CN215510266U

CN215510266U - Centering device for white sidewall grinding machine

Info

Publication number: CN215510266U
Application number: CN202122011861.8U
Authority: CN
Inventors: 王兆雷; 张建俊
Original assignee: Sailun Jinyu Group Co Ltd
Current assignee: Sailun Jinyu Group Co Ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-14
Anticipated expiration: 2031-08-25

Abstract

The utility model belongs to the field of white tire side polishing equipment, and particularly discloses a centering device for a white tire side polishing machine, which comprises horizontal sliding components arranged on two sides of a rack of the polishing machine and tire embracing claw devices fixed on the horizontal sliding components, wherein two pairs of tire embracing claw devices are fixed on the horizontal sliding components at intervals, and each pair of tire embracing claw devices are symmetrically arranged along the symmetry axis of the horizontal sliding components. Through setting up two pairs of child claw devices of embracing, make the tire that moves on the conveying roller directly through embracing the child well afterwards, the tire after will centering is maintained well to well fixed position throughout to the horizontal smooth moving assembly and is removed to polisher center department, and simultaneously, another is to embracing the tire claw device then embracing away the tire that polisher center department was polished, carry to ejection of compact roller department, thereby realize synchronous material loading and unloading, the whole process need not the manpower and intervenes, embrace child claw device initiative operation and can not appear only the conveying roller rotates and lead to the uneven card shell situation of atress, and the production efficiency is improved.

Description

Centering device for white sidewall grinding machine

Technical Field

The utility model belongs to the field of white sidewall polishing equipment, and particularly relates to a centering device for a white sidewall polishing machine.

Background

For a special tire requiring white edge grinding on a tire side, after the whole tire is produced, the definition and smoothness of the white edge are increased by manual grinding, patent CN204321764U discloses a tire white edge grinding machine, wherein an uphill conveyor belt device is used for conveying the tire to a primary centering mechanism, the primary centering mechanism conveys the tire to a secondary centering and intermediate rail after centering, the tire is conveyed to a centering device after secondary centering and intermediate rail secondary centering, the tire enters a tire rotary driving device after centering by the centering device again, the tire rotary driving device is used for rotating, vertically adjusting and inflating the tire, a grinding device is used for grinding the white edge of the tire, a dust suction device is used for collecting chips generated by grinding into a dust suction machine set, and a lower tire rail device is used for smoothly unloading the tire after white edge grinding from a host machine device. The edge grinding machine can suck ground 'glue foam' away, so that powder accumulation is avoided, and ignition is prevented; meanwhile, the fonts are polished smoothly and are consistent, and both solid fonts and hollow fonts can be polished; finally, the production efficiency is improved, and the labor intensity of workers is reduced. However, the device needs to be provided with two centering processes of a centering mechanism and a centering device to realize the centering in-place process of the tire, and particularly, at the position of the centering mechanism, the tire and the guide rack can generate larger friction to easily damage the tire, meanwhile, the conveying load of the conveying roller is increased, the tire is easily clamped at the position of the guide rack, and further, the smooth proceeding of the next process is influenced.

Accordingly, further developments and improvements are still needed in the art.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, a centering device for a white sidewall grinder has been proposed. The utility model provides the following technical scheme:

the utility model provides a white child side is made up machine with well device, is including setting up in the horizontal slip subassembly of polisher frame both sides and being fixed in the child claw device of embracing on the horizontal slip subassembly, embrace the child claw device and be fixed with two pairs at the interval on the horizontal slip subassembly, every pair is to embracing the symmetric axis symmetry setting of child claw device along the horizontal slip subassembly.

Further, embrace child claw device including being used for fixed embracing the child arm embrace the child seat, be used for well centering the embracing child arm of tire and be used for the drive to embrace the child arm and embrace the rotary driving mechanism of child, embrace child arm rotation and connect in embracing on the child seat, embrace the child seat and be fixed in horizontal slip subassembly on embracing the horizontal slip subassembly of child arm below, rotary driving mechanism is fixed in and embraces on the horizontal slip subassembly of child arm below.

Further, embrace the child seat and embrace the child arm and pass through the rotation of rotation axis and be connected, every is embraced and is provided with two rotatory holes that are used for installing the rotation axis on the child seat, all has cup jointed on the rotation axis in every rotatory hole and has changeed the tooth, and two adjacent commentaries on classics tooth meshing are connected and are driven two adjacent rotation axis antiport.

Furthermore, the rotary driving mechanism comprises a driving cylinder arranged on the horizontal sliding assembly and a driving connecting rod used for transmitting driving displacement to the rotating shaft, and the driving connecting rod is hinged between the driving cylinder and the rotating shaft.

Further, the driving connecting rod comprises a first connecting rod and a second connecting rod, the first connecting rod is used for being connected with the rotating shaft, the second connecting rod is used for being connected with the two opposite tire embracing claw devices, two ends of the second connecting rod are respectively hinged to one end of the first connecting rod, the other end of the first connecting rod is fixedly connected with the rotating shaft, and the driving cylinder is hinged to the first connecting rod of one side tire embracing claw device.

Further, it is provided with the roller that is used for protecting the tire to hold child arm tip, the roller perpendicular to is held child arm swivelling joint and is held child arm free end tip.

Further, the roller is a nylon roller.

Further, the horizontal sliding assembly comprises a sliding frame used for fixing the tire holding claw device, a fixing frame used for supporting the sliding frame and a push-pull air cylinder used for driving the sliding frame to slide on the fixing frame, the fixing frame is fixedly connected to two sides of the grinding machine frame, the sliding frame is connected above the fixing frame in a sliding mode, the push-pull air cylinder is fixed on the grinding machine frame, and the output end of the push-pull air cylinder is hinged to the sliding frame.

Furthermore, a slide rail is fixed at the top of the fixing frame, a slide block matched with the slide rail is fixed at the bottom of the corresponding sliding frame, and the slide block is connected with the slide rail in a sliding manner.

Furthermore, a plurality of sliding blocks are coaxially fixed at the bottom of the sliding frame.

Has the advantages that:

1. the tire holding centering action is executed on the tire by arranging two pairs of tire holding claw devices in cooperation with the horizontal sliding assembly to move, so that the tire moving to the conveying roller is centered after directly passing through the tire holding device, the centered tire is always kept to be moved to the center of the grinding machine through the horizontal sliding assembly, meanwhile, the other pair of tire holding claw devices hold away the tire which is well ground at the center of the grinding machine and convey the tire to the discharging roller barrel, and therefore synchronous feeding and discharging are achieved, manpower intervention is not needed in the whole process, the clamping condition that stress is uneven due to the rotation of the conveying roller only can not occur in the active operation of the tire holding claw devices, and the production efficiency is improved;

2. by arranging the roller, the rigid contact between the tire and the tire holding arm is avoided, the tire is effectively protected from being damaged, and the nylon material has good wear resistance and shock absorption;

3. through setting up the shorter slider of a plurality of sizes, reduce the area of contact between carriage and the mount to reduce friction and gravity, alleviate push-and-pull cylinder's push-and-pull pressure, prolong the life of push-and-pull cylinder and slide rail.

Drawings

FIG. 1 is a schematic view of a centering device for a white sidewall grinder according to an embodiment of the present invention;

FIG. 2 is a schematic left-side view of a centering device for a white sidewall grinder according to an embodiment of the present invention;

FIG. 3 is a schematic view of a rotary drive mechanism in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a tire embracing claw device in an embodiment of the present invention;

in the drawings: 100. a tire embracing claw device; 110. a tire embracing seat; 120. a tire embracing arm; 121. a roller; 130. a rotating shaft; 131. rotating the teeth; 140. a rotation driving mechanism; 141. a driving cylinder; 142. a first link; 143. a second link; 200. a horizontal sliding assembly; 210. a carriage; 211. a slider; 220. a fixed mount; 221. a slide rail.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.

As shown in fig. 1 to 4, the centering device for the white sidewall grinder comprises horizontal sliding assemblies 200 arranged on two sides of a grinder frame and tire embracing claw devices 100 fixed on the horizontal sliding assemblies 200, wherein two pairs of tire embracing claw devices 100 are fixed on the horizontal sliding assemblies 200 at intervals, and each pair of tire embracing claw devices 100 are symmetrically arranged along the symmetry axis of the horizontal sliding assemblies 200. Through setting up two pairs of child claw devices 100 of embracing, cooperation horizontal slip subassembly 200 removes to the tire execution embraces the child and decides the action well, make the tire that moves on the conveying roller directly through embracing the child well afterwards, the tire after will deciding well is maintained all the time to well position removal to polisher center department through horizontal slip subassembly 200, and simultaneously, another is to embracing child claw device 100 and then embracing away the tire that polisher center department was polished, carry to ejection of compact roller 121 department, thereby realize synchronous material loading and unloading, the overall process need not the manpower and intervenes, embrace child claw device 100 initiative operation and can not appear only the conveying roller rotates and lead to the uneven card shell situation of atress, and the production efficiency is improved.

Further, the tire embracing claw device 100 includes a tire embracing seat 110 for fixing the tire embracing arm 120, a tire embracing arm 120 for centering the tire, and a rotation driving mechanism 140 for driving the tire embracing arm 120 to embrace the tire, the tire embracing arm 120 is rotatably connected to the tire embracing seat 110, the tire embracing seat 110 is fixed on the horizontal sliding assembly 200, and the rotation driving mechanism 140 is fixed on the horizontal sliding assembly 200 below the tire embracing arm 120.

Further, the tire embracing seat 110 and the tire embracing arm 120 are rotatably connected through the rotating shaft 130, each tire embracing seat 110 is provided with two rotating holes for installing the rotating shaft 130, the rotating shaft 130 in each rotating hole is sleeved with the rotating teeth 131, and two adjacent rotating teeth 131 are meshed and connected to drive two adjacent rotating shafts 130 to rotate reversely. Through setting up two engaged rotating teeth 131, realize controlling a rotation axis 130 and rotate and just can operate two rotation axis 130 relative motion simultaneously, and then realize two actions that open and shut of embracing child arm 120, rotate simultaneously and ensure the realization of well centering function, cooperate another group of subtend to embrace child claw device 100, realize four claws concentric positioning, therefore horizontal sliding assembly 200 only need move polisher assigned position department and just can guarantee the accurate centering in position of tire.

Further, the rotation driving mechanism 140 includes a driving cylinder 141 mounted on the horizontal sliding assembly 200, and a driving link for transmitting the driving displacement to the rotating shaft 130, and the driving link is hinged between the driving cylinder 141 and the rotating shaft 130.

Further, the driving connecting rod comprises a first connecting rod 142 for connecting the rotating shaft 130 and a second connecting rod 143 for connecting two opposite tire embracing claw devices 100, two ends of the second connecting rod 143 are respectively hinged to one end of the first connecting rod 142, the other end of the first connecting rod 142 is fixedly connected to the rotating shaft 130, and the driving cylinder 141 is hinged to the first connecting rod 142 of one side tire embracing claw device 100. The first connecting rod 142 hinged to the end part of the extending rod is driven to rotate by the extension of the extending rod of the driving cylinder 141, so that the rotating shaft 130 and the second connecting rod 143 hinged to the two ends of the first connecting rod 142 are driven to rotate, the first connecting rod 142 on the other side is driven to rotate while the second connecting rod 143 rotates, the first connecting rod 142 on the other side drives the rotating shaft 130 on the other side to rotate, the rotating shafts 130 on the two sides are driven to rotate by the driving cylinder 141, and the tire embracing claw devices 100 on the two sides are synchronously clamped or loosened.

Further, a roller 121 for protecting the tire is arranged at the end of the tire embracing arm 120, and the roller 121 is perpendicular to the tire embracing arm 120 and is rotatably connected to the end of the free end of the tire embracing arm 120.

Further, the roller 121 is a nylon roller 121. Through setting up roller 121, avoid the tire and embrace the rigid contact of child arm 120, effectively protect the tire not damaged, the nylon material possesses fine wearability and shock attenuation nature.

Further, the horizontal sliding assembly 200 includes a sliding frame 210 for fixing the tire gripping claw device 100, a fixing frame 220 for supporting the sliding frame 210, and a push-pull cylinder for driving the sliding frame 210 to slide on the fixing frame 220, wherein the fixing frame 220 is fixedly connected to two sides of the grinding machine frame, the sliding frame 210 is slidably connected above the fixing frame 220, the push-pull cylinder is fixed on the grinding machine frame, and an output end of the push-pull cylinder is hinged to the sliding frame 210.

Further, a slide rail 221 is fixed at the top of the fixing frame 220, a slide block 211 matched with the slide rail 221 is fixed at the bottom of the corresponding slide frame 210, and the slide block 211 is slidably connected with the slide rail 221.

Further, a plurality of sliding blocks 211 are coaxially fixed at the bottom of the sliding frame 210. Specifically, three short-length sliders 211 are arranged at the bottom of each side of the sliding frame 210 and located on two sides and the center respectively, and the contact area between the sliding frame 210 and the fixed frame 220 is reduced by arranging the plurality of short-length sliders 211, so that friction and gravity are reduced, the push-pull pressure of the push-pull air cylinder is reduced, and the service lives of the push-pull air cylinder and the sliding rail 221 are prolonged.

The present invention has been described in detail, and it should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

Claims

1. The centering device for the white sidewall grinding machine is characterized by comprising horizontal sliding assemblies arranged on two sides of a grinding machine frame and tire embracing claw devices fixed on the horizontal sliding assemblies, wherein two pairs of tire embracing claw devices are fixed on the horizontal sliding assemblies at intervals, and each pair of tire embracing claw devices are symmetrically arranged along the symmetry axis of the horizontal sliding assemblies.

2. The centering device for the white sidewall grinding machine as claimed in claim 1, wherein the tire embracing claw device comprises a tire embracing seat for fixing the tire embracing arm, a tire embracing arm for centering the tire, and a rotary driving mechanism for driving the tire embracing arm to embrace the tire, the tire embracing arm is rotatably connected to the tire embracing seat, the tire embracing seat is fixed on the horizontal sliding assembly, and the rotary driving mechanism is fixed on the horizontal sliding assembly below the tire embracing arm.

3. The centering device for the white sidewall grinding machine as claimed in claim 2, wherein the tire embracing seat is rotatably connected with the tire embracing arm through a rotating shaft, each tire embracing seat is provided with two rotating holes for mounting the rotating shaft, the rotating shaft in each rotating hole is sleeved with a rotating tooth, and two adjacent rotating teeth are meshed and connected to drive two adjacent rotating shafts to rotate reversely.

4. A centering device for a white sidewall grinder as set forth in claim 3, wherein said rotary drive mechanism comprises a drive cylinder mounted on the horizontal slide assembly and a drive link for transmitting the drive displacement to the rotary shaft, said drive link being hinged between the drive cylinder and the rotary shaft.

5. The centering device for the white sidewall grinding machine as claimed in claim 4, wherein the driving connecting rod comprises a first connecting rod for connecting the rotating shaft and a second connecting rod for connecting two opposite tire embracing claw devices, two ends of the second connecting rod are respectively hinged with one end of the first connecting rod, the other end of the first connecting rod is fixedly connected with the rotating shaft, and the driving cylinder is hinged on the first connecting rod of one sidewall embracing claw device.

6. The centering device for the white sidewall grinding machine as claimed in claim 2, wherein the end of the tire embracing arm is provided with a roller for protecting the tire, and the roller is rotatably connected to the end of the free end of the tire embracing arm perpendicular to the tire embracing arm.

7. A centering device for a white sidewall grinder as set forth in claim 6, wherein said roller is a nylon roller.

8. The centering device for the white sidewall grinder as claimed in claim 1, wherein the horizontal sliding assembly comprises a sliding frame for fixing the gripper device, a fixing frame for supporting the sliding frame, and a push-pull cylinder for driving the sliding frame to slide on the fixing frame, the fixing frame is fixedly connected to two sides of the grinder frame, the sliding frame is slidably connected above the fixing frame, the push-pull cylinder is fixed on the grinder frame, and the output end of the push-pull cylinder is hinged to the sliding frame.

9. The centering device for a white sidewall grinder as set forth in claim 8, wherein a slide rail is fixed on the top of the fixing frame, and a slide block matching with the slide rail is fixed on the bottom of the sliding frame, and the slide block is slidably connected with the slide rail.

10. The centering device for a white sidewall grinder as set forth in claim 9, wherein a plurality of slides are coaxially secured to the bottom of said carriage.