CN112475478A

CN112475478A - Device for grinding and polishing gear

Info

Publication number: CN112475478A
Application number: CN202011334875.7A
Authority: CN
Inventors: 萧贵坚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-03-12

Abstract

The invention relates to the field of machining of mechanical parts, in particular to a device for grinding and polishing gears, which comprises a grinding structure, wherein the grinding structure is arranged on a support plate through a rotating structure with an adjustable angle, the rotating structure is arranged on the support plate, a reciprocating structure for driving the rotating structure to grind tooth surfaces in a reciprocating manner is arranged on the support plate, and a machining gear drives the gear to rotate intermittently through an incomplete structure arranged on the support plate. On the other hand, the problem that the opposite treatment is not in place due to the grinding and the omission exists.

Description

Device for grinding and polishing gear

Technical Field

The invention relates to the field of machining of mechanical parts, in particular to a device for grinding and polishing a gear.

Background

The gear, which is the most widely used mechanical element in mechanical transmission, is one of the most familiar mechanical elements in the mechanical field, and is engaged with other toothed mechanical parts, such as another gear, a rack and a screw, to realize the transmission of rotation to other mechanical parts and the capability of changing the rotation speed, the torque or the movement direction.

The polishing on the surface of the gear is polished and the surface burrs are protruded normally only by manpower in the existing treatment process of producing the gear by machining or waste gears, the surface of the gear is manually treated by a polishing tool, so that the problem of the consistency of polishing standards cannot be guaranteed, and the problem of not-in-place opposite treatment due to polishing omission also exists on the other hand.

Disclosure of Invention

The invention aims to provide a device for grinding and polishing gears, which aims to solve the problems that in the existing process of machining and producing gears or processing waste gears, the surfaces of the gears are polished and burred by a grinding and polishing tool only by using manpower, so that the consistency of grinding standards cannot be ensured on one hand, and grinding omission also causes the situation that the opposite processing is not in place on the other hand.

In order to achieve the above object, the present invention provides an apparatus for grinding and polishing a gear: including the structure of polishing, but the structure of polishing adjusts the angle of structure of polishing and gear polishing face through angle regulation's rotating-structure, and rotating-structure installs in the backup pad, installs the reciprocal structure that drives the reciprocal flank of tooth that polishes of rotating-structure in the backup pad, and the gear that polishes the operation passes through the installation pole to be installed on a supporting bench, and the gear drives gear intermittent type through setting up the intermittent type rotating-structure on a supporting bench and rotates.

As a preferable mode of the invention: the rotating structure comprises a screw rod structure and a sector gear, the sector gear meshed with the screw rod structure is driven to rotate through rotation of the screw rod structure, the polishing head is made to cling to the tooth surface of the machining gear through stretching of the telescopic rod, and the polishing mechanism mounted on the sector gear and the angle of the gear polishing surface are arranged.

As another preferable mode of the present invention: the device is provided with a plurality of grinding structures arranged around the grinding operation gear, and the device is provided with two grinding structures, so that grinding and polishing operations are carried out on two tooth surfaces of the same tooth of the processed gear.

As a preferable mode of the invention: axis position is equipped with the movable rod in the sector gear, the movable rod runs through the sector gear face, one end sliding connection is in the arc spacing inslot of seting up on the sliding plate, the movable rod other end and telescopic link fixed connection, the telescopic link other end is connected with the structure of polishing, the middle part is rather than I fixed mounting of the gag lever post of rotating the connection on the sliding plate, when sector gear passes through the screw rod structure and drives the rotation, it is spacing through movable rod and gag lever post I to drive, thereby it rotates around gag lever post I to drive the telescopic link, the angle of adjustment polishing head and processing gear flank of tooth, thereby adapt to the gear machining of different gear specifications.

As another preferable mode of the present invention: the grinding structure comprises a driving piece and a grinding head, the grinding head is detachably mounted on the driving piece, the driving piece drives the grinding head to rotate to carry out grinding and polishing operation, and meanwhile, a proper grinding head is selected according to different machining gear specifications.

As another preferable mode of the present invention: the screw structure comprises a screw, one side of the screw is fixedly connected with a rotating motor III fixedly installed on the sliding plate, the other side of the screw is rotatably connected with the baffle, the screw is meshed with a rack on the sector gear, and the sector gear is driven to rotate through the rotation of the screw, so that the angle between the polishing head and the tooth surface is adjusted.

As another preferable mode of the present invention: the mounting hole of sliding connection dead lever is seted up to sliding plate one side, and dead lever fixed mounting is equipped with spring I in the backup pad, and reciprocating structure is installed to the sliding plate lower part, through reciprocating structure reciprocating motion, drives the head of polishing and carries out reciprocal polishing to the flank of tooth for polish more evenly.

As another preferable mode of the present invention: reciprocating structure includes eccentric disc and gyro wheel, eccentric disc passes through the transfer line and fixes II fixed connection of rotation motor in the backup pad, eccentric disc is offered and is used for the rolling cylindrical roll groove of gyro wheel, the gyro wheel passes through connecting piece and limiting plate connection, be equipped with slide bar and gag lever post II between limiting plate and the fixed plate, slide bar one end and limiting plate one side fixed connection, the other end and fixed plate sliding connection of fixed mounting in the backup pad, II one end limiting plate sliding connection of gag lever post, II connecting stop lever post ends of gag lever post are equipped with the stopper that prevents the limiting plate and drop, II other end fixed connection of gag lever post are on the fixed plate, when eccentric disc rotates, paste the gyro wheel tight in eccentric disc inside and rotate, gyro wheel up-and-down reciprocating motion simultaneously, limiting displacement through gag lever post II, assist the vertical direction.

As another preferable mode of the present invention: the roller is detachably connected with the transmission part, and the reciprocating stroke of the reciprocating structure can be adjusted by changing different roller specifications, so that the gear surface of the processed gear with different specifications and widths can be matched for use.

As another preferable mode of the present invention: and one end of the sliding rod, which is far away from the limiting plate, is fixedly connected with the sliding plate, and the sliding plate reciprocates through the reciprocating motion of the sliding rod in the vertical direction.

As another preferable mode of the present invention: intermittent type revolution mechanic includes complete gear and incomplete gear, wherein incomplete gear is through rotating I fixed connection of motor on a supporting bench, the paper wheel that carries out the operation of polishing passes through the clamping bar and rotates and install on a supporting bench, the clamping bar passes through complete gear and incomplete gear engagement, rotation through incomplete gear, drive complete gear intermittent type and rotate, after polishing of gear completion one face, incomplete gear structure normal running fit, it polishes to the polishing head carries out next gear flank, the rotation of incomplete gear is through the rotational speed control who rotates motor I, the efficiency of polishing of cooperation polishing head, in order to accomplish the operation of polishing the face in proper order.

As another preferable mode of the present invention: the clamping rod is connected with the gear, a plurality of hydraulic rods are arranged at the position of the gear, the gear is clamped and loosened through the stretching of the hydraulic rods, the clamping rod is arranged on the inner wall of a central circular notch of the gear, the gear is fixedly machined through the extension of the hydraulic rods, and otherwise, the gear is loosened.

Compared with the prior art, the device for gear grinding and polishing has the advantages that: including the structure of polishing, but the structure of polishing passes through angle regulation's rotating-structure, and rotating-structure installs in the backup pad, installs the reciprocal structure that drives the reciprocal flank of tooth that polishes of rotating-structure in the backup pad, and the gear that polishes the operation is installed on a supporting bench through the installation pole, and the gear drives gear intermittent type through setting up the intermittent type rotating-structure on a supporting bench and rotates.

When the polishing device is used, the sector gear in the rotating structure is meshed with the screw rod structure, the sector gear is driven to rotate through the rotation of the screw rod structure, so that the angle between the polishing structure arranged on the sector gear and the polishing surface of the processing gear is adjusted, the telescopic rod in the polishing structure stretches out and draws back to enable the polishing head to be attached to the tooth surface of the processing gear, the polishing head is driven to polish in a reciprocating mode through the reciprocating structure, the incomplete gear structure is arranged on the lower portion of the processing gear to rotate intermittently, and the tooth surface of the processing gear is sequentially polished through the polishing structure.

The polishing of the surface of the gear is polished and the surface of the gear is protruded by manpower only in the conventional processing process of producing the gear by machining or processing the waste gear, and the manual polishing is performed on the surface of the gear by a polishing tool, so that the problem of the consistency of polishing standards cannot be guaranteed on one hand, and on the other hand, the problem of not-in-place surface processing caused by polishing omission is also solved.

Drawings

Fig. 1 is a schematic structural diagram of an apparatus for grinding and polishing gears.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a schematic plan view of the intermittent rotation structure of fig. 1.

Fig. 4 is an enlarged schematic view of a portion a of fig. 1.

Fig. 5 is a schematic structural view of the reciprocating structure of fig. 1.

In the figure: 1. an operation table; 2. a support base; 3. a support plate; 4. a sliding plate; 5. fixing the rod; 6. a spring I; 7. a screw structure; 8. a sector gear; 9. a telescopic rod; 10. polishing head; 11. a movable rod; 12. a limiting rod I; 13. machining a gear; 14. a clamping lever; 15. a full gear; 16. an incomplete gear; 17. rotating a motor I; 18. a support table; 19. rotating a motor II; 20. an eccentric disc; 21. a spring II; 22. a slide bar; 23. a limiting plate; 24. a fixing plate; 25. a roller; 26. a limiting rod II; 27. a transmission rod; 71. rotating a motor III; 72. a screw; 73. and a baffle plate.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the following embodiments.

The invention aims to provide a device for grinding and polishing gears, which aims to solve the problems that the grinding and polishing of the surfaces of the gears and the treatment of protruding surface burrs are usually carried out by using manpower to process the surfaces of the gears through a grinding and polishing tool in the conventional process of machining and producing the gears or treating waste gears, so that the consistency of grinding standards cannot be ensured on one hand, and the opposite treatment is not in place due to grinding careless leakage on the other hand.

In the embodiment of the present invention, as shown in fig. 1 and 2, an apparatus for gear grinding and polishing: including the structure of polishing, but the structure of polishing adjusts the angle of structure of polishing and gear polishing face through angle regulation's rotating-structure, and rotating-structure installs in backup pad 3, installs the reciprocal structure that drives the reciprocal flank of tooth that polishes of rotating-structure in backup pad 3, and the gear that polishes the operation passes through the installation pole to be installed on brace table 18, and the gear drives gear intermittent type through the intermittent type rotating-structure that sets up on brace table 18 and rotates.

As shown in fig. 1 and 2, in the embodiment of the present invention, the rotating structure includes a screw structure 7 and a sector gear 8, the rotation of the screw structure 7 drives the sector gear 8 engaged with the screw structure 7 to rotate, and the extension and retraction of the telescopic rod 9 makes the polishing head 10 closely attached to the tooth surface of the processing gear 13, and the angle between the polishing mechanism mounted on the sector gear 8 and the polishing surface of the gear.

As shown in fig. 1 and 2, in the embodiment of the present invention, the apparatus is provided with a plurality of grinding structures disposed around the grinding operation gear, and the present invention is provided with two grinding structures, so that grinding and polishing operations are performed on both tooth surfaces of the same tooth of the machining gear 13, the number of the grinding structures of the present invention is not limited to two, and may be one or three, etc., wherein one grinding structure needs to consider that the angle between the grinding head 10 and the grinding surface needs to be adjusted during grinding the tooth surface, so as to avoid the situation of grinding only a single surface.

As shown in fig. 1 and 2, in the embodiment of the present invention, a movable rod 11 is disposed at an axial line position of a sector gear 8, the movable rod 11 penetrates through a face of the sector gear 8, one end of the movable rod is slidably connected to an arc-shaped limiting groove formed on a sliding plate 4, the other end of the movable rod 11 is fixedly connected to a telescopic rod 9, the other end of the telescopic rod 9 is connected to a polishing structure, a limiting rod i 12, the middle of which is rotatably connected to the middle of the limiting rod i 12, is fixedly mounted on the sliding plate 4, when the sector gear 8 is driven to rotate by a screw structure 7, the movable rod 11 and the limiting rod i 12 are driven to limit, so as to drive the telescopic rod 9 to rotate around the limiting rod i 12, and adjust an angle between;

the sector area of the sector gear 8 is the inclination angle of the actual grinding draft surface, the sector angle of the sector gear 8 selected by the invention is 120 degrees, other angles can be considered in the actual design, and the sector angle can be selected from the angles larger than 120 degrees and smaller than 120 degrees, and is not limited to the angle selected by the invention.

As shown in fig. 1 and 2, in the embodiment of the present invention, the polishing structure includes a driving element and a polishing head 10, the polishing head 10 is detachably mounted on the driving element, the driving element drives the polishing head 10 to rotate to perform polishing operation, and simultaneously, an appropriate polishing head 10 is selected according to different specifications of a processing gear 13, wherein the material of the polishing head 10 may be selected according to different polishing requirements, and the appropriate polishing head 10 is replaced according to different polishing requirements, including requirements for rough polishing, fine polishing, or polishing, and the like, and meanwhile, the polishing head 10 of an appropriate specification and size is also selected for polishing gears of different specifications and sizes.

As shown in fig. 2, in the embodiment of the present invention, the screw structure 7 includes a screw 72, one side of the screw 72 is fixedly connected to a rotating motor iii 71 fixedly installed on the sliding plate 4, the other side of the screw is rotatably connected to a baffle 73, the screw 72 is engaged with a rack on the sector gear 8, and the sector gear 8 is driven to rotate by the rotation of the screw 72, so as to adjust the angle between the sanding head 10 and the tooth surface.

As shown in fig. 1, in the embodiment of the invention, one side of the sliding plate 4 is provided with a mounting hole in sliding connection with the fixing rod 5, the fixing rod 5 is fixedly mounted on the supporting plate 3, the outer side of the fixing rod 5 is provided with the spring i 6, the lower part of the sliding plate 4 is provided with the reciprocating structure, and the reciprocating structure reciprocates to drive the polishing head 10 to polish the tooth surface in a reciprocating manner, so that polishing is more uniform, and the polishing structure is deflected in a reciprocating manner in the polishing process through the limiting of the fixing rod 5.

As shown in fig. 4 and 5, in the embodiment of the present invention, the reciprocating structure includes an eccentric disc 20 and a roller 25, the eccentric disc 20 is fixedly connected to a rotating motor ii 19 fixed on the support plate 3 through a transmission rod 27, the eccentric disc 20 is provided with a cylindrical rolling groove for rolling the roller 25, the roller 25 is connected to a limit plate 23 through a connecting member, a sliding rod 22 and a limit rod ii 26 are disposed between the limit plate 23 and a fixed plate 24, one end of the sliding rod 22 is fixedly connected to one side of the limit plate 23, the other end of the sliding rod 22 is slidably connected to the fixed plate 24 fixedly mounted on the support plate 3, one end of the limit rod ii 26 is slidably connected to the limit plate 23, the limit rod ii 26 is connected to the end of the limit rod plate and is provided with a limit block for preventing the limit plate 23 from falling, the other end of the limit rod ii 26, meanwhile, the roller 25 reciprocates up and down, the reciprocating motion of the sliding rod 22 in the vertical direction is assisted through the limiting action of the limiting rod II 26, and meanwhile, the roller 25 is detachably connected with the transmission part, so that the reciprocating stroke of a reciprocating structure can be adjusted by replacing different specifications of the roller 25, and the gear surface of the processing gear 13 with different specifications and widths can be matched for use;

meanwhile, other structures with the same reciprocating capability, such as a rack and pinion structure or a sector gear 8 and rack structure, can be selected and used instead of the reciprocating structure of the invention, wherein the reciprocating structure also comprises a structure with a reciprocating stroke adjusting function, such as a sector gear 8 and rack structure, and the reciprocating distance of the rack structure is adjusted by changing the rotation angle of the sector gear 8.

As shown in fig. 4 and 5, in the embodiment of the present invention, one end of the sliding rod 22 away from the limiting plate 23 is fixedly connected to the sliding plate 4, and the sliding plate 4 reciprocates by the vertical reciprocating motion of the sliding rod 22.

As shown in fig. 1 and 3, in the embodiment of the present invention, the intermittent rotation structure includes a full gear 15 and a partial gear 16, wherein the incomplete gear 16 is fixedly connected on a support table 18 through a rotating motor I17, a paper wheel for polishing operation is rotatably arranged on the support table 18 through a clamping rod 14, the clamping rod 14 is meshed with the incomplete gear 16 through a complete gear 15, the invention does not need to select the active rotation and the driven rotation of the complete gear 15 and the incomplete gear 16 through the rotation of the incomplete gear 16 to drive the complete gear 15 to intermittently rotate, the complete gear 15 and the incomplete gear 16 can be selected as driving gears to drive the rest gear to rotate, meanwhile, the intermittent rotating structure can be replaced by other rotating structures with the capacity, such as a grooved wheel structure or a rotating motor controlled by an electronic relay and the like, and the requirement is not particularly required;

intermittent type rotating-structure is at the during operation, and after the gear of polishing accomplished the polishing of a face, incomplete gear 16 structure normal running fit rotated and carries out the polishing of next gear flank to polishing head 10, and incomplete gear 16's rotation is through the rotational speed control of rotating motor I17, and the efficiency of polishing of cooperation polishing head 10 accomplishes the operation of polishing the face in proper order.

In the embodiment of the present invention, as shown in fig. 1, a plurality of hydraulic rods are disposed at the position where the clamping rod 14 is connected to the gear, clamping and releasing of the gear are completed by extension and contraction of the hydraulic rods, the clamping rod 14 is disposed on the inner wall of the central circular notch of the gear, and the machining gear 13 is fixed by extension of the hydraulic rods, otherwise, the machining gear 13 is released.

The device for grinding and polishing the gear has the advantages that: including the structure of polishing, but the structure of polishing adjusts the angle of structure of polishing and gear polishing face through angle regulation's rotating-structure, and rotating-structure installs in backup pad 3, installs the reciprocal structure that drives the reciprocal flank of tooth that polishes of rotating-structure in backup pad 3, and the gear that polishes the operation passes through the installation pole to be installed on brace table 18, and processing gear 13 drives gear intermittent type through the intermittent type rotating-structure that sets up on brace table 18.

The rotary structure comprises a sector gear 8 and a screw structure 7, the screw structure 7 rotates to drive the sector gear 8 which is meshed with the screw structure to rotate, so that the angle between a grinding structure arranged on the sector gear 8 and the grinding surface of a processing gear 13 is adjusted, a telescopic rod 9 in the grinding structure stretches out and draws back to enable the grinding head 10 to be attached to the tooth surface of the processing gear 13, the grinding head 10 is driven to carry out reciprocating grinding through a reciprocating structure, an incomplete gear 16 structure is arranged at the lower part of the processing gear 13 to carry out intermittent rotation, and the tooth surface of the processing gear 13 is ground in sequence by matching with the grinding structure, so that the problems that in the existing processing process of producing gears by machining or processing waste gears, the polishing and grinding of the gear surface and the surface of the gear is processed by using a manpower grinding and polishing tool, the consistency of grinding standard cannot be ensured on the one hand, and on the other hand, the gear grinding machine avoids manual work participating in grinding of the gear, and the gear is ground by the mechanical control grinding head 10, so that the grinding and polishing efficiency is improved, and meanwhile, the grinding standard is standardized.

While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A device for grinding and polishing gears is characterized by comprising a grinding structure, wherein the grinding structure adjusts the angle between the grinding structure and a grinding surface of the gears through a rotating structure with an adjustable angle, the rotating structure is arranged on a supporting plate, a reciprocating structure for driving the rotating structure to grind tooth surfaces in a reciprocating manner is arranged on the supporting plate, the gears for grinding operation are arranged on a supporting table through an installation rod, and the gears drive the gears to rotate intermittently through an intermittent rotating structure arranged on the supporting table;

the rotating structure comprises a screw rod structure and a sector gear, the screw rod structure rotates to drive the sector gear meshed with the screw rod structure to rotate, and the angle between the polishing mechanism arranged on the sector gear through the telescopic piece and a gear polishing surface is adjusted.

2. The device for grinding and polishing the gear according to claim 1, wherein a movable rod is arranged at the axial line position of the sector gear, the movable rod penetrates through the face of the sector gear, one end of the movable rod acts in an arc-shaped limiting groove formed in the sliding plate, the other end of the movable rod is fixedly connected with a telescopic rod, the other end of the telescopic rod is connected with the grinding structure, and a limiting rod I, the middle part of which is rotatably connected with the telescopic rod, is fixedly arranged on the sliding plate.

3. The device for grinding and polishing the gear according to claim 2, wherein the screw structure comprises a screw, one side of the screw is fixedly connected with a rotating motor III fixedly arranged on the sliding plate, the other side of the screw is rotatably connected with the baffle plate, and the screw is meshed with the rack on the sector gear.

4. The device as claimed in claim 3, wherein the sliding plate has a mounting hole at one side for slidably connecting a fixing rod, the fixing rod is fixedly mounted on the supporting plate, and a spring I is disposed outside the fixing rod.

5. The device for grinding and polishing the gear according to any one of claims 1 to 4, wherein the reciprocating structure comprises an eccentric disc and a roller, the eccentric disc is fixedly connected with a rotating motor II fixed on a supporting plate through a transmission rod, the eccentric disc is provided with a cylindrical rolling groove for rolling the roller, the roller is connected with a limiting plate through a connecting piece, and a sliding rod and a limiting rod II are arranged between the limiting plate and the fixing plate;

one end of the sliding rod is fixedly connected with one side of the limiting plate, and the other end of the sliding rod is in sliding connection with a fixing plate fixedly arranged on the supporting plate;

II one end limiting plate sliding connection of gag lever post, II connection gag lever post boards of gag lever post end are equipped with the stopper that prevents the limiting plate and drop, and II other ends fixed connection of gag lever post are on the fixed plate.

6. The device for grinding and polishing gears as claimed in claim 5, wherein the roller is detachably connected to the transmission member.

7. The device for grinding and polishing gears as claimed in claim 6, wherein the end of the sliding rod away from the limiting plate is fixedly connected with the sliding plate.

8. The device for grinding and polishing the gear according to claim 1, wherein the intermittent rotation structure comprises a complete gear and an incomplete gear, wherein the incomplete gear is fixedly connected to the supporting platform through a rotation motor I, a paper wheel for grinding is rotatably mounted on the supporting platform through a clamping rod, the clamping rod is meshed with the incomplete gear through the complete gear, and the complete gear is driven to rotate intermittently through the rotation of the incomplete gear.

9. The device for grinding and polishing the gear according to claim 8, wherein a plurality of hydraulic rods are arranged at the positions where the clamping rods are connected with the gear, and the clamping and the releasing of the gear are completed through the expansion and contraction of the hydraulic rods.

10. An apparatus for grinding and polishing gears as defined in claim 9 wherein the apparatus is provided with a plurality of grinding structures positioned around the grinding work gear.