CN219617999U - Trimming mechanism for shaping rear end of polyurethane tire - Google Patents

Abstract

The utility model discloses a trimming mechanism for the shaping rear end of a polyurethane tire, which comprises a receiving bucket and a cutting bucket, wherein a splicing rod and a driving rod for connecting the cutting bucket are arranged on the receiving bucket, a tricyclic frame is arranged on the driving rod, a guide supporting ring for balancing the tricyclic frame is arranged on the receiving bucket, a traversing mechanism is arranged in the cutting bucket, and an adjusting mechanism for connecting the traversing mechanism is arranged on the cutting bucket. The utility model overcomes the defects of the prior art, effectively avoids the uncertainty of an operation method during manual cutting and trimming, reduces the occurrence of tire trimming defective products, improves the production efficiency through cyclic trimming treatment, and has higher social use value and application prospect.

Description

Trimming mechanism for shaping rear end of polyurethane tire

Technical Field

The utility model relates to the technical field of polyurethane tire production, in particular to a trimming mechanism for the shaping rear end of a polyurethane tire.

Background

The polyurethane tyre is a polyurethane elastomer, which has high elasticity of rubber and high hardness and strength of plastic, adopts a casting process in production, fills the inside of a mould with materials, fills the mould with the materials through the centrifugal effect, and obtains the initial polyurethane tyre through demoulding, wherein the polyurethane castor is obviously superior to wheels made of other materials in the aspects of wear resistance, rolling resistance, tear resistance and the like.

In the existing polyurethane tire production, when the tire is taken out of a mold, trimming treatment is needed to be carried out on the tire, and the inner diameter of the tire is cut, so that the tire is conveniently mounted on a support hub.

However, in the existing cutting, most of the cutting is performed manually, and the uncertainty of tire trimming is easily caused due to different manual trimming methods, so that the defective products in the production of tires are more, and the yield of the production is directly affected.

In addition, in the existing tire trimming operation, the trimming and cutting efficiency is high according to the manual trimming speed, the technical requirements on operators are high, the whole trimming efficiency cannot be improved rapidly, and the tire production efficiency is directly affected.

The inventor has thus provided a device capable of performing a step-wise edging of a tyre, which allows a cyclic edging operation and which requires only a simple positioning of the tyre by the operator.

Disclosure of Invention

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the trimming mechanism comprises a receiving barrel and a cutting barrel, wherein a splicing rod and a driving rod for connecting the cutting barrel are arranged on the receiving barrel, a tricyclic frame is arranged on the driving rod, a guide supporting ring for balancing the tricyclic frame is arranged on the receiving barrel, a transverse moving mechanism is arranged in the cutting barrel, and an adjusting mechanism for connecting the transverse moving mechanism is arranged on the cutting barrel.

Preferably, the adjusting mechanism comprises an erection plate connected with the cutting barrel, a hydraulic cylinder is arranged on the erection plate, a compression ring is sleeved on an output shaft of the hydraulic cylinder, and a rotating motor for connecting the traversing mechanism is arranged at the end part of the output shaft of the hydraulic cylinder;

and a limiting groove is formed in the compression ring.

Preferably, the three-ring frame is provided with a erection block, a lantern ring is arranged in the three-ring frame, a gear is arranged on the lantern ring, a locking mechanism is arranged on the lantern ring, the guide support ring is provided with arc-shaped strip teeth meshed with the gear, the guide support ring is provided with a support column, and the erection block is provided with a positioning hole.

Preferably, a lower stabilizing strip is arranged on the material collecting barrel, an upper stabilizing strip is arranged on the cutting barrel, and a material taking opening is arranged on the material collecting barrel;

preferably, the cutting barrel is provided with a positioning mechanism, the positioning mechanism comprises a spring box, an inserting rod inserted into the positioning hole is arranged in the spring box, one end of the inserting rod, which is positioned in the spring box, is provided with a base plate, a push plate extending to the outside of the spring box is arranged on the base plate, and a reset spring is arranged on the base plate.

Preferably, the sideslip mechanism includes the balance plate with rotating electrical machines output shaft, the limiting groove is embedded respectively at the balance plate both ends, be equipped with the sideslip pole on the balance plate, be equipped with the sideslip motor on the balance plate, be equipped with one-way lead screw on the sideslip motor output shaft, be equipped with the slider with sideslip pole suit on the one-way lead screw, be equipped with the blade on the slider.

Preferably, the locking mechanism comprises a driving motor connected with the lantern ring, a positive and negative screw rod erected in the locking mechanism is arranged on an output shaft of the driving motor, a storage plate is arranged on the positive and negative screw rod, and a guide rod connected with the locking mechanism is arranged on the storage plate.

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

1. in the trimming process of the inner edge of the tire, the steps of placing, cutting and blanking the tire in the process are circulated by utilizing the arrangement of the three lantern rings, so that the space for installing the hub is cut, and the efficiency of trimming the tire is further improved.

2. Through an automatic trimming mode, uncertainty of a manual trimming method can not occur, and damage to the tire can be effectively avoided.

3. The improvement of the unloading method can utilize the overturning characteristic and the gravity effect to carry out unloading treatment on the tire, and the unloading is convenient without manual operation.

4. By utilizing the meshing transmission among the gears and matching with the power rotation of the three-ring frame provided by the driving rod, the lantern ring which needs to be blanked can be blanked, and an additional motor is not required to be arranged for driving the lantern ring.

In conclusion, the utility model overcomes the defects of the prior art, effectively avoids the uncertainty of an operation method during manual cutting and trimming, reduces the occurrence of defective tire trimming products, improves the production efficiency through cyclic trimming treatment, and has higher social use value and application prospect.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of the overall structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a positioning mechanism according to the present utility model;

FIG. 4 is a schematic diagram of a splice position of an arc-shaped rack and a gear in the utility model;

FIG. 5 is a schematic diagram of the splicing position of the adjusting mechanism and the traversing mechanism in the present utility model;

FIG. 6 is a schematic view of a traversing mechanism according to the present utility model;

FIG. 7 is a schematic diagram of the splicing position of the receiving barrel and the cutting barrel in the utility model;

FIG. 8 is a schematic diagram showing the structural positions of the lower stabilizer bar and the upper stabilizer bar according to the present utility model.

In the figure: 1. a material collecting barrel; 101. a lower stabilizing strip; 102. a material taking port; 2. cutting a barrel; 201. a stabilizing strip is arranged on the upper part; 21. a positioning mechanism; 2101. a spring case; 2102. a rod; 2103. a backing plate; 2104. a push plate; 2105. a return spring; 3. splicing the connecting rods; 4. a guide support ring; 41. a support post; 42. arc-shaped strip teeth; 5. a driving rod; 6. a tricyclic frame; 61. erecting blocks; 611. positioning holes; 7. a collar; 71. a gear; 72. a locking mechanism; 7201. a driving motor; 7202. a positive and negative screw rod; 7203. a storage plate; 7204. a guide rod; 8. an adjusting mechanism; 801. erecting a plate; 802. a hydraulic cylinder; 803. a rotating electric machine; 804. a compression ring; 8041. a limit groove; 9. a traversing mechanism; 901. a balance plate; 902. a traversing lever; 903. a traversing motor; 904. a unidirectional screw rod; 905. a slide block; 906. a blade.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-8, a trimming mechanism for the shaping rear end of a polyurethane tire comprises a receiving bucket 1 and a cutting bucket 2, wherein a splicing rod 3 and a driving rod 5 for connecting the cutting bucket 2 are arranged on the receiving bucket 1, a three-ring frame 6 is arranged on the driving rod 5, a motor capable of driving the three-ring frame 6 to rotate is arranged on the driving rod 5, a guide supporting ring 4 for balancing the three-ring frame 6 is arranged on the receiving bucket 1, a traversing mechanism 9 is arranged in the cutting bucket 2, and an adjusting mechanism 8 for connecting the traversing mechanism 9 is arranged on the cutting bucket 2.

Specifically, the adjusting mechanism 8 comprises an erection plate 801 connected with the cutting barrel 2, a hydraulic cylinder 802 is arranged on the erection plate 801, a compression ring 804 is sleeved on an output shaft of the hydraulic cylinder 802, and a rotating motor 803 used for connecting the traversing mechanism 9 is arranged at the end part of the output shaft of the hydraulic cylinder 802;

the pressure ring 804 is internally provided with a limit groove 8041, and the setting of the adjusting mechanism 8 can be adjusted for the use height of the traversing mechanism 9, so as to control the traversing mechanism 9 to cut tires to different depths and synchronously control the rotary cutting speed of the blade 906.

Specifically, erect the piece 61 on the third ring frame 6, be equipped with lantern ring 7 in the third ring frame 6, be equipped with gear 71 on the lantern ring 7, be equipped with locking mechanical system 72 on the lantern ring 7, be equipped with on the direction support ring 4 with gear 71 engaged arc strip tooth 42, be equipped with pillar 41 on the direction support ring 4, erect and be equipped with locating hole 611 on the piece 61, through the setting of third ring frame 6, three rings on the third ring frame 6 can carry out step by step operation with the deburring of tire, place, the deburring is handled step by step with unloading to the tire, the efficiency of tire deburring is promoted.

Specifically, a lower stabilizing strip 101 is arranged on the material collecting barrel 1, an upper stabilizing strip 201 is arranged on the cutting barrel 2, a material taking opening 102 is arranged on the material collecting barrel 1, and a positioning mechanism 21 is arranged on the cutting barrel 2;

the positioning mechanism 21 comprises a spring box 2101, a plunger rod 2102 inserted into a positioning hole 611 is arranged in the spring box 2101, a base plate 2103 is arranged at one end of the plunger rod 2102 located in the spring box 2101, a push plate 2104 extending to the outside of the spring box 2101 is arranged on the base plate 2103, a reset spring 2105 is arranged on the base plate 2103, the positioning mechanism 21 can fix a section of the three-ring frame 6 between the cutting barrel 2 and the collecting barrel 1, the tire position on the locking mechanism 72 can be fixed, the internal components of the cutting barrel 2 can be replaced by a hydraulic system capable of controlling the plunger rod 2102 to move up and down, and the time for manually releasing the position fixing of the three-ring frame 6 is saved.

Specifically, sideslip mechanism 9 includes the balance board 901 with rotating electrical machines 803 output shaft, the balance board 901 both ends imbed in spacing groove 8041 respectively, be equipped with sideslip pole 902 on the balance board 901, be equipped with sideslip motor 903 on the balance board 901, be equipped with unidirectional screw 904 on the sideslip motor 903 output shaft, be equipped with the slider 905 with sideslip pole 902 suit on the unidirectional screw 904, be equipped with blade 906 on the slider 905, the setting of sideslip mechanism 9 can drive blade 906 and repair limit cutting processing to the tire internal diameter, when blade 906 rotates a round around rotating electrical machines 803 output shaft axle center, alright cut out wheel hub's installation space at the internal diameter of tire, and let the limit of cutting smooth, can not cause the damage of tire.

Specifically, the locking mechanism 72 includes the driving motor 7201 who is connected with the lantern ring 7, be equipped with on the driving motor 7201 output shaft and erect the positive and negative lead screw 7202 that locates in the locking mechanism 72, be equipped with on the positive and negative lead screw 7202 and put thing board 7203, be equipped with the guide bar 7204 who is connected with the locking mechanism 72 on putting thing board 7203, the setting of locking mechanism 72 can provide the fixed of position for the placing of tire, can adapt the not big tire of size difference, put thing board 7203 also can carry out the adaptation according to the size condition of tire and change.

Working principle: in the utility model, firstly, when the polyurethane tire is fixed, firstly, the polyurethane tire after being fixed is placed on a placement plate 7203, the placement plate 7203 positioned at two ends of the inner part of a collar 7 can move in opposite directions under the control of an output shaft of a driving motor 7201, the polyurethane tire is clamped, the fixed polyurethane tire is moved to a trimming section, when the tire is moved, a driving rod 5 can be utilized to rotate a three-ring frame 6 anticlockwise by 120 degrees, the collar 7 fixed with the tire is rotated to the inner part of a cutting barrel 2, then the bottom surface of a pressing ring 804 can be contacted with the surface of the tire through the descending of the output shaft of a hydraulic cylinder 802, the tire can be firmly pressed on the placement plate 7203 by the pressing ring 804, a blade 906 can be inserted into the tire, the tire can be cut and trimmed, the balance plate 901 is driven to rotate at a uniform speed in a limit groove 8041 by the rotation of the output shaft of a rotating motor 803, the blade 906 can perform circular motion around a hole path of a mounting hub in the tire, the redundant part of the tire is separated from the tire, the cut redundant part falls into the interior of the material collecting barrel 1 to be collected in a concentrated manner, then the tire after trimming is blanked, the blade 906 is reset by moving upwards through an output shaft of the hydraulic cylinder 802, the blade 906 is no longer in contact with the tire, then the driving rod 5 is utilized to drive the tricyclic frame 6 to rotate anticlockwise, a gear 71 arranged on the lantern ring 7 with the tire is kneaded and spliced with the arc-shaped strip teeth 42, the lantern ring 7 can overturn in the tricyclic frame 6 along with the rotation of the tricyclic frame 6, the driving motor 7201 is synchronously and reversely started, the material placing plate 7203 moves relatively, the tire is not clamped and fixed by the material placing plate 7203 any more, the tire on the material placing plate 7203 falls along with gravity along with the change of the overturning angle of the lantern ring 7, the gear 71 is engaged with the arc-shaped strip teeth 42, and the gear 71 rotates for one circle along with the rotation of the three-ring frame 6, so that the top surface of the lantern ring 7 is parallel to the top surface of the three-ring frame 6 again, and the three-ring frame 6 and the lantern ring 7 in the parallel stage can be rotated into a gap between the lower stabilizing strip 101 and the material taking opening 102, so that the lantern ring 7 does not turn over any more in the three-ring frame 6, and the tire is repeatedly placed for the next cutting and trimming treatment.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the connection may be mechanical connection, direct connection or indirect connection through an intermediate medium, and may be internal connection of two elements or interaction relationship of two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting a mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a polyurethane tire design rear end is with deburring mechanism, includes receipts storage bucket (1) and cuts bucket (2), its characterized in that: the automatic cutting machine is characterized in that a splicing rod (3) and a driving rod (5) for connecting the cutting barrel (2) are arranged on the receiving barrel (1), a tricyclic frame (6) is arranged on the driving rod (5), a guide supporting ring (4) for providing balance for the tricyclic frame (6) is arranged on the receiving barrel (1), a transverse moving mechanism (9) is arranged in the cutting barrel (2), and an adjusting mechanism (8) for connecting the transverse moving mechanism (9) is arranged on the cutting barrel (2).

2. The trimming mechanism for the shaped rear end of a polyurethane tire according to claim 1, wherein: the adjusting mechanism (8) comprises an erection plate (801) connected with the cutting barrel (2), a hydraulic cylinder (802) is arranged on the erection plate (801), a compression ring (804) is sleeved on an output shaft of the hydraulic cylinder (802), and a rotary motor (803) for connecting the transverse moving mechanism (9) is arranged at the end part of the output shaft of the hydraulic cylinder (802);

a limiting groove (8041) is formed in the pressing ring (804).

3. The trimming mechanism for the shaped rear end of a polyurethane tire according to claim 1, wherein: be equipped with on the tricyclic frame (6) and erect piece (61), be equipped with lantern ring (7) in tricyclic frame (6), be equipped with gear (71) on lantern ring (7), be equipped with locking mechanical system (72) on lantern ring (7), be equipped with on direction support ring (4) with gear (71) engaged arc strip tooth (42), be equipped with pillar (41) on direction support ring (4), be equipped with locating hole (611) on erect piece (61).

4. The trimming mechanism for the shaped rear end of a polyurethane tire according to claim 1, wherein: the feeding barrel (1) is provided with a lower stabilizing strip (101), the cutting barrel (2) is provided with an upper stabilizing strip (201), and the feeding barrel (1) is provided with a feeding hole (102).

5. The trimming mechanism for the shaped rear end of a polyurethane tire according to claim 1, wherein: the transverse moving mechanism (9) comprises a balance plate (901) connected with an output shaft of a rotating motor (803), two ends of the balance plate (901) are respectively embedded into a limiting groove (8041), a transverse moving rod (902) is arranged on the balance plate (901), a transverse moving motor (903) is arranged on the balance plate (901), a unidirectional screw rod (904) is arranged on the output shaft of the transverse moving motor (903), a sliding block (905) sleeved with the transverse moving rod (902) is arranged on the unidirectional screw rod (904), and a blade (906) is arranged on the sliding block (905).

6. A polyurethane tire shaping rear end trimming mechanism as set forth in claim 3, wherein: the locking mechanism (72) comprises a driving motor (7201) connected with the collar (7), a positive and negative screw rod (7202) erected in the locking mechanism (72) is arranged on an output shaft of the driving motor (7201), a storage plate (7203) is arranged on the positive and negative screw rod (7202), and a guide rod (7204) connected with the locking mechanism (72) is arranged on the storage plate (7203).