CN111390716A - Positioning and polishing device for gearbox production and working method thereof - Google Patents
Positioning and polishing device for gearbox production and working method thereof Download PDFInfo
- Publication number
- CN111390716A CN111390716A CN202010225257.2A CN202010225257A CN111390716A CN 111390716 A CN111390716 A CN 111390716A CN 202010225257 A CN202010225257 A CN 202010225257A CN 111390716 A CN111390716 A CN 111390716A
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- gearbox
- rod
- clamp
- shell
- hydraulic cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a positioning and polishing device for gearbox production, which comprises a support, a cross beam, a clamp and a polishing belt, wherein the support is fixedly provided with the cross beam, the outer wall of one side of the cross beam is provided with a sliding chute, the sliding chute is provided with a sliding plate, the side wall of the sliding plate is fixedly provided with two hanging blocks for hanging and fixing the clamp, and the side wall of the clamp is connected with a side hydraulic rod. Can solve current this kind of device at first adjust the direction of polishing in the operation process of polishing when using, there is the inflexible convenient problem of adjustment when angle and position, thereby lead to needing artifical manual coming to adjust gearbox and grinding device, it is comparatively troublesome to use, secondly at the process of polishing because the shell of gearbox or accessories are mostly the irregular polyhedral structure of shape, and current this kind of device can't accomplish the shell of gearbox or accessories and carry out several face polishing simultaneously at the in-process of polishing, thereby there is the problem that availability factor is low.
Description
Technical Field
The invention relates to the field of gearbox grinding devices, in particular to a positioning grinding device for gearbox production and a working method thereof.
Background
Some auxiliary processing tools are needed in the production and processing process of the gearbox, wherein the grinding device is used for grinding the surface of the shell or the spare part of the gearbox, and other handheld grinding tools are used for grinding the surface of the shell or the hollow part which cannot be ground by the grinding device on the surface of the gearbox after the grinding is finished, however, the existing device still has certain defects when in use, firstly, the problem of inflexibility and convenience in adjustment of grinding direction, angle and position exists in the grinding operation process, so that the gearbox and the grinding device need to be manually adjusted, the use is troublesome, secondly, the shell or the spare part of the gearbox is mostly of a polyhedral structure with irregular shape in the grinding process, and the existing device cannot simultaneously grind the shell or the spare part of the gearbox in several faces in the grinding process, thus, there is a problem that the use efficiency is low.
The publication number is: CN 110253387A's patent discloses a gearbox lid production is with location frock of polishing, compares with this application article, can't solve this application and propose: the direction of polishing is adjusted at first in the operation process of polishing when using to this kind of device that has now, there is the inflexible convenient problem of adjustment when angle and position, thereby lead to needing artifical manual coming to adjust gearbox and grinding device, it is comparatively troublesome to use, secondly at the process of polishing because the shell of gearbox or accessories are mostly the irregular polyhedral structure of shape, and the shell or the accessories of gearbox can't be accomplished to this kind of device of current at the in-process of polishing and carry out several face polishing simultaneously, thereby there is the problem that availability factor is low.
Disclosure of Invention
The invention aims to provide a positioning and grinding device for gearbox production and a working method thereof, which can solve the problems that the existing device is inflexible and convenient to adjust the grinding direction, angle and position in the grinding operation process, so that the gearbox and the grinding device need to be manually adjusted and are troublesome to use, and the existing device cannot grind the gearbox shell or parts and parts simultaneously for a plurality of surfaces in the grinding process, so that the use efficiency is low.
The purpose of the invention can be realized by the following technical scheme:
a positioning and polishing device for gearbox production comprises a support, a cross beam, a clamp and a polishing belt, wherein the support is fixedly provided with the cross beam, the outer wall of one side of the cross beam is provided with a chute, the chute is provided with a sliding plate, the side wall of the sliding plate is fixedly provided with two hanging blocks for hanging and connecting the fixed clamp, the side wall of the clamp is connected with a side hydraulic rod, the side hydraulic rod is connected with a side hydraulic cylinder positioned on the cross beam, the upper side and the lower side of the clamp are respectively provided with a direction adjusting motor fixed on the support, the output shafts of the two direction adjusting motors are respectively connected with a turntable, a first direction adjusting disc is fixed on the turntable positioned above, a second direction adjusting disc is fixed on the turntable positioned below, one side of the second direction adjusting disc is provided with a servo driving motor fixed on the support, and the output shaft of the servo driving motor is connected with a large rotating wheel, one end of the beam, which is far away from the large rotating wheel, is fixedly provided with a wheel frame, and the side walls of the top and the bottom of the wheel frame are provided with a small rotating wheel;
an upper rod small servo motor is fixedly installed at the top of the clamp, a lower rod small servo motor is fixedly installed at the bottom of the clamp, output shafts of the upper rod small servo motor and the lower rod small servo motor are respectively connected with a rotating shaft, the rotating shaft connected with the output shaft of the upper rod small servo motor is connected with an upper connecting rod, the rotating shaft connected with the output shaft of the lower rod small servo motor is connected with a lower connecting rod, a first hydraulic cylinder is fixed on the side wall of the upper connecting rod, a first hydraulic rod is connected on the side wall of the first hydraulic cylinder, one end of the first hydraulic rod is connected with a first air cylinder, the bottom end of a pneumatic rod connected with the bottom of the first air cylinder is connected with an upper jacket, a second hydraulic cylinder is fixed on the side wall of the lower connecting rod, a second hydraulic rod is connected on the side wall of the second hydraulic cylinder, and one end of the second hydraulic rod is connected with a, the top end of a pneumatic rod connected with the top of the second cylinder is connected with a lower jacket;
the middle parts of the first steering disc and the second steering disc are provided with a movable groove, a screw rod is connected inside the movable groove in a penetrating mode, one end of the screw rod is connected with a small rotating wheel which is the same as the small rotating wheel on the wheel carrier in specification, a nut is sleeved at the other end of the screw rod, one end, far away from the rotating disc, of the first steering disc and the second steering disc is respectively connected with a spring telescopic supporting rod, the two ends of the spring telescopic supporting rod are respectively connected with a movable shaft joint, and a polishing belt is sleeved between the four small rotating wheels and the large rotating wheel.
Preferably, the inner side wall of the polishing belt is of a polishing structure, and the polishing belt is rotatably connected with the four small rotating wheels through a large rotating wheel.
Preferably, the first steering wheel and the second steering wheel are rotatably connected with the bracket through the rotating discs which are respectively connected, the spring telescopic stay rods rotate and extend in the process that the first steering wheel and the second steering wheel rotate towards the two sides of the clamp, and the spring telescopic stay rods rotate and shorten in the process that the first steering wheel and the second steering wheel rotate towards the clamp.
Preferably, the clamp is connected with the support in a sliding mode through the sliding plate and the side hydraulic cylinder, and the sliding direction of the clamp is the same as the sliding groove direction.
Preferably, the upper connecting rod and the lower connecting rod are rotatably connected with the clamp through rotating shafts which are respectively connected, the upper clamping sleeve is movably connected with the upper connecting rod through a first hydraulic cylinder and a first air cylinder, and the lower clamping sleeve is movably connected with the lower connecting rod through a second hydraulic cylinder and a second air cylinder.
Preferably, the small rotating wheels on the first steering wheel and the second steering wheel are in sliding connection with the movable groove after the nuts are unscrewed.
A working method of a positioning and grinding device for gearbox production comprises the following specific steps:
the method comprises the following steps: firstly, adjusting a first steering wheel and a second steering wheel according to the shape and size of a gearbox shell to be polished, starting two steering motors, driving a rotary table to rotate by using a transmission shaft of the steering motor so as to drive the first steering wheel and the second steering wheel to rotate, adjusting the directions of small rotary wheels on the first steering wheel and the second steering wheel, loosening a nut, adjusting the positions of the small rotary wheels on a movable groove, mounting a polishing belt after the first steering wheel and the second steering wheel are adjusted, and selecting polishing belts with corresponding lengths to be sleeved on a large rotary wheel and four small rotary wheels;
step two: after the installation of the grinding belt is finished, a gearbox shell needing to be ground is fixed by a clamp, the end part of the gearbox shell is placed between an upper clamping sleeve and a lower clamping sleeve, a first air cylinder and a second air cylinder are started, so that the end, which does not need to be ground, of the gearbox shell is clamped by the upper clamping sleeve and the lower clamping sleeve, the direction and the angle of the gearbox shell are adjusted after the grinding is finished, an upper rod small servo motor and a lower rod small servo motor are started, an upper connecting rod is driven to rotate by the upper rod small servo motor, the upper clamping sleeve is driven to rotate, a lower connecting rod is driven to rotate by the lower rod small servo motor, the lower clamping sleeve is driven to rotate, the upper connecting rod and the lower connecting rod synchronously rotate and keep the same rotation amplitude, the position of the gearbox shell is adjusted, a first hydraulic cylinder and a second hydraulic cylinder are started, the upper clamping sleeve is driven to move up and down, the upper jacket and the lower jacket synchronously move and keep the same moving amplitude, then the side hydraulic cylinder is started, the side hydraulic cylinder drives the clamp to slide left and right along the direction of the chute, the direction, the angle and the position of the shell of the gearbox are adjusted until the contact area between the shell of the gearbox and the polishing belt is the largest, the shell of the gearbox is not contacted with the small rotating wheel and the large rotating wheel, after the adjustment is finished, the servo driving motor can be started to polish a plurality of primary surfaces of the shell of the gearbox simultaneously, and the large rotating wheel drives the polishing belt to rotate after the servo driving motor is started, so that the surface of the shell of the gearbox is polished;
step three: and (3) carrying out single-side fine polishing, continuing rotating the upper jacket and the lower jacket to enable one surface of the gearbox shell to be parallel to any straight line section of the polishing belt, adjusting the position of the gearbox shell until one surface of the gearbox shell is in contact with the polishing belt, repeating the single-side fine polishing until all the surfaces are polished for the second time, and stopping the device and taking out the gearbox shell.
The invention has the beneficial effects that: because the first steering wheel and the second steering wheel exist and are connected with the rotating disc, thereby the transmission shaft of the direction-adjusting motor is utilized to drive the turntable to rotate by starting the two direction-adjusting motors, thereby driving the first steering wheel and the second steering wheel to rotate, so that the directions of the small rotating wheels on the first steering wheel and the second steering wheel can be adjusted, because the middle parts of the first steering wheel and the second steering wheel are respectively provided with a movable groove, the small rotating wheels on the first steering wheel and the second steering wheel are connected with the movable grooves in a sliding way after the nuts are unscrewed, thereby the small rotating wheel can move left and right on the movable groove to adjust the position, the device can flexibly and freely adjust according to the gearbox shells with different shapes and specifications, after the first steering disc and the second steering disc are adjusted, the polishing belt is installed, so that multiple surfaces of the shell of the gearbox can be polished at one time;
because of the existence of the first cylinder, the second cylinder, the upper jacket, the lower jacket and the side hydraulic cylinder, after the first cylinder and the second cylinder are started, the upper jacket and the lower jacket can be utilized to clamp one end of the shell of the gearbox which does not need to be polished, thereby fixing the gearbox, when the upper rod small servo motor and the lower rod small servo motor are started, the upper rod small servo motor is utilized to drive the upper connecting rod to rotate, the lower rod small servo motor is utilized to drive the lower connecting rod to rotate, thereby driving the lower jacket to rotate, the upper connecting rod and the lower connecting rod to synchronously rotate, and the same rotating amplitude is kept, when the first hydraulic cylinder and the second hydraulic cylinder are started, the upper jacket can be driven to move up and down by the first hydraulic cylinder, the lower jacket is driven to move up and down by the second hydraulic cylinder, the upper jacket and the lower jacket synchronously move, and the same moving amplitude is kept, when the side hydraulic cylinder is started, the side hydraulic cylinder can be used for driving the clamp to slide left and right along the direction of the sliding chute, so that the direction, the angle and the position of the gearbox shell can be adjusted, a plurality of surfaces are contacted between the gearbox shell and the polishing belt after adjustment, the contact area is large, and a plurality of surfaces can be simultaneously polished;
because the clamp and the side hydraulic cylinder exist, and the clamp can drive the gearbox shell to adjust the direction, the angle and the position, so that the single-side fine grinding can be performed after the preliminary grinding of a plurality of surfaces is completed, only the upper clamping sleeve and the lower clamping sleeve need to be continuously rotated, one surface of the gearbox shell is parallel to any straight line segment of the grinding belt, the position of the gearbox shell is adjusted again until one surface of the gearbox shell is contacted with the grinding belt, the single-side fine grinding is repeated until all the surfaces are ground for the second time, and the grinding effect is ensured.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a stent structure according to the present invention;
FIG. 3 is a schematic view of the clamp of the present invention;
FIG. 4 is a schematic view of the back side of the stand according to the present invention;
FIG. 5 is a schematic view of a first steering wheel structure of the present invention;
in the figure: 1. a support; 2. a cross beam; 3. polishing the belt; 4. a servo drive motor; 5. a large rotating wheel; 6. a first steering wheel; 7. a second steering wheel; 8. a clamp; 9. a side hydraulic cylinder; 10. a spring telescopic stay bar; 11. a wheel carrier; 12. a small rotating wheel; 13. a chute; 14. a slide plate; 15. a hanging block; 16. an upper rod small servo motor; 17. a rotating shaft; 18. an upper connecting rod; 19. a first hydraulic cylinder; 20. a first hydraulic lever; 21. a first cylinder; 22. an upper jacket; 23. a lower rod small servo motor; 24. a lower connecting rod; 25. a second hydraulic cylinder; 26. a second hydraulic rod; 27. a second cylinder; 28. a lower jacket; 29. a direction-adjusting motor; 30. a movable shaft joint is arranged; 31. a turntable; 32. a nut; 33. a movable groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a positioning and polishing device for producing a gearbox comprises a support 1, a beam 2, a clamp 8 and a polishing belt 3, wherein the support 1 is fixedly provided with the beam 2, the outer wall of one side of the beam 2 is provided with a chute 13, the chute 13 is provided with a sliding plate 14, the side wall of the sliding plate 14 is fixedly provided with two hanging blocks 15 for hanging and fixing the clamp 8, the side wall of the clamp 8 is connected with a side hydraulic rod, the side hydraulic rod is connected with a side hydraulic cylinder 9 positioned on the beam 2, the upper side and the lower side of the clamp 8 are respectively provided with a direction adjusting motor 29 fixed on the support 1, the output shafts of the two direction adjusting motors 29 are respectively connected with a turntable 31, the turntable 31 positioned above is fixedly provided with a first direction adjusting disc 6, the turntable 31 positioned below is fixedly provided with a second direction adjusting disc 7, one side of the second direction adjusting disc 7 is provided with a servo driving motor 4 fixed on the, an output shaft of the servo drive motor 4 is connected with a large rotating wheel 5, one end of the beam 2 far away from the large rotating wheel 5 is fixedly provided with a wheel frame 11, and the side walls of the top and the bottom of the wheel frame 11 are respectively provided with a small rotating wheel 12;
an upper rod small servo motor 16 is fixedly arranged at the top of the clamp 8, a lower rod small servo motor 23 is fixedly arranged at the bottom of the clamp 8, output shafts of the upper rod small servo motor 16 and the lower rod small servo motor 23 are respectively connected with a rotating shaft 17, the rotating shaft 17 connected with the output shaft of the upper rod small servo motor 16 is connected with an upper connecting rod 18, the rotating shaft 17 connected with the output shaft of the lower rod small servo motor 23 is connected with a lower connecting rod 24, a first hydraulic cylinder 19 is fixed on the side wall of the upper connecting rod 18, a first hydraulic rod 20 is connected on the side wall of the first hydraulic cylinder 19, one end of the first hydraulic rod 20 is connected with a first air cylinder 21, the bottom end of a pneumatic rod connected with the bottom of the first air cylinder 21 is connected with an upper jacket 22, a second hydraulic cylinder 25 is fixed on the side wall of the lower connecting rod 24, and a second hydraulic rod 26 is connected, one end of the second hydraulic rod 26 is connected with a second cylinder 27, and the top end of a pneumatic rod connected with the top of the second cylinder 27 is connected with a lower jacket 28;
first transfer to dish 6, second transfer to dish 7 middle part all is provided with a movable groove 33, and the inside cross-under of movable groove 33 has a screw rod, the one end of screw rod is connected with the little runner 12 the same with little runner 12 specification on the wheel carrier 11, the screw rod other end has cup jointed a nut 32, first transfer to dish 6, the second is transferred to dish 7 and is kept away from the one end of carousel 31 and be connected with a spring telescopic stay 10 separately, the both ends of two spring telescopic stay 10 all are connected with one and take movable shaft joint 30, cup joint a belt of polishing 3 between four little runners 12 and the big runner 5.
The inside wall of the polishing belt 3 is of a frosted structure, and the polishing belt 3 is rotatably connected with four small runners 12 through a large runner 5.
The first steering wheel 6 and the second steering wheel 7 are rotatably connected with the support 1 through the turntables 31 which are respectively connected, the spring telescopic stay bars 10 of the first steering wheel 6 and the second steering wheel 7 rotate and extend in the process of rotating towards the two sides of the clamp 8, and the spring telescopic stay bars 10 of the first steering wheel 6 and the second steering wheel 7 rotate and shorten in the process of rotating towards the clamp 8.
The clamp 8 is connected with the bracket 1 in a sliding way through the sliding plate 14 and the side hydraulic cylinder 9, and the sliding direction of the clamp 8 is the same as the direction of the sliding groove 13.
The upper connecting rod 18 and the lower connecting rod 24 are rotatably connected with the clamp 8 through the rotating shafts 17 which are respectively connected, the upper jacket 22 is movably connected with the upper connecting rod 18 through the first hydraulic cylinder 19 and the first air cylinder 21, and the lower jacket 28 is movably connected with the lower connecting rod 24 through the second hydraulic cylinder 25 and the second air cylinder 27.
The small rotating wheels 12 on the first steering wheel 6 and the second steering wheel 7 are in sliding connection with the movable groove 33 after the nuts 32 are loosened.
A working method of a positioning and grinding device for gearbox production comprises the following specific steps:
the method comprises the following steps: firstly, adjusting a first steering wheel 6 and a second steering wheel 7 according to the shape and size of a gearbox shell to be polished, starting two steering motors 29, driving a turntable 31 to rotate by using a transmission shaft of the steering motors 29 so as to drive the first steering wheel 6 and the second steering wheel 7 to rotate, so that the directions of small rotating wheels 12 on the first steering wheel 6 and the second steering wheel 7 are adjusted, then loosening a nut 32, adjusting the positions of the small rotating wheels 12 on a movable groove 33, mounting a polishing belt 3 after the first steering wheel 6 and the second steering wheel 7 are adjusted, and selecting the polishing belt 3 with corresponding length to be sleeved on a large rotating wheel 5 and four small rotating wheels 12;
step two: after the installation of the polishing belt 3 is finished, a gearbox shell needing polishing is fixed by a clamp 8, the end part of the gearbox shell is placed between an upper jacket 22 and a lower jacket 28, a first air cylinder 21 and a second air cylinder 27 are started, so that the end, which does not need polishing, of the gearbox shell is clamped by the upper jacket 22 and the lower jacket 28, the direction and the angle of the gearbox shell are adjusted after the completion, an upper rod small servo motor 16 and a lower rod small servo motor 23 are started, an upper connecting rod 18 is driven to rotate by the upper rod small servo motor 16, the upper jacket 22 is driven to rotate, a lower connecting rod 24 is driven to rotate by the lower rod small servo motor 23, the lower jacket 28 is driven to rotate, the upper connecting rod 18 and the lower connecting rod 24 synchronously rotate and keep the same rotating amplitude, the position of the gearbox shell is adjusted, a first hydraulic cylinder 19 and a second hydraulic cylinder 25 are started, the upper jacket 22 is driven to move up and down by the first hydraulic cylinder 19, the lower jacket 28 is driven to move up and down by the second hydraulic cylinder 25, the upper jacket 22 and the lower jacket 28 synchronously move and keep the same movement amplitude, the side hydraulic cylinder 9 is started, the clamp 8 is driven to slide left and right along the direction of the chute 13 by the side hydraulic cylinder 9, the direction, the angle and the position of the shell of the gearbox are adjusted until the contact area between the shell of the gearbox and the polishing belt 3 is the largest, the shell of the gearbox is not contacted with the small rotating wheel 12 and the large rotating wheel 5, the servo driving motor 4 can be started to perform primary simultaneous polishing treatment on multiple surfaces of the shell of the gearbox after the completion, and the large rotating wheel 5 drives the polishing belt 3 to rotate after the servo driving motor 4 is started, so that the surface of the shell of the gearbox is;
step three: and (3) carrying out single-side fine grinding, continuously rotating the upper jacket 22 and the lower jacket 28 to enable one surface of the gearbox shell to be parallel to any linear section of the grinding belt 3, adjusting the position of the gearbox shell until one surface of the gearbox shell is in contact with the grinding belt 3, repeating the single-side fine grinding until all surfaces are subjected to secondary grinding, and stopping the device and taking out the gearbox shell.
When the invention is used, firstly, the first steering wheel 6 and the second steering wheel 7 are adjusted according to the shape and the size of a gearbox shell needing to be polished, because the first steering wheel 6 and the second steering wheel 7 exist and the first steering wheel 6 and the second steering wheel 7 are both connected with the rotating disc 31, the direction of the small rotating wheel 12 on the first steering wheel 6 and the second steering wheel 7 can be adjusted by starting the two steering motors 29 and driving the rotating disc 31 to rotate by the transmission shaft of the steering motor 29, so that the first steering wheel 6 and the second steering wheel 7 are driven to rotate, the spring telescopic supporting rod 10 rotates and extends in the process that the first steering wheel 6 and the second steering wheel 7 rotate towards the two sides of the clamp 8 in the adjusting process, the spring telescopic supporting rod 10 rotates and shortens in the process that the first steering wheel 6 and the second steering wheel 7 rotate towards the clamp 8, meanwhile, the spring telescopic stay bar 10 always supports the first steering wheel 6 or the second steering wheel 7, and because the middle parts of the first steering wheel 6 and the second steering wheel 7 are respectively provided with a movable groove 33, the small rotating wheels 12 on the first steering wheel 6 and the second steering wheel 7 are connected with the movable grooves 33 in a sliding way after the nuts 32 are unscrewed, so that the small rotating wheels 12 can move left and right on the movable grooves 33 to adjust positions, after the first steering wheel 6 and the second steering wheel 7 are adjusted, the polishing belt 3 is installed, the polishing belt 3 with proper length is selected to be sleeved on the large rotating wheel 5 and the four small rotating wheels 12, the gearbox shell needing polishing is fixed by using the clamp 8 after the installation of the polishing belt 3 is completed, the end part of the gearbox shell is placed between the upper clamp sleeve 22 and the lower clamp sleeve 28, the first air cylinder 21 and the second air cylinder 27 are started, and the end of the gearbox shell needing no polishing is clamped by using the upper clamp sleeve 22 and the lower clamp sleeve 28, after the adjustment of the direction and angle of the gearbox shell, the upper rod small servo motor 16 and the lower rod small servo motor 23 are started, the upper connecting rod 18 is driven to rotate by the upper rod small servo motor 16, so as to drive the upper jacket 22 to rotate, the lower connecting rod 24 is driven to rotate by the lower rod small servo motor 23, so as to drive the lower jacket 28 to rotate, the upper connecting rod 18 and the lower connecting rod 24 synchronously rotate and keep the same rotation amplitude, the position of the gearbox shell is adjusted, the first hydraulic cylinder 19 and the second hydraulic cylinder 25 are started, the upper jacket 22 is driven to move up and down by the first hydraulic cylinder 19, the lower jacket 28 is driven to move up and down by the second hydraulic cylinder 25, the upper jacket 22 and the lower jacket 28 synchronously move and keep the same movement amplitude, the side hydraulic cylinder 9 is started, the clamp 8 is driven to slide left and right along the direction of the chute 13 by the side hydraulic cylinder 9, the direction, the angle and the position of the shell of the gearbox are adjusted until the contact area between the shell of the gearbox and the polishing belt 3 is the largest, the shell of the gearbox is not contacted with the small rotating wheel 12 and the large rotating wheel 5, the servo driving motor 4 can be started to polish a plurality of initial surfaces of the shell of the gearbox simultaneously after the completion, the large rotating wheel 5 drives the polishing belt 3 to rotate after the servo driving motor 4 is started, so that the surface of the shell of the gearbox is polished, the one surface of the shell of the gearbox is polished finely after the simultaneous polishing of the plurality of surfaces is completed, the upper jacket 22 and the lower jacket 28 are continuously rotated, one surface of the shell of the gearbox is parallel to any straight line segment of the polishing belt 3, the position of the shell of the gearbox is adjusted until one surface of the shell of the gearbox is contacted with the polishing belt 3, the fine polishing of the one surface is repeated until all the, the device can be stopped and the gearbox housing removed.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A positioning and grinding device for gearbox production comprises a support (1), a cross beam (2), a clamp (8) and a grinding belt (3), and is characterized in that the support (1) is fixedly provided with the cross beam (2), the outer wall of one side of the cross beam (2) is provided with a sliding chute (13), the sliding chute (13) is provided with a sliding plate (14), the side wall of the sliding plate (14) is fixedly provided with two hanging blocks (15) for hanging the fixing clamp (8), the side wall of the clamp (8) is connected with a side hydraulic rod, the side hydraulic rod is connected with a side hydraulic cylinder (9) positioned on the cross beam (2), the upper side and the lower side of the clamp (8) are respectively provided with a direction adjusting motor (29) fixed on the support (1), and the output shafts of the two direction adjusting motors (29) are respectively connected with a rotary table (31), a first steering disc (6) is fixed on the upper turntable (31), a second steering disc (7) is fixed on the lower turntable (31), a servo driving motor (4) fixed on the bracket (1) is arranged on one side of the second steering disc (7), an output shaft of the servo driving motor (4) is connected with a large rotating wheel (5), a wheel carrier (11) is fixedly installed at one end, far away from the large rotating wheel (5), of the cross beam (2), and small rotating wheels (12) are installed on the top and bottom side walls of the wheel carrier (11);
an upper rod small servo motor (16) is fixedly installed at the top of the clamp (8), a lower rod small servo motor (23) is fixedly installed at the bottom of the clamp (8), output shafts of the upper rod small servo motor (16) and the lower rod small servo motor (23) are respectively connected with a rotating shaft (17), the rotating shaft (17) connected with the output shaft of the upper rod small servo motor (16) is connected with an upper connecting rod (18), the rotating shaft (17) connected with the output shaft of the lower rod small servo motor (23) is connected with a lower connecting rod (24), a first hydraulic cylinder (19) is fixed on the side wall of the upper connecting rod (18), a first hydraulic rod (20) is connected on the side wall of the first hydraulic cylinder (19), one end of the first hydraulic rod (20) is connected with a first air cylinder (21), the bottom end of a pneumatic rod connected with the bottom of the first air cylinder (21) is connected with an upper clamping sleeve (22), a second hydraulic cylinder (25) is fixed on the side wall of the lower connecting rod (24), a second hydraulic rod (26) is connected to the side wall of the second hydraulic cylinder (25), a second cylinder (27) is connected to one end of the second hydraulic rod (26), and a lower clamping sleeve (28) is connected to the top end of a pneumatic rod connected to the top of the second cylinder (27);
first transfer to dish (6), second transfer to dish (7) middle part all is provided with a movable groove (33), and movable groove (33) inside cross-under has a screw rod, the one end of screw rod is connected with little runner (12) the same with little runner (12) specification on wheel carrier (11), a nut (32) has been cup jointed to the screw rod other end, first transfer to dish (6), second transfer to dish (7) keep away from the one end of carousel (31) and be connected with a flexible vaulting pole of spring (10) separately, two the both ends of flexible vaulting pole of spring (10) all are connected with one and take movable coupling (30), have cup jointed one between four little runners (12) and big runner (5) and have polished the area (3).
2. The positioning and grinding device for the gearbox production as recited in claim 1, characterized in that the inner side wall of the grinding belt (3) is of a grinding structure, and the grinding belt (3) is rotatably connected with four small rotating wheels (12) through a large rotating wheel (5).
3. The positioning and grinding device for the gearbox production according to claim 1, wherein the first steering wheel (6) and the second steering wheel (7) are rotatably connected with the support (1) through the rotating discs (31) which are respectively connected with each other, the spring telescopic stay bar (10) rotates and extends in the process that the first steering wheel (6) and the second steering wheel (7) rotate towards the two sides of the clamp (8), and the spring telescopic stay bar (10) rotates and shortens in the process that the first steering wheel (6) and the second steering wheel (7) rotate towards the clamp (8).
4. The positioning and grinding device for the gearbox production is characterized in that the clamp (8) is connected with the bracket (1) in a sliding mode through the sliding plate (14) and the side hydraulic cylinder (9), and the sliding direction of the clamp (8) is the same as that of the sliding groove (13).
5. The positioning and grinding device for the gearbox production according to claim 1, wherein the upper connecting rod (18) and the lower connecting rod (24) are rotatably connected with the clamp (8) through the rotating shafts (17) which are respectively connected with each other, the upper jacket (22) is movably connected with the upper connecting rod (18) through the first hydraulic cylinder (19) and the first air cylinder (21), and the lower jacket (28) is movably connected with the lower connecting rod (24) through the second hydraulic cylinder (25) and the second air cylinder (27).
6. The positioning and grinding device for the gearbox production according to claim 1, characterized in that the small rotating wheels (12) on the first steering wheel (6) and the second steering wheel (7) are in sliding connection with the movable groove (33) after the nuts (32) are loosened.
7. The working method of the positioning and grinding device for the gearbox production according to claim 1 is characterized by comprising the following specific steps:
the method comprises the following steps: adjusting a first steering disc (6) and a second steering disc (7) according to the shape and size of a gearbox shell to be polished, starting two steering motors (29), driving a rotary disc (31) to rotate by using a transmission shaft of the steering motor (29) so as to drive the first steering disc (6) and the second steering disc (7) to rotate, adjusting the directions of small rotary wheels (12) on the first steering disc (6) and the second steering disc (7), loosening a nut (32), adjusting the positions of the small rotary wheels (12) on a movable groove (33), installing polishing belts (3) after the first steering disc (6) and the second steering disc (7) are adjusted, and selecting the polishing belts (3) with corresponding lengths to be sleeved on a large rotary wheel (5) and four small rotary wheels (12);
step two: after the installation of the polishing belt (3) is finished, a gearbox shell needing polishing is fixed by a clamp (8), the end part of the gearbox shell is placed between an upper clamping sleeve (22) and a lower clamping sleeve (28), a first air cylinder (21) and a second air cylinder (27) are started, so that the end, which does not need polishing, of the gearbox shell is clamped by the upper clamping sleeve (22) and the lower clamping sleeve (28), the direction and the angle of the gearbox shell are adjusted after the completion, an upper rod small servo motor (16) and a lower rod small servo motor (23) are started, an upper connecting rod (18) is driven to rotate by the upper rod small servo motor (16), so that the upper clamping sleeve (22) is driven to rotate, a lower connecting rod (24) is driven to rotate by the lower rod small servo motor (23), so that the lower clamping sleeve (28) is driven to rotate, the upper connecting rod (18) and the lower connecting rod (24) synchronously rotate, then adjusting the position of the shell of the gearbox, starting a first hydraulic cylinder (19) and a second hydraulic cylinder (25), driving an upper jacket (22) to move up and down by using the first hydraulic cylinder (19), driving a lower jacket (28) to move up and down by using the second hydraulic cylinder (25), synchronously moving the upper jacket (22) and the lower jacket (28) and keeping the same moving amplitude, starting a side hydraulic cylinder (9), driving a clamp (8) to slide left and right along the direction of a chute (13) by using the side hydraulic cylinder (9), stopping the adjustment of the direction, the angle and the position of the shell of the gearbox until the contact area between the shell of the gearbox and a polishing belt (3) is the maximum, enabling the shell of the gearbox not to be in contact with a small rotating wheel (12) and a large rotating wheel (5), and starting a servo driving motor (4) to perform primary positioning polishing treatment on a plurality of surfaces of the shell of the gearbox at the same time, after the servo drive motor (4) is started, the large rotating wheel (5) drives the grinding belt (3) to rotate, so that the surface of the shell of the gearbox is ground;
step three: and (3) carrying out single-side fine grinding, continuously rotating the upper jacket (22) and the lower jacket (28) to enable one surface of the gearbox shell to be parallel to any straight line section of the grinding belt (3), adjusting the position of the gearbox shell until one surface of the gearbox shell is contacted with the grinding belt (3), repeating the single-side fine grinding until all the surfaces are ground for the second time, and stopping the device and taking out the gearbox shell.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010225257.2A CN111390716B (en) | 2020-03-26 | 2020-03-26 | Positioning and polishing device for gearbox production and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010225257.2A CN111390716B (en) | 2020-03-26 | 2020-03-26 | Positioning and polishing device for gearbox production and working method thereof |
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| CN111390716B CN111390716B (en) | 2021-04-06 |
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Also Published As
| Publication number | Publication date |
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| CN111390716B (en) | 2021-04-06 |
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