CN214817508U

CN214817508U - Polishing device

Info

Publication number: CN214817508U
Application number: CN202022932331.2U
Authority: CN
Inventors: 季兆云
Original assignee: Ningbo Minth Automotive Parts Research and Development Co Ltd
Current assignee: Qingyuan Minrui Auto Parts Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-11-23
Anticipated expiration: 2030-12-09

Abstract

The utility model provides a grinding device belongs to the luggage rack technical field that polishes, include: the automatic feeding device comprises a rack, wherein a motor is arranged on the rack, the output end of the motor drives a chain wheel structure to rotate circumferentially, and a station I and a station II are arranged on the chain wheel structure; the polishing tool for fixing the luggage rack is arranged on the chain wheel structure through a transition plate, wherein the chain wheel structure drives the polishing tool to sequentially pass through the first station and the second station; and the sensing structure is arranged on the frame and is positioned on one side of the chain wheel structure, wherein the motor is controlled through the sensing structure, and the polishing tool is stopped at the first station or the second station. Through motor drive sprocket structure to cooperation sensing structure makes the frock of polishing stop on the station that corresponds, thereby realizes the processing of polishing of the different surfaces of luggage rack, and need not to change the different surfaces that the angle adapted luggage rack through the equipment of polishing, and then has reduced technological requirement and the functional requirement to the equipment of polishing.

Description

Polishing device

Technical Field

The utility model belongs to the technical field of the luggage rack is polished, a grinding device is related to.

Background

The luggage rack has both aesthetic and practical functions, and is particularly applied to automobiles. The luggage rack can not only carry the objects which can not be placed in the luggage compartment, such as bulky luggage, bicycles, folding beds and the like, but also make the shape of the automobile more cool. For this reason, the appearance of the roof racks is more and more demanding.

The existing luggage rack has multiple structural shapes and complex structure. When processing, need to polish to a plurality of faces of luggage rack, the circular arc luggage rack body of special, the polishing of a plurality of faces of luggage rack can't be accomplished to current luggage rack polishing equipment.

Therefore, the prior luggage rack grinding and polishing operation is mostly manually operated, the speed is slower, the environment is worse, the safety is more difficult to guarantee, the grinding and polishing consistency cannot be guaranteed, and the processing effect of the luggage rack is influenced.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided one kind and can realize the processing of polishing of luggage rack multiaspect, and the quality of polishing has the grinding device of uniformity.

The purpose of the utility model can be realized by the following technical proposal: an abrading device comprising:

the automatic feeding device comprises a rack, wherein a motor is arranged on the rack, the output end of the motor drives a chain wheel structure to rotate circumferentially, and a station I and a station II are arranged on the chain wheel structure;

the polishing tool for fixing the luggage rack is arranged on the chain wheel structure through a transition plate, wherein the chain wheel structure drives the polishing tool to sequentially pass through the first station and the second station;

and the sensing structure is arranged on the frame and is positioned on one side of the chain wheel structure, wherein the motor is controlled through the sensing structure, and the polishing tool is stopped at the first station or the second station.

In the polishing device, a first clamping structure and a second clamping structure are respectively arranged on one side of a first station and one side of a second station, wherein the first clamping structure comprises a first clamping cylinder and a first clamping block connected with the output end of the first clamping cylinder; the second clamping structure comprises a second clamping cylinder and a second clamping block connected with the output end of the second clamping cylinder.

In foretell grinding device, be provided with extending structure in one side of station one, and this extending structure is located the below of frock of polishing, and wherein, this extending structure includes telescopic cylinder and the backup plate that links to each other with telescopic cylinder output.

In an above-mentioned grinding device, the grinding tool includes: the luggage rack comprises a bottom plate, wherein a middle positioning structure used for positioning the middle part of the luggage rack and an end positioning structure used for positioning the end part of the luggage rack are arranged on the bottom plate, the middle positioning structure comprises a middle pin shaft in nested fit with a middle positioning hole in the luggage rack, the end positioning structure comprises an end pin shaft in nested fit with an upper end positioning hole in the luggage rack, and at least one of the middle pin shaft or the end pin shaft is in floating arrangement.

In the polishing device, the floating middle pin shaft or the floating end pin shaft can float up and down through the elastic part, wherein the middle pin shaft or the end pin shaft is in nested fit with the elastic part.

In the polishing device, one end of the middle pin shaft or the end pin shaft, which is in nested fit with the positioning hole, is chamfered.

In the polishing device, the middle positioning structure comprises a middle bracket connected with a middle pin shaft, and the middle bracket is arranged on the bottom plate; the end positioning structure comprises an end support connected with an end pin shaft, and the end support is arranged on the bottom plate.

In the above-mentioned sanding device, a locking structure for fixing the luggage rack is provided on the middle support or the end support, wherein the locking structure and the luggage rack are in snap fit.

In one of the above-described polishing devices, the locking structure comprises a toggle clamp, a tension bar snap-fitted to the toggle clamp, and a clamping collet rotationally fitted to the tension bar, wherein the tension bar is pushed by the toggle clamp so that the clamping collet is rotated to clamp the inner milling surface of the luggage rack.

In the polishing device, a support frame is arranged on one side of the end positioning structure, and the support frame is mounted on the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a pair of grinding device is through motor drive sprocket structure to cooperation sensing structure makes the frock of polishing can stop on the station that corresponds, thereby realizes the processing of polishing on luggage rack difference surface, and need not to change the different surfaces that the angle adapted luggage rack through the equipment of polishing, and then has reduced technological requirement and the functional requirement to the equipment of polishing.

(2) The luggage rack polishing device comprises a plurality of polishing tools, and is characterized in that the polishing tools are arranged on the luggage rack polishing device, so that an operator can load a new luggage rack on a subsequent polishing tool in the waiting time for polishing the previous luggage rack, or unload the luggage rack which is polished by the polishing tools, and the polishing efficiency of the luggage rack is improved.

(3) The luggage rack on the polishing tool is not shaken when the polishing tool is used for polishing operation on the station I and the station II, so that the polishing effect of the luggage rack is improved.

(4) Through setting up extending structure for the frock of polishing stops in the station one time, telescopic cylinder drives the backup plate and stretches out, supports with the frock of polishing and leans on mutually, avoids the frock of polishing because structural emergence of sprocket rocks when sensing structure control motor stall, thereby makes first clamp structure can be accurate, firmly press from both sides the frock of polishing, and then improves the effect that luggage rack polished.

(5) The middle pin shaft and the end pin shaft are matched with the middle positioning hole and the end positioning hole in the luggage rack, so that pre-positioning of the luggage rack on the polishing tool is realized, in addition, the middle pin shaft or the end pin shaft is arranged in a floating state, the assembling difficulty caused by machining errors of the luggage rack positioning hole is eliminated, and the positioning effect of the luggage rack is improved.

(6) The utility model discloses a luggage rack, including the round pin axle, the round pin axle is fixed on the rack, utilize the elasticity function of spring self, realize corresponding the fluctuation of round pin axle to eliminate because the assembly difficulty that the machining error of luggage rack locating hole brought, improve the location effect of luggage rack, in addition, be nested cooperation between spring and the round pin axle, thereby make the elastic component at compressed or the extension in-process, along the axis direction motion of round pin axle all the time, avoid taking place unilateral skew.

(7) The middle pin shaft or the end pin shaft is arranged in a chamfer angle at one end in nested fit with the positioning hole, so that the difficulty in assembly caused by machining errors of the positioning hole of the luggage rack is further eliminated, and the positioning effect of the luggage rack is improved.

(8) Through the nested cooperation between round pin axle and the locating hole, realize that the luggage rack is spacing along bottom plate length direction is ascending, it is spacing for the level, mill the joint cooperation between the face through locking structure and luggage rack inboard, realize that the luggage rack is spacing along bottom plate thickness direction is ascending, it is vertical spacing promptly to make the luggage rack can be accurate, firmly place on the frock of polishing, provide the basis for follow-up luggage rack assurance of polishing the precision, and then improve the outward appearance after the luggage rack polishes.

(9) Through setting up the support frame, further improve the bearing capacity of frock of polishing when bearing the luggage rack, avoid the luggage rack to take place local bending deformation when polishing to improve the quality of polishing of luggage rack.

Drawings

Fig. 1 is a schematic structural view of a polishing device of the present invention.

Fig. 2 is a schematic view of a local structure of a polishing device of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic view of a local structure of a polishing device according to the present invention.

Fig. 5 is an enlarged view of a portion B in fig. 4.

Fig. 6 is a schematic view of a local structure of a polishing device according to the present invention.

Fig. 7 is an enlarged view of a portion C in fig. 6.

Fig. 8 is a schematic view of a local structure of a polishing device according to the present invention.

Fig. 9 is an enlarged view of a portion D in fig. 8.

Fig. 10 is an enlarged view of a portion E in fig. 8.

Fig. 11 is a sectional view of a side positioning structure according to a preferred embodiment of the present invention.

In the figure, 100, a rack; 110. a first clamping structure; 111. a first clamping cylinder; 112. a first clamping block; 120. a second clamping structure; 121. a second clamping cylinder; 122. a second clamping block; 130. a telescopic structure; 131. a telescopic cylinder; 132. a backup plate; 200. a motor; 300. a sprocket arrangement; 310. a first station; 320. a second station; 400. polishing the tool; 410. a transition plate; 420. a base plate; 430. a middle positioning structure; 431. a middle pin shaft; 432. an elastic member; 433. a middle support; 440. an end positioning structure; 441. an end pin shaft; 442. an end bracket; 450. a locking structure; 451. an elbow clip; 4511. a handle; 4512. a convex portion; 452. a tension bar; 4521. a recess; 453. pressing the chuck tightly; 4531. hooking; 4532. a U-shaped groove; 454. a rotating shaft; 460. a support frame; 470. a support; 500. a sensing structure.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 11, the utility model provides a polishing device, include:

the luggage rack comprises a rack 100, wherein a motor 200 is installed on the rack 100, the output end of the motor 200 drives a chain wheel structure 300 to rotate circumferentially, and a first station 310 for grinding the A-level surface and the side surface of the luggage rack and a second station 320 for grinding the milling surface and the small A surface of the luggage rack are arranged on the chain wheel structure 300;

the polishing tool 400 for fixing the luggage rack is mounted on the chain wheel structure 300 through a transition plate 410, wherein the chain wheel structure 300 drives the polishing tool 400 to sequentially pass through a first station 310 and a second station 320;

the sensing structure 500 is installed on the rack 100 and located at one side of the chain wheel structure 300, wherein the motor 200 is controlled by the sensing structure 500, the grinding tool 400 is stopped at the first station 310 or the second station 320, and a foundation is provided for grinding different surfaces of the luggage rack on the grinding tool 400.

In this embodiment, the a-level surface is defined as a product appearance surface visible to a user, and the surface has a larger area; the small a-level surface is defined as the surface of the product appearance visible to the user and the surface area is small.

The utility model provides a pair of grinding device is through motor 200 drive sprocket structure 300 to cooperation sensing structure 500 makes frock 400 of polishing can stop on the station that corresponds, thereby realizes the processing of polishing on the different surfaces of luggage rack, and need not to change the different surfaces that the angle adapted luggage rack through the equipment of polishing, and then has reduced technological requirement and the functional requirement to the equipment of polishing.

Preferably, as shown in fig. 1 to 11, the number of the sprocket structures 300 is two, the two sprocket structures are respectively installed on two sides of the rack 100, and two ends of the polishing tool 400 are respectively connected to the two sprocket structures 300, wherein each sprocket structure 300 is arranged in a runway-shaped structure in a vertical plane, and the first station 310 is located at a horizontal section of the sprocket structure 300, at this time, the polishing process can be performed on the a-level surface and the side surface of the luggage rack on the polishing tool 400, and the second station 320 is located at a transition point between the horizontal section and the arc section of the sprocket structure 300, at this time, the polishing process can be performed on the milled surface and the small a-level surface of the luggage rack on the polishing tool 400.

Preferably, as shown in fig. 1 to 11, the grinding tools 400 are plural in number, and the plurality of grinding tools 400 are connected to the sprocket structure 300 through the transition plate 410.

In this embodiment, by providing a plurality of polishing tools 400, an operator can load a new baggage rack on a subsequent polishing tool 400 or unload a baggage rack that has been polished on a polishing tool 400 in the time of waiting for polishing of a previous baggage rack, thereby improving the polishing efficiency of the baggage rack.

Preferably, as shown in fig. 1 to 11, a first clamping structure 110 and a second clamping structure 120 are respectively arranged at one side of a first station 310 and a second station 320, wherein the first clamping structure 110 comprises a first clamping cylinder 111 and a first clamping block 112 connected with an output end of the first clamping cylinder 111; the second clamping structure 120 includes a second clamping cylinder 121, and a second clamping block 122 connected to an output end of the second clamping cylinder 121.

In this embodiment, through the first clamping structure 110 and the second clamping structure 120, when the luggage rack on the polishing tool 400 is polished at the first station 310 and the second station 320, the polishing tool 400 does not shake, so that the polishing effect of the luggage rack is improved.

Further preferably, the number of the first clamping blocks 112 is two, and the clamping and the releasing of the grinding tool 400 are realized through the opposite movement or the opposite movement of the two first clamping blocks 112; the number of the second clamping blocks 122 is one, and the clamping and the loosening of the polishing tool 400 are realized through the insertion and connection matching between the second clamping blocks 122 and the polishing tool 400.

Preferably, as shown in fig. 1 to 11, a telescopic structure 130 is disposed at one side of the first station 310, and the telescopic structure 130 is located below the grinding tool 400, wherein the telescopic structure 130 comprises a telescopic cylinder 131 and a backup plate 132 connected to an output end of the telescopic cylinder 131.

In this embodiment, through setting up extending structure 130 for when frock of polishing 400 stops in station 310, telescopic cylinder 131 drives backup plate 132 and stretches out, leans on with frock of polishing 400 counterbalance, avoids frock of polishing 400 because the emergence of sensing structure 500 control motor 200 when stalling rocks on sprocket structure 300, thereby makes first clamp structure 110 can be accurate, firmly press from both sides frock of polishing 400, and then improves the effect that the luggage rack was polished.

Preferably, as shown in fig. 1 to 11, the grinding tool 400 includes: the middle positioning structure 430 comprises a middle pin shaft 431 in nested fit with the middle positioning hole in the luggage rack, the end positioning structure 440 comprises an end pin shaft 441 in nested fit with the upper end positioning hole in the luggage rack, and at least one of the middle pin shaft 431 or the end pin shaft 441 is in a floating arrangement.

In this embodiment, the middle pin shaft 431 and the end pin shaft 441 are matched with the middle positioning hole and the end positioning hole in the luggage rack, so that pre-positioning of the luggage rack on the polishing tool 400 is realized, and in addition, the middle pin shaft 431 or the end pin shaft 441 are set to be in a floating state, so that assembly difficulty caused by machining errors of the luggage rack positioning holes is eliminated, and the positioning effect of the luggage rack is improved.

Further preferably, the middle pin 431 or the end pin 441 in floating arrangement floats up and down along the axial direction of the corresponding pin respectively.

Preferably, as shown in fig. 1 to 11, the middle pin 431 or the end pin 441 is floating up and down by the elastic member 432, wherein the middle pin 431 or the end pin 441 is nested and matched with the elastic member 432.

Further preferably, the elastic member 432 is a spring.

In this embodiment, utilize the elasticity function of spring self, realize corresponding round pin axle's fluctuation to eliminate because the assembly difficulty that the machining error of luggage rack locating hole brought, improve the location effect of luggage rack, in addition, be nested cooperation between spring and the round pin axle, thereby make elastic component 432 by the compression or extend the in-process, along the axis direction motion of round pin axle all the time, avoid taking place unilateral skew.

Preferably, as shown in fig. 1 to 11, one end of the middle pin 431 or the end pin 441 nested with the positioning hole is chamfered.

In this embodiment, the end of the middle pin shaft 431 or the end pin shaft 441 nested and matched with the positioning hole is chamfered, so that the difficulty in assembly caused by machining errors of the positioning hole of the luggage rack is further eliminated, and the positioning effect of the luggage rack is improved.

It is further preferred that the middle pins 431 have a cylindrical structure and the end pins 441 have a prismatic structure.

Preferably, as shown in fig. 1 to 11, the middle positioning structure 430 includes a middle bracket 433 connected to the middle pin 431, and the middle bracket 433 is mounted on the bottom plate 420; the end positioning structure 440 includes an end bracket 442 connected to an end pin 441, and the end bracket 442 is mounted to the base plate 420.

In this embodiment, the middle bracket 433 and the end bracket 442 are respectively used as a connecting carrier for the middle hinge pin 431 and the end hinge pin 441, so as to provide a strong support for the luggage rack during the polishing process, thereby improving the polishing effect of the luggage rack.

Preferably, as shown in fig. 1 to 11, a locking structure 450 for fixing the roof rack is provided on the middle bracket 433 or the end bracket 442.

It is further preferred that the locking structure 450 be snap fit with the roof rack.

In this embodiment, through the nested cooperation between round pin axle and the locating hole, realize that the luggage rack is spacing along bottom plate 420 ascending in length direction, it is spacing for the level, mill the joint cooperation between the face through locking structure 450 and luggage rack inboard, realize that the luggage rack is spacing along bottom plate 420 thickness side, it is vertical spacing promptly, thereby make the luggage rack can be accurate, place firmly on frock 400 of polishing, provide the basis for follow-up luggage rack assurance of polishing the precision, and then improve the outward appearance after the luggage rack is polished.

Preferably, as shown in fig. 1 to 11, the locking structure 450 comprises an elbow clamp 451, a tightening rod 452 snap-fitted to the elbow clamp 451, and a compression collet 453 rotationally fitted to the tightening rod 452, wherein the tightening rod 452 is pushed by the elbow clamp 451 to rotate the compression collet 453 so as to compress the inner milling surface of the luggage rack.

It is further preferred that the compression collet 453 be mounted to the middle bracket 433 or the end bracket 442 via a bracket 470.

It is further preferable that one end of the elbow clip 451 is provided with a handle 4511, the other end of the elbow clip 451 is provided with a protrusion 4512, and the protrusion 4512 is snap-fitted with a recess 4521 on the tightening rod 452, wherein one end of the compression collet 453 is provided with a hook 4531, the other end of the compression collet 453 is provided with a U-shaped groove 4532 rotatably fitted with the tightening rod 452, and the rotation shaft 454 is provided in the U-shaped groove 4532.

Preferably, as shown in fig. 1 to 11, a support bracket 460 is provided at one side of the end positioning structure 440, and the support bracket 460 is mounted on the base plate 420.

In this embodiment, through setting up support frame 460, further improve the bearing capacity of frock 400 of polishing when bearing the luggage rack, avoid the luggage rack to take place local bending deformation when polishing to improve the quality of polishing of luggage rack.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An abrading device, comprising:

the chain wheel structure comprises a rack, a chain wheel structure and a motor, wherein the motor is installed on the rack, the output end of the motor drives the chain wheel structure to rotate in the circumferential direction, a station I and a station II are arranged on the chain wheel structure, the station I is positioned at the horizontal section of the chain wheel structure, and the station II is positioned at the switching position of the horizontal section and the arc section of the chain wheel structure;

2. The grinding device of claim 1, wherein a first clamping structure and a second clamping structure are respectively arranged at one side of the first station and the second station, wherein the first clamping structure comprises a first clamping cylinder and a first clamping block connected with an output end of the first clamping cylinder; the second clamping structure comprises a second clamping cylinder and a second clamping block connected with the output end of the second clamping cylinder.

3. The polishing device as claimed in claim 2, wherein a telescopic structure is arranged on one side of the first station and is located below the polishing tool, wherein the telescopic structure comprises a telescopic cylinder and a backup plate connected with an output end of the telescopic cylinder.

4. A dressing apparatus according to claim 1, 2 or 3, wherein the dressing tool comprises: the luggage rack comprises a bottom plate, wherein a middle positioning structure used for positioning the middle part of the luggage rack and an end positioning structure used for positioning the end part of the luggage rack are arranged on the bottom plate, the middle positioning structure comprises a middle pin shaft in nested fit with a middle positioning hole in the luggage rack, the end positioning structure comprises an end pin shaft in nested fit with an upper end positioning hole in the luggage rack, and at least one of the middle pin shaft or the end pin shaft is in floating arrangement.

5. A sanding device as defined in claim 4, wherein the floating intermediate pins or the floating end pins are floated upwardly and downwardly by means of an elastic member, wherein the intermediate pins or the end pins are nested in the elastic member.

6. A sanding device as defined in claim 4, wherein either the middle pin or the end pin is chamfered at an end corresponding to the nesting fit with the middle locating hole or the end locating hole, respectively.

7. A sanding device as defined in claim 4, wherein the central locating structure includes a central bracket connected to the central pin, and the central bracket is mounted to the base plate; the end positioning structure comprises an end support connected with an end pin shaft, and the end support is arranged on the bottom plate.

8. A sanding device as defined in claim 7, wherein a locking structure is provided on either the middle bracket or the end brackets for securing the roof rack, wherein the locking structure is snap-fit to the roof rack.

9. The sander as set forth in claim 8, wherein the locking structure comprises an elbow clamp, a tension bar snap-fit into engagement with the elbow clamp, and a compression collet rotationally engaged with the tension bar, wherein the elbow clamp urges the tension bar to rotate the compression collet to compress the inner milling surface of the roof rack.

10. A sanding device as defined in claim 4, wherein a support bracket is provided on one side of the end positioning structure and is mounted to the base plate.