CN219665302U

CN219665302U - Gear grinding machine for round gear

Info

Publication number: CN219665302U
Application number: CN202320644444.3U
Authority: CN
Inventors: 苏亚宏
Original assignee: Noda Seiko Suzhou Co ltd
Current assignee: Noda Seiko (Nantong) Co.,Ltd.
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-09-12
Anticipated expiration: 2033-03-28

Abstract

The utility model provides a gear grinding machine for a circular gear, which is applied to the field of part machining, and has the technical scheme that: comprising the following steps: the machine frame is fixedly provided with a horizontal sliding rail, and a sliding seat is assembled on the horizontal sliding rail in a sliding manner; the assembling seat is assembled on the sliding seat in a sliding manner along the vertical direction; the rotary table is rotatably connected to the frame, and the direction of the rotary shaft of the rotary table is arranged along the vertical direction; the mounting seat is coaxially fixed on the turntable and used for mounting a plurality of circular gears, the circular gears are vertically arranged when mounted on the mounting seat, the mounting seat is connected with a polishing wheel driven by a motor to rotate, and the polishing wheel is provided with a convex ring matched with the circular gears in a surrounding manner; a pressing block for fixing the round tooth gear arranged on the mounting seat by extrusion; the horizontal driving device drives the sliding seat to slide; a vertical driving device for driving the assembly seat to slide; a rotation driving device for driving the turntable to quantitatively rotate; the method has the technical effects that: the round tooth gears can be polished in batches.

Description

Gear grinding machine for round gear

Technical Field

The utility model relates to the field of machining of parts, in particular to a gear grinding machine for a circular gear.

Background

As shown in FIG. 1, a gear with round teeth comprises a fluted disc 16, round teeth are circumferentially fixed on the circumference of the fluted disc 16, a round assembly port 17 is arranged in the middle of the fluted disc 16, the gear has extremely high requirements on the smoothness of the round teeth in order to reduce the friction force generated during use, so that the gear needs to be polished after processing is finished, the gear is polished in a time-consuming and labor-consuming process, particularly in a polishing mode which is adopted in a common polishing mode one by one, and polishing work is required to be completed for a long time.

Disclosure of Invention

The utility model aims to provide a gear grinding machine for a circular gear, which has the advantage of being capable of grinding the circular gear in batches.

To achieve the above and other related objects, the present utility model provides the following technical solutions: a gear grinding machine for a spur gear, comprising:

the device comprises a rack, wherein a horizontal sliding rail is fixed on the rack, and a sliding seat is assembled on the horizontal sliding rail in a sliding manner;

the assembling seat is assembled on the sliding seat in a sliding manner along the vertical direction;

the rotating table is rotatably connected to the rack, and the rotating shaft direction of the rotating table is arranged along the vertical direction;

the grinding wheel is provided with a convex ring matched with the circular teeth in a surrounding manner, and the grinding wheel is contacted with the circular tooth gears arranged on the mounting seat when the sliding seat slides to a specific position;

a pressing block for fixing the round tooth gear arranged on the mounting seat by extrusion;

the horizontal driving device is used for driving the sliding seat to slide;

the vertical driving device is used for driving the assembly seat to slide; the method comprises the steps of,

and the rotary driving device is used for driving the turntable to quantitatively rotate.

Through the technical scheme, a plurality of circular gears are assembled on the mounting seat along the vertical arrangement when the automatic grinding machine is used, tooth grooves of the circular gears are in one-to-one correspondence when the automatic grinding machine is installed, then the circular gears are fixed through pressing blocks, equipment is started, the horizontal driving device drives the assembly seat to slide along the horizontal direction, the grinding wheel is driven to rotate by a motor to grind the circular gears, the vertical driving device drives the assembly seat to slide along the vertical direction, so that the grinding wheel and the circular gears are enabled to contact respectively to grind the circular gears, the batch grinding of the circular gears is achieved, the machining efficiency is improved, the rotary driving device drives the turntable to quantitatively slide after the circular gears in contact with the grinding wheel are polished, and further circular gears are enabled to contact with the grinding wheel until all circular gears are polished.

In an embodiment of the utility model, the mounting seat comprises a base and a mounting rod fixed on the base, the size of the base is larger than that of the mounting rod, the size of the mounting rod is matched with the size of an assembly opening formed in the spur gear, and the mounting rod is arranged along the vertical direction and is coaxially fixed with a threaded rod at the top end of the mounting rod.

Through above-mentioned technical scheme, establish a plurality of button tooth gears on the installation pole in proper order the cover when the installation, the base can restrict the position of the button tooth gear of bottommost, and lower briquetting and base co-extrusion button tooth gear are fixed the button tooth gear on the installation pole.

In an embodiment of the present utility model, the device further includes a stabilizing cone slidably assembled to the frame in a vertical direction, a stabilizing groove matched with the stabilizing cone is formed by recessing inward at a top end of the threaded rod, the stabilizing cone is inserted into the stabilizing groove when sliding to a specific position, and the stabilizing cone is driven to slide by the first driving cylinder.

Through above-mentioned technical scheme, polish and can shake at the wheel pair circular gear of polishing, can influence the precision of polishing when vibrations are great, in order to strengthen stability, first actuating cylinder drive stability awl makes its insert the stability inslot along vertical direction slip when polishing, and the upper and lower both ends of installation pole are all restricted this moment, and the vibrations of installation pole are stabilized in less within range, have ensured machining precision.

In one embodiment of the present utility model, the pressing block is screwed to the threaded rod.

Through above-mentioned technical scheme, through threaded connection assembly briquetting down, make the extrusion button tooth gear that briquetting down can be stable and convenient to detach after processing is accomplished.

In one embodiment of the present utility model, there is further provided a righting assembly for righting a plurality of spur gears mounted on the mounting bar to align tooth slots thereof, the righting assembly comprising:

the correcting plate is assembled on the frame in a sliding mode along the horizontal direction; and the second driving cylinder is fixed on the frame and drives the correcting plate to slide along the horizontal direction, the correcting plate is contacted with the plurality of round tooth gears when sliding to a specific position, and the contour of the surface of the correcting plate contacted with the round tooth gears is the same as the part of the outer contour of the round tooth gears.

Through above-mentioned technical scheme, after installing a plurality of round tooth gears on the installation pole, tooth's socket on a plurality of round tooth gears is difficult to be in the position of aligning, and the second driving cylinder drive is returned to the board and is moved towards round tooth gear department, and the board that returns to be in contact with round tooth gear one side and can laminate together with round tooth gear after round tooth gear contact, thereby the round tooth gear of this in-process misalignment can take place to rotate it.

In an embodiment of the utility model, the polishing device further comprises a water spraying head which is connected with external water supply equipment and sprays water to the contact surface of the polishing wheel and the spur gear, and a water baffle which can prevent water from splashing into the assembly seat is fixed on the assembly seat.

Through above-mentioned technical scheme, the water spray plays the effect that prevents metal clastic splash and cooling, and the breakwater can prevent that it from splashing into the assembly seat and causing the damage to inner structure.

As described above, the gear grinding machine for the circular gear of the present utility model has the following advantageous effects:

when the grinding wheel is used, the plurality of round gears are assembled on the mounting seat in a vertical arrangement mode, tooth grooves of the round gears are in one-to-one correspondence when the grinding wheel is mounted, then the round gears are fixed through pressing blocks, equipment is started, the horizontal driving device drives the assembling seat to slide along the horizontal direction, the grinding wheel is driven to rotate by a motor to grind the round gears, the vertical driving device drives the assembling seat to slide along the vertical direction, the grinding wheel is driven to move along the vertical direction to enable the grinding wheel to contact with the plurality of round gears respectively to grind the plurality of round gears, so that the machining efficiency is improved, the rotary driving device drives the rotary table to quantitatively slide after grinding of round teeth contacting with the grinding wheel is finished, and further round teeth are contacted with the grinding wheel until all round teeth are polished.

Drawings

FIG. 1 is a schematic view of a spur gear according to an embodiment of the present utility model;

FIG. 2 is a schematic overall construction of an embodiment of the present utility model;

fig. 3 is a schematic structural view of a grinding wheel according to an embodiment of the utility model.

Reference numerals: 1. a frame; 2. a sliding seat; 3. an assembly seat; 4. a turntable; 5. a mounting base; 6. grinding wheel; 7. a convex ring; 8. pressing the block; 9. a threaded rod; 10. a stabilization cone; 11. a first drive cylinder; 12. a righting component; 13. a normalization plate; 14. a second driving cylinder; 15. a water spray head; 16. fluted disc; 17. an assembly port; 18. a water baffle; 51. a base; 52. and (5) mounting a rod.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 3. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

Referring to fig. 2, the present utility model provides a gear grinding machine for a spur gear, comprising:

the machine frame 1, the machine frame 1 is formed by the concatenation of many metal poles through the screw fixation, have the table surface that sets up along the horizontal direction through the screw fixation on the machine frame 1, have the horizontal slide rail that sets up along the horizontal direction through the screw fixation on the table surface, the sliding type is equipped with the seat 2 that slides on the horizontal slide rail, the seat 2 that slides is driven by horizontal drive device on horizontal slide rail, horizontal drive device sets up to the lead screw mechanism that receives servo motor drive in this embodiment, the lead screw rotates to be connected on the machine frame 1, pass through the screw fixation between lead screw cover and the seat 2 that slides, servo motor's casing passes through the screw fixation on the machine frame 1.

Referring to fig. 2, an assembling seat 3 is slidably assembled on a sliding seat 2 along a vertical direction, a vertical sliding rail arranged along the vertical direction is fixed on the sliding seat 2 through a screw, the assembling seat 3 is slidably assembled on the vertical sliding rail, the assembling seat 3 is driven by a vertical driving device to slide on the vertical sliding rail, the vertical driving device is arranged as a screw rod mechanism driven by a motor in the embodiment, a screw rod is rotationally connected on the sliding seat 2, a screw rod sleeve is fixed with the assembling seat 3 through a screw, and a shell of the motor is fixed on the sliding seat 2 through the screw.

Referring to fig. 2, the rotary table further includes a rotary table 4 rotatably connected to the table surface, the rotation axis direction of the rotary table 4 is set along the vertical direction, the rotary table 4 is driven to rotate by a rotation driving device, in this embodiment, the rotation driving device is set as a servo motor with a speed reducer, the servo motor drives the rotary table 4 to quantitatively rotate, and the speed reducer plays a role of speed reduction.

Referring to fig. 2, the rotary table further includes a mounting seat 5 coaxially fixed on the upper surface of the rotary table 4 by screws and used for mounting a plurality of spur gears, the mounting seat 5 includes a base 51 and a mounting rod 52 fixed on the base 51 by screws, the axis direction of the mounting rod 52 is set along the vertical direction, the size of the base 51 is larger than that of the mounting rod 52, the size of the mounting rod 52 is matched with the size of an assembly opening 17 formed on the spur gear, a threaded rod 9 is coaxially welded and fixed at the top end of the mounting rod 52, a plurality of spur gears are sequentially mounted on the mounting rod 52 when the spur gears are mounted, the base 51 limits the lowest position of the spur gears, a threaded sleeve is screwed on the threaded rod 9, an upper pressing block is welded and fixed on the threaded sleeve, in this embodiment, the upper pressing block is provided with two, the opposite upper pressing blocks are fixed on the threaded sleeve, and the upper pressing block presses the spur gears when the threaded rod 9 slides to a specific position.

Referring to fig. 2 and 3, a grinding wheel 6 driven by a motor to rotate is rotationally connected to an assembly seat 3, a convex ring 7 matched with a plurality of circular teeth is circumferentially arranged on the grinding wheel 6, the circular teeth gear is ground through the convex ring 7, the motor is internally fixed in the assembly seat 3, the grinding wheel 6 is driven to rotate through the transmission of a gear set, and the grinding wheel 6 is contacted with the circular teeth gear arranged on a mounting seat 5 when a sliding seat 2 slides to a specific position;

referring to fig. 2, the device further includes a stabilizing cone 10 slidably mounted on the frame 1 along a vertical direction, a fixing frame is fixed on the frame 1 through a screw, a first driving cylinder 11 is fixed on the fixing frame through a screw, a piston rod of the first driving cylinder 11 is arranged downward, in this embodiment, the first driving cylinder 11 is an air cylinder, in other embodiments, an electric cylinder or a hydraulic cylinder can be used, the stabilizing cone 10 is fixed on the piston rod of the first driving cylinder 11 through a flange, the stabilizing cone 10 is arranged right above the threaded rod 9, a stabilizing groove matched with the stabilizing cone 10 is formed in the inward recess at the top end of the threaded rod 9, and the stabilizing cone 10 is inserted into the stabilizing groove when sliding to a specific position, so that the stability of the mounting rod 52 is increased.

Referring to fig. 2, further comprising a righting assembly 12 for righting a plurality of spur gears mounted on a mounting bar 52 with their tooth slots aligned, the righting assembly 12 comprising: a return plate 13 slidably fitted to the frame 1 in the horizontal direction; and a second driving cylinder 14 which is fixed on the frame 1 through screws and drives the correcting plate 13 to slide, wherein the correcting plate 13 is in interference fit with a piston rod of the second driving cylinder 14, the correcting plate 13 is contacted with a plurality of circular gear when sliding to a specific position, and the contour of the surface of the correcting plate 13 contacted with the circular gear is the same as the contour of the circular gear.

Referring to fig. 2, the polishing machine further comprises a water spraying head 15 spraying water towards the contact surface of the polishing wheel 6 and the circular gear, wherein the water spraying head 15 is fixed on the assembly seat 3 through screws and is connected with an external water pump and a water tank through a water pipe, a water baffle 18 blocking water from splashing into the assembly seat 3 is fixed on the assembly seat 3 through screws, and damage to a motor and the gear in the assembly seat 3 is avoided.

The use process is briefly described: during use, a plurality of round gears are assembled on the mounting seat 5 in a vertical arrangement mode, tooth grooves of the round gears are in one-to-one correspondence during installation, then the round gears are extruded to be fixed through the lower pressing block 8, then equipment is started, the horizontal driving device drives the assembly seat 3 to slide along the horizontal direction, the grinding wheel 6 is driven to be close to the round gears, the grinding wheel 6 is driven to rotate by a motor to grind the round gears, the vertical driving device drives the assembly seat 3 to slide along the vertical direction, so that the grinding wheel 6 moves along the vertical direction to enable the grinding wheel 6 to be in contact with the round gears respectively to grind the round gears, the round gears can be ground in batches, machining efficiency is improved, the rotary driving device drives the rotary table 4 to quantitatively slide after grinding of the round teeth of the contact grinding wheel 6 is finished, and further round teeth are enabled to be in contact with the grinding wheel 6 until all round teeth are ground.

In summary, the utility model can polish the round-tooth gears in batches. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. A gear grinding machine for a spur gear, comprising:

the device comprises a frame (1), wherein a horizontal sliding rail is fixed on the frame (1), and a sliding seat (2) is slidably assembled on the horizontal sliding rail;

the assembling seat (3) is assembled on the sliding seat (2) in a sliding manner along the vertical direction;

the rotary table (4) is rotatably connected to the frame (1), and the rotating shaft direction of the rotary table (4) is arranged along the vertical direction;

the rotary table (4) is coaxially fixed on the rotary table (4), the mounting seats (5) are used for mounting a plurality of circular gears, the circular gears are vertically arranged when mounted on the mounting seats (5), the mounting seats (3) are rotationally connected with polishing wheels (6) driven by a motor to rotate, convex rings (7) matched with the circular gears are circumferentially arranged on the polishing wheels (6), and when the sliding seat (2) slides to a specific position, the polishing wheels (6) are contacted with the circular gears mounted on the mounting seats (5);

a lower pressing block (8) for fixing the round-tooth gear arranged on the mounting seat (5) by extrusion;

the horizontal driving device is used for driving the sliding seat (2) to slide;

the vertical driving device is used for driving the assembly seat (3) to slide; the method comprises the steps of,

and a rotation driving device for driving the turntable (4) to quantitatively rotate.

2. Tooth grinding machine for round tooth gears according to claim 1, characterized in that the mounting base (5) comprises a base (51) and a mounting rod (52) fixed on the base (51), the size of the base (51) is larger than that of the mounting rod (52), the size of the mounting rod (52) is matched with the size of an assembly opening (17) formed in the round tooth gear, the mounting rod (52) is arranged along the vertical direction, and a threaded rod (9) is coaxially fixed at the top end of the mounting rod (52).

3. Tooth grinding machine for round tooth gears according to claim 2, characterized in that it further comprises a stabilizing cone (10) slidingly fitted to the frame (1) in the vertical direction, a stabilizing groove is formed in the top end of the threaded rod (9) and is engaged with the stabilizing cone (10), the stabilizing cone (10) is inserted into the stabilizing groove when sliding to a specific position, and the stabilizing cone (10) is driven to slide by the first driving cylinder (11).

4. Tooth grinding machine for round tooth gears according to claim 2, characterized in that the lower press block (8) is screwed to the threaded rod (9).

5. The gear grinding machine for a spur gear of claim 2 further comprising a righting assembly (12) for righting a plurality of spur gears mounted on said mounting bar (52) with their tooth slots aligned, said righting assembly (12) comprising:

a normalization plate (13) which is assembled on the frame (1) in a sliding manner along the horizontal direction; and a second driving cylinder (14) which is fixed on the frame (1) and drives the correcting plate (13) to slide along the horizontal direction, wherein the correcting plate (13) is contacted with a plurality of round tooth gears when sliding to a specific position, and the contour of the surface of the correcting plate (13) contacted with the round tooth gears is the same as the part of the outer contour of the round tooth gears.

6. Tooth grinding machine for circular gears according to claim 1, characterized in that it further comprises a water jet (15) connected to an external water supply device for spraying water onto the contact surface of the grinding wheel (6) with the circular gears, on said mounting seat (3) a water baffle (18) is fixed for blocking the water flow from splashing into the mounting seat (3).