A mechanical vulcanizing machine rear tire inflation device

Abstract

The present invention discloses a mechanical vulcanizer rear tire inflation device, comprising a base, an inflation mechanism and a centering mechanism, the upper end of the base is fixedly connected to a bracket, the top center position of the bracket is vertically fixedly connected to a column, the interior of the column is fixedly connected to a fixing frame, a double-headed motor is fixedly installed inside the fixing frame, the output end of the double-headed motor is horizontally fixedly connected to a rotating shaft, the end of the rotating shaft away from the double-headed motor passes through the fixing frame and is fixedly connected to four support rods, the end of the support rod away from the rotating shaft is fixedly connected to a fixed hub seat, the present invention utilizes the rotating shaft to drive the rotating base to rotate, the rotating base drives the first gear to roll along the transmission tooth, so that the first gear drives the turntable to rotate through the first rotating rod, the turntable drives the connecting rod to swing, so that the piston rod continuously transports air through the air guide pipe to the tire on the side wall of the fixed hub seat.

Description

Technical Field

[0001] The invention relates to the technical field of tire inflation, in particular to a mechanical vulcanizing machine rear tire inflation device. Background Art

[0002] At present, domestic radial tire shaping vulcanizers are mainly divided into two categories, one is mechanical radial tire shaping vulcanizer and the other is hydraulic radial tire shaping vulcanizer. Among them, mechanical shaping vulcanizer is the main model in the 1990s. Its tire unloading adopts a tire unloading trolley plus roller structure, and there is no tire unloading robot. At present, some manufacturers are still using mechanical vulcanizers. With the development of the times, the requirements for tire quality are getting higher and higher. Tire inflation device has become a standard configuration of semi-steel vulcanizers. By inflating the tire, the dynamic balance and other related qualities of the tire can be improved. At the same time, the gap between tire materials caused by different thermal expansion and contraction shrinkage rates of different materials can be reduced. However, due to structural and space limitations, semi-steel mechanical vulcanizers, especially old equipment, cannot use tire inflation devices.

[0003] In view of the above problems, an improved mechanical vulcanizer rear tire inflation device is now designed. Summary of the invention

[0004] The object of the present invention is to provide a mechanical vulcanizer rear tire inflation device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A mechanical vulcanizer rear tire inflation device comprises a base, an inflation mechanism and a centering mechanism, wherein the upper end of the base is fixedly connected to a bracket, the top center position of the bracket is vertically fixedly connected to a column, the interior of the column is fixedly connected to a fixing frame, a double-headed motor is fixedly installed inside the fixing frame, the output end of the double-headed motor is horizontally fixedly connected to a rotating shaft, the end of the rotating shaft away from the double-headed motor passes through the fixing frame and is fixedly connected to four support rods, the support rods are perpendicular to the rotating shaft, the four support rods are arranged in a circular array around the center position of the rotating shaft, and the end of the support rod away from the rotating shaft is fixedly connected to a fixed hub seat for holding and inflating the tire.

[0007] A moving component body capable of moving up and down along the side wall of the bracket is installed on the side wall of the bracket through a track, and a mechanical claw for moving the tire is fixedly installed on the side wall of the moving component body close to the column.

[0008] The inflation mechanism is arranged on the side wall of the rotating shaft, and is used to inflate the tire on the fixed wheel hub seat by utilizing the rotating force of the rotating shaft, thereby avoiding the external inflation tubes causing the inflation tubes to be entangled with each other, and improving the inflation efficiency.

[0009] The centering mechanism is arranged on the side wall of the base and is used to center the delivered tire, so as to facilitate the mechanical claw to quickly clamp and move the tire.

[0010] As a further solution of the present invention: the inflation mechanism includes an inflation cylinder corresponding to the support rod one by one, the inflation cylinder is fixedly connected to the side wall of the rotating shaft, the rotating shaft at the bottom of the inflation cylinder is fixedly connected to an air guide tube, the end of the air guide tube away from the inflation cylinder passes through the rotating shaft, the support rod and the fixed wheel hub seat and is arranged on the side wall of the fixed wheel hub seat, the inflation cylinder, the air guide tube and the side wall of the fixed wheel hub seat are connected to each other, and a one-way valve that only allows air to be transported by the air guide tube is fixedly installed inside the air guide tube, and an air inlet is opened on the side wall of the inflation cylinder close to the rotating shaft, and a one-way valve that only allows air to be transported to the inside of the inflation cylinder is fixedly installed inside the air inlet, and a piston rod is slidably connected to the inner wall of the inflation cylinder, and the end of the piston rod away from the rotating shaft passes through the inflation cylinder and is rotatably connected to a connecting rod by a hinge, and a driving component is provided on the side of the connecting rod away from the piston rod for driving the connecting rod to swing, thereby driving the piston rod to reciprocate along the inner wall of the inflation cylinder.

[0011] As a further scheme of the present invention: the driving assembly includes a fixing ring, which is fixedly connected to the side wall of the column, and the fixing ring is sleeved on the rotating shaft. A plurality of transmission teeth are fixedly connected to the inner wall of the fixing ring. A rotating base corresponding to the inflatable cylinder is fixedly connected to the side wall of the rotating shaft between the inflatable cylinder and the column. A first gear is rotatably provided on the rotating base close to the fixing ring, and the first gear is meshed with the transmission tooth. A first rotating rod is fixedly connected to the center position of the first gear, and the first rotating rods on both sides of the first gear are rotatably connected to the side wall of the rotating base. The end of the first rotating rod away from the column passes through the rotating base and is fixedly connected to a turntable, and the end surface of the turntable close to the side wall is fixedly connected to a rotating column, and the end of the connecting rod away from the piston rod is rotatably connected to the side wall of the rotating column.

[0012] As a further scheme of the present invention: the centering mechanism includes a positioning tabletop, the lower end of the positioning tabletop is fixedly connected to two mutually parallel support plates, and the upper end of the positioning tabletop is fixedly installed with a plurality of ball bearings that are convenient for moving the tire, and the support plate is vertically rotatably connected to two second rotating rods on the positioning tabletop on the side away from the center position of the positioning tabletop, the lower ends of the second rotating rods pass through the positioning tabletop and are fixedly connected to a second gear, the two second gears are meshed with each other, and the lower end of one of the second gears is fixedly connected to a motor for driving the second gear to rotate, the lower end of the motor is fixedly connected to a mounting plate, and the mounting plate is fixedly connected to the side wall of the support plate, the upper end of the second rotating rod is fixedly connected to a swing rod for moving and centering the tire on the ball bearing, the end of the swing rod away from the second rotating rod is rotatably installed with a roller, and the two swing rods on the same side are symmetrically arranged in an eight-shaped shape.

[0013] As a further solution of the present invention: the interior of the rotating shaft is fixedly connected with reinforcing ribs for improving the structural strength of the rotating shaft.

[0014] As a further solution of the present invention: the fixing ring and the column are fixedly connected together by welding.

[0015] As a further solution of the present invention: a sealing gasket for preventing air leakage is fixedly connected to the side wall of the piston rod.

[0016] As a further solution of the present invention: a friction pad for increasing the friction force of the lower end of the support plate is fixedly connected to the lower end of the support plate.

[0017] As a further solution of the present invention: a shock-absorbing pad for buffering and absorbing shock of the motor is fixedly connected to the base of the motor.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. The present invention is provided with an inflation mechanism, which utilizes a rotating shaft to drive a rotating base to rotate, and the rotating base drives the first gear to roll along the transmission tooth, so that the first gear drives a turntable to rotate through a first rotating rod, and the turntable drives a connecting rod to swing, so that the connecting rod drives a piston rod to move back and forth, so that the piston rod continuously transports air to the tire on the side wall of the fixed hub seat through an air guide pipe, and at the same time avoids the situation where an external inflation pipe causes the inflation pipes to be entangled with each other when the rotating shaft rotates, thereby improving the efficiency of tire inflation.

[0020] 2. The present invention is provided with a centering mechanism, which utilizes the second gear to drive the swing rod to push and clamp the tire on the ball bearing. Under the action of the swing rod and the roller, the center position of the tire on the ball bearing is aligned with the center position of the positioning table, which facilitates the mechanical claw to clamp and move the tire, thereby improving the movement efficiency of the tire. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention.

[0022] Figure 2 It is a structural schematic diagram of the present invention.

[0023] Figure 3 For the present invention Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0024] Figure 4 It is a structural schematic diagram of the centering mechanism in the present invention.

[0025] Among them: 1. base; 2. support rod; 3. rotating shaft; 4. air guide tube; 5. moving part body; 6. mechanical claw; 7. bracket; 8. column; 9. inflator; 10. rotating base; 11. first gear; 12. fixed frame; 13. double-headed motor; 14. fixed ring; 15. fixed hub seat; 16. turntable; 17. first rotating rod; 18. rotating column; 19. connecting rod; 20. piston rod; 21. air inlet; 22. transmission gear; 23. positioning table top; 24. motor; 25. mounting plate; 26. support plate; 27. ball; 28. second gear; 29. ​​roller; 30. swing rod; 31. second rotating rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-Figure 4 In an embodiment of the present invention, a mechanical vulcanizer rear tire inflation device includes a base 1, an inflation mechanism and a centering mechanism, the upper end of the base 1 is fixedly connected to a bracket 7, the top center position of the bracket 7 is vertically fixedly connected to a column 8, the column 8 is fixedly connected to a fixed frame 12, a double-headed motor 13 is fixedly installed inside the fixed frame 12, the output end of the double-headed motor 13 is horizontally fixedly connected to a rotating shaft 3, the end of the rotating shaft 3 away from the double-headed motor 13 passes through the fixed frame 12 and is fixedly connected to four support rods 2, the support rods 2 are perpendicular to the rotating shaft 3, the four support rods 2 are arranged in a circular array around the center position of the rotating shaft 3, and the end of the support rod 2 away from the rotating shaft 3 is fixedly connected to a fixed hub seat 15 for holding and inflating the tire.

[0028] A moving component body 5 capable of moving up and down along the side wall of the bracket 7 is installed on the side wall of the bracket 7 through a track, and a mechanical claw 6 for moving the tire is fixedly installed on the side wall of the moving component body 5 close to the column 8.

[0029] The inflation mechanism is arranged on the side wall of the rotating shaft 3, and is used to inflate the tire on the fixed hub seat 15 by utilizing the rotation force of the rotating shaft 3, thereby avoiding external inflation tubes that cause the inflation tubes to be entangled with each other, and improving the inflation efficiency.

[0030] The centering mechanism is arranged on the side wall of the base 1 and is used to center the delivered tire, so as to facilitate the mechanical claw 6 to quickly clamp and move the tire.

[0031] The inflation mechanism includes an inflation cylinder 9 corresponding to the support rod 2 one by one, and the inflation cylinder 9 is fixedly connected to the side wall of the rotating shaft 3. The rotating shaft 3 at the bottom of the inflation cylinder 9 is fixedly connected to an air guide tube 4. The end of the air guide tube 4 away from the inflation cylinder 9 passes through the rotating shaft 3, the support rod 2 and the fixed hub seat 15 and is arranged on the side wall of the fixed hub seat 15. The inflation cylinder 9, the air guide tube 4 and the side wall of the fixed hub seat 15 are interconnected, and a one-way valve that only allows air to be transported to the air guide tube 4 is fixedly installed inside the air guide tube 4. An air inlet 21 is provided on the side wall of the air cylinder 9 close to the rotating shaft 3, and a one-way valve is fixedly installed inside the air inlet 21 for only allowing air to be transported into the air cylinder 9. A piston rod 20 is slidably connected to the inner wall of the air cylinder 9, and the end of the piston rod 20 away from the rotating shaft 3 passes through the air cylinder 9 and is connected to a connecting rod 19 by a hinge. A driving component is provided on the side of the connecting rod 19 away from the piston rod 20 for driving the connecting rod 19 to swing and thereby driving the piston rod 20 to reciprocate along the inner wall of the air cylinder 9.

[0032] The driving assembly includes a fixed ring 14, which is fixedly connected to the side wall of the column 8, and the fixed ring 14 is sleeved on the rotating shaft 3. A plurality of transmission teeth 22 are fixedly connected to the inner wall of the fixed ring 14. A rotating base 10 corresponding to the inflatable cylinder 9 is fixedly connected to the side wall of the rotating shaft 3 between the inflatable cylinder 9 and the column 8. A first gear 11 is rotatably provided on one end of the rotating base 10 close to the fixed ring 14. The first gear 11 and the transmission tooth 22 are meshed with each other. A first rotating rod 17 is fixedly connected to the center position of the first gear 11. The first rotating rods 17 on both sides of the first gear 11 are rotatably connected to the side wall of the rotating base 10. The end of the first rotating rod 17 away from the column 8 passes through the rotating base 10 and is fixedly connected to a turntable 16. A rotating column 18 is fixedly connected to the end surface of the turntable 16 close to the side wall, and the end of the connecting rod 19 away from the piston rod 20 is rotatably connected to the side wall of the rotating column 18.

[0033] The function of the inflation mechanism is to utilize the rotating shaft 3 to drive the rotating base 10 to rotate, and the rotating base 10 drives the first gear 11 to roll along the transmission tooth 22, so that the first gear 11 drives the turntable 16 to rotate through the first rotating rod 17, and the turntable 16 drives the connecting rod 19 to swing, so that the connecting rod 19 drives the reciprocating movement of the piston rod 20, so that the piston rod 20 continuously transports air through the air guide pipe 4 to the tire on the side wall of the fixed wheel hub seat 15, and at the same time avoids the situation where the external inflation tube causes the inflation tubes to be entangled with each other when the rotating shaft 3 rotates, thereby improving the efficiency of tire inflation and facilitating use by users.

[0034] The centering mechanism includes a positioning table 23, the lower end of which is fixedly connected to two supporting plates 26 parallel to each other, and the upper end of the positioning table 23 is fixedly installed with a plurality of ball bearings 27 for facilitating the movement of the tire, and the supporting plate 26 is vertically rotatably connected to the positioning table 23 on one side of the positioning table 23 away from the center position of the positioning table 23. The lower ends of the second rotating rods 31 pass through the positioning table 23 and are fixedly connected to second gears 28, and the two second gears 28 are meshed with each other, and the lower end of one of the second gears 28 is fixedly connected to a motor 24 for driving the second gear 28 to rotate, and the lower end of the motor 24 is fixedly connected to a mounting plate 25, and the mounting plate 25 is fixedly connected to the side wall of the supporting plate 26, and the upper end of the second rotating rod 31 is fixedly connected to a swing rod 30 for moving and centering the tire on the ball bearings 27, and the end of the swing rod 30 away from the second rotating rod 31 is rotatably installed with a roller 29, and the two swing rods 30 on the same side are symmetrically arranged in an eight-shaped shape.

[0035] The function of the centering mechanism is to utilize the second gear 28 to drive the swing rod 30 to push and clamp the tire on the ball 27. Under the action of the swing rod 30 and the roller 29, the center position of the tire on the ball 27 is aligned with the center position of the positioning table 23, which facilitates the mechanical claw 6 to clamp and move the tire, improves the movement efficiency of the tire, and is convenient for users to use.

[0036] The working principle of the present invention is:

[0037] When in use, the tire is transported to the upper end of the ball 27, and then the motor 24 is started. The output end of the motor 24 drives the second gear 28 to rotate. Since the two second gears 28 are meshed with each other, the rotation directions of the two second gears 28 are opposite. The second gear 28 drives the second rotating rod 31 to rotate, and the second rotating rod 31 drives the swing rod 30 to swing. The swing rod 30 drives the roller 29 to push the tire on the ball 27. Finally, the four rollers 29 clamp the tire together to achieve the centering of the tire.

[0038] Then start the moving component body 5 to move up and down along the side wall of the bracket 7, and use the mechanical claw 6 to move the tire on the ball 27 and place it on the fixed wheel hub seat 15. After the tire is placed, start the double-headed motor 13. The output end of the double-headed motor 13 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the support rod 2 to rotate, the support rod 2 drives the fixed wheel hub seat 15 to rotate, and the fixed wheel hub seat 15 drives the tire to rotate, so as to facilitate the placement of a new tire on the next fixed wheel hub seat 15.

[0039] At the same time, the rotating shaft 3 drives the rotating base 10 to rotate, and the rotating base 10 drives the first gear 11 to roll along the side wall of the transmission tooth 22, so that the first gear 11 rotates, and the first gear 11 drives the first rotating rod 17 to rotate, and the first rotating rod 17 drives the turntable 16 to rotate, and the turntable 16 drives the connecting rod 19 to swing. Under the action of the hinge, the connecting rod 19 drives the piston rod 20 to move up and down along the inner wall of the inflation cylinder 9, and the piston rod 20 transports the air inside the inflation cylinder 9 to the inside of the air guide tube 4, and the air guide tube 4 transports the air to the tire on the side wall of the fixed hub seat 15 to achieve tire inflation.

[0040] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention.

Claims

1. A rear tire inflation device for a mechanical vulcanizer, comprising a base (1), an inflation mechanism and a centering mechanism, wherein the upper end of the base (1) is fixedly connected to a bracket (7), and a column (8) is vertically fixedly connected to the center of the top of the bracket (7), characterized in that: The column (8) is fixedly connected to a fixed frame (12) inside, a double-headed motor (13) is fixedly installed inside the fixed frame (12), the output end of the double-headed motor (13) is horizontally fixedly connected to a rotating shaft (3), one end of the rotating shaft (3) away from the double-headed motor (13) passes through the fixed frame (12) and is fixedly connected to four support rods (2), the support rods (2) and the rotating shaft (3) are perpendicular to each other, the four support rods (2) are arranged in a circular array around the center position of the rotating shaft (3), and one end of the support rod (2) away from the rotating shaft (3) is fixedly connected to a fixed hub seat (15) for holding a tire and inflating the tire; A moving component body (5) capable of moving up and down along the side wall of the bracket (7) is installed on the side wall of the bracket (7) via a track, and a mechanical claw (6) for moving the tire is fixedly installed on the side wall of the moving component body (5) close to the column (8); The inflation mechanism is arranged on the side wall of the rotating shaft (3) and is used to inflate the tire on the fixed hub seat (15) by utilizing the rotation force of the rotating shaft (3), thereby avoiding the need for external inflation tubes, which may cause the inflation tubes to be entangled with each other; The centering mechanism is arranged on the side wall of the base (1) and is used to center the delivered tire, so as to facilitate the mechanical claw (6) to quickly clamp and move the tire; The inflation mechanism comprises an inflation cylinder (9) corresponding to the support rod (2) one by one, the inflation cylinder (9) being fixedly connected to the side wall of the rotating shaft (3), an air guide tube (4) being fixedly connected inside the rotating shaft (3) at the bottom of the inflation cylinder (9), one end of the air guide tube (4) away from the inflation cylinder (9) passing through the rotating shaft (3), the support rod (2) and the fixed wheel hub seat (15) and being arranged on the side wall of the fixed wheel hub seat (15), the inflation cylinder (9), the air guide tube (4) and the side wall of the fixed wheel hub seat (15) being interconnected, and a one-way valve for only allowing air to be transported to the air guide tube (4) being fixedly installed inside the air guide tube (4) The air inlet (21) is provided on the side wall of the air inlet (9) near the rotating shaft (3), and a one-way valve is fixedly installed inside the air inlet (21) to allow only air to be transported into the air inlet (9). A piston rod (20) is slidably connected to the inner wall of the air inlet (9), and one end of the piston rod (20) away from the rotating shaft (3) passes through the air inlet (9) and is rotatably connected to a connecting rod (19) via a hinge. A driving component for driving the connecting rod (19) to swing and thereby drive the piston rod (20) to reciprocate along the inner wall of the air inlet (9) is provided on the side of the connecting rod (19) away from the piston rod (20); The driving assembly comprises a fixing ring (14), the fixing ring (14) being fixedly connected to the side wall of the column (8), the fixing ring (14) being sleeved on the rotating shaft (3), a plurality of transmission teeth (22) being fixedly connected to the inner wall of the fixing ring (14), a rotating base (10) corresponding to the inflatable cylinder (9) being fixedly connected to the side wall of the rotating shaft (3) between the inflatable cylinder (9) and the column (8), a first gear (11) being rotatably provided at one end of the rotating base (10) close to the fixing ring (14), the first gear (11) being rotatably connected to the transmission gear (22) and the rotating base (10) being rotatably connected to the rotating base (10 ... The movable teeth (22) are meshed with each other. A first rotating rod (17) is fixedly connected to the center position of the first gear (11). The first rotating rods (17) on both sides of the first gear (11) are rotatably connected to the side walls of the rotating base (10). One end of the first rotating rod (17) away from the column (8) passes through the rotating base (10) and is fixedly connected to a rotating disk (16). A rotating column (18) is fixedly connected to the end surface of the rotating disk (16) close to the side wall. One end of the connecting rod (19) away from the piston rod (20) is rotatably connected to the side wall of the rotating column (18). The centering mechanism comprises a positioning table (23), the lower end of the positioning table (23) is fixedly connected to two mutually parallel support plates (26), the upper end of the positioning table (23) is fixedly installed with a plurality of balls (27) for facilitating the movement of the tire, the support plate (26) is vertically rotatably connected to two second rotating rods (31) on the positioning table (23) at one side away from the center position of the positioning table (23), the lower ends of the second rotating rods (31) pass through the positioning table (23) and are fixedly connected to second gears (28), and the two second gears (28) are meshed with each other, wherein A motor (24) for driving the second gear (28) to rotate is fixedly connected to the lower end of the second gear (28); a mounting plate (25) is fixedly connected to the lower end of the motor (24); the mounting plate (25) is fixedly connected to the side wall of the support plate (26); a swing rod (30) for moving and centering the tire on the ball (27) is fixedly connected to the upper end of the second rotating rod (31); a roller (29) is rotatably mounted on one end of the swing rod (30) away from the second rotating rod (31); and two swing rods (30) on the same side are symmetrically arranged in an "eight" shape.

2. A mechanical vulcanizer rear tire inflation device according to claim 1, characterized in that: A reinforcing rib for improving the structural strength of the rotating shaft (3) is fixedly connected inside the rotating shaft (3).

3. A mechanical vulcanizer rear tire inflation device according to claim 1, characterized in that: The fixing ring (14) and the column (8) are fixedly connected together by welding.

4. A mechanical vulcanizer rear tire inflation device according to claim 1, characterized in that: A sealing gasket for preventing air leakage is fixedly connected to the side wall of the piston rod (20).

5. A mechanical vulcanizing machine rear tire inflation device according to claim 1, characterized in that: A friction pad for increasing the friction force of the lower end of the support plate (26) is fixedly connected to the lower end of the support plate (26).

6. A mechanical vulcanizer rear tire inflation device according to claim 1, characterized in that: A shock-absorbing pad for buffering and absorbing shock of the motor (24) is fixedly connected to the base of the motor (24).

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