 21 is connected with the bottom of the position, closest to the rotary workbench 3, of the enclosing plate 11, and the inclination angle of the chip guide groove 21 is 45 degrees; the side wall of the rotary workbench 3 is provided with a scraper 22 for scraping iron chips into the scrap guide groove 21, the scraper 22 can be an elastic plate, such as a rubber plate or a plastic plate, the scraper 22 is fixedly connected with the rotary workbench 3, in order to avoid the scraped iron chips from being separated from the scraping range of the scraper 22 due to centrifugal force in the scraping process, the outer end of the scraper 22 is arranged to be a structure inclined towards the front side of the radial moving direction of the rotary workbench 3, the distance between the outer end of the scraper 22 and the rotary workbench 3 is larger than the minimum distance between the rotary workbench 3 and the enclosing plate 11, when the scraper 22 rotates to the input end of the scrap guide groove 21, under the action of the enclosing plate 11, the outer end of the scraper 22 is bent towards the rear side of the moving direction, so that the limit effect on the iron chips is lost, and the iron chips can smoothly enter the scrap guide groove 21 to be discharged.

In addition, the scraper 22 can also adopt a passive turnover structure, the scraper 22 is a rigid plate, the inner end of the scraper 22 is hinged with the rotary worktable 3, and the outer end of the scraper 22 inclines towards the front side of the radial direction of movement relative to the rotary worktable 3 in a free state, so that the purpose of the arrangement is the same as that of an elastic plate, and the description is omitted; a torsional spring and a limiting block 23 which are used for keeping the scraper 22 at an inclined angle are arranged at the hinged shaft of the rotary workbench 3, wherein the torsional spring provides inclined thrust, and the limiting block 23 realizes the fixation of the inclined angle; the distance between the outer end of the scraper 22 and the rotary workbench 3 is larger than the minimum distance between the rotary workbench 3 and the enclosing plate 11, when the scraper 22 rotates to the input end of the scrap guide groove 21, the scraper 22 is turned over towards the rear side of the movement direction under the action of the enclosing plate 11, so that the limiting effect on scrap iron is lost, the scrap iron can smoothly enter the scrap guide groove 21 to be discharged, and the scraper 22 is reset under the action of the torsion spring after being separated from the scrap guide groove 21.

Meanwhile, the scraper 22 can also adopt an active turnover structure, the scraper 22 is a rigid plate, the middle part of the scraper 22 is hinged with the rotary workbench 3, a C-shaped limiting strip 24 is arranged on the operating platform below the rotary workbench 3 and matched with the inner end of the scraper 22, the axis of the C-shaped limiting strip 24 is superposed with the axis of the rotary workbench 3, the opening of the C-shaped limiting strip faces the chip guide groove 21, and the distance between the outer end of the scraper 22 and the rotary workbench 3 is greater than the minimum distance between the rotary workbench 3 and the enclosing plate 11. When the C-shaped limiting strip 24 is contacted with the inner end of the scraper 22, the outer end of the scraper 22 inclines towards the front side of the radial direction of motion relative to the rotary worktable 3; when the scraping plate 22 is separated from the C-shaped limiting strip 24, under the action of the dragging force of the iron chips, the outer end of the scraping plate is turned over towards the rear side of the movement direction, so that the limiting effect on the iron chips is lost, the iron chips can smoothly enter the chip guide groove 21 to be discharged, and the scraping plate 22 is separated from the chip guide groove 21 and then is contacted with the C-shaped limiting strip 24 again to be reset to the state of inclining towards the front side of the movement direction. When adopting this structure, because scraper blade 22 need stretch into 3 bottom inboards of swivel work head and both swing joint, for example avoid iron fillings also to get into 3 bottom inboards of swivel work head, need set up brush 4 in swivel work head 3 and scraper blade 22's junction (scraper blade 22 both sides) to play and block the effect.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The utility model provides a gear shaping machine chip removal mechanism which characterized in that includes:

the protective structure (1) comprises a coaming (11) which is encircled around the rotary workbench (3), the coaming (11) is fixedly connected to a fixed structure of the gear shaping machine, and the coaming (11) on one side can be opened and closed and is provided with an operation door (12) which is convenient to operate;

chip removal structure (2), chip removal structure (2) include chip guide groove (21), chip guide groove (21) slope sets up and its top input communicates with bounding wall (11) inboard space, chip guide groove (21) link to each other with bounding wall (11) apart from the position bottom that swivel work head (3) is nearest, are equipped with at least one scraper blade (22) that are used for sweeping into chip guide groove (21) with iron fillings on swivel work head (3) lateral wall.

2. The gear shaping machine chip removal mechanism according to claim 1, wherein the operating door (12) is a side sliding door driven by a telescopic drive (13).

3. The gear shaping machine chip removal mechanism according to claim 1, characterized in that the telescopic drive (13) is a pneumatic or electric cylinder.

4. The gear shaping machine chip removal mechanism according to claim 1, wherein the angle of inclination of the chip guide groove (21) is 45 °.

5. The chip removal mechanism of the gear shaping machine according to claim 1, wherein the scraper (22) is an elastic plate, the scraper (22) is fixedly connected with the rotary table (3), the outer end of the scraper (22) is inclined towards the front side of the radial direction of movement relative to the rotary table (3), and the distance between the outer end of the scraper (22) and the rotary table (3) is larger than the minimum distance between the rotary table (3) and the enclosing plate (11).

6. The chip removal mechanism of the gear shaping machine according to claim 1, characterized in that the scraper (22) is a rigid plate, the inner end of the scraper (22) is hinged with the rotary table (3), the outer end of the scraper (22) is inclined to the front side of the radial direction of movement relative to the rotary table (3) in a free state, a torsion spring and a limiting block (23) for keeping the scraper (22) at an inclined angle are arranged at the hinged shaft of the rotary table (3), and the distance between the outer end of the scraper (22) and the rotary table (3) is larger than the minimum distance between the rotary table (3) and the enclosing plate (11).

7. The chip removal mechanism of the gear shaping machine according to claim 1, wherein the scraper (22) is a rigid plate, the middle part of the scraper (22) is hinged to the rotary workbench (3), a C-shaped limiting strip (24) is arranged on a fixing structure of the gear shaping machine below the rotary workbench (3) and matched with the inner end of the scraper (22), when the C-shaped limiting strip (24) is contacted with the inner end of the scraper (22), the outer end of the scraper (22) is inclined to the front side of the radial direction of motion relative to the rotary workbench (3), and the distance between the outer end of the scraper (22) and the rotary workbench (3) is larger than the minimum distance between the rotary workbench (3) and the coaming (11).