Opening and closing gripping device

Abstract

The utility model aims to provide an opening and closing gripping device, which solves the problem of large occupied space during lifting and comprises a bottom frame and a driving component, the driving component is arranged on the bottom frame and comprises an air cylinder and a synchronous driving rod, a first bearing rod and a second bearing rod are rotatably arranged at two ends of the bottom frame, and the first bearing rod and the second bearing rod are arranged on the bottom frame. The first rotating head is arranged on the first bearing rod, and the second rotating head is arranged on the second bearing rod; due to the fact that the air cylinder and the synchronous driving rod are flatly arranged, when the air cylinder drives the synchronous driving rod to move, the synchronous driving rod only moves in the horizontal direction, the synchronous driving rod occupies little space in the vertical direction, and the first bearing rod and the second bearing rod also rotate on the horizontal plane. The first bearing rod and the second bearing rod do not ascend or descend and do not occupy the space in the vertical direction, so that the occupied height in the vertical direction is small during lifting, and the problem that the occupied space is large during lifting is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to product grabbing field, especially a kind of open and close grabbing device. BACKGROUND

[0002] For the lifting of large products or components, the lifting device needs to consider many factors, especially when used in a factory building, the volume of the lifting device cannot be too large, and it is usually lifted in the vertical direction. Due to the limited space in the factory building, the safety of the operator must also be considered. How to safely lift the components in the limited space is a problem to be solved. SUMMARY

[0003] The utility model aims to provide a kind of open and close grabbing device, solve the problem of large space occupation when lifting.

[0004] To achieve the above purpose, the utility model adopts the technical scheme of:

[0005] The utility model provides a kind of open and close grabbing device, including bottom frame and drive assembly, drive assembly is set on bottom frame,

[0006] The drive assembly includes a cylinder and a synchronous drive rod, the cylinder is arranged on the bottom frame, and the synchronous drive rod is rotatably connected with the driving end of the cylinder.

[0007] The drive assembly further includes a first supporting rod, a second supporting rod, a first rotating head and a second rotating head, the first supporting rod and the second supporting rod are rotatably arranged at both ends of the bottom frame, the first rotating head is arranged on the first supporting rod, and the second rotating head is arranged on the second supporting rod.

[0008] The drive assembly further includes a first connecting rod and a second connecting rod, the first connecting rod is arranged on the first supporting rod, the second connecting rod is arranged on the second supporting rod, and the synchronous drive rod is rotatably connected with the first connecting rod and the second connecting rod at both ends.

[0009] The first rotating head has a first supporting block, the second rotating head has a second supporting block, the bottom frame has a containing space below, the first supporting rod and the second supporting rod are respectively located on both sides of the containing space, and the containing space is used for containing products.

[0010] The first supporting block and the second supporting block have two states of limiting and unlocking products, in the unlocking state, the first supporting block and the second supporting block are away from the containing space, in the limiting state, the first supporting block and the second supporting block are rotated below the containing space.

[0011] Optionally, the synchronous driving rod has a first connecting plate, a second connecting plate and an intermediate connecting block, the first connecting plate is rotationally connected with the first connecting rod, the second connecting plate is rotationally connected with the second connecting rod, and the intermediate connecting block is rotationally connected with the driving end of the air cylinder.

[0012] Further, the first connecting rod comprises integrally formed first and second rods, an included angle is formed between the first and second rods, and the first rod is rotationally connected with the first connecting plate.

[0013] Further, the second connecting rod comprises integrally formed third and fourth rods, an included angle is formed between the third and fourth rods, and the third rod is rotationally connected with the second connecting plate.

[0014] Further, the driving assembly further comprises a first synchronous rod, a first rotating block and a third supporting rod, the third supporting rod is rotationally arranged on the bottom frame, the first rotating block is arranged on the third supporting rod, and the two ends of the first synchronous rod are rotationally connected with the first rotating block and the second rod respectively.

[0015] Further, the driving assembly further comprises a second synchronous rod, a second rotating block and a fourth supporting rod, the fourth supporting rod is rotationally arranged on the bottom frame, the second rotating block is arranged on the fourth supporting rod, and the two ends of the second synchronous rod are rotationally connected with the second rotating block and the fourth rod respectively.

[0016] Further, the third and fourth supporting rods are located on two sides of the accommodating space.

[0017] Further, the third supporting rod is provided with a third rotating head having a third supporting block, the fourth supporting rod is provided with a fourth rotating head having a fourth supporting block, and the third and fourth supporting blocks have two states of limiting and unlocking products.

[0018] Optionally, the bottom frame is provided with a limiting seat, the air cylinder abuts against the limiting seat, and the limiting seat is used for blocking the air cylinder from retreating.

[0019] Thanks to the above technical scheme, the present application has the following advantages compared with the prior art:

[0020] The utility model discloses a kind of opening and closing grabbing device, because cylinder and synchronous drive rod are all flatly arranged, when cylinder drives synchronous drive rod to move, synchronous drive rod just moves in horizontal direction, synchronous drive rod occupies very little space in vertical direction, and first support rod and second support rod are also rotated in horizontal plane, first support rod and second support rod cannot rise or drop, also cannot occupy space in vertical direction, so when hoisting, height in vertical direction is occupied little, thus solve the problem of large space occupied when lifting. BRIEF DESCRIPTION OF DRAWINGS

[0021] Some specific embodiments of the utility model will be described in detail hereinafter with reference to the accompanying drawings in an exemplary but not restrictive manner. The same reference signs in the drawings indicate the same or similar components or parts. It should be understood by those skilled in the art that the drawings are not necessarily drawn to scale. In the drawings:

[0022] Figure 1 is a perspective view of a kind of opening and closing grabbing device according to the utility model embodiment;

[0023] Figure 2 is Figure 1 perspective view of another view shown;

[0024] Figure 3 is Figure 2 perspective view of another view shown.

[0025] Among them, the following is explained to the reference signs:

[0026] 1, bottom frame;2, drive assembly;3, limit seat;4, component;10, containing space;21, cylinder;22, synchronous drive rod;23, first support rod;24, second support rod;25, first head;26, second head;27, first connecting rod;28, second connecting rod;211, first synchronous rod;212, second synchronous rod;213, first rotating block;214, second rotating block;215, third support rod;216, fourth support rod;217, third head;218, fourth head;219, third support block;220, fourth support block;221, first connecting plate;222, second connecting plate;223, middle connecting block;251, first support block;261, second support block;271, first rod;272, second rod;281, third rod;282, fourth rod. DETAILED DESCRIPTION

[0027] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0028] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0029] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as there is no conflict.

[0030] As shown in Figure 1 and Figure 2 and Figure 3 A kind of opening and closing grabbing device, including bottom frame 1 and drive assembly 2, drive assembly 2 is arranged on bottom frame 1, drive assembly 2 is used to grab component 4, component 4 is located below bottom frame 1.

[0031] Drive assembly 2 includes cylinder 21 and synchronous drive rod 22, cylinder 21 is arranged on bottom frame 1, synchronous drive rod 22 is rotationally connected with the drive end of cylinder 21, and cylinder 21 drives synchronous drive rod 22 to move.

[0032] Drive assembly 2 further includes first supporting rod 23, second supporting rod 24, first head 25 and second head 26, first supporting rod 23 and second supporting rod 24 are rotationally arranged at both ends of bottom frame 1, and first supporting rod 23 and second supporting rod 24 both pass through bottom frame 1 downward, first head 25 is located at the bottom of first supporting rod 23, and second head 26 is arranged at the bottom of second supporting rod 24, first head 25 rotates with first supporting rod 23, and second head 26 rotates with second supporting rod 24.

[0033] The driving assembly 2 further comprises a first connecting rod 27 and a second connecting rod 28, the first connecting rod 27 is arranged on the first supporting rod 23 and has a corner, the second connecting rod 28 is arranged on the second supporting rod 24 and has a corner, the synchronous driving rod 22 is rotatably connected with the first connecting rod 27 and the second connecting rod 28 at both ends, when the cylinder 21 drives the synchronous driving rod 22 to move, the synchronous driving rod 22 synchronously drives the first connecting rod 27 and the second connecting rod 28 to rotate, so as to drive the first supporting rod 23 and the second supporting rod 24 to rotate.

[0034] The first supporting block 251 is arranged on the first rotating head 25 and rotates with the first rotating head 25, the second supporting block 261 is arranged on the second rotating head 26 and rotates with the second rotating head 26, the bottom frame 1 is provided with a containing space 10 below, the first supporting rod 23 and the second supporting rod 24 are respectively arranged on both sides of the containing space 10, and the containing space 10 is used for containing the component 4 between the first supporting rod 23 and the second supporting rod 24.

[0035] The first supporting block 251 and the second supporting block 261 have two states of limiting and unlocking products, when in the limiting state, the first supporting block 251 and the second supporting block 261 are rotated to below the containing space 10, that is, the first supporting block 251 and the second supporting block 261 are rotated to below both ends of the component 4 in the same direction, then the bottom frame 1 is hoisted under the action of other equipment, the first supporting block 251 and the second supporting block 261 are lifted upward until the first supporting block 251 and the second supporting block 261 jointly hold up the component 4, at this time, the component 4 is grabbed and transferred.

[0036] When in the unlocking state, the first supporting block 251 and the second supporting block 261 are not provided with the component 4, the component 4 has been hoisted away by other equipment, the first supporting block 251 and the second supporting block 261 are reversely rotated in the same direction again, the first supporting block 251 and the second supporting block 261 are rotated to the outside of the containing space 10 in the same direction, at this time, the first supporting block 251 and the second supporting block 261 are not simultaneously below the bottom frame 1.

[0037] The synchronous driving rod 22 is provided with a first connecting plate 221, a second connecting plate 222 and an intermediate connecting block 223, the intermediate connecting block 223 is located between the first connecting plate 221 and the second connecting plate 222, the first connecting plate 221, the second connecting plate 222 and the intermediate connecting block 223 are located on the same side of the synchronous driving rod 22, the first connecting plate 221 is rotatably connected with the first connecting rod 27, the second connecting plate 222 is rotatably connected with the second connecting rod 28, and the intermediate connecting block 223 is rotatably connected with the driving end of the cylinder 21.

[0038] The first connecting rod 27 comprises a first rod 271 and a second rod 272 which are integrally formed and form an included angle between the first rod 271 and the second rod 272, the first rod 271 is rotationally connected with the first connecting plate 221, the drive assembly 2 further comprises a first synchronous rod 211, a first rotating block 213 and a third supporting rod 215, the third supporting rod 215 is rotationally arranged on the bottom frame 1, the first rotating block 213 is arranged at the top end of the third supporting rod 215, the first synchronous rod 211 is rotationally connected with the first rotating block 213 and the second rod 272 at two ends respectively, the first supporting rod 23 and the third supporting rod 215 are located on the same side of the bottom frame 1.

[0039] The second connecting rod 28 comprises a third rod 281 and a fourth rod 282 which are integrally formed and form an included angle between the third rod 281 and the fourth rod 282, the third rod 281 is rotationally connected with the second connecting plate 222, the drive assembly 2 further comprises a second synchronous rod 212, a second rotating block 214 and a fourth supporting rod 216, the fourth supporting rod 216 is rotationally arranged on the bottom frame 1, the second rotating block 214 is arranged at the top end of the fourth supporting rod 216, the second synchronous rod 212 is rotationally connected with the second rotating block 214 and the fourth rod 282 at two ends respectively, the fourth supporting rod 216 and the second supporting rod 24 are located on the same side of the bottom frame 1.

[0040] The third supporting rod 215 and the fourth supporting rod 216 are located on both sides of the containing space 10, the first supporting rod 23, the second supporting rod 24, the third supporting rod 215 and the fourth supporting rod 216 are all located outside the containing space 10, in addition, the first supporting rod 23, the second supporting rod 24, the third supporting rod 215 and the fourth supporting rod 216 can prevent the component 4 from slipping.

[0041] The third supporting rod 215 is provided with a third rotating head 217, the third rotating head 217 has a third supporting block 219, the fourth supporting rod 216 is provided with a fourth rotating head 218, the fourth rotating head 218 has a fourth supporting block 220, the third supporting block 219 and the fourth supporting block 220 have two states of limiting and unlocking products, the first supporting rod 23, the second supporting rod 24, the third supporting rod 215 and the fourth supporting rod 216 rotate in the same direction, in the limiting state, the third supporting block 219 and the fourth supporting block 220 rotate below the containing space 10, in the unlocking state, the third supporting block 219 and the fourth supporting block 220 rotate outside the containing space 10.

[0042] The bottom frame 1 is provided with a limiting seat 3, the limiting seat 3 abuts against the cylinder 21, the limiting seat 3 is used for blocking the cylinder 21 from retreating, the limiting seat 3 makes the cylinder 21 stable during driving, and the cylinder 21 cannot retreat.

[0043] The above examples are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. An open-close grabbing device, comprising a base frame (1) and a driving assembly (2), wherein the driving assembly (2) is arranged on the base frame (1), characterized in that the driving assembly (2) comprises a cylinder (21) and a synchronous driving rod (22), the cylinder (21) is arranged on the base frame (1), and the synchronous driving rod (22) is rotationally connected with a driving end of the cylinder (21). The driving assembly (2) further comprises a first supporting rod (23), a second supporting rod (24), a first rotating head (25) and a second rotating head (26), the first supporting rod (23) and the second supporting rod (24) are rotationally arranged at two ends of the base frame (1), the first rotating head (25) is arranged on the first supporting rod (23), and the second rotating head (26) is arranged on the second supporting rod (24). The driving assembly (2) further comprises a first connecting rod (27) and a second connecting rod (28), the first connecting rod (27) is arranged on the first supporting rod (23), the second connecting rod (28) is arranged on the second supporting rod (24), and the synchronous driving rod (22) rotationally connects the first connecting rod (27) and the second connecting rod (28) at two ends thereof. The first rotating head (25) is provided with a first supporting block (251), the second rotating head (26) is provided with a second supporting block (261), the base frame (1) is provided with an accommodating space (10) below, the first supporting rod (23) and the second supporting rod (24) are respectively located at two sides of the accommodating space (10), and the accommodating space (10) is used for accommodating components. The first supporting block (251) and the second supporting block (261) have two states of limiting and unlocking products, when being in the unlocking state, the first supporting block (251) and the second supporting block (261) are away from the accommodating space (10), and when being in the limiting state, the first supporting block (251) and the second supporting block (261) are rotated to below the accommodating space (10). The synchronous driving rod (22) is provided with a first connecting plate (221), a second connecting plate (222) and an intermediate connecting block (223), the first connecting plate (221) is rotationally connected with the first connecting rod (27), the second connecting plate (222) is rotationally connected with the second connecting rod (28), and the intermediate connecting block (223) is rotationally connected with the driving end of the cylinder (21).

2. The opening and closing gripping device according to claim 1, characterized in that The first connecting rod (27) comprises a first rod (271) and a second rod (272) formed integrally, an included angle is formed between the first rod (271) and the second rod (272), and the first rod (271) is rotationally connected with the first connecting plate (221).

3. The opening and closing gripping device according to claim 2, characterized in that The second connecting rod (28) comprises a third rod (281) and a fourth rod (282) formed integrally, an included angle is formed between the third rod (281) and the fourth rod (282), and the third rod (281) is rotationally connected with the second connecting plate (222).

4. The opening and closing gripping device according to claim 3, characterized in that ​ 5. The opening and closing gripping device according to claim 4, characterized in that The driving assembly (2) further comprises a first synchronous rod (211), a first rotating block (213) and a third supporting rod (215), the third supporting rod (215) is rotationally arranged on the bottom frame (1), the first rotating block (213) is arranged at the top end of the third supporting rod (215), and the first synchronous rod (211) is rotationally connected with the first rotating block (213) and the second rod (272) at two ends respectively.

6. The opening and closing gripping device according to claim 5, characterized in that The driving assembly (2) further comprises a second synchronous rod (212), a second rotating block (214) and a fourth supporting rod (216), the fourth supporting rod (216) is rotationally arranged on the bottom frame (1), the second rotating block (214) is arranged at the top end of the fourth supporting rod (216), and the second synchronous rod (212) is rotationally connected with the second rotating block (214) and the fourth rod (282) at two ends respectively.

7. The opening and closing gripping device according to claim 6, characterized in that The third supporting rod (215) and the fourth supporting rod (216) are located on two sides of the containing space (10).

8. The opening and closing gripping device according to claim 7, characterized in that The third supporting rod (215) is provided with a third rotating head (217), the third rotating head (217) has a third supporting block (219), the fourth supporting rod (216) is provided with a fourth rotating head (218), the fourth rotating head (218) has a fourth supporting block (220), and the third supporting block (219) and the fourth supporting block (220) have two states of limiting and unlocking products.

9. The opening and closing gripping device according to claim 7, characterized in that The bottom frame (1) is provided with a limiting seat (3), the cylinder (21) abuts against the limiting seat (3), and the limiting seat (3) is used for blocking the cylinder (21) from retreating.

Images