阅读说明：本技术 夹持翻转系统 (Clamping and overturning system ) 是由 邓军 常强强 于 2019-12-17 设计创作，主要内容包括：本发明涉及一种夹持翻转系统。所述夹持翻转系统包括剪叉式夹紧机构与翻转机构,所述剪叉式夹紧机构安装于所述翻转机构上,其包括第一驱动件与剪叉组件,所述剪叉组件与所述第一驱动件连接,所述第一驱动件用于驱动所述剪叉组件闭合以夹紧工件,所述剪叉组件还用于在夹紧工件的过程中抬升所述工件的高度位置,所述翻转机构用于驱动所述剪叉式夹紧机构旋转以实现所述工件的翻转。所述夹持翻转系统便于后续工件的输送。(The invention relates to a clamping and overturning system. The clamping and overturning system comprises a scissor type clamping mechanism and an overturning mechanism, the scissor type clamping mechanism is installed on the overturning mechanism and comprises a first driving piece and a scissor type component, the scissor type component is connected with the first driving piece, the first driving piece is used for driving the scissor type component to be closed so as to clamp a workpiece, the scissor type component is also used for lifting the height position of the workpiece in the process of clamping the workpiece, and the overturning mechanism is used for driving the scissor type clamping mechanism to rotate so as to realize overturning of the workpiece. The clamping and overturning system is convenient for conveying subsequent workpieces.)

1. The clamping and overturning system is characterized by comprising a scissor type clamping mechanism and an overturning mechanism, wherein the scissor type clamping mechanism is installed on the overturning mechanism and comprises a first driving piece and a scissor type component, the scissor type component is connected with the first driving piece, the first driving piece is used for driving the scissor type component to be closed so as to clamp a workpiece, the scissor type component is also used for lifting the height position of the workpiece in the process of clamping the workpiece, and the overturning mechanism is used for driving the scissor type clamping mechanism to rotate so as to realize overturning of the workpiece.

2. The grip flipping system of claim 1, wherein the scissor clamping mechanism further comprises a coupling assembly, the scissor assembly comprising at least one scissor structure comprising two scissor clamps disposed in a cross, the at least one scissor structure coupled to the first driving member via the coupling assembly, the first driving member adapted to push against the coupling assembly such that the two scissor clamps of the at least one scissor structure close to clamp the workpiece.

3. The clamping and overturning system of claim 2, wherein the scissors assembly further comprises a guide frame, two guide grooves are formed in the guide frame, the connecting assembly comprises a pushing column, a rotating column and two linking columns, a middle portion of the pushing column is connected to an output shaft of the first driving member, opposite ends of the pushing column are slidably inserted into the two guide grooves respectively, opposite ends of the rotating column are connected to opposite sides of the guide frame respectively, an intersection of the two scissors clamps of the at least one scissors structure is rotatably connected to the rotating column, and ends of the two scissors clamps of the at least one scissors structure are rotatably connected to the two linking columns respectively.

4. The clamping and turning system of claim 3, wherein the guide frame comprises a main body plate and guide plates respectively protruding from opposite ends of the main body plate, the two guide grooves are respectively formed in the two guide plates, opposite ends of the rotating column are respectively connected to the two guide plates, the two linking columns are parallel to the rotating column, and the two linking columns are located between the two guide plates.

5. The clamping and overturning system of claim 4, wherein the number of the at least one scissor structure is two, the two scissor structures are arranged in parallel, the two scissor structures are respectively mounted at two opposite ends of the rotating column, the extending directions of the two guide grooves are parallel to a horizontal plane, and one end of each scissor clamping piece, which is far away from the connecting assembly, is formed with a straight clamping section.

6. The clamping and overturning system of claim 1, wherein the overturning mechanism comprises a mounting frame, a second driving member and a rotating assembly, a mounting portion is convexly disposed on one side of the mounting frame, an output shaft of the first driving member penetrates through the mounting portion, the second driving member is mounted on the mounting frame, the rotating assembly comprises a rack and a gear ring, the rack is slidably mounted on the mounting frame and connected with an output shaft of the second driving member, the gear ring is sleeved outside the output shaft of the first driving member and connected with the connecting assembly, and the gear ring is engaged with the rack.

7. The clamping and overturning system of claim 6, wherein the overturning mechanism further comprises a supporting frame, the supporting frame comprises two mounting seats and a mounting bar, the two mounting seats are both mounted on the mounting frame, the mounting bar is mounted on the two mounting seats, a guide rail is arranged on the mounting bar, and the rack is slidably arranged on the guide rail.

8. The clamping and overturning system of claim 7, wherein the mounting bar is located above the mounting frame, the extending direction of the guide rail is parallel to the pushing direction of the second driving piece, and the workpiece is an annular steel pipe pile end plate on which a notch to be welded is formed.

9. The grip flipping system of claim 8, further comprising a conveyor track and a traversing assembly, the traversing assembly comprising a sliding chassis, a connecting frame, and a traversing cylinder, the sliding chassis being slidably disposed on the conveyor track, the connecting frame being slidably disposed on the sliding chassis, the mounting frame being mounted on the connecting frame, the traversing cylinder being mounted on and connected to the sliding chassis, the traversing cylinder being configured to drive the connecting frame to move relative to the sliding chassis in a direction perpendicular to the conveyor track.

10. The clamping and overturning system of claim 9, wherein the clamping and overturning system comprises two conveying rails, two traverse assemblies, two scissor type clamping mechanisms and two overturning mechanisms, the two conveying rails are parallel to each other, the sliding chassis of the two traverse assemblies are slidably arranged on the two conveying rails respectively, the two overturning mechanisms are arranged on the two traverse assemblies respectively, the two scissor type clamping mechanisms are arranged on the two overturning mechanisms respectively, and the workpiece is located between the two scissor type clamping mechanisms.

Technical Field

The invention relates to a clamping and overturning system.

Background

In a production site such as welding, for example, both surfaces of a workpiece need to be welded, and in this case, after one surface is welded, the workpiece needs to be clamped and inverted by the clamping and inverting mechanism to weld the other surface of the workpiece. The general clamping and overturning mechanism comprises a rotary cylinder and a clamping piece, and the clamping piece clamps a workpiece and rotates by using the rotary cylinder, so that the workpiece is clamped and overturned. However, the turned workpiece is not easily moved out of the workbench, so that the subsequent conveying is inconvenient.

Disclosure of Invention

In view of the above, there is a need for a clamping and turning system with convenient subsequent transportation.

The utility model provides a centre gripping upset system, includes and cuts fork clamping mechanism and tilting mechanism, cut fork clamping mechanism install in on the tilting mechanism, it includes first driving piece and cuts the fork subassembly, cut the fork subassembly with first driving piece is connected, first driving piece is used for driving cut the fork subassembly closure in order to press from both sides tight work piece, cut the fork subassembly still be used for pressing from both sides the in-process lifting of tight work piece the high position of work piece, tilting mechanism is used for driving cut fork clamping mechanism and rotate in order to realize the upset of work piece.

In one embodiment, the scissor clamping mechanism further comprises a connecting assembly, the scissor assembly comprises at least one scissor structure, the at least one scissor structure comprises two scissor clamps arranged in a crossed manner, the at least one scissor structure is connected with the first driving piece through the connecting assembly, and the first driving piece is used for pushing against the connecting assembly so that the two scissor clamps of the at least one scissor structure are closed to clamp a workpiece.

In one of them embodiment, the scissors subassembly still includes the leading truck, two guide ways have been seted up on the leading truck, coupling assembling is including promoting the post, rotating column and two linkage posts, the middle part that promotes the post with the output shaft of first driving piece, the relative both ends of promoting the post are inserted and are located slidingly respectively in two guide ways, the relative both ends of rotating the post connect respectively in the relative both sides of leading truck, the crossing of two scissors holders of at least one scissors structure all connect with rotatoryly on the rotating column, the tip of two scissors holders of at least one scissors structure connect with rotatoryly respectively on two linkage posts.

In one embodiment, the guide frame comprises a main body plate and guide plates which are respectively convexly arranged at two opposite ends of the main body plate, the two guide grooves are respectively formed in the two guide plates, two opposite ends of the rotating column are respectively connected to the two guide plates, the two linkage columns are parallel to the rotating column, and the two linkage columns are located between the two guide plates.

In one embodiment, the number of the at least one scissor structure is two, the two scissor structures are arranged in parallel, the two scissor structures are respectively installed at two opposite ends of the rotating column, the extending directions of the two guide grooves are parallel to the horizontal plane, and a straight clamping section is formed at one end, away from the connecting assembly, of each scissor clamping piece.

In one of them embodiment, tilting mechanism includes mounting bracket, second driving piece and rotating assembly, the protruding installation department that is equipped with in one side of mounting bracket, the output shaft of first driving piece wears to locate in the installation department, the second driving piece install in on the mounting bracket, rotating assembly includes rack and ring gear, the rack install with slidingly in on the mounting bracket and with the output shaft of second driving piece is connected, the ring gear cover is located outside the output shaft of first driving piece and with coupling assembling connects, the ring gear with rack toothing.

In one embodiment, the turnover mechanism further comprises a support frame, the support frame comprises two mounting seats and a mounting bar, the two mounting seats are both mounted on the mounting frame, the mounting bar is mounted on the two mounting seats, a guide rail is arranged on the mounting bar, and the rack is slidably arranged on the guide rail.

In one embodiment, the mounting bar is located above the mounting frame, the extending direction of the guide rail is parallel to the pushing direction of the second driving piece, the workpiece is an annular steel pipe pile end plate, and a notch to be welded is formed in the workpiece.

In one embodiment, the conveying device further comprises a conveying track and a traversing assembly, the traversing assembly comprises a sliding chassis, a connecting frame and a traversing cylinder, the sliding chassis is slidably arranged on the conveying track, the connecting frame is slidably arranged on the sliding chassis, the mounting frame is mounted on the connecting frame, the traversing cylinder is mounted on the sliding chassis and connected with the connecting frame, and the traversing cylinder is used for driving the connecting frame to move relative to the sliding chassis along the direction perpendicular to the conveying track.

In one embodiment, the workpiece conveying device comprises two conveying rails, two traverse moving assemblies, two scissor type clamping mechanisms and two turnover mechanisms, wherein the two conveying rails are parallel to each other, sliding bottom frames of the two traverse moving assemblies are arranged on the two conveying rails in a sliding mode respectively, the two turnover mechanisms are arranged on the two traverse moving assemblies respectively, the two scissor type clamping mechanisms are arranged on the two turnover mechanisms respectively, and the workpiece is located between the two scissor type clamping mechanisms.

When a workpiece is clamped, the first driving piece is used for driving the scissor assembly to be closed so as to clamp the workpiece, and the scissor assembly can lift the height position of the workpiece in the process of clamping the workpiece, so that the workpiece after being overturned is higher in position, the workbench is convenient to move out, and the subsequent conveying of the workbench is more convenient.

The second driving piece drives the rack to move so as to drive the gear ring to rotate, and finally the guide frame and the shearing fork assembly are driven to rotate through the connecting assembly so as to drive the workpiece to rotate. Through the cooperation of ring gear and rack, can control the upset speed and the dynamics of work piece comparatively conveniently, improve the stability of upset action.

Drawings

Fig. 1 is a perspective view of a clamping and flipping system according to an embodiment.

Fig. 2 is a perspective view of two clamping and flipping systems according to an embodiment.

Fig. 3 is a perspective view of a clamping and flipping system according to an embodiment.

Fig. 4 is a perspective view of a part of the clamping and overturning system according to an embodiment.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The invention relates to a clamping and overturning system. For example, the clamping and overturning system comprises a scissor type clamping mechanism and an overturning mechanism, wherein the scissor type clamping mechanism is arranged on the overturning mechanism and comprises a first driving part and a scissor assembly. For example, the scissors assembly is connected to the first drive member for driving the scissors assembly closed to clamp the workpiece. For example, the scissor assembly is also used for lifting the height position of the workpiece in the process of clamping the workpiece, and the turnover mechanism is used for driving the scissor type clamping mechanism to rotate so as to realize turnover of the workpiece.

Referring to fig. 1 to 4, a clamping and turning system includes a scissor type clamping mechanism 10 and a turning mechanism 20, the scissor type clamping mechanism 10 is mounted on the turning mechanism 20, and includes a first driving member 11 and a scissor assembly 13, the scissor assembly 13 is connected to the first driving member 11, the first driving member 11 is used for driving the scissor assembly 13 to close to clamp a workpiece 200, the scissor assembly 13 is also used for lifting a height position of the workpiece 200 during clamping the workpiece 200, and the turning mechanism 20 is used for driving the scissor type clamping mechanism 10 to rotate to turn the workpiece 200.

When clamping the workpiece 200, the first driving part 11 is used for driving the scissor assembly 13 to close so as to clamp the workpiece 200, and the scissor assembly 13 can lift the height position of the workpiece 200 in the process of clamping the workpiece 200, so that the workpiece 200 after being turned over is higher in position, the workbench is convenient to move out, and the subsequent conveying of the workpiece is convenient.

For example, in order to facilitate pushing the scissors assembly 13 laterally to achieve the closing of the scissors assembly 13, the scissors clamping mechanism 10 further includes a connecting assembly 15, the scissors assembly 13 includes at least one scissors structure 14, the at least one scissors structure 14 includes two scissors clamps 145 arranged crosswise, the at least one scissors structure 14 is connected with the first driving member 11 through the connecting assembly 15, and the first driving member 11 is used for pushing against the connecting assembly 15 to close the two scissors clamps 145 of the at least one scissors structure 14 to clamp the workpiece 200. The scissors assembly 13 further includes a guide frame 16, two guide grooves 161 are formed in the guide frame 16, the connection assembly 15 includes a pushing column 151, a rotating column 153 and two linkage columns 155, the middle portion of the pushing column 151 is connected to the output shaft of the first driving member 11, two opposite ends of the pushing column 151 are respectively inserted into the two guide grooves 161 in a sliding manner, two opposite ends of the rotating column 153 are respectively connected to two opposite sides of the guide frame 16, the intersection of two scissors clamping members 145 of at least one scissors structure 14 is respectively and rotatably connected to the rotating column 153, and the end portions of the two scissors clamping members 145 of the at least one scissors structure 14 are respectively and rotatably connected to the two linkage columns 155. By arranging the connecting assembly 15, the connecting assembly 15 is similar to a diamond structure, the first driving element 11 drives the pushing column 151 to move in the two guide grooves 161, so that one ends of the two scissors clamps 145 are far away from each other, and the other ends of the two scissors clamps 145 are close to each other to close and clamp the workpiece 200. Since the two scissor grips 145 are closed, the lower one of the scissor grips 145 can be raised to lift the workpiece 200.

For example, in order to facilitate the forward and backward movement of the pushing column 151, the guide frame 16 includes a main body plate 160 and guide plates 162 respectively protruding from opposite ends of the main body plate 160, the two guide grooves 161 are respectively opened on the two guide plates 162, opposite ends of the rotating column 153 are respectively connected to the two guide plates 162, the two linking columns 155 are parallel to the rotating column 153, and the two linking columns 155 are located between the two guide plates 162. The two guide plates 162 are provided to facilitate the installation of the rotation post 153, and the two guide grooves 161 are provided to facilitate the forward and backward movement of the push post 151.

For example, in order to facilitate the turning of the workpiece 200, the number of the at least one scissors structure 14 is two, the two scissors structures 14 are arranged in parallel, the two scissors structures 14 are respectively installed at two opposite ends of the rotating column 153, the two guide grooves 161 extend in parallel with a horizontal plane, and one end of each scissors clamp 145 away from the connecting assembly 15 is formed with a straight clamp segment 1458. The turnover mechanism 20 includes a mounting frame 21, a second driving member 22 and a rotating assembly 25, a mounting portion 215 is convexly disposed on one side of the mounting frame 21, an output shaft of the first driving member 11 is inserted into the mounting portion 215, the second driving member 22 is mounted on the mounting frame 21, the rotating assembly 25 includes a rack 251 and a gear ring 252, the rack 251 is slidably mounted on the mounting frame 21 and connected with an output shaft of the second driving member 22, the gear ring 252 is sleeved on the output shaft of the first driving member 11 and connected with the connecting assembly 15, and the gear ring 252 is engaged with the rack 251. The second driving member 22 drives the rack 251 to move, so as to drive the gear ring 252 to rotate, and finally, the connecting assembly 15 drives the guide frame 16 and the scissors assembly 13 to rotate, so as to drive the workpiece 200 to rotate. Through the cooperation of the gear ring 252 and the rack 251, the overturning speed and the force of the workpiece 200 can be conveniently controlled, and the stability of the overturning action is improved.

For example, in order to facilitate driving the workpiece 200 to rotate, the turnover mechanism 20 further includes a supporting frame 26, the supporting frame 26 includes two mounting seats 261 and a mounting bar 265, the two mounting seats 261 are both mounted on the mounting frame 21, the mounting bar 265 is mounted on the two mounting seats 261, a guide rail (not shown) is disposed on the mounting bar 265, and the rack 251 is slidably disposed on the guide rail. The mounting bar 265 is located above the mounting frame 21, the extending direction of the guide rail is parallel to the pushing direction of the second driving element 22, and the guide rail can be conveniently arranged by setting the mounting bar 265, so that the rack 251 can slide conveniently to turn over the workpiece 200.

For example, in order to facilitate the lateral movement of the scissors assembly 13 to access the workpiece 200, the clamping and flipping system further includes a conveying rail 30 and a traverse assembly 40, the traverse assembly 40 includes a sliding chassis 41, a connecting frame 42 and a traverse cylinder 43, the sliding chassis 41 is slidably disposed on the conveying rail 30, the connecting frame 42 is slidably disposed on the sliding chassis 41, the mounting frame 21 is mounted on the connecting frame 42, the traverse cylinder 43 is mounted on the sliding chassis 41 and connected with the connecting frame 42, and the traverse cylinder 43 is used for driving the connecting frame 42 to move relative to the sliding chassis 41 in a direction perpendicular to the conveying rail 30. The traversing cylinder 43 is arranged so that the mounting frame 21 can move in the transverse direction to drive the scissor assembly 13 to move close to the workpiece 200.

For example, in order to improve the clamping stability, the clamping and overturning system includes two conveying rails 30, two traverse assemblies 40, two scissor type clamping mechanisms 10 and two overturning mechanisms 20, the two conveying rails 30 are parallel to each other, the sliding chassis 41 of the two traverse assemblies 40 are slidably disposed on the two conveying rails 30, the two overturning mechanisms 20 are disposed on the two traverse assemblies 40, the two scissor type clamping mechanisms 10 are mounted on the two overturning mechanisms 20, and the workpiece 200 is located between the two scissor type clamping mechanisms 10. The workpiece 200 is an annular steel pipe pile end plate, and a notch 205 to be welded is formed in the workpiece. The extension direction of the cut 205 is toward the conveying direction of the conveying guide rail, i.e. away from the two scissor-type clamping mechanisms 10, thereby avoiding damage to the cut 205 of the workpiece 200 during clamping.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.