A transfer device for bearing processing

Abstract

A transfer device for bearing processing disclosed by the present invention includes a conveyor belt, a turntable, and a grasping mechanism arranged between the conveyor belt and the turntable. A anti-tipping mechanism for preventing the last rolling element from tipping over and a positioning mechanism for positioning the penultimate rolling element are provided at the rear end of the conveyor belt; the conveyor belt continuously conveys the rolling elements backward, and the grasping mechanism grabs the rolling element at the last end of the conveyor belt onto the turntable and places it flat, realizing the automatic transfer of the rolling elements, with high efficiency, simple structure and low cost. The anti-tipping mechanism prevents the last rolling element from tipping over, and the positioning mechanism positions the penultimate rolling element to prevent the penultimate rolling element from tipping over when the grasping mechanism grabs the last rolling element.

Description

Technical Field

[0001] The present invention relates to the technical field of bearing processing, and specifically relates to a transfer device for bearing processing. Background Art

[0002] Bearings are important components in mechanical equipment. Their main function is to support rotating mechanical bodies, reduce the friction coefficient during their movement, and ensure their rotational accuracy. A rolling bearing generally consists of an outer ring, an inner ring, rolling elements, and a cage. According to the shape of the rolling elements, rolling bearings are divided into two categories: ball bearings and roller bearings.

[0003] When processing and transporting bearing rolling elements, they are all transferred manually or by a manipulator, which is inefficient and costly. Summary of the Invention

[0004] The purpose of the present invention is to solve the above problems and provide a transfer device for bearing processing, which can realize the transfer and leveling of bearing rolling elements, has a simple structure, low cost, and high efficiency.

[0005] The technical solution adopted by the present invention to solve its technical problems is as follows:

[0006] A transfer device for bearing processing includes a conveyor belt, a turntable, and a grasping mechanism arranged between the conveyor belt and the turntable. A tipping prevention mechanism for preventing the last rolling element from tipping over and a positioning mechanism for positioning the penultimate rolling element are provided at the rear end of the conveyor belt;

[0007] The grasping mechanism includes a rotatable first pneumatic gripper, a base, a lifting plate arranged on the base and moving up and down on the base, and a cross bar arranged at the bottom of the lifting plate and moving on the lifting plate. A second pneumatic gripper for grasping the rolling element on the conveyor belt onto the first pneumatic gripper is provided at the left end of the cross bar, and a third pneumatic gripper for grasping the rolling element on the first pneumatic gripper onto the turntable is provided at the right end of the cross bar;

[0008] The tipping prevention mechanism includes an end plate arranged at the rear end of the conveyor belt, a sliding rod passing through the end plate and slidably connected to the end plate. A first baffle is provided at the front end of the sliding rod, and a rotating shaft is provided at the rear end of the conveyor belt support. A cam cooperating with the rear end of the sliding rod is provided on the rotating shaft;

[0009] The positioning mechanism includes a sleeve arranged on the left side of the conveyor belt support and moving on the conveyor belt support, and a swing rod arranged on the sleeve and swinging on the sleeve. A pressing block is provided at the upper end of the swing rod. A second guide plate is provided outside the conveyor belt support. A guide hole cooperating with the swing rod is provided on the second guide plate. The guide hole includes an inclined portion inclined to the right from front to back and straight portions arranged at both ends of the inclined portion. A driving rod is provided at the end of the rotating shaft, and the driving rod is connected to the sleeve through a connecting rod.

[0010] Further, a vertical plate is provided on the ground. The first pneumatic gripper is arranged at the upper end of the vertical plate and rotates at the upper end of the vertical plate. A first motor for driving the first pneumatic gripper to rotate is provided at the upper end of the vertical plate.

[0011] Further, first guide rods symmetrically passing through the lifting plate and slidably connected to the lifting plate are provided on the base. A first hydraulic cylinder for driving the lifting plate to lift is provided on the base.

[0012] Further, a second hydraulic cylinder for driving the cross bar to move is provided on the lifting plate. The cross bar is slidably connected to the lifting plate through a guide rail-slider pair.

[0013] Further, a first guide plate for guiding the movement of the rolling elements is provided on the support of the conveyor belt.

[0014] Further, a connecting plate is provided at the rear end of the conveyor belt support. Both ends of the rotating shaft are rotatably connected to the connecting plate. A second motor for driving the rotating shaft to rotate is provided on the connecting plate.

[0015] Further, a compression spring is provided on the sliding rod. A second baffle is provided at the rear end of the sliding rod. The rear end of the compression spring contacts the second baffle, and the front end of the compression spring contacts the end plate.

[0016] Further, rollers are provided at the rear end of the sliding rod.

[0017] Further, a second guide rod cooperating with the sleeve is provided on the side of the conveyor belt support.

[0018] The beneficial effects of the present invention are as follows:

[0019] 1. The present invention includes a conveyor belt, a turntable, and a grasping mechanism arranged between the conveyor belt and the turntable. An anti-tipping mechanism for preventing the last rolling element from tipping and a positioning mechanism for positioning the penultimate rolling element are provided at the rear end of the conveyor belt. The conveyor belt continuously conveys the rolling elements backward. The grasping mechanism grabs the last rolling element at the rear end of the conveyor belt onto the turntable and places it flat, realizing the automatic transfer of the rolling elements, with high efficiency, simple structure, and low cost. The anti-tipping mechanism prevents the last rolling element from tipping, and the positioning mechanism positions the penultimate rolling element to prevent the penultimate rolling element from tipping when the grasping mechanism grabs the last rolling element.

[0020] 2. In the present invention, the gripping mechanism includes a rotatable first pneumatic gripper, a base, a lifting plate disposed on the base and moving up and down on the base, and a cross bar disposed at the bottom of the lifting plate and moving on the lifting plate. A second pneumatic gripper for gripping the rolling elements on the conveyor belt onto the first pneumatic gripper is provided at the left end of the cross bar, and a third pneumatic gripper for gripping the rolling elements on the first pneumatic gripper onto the turntable is provided at the right end of the cross bar. The cross bar rises and moves to the leftmost end, and then descends. At this time, the first pneumatic gripper rotates to the horizontal position, the second pneumatic gripper grips the rolling elements on the conveyor belt, and the third pneumatic gripper grips the rolling elements on the first pneumatic gripper. The cross bar moves up and moves to the rightmost end, and then descends. At this time, the first pneumatic gripper rotates to the vertical position, the second pneumatic gripper places the rolling elements onto the first pneumatic gripper, and the third pneumatic gripper transports the rolling elements onto the turntable, realizing the automatic transfer and laying flat of the rolling elements, with low cost and high efficiency.

[0021] 3. In the present invention, the anti-tipping mechanism includes an end plate disposed at the rear end of the conveyor belt, and a sliding rod passing through the end plate and slidably connected to the end plate. A first baffle is provided at the front end of the sliding rod, and a rotating shaft is provided at the rear end of the conveyor belt support. A cam cooperating with the rear end of the sliding rod is provided on the rotating shaft. When the rolling elements at the rear end of the conveyor belt are gripped and taken away, the conveyor belt transports the rolling elements backward. The cam cooperates with the sliding rod to push the sliding rod forward. The first baffle cooperates with the last rolling element and moves backward as the conveyor belt transports the rolling elements backward, preventing the rolling elements from tipping over.

[0022] 4. In the present invention, the positioning mechanism includes a sleeve disposed on the left side of the conveyor belt support and moving on the conveyor belt support, and a swing rod disposed on the sleeve and swinging on the sleeve. A pressing block is provided at the upper end of the swing rod. A second guide plate is provided outside the conveyor belt support. A guide hole cooperating with the swing rod is provided on the second guide plate. The guide hole includes an inclined portion inclined to the right from front to back and linear portions provided at both ends of the inclined portion. A driving rod is provided at the end of the rotating shaft. The driving rod is connected to the sleeve through a connecting rod. When the sleeve moves backward, under the action of the swing rod and the guide hole, the swing rod swings to the right, and the pressing block presses the penultimate rolling element, preventing interference with the penultimate rolling element when gripping the last rolling element. When the sleeve moves forward, under the action of the swing rod and the guide hole, the swing rod swings to the left, and the pressing block separates from the rolling elements, without interfering with the backward transportation of the rolling elements. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

[0024] Figure 1 Schematic structural diagram of the present invention;

[0025] Figure 2 Schematic diagram of the conveyor belt structure of the present invention Figure 1 ;

[0026] Figure 3 Schematic diagram of the conveyor belt structure of the present invention Figure 2 ;

[0027] Figure 4 Top view of the conveyor belt of the present invention;

[0028] Figure 5 Rear view of the grasping mechanism of the present invention.

[0029] In the figure: conveyor belt 1, turntable 2, first pneumatic gripper 3, base 4, lifting plate 5, cross bar 6, second pneumatic gripper 7, third pneumatic gripper 8, vertical plate 9, first motor 10, first guide rod 11, first hydraulic cylinder 12, second hydraulic cylinder 13, first guide plate 14, end plate 15, sliding rod 16, first baffle 17, rotating shaft 18, cam 19, sleeve 20, swing rod 21, pressing block 22, second guide plate 23, guide hole 24, driving rod 25, connecting rod 26, connecting plate 27, compression spring 28, second baffle 29, roller 30, second guide rod 31, second motor 32. Specific embodiments

[0030] In order to enable those skilled in the art to better understand the technical solutions in the present invention, the following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0031] As Figure 1 shown, a transfer device for bearing processing includes a conveyor belt 1, a turntable 2, and a grasping mechanism disposed between the conveyor belt 1 and the turntable 2. The rear end of the conveyor belt 1 is provided with an anti-tipping mechanism for preventing the last rolling element from tipping over and a positioning mechanism for positioning the penultimate rolling element; the conveyor belt 1 continuously conveys the motor backward, and the grasping mechanism grabs the last rolling element at the rear end of the conveyor belt 1 onto the turntable 2 and places it flat, realizing the automatic transfer of the rolling element, with high efficiency, simple structure, and low cost. The anti-tipping mechanism prevents the last rolling element from tipping over, and the positioning mechanism positions the penultimate rolling element to prevent the penultimate rolling element from tipping over when the grasping mechanism grabs the last rolling element.

[0032] As Figure 1 and Figure 5As shown, the grasping mechanism includes a rotatable first pneumatic gripper 3, a base 4, a lifting plate 5 disposed on the base 4 and capable of lifting and lowering on the base 4, and a cross bar 6 disposed at the bottom of the lifting plate 5 and capable of moving on the lifting plate 5. A second pneumatic gripper 7 for grasping the rolling elements on the conveyor belt 1 onto the first pneumatic gripper 3 is provided at the left end of the cross bar 6, and a third pneumatic gripper 8 for grasping the rolling elements on the first pneumatic gripper 3 onto the turntable 2 is provided at the right end of the cross bar 6. The cross bar 6 rises and moves to the leftmost end, and then descends. At this time, the first pneumatic gripper 3 rotates to the horizontal position, the second pneumatic gripper 7 grasps the rolling elements on the conveyor belt 1, and the third pneumatic gripper 8 grasps the rolling elements on the first pneumatic gripper 3. The cross bar 6 moves upward and to the rightmost end, and then descends. At this time, the first pneumatic gripper 3 rotates to the vertical position, the second pneumatic gripper 7 places the rolling elements onto the first pneumatic gripper 3, and the third pneumatic gripper 8 transports the rolling elements to the turntable, realizing the automatic transfer and leveling of the rolling elements, with low cost and high efficiency.

[0033] As Figure 2 and Figure 4 shown, the anti-tipping mechanism includes an end plate 15 disposed at the rear end of the conveyor belt 1, and a slide bar 16 passing through the end plate 15 and slidably connected to the end plate 15. A first baffle 17 is provided at the front end of the slide bar 16, and a rotating shaft 18 is provided at the rear end of the conveyor belt 1 support. A cam 19 cooperating with the rear end of the slide bar 16 is provided on the rotating shaft 18. When the rolling elements at the rear end of the conveyor belt 1 are grasped and taken away, the conveyor belt 1 conveys the rolling elements backward. The cam 19 cooperates with the slide bar to push the slide bar 16 to move forward. The first baffle 17 cooperates with the last rolling element, and as the conveyor belt 1 conveys the rolling elements backward, the first baffle 17 moves backward to prevent the rolling elements from tipping over.

[0034] As Figure 3 and Figure 4As shown in the figure, the positioning mechanism includes a sleeve 20 disposed on the left side of the bracket of the conveyor belt 1 and movable on the bracket of the conveyor belt 1, and a swing rod 21 disposed on the sleeve 20 and swingable on the sleeve 20. A pressing block 22 is provided at the upper end of the swing rod 21. A second guide plate 23 is provided outside the bracket of the conveyor belt 1. A guide hole 24 cooperating with the swing rod 21 is provided on the second guide plate 23. The guide hole 24 includes an inclined portion inclined rightward from front to back and linear portions provided at both ends of the inclined portion. A driving rod 25 is provided at the end of the rotating shaft 18. The driving rod 25 is connected to the sleeve 20 through a connecting rod 26. One end of the connecting rod 26 is rotatably connected to the end of the driving rod 25, and the other end of the connecting rod 26 is rotatably connected to the sleeve 20. When the rotating shaft 18 rotates, the sleeve 20 moves back and forth continuously under the action of the driving rod 25 and the connecting rod 26. When the sleeve 20 moves backward, under the action of the swing rod 21 and the guide hole 24, the swing rod 21 swings rightward, and the pressing block 22 presses the penultimate rolling element to prevent interference with the penultimate rolling element when grasping the last rolling element. When the sleeve 20 moves forward, under the action of the swing rod 21 and the guide hole 24, the swing rod 21 swings leftward, and the pressing block 22 is separated from the rolling element, without interfering with the backward conveying of the rolling element.

[0035] As Figure 1 shown in the figure, a vertical plate 9 is provided on the ground. The first pneumatic gripper 3 is disposed at the upper end of the vertical plate 9 and rotatable at the upper end of the vertical plate 9. A first motor 10 for driving the first pneumatic gripper 3 to rotate is provided at the upper end of the vertical plate 9.

[0036] As Figure 5 shown in the figure, first guide rods 11 symmetrically passing through the lifting plate 5 and slidably connected to the lifting plate 5 are provided on the base 4. A first hydraulic cylinder 12 for driving the lifting plate 5 to lift is provided on the base 4.

[0037] As Figure 5 shown in the figure, a second hydraulic cylinder 13 for driving the cross bar 6 to move is provided on the lifting plate 5. The cross bar 6 is slidably connected to the lifting plate 5 through a guide rail-slider pair.

[0038] As Figure 2 shown in the figure, a first guide plate 14 for guiding the movement of the rolling element is provided on the bracket of the conveyor belt 1.

[0039] As Figure 4 shown in the figure, a connecting plate 27 is provided at the rear end of the bracket of the conveyor belt 1. Both ends of the rotating shaft 18 are rotatably connected to the connecting plate 27. A second motor 32 for driving the rotating shaft 18 to rotate is provided on the connecting plate 27.

[0040] As Figure 4As shown, a compression spring 28 is provided on the sliding rod 16. A second baffle 29 is provided at the rear end of the sliding rod 16. The rear end of the compression spring 28 contacts the second baffle 29, and the front end of the compression spring 28 contacts the end plate 15. The compression spring 28 ensures that the rear end of the sliding rod 16 always contacts the cam.

[0041] As Figure 4 shown, a roller 30 is provided at the rear end of the sliding rod 16.

[0042] As Figure 3 shown, a second guide rod 31 that cooperates with the sleeve 20 is provided on the side of the bracket of the conveyor belt 1.

[0043] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by terms such as "left", "right", "up", "down", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present invention.

[0044] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, a direct connection, or an indirect connection through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A transfer device for bearing processing, characterized in that, It includes a conveyor belt (1), a turntable (2), and a grasping mechanism disposed between the conveyor belt (1) and the turntable (2). An anti-tipping mechanism for preventing the last rolling element from tipping over and a positioning mechanism for positioning the penultimate rolling element are provided at the rear end of the conveyor belt (1). The grasping mechanism includes a rotatable first pneumatic gripper (3), a base (4), a lifting plate (5) disposed on the base (4) and moving up and down on the base (4), and a cross bar (6) disposed at the bottom of the lifting plate (5) and moving on the lifting plate (5). A second pneumatic gripper (7) for grasping the rolling element on the conveyor belt (1) onto the first pneumatic gripper (3) is provided at the left end of the cross bar (6), and a third pneumatic gripper (8) for grasping the rolling element on the first pneumatic gripper (3) onto the turntable (2) is provided at the right end of the cross bar (6). A second hydraulic cylinder (13) for driving the cross bar (6) to move is provided on the lifting plate (5), and the cross bar (6) is slidably connected to the lifting plate (5) through a guide rail slider pair. The anti-tipping mechanism includes an end plate (15) provided at the rear end of the conveyor belt (1), a slide bar (16) passing through the end plate (15) and slidably connected to the end plate (15). A first baffle (17) is provided at the front end of the slide bar (16). A rotating shaft (18) is provided at the rear end of the conveyor belt (1) bracket, and a cam (19) cooperating with the rear end of the slide bar (16) is provided on the rotating shaft (18). The positioning mechanism includes a sleeve (20) provided on the left side of the conveyor belt (1) bracket and moving on the conveyor belt (1) bracket, and a swing rod (21) provided on the sleeve (20) and swinging on the sleeve (20). A pressing block (22) is provided at the upper end of the swing rod (21). A second guide plate (23) is provided outside the conveyor belt (1) bracket, and a guide hole (24) cooperating with the swing rod (21) is provided on the second guide plate (23). The guide hole (24) includes an inclined portion inclined to the right from front to back and straight portions provided at both ends of the inclined portion. A driving rod (25) is provided at the end of the rotating shaft (18), and the driving rod (25) is connected to the sleeve (20) through a connecting rod (26). A connecting plate (27) is provided at the rear end of the conveyor belt (1) bracket. The two ends of the rotating shaft (18) are rotatably connected to the connecting plate (27). A second motor (32) for driving the rotating shaft (18) to rotate is provided on the connecting plate (27). A compression spring (28) is provided on the slide bar (16). A second baffle (29) is provided at the rear end of the slide bar (16). The rear end of the compression spring (28) contacts the second baffle (29), and the front end of the compression spring (28) contacts the end plate (15).

2. The transfer device for bearing processing according to claim 1, characterized in that, A vertical plate (9) is provided on the ground. The first pneumatic gripper (3) is provided at the upper end of the vertical plate (9) and rotates at the upper end of the vertical plate (9). A first motor (10) for driving the first pneumatic gripper (3) to rotate is provided at the upper end of the vertical plate (9).

3. A transfer device for bearing processing according to claim 1, characterized in that, The base (4) is symmetrically provided with first guide rods (11) that pass through the lifting plate (5) and are slidably connected to the lifting plate (5). A first hydraulic cylinder (12) for driving the lifting plate (5) to lift is provided on the base (4).

4. A transfer device for bearing processing according to claim 1, characterized in that, A first guide plate (14) for guiding the movement of the rolling elements is provided on the bracket of the conveyor belt (1).

5. A transfer device for bearing processing according to claim 1, characterized in that, A roller (30) is provided at the rear end of the sliding rod (16).

6. The transfer device for bearing processing according to claim 1, wherein, A second guide rod (31) that cooperates with the sleeve (20) is provided on the side of the bracket of the conveyor belt (1).

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