CN215709728U

CN215709728U - Horizontal clamping type rubber tire overturning device

Info

Publication number: CN215709728U
Application number: CN202121214185.8U
Authority: CN
Inventors: 王宏宇; 黄继平; 齐勇刚; 王明; 李福建
Original assignee: Anshan Caisheng Machinery Manufacturing Co ltd
Current assignee: Anshan Caisheng Machinery Manufacturing Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-02-01
Anticipated expiration: 2031-06-02

Abstract

The utility model belongs to the technical field of rubber tire production, and particularly relates to a horizontal clamping type rubber tire overturning device which comprises a rack, a lifting mechanism, a clamping mechanism, a swinging cylinder and a controller, wherein the lifting mechanism is arranged in the rack and is characterized in that the lifting mechanism is connected with the clamping mechanism, the clamping mechanism is of a horizontal holding structure, after the clamping mechanism clamps and fixes a tire from a previous production line, the lifting mechanism lifts the clamping mechanism to an overturning position, and the swinging cylinder overturns 180 degrees in the forward direction or 180 degrees in the reverse direction. Compared with the prior art, the utility model has the beneficial effects that: 1) the pressure sensor on the clamping roller is used for controlling the clamping action of the clamping motor, so that tires of various specifications can be turned over, and the application range is wide. 2) Synchronously finishes the clamping action, realizes the 180-degree turnover without angular dislocation and position offset of the tire, and meets the process requirements. 3) The device structure is greatly simplified, and the manufacturing cost is reduced.

Description

Horizontal clamping type rubber tire overturning device

Technical Field

The utility model belongs to the technical field of rubber tire production, and particularly relates to a horizontal clamping type rubber tire overturning device.

Background

In the production process of rubber tires, the specification, model, weight, uniformity and dynamic balance of the tires need to be detected, the detection result of each detection is marked on the side surface of the tire in the form of a bar code or a circular code, when the next parameter is measured, the former bar code or circular code needs to be identified so as to read the measured result and the management information of the tire, the bar code or circular code is not fixedly marked on one side of the tire, and when the code is printed or read, the tire needs to be turned over by 180 degrees according to the position of the bar code or circular code of the tire. In the past, manual identification and tire overturning are used, for all-steel radial tires with large sizes and weights, huge manpower is consumed for manual overturning, and meanwhile, dangerous factors that the tires injure workers exist, so that the efficiency is low, and the accuracy of printing identification positions is influenced due to the fact that angles and positions of the tires are changed after overturning.

The Chinese patent with application number of 201820983143.2 discloses a turnover mechanism for a tire production line, wherein a rubber tire is in an unconstrained state in the whole turnover process of the turnover mechanism, the problem of angular dislocation and position deviation exists in the tire turnover of 180 ︒ in the scheme, and the dynamic balance and uniformity detection position of the tire is inconsistent with the marking position due to the change of the angle and the position of the tire, so that the correction effect of the dynamic balance and uniformity is influenced, therefore, 180-degree turnover without angular dislocation and position deviation of the tire is required to be achieved, and the production requirement can be met.

The utility model discloses a turnover mechanism for a tire production line, which is a patent applied by our company earlier, wherein an upper clamping arm and a lower clamping arm in the structural form vertically clamp a tire, and then turnover is realized by 180 degrees, so that the requirement on the precision of the turnover position of the tire on the existing automatic production line is met, but the turnover mechanism is complex in structure, multiple in action and relatively high in cost.

Further improvements are needed to simplify the flip structure and operation and reduce manufacturing costs.

Disclosure of Invention

The utility model aims to provide a horizontal clamping type rubber tire overturning device, which overcomes the defects of the prior art, adopts a mode that left and right clamping arms horizontally clamp a tire, controls the clamping action of a clamping motor by using a pressure sensor on a clamping roller, can overturn tires with various specifications without adjustment, realizes the linear movement of synchronous clamping arms by using a gear rack and a guide rail, can meet the requirement of the accuracy of a tire overturning position after completing 180-degree overturning, greatly simplifies the structure of the device, reduces invalid actions, improves the working efficiency of the device, and reduces the manufacturing cost of the device.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the horizontal clamping type rubber tire overturning device comprises a rack, an elevating mechanism, a clamping mechanism, a swinging cylinder and a controller, wherein the elevating mechanism is arranged in the rack, and the horizontal clamping type rubber tire overturning device is characterized in that the elevating mechanism is connected with the clamping mechanism which is of a horizontal holding structure, the controller controls the action of the clamping mechanism to clamp and fix a tire from a preorder production line, the elevating mechanism lifts the clamping mechanism to an overturning position, the swinging cylinder overturns 180 degrees or 180 degrees reversely, the elevating mechanism falls and resets, and the tire overturned 180 degrees falls onto a production line conveying roller way.

Furthermore, elevating system includes lift cylinder, lift platform, lift track and slider, and the lift cylinder is located perpendicularly between lift platform and its below frame, and lift platform is the rectangular frame structure of constituteing by crossbeam and end beam connection, the lift track is located respectively on four stands of frame, and the end beam on the lift platform is connected with the slider on the lift track, slider and lift track phase-match, when the lift cylinder is flexible action, lift platform slides along the lift track along with the slider together.

Furthermore, the beam is composed of two parallel sub beams, two racks are oppositely arranged on the two sub beams, one end of each rack is connected with the clamping slide block, the other end of each rack is connected with the limiting slide block, and the bottom of each clamping slide block is connected with the clamping mechanism; and a gear is arranged between the two sub-beams, the two racks are respectively meshed with the gear, the gear is connected with the clamping motor, and when the clamping motor rotates, the two clamping sliding blocks are synchronously close to or far away from each other.

Furthermore, among the fixture, including centre gripping arm and pinch roll, the lower extreme of centre gripping arm is equipped with the swing cylinder, and the swing cylinder is connected with the upset axle center position of pinch roll support, the relative upset axle center symmetry is equipped with the pinch roll on the pinch roll support.

Furthermore, a limiting block is arranged at a proper position on the sub-beam.

Further, the number of the clamping rollers on the clamping roller bracket on one side is 2 or 4.

Furthermore, a pressure sensor is arranged in the clamping roller, and the pressure sensor and the controller are in signal transmission in a wired or wireless mode.

Compared with the prior art, the utility model has the beneficial effects that: 1) the mode that the left and right clamping arms horizontally clamp the tire is adopted, the clamping action of the clamping motor is controlled by the pressure sensor on the clamping roller, the tires of various specifications can be turned over, adjustment is not needed, and the application range is wide. 2) The clamping action is synchronously finished, the 180-degree turnover without angular dislocation and position offset of the tire is realized, the process requirements are met, and the working efficiency is improved. 3) The linear movement of the synchronous clamping arm is realized by utilizing the gear rack and the guide rail, after the 180-degree turnover is completed, the requirement on the accuracy of the turnover position of the tire can be met, the structure of the device can be greatly simplified, and the manufacturing cost of the device is greatly reduced.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a left side view of fig. 1.

FIG. 3 is a schematic view of a connection structure of a pinch roller holder and a pinch roller according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a clamping mechanism in an embodiment of the present invention.

Fig. 5 is a bottom view of fig. 4.

Fig. 6 is a left side view of fig. 4.

FIG. 7 is a schematic view of a connection structure of a clamping motor and a gear in the embodiment of the utility model.

In the figure: 1-a frame, 2-a lifting mechanism, 3-a clamping mechanism, 4-a swing cylinder, 5-a tire, 6-a lifting cylinder, 7-a lifting platform, 8-a lifting track, 9-a sliding block, 10-a cross beam, 11-an end beam, 12-a sub-cross beam, 13-a rack, 14-a gear, 15-a clamping motor, 16-a clamping sliding block, 17-a limiting sliding block, 18-a clamping arm, 19-a clamping roller bracket, 20-a clamping roller, 21-a weighing device roller table and 22-a limiting block.

Detailed Description

The following examples are presented to further illustrate embodiments of the present invention:

in the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, the structural schematic diagram of an embodiment of a horizontal clamping type rubber tire turnover device of the present invention includes a frame 1, a lifting mechanism 2, a clamping mechanism 3, a swing cylinder 4 and a controller, wherein the lifting mechanism 2 is arranged in the frame 1, the lifting mechanism 2 is connected with the clamping mechanism 3, the clamping mechanism 3 is a horizontal holding structure, the controller controls the action of the clamping mechanism 3 to clamp and fix a tire 5 from a previous production line, then the lifting mechanism 2 lifts the clamping mechanism 3 to a turnover position, then the swing cylinder 4 performs a turnover action according to a forward direction of 180 ° or a reverse direction of 180 °, and finally the lifting mechanism 2 falls down to convey the tire 5 turned over 180 ° to a subsequent production line. The controller is a PLC control system.

The lifting mechanism 2 comprises a lifting cylinder 6, a lifting platform 7, a lifting track 8 and a sliding block 9, the lifting cylinder 6 is vertically arranged between the lifting platform 7 and the machine frame 1 below the lifting platform, the lifting platform 7 is a rectangular frame structure formed by connecting a cross beam 10 and an end beam 11, and the lifting track 8 is respectively arranged on four upright posts of the machine frame 1 and is fixed by bolts. An end beam 11 on the lifting platform 7 is connected with a sliding block 9 on the lifting track 8, the sliding block 9 is matched with the lifting track 8, and when the lifting cylinder 6 does telescopic action, the lifting platform 7 slides up and down along the lifting track 8 along with the sliding block 9.

The beam 10 is composed of two parallel sub-beams 12, two racks 13 are oppositely arranged on the two sub-beams 12 respectively, one end of each rack 13 is connected with a clamping slider 16, the other end of each rack 13 is connected with a limiting slider 17, and the bottom of each clamping slider 16 is connected with a clamping arm 18; a gear 14 is arranged between each two sub-beams 12, the two racks 13 are respectively meshed with the gear 14, the gear 14 is connected with a clamping motor 15, and when the clamping motor 15 rotates, the two clamping sliders 16 synchronously approach or depart from each other. A limiting block 22 is arranged at a proper position on the sub-beam 12 to prevent the clamping slide block 16 from moving too far to cause mechanism failure. The clamping motor 15 is a double reduction gear. The limiting slide block 17 is used for preventing the rack from being separated from the gear.

The clamping mechanism comprises a clamping arm 18 and a clamping roller 20, wherein the lower end of the clamping arm 18 is provided with a swing cylinder 4, the swing cylinder 4 is connected with the overturning axis position of a clamping roller support 19, and the clamping roller 20 is symmetrically arranged on the clamping roller support 19 relative to the overturning axis. The number of pinch rollers 20 on one side of the pinch roller holder 19 is 4. The inside of the pinch roll 20 is provided with a pressure sensor, and the pressure sensor and the controller are in signal transmission through wires or wirelessly.

The pinch roller 20 is made of a rubber roller that can rotate freely. The output shaft of the swing cylinder is connected with the clamping roller bracket 19 through a flat key to realize the overturning action, and the optimal overturning axis of the clamping roller bracket 19 is positioned at the gravity center position thereof, so that the clamping roller bracket can flexibly and freely rotate by taking the overturning axis as the center.

The utility model can be assembled with a tyre weighing device located below the frame. When the rubber tire 5 moves below the clamping roller bracket 19 on the weighing device roller table 21, a photoelectric switch on the roller table sends a signal to a PLC control system, the PLC control system sends an instruction to the clamping motor 15, the clamping motor drives the gear 14 to rotate, the gear 14 enables the rack 13 meshed with the gear to enable the clamping slider 16 to horizontally and linearly move to drive the two clamping arms 18 to relatively approach and move to gradually approach the clamping tire 5, a pressure sensor is arranged in the clamping roller 20, when the clamping pressure reaches a set value, the PLC control system sends an instruction to the clamping motor to stop rotating, meanwhile, the control system supplies air to the lifting air cylinders 6, the two lifting air cylinders 6 synchronously push the lifting platform to drive the rubber tire 5 to ascend, after reaching the set height, the swinging air cylinders 4 act to realize 180-degree overturning, then the lifting air cylinders 6 descend to fall onto the weighing machine roller table, and then the clamping motor reversely rotates, the two pinch roller supports 19 are separated, and the rubber tire 5 falls onto the roller way, so that the overturning process of the rubber tire 5 is completed. It should be noted that the central connecting line of the two clamping roller brackets 19 in the embodiment of the present invention is perpendicular to the coming and going direction of the tire 5, and does not affect the movement of the tire 5 on the roller table.

Because the device control system needs to be provided with a plurality of air pipes, power lines, signal lines and the like, in order to avoid accidental falling of the air pipes and the lines, accidents occur in the rotating process, when the next tire arrives, the overturning action rotates 180 degrees in the opposite direction, so that the clamping roller bracket returns to the initial position, and the problem of winding of the power lines is solved. The above steps are repeated to ensure that the clamping mechanism always rotates within the range of 0-180 degrees.

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 able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof.

Claims

1. The horizontal clamping type rubber tire overturning device comprises a rack, an elevating mechanism, a clamping mechanism, a swinging cylinder and a controller, wherein the elevating mechanism is arranged in the rack, and the horizontal clamping type rubber tire overturning device is characterized in that the elevating mechanism is connected with the clamping mechanism which is of a horizontal holding structure, the controller controls the action of the clamping mechanism to clamp and fix a tire from a preorder production line, the elevating mechanism lifts the clamping mechanism to an overturning position, the swinging cylinder overturns 180 degrees or 180 degrees reversely, the elevating mechanism falls and resets, and the tire overturned 180 degrees falls onto a production line conveying roller way.

2. The horizontal clamp-type rubber tire upender as claimed in claim 1, wherein: the lifting mechanism comprises a lifting cylinder, a lifting platform, a lifting track and a sliding block, the lifting cylinder is vertically arranged between the lifting platform and the machine frame below the lifting platform, the lifting platform is of a rectangular frame structure formed by connecting a cross beam and end beams, the lifting track is respectively arranged on four stand columns of the machine frame, the end beams on the lifting platform are connected with the sliding block on the lifting track, the sliding block is matched with the lifting track, and when the lifting cylinder does telescopic action, the lifting platform slides up and down along the lifting track along with the sliding block.

3. The horizontal clamp-type rubber tire upender as claimed in claim 1, wherein: the beam is composed of two parallel sub beams, two racks are oppositely arranged on the two sub beams, one end of each rack is connected with the clamping slide block, the other end of each rack is connected with the limiting slide block, and the bottom of each clamping slide block is connected with the clamping mechanism; and a gear is arranged between the two sub-beams, the two racks are respectively meshed with the gear, the gear is connected with the clamping motor, and when the clamping motor rotates, the two clamping sliding blocks are synchronously close to or far away from each other.

4. The horizontal clamp-type rubber tire upender device of claim 3 wherein: the clamping mechanism comprises a clamping arm and a clamping roller, a swing cylinder is arranged at the lower end of the clamping arm and connected with the overturning axis position of the clamping roller support, and the clamping roller is symmetrically arranged on the clamping roller support relative to the overturning axis.

5. The horizontal clamp-type rubber tire upender device of claim 3 wherein: and a limiting block is arranged at a proper position on the sub-beam.

6. The horizontal clamp-type rubber tire upender as claimed in claim 4, wherein: the number of the clamping rollers on the clamping roller bracket on one side is 2 or 4.

7. The horizontal clamp-type rubber tire upender as claimed in claim 4, wherein: and a pressure sensor is arranged in the clamping roller, and the pressure sensor and the controller are in signal transmission in a wired or wireless manner.