CN213646190U

CN213646190U - Hobbing device for producing wind power generation gearbox

Info

Publication number: CN213646190U
Application number: CN202022699951.6U
Authority: CN
Inventors: 张文科
Original assignee: Nangao Gear Baotou Transmission Equipment Co Ltd
Current assignee: Nangao Gear Baotou Transmission Equipment Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-07-09
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a hobbing device for producing a wind power generation gear box, which comprises a hobbing machine main body, a controller, a roller cutter and a gear fixing device, by arranging the gear fixing device at the right side of the top end of the gear hobbing machine main body, arranging the telescopic supporting column at the bottom end of the gear fixing device, arranging four movable plates at the outer side of the top end of the telescopic supporting column, when the gear is installed and fixed, the circle center of the gear is inserted into the four movable plates, the four movable plates are simultaneously expanded by controlling the motor, the inner side of the gear is supported, and the four movable plates are expanded simultaneously, so that the concentric effect of the gear and the telescopic supporting column is ensured, then control electric putter and push down and compress tightly the sleeve pipe, push down fixedly through compressing tightly the sleeve pipe to the gear, be convenient for to different gear of seting up big or small hole install fixed, and fixed effect and concentric effectual.

Description

Hobbing device for producing wind power generation gearbox

Technical Field

The utility model particularly relates to a hobbing device for production of wind power generation gear box relates to the hobbing machine and relates to the field of being correlated with.

Background

The gear box is an important mechanical part widely applied in a wind generating set, and mainly has the functions of transmitting power generated by a wind wheel under the action of wind power to a generator and enabling the generator to obtain a corresponding rotating speed, generally, the rotating speed of the wind wheel is very low and can not reach the rotating speed required by the power generation of the generator, and the rotating speed is realized by the speed increasing action of a gear pair of the gear box, so the gear box is also called as a speed increasing box, a gear hobbing machine is one of common production equipment of the gear box, and straight teeth and helical cylindrical gears can be cut on the gear hobbing machine, and worm gears, chain wheels and the like can be machined.

The gear sleeve that will treat processing is on the work piece dabber mostly in the time of traditional gear hobbing machine use, drives the dabber by the motor again and rotates, makes gear revolve and accomplishes the gear hobbing, and this just needs the staff to drill in the middle of the gear in advance, because the drilling size is different, is not convenient for carry out concentric fixed with gear and back shaft.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a gear hobbing device for wind power generation gear box production herein.

The utility model is realized by constructing the hobbing device for producing the wind power generation gear box, the device comprises a gear hobbing machine main body and a gear fixing device, wherein a controller is arranged in the middle of the left side of the front end of the gear hobbing machine main body, a roller cutter is arranged in the middle of the right side of the gear hobbing machine main body, a gear fixing device is locked on the right side of the top end of the gear hobbing machine main body, the gear fixing device comprises a supporting frame, an electric push rod, a pressing sleeve, a telescopic supporting column, a motor and a supporting shaft seat, the left side of the top end of the supporting frame is mutually locked with the electric push rod through a bolt, the bottom end of the electric push rod is mutually locked with the pressing sleeve through a bolt, a supporting shaft seat is embedded in the left side of the bottom end of the supporting frame, a telescopic supporting column is arranged at the circle center of the top end of the supporting shaft seat, the bottom end of the telescopic support column is connected with a motor, and the upper side and the lower side of the support frame are respectively locked with the gear hobbing machine main body through bolts.

Preferably, the telescopic support column comprises a straight pipe, a movable plate, a limiting rod, a connecting rod, a movable ring, a support rod, a lead screw and a polished rod, the movable plate is sleeved outside the straight pipe, the limiting rod is welded inside the movable plate, the inner side of the limiting rod is mutually spliced with the straight pipe, the bottom end of the movable plate is rotatably connected with the connecting rod through a rotating shaft, the bottom end of the connecting rod is rotatably connected with the movable ring through the rotating shaft, the movable ring is sleeved outside the support rod, the lead screw and the polished rod vertically penetrate through the left side and the right side inside the movable ring respectively and are in threaded connection with the movable ring, the top end of the polished rod is mutually welded with the straight pipe, the top end of the lead screw is rotatably connected with the straight pipe through a.

Preferably, the bottom end of the pressing sleeve is hollowed out, and the pressing sleeve and the circle center of the telescopic supporting column are in the same vertical state.

Preferably, the movable plates are four and evenly distributed on the outer side of the straight pipe, and the four movable plates are all arc-shaped.

Preferably, the surface of the limiting rod is smooth, and the interior of the straight pipe is attached to the limiting rod.

Preferably, four connecting rods are arranged, and the four connecting rods are all expanded outwards from the right to the bottom to the upper.

Preferably, the top end of the support rod is concentric with the straight pipe, and the bottom end of the support rod is concentric with the support shaft seat.

Preferably, the surface of the polish rod is smooth, and the inner wall of the movable ring is attached to the polish rod.

Preferably, the movable plate and the limiting rod are made of stainless steel.

Preferably, the screw rod is made of hard alloy.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a gear hobbing device for wind power generation gear box production here, compare with equipment of the same type, have the following improvement:

a hobbing device for production of wind power generation gear box, through having set up gear fixing device in hobbing machine main part top right side, gear fixing device bottom has set up flexible support column, the flexible support column top outside is provided with four fly leafs, when installing the gear fixedly, insert gear centre of a circle department to four fly leafs in, make four fly leafs expand simultaneously through the control motor, support the gear inboard, and four fly leafs expand simultaneously, guarantee the concentric effect of gear and flexible support column, then control electric putter pushes down the compression sleeve pipe, it is fixed to push down the gear through the compression sleeve pipe, be convenient for install the gear of big or small hole to the difference fixedly, and fixed effect and concentric effectual.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the structure of the present invention;

FIG. 3 is a schematic structural view of the gear fixing device of the present invention;

FIG. 4 is a schematic view of the structure of the telescopic prop of the present invention;

fig. 5 is a front view of the structure of the telescopic supporting column of the present invention.

Wherein: the gear hobbing machine comprises a gear hobbing machine body-1, a controller-2, a roller cutter-3, a gear fixing device-4, a support frame-41, an electric push rod-42, a pressing sleeve-43, a telescopic support column-44, a motor-45, a support shaft seat-46, a straight pipe-441, a movable plate-442, a limit rod-443, a connecting rod-444, a movable ring-445, a support rod-446, a screw rod-447 and a polished rod-448.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, the utility model provides a gear hobbing device for wind power generation gear box production through the improvement here, including gear hobbing machine main part 1 and gear fixing device 4, gear hobbing machine main part 1 front end left side mid-mounting has controller 2, gear hobbing machine main part 1 right side mid-mounting has roller sword 3, gear hobbing machine main part 1 top right side lock is fixed with gear fixing device 4.

Referring to fig. 3, the present invention provides a gear hobbing device for producing a wind power generation gearbox through an improvement, wherein a gear fixing device 4 comprises a support frame 41, an electric push rod 42, a pressing sleeve 43, a telescopic support column 44, a motor 45 and a support shaft seat 46, the left side of the top end of the support frame 41 is mutually locked with the electric push rod 42 through a bolt, the bottom end of the electric push rod 42 is mutually locked with the pressing sleeve 43 through a bolt, the support shaft seat 46 is embedded into the left side of the bottom end of the support frame 41, the telescopic support column 44 is installed at the center of the top end of the support shaft seat 46, the bottom end of the telescopic support column 44 is connected with the motor 45, the upper side and the lower side of the support frame 41 are mutually locked, and the center of the pressing sleeve 43 and the center of the telescopic supporting column 44 are in the same vertical state, so that the pressing sleeve 43 is sleeved outside the telescopic supporting column 44 when moving downwards.

Referring to fig. 4 and 5, the present invention provides a gear hobbing device for producing a wind power gearbox by an improvement, wherein a telescopic support column 44 comprises a straight tube 441, a movable plate 442, a limiting rod 443, a connecting rod 444, a movable ring 445, a support rod 446, a screw rod 447 and a polished rod 448, the movable plate 442 is sleeved on the outer side of the straight tube 441, the limiting rod 443 is welded on the inner side of the movable plate 442, the inner side of the limiting rod 443 is inserted into the straight tube 441, the bottom end of the movable plate 442 is rotatably connected with the connecting rod 444 through a rotating shaft, the bottom end of the connecting rod 444 is rotatably connected with the movable ring 445 through a rotating shaft, the movable ring 445 is sleeved on the outer side of the support rod 446, the screw rod 447 and the polished rod 448 vertically penetrate through the left side and the right side of the inner portion of the movable ring 445 respectively, the screw rod 447 is in threaded connection with the movable ring 445, the bottom end of the support rod 446 is inserted into the support shaft seat 46, four movable plates 442 are arranged, the four movable plates 442 are uniformly distributed on the outer side of the straight tube 441, the four movable plates 442 are all arc-shaped, the circle center of the gear is expanded and supported through the four movable plates 442, the surface of the limiting rod 443 is smooth, the inner portion of the straight tube 441 is attached to the limiting rod 443 to limit the moving track of the limiting rod 443, and further the moving track of the movable plates 442 is limited, four connecting rods 444 are arranged, the four connecting rods 444 are all expanded from the right to the upper to the outer, the movable plates 442 are pushed by the connecting rods 444 to be expanded outwards when the movable rings 445 move upwards, the top ends of the support rods 446 are arranged concentrically with the straight tube 441, the bottom ends of the support rods 446 are arranged concentrically with the support shaft seat 46, the bottom ends of the support rods 446 and the straight tube 441 rotate concentrically along the support shaft seat, the moving track of the movable ring 445 is limited, the movable plate 442 and the limiting rod 443 are made of stainless steel, hardness is high, rustiness is not prone to occurring, the screw rod 447 is made of hard alloy, hardness is high, and abrasion is not prone to occurring.

The utility model provides a hobbing device for producing a wind power generation gearbox through improvement, and the working principle is as follows;

firstly, before use, the hobbing machine body 1 is firstly placed on a required plane position, and then the controller 2 is connected with an external power supply to supply power;

secondly, when in use, a gear needs to be installed on the telescopic supporting column 44 of the gear fixing device 4, the gear is firstly sleeved outside the movable plate 442 of the telescopic supporting column 44, then the motor 45 is controlled to generate power to drive the circle center of the bottom end of the screw rod 447 to rotate through the output shaft, the moving track of the movable ring 445 is limited because the surface of the polished rod 448 is smooth and the inner wall of the movable ring 445 is attached to the polished rod 448, so that the movable ring 445 is driven to move upwards when the screw rod 447 rotates, the moving track of the movable plate 442 is limited because the surface of the limiting rod 443 is smooth and the inside of the straight pipe 441 is attached to the limiting rod 443, and further the moving track of the movable plate 442 is limited, and because the four connecting rods 444 are arranged, the four connecting rods 444 are all expanded from right to top to bottom, so that the movable plate 442 is pushed to expand outwards by the connecting rods, the four movable plates 442 are uniformly distributed on the outer side of the straight pipe 441, the four movable plates 442 are arc-shaped, the circle center of the gear is expanded and supported through the four movable plates 442, the concentric effect of the gear and the telescopic supporting column 44 is guaranteed, then the electric push rod 42 is controlled to press the pressing sleeve 43 downwards, and the gear is pressed and fixed through the pressing sleeve 43;

thirdly, the gears with different inner holes are convenient to install and fix, the fixing effect and the concentric effect are good, and then the roller cutter 3 is controlled to cut the fixed gears.

The utility model discloses an improve and provide a hobbing device for production of wind power generation gear box, through set up gear fixing device 4 on 1 top right side in the hobbing machine main part, gear fixing device 4 bottom has set up flexible support column 44, flexible support column 44 top outside is provided with four fly leafs 442, when installing the gear fixedly, insert gear centre of a circle department to four fly leafs 442 in, make four fly leafs 442 expand simultaneously through control motor 45, support the gear inboard, and four fly leafs 442 expand simultaneously, guarantee the concentric effect of gear and flexible support column 44, then control electric putter 42 pushes down clamp sleeve 43, it is fixed to push down the gear through clamp sleeve 43, be convenient for install the gear of big or small hole to the difference, and fixed effect and concentric effectual.

Claims

1. A hobbing device for producing a wind power generation gear box comprises a hobbing machine main body (1), wherein a controller (2) is installed in the middle of the left side of the front end of the hobbing machine main body (1), and a roller cutter (3) is installed in the middle of the right side of the hobbing machine main body (1);

the method is characterized in that: the gear hobbing machine further comprises a gear fixing device (4), the gear fixing device (4) is locked on the right side of the top end of the gear hobbing machine main body (1), the gear fixing device (4) comprises a support frame (41), an electric push rod (42), a pressing sleeve (43), a telescopic supporting column (44), a motor (45) and a supporting shaft seat (46), the left side of the top end of the supporting frame (41) is mutually locked with the electric push rod (42) through a bolt, the bottom end of the electric push rod (42) is mutually locked with the pressing sleeve (43) through a bolt, a supporting shaft seat (46) is embedded in the left side of the bottom end of the supporting frame (41), a telescopic supporting column (44) is installed at the circle center of the top end of the supporting shaft seat (46), the bottom end of the telescopic supporting column (44) is connected with a motor (45), and the upper side and the lower side of the supporting frame (41) are locked with the gear hobbing machine main body (1) through bolts respectively.

2. Hobbing apparatus for the production of wind power gearboxes according to claim 1, characterised in that: the telescopic supporting column (44) comprises a straight pipe (441), a movable plate (442), a limiting rod (443), a connecting rod (444), a movable ring (445), a supporting rod (446), a screw rod (447) and a polished rod (448), the movable plate (442) is sleeved on the outer side of the straight pipe (441), the limiting rod (443) is welded on the inner side of the movable plate (442), the inner side of the limiting rod (443) is mutually inserted into the straight pipe (441), the bottom end of the movable plate (442) is rotatably connected with the connecting rod (444) through a rotating shaft, the bottom end of the connecting rod (444) is rotatably connected with the movable ring (445) through the rotating shaft, the movable ring (445) is sleeved on the outer side of the supporting rod (446), the screw rod (447) and the polished rod (448) vertically penetrate through the inner left side and the right side of the movable ring (445) respectively, the screw rod (447) is in threaded connection with the, the top end of the screw rod (447) is rotatably connected with the straight pipe (441) through a bearing, the bottom end of the screw rod (447) is connected with an output shaft of the motor (45), and the bottom end of the support rod (446) is mutually inserted into the support shaft seat (46).

3. Hobbing apparatus for the production of wind power gearboxes according to claim 1, characterised in that: the bottom end of the pressing sleeve (43) is hollowed out, and the circle centers of the pressing sleeve (43) and the telescopic supporting column (44) are in the same vertical state.

4. Hobbing apparatus for the production of wind power gearboxes according to claim 2, characterized in that: the number of the movable plates (442) is four, the four movable plates (442) are uniformly distributed on the outer side of the straight pipe (441), and the four movable plates (442) are all arc-shaped.

5. Hobbing apparatus for the production of wind power gearboxes according to claim 2, characterized in that: the surface of the limiting rod (443) is smooth, and the interior of the straight pipe (441) is attached to the limiting rod (443).

6. Hobbing apparatus for the production of wind power gearboxes according to claim 2, characterized in that: four connecting rods (444) are arranged, and the four connecting rods (444) are all expanded outwards from bottom to top.

7. Hobbing apparatus for the production of wind power gearboxes according to claim 2, characterized in that: the top end of the support rod (446) is arranged concentrically with the straight pipe (441), and the bottom end of the support rod (446) is arranged concentrically with the support shaft seat (46).

8. Hobbing apparatus for the production of wind power gearboxes according to claim 2, characterized in that: the surface of the polish rod (448) is smooth, and the inner wall of the movable ring (445) is attached to the polish rod (448).