CN210908676U

CN210908676U - Single-cylinder butt-clamp clamping mechanism

Info

Publication number: CN210908676U
Application number: CN201921343284.9U
Authority: CN
Inventors: 张金辉; 李鹏
Original assignee: Besfit Shanghai Automotive & Automatic Equipment Co ltd
Current assignee: Bofeite Shanghai Intelligent Equipment Co ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-07-03
Anticipated expiration: 2029-08-19

Abstract

The utility model relates to a single cylinder is to pressing from both sides clamping mechanism, this clamping mechanism include the support post, locate the single die clamping cylinder of support post one side and locate the mobilizable rotary clamping subassembly on support post upper portion, the clamping part is connected to the die clamping cylinder output, clamping part upper end installation pressure arm, press the tight piece of arm upper portion installation second clamp, rotary clamping subassembly includes hinge, swinging boom and the tight piece of first clamp, hinge one end articulate in press the arm, the hinge other end with the swinging boom is articulated, the tight piece of first clamp is fixed in the swinging boom upper end, the tight piece of the first clamp and second clamp sets up relatively, and press from both sides tightly or open under die clamping cylinder's the drive. Compared with the prior art, the utility model discloses a spacing clamp of cylinder has practiced thrift a large amount of frock adjustment time and space, has improved work efficiency, has reduced intensity of labour, has saved the cost.

Description

Single-cylinder butt-clamp clamping mechanism

Technical Field

The utility model relates to a clamping equipment, concretely relates to single cylinder is to pressing from both sides clamping mechanism.

Background

In the white car body manufacturing process, the welding fixture positions and clamps various parts and sub-assemblies, so that various welding modes are realized. The clamping mechanism is an important component of the clamp, at present, as the technology of the automobile automation industry gradually matures and the curved surface of the automobile body is complicated, the competitive pressure of the non-standard design industry is increased day by day, and the cost control is naturally promoted. Most of the existing clamping mechanisms are clamping mechanisms of two cylinders, so that the structure is complex, and the manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a single cylinder is to pressing from both sides clamping mechanism for solving above-mentioned problem.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a single cylinder is to pressing from both sides clamping mechanism, this clamping mechanism include the support post, locate the single die clamping cylinder of support post one side and locate the mobilizable rotary clamping subassembly on support post upper portion, the clamping part is connected to the die clamping cylinder output, clamping part upper end installation pressure arm, the tight piece of pressure arm upper portion installation second clamp, rotary clamping subassembly includes hinge, swinging boom and the tight piece of first clamp, hinge one end articulate in press the arm, the hinge other end with the swinging boom is articulated, the tight piece of first clamp is fixed in the swinging boom upper end, the tight piece of first clamp and the tight piece of second clamp set up relatively, and press from both sides tightly or open under die clamping cylinder's the drive.

Further, the swinging boom is the V type swinging boom, including I arm and II arms, the tip swing joint of rotation axis and H type hinge is passed through to the tip of I arm, middle part and support post swing joint, II arms and first clamp piece fixed connection, rotary motion can be done round the middle part to I arm, drives II arm movements to make first clamp piece and the second clamp piece loosen or press from both sides tightly.

Further, the top of die clamping cylinder is equipped with the clamping part, the clamping part includes a supporting rod and two claws, supporting rod and pressure arm fixed connection, two claw fixed connection are in die clamping cylinder's both sides, the clamping part makes the pressure arm locate the motion that compresses tightly the cylinder, the convenient rotatory subassembly that compresses tightly.

Furthermore, the pressure arm is L-shaped and comprises a long vertical edge and a short transverse edge, the long vertical edge is fixedly connected with a clamping rod of the clamping part, and the short transverse edge is movably connected with the hinge.

Furthermore, a connecting plate which is narrow at the top and wide at the bottom and is in a ladder shape is arranged on the supporting upright column, a connecting column is arranged on the outer side of the upper part of the supporting upright column, and the connecting column is connected with the rotating arm.

Furthermore, the upper portion of spliced pole is "concave" font, and open at the both ends of "concave" font has the connecting hole, the connecting hole is through setting up main rotation axis and swinging boom swing joint, be equipped with the oil-free lubrication axle sleeve on the main rotation axis, the rotatory difficult card shell that takes place of swinging boom of being convenient for.

Furthermore, the supporting upright post is a welding part and is also provided with a reinforcing plate, so that the supporting upright post is more stable.

Further, the clamping cylinder is connected with the connecting plate through a connecting block.

Furthermore, the first clamping block and the second clamping block are both L-shaped plates, the shapes of the first clamping block and the second clamping block are the same, the clamping mechanism can continuously and stably clamp an object to be clamped in a clamping state, the long vertical edge of the first clamping block is connected with the rotating arm through a bolt, and the long vertical edge of the second clamping block is connected with the upper portion of the pressing arm through a bolt.

Furthermore, the support upright post is provided with a bolt hole, the support upright post is fixedly connected with the lower part of the connecting plate through the bolt hole, and the lower part of the connecting column is provided with a hole which is connected with the upper part of the connecting plate through the hole.

Compared with the prior art, the utility model adopts the clamping cylinder to drive the pressing arm to rotate, and the pressing arm drives the hinge to rotate, so that the rotating arm rotates up and down around the middle part of the arm I like a seesaw, namely, the first clamping block and the second clamping block are separated or close up and down, and the clamping mechanism is closed and opened; the mode that 2 air cylinders are used for the butt clamp in the past is improved, the using purpose is achieved by ingeniously utilizing the connecting rod mechanism, the space is saved, the operation of a welding gun and a gripper is facilitated, the air path control design and the electrical program programming are facilitated, control elements are reduced, and the cost is saved.

Drawings

FIG. 1 is a schematic view of the overall structure of a single cylinder clamp clamping mechanism;

FIG. 2 is a schematic structural view of a hinge;

FIG. 3 is a schematic view of a rotary arm;

FIG. 4 is a schematic structural view of the clamping portion;

FIG. 5 is a schematic view of the pressing arm;

FIG. 6 is a schematic structural view of a connecting plate;

FIG. 7 is a schematic structural view of a connecting column;

FIG. 8 is a schematic structural view of a support column;

FIG. 9 is a schematic view of the clamp cylinder;

fig. 10 is a schematic structural view of the first clamping block or the second clamping block.

In the figure: 1-supporting a column; 2-a clamping cylinder; 3-pressing the arm; 4-a hinge; 5-a rotating arm; 6-a first clamping block; 7-a second clamping block; an 8-I arm; 9-II arm; 10-a clamping part; 11-a clamping bar; 12-paw; 13-a connecting plate; 14-connecting column; 15-main rotation axis; 16-square plate; 17-connecting block.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1, a single cylinder clamping mechanism, the clamping mechanism includes a supporting column 1, a single clamping cylinder 2 disposed on one side of the supporting column 1, as shown in fig. 9, and a movable rotary clamping assembly disposed on the top of the supporting column 1, a pressing arm 3 is disposed on the top of the clamping cylinder 2, the rotary clamping assembly includes a hinge 4, a rotating arm 5, a first clamping block 6, and a second clamping block 7 fixedly connected to the upper portion of the pressing arm 3, the first clamping block 6 and the second clamping block 7 are disposed oppositely, and the first clamping block and the second clamping block are disposed oppositely and are driven by the clamping cylinder to clamp or open.

As shown in fig. 2, the hinge 4 is an H-shaped hinge, and has four end portions, all of which are provided with holes, and is movably connected with the pressing arm 3 and the rotating arm 5 through a rotating shaft. As shown in fig. 3, the rotating arm 5 is a V-shaped rotating arm, and comprises an arm 8 and an arm 9, wherein the end of the arm 8 is movably connected with the end of the H-shaped hinge through a rotating shaft, the middle part of the arm is movably connected with the supporting upright post 1, and the arm 9 is fixedly connected with the first clamping block 6.

As shown in fig. 4, the clamping cylinder 2 is provided at the top thereof with a clamping portion 10, the clamping portion 10 includes a clamping rod 11 and two claws 12, the clamping rod 11 is fixedly connected with the pressing arm 3, and the two claws 12 are fixedly connected to two sides of the clamping cylinder 2.

As shown in fig. 5, the pressing arm 3 is L-shaped and includes a long vertical side and a short horizontal side, the long vertical side is fixedly connected with the clamping rod 11 of the clamping portion 10, and the short horizontal side is movably connected with the hinge 4.

As shown in fig. 6, the support column 1 is provided with a connecting plate 13 which is narrow at the top and wide at the bottom and is in a step shape, as shown in fig. 7, the outer side of the upper part is provided with a connecting column 14, and the connecting column 14 is connected with the rotating arm. The upper part of the connecting column 14 is concave, connecting holes are formed at two end parts of the concave, the connecting holes are movably connected with the rotating arm 5 through a main rotating shaft 15, and an oil-free lubricating shaft sleeve is arranged on the main rotating shaft. As shown in fig. 8, the supporting upright post 1 is a welded part, a reinforcing plate is arranged at the bending part, the reinforcing plate is a right-angle plate 16 and is a right-angled triangle, and two right-angle sides are tightly attached to the supporting upright post 1.

The clamping cylinder 2 is connected to the connecting plate 13 via a connecting block 17.

As shown in fig. 10, the first clamping block 6 and the second clamping block 7 are both L-shaped plates, the long vertical edge of the first clamping block 6 is connected to the rotating arm 5, and the long vertical edge of the second clamping block 7 is connected to the upper portion of the pressing arm 3.

The supporting upright post 1 is provided with a bolt hole which is fixedly connected with the lower part of the connecting plate 13, and the lower part of the connecting column 14 is provided with a hole which is connected with the upper part of the connecting plate 13 through the hole.

The utility model adopts the clamping cylinder to drive the pressing arm to rotate, and the pressing arm drives the hinge to rotate and lift the track, so that the rotating arm rotates up and down around the middle part of the arm I like a seesaw, namely, the first clamping block and the second clamping block are separated or close up and down, and the clamping mechanism is closed and opened; the mode that 2 air cylinders are used for the butt clamp in the past is improved, the using purpose is achieved by ingeniously utilizing the connecting rod mechanism, the space is saved, the operation of a welding gun and a gripper is facilitated, the air path control design and the electrical program programming are facilitated, control elements are reduced, and the cost is saved.

The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.

Claims

1. A single cylinder butt-clamping mechanism is characterized by comprising a supporting upright post (1), a single clamping cylinder (2) arranged on one side of the supporting upright post (1) and a movable rotary clamping component arranged on the upper part of the supporting upright post (1),

the output end of the clamping cylinder (2) is connected with a clamping part (10), the upper end of the clamping part (10) is provided with a pressure arm (3), the upper part of the pressure arm (3) is provided with a second clamping block (7),

the rotary clamping assembly comprises a hinge (4), a rotating arm (5) and a first clamping block (6), one end of the hinge (4) is hinged to the pressing arm (3), the other end of the hinge (4) is hinged to the rotating arm (5), the first clamping block (6) is fixed at the upper end of the rotating arm (5),

the first clamping block (6) and the second clamping block (7) are arranged oppositely and are driven by the clamping cylinder (2) to clamp or open.

2. The single-cylinder opposite-clamping mechanism is characterized in that the hinge (4) is an H-shaped hinge, and the upper end and the lower end of the hinge are respectively movably connected with the pressing arm (3) and the rotating arm (5) through rotating shafts.

3. The single-cylinder opposite-clamping mechanism is characterized in that the rotating arm (5) is a V-shaped rotating arm and comprises an arm I (8) and an arm II (9), the end part of the arm I (8) is movably connected with the end part of an H-shaped hinge through a rotating shaft, the middle part of the arm I is movably connected with the supporting upright post (1), and the arm II (9) is fixedly connected with the first clamping block (6).

4. A single cylinder clamp clamping mechanism according to claim 1, wherein the clamping portion (10) comprises a clamping rod (11) and two jaws (12), the clamping rod (11) is fixedly connected with the pressing arm (3), and the two jaws (12) are fixedly connected with the output end of the clamping cylinder (2).

5. The single-cylinder opposite-clamp clamping mechanism is characterized in that the pressing arm (3) is L-shaped and comprises a long vertical edge and a short transverse edge, the long vertical edge is fixedly connected with a clamping rod (11) of the clamping part (10), and the short transverse edge is movably connected with the hinge (4).

6. The single-cylinder butt clamp clamping mechanism is characterized in that a connecting plate (13) is arranged on the supporting upright post (1), a connecting column (14) is arranged on the outer side of the connecting plate (13), and the rotating arm (5) is movably mounted at the upper end of the connecting column (14).

7. The single-cylinder opposite-clamping mechanism is characterized in that the upper part of the connecting column (14) is in a concave shape, connecting holes are formed in two end parts of the concave shape, and the connecting holes are movably connected with the rotating arm (5) through arranging a main rotating shaft (15).

8. A single cylinder clamp clamping mechanism according to claim 6, wherein the clamping cylinder (2) is connected to the connecting plate (13) by a connecting block (17).

9. A single cylinder clamp mechanism according to claim 1, wherein the support post (1) is a welded part, and the support post (1) is further provided with a reinforcement plate (16).

10. The single-cylinder opposite-clamp clamping mechanism is characterized in that the first clamping block (6) and the second clamping block (7) are both L-shaped plates, the long vertical edge of the first clamping block (6) is connected with the rotating arm (5), and the long vertical edge of the second clamping block (7) is connected with the upper part of the pressing arm (3).