CN111003457A

CN111003457A - Vertical clamping mechanism

Info

Publication number: CN111003457A
Application number: CN201911390904.9A
Authority: CN
Inventors: 吴加富; 缪磊; 蒋玉斌; 肖夕全; 万发
Original assignee: Suzhou RS Technology Co Ltd
Current assignee: Suzhou RS Technology Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-04-14
Also published as: WO2021135671A1

Abstract

The invention discloses an upright clamping mechanism, which comprises a rotating base and a jacking base which are opposite and arranged at intervals, wherein the rotating base comprises: the left vertical plate and the right vertical plate are arranged oppositely and at an interval; the rotating shaft is sleeved with at least one rotating part, at least one jacking part is formed on the jacking base, and each jacking part is arranged opposite to one corresponding rotating part; be equipped with reset unit in the pivot, reset unit acts on it makes to rotate the piece and can wind the axis of pivot is rotated so that at least part it is continuously close to rotate the piece top. According to the invention, the material can be kept at a relatively stable position when the material is loosened, so that the material taking success rate of the taking and placing mechanism is improved.

Description

Vertical clamping mechanism

Technical Field

The invention relates to the field of nonstandard automation, in particular to an upright clamping mechanism.

Background

In the process of adopting a nonstandard automatic film pasting production line or equipment to paste films on the surfaces of materials, clamping mechanisms with different structural forms are adopted to realize stable clamping of the materials to be pasted with the films so as to improve the film pasting success rate and efficiency. In the process of researching and realizing the stable clamping of a product to be laminated with a film, the inventor finds that the clamping mechanism in the prior art has at least the following problems:

when the axial centre gripping is carried out at the both ends that appear to have cylindrical structure's material such as button cell, because the material of this structure type has cylindrical side, no matter this type of material is taking out or putting into fixture's in-process from fixture, all very easily takes place the slippage, and current fixture loosens the back to the material, can't guarantee that the material remains in relatively stable position all the time to lead to getting the material success rate of putting the mechanism low, finally lead to the pad pasting inefficiency.

Accordingly, there is a need to develop an upright clamping mechanism to solve the above problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention mainly aims to provide the vertical clamping mechanism which can enable materials to be kept in a relatively stable position when the materials are loosened, so that the material taking success rate of the taking and placing mechanism is improved.

To achieve the above objects and other advantages in accordance with the present invention, there is provided an upright clamping mechanism including a rotating base and a tightening base which are oppositely and spaced apart, wherein the rotating base includes:

the left vertical plate and the right vertical plate are arranged oppositely and at an interval; and

the rotating shaft is arranged between the left vertical plate and the right vertical plate, at least one rotating part is sleeved on the rotating shaft, at least one jacking part is formed on the jacking base, and each jacking part is arranged opposite to one corresponding rotating part; be equipped with reset unit in the pivot, reset unit acts on it makes to rotate the piece and can wind the axis of pivot is rotated so that at least part it is continuously close to rotate the piece top.

Optionally, the positioning device further comprises a mounting bottom plate, the rotating base and the jacking base are fixedly connected to the top surface of the mounting bottom plate, and at least two positioning blocks are arranged on the bottom surface of the mounting bottom plate.

Optionally, the rotating member includes a clamping section, a linear section and a shifting section, the linear section is substantially linear, and the clamping section and the shifting section are respectively connected to two ends of the linear section.

Optionally, a sleeve hole is formed in the straight line section, and the rotating member is sleeved on the rotating shaft through the sleeve hole.

Optionally, each of the top fastening members is formed with a top fastening end, each of the top fastening ends is spaced from a corresponding one of the clamping sections and is disposed opposite to the corresponding one of the clamping sections to form a clamping space therebetween, and when the toggle section is toggled, the rotating member can be made to rotate around the rotating shaft of the rotating shaft in a reciprocating manner to make the clamping section approach to or be away from the top fastening end.

Optionally, the poking section extends from the end of the straight line section in the direction away from the tightening base, so that an included angle γ is formed between the poking section and the straight line section.

Optionally, the included angle γ is 90 ° to 150 °.

Optionally, an inclined section is obliquely connected between the clamping section and the straight section, the end of the straight section, which is towards the inclined section, extends in a direction close to the jacking base, and the clamping section is connected to the end of the straight section through the inclined section.

Optionally, a vacuum gas path leading to each jacking end is formed in each jacking piece.

Optionally, a corresponding suction opening is formed in the surface of each of the pushing members, a suction opening is formed in an opposite end surface of each of the pushing members and a corresponding one of the clamping sections, and each vacuum gas path extends from one of the suction openings to a corresponding one of the suction openings.

Optionally, at least one annular reset accommodating groove is formed in the circumferential surface of the rotating shaft, and the reset accommodating groove is adjacent to the rotating member; reset unit includes spring portion, first torque arm and second torque arm connect respectively in the both ends of spring portion, every reset unit locates corresponding one through the spring portion cover on it on the holding tank resets.

Optionally, a positioning base located between the left vertical plate and the right vertical plate is arranged below the rotating shaft, and the first torsion arm and the second torsion arm act on the rotating piece and the positioning base respectively.

Optionally, at least one protruding positioning portion is formed on the positioning base, an outward protruding reset column is formed near the clamping section of the rotating member, and the first torsion arm and the second torsion arm act on the reset column and the positioning portion respectively.

Optionally, a positioning groove adapted to the second torsion arm is formed on the positioning portion, and the second torsion arm is accommodated in the positioning groove.

Optionally, a clamping limiting column is arranged between the rotating member and the top member, so that the minimum distance between the clamping section and the top end can be limited by the clamping limiting column.

Optionally, a guide groove for accommodating and guiding the clamping limiting column is formed on the top member; one end of the clamping limiting column is fixedly connected to the straight line section, and the other end of the clamping limiting column is opposite to the guide groove; the clamping limiting column selectively enters and exits the guide groove in the process of reciprocating rotation around the axis of the rotating shaft along with the rotating member.

Optionally, assuming that the axial thickness of the material is h, and the minimum distance between the clamping section and the tightening end is d, d is greater than or equal to 0.98h and less than or equal to h.

Optionally, each of the top fastening members is provided with a material positioning groove located right below the corresponding clamping space, and the material positioning groove is adapted to the side surface of the material.

One of the above technical solutions has the following advantages or beneficial effects: because it can make the material still can keep in relatively stable position when loosening the material to the material success rate of getting of picking and placing the mechanism has been improved.

Drawings

FIG. 1 is a perspective view of an upright clamping mechanism according to one embodiment of the present invention;

FIG. 2 is a perspective view of an upright clamping mechanism according to one embodiment of the present invention from another perspective;

FIG. 3 is a front view of an upright clamping mechanism according to one embodiment of the present invention;

FIG. 4 is a left side view of the upright clamping mechanism of the present invention;

FIG. 5 is a partial perspective view of an upright clamping mechanism according to one embodiment of the present invention;

FIG. 6 is a perspective view of the upright clamping mechanism with the shaft, the rotatable member, the positioning base and the return member engaged together, according to one embodiment of the present invention;

FIG. 7 is a perspective view of the upright clamping mechanism with the shaft, rotor, and return member engaged, in accordance with one embodiment of the present invention;

FIG. 8 is a perspective view of the upright clamping mechanism shown with the return member hidden in accordance with one embodiment of the present invention;

FIG. 9 is a left side view of the upright clamping mechanism shown with the return member hidden in accordance with one embodiment of the present invention;

FIG. 10 is a longitudinal cross-sectional view of the upright clamping mechanism shown with the return member hidden therein in accordance with one embodiment of the present invention;

fig. 11 is a left side view of a rotary member in the upright clamping mechanism according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components.

In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc., are defined with respect to the configurations shown in the respective drawings, and in particular, "height" corresponds to a dimension from top to bottom, "width" corresponds to a dimension from left to right, "depth" corresponds to a dimension from front to rear, which are relative concepts, and thus may be varied accordingly depending on the position in which it is used, and thus these or other orientations should not be construed as limiting terms.

Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.

According to an embodiment of the present invention, as shown in fig. 1 to 4, it can be seen that the upright clamping mechanism 24 includes a rotating base 242 and a tightening base 245 which are oppositely and separately arranged, wherein the rotating base 242 includes:

a left vertical plate 2421 and a right vertical plate 2422 which are arranged oppositely and at intervals; and

the rotating shaft 2423 is arranged between the left vertical plate 2421 and the right vertical plate 2422, at least one rotating part 246 is sleeved on the rotating shaft 2423, at least one jacking piece 2451 is formed on the jacking base 245, and each jacking piece 2451 is opposite to one corresponding rotating part 246; a reset part 2424 is arranged on the rotating shaft 2423, the reset part 2424 acts on the rotating part 246 to enable the rotating part 246 to rotate around the axis of the rotating shaft 2423 so as to enable at least part of the rotating part 246 to be continuously close to the tightening part 2451, and therefore materials such as button cells between the rotating part 246 and the tightening part 2451 are continuously clamped and prevented from loosening. In one embodiment, the rotating part 246 is fixedly sleeved on the rotating shaft 2423, and the rotating shaft 2423 is rotatably connected with the left vertical plate 2421 and the right vertical plate 2422, so that when the rotating part 246 is toggled to rotate around the axis of the rotating shaft 2423, the rotating shaft 2423 can rotate together with the rotating part 246; in the present embodiment, the rotating element 246 is rotatably sleeved on the rotating shaft 2423, and the rotating shaft 2423 is fixedly connected between the left vertical plate 2421 and the right vertical plate 2422, so that the rotating element 246 can be driven to rotate around the axis of the rotating shaft 2423.

In the vertical clamping mechanism 24, the restoring force of the resetting part 2424 is combined with the rotating part 246 to press the cylindrical product from the vertical state, so that the cylindrical side surface of the product can be exposed, and the product can be reliably fixed in the movement process of the carrier when the cylindrical side surface of the product is subjected to operations such as film sticking, grinding, polishing and the like.

Referring to fig. 3 and 4, the mounting device further includes a mounting base plate 241, the rotating base 242 and the tightening base 245 are both fixedly connected to the top surface of the mounting base plate 241, the bottom surface of the mounting base plate 241 is provided with at least two positioning blocks 244, and the bottom surface of each positioning block 244 is provided with a clamping positioning groove 2441. In one embodiment, the bottom surface of the mounting base plate 241 is provided with a rail engaging block 243, and the positioning blocks 244 are symmetrically provided at both sides of the rail engaging block 243. In a preferred embodiment, the V-shaped positioning block 244 can quickly position the mounting base plate 241, the slide rail engaging block 243 can ensure that the mounting base plate 241 can smoothly move on the slide rail and maintain a precise position, and forward and reverse switching is performed on a rotation line, so that the flexible material turnover efficiency is improved.

Referring next to fig. 10 and 11, one implementation of the rotating member 246 is shown in detail, specifically, the rotating member 246 includes a clamping section 2463, a straight section 2461 and a toggle section 2464, the straight section 2461 is substantially straight, and the clamping section 2463 and the toggle section 2464 are respectively connected to two ends of the straight section 2461. The rotating member 246 rotates at one point of the straight line 2461, and when the toggle section 2464 is toggled, the clamping section 2463 can move closer to or away from the tightening member 2451.

In one embodiment, a sleeve hole 2462 is formed on the straight section 2461, and the rotating element 246 is sleeved on the rotating shaft 2423 through the sleeve hole 2462.

Referring to fig. 9, one implementation of the tightening members 2451 is shown in detail, specifically, each tightening member 2451 is formed with a tightening end 2452, each tightening end 2452 is spaced apart from and opposite to a corresponding one of the clamping sections 2463 to form a clamping space therebetween, and when the toggle section 2464 is toggled, the rotating member 246 can be rotated back and forth around the rotation axis of the rotation axis 2423 to make the clamping section 2463 approach or separate from the tightening end 2452.

Referring again to fig. 11, the toggle section 2464 extends from the end of the straight section 2461 in a direction away from the tightening base 245, so that an included angle γ is formed between the toggle section 2464 and the straight section 2461.

Further, the included angle gamma is 90-150 degrees. In the present embodiment, γ has an angular size of 135 °.

Referring again to fig. 11, an inclined section 2466 is obliquely connected between the clamping section 2463 and the straight section 2461, the inclined section 2466 extends from the end of the straight section 2461 in a direction close to the tightening base 245, and the clamping section 2463 is connected to the end of the straight section 2461 through the inclined section 2466. The inclined section 2466 can make the clamping section 2463 tilt toward the tightening end 2452, so that the tightening end 2452 and the tightening end 2452 are clamped more tightly.

Referring to fig. 10, a vacuum circuit 2453 leading to each tightening end 2452 is formed inside each tightening piece 2451. In one embodiment, all of the vacuum circuits 2453 eventually merge into a single common circuit, which ultimately communicates with the vacuum generator.

Further, a corresponding air pumping opening 2453a is formed in the surface of each tightening member 2451, a suction opening 2453b is formed in the end surface of each tightening end 2452 opposite to the corresponding clamping section 2463, and each vacuum air path 2453 extends from one air pumping opening 2453a to the corresponding suction opening 2453 b.

Referring to fig. 6 and 7, at least one annular reset accommodating groove 2423a is formed on the circumferential surface of the rotating shaft 2423, and the reset accommodating groove 2423a is adjacent to the rotating member 246; the reset part 2424 comprises a spring part 2424a, a first torsion arm 2424b and a second torsion arm 2424c, the first torsion arm 2424b and the second torsion arm 2424c are respectively connected to two ends of the spring part 2424a, and each reset part 2424 is sleeved on a corresponding one of the reset accommodating grooves 2423a through the spring part 2424a thereon. The reset accommodating groove 2423a may define the position of the spring part 2424a on the rotation shaft 2423 to prevent the unstable transfer of the restoring force due to the reciprocal movement of the reset part 2424 on the rotation shaft 2423.

Further, a positioning base 2425 is disposed below the rotating shaft 2423 and located between the left vertical plate 2421 and the right vertical plate 2422, the first torsion arm 2424b and the second torsion arm 2424c respectively act on the rotating element 246 and the positioning base 2425, and the rotating element 246 and the positioning base 2425 are respectively configured to receive restoring forces from the first torsion arm 2424b and the second torsion arm 2424 c.

In one embodiment, the positioning base 2425 is formed with at least one protruding positioning portion 2425a, the clamping section 2463 of the rotating element 246 is formed with an outwardly protruding reset column 2464, the first torsion arm 2424b and the second torsion arm 2424c respectively act on the reset column 2464 and the positioning portion 2425a, and the reset column 2464 and the positioning portion 2425a respectively receive the first torsion arm 2424b and the second torsion arm 2424 c.

Furthermore, a positioning groove 2425b corresponding to the second torsion arm 2424c is formed on the positioning portion 2425a, and the second torsion arm 2424c is accommodated in the positioning groove 2425 b. Detent 2425b prevents second torque arm 2424c from sliding or rattling.

Referring to fig. 9 and 10, a clamping position-limiting column 2467 is disposed between the rotating member 246 and the tightening member 2451, and when the rotating member 246 and the tightening member 2451 approach each other, the clamping position-limiting column 2467 can be supported between the rotating member 246 and the tightening member 2451, so that the minimum distance between the clamping section 2463 and the tightening end 2452 can be limited by the clamping position-limiting column 2467.

Further, a guide groove 2454 for accommodating and guiding the clamping limit column 2467 is formed on the top member 2451; one end of the clamping limit column 2467 is fixedly connected to the straight line segment 2461, and the other end is opposite to the guide groove 2454; the clamping limit column 2467 selectively moves in and out of the guide slot 2454 during reciprocating rotation of the rotating member 246 about the axis of the rotating shaft 2423.

Further, assuming that the axial thickness of the material is h, and the minimum distance between the clamping section 2463 and the tightening end 2452 is d, d is greater than or equal to 0.98h and less than or equal to h. In the present embodiment, d may be set to 0.99h in order to clamp the material more tightly and not to be damaged.

Referring to fig. 5, each of the top members 2451 is provided with a material positioning groove 2455 located right below the corresponding clamping space, and the material positioning groove 2455 is adapted to the side surface of the material. The material positioning groove 2455 can be used for accommodating the side surface of the material, so that the material is at least partially positioned on the side surface, and the vacuum gas circuit 2454 formed in the tightening end 2452 can prevent the position of the material in the clamping space from being uncertain after the material loses the clamping effect between the clamping section 2463 and the tightening end 2452, thereby improving the picking and placing precision of the picking and placing mechanism and the stability in the picking and placing process.

The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.

While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. An upright clamping mechanism, comprising a rotating base (242) and a tightening base (245) which are oppositely and separately arranged, wherein the rotating base (242) comprises:

a left vertical plate (2421) and a right vertical plate (2422) which are arranged oppositely and at intervals; and

the rotating shaft (2423) is arranged between the left vertical plate (2421) and the right vertical plate (2422), at least one rotating piece (246) is sleeved on the rotating shaft (2423), at least one jacking piece (2451) is formed on the jacking base (245), and each jacking piece (2451) is opposite to one corresponding rotating piece (246); a resetting part (2424) is arranged on the rotating shaft (2423), the resetting part (2424) acts on the rotating piece (246) to enable the rotating piece (246) to rotate around the axis of the rotating shaft (2423) so that at least part of the rotating piece (246) is continuously close to the top fastening piece (2451).

2. The vertical clamping mechanism as claimed in claim 1, further comprising a mounting base plate (241), wherein the rotating base (242) and the tightening base (245) are both fixed to the top surface of the mounting base plate (241), and the bottom surface of the mounting base plate (241) is provided with at least two positioning blocks (244).

3. An upright gripping mechanism as set forth in claim 1 wherein the rotatable member (246) comprises a gripping section (2463), a linear section (2461) and a toggle section (2464), the linear section (2461) being substantially linear, the gripping section (2463) and the toggle section (2464) being connected to opposite ends of the linear section (2461), respectively.

4. The vertical clamping mechanism as claimed in claim 3, wherein the linear section (2461) is formed with a socket hole (2462), and the rotating member (246) is arranged on the rotating shaft (2423) through the socket hole (2462).

5. An upright clamp mechanism as defined in claim 3 wherein each of said top members (2451) is formed with a top clamping end (2452), each top clamping end (2452) being spaced from and opposed to a respective one of said clamping sections (2463) to define a clamping space therebetween, said rotatable member (246) being reciprocally rotatable about the axis of rotation of said axis of rotation (2423) to move said clamping sections (2463) toward and away from said top clamping ends (2452) when said toggle section (2464) is toggled.

6. An upright holding mechanism as claimed in claim 3 wherein the toggle section (2464) extends from the end of the straight section (2461) in a direction away from the tightening base (245) such that the toggle section (2464) forms an angle γ with the straight section (2461).

7. An upright holding mechanism as claimed in claim 6, wherein the angle of said included angle γ is 90 ° to 150 °.

8. An upright clamp mechanism as claimed in claim 3 wherein an inclined section (2466) is connected diagonally between the clamp section (2463) and the straight section (2461), the inclined section (2466) extends towards the end of the straight section (2461) in a direction approaching the tightening base (245), and the clamp section (2463) is connected to the end of the straight section (2461) by the inclined section (2466).

9. An upright gripping mechanism according to claim 5 wherein each of the gripping members (2451) is internally provided with a vacuum air path (2453) to a respective gripping end (2452).

10. An upright holding mechanism as claimed in claim 9, wherein a corresponding one of the air suction ports (2453a) is formed on the surface of each of the holding members (2451), a suction port (2453b) is formed on the end surface of each of the holding ends (2452) opposite to the corresponding one of the holding sections (2463), and each of the vacuum air passages (2453) extends from one of the air suction ports (2453a) to the corresponding one of the suction ports (2453 b).

11. The vertical clamping mechanism as claimed in claim 3, wherein the circumferential surface of the rotating shaft (2423) is provided with at least one annular reset accommodating groove (2423a), and the reset accommodating groove (2423a) is arranged adjacent to the rotating member (246); the reset component (2424) comprises a spring part (2424a), a first torsion arm (2424b) and a second torsion arm (2424c), the first torsion arm (2424b) and the second torsion arm (2424c) are respectively connected to two ends of the spring part (2424a), and each reset component (2424) is sleeved on a corresponding reset accommodating groove (2423a) through the spring part (2424a) on the reset component (2424).

12. The vertical clamping mechanism as claimed in claim 11, wherein a positioning base (2425) is disposed below the rotating shaft (2423) and located between the left vertical plate (2421) and the right vertical plate (2422), and the first torque arm (2424b) and the second torque arm (2424c) respectively act on the rotating member (246) and the positioning base (2425).

13. The upright clamping mechanism as claimed in claim 12 wherein the positioning base (2425) is formed with at least one raised positioning portion (2425a), the rotator (246) is formed with an outwardly raised return post (2464) adjacent the clamping section (2463), and the first and second torque arms (2424b, 2424c) act on the return post (2464) and positioning portion (2425a), respectively.

14. An upright holding mechanism according to claim 13 wherein the positioning part (2425a) is formed with a positioning groove (2425b) adapted to the second torque arm (2424c), the second torque arm (2424c) being received in the positioning groove (2425 b).

15. An upright clamp mechanism as set forth in claim 5 wherein a clamp stop post (2467) is provided between the rotary member (246) and the top clamp member (2451) such that the minimum distance between the clamp section (2463) and the top clamp end (2452) is limited by the clamp stop post (2467).

16. An upright clamp mechanism according to claim 15 wherein the top member (2451) is formed with a guide slot (2454) for receiving and guiding the clamp limiter post (2467); one end of the clamping limit column (2467) is fixedly connected to the straight line section (2461), and the other end of the clamping limit column is opposite to the guide groove (2454); the clamping limit column (2467) selectively enters and exits the guide groove (2454) in the process of reciprocating rotation along with the rotating piece (246) around the axis of the rotating shaft (2423).

17. An upright holding mechanism according to claim 15, wherein assuming an axial thickness of the material of h, the minimum distance between the holding section (2463) and the tightening end (2452) is d, then 0.98h ≦ d ≦ h.

18. An upright holding mechanism as claimed in claim 5 wherein each of said top members (2451) is provided with a material positioning slot (2455) directly below a corresponding one of said holding spaces, said material positioning slot (2455) being adapted to the side of the material.