CN220906957U

CN220906957U - Blank overturning clamp

Info

Publication number: CN220906957U
Application number: CN202322877731.1U
Authority: CN
Inventors: 米欢; 于海洋; 米伟; 任神通; 杨思思
Original assignee: Baoding Aofa Lifting Equipment Manufacturing Co ltd
Current assignee: Baoding Aofa Lifting Equipment Manufacturing Co ltd
Priority date: 2023-10-26
Filing date: 2023-10-26
Publication date: 2024-05-07
Anticipated expiration: 2033-10-26

Abstract

The utility model belongs to the technical field of hoisting clamps, and discloses a blank overturning clamp which comprises a cross beam, wherein suspension arms are arranged at two ends of the cross beam, clamping assemblies are arranged at the bottom ends of the suspension arms, and blanks are clamped between the two clamping assemblies; the clamping assembly comprises a movable frame arranged below the suspension arm, clamping blocks are rotatably connected between opposite ends of the two movable frames, and a blank is clamped and fixed between the two clamping blocks; the movable frame is provided with a turnover power assembly at one end far away from the clamping block, and the turnover power assembly is in transmission connection with the clamping block; the beam is provided with a clamping power assembly which is in transmission connection with the suspension arm. The utility model has simple structure, convenient use, high working efficiency and good reliability, and can realize the lifting transfer and the direction overturning of blanks.

Description

Blank overturning clamp

Technical Field

The utility model belongs to the technical field of hoisting clamps, and particularly relates to a blank overturning clamp.

Background

The aluminum material is generally cast into a regular cuboid block, and after the blank is placed on the ground, one side end face contacting the ground cannot be detected and subsequently processed, so that the blank needs to be overturned, and the side face contacting the ground originally is overturned and exposed.

The Chinese patent No. CN202121314726.4 discloses an automatic turnover mechanism after heat treatment of a forged aluminum alloy blank, after a conveying roller way conveys the forged aluminum alloy blank in place, a left clamping arm and a right clamping arm are driven by a clamping arm driving mechanism to move outwards to the outermost side under the guidance of a transverse guide rail, the left clamping arm and the right clamping arm are respectively positioned at the left side and the right side of the forged aluminum alloy blank by downwards moving of a supporting plate driving mechanism, then the left clamping arm and the right clamping arm are driven by the clamping arm driving mechanism to synchronously move inwards, the forged aluminum alloy blank is clamped by the left clamping arm and the right clamping arm, after the forged aluminum alloy blank is driven by the supporting plate driving mechanism to upwards move to leave the conveying roller way, the transverse guide rail is driven by a rotary driving mechanism to rotate 180 degrees, and the supporting plate driving mechanism drives the supporting plate to downwards move again until the forged aluminum alloy blank is placed on the conveying roller way, so that the turnover of the forged aluminum alloy blank is completed, the whole process does not need to be manually participated, and the production efficiency and the production safety are improved. However, the automatic turnover mechanism is fixed, so that the blank is inconvenient to hoist and move, and meanwhile, the clamping machine mechanism for clamping and turnover the blank is complex and inconvenient to use.

Therefore, the application designs a blank overturning clamp to solve the technical problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a blank overturning clamp.

In order to achieve the above purpose, the utility model provides a blank overturning clamp, which comprises a cross beam, wherein two ends of the cross beam are provided with suspension arms, the bottom ends of the suspension arms are provided with clamping assemblies, and blanks are clamped between the two clamping assemblies;

the clamping assembly comprises a movable frame arranged below the hanging arm, clamping blocks are rotatably connected between opposite ends of the two movable frames, and the blank is clamped and fixed between the two clamping blocks;

One end of the movable frame, which is far away from the clamping block, is provided with a turnover power assembly, and the turnover power assembly is in transmission connection with the clamping block;

And the beam is provided with a clamping power assembly, and the clamping power assembly is in transmission connection with the suspension arm.

Preferably, the suspension arm comprises a driving arm and an auxiliary arm which are arranged between the movable frame and the cross beam, and the top end of the driving arm is in transmission connection with the clamping power assembly.

Preferably, the end part of the cross beam is provided with a yielding groove, and the top end of the auxiliary arm is rotationally connected in the yielding groove; the middle part of the driving arm is rotationally connected with the abdication groove, and the top of the driving arm extends out of the abdication groove and is in transmission connection with the clamping power assembly.

Preferably, the clamping power assembly comprises a first driving seat arranged at the top end of the cross beam, a clamping hydraulic cylinder is rotationally connected to the first driving seat, and the output end of the clamping hydraulic cylinder faces the abdicating groove and is in transmission connection with the top end of the driving arm.

Preferably, the turnover power assembly comprises a second driving seat arranged on the movable frame, a turnover hydraulic cylinder is rotationally connected to the second driving seat, and the output end of the turnover hydraulic cylinder is in transmission connection with the clamping block.

Preferably, one end of the clamping block, which is far away from each other, is fixedly connected with a transmission rod, and the transmission rod is rotationally connected to the movable frame; the transmission rod extends into the second drive and is rotationally connected with the second drive seat; the output end of the overturning hydraulic cylinder is in transmission connection with the transmission rod.

Preferably, a lifting seat for connecting the lifting mechanism is arranged at the top end of the cross beam.

Preferably, the opposite surfaces of the clamping blocks are provided with V-shaped positioning grooves.

Compared with the prior art, the utility model has the following advantages and technical effects: the utility model discloses a blank overturning clamp which is mainly used for hoisting and overturning a cast cylindrical aluminum blank; when the lifting device is used, the cross beam is connected with a mechanism for lifting, so that the whole device is driven to lift, an aluminum blank is lifted, and meanwhile, the aluminum blank can be conveniently turned over when being lifted off the ground; the two ends of the cross beam are provided with the suspension arms which are connected with the movable frame, and the clamping power assembly drives the movable frame to move along the cross beam direction through the suspension arms, so that the blank is clamped and loosened through the clamping blocks; when the blank is clamped, the overturning power assembly drives the two clamping blocks to synchronously rotate, automatic overturning of the blank is achieved, lifting and transferring of the blank can be achieved through combination of lifting of the blank, and working efficiency is improved.

The utility model has simple structure, convenient use, high working efficiency and good reliability, and can realize the lifting transfer and the direction overturning of blanks.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

FIG. 1 is an axial view of a blank overturning clamp according to the present utility model;

FIG. 2 is a front view of the blank overturning clamp of the present utility model;

FIG. 3 is a schematic view of a boom structure according to the present utility model;

FIG. 4 is an axial view of a clamping block of the present utility model;

In the figure: 1. a cross beam; 2. a movable frame; 3. clamping blocks are arranged; 4. blank material; 5. a driving arm; 6. an auxiliary arm; 7. a relief groove; 8. a first driving seat; 9. clamping a hydraulic cylinder; 10. a second driving seat; 11. a turnover hydraulic cylinder; 12. a transmission rod; 13. hoisting the base; 14. a positioning groove; 15. a support plate; 16. a first rotating shaft; 17. a second rotating shaft; 18. a third rotating shaft; 19. a fourth rotating shaft; 20. reinforcing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-4, the embodiment provides a blank overturning clamp, which comprises a cross beam 1, wherein two ends of the cross beam 1 are provided with suspension arms, the bottom ends of the suspension arms are provided with clamping assemblies, and blanks 4 are clamped between the two clamping assemblies;

The clamping assembly comprises a movable frame 2 arranged below the suspension arm, clamping blocks 3 are rotatably connected between opposite ends of the two movable frames 2, and a blank 4 is clamped and fixed between the two clamping blocks 3;

The end of the movable frame 2 far away from the clamping block 3 is provided with a turnover power assembly which is in transmission connection with the clamping block 3;

The beam 1 is provided with a clamping power assembly which is in transmission connection with the suspension arm.

The utility model discloses a blank overturning clamp which is mainly used for hoisting and overturning a cast cylindrical aluminum blank; when the lifting device is used, the cross beam 1 is connected with a mechanism for lifting, so that the whole device is driven to lift, an aluminum blank is lifted, and meanwhile, the aluminum blank can be conveniently turned over when being lifted off the ground; the hanging arms arranged at the two ends of the cross beam 1 are connected with a movable frame 2, and the clamping power assembly drives the movable frame 2 to move along the direction of the cross beam 1 through the hanging arms, so that the blank 4 is clamped and loosened through the clamping blocks 3; after the blank 4 is clamped, the overturning power assembly drives the two clamping blocks 3 to synchronously rotate, automatic overturning of the blank 4 is achieved, lifting, transferring and overturning of the blank 4 can be achieved by combining lifting of the blank 4, and working efficiency is improved.

According to a further optimization scheme, the suspension arm comprises a driving arm 5 and an auxiliary arm 6 which are arranged between the movable frame 2 and the cross beam 1, and the top end of the driving arm 5 is in transmission connection with the clamping power assembly; the end part of the cross beam 1 is provided with a yielding groove 7, and the top end of the auxiliary arm 6 is rotationally connected in the yielding groove 7; the middle part of the driving arm 5 is rotationally connected with the abdication groove 7, and the top of the driving arm 5 extends out of the abdication groove 7 and is in transmission connection with the clamping power assembly. One end of the driving arm 5 is hinged to the clamping power assembly through a first rotating shaft 16, the other end of the driving arm is hinged to the movable frame 2 through the first rotating shaft 16 to provide power for movement of the movable frame 2, and two ends of the auxiliary arm 6 are hinged between the abdication groove 7 and the movable frame 2 through the first rotating shaft 16 to ensure stability of the movable frame 2 and improve stability and safety of clamping of the blank 4.

Further optimizing scheme, clamping power component is including setting up the first drive seat 8 on crossbeam 1 top, rotates on the first drive seat 8 and is connected with clamping pneumatic cylinder 9, and the output of clamping pneumatic cylinder 9 is towards the groove 7 of stepping down and is connected with the top transmission of actuating arm 5. The fixed end of the clamping hydraulic cylinder 9 is rotationally connected to the first driving seat 8 through a fourth rotating shaft 19 and bears the reaction force of the power output of the clamping hydraulic cylinder 9; the middle part of the driving arm 5 is rotationally connected in the abdication groove 7 through a second rotating shaft 17 to form a lever structure, when the output end of the clamping hydraulic cylinder 9 pushes the top end of the driving arm 5 to move, the bottom end of the driving arm 5 correspondingly moves, and the moment at the two ends of the driving arm 5 is equal.

Further optimizing scheme, upset power component is including setting up the second drive seat 10 on movable frame 2, rotates on the second drive seat 10 to be connected with upset pneumatic cylinder 11, and the output and the clamping piece 3 transmission of upset pneumatic cylinder 11 are connected. The overturning hydraulic cylinder 11 is rotatably connected to the second driving seat 10 through a third rotating shaft 18, and the output end of the overturning hydraulic cylinder drives the clamping blocks 3 to rotate, so that the blank 4 between the two clamping blocks 3 rotates, and overturning of the blank 4 is realized.

In a further optimization scheme, one end, away from each other, of the clamping block 3 is fixedly connected with a transmission rod 12, and the transmission rod 12 is rotatably connected to the movable frame 2; the transmission rod 12 extends into the second drive and is rotationally connected with the second drive seat 10; the output end of the overturning hydraulic cylinder 11 is in transmission connection with a transmission rod 12. The transmission rod 12 is used for transmitting the power of the overturning hydraulic cylinder 11 and is in rotary connection with the movable frame 2 and the second driving seat 10, so that the stability is improved, and the stress deformation of the transmission rod 12 is reduced; the supporting plate 15 is arranged in the cavity in the middle of the movable frame 2, and the transmission rod 12 penetrates through the supporting plate 15 and is rotationally connected with the supporting plate 15, so that the stability of the transmission rod 12 is further improved.

Further optimizing scheme, the top of crossbeam 1 is provided with the hoist and mount seat 13 that is used for connecting hoist and mount mechanism. The hoisting seat 13 is fixed in the middle of the top end of the cross beam 1, the structures at the two sides of the cross beam 1 are balanced, and the movement of the moving parts is symmetrically synchronous, so that the cross beam 1 is kept stable, and deflection is reduced; the lifting seat 13 improves the safety of the connection by means of several reinforcing plates 20.

In a further optimized scheme, V-shaped positioning grooves 14 are formed in the opposite faces of the clamping blocks 3. The V-shaped positioning grooves 14 are formed in the opposite surfaces of the clamping blocks 3, so that the clamping device can adapt to clamping of blanks 4 with different thicknesses, and the applicability is improved; meanwhile, in the process of clamping the blank 4, centering of the blank 4 relative to the clamping block 3 can be achieved, and the clamping stability is improved.

Further, a slip-preventing pad or a slip-preventing pattern for preventing the blank 4 from slipping is provided in the positioning groove 14.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, 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 thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A blank overturning clamp which is characterized in that: the automatic feeding device comprises a cross beam (1), wherein suspension arms are arranged at two ends of the cross beam (1), clamping assemblies are arranged at the bottom ends of the suspension arms, and blanks (4) are clamped between the two clamping assemblies;

The clamping assembly comprises a movable frame (2) arranged below the hanging arm, clamping blocks (3) are rotatably connected between opposite ends of the two movable frames (2), and the blank (4) is clamped and fixed between the two clamping blocks (3);

One end of the movable frame (2) far away from the clamping block (3) is provided with a turnover power assembly, and the turnover power assembly is in transmission connection with the clamping block (3);

The lifting arm is characterized in that a clamping power assembly is arranged on the cross beam (1), and the clamping power assembly is in transmission connection with the lifting arm.

2. The blank overturning jig according to claim 1, wherein: the suspension arm comprises a driving arm (5) and an auxiliary arm (6) which are arranged between the movable frame (2) and the cross beam (1), and the top end of the driving arm (5) is in transmission connection with the clamping power assembly.

3. The blank overturning jig according to claim 2, wherein: an abdication groove (7) is formed in the end part of the cross beam (1), and the top end of the auxiliary arm (6) is rotationally connected in the abdication groove (7); the middle part of the driving arm (5) is rotationally connected with the abdication groove (7), and the top of the driving arm (5) extends out of the abdication groove (7) and is in transmission connection with the clamping power assembly.

4. A blank overturning jig according to claim 3, wherein: the clamping power assembly comprises a first driving seat (8) arranged at the top end of the cross beam (1), a clamping hydraulic cylinder (9) is rotationally connected to the first driving seat (8), and the output end of the clamping hydraulic cylinder (9) faces the abdicating groove (7) and is in transmission connection with the top end of the driving arm (5).

5. The blank overturning jig according to claim 1, wherein: the turnover power assembly comprises a second driving seat (10) arranged on the movable frame (2), a turnover hydraulic cylinder (11) is rotatably connected to the second driving seat (10), and the output end of the turnover hydraulic cylinder (11) is in transmission connection with the clamping block (3).

6. The blank overturning jig according to claim 5, wherein: one end, far away from each other, of the clamping block (3) is fixedly connected with a transmission rod (12), and the transmission rod (12) is rotationally connected to the movable frame (2); the transmission rod (12) stretches into the second drive and is rotationally connected with the second drive seat (10); the output end of the overturning hydraulic cylinder (11) is in transmission connection with the transmission rod (12).

7. The blank overturning jig according to claim 1, wherein: the top end of the cross beam (1) is provided with a hoisting seat (13) for connecting a hoisting mechanism.

8. The blank overturning jig according to claim 1, wherein: the opposite surfaces of the clamping blocks (3) are provided with V-shaped positioning grooves (14).