CN210024687U

CN210024687U - Efficient polishing equipment for wheels

Info

Publication number: CN210024687U
Application number: CN201920592115.2U
Authority: CN
Inventors: 贺桂春
Original assignee: GUANGDONG WANFENG MOTORCYCLE WHEEL CO Ltd
Current assignee: GUANGDONG WANFENG MOTORCYCLE WHEEL CO Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-02-07
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a high-efficient equipment of polishing of wheel, including positioning fixture, conveyer and grinding device, positioning fixture includes center pin and a plurality of positioning claw that encircles center pin evenly distributed, be provided with on the positioning claw be used for with the spacing post of the inboard butt of wheel, conveyer is including being used for first transfer section, second transfer section and lift section, the lift section includes elevation structure and the transfer roller of distribution in the center pin both sides, the transfer roller distributes with the positioning claw staggers, elevation structure drives the transfer roller and is located the primary importance that is higher than spacing post and the second place that is less than the positioning claw, grinding device includes manipulator and bistrique, positioning claw and manipulator are used for the bearing wheel respectively when the transfer roller is located the second place and drive bistrique wheel of polishing. The wheel positioning device has the advantages that the transfer of the workpiece between the conveying and positioning processes is not required to be additionally carried out, and the wheel positioning is conveniently realized.

Description

Efficient polishing equipment for wheels

Technical Field

The utility model relates to a machine tool equipment especially relates to a high-efficient equipment of polishing of wheel.

Background

The product generally needs follow-up processing after the primary forming, and the production and processing of the wheel are also the same, and the wheel needs to be polished after the integral casting of the wheel is finished so as to change the roughness of the wheel surface and achieve different reflecting effects. The wheel mainly comprises a rim (a wheel part which is assembled and matched with the tire and supports the tire), a shaft sleeve (a wheel part sleeved outside an axle), a spoke (a wheel part which is connected with a hub of the axle in an installing mode and supported between the rim and the shaft sleeve) and a valve hole (a hole for installing a tire valve).

Wheel is polished and is mainly related to the inner peripheral surface that the rim inboard constitutes jointly with the spoke side, and wheel polishing equipment on the market generally transports the wheel and the fixed two processes of wheel are thoroughly split and are arranged at present, shifts the wheel between two processes through the mode of manipulator 310 or manual work taking, and it is comparatively complicated to take manpower or structure, and it is higher to the tight realization degree of difficulty that presss from both sides of wheel.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving above-mentioned technical problem at least, provide one kind and need not additionally carry out the work piece and the high-efficient equipment of polishing of the transfer between conveying and the location process, convenient realization wheel location.

The utility model discloses a realize through following technical scheme:

the efficient polishing equipment for the wheels comprises a positioning fixture, a conveying device and a grinding device, wherein the positioning fixture comprises a central shaft and a plurality of positioning claws which are uniformly distributed around the central shaft, the positioning claw is provided with a limiting column which is used for being abutted against the inner side of the wheel, the conveying device comprises a first conveying section which is used for conveying the wheel to the positioning fixture, a second conveying section which is used for conveying the wheel out of the positioning fixture and a lifting section which is arranged between the first conveying section and the second conveying section, the lift section includes elevation structure and the transfer roller of distribution in the center pin both sides, the transfer roller distributes with the positioning pawl staggers, and elevation structure can drive the transfer roller and lie in the primary importance that is higher than spacing post and be less than the second place of positioning pawl alternately, and grinding device includes manipulator and bistrique, and positioning pawl and manipulator are used for bearing wheel and drive bistrique wheel of polishing respectively when the transfer roller is located the second place.

Preferably, the first conveying section and the second conveying section are both composed of a plurality of rollers.

Preferably, the first and second conveying sections are both crawler belts or belt belts.

Preferably, the positioning jig further comprises a direction detecting device, the direction detecting device comprises a controller and a camera arranged on the upper side of the lifting section, the camera is used for acquiring image data of the wheel mark position, the controller is used for acquiring an included angle β of the wheel mark position relative to a reference direction, and the controller is electrically connected with the central shaft and is used for controlling the central shaft to rotate by β degrees/(360- β) degrees.

Preferably, the position of the wheel mark rotated to the coincident position in the reference direction is the tool setting point of the grinding wheel of the grinding head.

Preferably, the positioning pawl is driven by a cylinder or a hydraulic cylinder to extend and retract, and the limiting column abuts against a fixed wheel in the wheel along with the extension and retraction of the positioning pawl.

Preferably, the limiting column can slide relative to the positioning claw, and the positioning claw is abutted to the inside of the wheel and used for fixing the wheel.

Has the advantages that: positioning fixture includes center pin and a plurality of positioning pawl that encircle center pin evenly distributed, be provided with on the positioning pawl be used for with the spacing post of the inboard butt of wheel, the lift section includes elevation structure and the transfer roller of distribution in the center pin both sides, the transfer roller distributes with the positioning pawl staggers, and elevation structure can drive the transfer roller and lie in the primary importance that is higher than spacing post and be less than the second position of positioning pawl alternately, and the positioning pawl is used for the bearing wheel when the transfer roller is located the second position. Positioning fixture and transfer roller fall by mistake about same position promptly, the wheel only needs to drive the transfer roller through elevation structure and descend after being carried into this position by the transfer roller, utilize wheel self gravity to fall on the locating pawl can accomplish the switching of conveying process to the locating process automatically, and can the self-holding wheel inboard through the flexible setting of spacing post from inside to outside, thereby accomplish the fixed of wheel, need not additionally carry out the transfer of work piece between conveying and locating process, convenient realization wheel location, overall structure is simple, corresponding control method is also easily operated.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

FIG. 1 is a simplified overall schematic diagram of an embodiment of a wheel efficient grinding apparatus and control method provided herein;

fig. 2 is a partial schematic view of a positioning fixture and a grinding device in the efficient wheel grinding apparatus and the control method provided by the present application.

Detailed Description

As shown in fig. 1-2, the efficient grinding apparatus for a wheel includes a positioning fixture, a conveying device and a grinding device, the positioning fixture includes a central shaft 110 and a plurality of positioning claws 120 uniformly distributed around the central shaft 110, the positioning claws 120 are provided with limiting columns 121 for abutting against the inner sides of the wheel, the conveying device includes a first conveying section 210 for conveying the wheel to the positioning fixture, a second conveying section 220 for conveying the wheel out of the positioning fixture, and a lifting section 230 disposed between the first conveying section 210 and the second conveying section 220, the lifting section 230 includes a lifting structure and conveying rollers 231 distributed at two sides of the central shaft 110, the conveying rollers 231 are distributed in a staggered manner with the positioning claws 120, the lifting structure can drive the conveying rollers 231 to be alternately located at a first position higher than the limiting columns 121 and a second position lower than the positioning columns 120, the grinding device includes a manipulator 310 and a grinding head 320, the positioning claws 120 and the robot arm 310 serve to hold the wheel and to bring the wheel grinder 320 to grind the wheel when the transfer roller 231 is in the second position, respectively. Positioning fixture and transfer roller 231 fall by mistake about same position promptly, the wheel only needs to drive transfer roller 231 through elevation structure after being carried into this position by transfer roller 231 and descends, utilize wheel self gravity to fall on locating pawl 120 can accomplish the switching of conveying process to the location process automatically, and can the self-holding wheel inboard through the flexible setting of spacing post 121 from inside to outside, thereby accomplish the fixed of wheel, need not additionally carry out the transfer of work piece between conveying and location process, convenient realization wheel location, overall structure is simple, corresponding control method is also easily operated.

Further preferably, the plurality of limiting columns 121 simultaneously position the inner side of the wheel, and because the plurality of limiting columns 121 work cooperatively, the alignment process of the wheel axis and the central shaft 110 is automatically completed in the process that the limiting columns 121 extend outwards from the inner side of the wheel until the inner side of the wheel is abutted, so that the fixation and positioning of the wheel are automatically completed after clamping. Of course, a person skilled in the art may also choose not to move the limiting columns 121 simultaneously, but preset the distance of the limiting columns 121 extending from the initial position according to the inner diameter of the wheel, so that when the limiting columns 121 reach the preset position, the alignment between the center of the wheel and the central shaft 110 can be calibrated.

Optionally, first conveying section 210 and second conveying section 220 constitute or be crawler belt or belt conveyor by a plurality of running rollers, can both realize the conveying to the wheel, and compare, because the lift section 230 comprises the transfer roller 231, choose for use the running roller to the wheel by the linking of first conveying section 210 to lift section 230 and by lift section 230 to first conveying section 210 comparatively good, keep the conveying speed of wheel unanimous, be convenient for carry out the range of a plurality of wheels simultaneously and transport, improve output efficiency.

In order to improve the position accuracy of the grinding head 320 for grinding the wheel, the tool setting point is consistent with the position to be ground of the wheel, and the grinding head 320 can precisely grind the wheel according to a program, preferably, the positioning fixture further comprises a direction detection device, the direction detection device comprises a controller and a camera arranged on the upper side of the positioning fixture, and the positioning claw 120 clamps the wheel and then the camera is used for acquiring image data of a marked position of the wheel, wherein the marked position in the embodiment is arranged on a valve hole of the wheel, the controller compares the image data with a reference direction and acquires an included angle β of the marked position of the wheel relative to the reference direction, specifically, when the included angle β is smaller than 180 degrees, the controller is electrically connected with the central shaft 110 and is used for controlling the central shaft 110 to rotate by β degrees counterclockwise, and when the included angle β is larger than 180 degrees, the central shaft 110 rotates by 360- β degrees clockwise, that is, by 360- β degrees counterclockwise.

The preferred coincident position that wheel mark position rotated to the benchmark direction is the tool setting point that bistrique 320 ground the wheel, and the mark position can not be on the valve hole certainly, but other positions, can accelerate the discernment of mark position through modes such as pasting bar code at mark position to with mark position coincidence to the benchmark direction, bistrique 320 begin to polish and according to the operation of presetting the procedure must obtain a position accurate, the high polishing effect of machining precision at this mark point, convenient operation.

In the present application, the inner side of the wheel may be the inner side of the bushing or the inner side of the hub, and the limit post 121 may abut against a shoulder in the radial direction of the wheel in order to avoid a grinding track of the limit post 121 in relation to grinding of the wheel to the inner side of the hub, and the inner side is only limited from the inside to the outside with respect to the clamping of the wheel by the limit post 121 and is not limited to a certain fixed position of the wheel.

Optionally, the positioning pawl 120 is driven by an air cylinder or a hydraulic cylinder to extend and retract, and the limiting column 121 abuts against a fixed wheel in the wheel along with the extension and retraction of the positioning pawl 120; or, the limiting column 121 is driven by an air cylinder or a hydraulic cylinder to slide relative to the positioning pawl 120, and the positioning pawl 120 abuts against the inside of the wheel to fix the wheel. No matter what the above way is, the clamping of the inner side of the wheel can be finally and conveniently realized, the driving way of adopting hydraulic pressure or air cylinder can automatically adjust the clamping force according to the received resistance, the outward force application of the inner side of the wheel is confronted with the self structure of the wheel, the force application can not be continuously maintained outward until the force application is blocked, until the grinding is completed, the limiting column 121 contracts inward, the clamping of the wheel is loosened, and then the wheel is transported to the second conveying section 220 by the conveying roller 231.

Meanwhile, the application also claims a control method of the automatic grinding equipment of the wheel, which is used for controlling the automatic grinding equipment of the wheel and comprises the following steps:

(step one): the wheel enters from the first transfer section 210, the first transfer section 210 transfers the wheel into the lifting section 230, the transfer roller 231 is located at the first position:

(step two): the lifting structure drives the conveying roller 231 to descend to the second position, the wheel falls on the positioning claw 120, and the limiting column 121 moves and abuts against the inner side of the wheel;

(step three): the manipulator 310 drives bistrique 320 and polishes the wheel, polishes and accomplishes, and manipulator 310 drives bistrique 320 and keeps away from the wheel, and spacing post 121 removes the butt of removing the wheel:

(step four): the lifting structure drives the conveying roller 231 to rise to the first position, and the wheel is separated from the positioning claw 120 and is placed on the conveying roller 231;

(step five): the wheels are conveyed to the second conveying section 220 by the conveying rollers 231.

Further, (step three) further includes that the camera acquires image data of the wheel mark position and transmits the image data to the controller, the controller calculates an angle β of the wheel mark position relative to the reference direction, and the controller outputs a command for regulating the rotation of the central shaft 110 by an angle β/(360- β) so that the wheel mark position is rotated to an alignment point position coinciding with the reference direction, and the manipulator 310 drives the grinding head 320 to grind the wheel from the alignment point.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The efficient polishing equipment for the wheels is characterized by comprising a positioning clamp, a conveying device and a grinding device, the positioning clamp comprises a central shaft and a plurality of positioning claws which are uniformly distributed around the central shaft, the positioning claws are provided with limiting columns which are used for being abutted against the inner sides of the wheels, the conveying device comprises a first conveying section for conveying the wheel to the positioning clamp, a second conveying section for conveying the wheel out of the positioning clamp, and a lifting section arranged between the first conveying section and the second conveying section, the lift section includes elevation structure and the transfer roller of distribution in the center pin both sides, the transfer roller distributes with the positioning pawl staggers, and elevation structure can drive the transfer roller and lie in the primary importance that is higher than spacing post and be less than the second place of positioning pawl alternately, and grinding device includes manipulator and bistrique, and positioning pawl and manipulator are used for bearing wheel and drive bistrique wheel of polishing respectively when the transfer roller is located the second place.

2. The efficient grinding apparatus for wheels of claim 1, wherein: the first conveying section and the second conveying section are both composed of a plurality of rollers.

3. The efficient grinding apparatus for wheels of claim 1, wherein: the first conveying section and the second conveying section are both crawler belts or belt belts.

4. The apparatus for high-efficiency grinding of a wheel according to claim 1, wherein the alignment jig further comprises a direction detecting means including a controller for obtaining image data of the wheel mark position and a camera provided on an upper side of the elevation section, the controller for obtaining an included angle β of the wheel mark position with respect to a reference direction, the controller being electrically connected to the center shaft and controlling the rotation of the center shaft to β degrees/(360- β) degrees.

5. The efficient grinding apparatus for wheels of claim 4, wherein: the position of the wheel mark is rotated to the superposition position in the reference direction, and the superposition position is the tool setting point of the grinding head for grinding the wheel.

6. The efficient grinding apparatus for wheels of claim 1, wherein: the locating pawl is driven by the air cylinder or the hydraulic cylinder to stretch out and draw back, and the limiting column is pushed against the inside of the wheel along with the stretching of the locating pawl to fix the wheel.

7. The efficient grinding apparatus for wheels of claim 1, wherein: the limiting column can slide relative to the positioning claw, and the positioning claw is abutted to the inside of the wheel and used for fixing the wheel.