CN115194622A

CN115194622A - Tire polisher

Info

Publication number: CN115194622A
Application number: CN202210772521.3A
Authority: CN
Inventors: 王�锋; 战浩; 吕建强
Original assignee: Shandong Linglong Tyre Co Ltd
Current assignee: Shandong Linglong Tyre Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-18

Abstract

The invention relates to a tire sander, which comprises a clamping part, a tire crown sanding part, a tire shoulder sanding part and a tire side sanding part, wherein the clamping part is arranged on the tire crown sanding part; the two clamping parts are arranged, the axes are positioned on the same straight line, one side surface is arranged in a right-facing way, and the minimum distance between the right-facing sides can be adjusted so as to respectively clamp and fix the two opposite ends of the hub of the wheel; each clamping part is adjustable in height in the vertical direction and can rotate; the tire crown polishing part is arranged below the clamping part, is adjustable in height in the vertical direction and can polish the tire crown of the tire of the wheel; the two tire shoulder polishing parts are obliquely arranged above the two clamping parts respectively, the heights of the two tire shoulder polishing parts in the vertical direction can be adjusted respectively, and the two tire shoulders of the tire can be polished respectively; the side wall polishing portions are two, are respectively arranged below the two clamping portions, one side face is opposite to the setting, the minimum distance between the two sides is adjustable, the height in the vertical direction is adjustable respectively, and two side walls of the tire can be polished respectively.

Description

Tire polisher

Technical Field

The invention relates to the technical field of tire polishing equipment, in particular to a tire polisher.

Background

After the wheel is assembled, the tire bead on the tire surface of the wheel needs to be polished so that the wheel can meet the delivery conditions and relevant specification requirements. The tire polishing process is mainly completed manually, time and labor are wasted, and the polishing effect cannot be guaranteed. Gradually, a tire grinding machine is produced, and the tire grinding machine can effectively improve the grinding efficiency of tires and accelerate the production beat.

However, when the conventional tire sander polishes the tire of the wheel, the polishing effect is not good, and the requirements of an actual production line cannot be met.

Disclosure of Invention

The invention provides a tire sander, which aims to solve the problem that when a traditional tire sander polishes a tire of a wheel, the polishing effect is poor.

The tire buffing machine provided for realizing the purpose of the invention comprises a clamping part, a tire crown buffing part, a tire shoulder buffing part and a tire side buffing part;

the two clamping parts are arranged, the axes are positioned on the same straight line, one side surface is arranged in a right-facing way, and the minimum distance between the right-facing sides can be adjusted so as to respectively clamp and fix the two opposite ends of the hub of the wheel; each clamping part is adjustable in height in the vertical direction and can rotate;

the tire crown polishing part is arranged below the clamping part, is adjustable in height in the vertical direction and can polish the tire crown of the tire of the wheel;

the two tire shoulder polishing parts are obliquely arranged above the two clamping parts respectively, the heights of the two tire shoulder polishing parts in the vertical direction can be adjusted respectively, and two tire shoulders of the tire can be polished respectively;

the tire side polishing portions are two and are respectively arranged below the two clamping portions, one side face of the tire side polishing portion is opposite to the side face of the tire side polishing portion, the minimum distance between the two opposite sides is adjustable, the height in the vertical direction is adjustable respectively, and two tire sides of a tire can be polished respectively.

In some of these embodiments, the crown buffing section comprises a buffing roller;

the axis of the grinding roller is parallel to the axis of the clamping part;

each shoulder buffing portion includes a first buffing pad;

the plane of the first polishing sheet and the axis of the clamping part form a first preset included angle; the planes of the first grinding plates of the two shoulder grinding parts form a second preset included angle;

each sidewall buffing portion includes a second buffing pad;

the plane of the second polishing piece is vertical to the axis of the clamping part; one side of the second polishing sheets of the two sidewall polishing parts is arranged right opposite to each other.

In some of these specific embodiments, the crown buffing section further comprises a support frame;

the two opposite ends of the top of the supporting frame are respectively and rotatably connected with the two opposite ends of the polishing roller;

each tire shoulder grinding part further comprises a first accommodating groove and a first driving motor;

the first accommodating groove is hollow, and one side of the first accommodating groove is of an opening structure;

one side of the first polishing sheet is arranged in the first accommodating groove, and the other side of the first polishing sheet extends to the outside of the first accommodating groove through the side opening of the first accommodating groove;

the first driving motor is fixed on the top surface of the first accommodating groove, and the output shaft penetrates through the top surface of the first accommodating groove and extends into the first accommodating groove; an output shaft of the first driving motor is fixedly connected with the middle part of the first grinding plate;

each side wall polishing part also comprises a second accommodating groove and a second driving motor;

the second accommodating groove is hollow, and the top side of the second accommodating groove is of an opening structure;

the bottom side of the second polishing sheet is arranged in the second accommodating groove, and the top side of the second polishing sheet extends to the outside of the second accommodating groove through the top opening of the second accommodating groove;

the second driving motor is fixed on one side surface outside the first accommodating groove, and the output shaft penetrates through the side wall of the first accommodating groove and extends into the second accommodating groove; an output shaft of the second driving motor is fixedly connected with the middle part of the second polishing sheet.

In some specific embodiments, the device further comprises a first height adjusting mechanism;

the first height adjusting mechanism is arranged on one common side of the two clamping parts;

the first height adjusting mechanism comprises a third driving motor, a first transmission rod, a second transmission rod, a third transmission rod and a fourth transmission rod;

an output shaft of the third driving motor is fixedly connected with one end of the first transmission rod;

one end of the second transmission rod is rotationally connected with one end of the first transmission rod, which is far away from the third driving motor;

the third transmission rod is of a V-shaped structure, one end of the third transmission rod is rotatably connected with one end of the second transmission rod, which is far away from the first transmission rod, and the other end of the third transmission rod is fixedly connected with one end of the fourth transmission rod;

and a crown polishing part is fixed at one end of the fourth transmission rod, which is far away from the third transmission rod.

In some specific embodiments, the device further comprises a second height adjusting mechanism;

the two second height adjusting mechanisms are arranged on the other common side of the two clamping parts and are opposite to each other;

each second height adjusting mechanism comprises a first screw, a first guide rod, a first moving block and a fourth driving motor;

the axis of the first screw is vertically arranged;

the number of the first guide rods is two, the two first guide rods are respectively arranged on two sides of the first guide rod, and the axes of the two first guide rods are vertically arranged;

the middle part of the first moving block is sleeved on the first screw rod, and the two opposite ends of the first moving block are respectively sleeved on the two first guide rods;

the axis of the fourth driving motor is vertically arranged, and the output shaft is arranged downwards; an output shaft of the fourth driving motor is fixedly connected with the top end of the first screw rod;

one end of the first moving block of one of the second height adjusting mechanisms is fixed with a tire shoulder grinding part, and one end of the first moving block of the other second height adjusting mechanism is fixed with the other tire shoulder grinding part.

In some of these embodiments, a third height adjustment mechanism is also included;

the two third height adjusting mechanisms are arranged on the same side of the two clamping parts;

each third height adjusting mechanism comprises a fifth driving motor, a fifth transmission rod, a sixth transmission rod, a seventh transmission rod and an eighth transmission rod;

an output shaft of the fifth driving motor is fixedly connected with one end of the fifth transmission rod;

one end of the sixth transmission rod is rotatably connected with one end, far away from the fifth driving motor, of the fifth transmission rod;

the seventh transmission rod is of a V-shaped structure, one end of the seventh transmission rod is rotatably connected with one end of the sixth transmission rod, which is far away from the fifth transmission rod, and the other end of the seventh transmission rod is fixedly connected with one end of the eighth transmission rod;

one side wall polishing part is fixed on the eighth transmission rod of one of the third height adjusting mechanisms, and the other side wall polishing part is fixed on the eighth transmission rod of the other third height adjusting mechanism.

In some of these specific embodiments, each third height adjustment mechanism further comprises a first protective shell;

the first protective shell cover is arranged outside the fifth driving motor, the fifth transmission rod, the sixth transmission rod and the seventh transmission rod;

one side surface of the first protective shell of the two third height adjusting mechanisms is arranged opposite to each other, and the opposite sides can move in opposite directions or move back to back;

the first height adjusting mechanism further comprises a second protective shell;

the second protective shell is arranged between the first protective shells of the two third height adjusting mechanisms, and the cover is arranged outside the third driving motor, the first transmission rod, the second transmission rod and the third transmission rod and can move towards the first protective shell of any one third height adjusting mechanism.

In some of these embodiments, a position adjustment mechanism is also included;

the two position adjusting mechanisms are respectively arranged on the opposite sides of the two clamping parts;

each position adjusting mechanism comprises a second screw, a second guide rod, a second moving block, a sixth driving motor, a seventh driving motor and a first driving cylinder;

the axis of the second screw rod is vertically arranged;

the two second guide rods are respectively arranged at two sides of the second guide rod, and the axes of the two second guide rods are vertically arranged;

the middle part of the second moving block is sleeved on the second screw rod, and the two opposite ends of the second moving block are respectively sleeved on the two second guide rods;

the axis of the sixth driving motor is vertically arranged, and the output shaft is arranged downwards; an output shaft of the sixth driving motor is fixedly connected with the top end of the second screw rod;

the axis of the seventh driving motor and the axis of the clamping part are positioned on the same straight line, the output shaft extends towards the clamping part, and the shell is fixed on the second moving block;

the axis of the first driving cylinder and the axis of the clamping part are located on the same straight line, and the cylinder barrel is fixedly connected with an output shaft of the seventh driving motor;

the output shaft of the first driving cylinder of one position adjusting mechanism is fixedly connected with one clamping part, and the output shaft of the first driving cylinder of the other position adjusting mechanism is fixedly connected with the other clamping part.

In some specific embodiments, each clamping part comprises a supporting seat, a second driving cylinder, an adjusting part and a telescopic assembly;

the supporting seat is of a cylindrical structure;

the second driving cylinder is arranged in the supporting seat, and the axis of the second driving cylinder and the axis of the first driving cylinder are in the same straight line;

the adjusting part is of a cone structure, the axis of the adjusting part and the axis of the second driving cylinder are located on the same straight line, and one end of the adjusting part is fixedly connected with the output shaft of the second driving cylinder;

the plurality of telescopic assemblies are arranged, one end of each telescopic assembly is arranged in the supporting seat and is abutted against the side wall of the adjusting part, and the other end of each telescopic assembly penetrates through the side wall of the supporting seat and extends to the outside of the supporting seat;

one side surface of the supporting seat of one clamping part is fixedly connected with the output shaft of the first driving cylinder of one position adjusting mechanism, and one side surface of the supporting seat of the other clamping part is fixedly connected with the output shaft of the first driving cylinder of the other position adjusting mechanism.

In some embodiments, a PLC is also included;

the PLC is respectively connected with the first height adjusting mechanism, the second height adjusting mechanism, the third height adjusting mechanism, the position adjusting mechanism and the clamping part.

The invention has the beneficial effects that: the tire sander of the invention is provided with the clamping parts, and the two clamping parts can move oppositely to clamp and fix the wheel hub of the wheel. The two clamping portions can also be moved away from each other to release the hub of the wheel. The crown buffing section is capable of buffing a crown of a tire of a wheel. The tire shoulder polishing portions arranged obliquely can polish two tire shoulders of the tire respectively, and the two tire side polishing portions can polish two tire sides of the tire respectively. The tire crown polishing part, the tire shoulder polishing part and the tire side polishing part are matched, the surface of the tire can be polished in a plurality of directions, the polishing efficiency of the tire is effectively improved, the polishing effect of the tire is effectively improved, and the requirement of an operating line is met. Each of the grip portions is adjustable in height in the vertical direction, so that the wheel fixed to the grip portion is adjustable in height in the vertical direction. Two clamping parts all can rotate or all can rotate along clockwise along anticlockwise to drive the wheel and rotate along self circumference. The height of the tire crown polishing part in the vertical direction can be adjusted, so that the acting force of the tire crown polishing part on the tire crown of the tire can be adjusted, and the polishing degree of the tire crown can be effectively adjusted. The height of each tire shoulder polishing part in the vertical direction can be adjusted respectively, so that the acting force of the two tire shoulder polishing parts acting on the two tire shoulders of the tire can be adjusted respectively, and the polishing degree of the two tire shoulders can be effectively adjusted. The minimum interval between just inclining of two side wall polishing portions is adjustable to make the effort that two side wall polishing portions were used in on two side walls of tire can adjust respectively, and then adjust the degree of polishing to two side walls effectively. The grinding effect is further improved by adjusting the grinding degree. In addition, the height of each sidewall buffing portion in the vertical direction is respectively adjustable, so that the two sidewall buffing portions can buff a plurality of positions of the two sidewalls.

Drawings

FIG. 1 is a schematic structural view of some embodiments of a tire buffing machine of the present invention;

FIG. 2 is a schematic diagram of the combined structure of some embodiments of the clamping portion, crown buffing portion, shoulder buffing portion and sidewall buffing portion of the tire buffing machine shown in FIG. 1;

FIG. 3 is a schematic view of the combination of some embodiments of the first height adjustment mechanism and the crown buffing section of the tire buffing machine of FIG. 1;

FIG. 4 is a schematic view of the combination of a first height adjustment mechanism and another embodiment of the crown buffing section of the tire buffing machine of FIG. 1;

FIG. 5 is a schematic diagram of a combination of some embodiments of a second height adjustment mechanism and shoulder sanding portion in the tire buffing machine of FIG. 1;

FIG. 6 is a schematic view of a combination of some embodiments of a third height adjustment mechanism and a sidewall buffing section in the tire buffing machine of FIG. 1;

FIG. 7 is a schematic view of a combination of some embodiments of a position adjustment mechanism and a clamping portion of the tire buffing machine of FIG. 1;

fig. 8 is a schematic view of a combination of some embodiments of the second driving cylinder, the adjusting part and the telescopic assembly in the clamping part shown in fig. 7.

In the figure, 110, the clamping part; 111. a supporting base; 112. a second driving cylinder; 113. an adjustment section; 114. a telescoping assembly; 120. a crown polishing part; 121. grinding a roller; 122. a support frame; 130. a tire shoulder polishing part; 131. a first abrasive sheet; 132. a first accommodating groove; 133. a first drive motor; 140. a sidewall polishing section; 141. a second polishing sheet; 142. a second accommodating groove; 143. a second drive motor; 150. a first height adjustment mechanism; 151. a third drive motor; 152. a first drive lever; 153. a second transmission rod; 154. a third transmission rod; 155. a fourth transmission rod; 156. a second protective shell; 157. a balance spring; 158. a fixed seat; 160. a second height adjustment mechanism; 161. a first screw; 162. a first guide bar; 163. a first moving block; 164. a fourth drive motor; 165. a first mounting seat; 166. a first lock nut; 170. a third height adjustment mechanism; 171. an eighth transmission rod; 172. a first protective shell; 180. a position adjustment mechanism; 181. a second screw; 182. a second guide bar; 183. a second moving block; 184. a sixth drive motor; 185. a seventh drive motor; 186. a first driving cylinder; 187. a second mounting seat; 188. a second lock nut; 190. a base; 191. a guide rail; 200. and (4) a wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention or for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "secured," "engaged," "hinged," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, a tire buffing machine includes a clamping portion 110, a crown buffing portion 120, a shoulder buffing portion 130 and a sidewall buffing portion 140. The number of the clamping parts 110 is two, the axes are located on the same straight line, and one side face of each clamping part is arranged oppositely. The minimum interval between the facing sides of the two clamping portions 110 is adjustable to clamp the opposite ends of the hub of the fixed wheel 200, respectively. Each of the clamping portions 110 is adjustable in height in the vertical direction and is rotatable. The crown polishing part 120 is arranged below the clamping part 110, is adjustable in height in the vertical direction, and can polish the crown of the tire of the wheel 200. The two shoulder grinding portions 130 are obliquely arranged above the two clamping portions 110 respectively, the height in the vertical direction can be adjusted respectively, and the two shoulders of the tire can be ground respectively. The number of the sidewall polishing portions 140 is two, and the sidewall polishing portions are respectively disposed below the two clamping portions 110, and one side of the sidewall polishing portions is opposite to the other side. The minimum distance between the facing sides of the two sidewall sanding portions 140 is adjustable. The height of each sidewall polishing portion 140 in the vertical direction is adjustable, and the two sidewalls of the tire can be polished respectively.

In this embodiment, the two clamping portions 110 can move towards each other to clamp the hub of the fixed wheel 200. The two clamps 110 can also be moved away from each other to release the hub of the wheel 200. The crown buffing section 120 is capable of buffing the crown of the tire of the wheel 200. It should be noted that the shoulders of the tire will be angled with respect to the axis of the tire. The two tire shoulders of the tire can be respectively ground by the two tire shoulder grinding parts 130 which are obliquely arranged, and the two tire side grinding parts 140 can be respectively used for grinding the two tire sides of the tire. The crown polishing part 120, the shoulder polishing part 130 and the sidewall polishing part 140 are matched, the surface of the tire can be polished in a plurality of directions, the polishing efficiency of the tire is effectively improved, the polishing effect of the tire is effectively improved, and the requirement of a working line is met. Specifically, the height of each grip 110 in the vertical direction is adjustable, so that the height of the wheel 200 fixed to the grip 110 in the vertical direction is adjustable. Both the clamping portions 110 can rotate in the counterclockwise direction or can rotate in the clockwise direction to drive the wheel 200 to rotate in the circumferential direction of itself. The height of the crown polishing part 120 in the vertical direction can be adjusted, so that the acting force of the crown polishing part 120 acting on the crown of the tire can be adjusted, and the polishing degree of the crown can be effectively adjusted. The height of each shoulder grinding portion 130 in the vertical direction can be adjusted respectively, so that the acting force of the two shoulder grinding portions 130 acting on the two shoulders of the tire can be adjusted respectively, and the grinding degree of the two shoulders can be effectively adjusted. Two side wall polishing portions 140 just can be adjusted to the minimum interval between the side to make two side wall polishing portions 140 act on the effort of two side walls of tire can adjust respectively, and then adjust the degree of polishing to two side walls effectively. The grinding effect is further improved by adjusting the grinding degree. In addition, the height of each sidewall buffing portion 140 in the vertical direction is respectively adjustable, so that two sidewall buffing portions 140 can buff a plurality of positions of two sidewalls. As a whole, the grip 110 is vertically adjustable in height, each shoulder buffing 130 is adjustable in height relative to the grip 110, each sidewall buffing 140 is adjustable in height relative to the grip 110, and the crown buffing 120 is adjustable in height relative to the grip 110.

One of the uses of a tire buffing machine: the wheel 200 is fixed using the two clamping portions 110, and then the height of the wheel 200 in the vertical direction is adjusted. Thereafter, the heights of the crown buffed portion 120, the shoulder buffed portions 130, and the sidewall buffed portions 140 in the vertical direction are adjusted, and the minimum distance between the facing sides of the two sidewall buffed portions 140 is adjusted. Finally, the two clamping portions 110 are rotated. During the rotation of the tire driven by the clamping portion 110, the height of the crown buffing portion 120 in the vertical direction, the height of the shoulder buffing portion 130 in the vertical direction, the height of the sidewall buffing portion 140 in the vertical direction and the minimum distance between the opposite sides of the two sidewall buffing portions 140 are not changed. After polishing, the heights of the crown polishing part 120, the shoulder polishing part 130 and the sidewall polishing part 140 in the vertical direction are adjusted, the distance between the opposite sides of the two sidewall polishing parts 140 is adjusted, then the height of the wheel 200 in the vertical direction is adjusted, and finally the distance between the opposite sides of the two clamping parts 110 is adjusted, so that the wheel 200 can be taken down.

Another use case of a tyre grinding machine: the wheel 200 is fixed using the two clamping portions 110, and then the height of the wheel 200 in the vertical direction is adjusted. Thereafter, the two clamping portions 110 are rotated. While the tire is rotated by the clamping portion 110, the heights of the crown buff portion 120, the shoulder buff portion 130, and the sidewall buff portion 140 in the vertical direction are constantly adjusted, and the minimum distance between the facing sides of the two sidewall buff portions 140 is adjusted. After polishing, the heights of the crown polishing part 120, the shoulder polishing part 130 and the sidewall polishing part 140 in the vertical direction are adjusted, the distance between the opposite sides of the two sidewall polishing parts 140 is adjusted, then the height of the wheel 200 in the vertical direction is adjusted, and finally the distance between the opposite sides of the two clamping parts 110 is adjusted, so that the wheel 200 can be taken down.

Referring to fig. 1, 3, 5 and 6, in some embodiments of the invention, the crown burnish 120 comprises a burnishing roller 121, the axis of the burnishing roller 121 and the axis of the nip 110 being parallel to one another. The height of the axis of the grinding roller 121 in the vertical direction is adjustable, so that the grinding roller 121 can grind the crown of the tire well. Specifically, the grinding roller 121 may be a silicon carbide grinding roller 121. Each shoulder sanding part 130 includes a first sanding plate 131, the first sanding plate 131 lying in a plane making a first predetermined angle with the axis of the clamping part 110. The planes of the first abrasive segments 131 of the two shoulder sanding parts 130 form a second preset included angle. Specifically, the first grinding wheel 131 may be a silicon carbide grinding wheel. The first preset included angle is 30-60 degrees, and the second preset included angle is 60-120 degrees. The height of the first grinding plate 131 of each shoulder sanding part 130 in the vertical direction is adjustable so that the first grinding plate 131 can well sand the shoulder of the tire. Each sidewall sanding portion 140 includes a second polishing pad 141, the second polishing pad 141 lying in a plane mutually perpendicular to the axis of the gripping portion 110. One side of the second polishing sheet 141 of the two sidewall polishing portions 140 is arranged right opposite to each other, and the distance between the right opposite sides is adjustable, so that the second polishing sheet 141 can polish the sidewall of the tire well. The height of the second polishing pad 141 of each sidewall polishing portion 140 in the vertical direction is adjustable, so that the second polishing pad 141 can polish a plurality of positions of the sidewall, contributing to improvement of the polishing effect. Specifically, the second polishing pad 141 may be a silicon carbide grinding wheel.

In some embodiments of the present invention, the crown grinding section 120 further includes a supporting frame 122, and opposite ends of the top of the supporting frame 122 are rotatably connected to opposite ends of the grinding roller 121. Specifically, the supporting frame 122 is a "U" shaped structure, and opposite ends of the grinding roller 121 are rotatably connected to opposite ends of the top of the supporting frame 122 through bearings, respectively. Adopt the carriage 122 to support the grinding roller 121 of polishing, can reduce the weight of the portion 120 of polishing of hat effectively for the light-weighted design has been realized to the portion 120 of polishing of hat, and then is favorable to controlling the spatial position of the portion 120 of polishing of hat, the guarantee effect of polishing. It should be noted that the grinding roller 121 rotates around its axis under the driving of the tire during the grinding of the crown of the tire. Each shoulder sanding part 130 further includes a first receiving groove 132 and a first driving motor 133. The first receiving groove 132 is hollow, and has an opening structure at one side. One side of the first polishing pad 131 is disposed in the first receiving groove 132, and the other side thereof extends to the outside of the first receiving groove 132 through the side opening of the first receiving groove 132. The portion of the first grinding plate 131 extending out of the first receiving groove 132 can grind the shoulder of the tire. The first driving motor 133 is fixed to the top surface of the first receiving groove 132, and the output shaft extends into the first receiving groove 132 through the top surface of the first receiving groove 132. The output shaft of the first driving motor 133 is fixedly connected to the middle portion of the first polishing plate 131, and can drive the first polishing plate 131 to rotate. Each of the sidewall sanding portions 140 further includes a second container groove 142 and a second driving motor 143. The second receiving groove 142 is hollow, and the top side is an opening structure. The bottom side of the second polishing pad 141 is disposed in the second receiving groove 142, and the top side extends to the outside of the second receiving groove 142 through the top opening of the second receiving groove 142. The portion of the second grinding plate 141 extending out of the second receiving groove 142 can grind the sidewall of the tire. The second driving motor 143 is fixed to a side surface outside the first receiving groove 132, and the output shaft extends into the second receiving groove 142 through a side wall of the first receiving groove 132. An output shaft of the second driving motor 143 is fixedly connected to a middle portion of the second polishing plate 141, and can drive the second polishing plate 141 to rotate.

Referring to fig. 1 and 4, in some embodiments of the invention, the tire buffing machine further includes a first height adjustment mechanism 150, the first height adjustment mechanism 150 being capable of adjusting the height of the crown buffing section 120 in the vertical direction. Specifically, the first height adjusting mechanism 150 is one and is disposed on a common side of the two clamping portions 110. The first height adjusting mechanism 150 includes a third driving motor 151, a first driving lever 152, a second driving lever 153, a third driving lever 154, and a fourth driving lever 155. An output shaft of the third driving motor 151 is fixedly connected to one end of the first transmission rod 152. One end of the second transmission rod 153 is rotatably connected to one end of the first transmission rod 152 remote from the third driving motor 151. The third driving rod 154 has a V-shaped structure, one end of which is rotatably connected to an end of the second driving rod 153 away from the first driving rod 152, and the other end of which is fixedly connected to an end of the fourth driving rod 155. One end of the fourth transmission rod 155 far away from the third transmission rod 154 is fixedly connected with the bottom of the supporting frame 122 of the crown grinding part 120. The third driving motor 151 can drive the first driving rod 152 to rotate, and then drive one end of the fourth driving rod 155 close to the third driving rod 154 to move upwards or downwards through the second driving rod 153 and the third driving rod 154, so that one end of the fourth driving rod 155 far from the third driving rod 154 moves upwards or downwards, and the height of the whole crown polishing portion 120 in the vertical direction can be adjusted.

Referring to fig. 1 and 5, in some embodiments of the present invention, the tire buffing machine further includes two second height adjustment mechanisms 160, and the two second height adjustment mechanisms 160 allow the heights of the two shoulder buffing portions 130 in the vertical direction to be respectively adjustable. Specifically, the two second height adjusting mechanisms 160 are disposed on the other side of the two clamping portions 110, and are opposite to each other. Each of the second height adjustment mechanisms 160 includes a first screw 161, a first guide bar 162, a first moving block 163, a fourth driving motor 164, a first mounting seat 165, and a first lock nut 166. Wherein the axis of the first screw 161 is vertically disposed. First guide bar 162 is two, locates the both sides of first guide bar 162 respectively, and the equal vertical setting of axis. The first moving block 163 is sleeved on the first screw 161 at the middle portion thereof, and is sleeved on the two first guide rods 162 at the opposite ends thereof. The bottoms of the opposite ends of the first mounting base 165 are fixedly connected to the tops of the two first guide rods 162, respectively. The axis of the fourth driving motor 164 is vertically arranged, the output shaft is arranged downwards, the casing is fixed on the top surface of the first mounting seat 165, and the output shaft is fixedly connected with the top end of the first screw 161. The first mounting base 165 can support and fix the fourth driving end motor. First lock nut 166 cover is located on first screw 161, can restrict first movable block 163 spontaneous downstream effectively, has improved the stability in first movable block 163 position, and then has improved the stability in the portion 130 positions of polishing of tire shoulder to the effect of polishing of the tire shoulder of tire has been ensured. One end of the first moving block 163 of one of the second height adjusting mechanisms 160 is fixed with the first receiving groove 132 of one shoulder grinding portion 130, and one end of the first moving block 163 of the other second height adjusting mechanism 160 is fixed with the first receiving groove 132 of the other shoulder grinding portion 130. Note that the first screw 161 is connected to the first moving block 163 through a screw. The fourth driving motor 164 can drive the first screw 161 to rotate, and further drive the first moving block 163 to move up and down along the first guide bar 162, so as to drive the shoulder grinding part 130 to move up and down.

Referring to fig. 1 and 6, in some embodiments of the present invention, the tire buffing machine further includes two third height adjustment mechanisms 170. The two third height adjusting mechanisms 170 make the heights of the two sidewall dressed parts 140 in the vertical direction respectively adjustable. Specifically, the two third height adjusting mechanisms 170 are both disposed on a common side of the two clamping portions 110. Each of the third height adjusting mechanisms 170 includes a fifth driving motor, a fifth driving lever, a sixth driving lever, a seventh driving lever, and an eighth driving lever 171. And an output shaft of the fifth driving motor is fixedly connected with one end of the fifth transmission rod. One end of the sixth transmission rod is rotatably connected with one end, far away from the fifth driving motor, of the fifth transmission rod. The seventh transmission rod is of a V-shaped structure, one end of the seventh transmission rod is rotatably connected with one end of the sixth transmission rod, which is far away from the fifth transmission rod, and the other end of the seventh transmission rod is fixedly connected with one end of the eighth transmission rod 171. The eighth driving rod 171 of one of the third height adjustment mechanisms 170 is fixed with the second receiving groove 142 of one of the sidewall polishing portions 140, and the eighth driving rod 171 of the other third height adjustment mechanism 170 is fixed with the second receiving groove 142 of the other sidewall polishing portion 140. The fifth driving motor can drive the fifth transmission rod to rotate, and further drive one end of the eighth transmission rod 171 close to the seventh transmission rod to move up or down through the sixth transmission rod and the seventh transmission rod, so that one end of the eighth transmission rod 171 far from the seventh transmission rod moves up or down, and the height of the whole sidewall polishing part 140 in the vertical direction can be adjusted. The third height adjustment mechanism 170 is identical to the first height adjustment mechanism 150 in specific structure and operation.

Referring to fig. 3 and 6, in some embodiments of the present invention, each third height adjustment mechanism 170 further includes a first protective shell 172, and the first protective shell 172 covers the fifth driving motor, the fifth transmission rod, the sixth transmission rod and the seventh transmission rod, so as to protect the fifth driving motor, the fifth transmission rod, the sixth transmission rod and the seventh transmission rod. It should be noted that the eighth transmission rod 171 is disposed outside the first protective shell 172. One side of the first protective shell 172 of the two third height adjusting mechanisms 170 is arranged just opposite to each other, and the just opposite sides can move in opposite directions or move back to back, so that the two third height adjusting mechanisms 170 can move in opposite directions or move back to back, and then the two sidewall polishing parts 140 are driven to move in opposite directions or move back to back, and therefore the distance between the just opposite sides of the two sidewall polishing parts 140 can be adjusted. The first height adjusting mechanism 150 further includes a second protective shell 156, the second protective shell 156 is disposed between the first protective shells 172 of the two third height adjusting mechanisms 170, and covers the third driving motor 151, the first transmission rod 152, the second transmission rod 153, and the third transmission rod 154, so as to protect the third driving motor 151, the first transmission rod 152, the second transmission rod 153, and the third transmission rod 154. It should be noted that the fourth transmission rod 155 is disposed outside the second protective shell 156. The second protective shell 156 can move towards the first protective shell 172 of any one of the third height adjusting mechanisms 170, so that the polishing rollers 121 of the crown polishing part 120 fixed on the first height adjusting mechanism 150 can move along the axis of the clamping part 110, and then the crown polishing part 120 can polish a plurality of positions of the crown of the tire, thereby further improving the polishing effect.

In some embodiments of the present invention, the first height adjustment mechanism 150 further comprises a fixed seat 158 and a counter spring 157. The fixing base 158 is fixed to the upper portion of the second protection shell 156, the bottom surface of the fixing base is fixed to the third driving motor 151, one side of the fixing base is provided with the first transmission rod 152 and the second transmission rod 153, the top surface of the fixing base is rotatably connected to one end of the third transmission rod 154 close to the fourth transmission rod 155 and one end of the fourth transmission rod 155 close to the third transmission rod 154 through bearings, and the fixing base can support and fix the third driving motor 151, the first transmission rod 152, the second transmission rod 153, the third transmission rod 154 and the fourth transmission rod 155. In the second protective housing 156 is located to balancing spring 157, one end and the bottom fixed connection of second protective housing 156, the other end can be dismantled with the middle part of third transfer line 154 and be connected, can improve the stationarity of fourth transfer line 155 when going up and down effectively, prevents that fourth transfer line 155 from trembling from top to bottom, and then has improved the stability of crown portion 120 during operation position to the polishing effect to the crown of tire has been ensured. Each third height adjustment mechanism 170 also includes a fixed seat 158 and a balance spring 157, and the specific structure of the third height adjustment mechanism 170 is the same as that of the first height adjustment mechanism 150. The fixing base 158 of the third height adjusting mechanism 170 can support and fix the fifth driving motor, the fifth driving lever, the sixth driving lever, the seventh driving lever and the eighth driving lever 171. The balance spring 157 of the third height adjusting mechanism 170 can effectively improve the stability of the eighth driving rod 171 when ascending and descending, prevent the eighth driving rod 171 from shaking up and down, and further improve the stability of the working position of the sidewall polishing part 140, thereby ensuring the polishing effect on the sidewall of the tire.

Referring to fig. 1 and 7, in some embodiments of the invention, the tire buffing machine further includes two position adjustment mechanisms 180. The two position adjusting mechanisms 180 allow the heights of the two clamping portions 110 in the vertical direction to be respectively adjustable, allow the minimum distance between the facing sides of the two clamping portions 110 to be adjusted, and simultaneously, allow the two clamping portions 110 to be respectively driven to rotate. Specifically, the two position adjusting mechanisms 180 are respectively disposed on the sides of the two clamping portions 110 facing away from each other. Each of the position adjusting mechanisms 180 includes a second screw 181, a second guide bar 182, a second moving block 183, a sixth driving motor 184, a seventh driving motor 185, a first driving cylinder 186, a second mounting seat 187, and a second lock nut 188. Wherein, the axis of the second screw 181 is vertically arranged. The number of the second guide rods 182 is two, the two second guide rods 182 are respectively arranged at two sides of the second guide rods 182, and the axes are vertically arranged. The second moving block 183 is sleeved at the middle portion thereof on the second screw 181, and opposite ends thereof are respectively sleeved on the two second guide rods 182. The bottoms of the opposite ends of the second mounting seat 187 are fixedly connected to the top ends of the two second guide rods 182, respectively. The axis of the sixth driving motor 184 is disposed vertically, and the output shaft is disposed downward. The housing of the sixth driving motor 184 is fixed to the top surface of the second mounting seat 187, and the output shaft is fixedly connected to the top end of the second screw 181. The second mount 187 can effectively support and fix the sixth driving motor 184. The second locking nut 188 is sleeved on the second screw 181, so that the second moving block 183 can be effectively limited to move downward, the position stability of the second moving block 183 is improved, the position stability of the seventh driving end motor, the first driving cylinder 186 and the clamping part 110 is further improved, and the position stability of the tire is guaranteed. The axis of the seventh driving motor 185 and the axis of the clamping portion 110 are located on the same straight line, and the output shaft extends toward the clamping portion 110, and the housing is fixed to the second moving block 183. The axis of the first driving cylinder 186 and the axis of the clamping part 110 are located on the same straight line, and the cylinder is fixedly connected with the output shaft of the seventh driving motor 185. The output shaft of the first driving cylinder 186 of one of the position adjusting mechanisms 180 is fixedly connected with the supporting seat 111 of one of the clamping portions 110, and the output shaft of the first driving cylinder 186 of the other position adjusting mechanism 180 is fixedly connected with the supporting seat 111 of the other clamping portion 110. The second screw 181 is connected to the second moving block 183 through a screw. The sixth driving motor 184 can drive the second screw 181 to rotate, and further drive the second moving block 183 to move up and down along the second guiding rod 182, so as to drive the seventh driving motor 185, the first driving cylinder 186 and the clamping portion 110 to move up and down. The seventh cylinders of the two position adjusting mechanisms 180 can respectively drive the first driving cylinders 186 of the two position adjusting mechanisms 180 to rotate, and can drive the two clamping portions 110 to rotate. The first driving cylinders 186 of the two position adjusting mechanisms 180 can respectively drive the two clamping portions 110 to move axially along the two clamping portions 110, so that the distance between the facing sides of the two clamping portions 110 can be adjusted.

Referring to fig. 7 and 8, in some embodiments of the present invention, each clamping portion 110 includes a supporting base 111, a second driving cylinder 112, an adjusting portion 113, and a telescopic assembly 114. The support base 111 is a cylindrical structure and can accommodate the second driving cylinder 112 and the adjusting portion 113. The second driving cylinder 112 is disposed in the supporting base 111, and the axis of the second driving cylinder is co-located with the axis of the first driving cylinder 186. The adjusting part 113 is a cone structure, the axis of the adjusting part and the axis of the second driving cylinder 112 are located on the same straight line, and one end of the adjusting part is fixedly connected with the output shaft of the second driving cylinder 112. The second driving cylinder 112 drives the adjustment portion 113 to translate along its axis. The plurality of telescopic assemblies 114 are disposed in the supporting base 111, one end of each telescopic assembly is abutted against the side wall of the adjusting portion 113, and the other end of each telescopic assembly passes through the side wall of the supporting base 111 and extends to the outside of the supporting base 111. During the translation of the adjustment portion 113, the length of the telescopic assembly 114 extending out of the support seat 111 changes. One end of each telescopic assembly 114 extending out of the supporting seat 111 can abut against the inner wall of the hub. The plurality of telescoping assemblies 114 of each clamp 110 cooperate to support the inner wall of the stationary hub. One side surface of the supporting seat 111 of one of the clamping portions 110 is fixedly connected with the output shaft of the first driving cylinder 186 of one of the position adjusting mechanisms 180, and one side surface of the supporting seat 111 of the other clamping portion 110 is fixedly connected with the output shaft of the first driving cylinder 186 of the other position adjusting mechanism 180. When the wheel 200 needs to be fixed on the clamping portion 110, the two first driving cylinders 186 are used to drive one side surfaces of the supporting seats 111 of the two clamping portions 110 to move towards each other, and then the second driving cylinders 112 and the adjusting portions 113 are used to adjust the length of the telescopic assemblies 114 extending out of the supporting seats 111. When the wheel 200 needs to be removed from the clamping portion 110, the second driving cylinders 112 and the adjusting portions 113 are used to adjust the length of the telescopic assembly 114 extending out of the supporting seat 111, and then the two first driving cylinders 186 are used to drive one side surfaces of the supporting seats 111 of the two clamping portions 110 to move back and forth. It should be noted that each telescopic assembly 114 includes a support rod and an expanding plate having an arc structure, one end of the support rod extends into the support seat 111 through the side wall of the support seat 111 and abuts against the side wall of the adjusting portion 113, and the other end is fixedly connected to the middle of the expanding plate.

In some embodiments of the present invention, the tire buffing machine further comprises a PLC electrically connected to the first height adjustment mechanism 150, the second height adjustment mechanism 160, the third height adjustment mechanism 170, the position adjustment mechanism 180, and the clamping portion 110, respectively. Specifically, a first upper limit switch and a first lower limit switch are disposed on a side surface of the housing of the third driving motor 151 near the first transmission rod 152. A second upper limit switch is fixed to an upper portion of one of the first guide bars 162 of each of the second height adjusting mechanisms 160, and a second lower limit switch is fixed to a middle portion thereof. And a third upper limit switch and a third lower limit switch are arranged on one side surface of the shell of the fifth driving motor, which is close to the fifth transmission rod. A fourth upper limit switch is fixed to an upper portion of one of the second guide rods 182 of each of the position adjusting mechanisms 180, and a fourth lower limit switch is fixed to a middle portion thereof. The PLC is electrically connected to the first driving motor 133, the second driving motor 143, the third driving motor 151, the fourth driving motor 164, the fifth driving motor, the sixth driving motor 184, the seventh driving motor 185, the first driving cylinder 186, the second driving cylinder 112, the first upper limit switch, the first lower limit switch, the second upper limit switch, the second lower limit switch, the third upper limit switch, the third lower limit switch, the fourth upper limit switch, and the fourth lower limit switch, respectively, and is capable of receiving signals from the limit switches, respectively, and controlling the driving motors and the driving cylinders to operate. The principle of the PLC for controlling the motor and the cylinder to work and the executed logic program are the prior art, and are not described in detail herein. On the whole, be favorable to the tire to polish and realize automated production, improved the takt.

In some embodiments of the present invention, the tire buffing machine further includes a base 190, and the base 190 is capable of effectively supporting and fixing the first height adjustment mechanism 150, the second height adjustment mechanism 160, the third height adjustment mechanism 170, and the position adjustment mechanism 180. Specifically, the first height adjustment mechanism 150 and the two third height adjustment mechanisms 170 are disposed above the front side of the base 190, and the two second height adjustment mechanisms 160 are disposed above the rear side of the base 190. The position adjustment mechanism 180 is disposed above the middle of the base 190. A guide rail 191 is provided on the front side of the top surface of the base 190, and opposite ends of the guide rail 191 extend toward the left and right ends of the base 190, respectively. The bottom of the second protective shell 156 of the first height adjusting mechanism 150 is provided with a sliding groove, and the sliding groove is connected with the sliding rail in a sliding manner, so that the first height adjusting mechanism 150 can move towards the left end or the right end of the base 190 along the guide rail 191. The bottom of the first protecting shell 172 of each third height adjusting mechanism 170 is also provided with a sliding groove, and the sliding grooves are in sliding connection with the sliding rails, so that the two third height adjusting mechanisms 170 can move in opposite directions or move in opposite directions along the guide rails 191, and further the two sidewall polishing portions 140 can move in opposite directions or move in opposite directions. The bottom end of each first guide bar 162 of each second height adjustment mechanism 160 is fixedly connected to the top surface of the base 190, and the first screw 161 is rotatably connected to the top surface of the base 190 through a bearing. The bottom end of each second guide bar 182 of each position adjustment mechanism 180 is fixedly connected with the top surface of the base 190, and the second screw 181 is rotatably connected with the top surface of the base 190 through a bearing.

In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," "one specific embodiment," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the equivalent alternatives or modifications within the scope of the present invention, the technical solution of the present invention and the inventive concept thereof.

Claims

1. A tire buffing machine comprising:

the tire comprises a clamping part, a tire crown polishing part, a tire shoulder polishing part and a tire side polishing part;

the two clamping parts are arranged, the axes are positioned on the same straight line, one side surface is arranged in a right-facing mode, and the minimum distance between the right-facing sides can be adjusted so as to clamp and fix the two opposite ends of the hub of the wheel respectively; each clamping part is adjustable in height in the vertical direction and can rotate;

the tire shoulder grinding parts are arranged above the two clamping parts in an inclined mode respectively, the heights of the tire shoulder grinding parts in the vertical direction can be adjusted respectively, and two tire shoulders of the tire can be ground respectively;

the tire side polishing portions are two and are respectively arranged below the clamping portions, one side face of the tire side polishing portion is opposite to the clamping portions, the minimum distance between the opposite sides of the tire side polishing portion is adjustable, the height of the tire side polishing portion in the vertical direction of the tire side polishing portion is adjustable, and the two tire side polishing portions can polish two tire sides of the tire respectively.

2. The tire buffing machine of claim 1 wherein the crown buffing section comprises a buffing roller;

the axis of the grinding roller is parallel to the axis of the clamping part;

each of the shoulder sanding portions includes a first abrasive segment;

a first preset included angle is formed between the plane of the first grinding sheet and the axis of the clamping part; the plane where the first grinding pieces of the two shoulder grinding parts are located forms a second preset included angle;

each of the sidewall sanding portions includes a second sanding sheet;

the plane where the second grinding sheet is located is perpendicular to the axis of the clamping part; one side of the second polishing sheet of the two sidewall polishing parts is arranged right opposite to the other side.

3. The tire buffing machine of claim 2 wherein the crown buffing section further includes a support frame;

the two opposite ends of the top of the supporting frame are respectively and rotatably connected with the two opposite ends of the grinding roller;

each tire shoulder polishing part further comprises a first accommodating groove and a first driving motor;

one side of the first polishing plate is arranged in the first accommodating groove, and the other side of the first polishing plate extends to the outside of the first accommodating groove through the side opening of the first accommodating groove;

the first driving motor is fixed on the top surface of the first accommodating groove, and the output shaft penetrates through the top surface of the first accommodating groove and extends into the first accommodating groove; the output shaft of the first driving motor is fixedly connected with the middle part of the first grinding plate;

each side wall polishing part further comprises a second accommodating groove and a second driving motor;

the second driving motor is fixed on one side surface outside the first accommodating groove, and the output shaft penetrates through the side wall of the first accommodating groove and extends into the second accommodating groove; and an output shaft of the second driving motor is fixedly connected with the middle part of the second polishing plate.

4. The tire buffing machine according to any of claims 1 to 3 further comprising a first height adjustment mechanism;

one end of the second transmission rod is rotatably connected with one end of the first transmission rod, which is far away from the third driving motor;

and the crown polishing part is fixed at one end of the fourth transmission rod, which is far away from the third transmission rod.

5. The tire buffing machine of claim 4 further comprising a second height adjustment mechanism;

the axis of the first screw rod is vertically arranged;

one end of the first moving block of one of the second height adjusting mechanisms is fixed with one of the shoulder grinding parts, and one end of the first moving block of the other second height adjusting mechanism is fixed with the other shoulder grinding part.

6. The tire buffing machine of claim 5 further comprising a third height adjustment mechanism;

the two third height adjusting mechanisms are arranged on the common side of the two clamping parts;

one of the side wall polishing parts is fixed on the eighth transmission rod of one of the third height adjusting mechanisms, and the other side wall polishing part is fixed on the eighth transmission rod of the other third height adjusting mechanism.

7. The tire buffing machine of claim 6 wherein each of said third height adjustment mechanisms further includes a first protective housing;

the second protective shell is arranged between the first protective shell of the third height adjusting mechanism, the third driving motor, the first transmission rod, the second transmission rod and the outside of the third transmission rod are covered, and the second protective shell can move towards any one of the third height adjusting mechanism and the first protective shell moves.

8. The tire buffing machine according to any of claims 1 to 3 further comprising a position adjustment mechanism;

the axis of the second screw rod is vertically arranged;

the number of the second guide rods is two, the two second guide rods are respectively arranged on two sides of the second guide rod, and the axes of the two second guide rods are vertically arranged;

the axis of the seventh driving motor and the axis of the clamping part are located on the same straight line, the output shaft extends towards the clamping part, and the shell is fixed on the second moving block;

the axis of the first driving cylinder and the axis of the clamping part are located on the same straight line, and a cylinder barrel is fixedly connected with an output shaft of the seventh driving motor;

an output shaft of the first driving cylinder of one of the position adjusting mechanisms is fixedly connected with one of the clamping portions, and an output shaft of the first driving cylinder of the other one of the position adjusting mechanisms is fixedly connected with the other one of the clamping portions.

9. The tire buffing machine of claim 8 wherein each clamping section includes a support base, a second drive cylinder, an adjustment section and a telescoping assembly;

the supporting seat is of a cylindrical structure;

the telescopic assemblies are multiple, one end of each telescopic assembly is arranged in the supporting seat and abutted against the side wall of the adjusting part, and the other end of each telescopic assembly penetrates through the side wall of the supporting seat and extends to the outside of the supporting seat;

one side surface of the supporting seat of one of the clamping portions is fixedly connected with an output shaft of the first driving cylinder of one of the position adjusting mechanisms, and one side surface of the supporting seat of the other of the clamping portions is fixedly connected with an output shaft of the first driving cylinder of the other of the position adjusting mechanisms.

10. The tire buffing machine according to any one of claims 1 to 3 further comprising a PLC;