CN215359469U - Beard repairing machine for tire - Google Patents

Abstract

The utility model belongs to the technical field of cutting equipment, and provides a tire repair beard machine which comprises tire blocking plates, rollers and a turnover mechanism, wherein the two tire blocking plates are symmetrically arranged at intervals, and a space enclosed by the two tire blocking plates is a passage of a tire and a working area during tire repair beard; two rollers are arranged at intervals, one roller connected with a motor is a driving roller, and the other roller is a driven roller; the turnover mechanism is rotationally connected with the tire blocking plate and is positioned between the driving roller and the driven roller and used for pushing out the tire with repaired beard; two pairs of bearings are fixedly arranged on the tire blocking plate, two ends of the roller are respectively connected with the bearings in a rotating mode through a transmission assembly connected with the roller in an occluded mode, and two ends of the roller are large, and the middle of the roller is small and is of an arc transition structure. The utility model can generate centripetal forces with opposite directions on the two sides of the tire through the arc-shaped surface of the roller, and can effectively prevent the tire from moving left and right during the beard repairing by matching with the tire blocking plate, thereby improving the beard repairing effect.

Description

Beard repairing machine for tire

Technical Field

The utility model relates to auxiliary equipment for automobile tire production, in particular to a tire beard repairing machine, and belongs to the technical field of cutting equipment.

Background

In the vulcanization molding process of the tire, as the upper and lower tire membranes are provided with the vent holes, a plurality of beard-shaped rough edges (namely, tire burrs) can be generated after final molding, the tire burrs not only can affect the appearance and increase the friction force between the tire and the ground, but also can generate noise when an automobile runs at high speed, and therefore the rough edges of the tire can be packed and sold only after being removed.

At present, in most of domestic tire factories, after a tire enters a beard trimming machine, the driving mechanism drives the tire to rotate at a high speed so as to complete beard trimming work, and then the pushing mechanism pushes the beard trimming machine out. However, the roller for supporting and driving the tire to rotate for the beard trimming machine is a cylindrical straight roller, and the tire is easy to displace left and right when rotating on the roller, so that the beard trimming effect is reduced; in addition, the roller is rotatably connected between bearings fixedly arranged on tire blocking plates at two sides of the beard repairing machine, so that once the roller breaks down or is damaged, the roller is very time-consuming to disassemble and replace, the maintenance is very inconvenient, and the improvement of the processing efficiency of the beard repairing machine is limited.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a tire beard repairing machine, which aims to solve the problems that in the prior art, when a tire rotates on a cylindrical straight roller, the tire is easy to move left and right, the beard repairing effect is reduced, and the roller is inconvenient to disassemble, assemble and maintain.

In order to achieve the purpose, the utility model provides the following technical scheme:

a tire beard trimmer comprising:

the tire blocking plates are symmetrically arranged at intervals, and the space enclosed by the tire blocking plates is a passage of the tire and a working area when the tire is repaired;

two rollers are arranged at intervals, one roller is connected with a motor and used as a driving roller, and the other roller freely rotates and is used as a driven roller; and

the turnover mechanism is rotationally connected with the tire blocking plate, is positioned between the driving roller and the driven roller and is used for pushing out the tire with repaired beard;

wherein, two pairs of bearings are fixedly arranged on the tire blocking plate; the two ends of the roller are respectively connected with the bearings in a rotating mode through transmission assemblies connected with the roller in an engaged mode, and the two ends of the roller are large, and the middle of the roller is small and is of an arc-shaped transition structure.

In one embodiment disclosed by the application, two ends of the roller are respectively provided with a first shaft head with a tongue plate;

the transmission assembly comprises a rotating shaft, a spring and a shaft sleeve, and one end of the rotating shaft is provided with a second shaft head with a slot;

the tongue plate and the slot are matched and meshed with each other;

the length of the shaft sleeve is greater than that of the first shaft head, the shaft sleeve is sleeved on the second shaft head in a sliding mode and can pass through the telescopic sliding sleeve of the spring to be sleeved on the first shaft head.

In one embodiment disclosed in the application, the rotating shaft is sequentially divided into a second shaft head, a retainer ring and a mandrel section, and the mandrel section is rotatably connected with a bearing arranged on a tire blocking plate of the beard trimming machine;

the spring is sleeved on the second shaft head, and two ends of the spring are respectively connected with the retainer ring and the shaft sleeve in an abutting mode.

In one embodiment of the disclosure, the bearing is a seated bearing and is fixedly connected to the tire stopper plate by a bolt.

In one embodiment disclosed in the present application, a plurality of first sliding grooves are uniformly distributed on the outer circumferential surface of the first shaft head along the generatrix direction;

a plurality of second sliding grooves which are uniformly distributed are formed in the outer circumferential surface of the second spindle head along the generatrix direction of the second spindle head, and the second sliding grooves correspond to the first sliding groove;

a plurality of bosses which are uniformly distributed are arranged on the inner side wall of the shaft sleeve along the bus direction of the shaft sleeve, and the bosses are respectively connected with the first sliding groove and the second sliding groove in a sliding manner.

In one embodiment disclosed in the application, the first shaft head is connected with a barrel of the roller through a circular table, and two insertion holes with an interval of 180 degrees are formed in the circular table;

the end face, facing the first shaft head, of the shaft sleeve is provided with a pair of insertion rods, and the insertion rods correspond to the insertion holes and can be inserted into the insertion holes.

In one embodiment of the present disclosure, a connecting line between two insertion holes is perpendicular to a plate surface of the tongue plate.

In one embodiment disclosed in the present application, the driving roller is connected to the motor through a chain or a belt, and the motor is fixedly installed on the ground.

In an embodiment disclosed in the application, tilting mechanism includes roll-over roller, roll-over stand and drives actuating cylinder, the roll-over roller is connected with freely rotating on the roll-over stand and is located between initiative roller and the driven roller, the roll-over stand with keep off the child board rotate connect and with it is articulated to drive actuating cylinder's flexible end, it is located to drive actuating cylinder keep off the child board outside and its cylinder body with it is articulated to keep off the child board.

In one embodiment disclosed in the present application, the roll-over stand includes a main rod, a support arm and a connecting rod, the main rod is rotatably connected with the tire blocking plate;

the support arms are symmetrically provided with two pieces and are vertically connected with the main rod, and the turnover rollers are freely and rotatably connected between the support arms;

the connecting rod with the mobile jib passes the one end of fender child board is connected perpendicularly, the connecting rod with there is the obtuse angle contained angle between the support arm, the connecting rod with the flexible end of driving cylinder is articulated.

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

1. centripetal forces in opposite directions can be generated on the two sides of the tire through the arc-shaped surface of the roller, and the tire can be effectively prevented from moving left and right during the beard repairing by matching with the tire blocking plate, so that the beard repairing effect is improved, meanwhile, the arc-shaped surface can be suitable for tires with different widths, and the practicability of the beard repairing machine is improved;

2. the tongue plate and the slot are mutually occluded, and the roller can be quickly mounted and dismounted through the shaft sleeve under the compression and extension actions of the spring, so that the replacement and maintenance are very convenient, the consumed time is short, and the processing efficiency of the beard repairing machine is favorably improved;

3. the boss is respectively connected with the first sliding chute and the second sliding chute in a sliding manner, so that the torque transmission capacity can be improved, the stable rotation of the roller can be ensured, the sliding of the shaft sleeve can be guided, the rotation of the shaft sleeve during sliding can be prevented, and the connection strength between the roller and the transmission assembly can be improved;

4. the insertion rod is in insertion fit with the insertion hole, so that the torque transmission capacity and the connection strength between the roller and the transmission assembly can be further improved;

5. two jacks are positioned in the direction vertical to the surface of the tongue plate, and under the condition that the distance between the beard trimming machine and the tire blocking plate is fixed, the tongue plate can penetrate through the inserted rods and can be clamped into the slots from the side surface to complete occlusion, so that the tongue plate is prevented from interfering with the inserted rods, the connection between the roller and the transmission assembly is rapidly completed, the time is saved, and the convenience of maintenance is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic perspective view of the assembled roller and transmission assembly;

FIG. 4 is a schematic perspective view of the roller;

FIG. 5 is an enlarged view of a portion A of FIG. 4;

FIG. 6 is a perspective view of the transmission assembly;

FIG. 7 is a perspective view of the spindle;

fig. 8 is a perspective view of the bushing.

The reference numerals are explained below:

100. the device comprises a roller 110, a first shaft head 111, a tongue plate 112, a first chute 120, a circular table 121, an insertion hole 130 and a barrel body;

200. the device comprises a rotating shaft, a rotating shaft 210, a second shaft head 211, a slot 212, a second sliding groove 220, a retainer ring 230 and a mandrel section;

300. a spring;

400. a shaft sleeve 410, a boss 420 and an inserted rod;

500. a tire blocking plate 510, a bearing;

600. a motor;

700. turning over the roller;

800. the overturning device comprises a overturning frame 810, a main rod 820, a support arm 830 and a connecting rod;

900. the cylinder is driven.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered as limiting the utility model.

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 expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other 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.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the utility model. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 8, the present invention provides a tire beard trimmer including:

the tire blocking plates 500 are symmetrically arranged at intervals, and the space enclosed by the two tire blocking plates is a passage of the tire and a working area when the tire is repaired;

two rollers 100 are arranged at intervals, one roller is connected with the motor 600 and used as a driving roller, and the other roller freely rotates and is used as a driven roller; and

the turnover mechanism is rotationally connected with the tire blocking plate 500, is positioned between the driving roller and the driven roller and is used for pushing out the tire with repaired beard;

wherein, two pairs of bearings 510 are fixedly arranged on the tire blocking plate 500; the two ends of the roller 100 are rotatably connected with the bearings 510 through transmission components engaged with the two ends, and the two ends of the roller 100 are large and the middle is small and are in an arc transition structure.

When the tire repairing machine works, a tire to be repaired is pushed into a working area between the two tire blocking plates 500 from the direction shown by a straight line arrow in fig. 1 and is supported in arc surfaces of the driving roller and the driven roller, the driving roller is driven by the starting motor 600 to rotate, the tire is driven to rotate anticlockwise (the direction shown by an arc arrow in fig. 1), and the driven roller rotates along with the tire, so that an operator can conveniently repair the tire; after the tire is repaired, the turnover mechanism is lifted up, and the tire is pushed out of the repair machine from the working area through the passageway, so that the repair of the tire is completed. The cambered surface through roller 100 can produce the centripetal force of opposite direction in tire both sides promptly, and cooperation fender child board 500 can effectively prevent the tire together and control the displacement when repairing the palpus to improve and repair the palpus effect, the cambered surface is applicable to the tire of different width simultaneously, improves the practicality of repairing the palpus machine.

Referring to fig. 3 to 8, a first shaft head 110 with a tongue plate 111 is respectively arranged at two ends of the roller 100; the transmission assembly comprises a rotating shaft 200, a spring 300 and a shaft sleeve 400, wherein one end of the rotating shaft 200 is provided with a second shaft head 210 with a slot 211; the tongue plate 111 and the slot 211 are matched and connected in a meshing way; the length of the shaft sleeve 400 is greater than that of the first shaft head 110, and the shaft sleeve 400 is slidably sleeved on the second shaft head 210 and can be slidably sleeved on the first shaft head 110 through the extension of the spring 300.

When the roller is connected, the sliding shaft sleeve 400 compresses the spring 300 to expose the slot 211 of the second spindle head 210, the tongue plate 111 is completely clamped into the slot 211 to enable the first spindle head 110 to be aligned with the second spindle head 210, then the spring 300 is loosened, the shaft sleeve 400 is slidably sleeved on the first spindle head 110 through the resetting force of the spring 300, so that the roller 100 is installed, and the roller can be disassembled according to the same operation sequence; the shaft sleeve 400 cannot axially float due to the reset force of the spring 300, the shaft sleeve 400 can ensure that the roller 100 is coaxial with the transmission assembly, and meanwhile, the roller 100 can be prevented from radially shaking. Namely, the tongue plate 111 is mutually meshed with the slot 211, and the roller 100 can be quickly mounted and dismounted through the shaft sleeve 400 under the compression and extension action of the spring 300, so that the replacement and maintenance are very convenient, the consumed time is short, and the processing efficiency of the beard repairing machine is favorably improved.

Referring to fig. 7, the rotating shaft 200 is manufactured by machining a bar stock, and is sequentially divided into a second shaft head 210, a retainer ring 220 and a mandrel section 230, and the mandrel section 230 is rotatably connected with a bearing 510; the spring 300 is sleeved on the second shaft head 210, and two ends of the spring are respectively connected with the retainer ring 220 and the shaft sleeve 400 in an abutting mode. In this embodiment, the bearing 510 is a seated bearing and is fixedly connected to the tire guard 500 by bolts.

Referring to fig. 5, a plurality of first sliding grooves 112 are uniformly distributed on the outer circumferential surface of the first spindle head 110 along the generatrix direction; a plurality of second sliding grooves 212 which are uniformly distributed are formed in the outer circumferential surface of the second spindle head 210 along the generatrix direction of the second spindle head, and the second sliding grooves 212 correspond to the first sliding grooves 112 in shape; referring to fig. 8, a plurality of bosses 410 are uniformly distributed on the inner side wall of the shaft sleeve 400 along the generatrix direction thereof, and the bosses 410 are respectively connected with the first sliding groove 112 and the second sliding groove 212 in a sliding manner. Through the sliding connection of boss 410 with first spout 112, second spout 212 respectively, can improve the transmissibility of moment of torsion, guarantee that roller 100 stably rotates, can also play the guide effect to the slip of axle sleeve 400 simultaneously, prevent that axle sleeve 400 from taking place to rotate when sliding to improve the joint strength between roller 100 and the drive assembly.

Referring to fig. 4 and 5, the first spindle head 110 is connected to the cylinder 130 of the roller 100 through a circular table 120, and two insertion holes 121 spaced at 180 ° are formed in the circular table 120; the end surface of the sleeve 400 facing the first shaft head 110 is provided with a pair of insertion rods 420, and the insertion rods 420 correspond to the insertion holes 121 and can be inserted into the insertion holes 121. The torque transmission capacity and the connection strength between the roller 100 and the transmission assembly can be further improved by the insertion fit of the insertion rod 420 and the insertion hole 121.

The connecting line between the two insertion holes 121 is perpendicular to the plate surface of the tongue plate 111. Thus, under the condition that the distance between the tire blocking plates of the beard repairing machine is fixed, the tongue plate 111 can penetrate through the insertion rods 420 and can be clamped into the insertion groove 211 from the side surface to complete meshing, so that the interference between the tongue plate 111 and the insertion rods 420 is avoided, the connection between the roller 100 and the transmission assembly is rapidly completed, the time is saved, and the convenience of maintenance is further improved.

Referring to fig. 2, the driving roller is connected to a motor 600 through a chain or a belt, and the motor 600 is fixedly installed on the ground. Specifically, a chain wheel or a belt wheel is installed on the spindle section 230 of the rotating shaft 200 connected with one end of the driving roller after passing through the bearing 510, a chain wheel or a belt wheel is also installed on the output end of the motor 600, the chain wheels are connected through a chain, and the belt wheels are connected through a belt.

Turnover mechanism includes upset roller 700, roll-over stand 800 and drives actuating cylinder 900, and roll-over roller 700 connects on roll-over stand 800 and is located between initiative roller and the driven roller with freely rotating, and roll-over stand 800 rotates with fender child board 500 to be connected and articulated with the flexible end that drives actuating cylinder 900, and it is articulated with fender child board 500 that drives actuating cylinder 900 to be located the fender child board 500 outside and its cylinder body.

Specifically, the roll-over stand 800 comprises a main rod 810, a support arm 820 and a connecting rod 830, wherein the main rod 810 is rotatably connected with the tire blocking plate 500; the support arms 820 are symmetrically provided with two pieces and are vertically connected with the main rod 810, and the turnover roller 700 is freely rotatably connected between the support arms 820; the connecting rod 830 is vertically connected with one end of the main rod 810 penetrating through the tire baffle 500, an obtuse included angle (i.e. non-parallel) is formed between the connecting rod 830 and the supporting arm 820, and the connecting rod 830 is hinged with the telescopic end of the driving cylinder 900. Namely, a form similar to a crank-link mechanism can be formed among the driving cylinder 900, the connecting rod 830 and the supporting arm 820, and the overturning roller 700 is driven to swing within a certain angle range by retracting and extending the telescopic end of the driving cylinder 900, so that the tire after repair is pushed out of the repair machine from a working area through a passageway.

The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.

Claims (10)

1. A tire beard trimmer, comprising:

the tire blocking plates are symmetrically arranged at intervals, and the space enclosed by the tire blocking plates is a passage of the tire and a working area when the tire is repaired;

two rollers are arranged at intervals, one roller is connected with a motor and used as a driving roller, and the other roller freely rotates and is used as a driven roller; and

the turnover mechanism is rotationally connected with the tire blocking plate, is positioned between the driving roller and the driven roller and is used for pushing out the tire with repaired beard;

wherein, two pairs of bearings are fixedly arranged on the tire blocking plate; the two ends of the roller are respectively connected with the bearings in a rotating mode through transmission assemblies connected with the roller in an engaged mode, and the two ends of the roller are large, and the middle of the roller is small and is of an arc-shaped transition structure.

2. The tire beard repairing machine according to claim 1, wherein:

two ends of the roller are respectively provided with a first shaft head with a tongue plate;

the transmission assembly comprises a rotating shaft, a spring and a shaft sleeve, and one end of the rotating shaft is provided with a second shaft head with a slot;

the tongue plate and the slot are matched and meshed with each other;

the length of the shaft sleeve is greater than that of the first shaft head, the shaft sleeve is sleeved on the second shaft head in a sliding mode and can pass through the telescopic sliding sleeve of the spring to be sleeved on the first shaft head.

3. The tire beard repairing machine according to claim 2, wherein:

the rotating shaft is sequentially divided into a second shaft head, a retainer ring and a mandrel section, and the mandrel section is rotatably connected with a bearing arranged on a tire blocking plate of the beard repairing machine;

the spring is sleeved on the second shaft head, and two ends of the spring are respectively connected with the retainer ring and the shaft sleeve in an abutting mode.

4. A tire beard repairing machine according to any one of claims 1 to 3, wherein said bearing is a pedestal bearing and is fixedly connected with said tire stopper plate by a bolt.

5. A tire beard trimmer according to claim 2 or 3, characterized in that:

a plurality of first sliding grooves which are uniformly distributed are formed in the outer circumferential surface of the first shaft head along the generatrix direction of the first shaft head;

a plurality of second sliding grooves which are uniformly distributed are formed in the outer circumferential surface of the second spindle head along the generatrix direction of the second spindle head, and the second sliding grooves correspond to the first sliding groove;

a plurality of bosses which are uniformly distributed are arranged on the inner side wall of the shaft sleeve along the bus direction of the shaft sleeve, and the bosses are respectively connected with the first sliding groove and the second sliding groove in a sliding manner.

6. The tire beard repairing machine according to claim 5, wherein:

the first shaft head is connected with the barrel of the roller through a circular table, and two insertion holes with 180-degree intervals are formed in the circular table;

the end face, facing the first shaft head, of the shaft sleeve is provided with a pair of insertion rods, and the insertion rods correspond to the insertion holes and can be inserted into the insertion holes.

7. The tire beard trimming machine according to claim 6, wherein a line connecting the two insertion holes is perpendicular to the plate surface of the tongue plate.

8. A tire beard trimming machine according to any one of claims 1 to 3, wherein the driving roller is connected with the motor through a chain or a belt, and the motor is fixedly installed on the ground.

9. The tire beard repairing machine according to claim 1, wherein the turnover mechanism comprises a turnover roller, a turnover frame and a driving cylinder, the turnover roller is freely and rotatably connected to the turnover frame and located between the driving roller and the driven roller, the turnover frame is rotatably connected with the tire blocking plate and hinged to a telescopic end of the driving cylinder, the driving cylinder is located on the outer side of the tire blocking plate, and a cylinder body of the driving cylinder is hinged to the tire blocking plate.

10. The tire beard repairing machine according to claim 9, wherein:

the overturning frame comprises a main rod, a support arm and a connecting rod, and the main rod is rotatably connected with the tire blocking plate;

the support arms are symmetrically provided with two pieces and are vertically connected with the main rod, and the turnover rollers are freely and rotatably connected between the support arms;

the connecting rod with the mobile jib passes the one end of fender child board is connected perpendicularly, the connecting rod with there is the obtuse angle contained angle between the support arm, the connecting rod with the flexible end of driving cylinder is articulated.

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