阅读说明：本技术 一种汽车工装夹具及其装夹方法 (Automobile tool clamp and clamping method thereof ) 是由 张彦磊 于 2019-08-29 设计创作，主要内容包括：本发明公开了一种汽车工装夹具及其装夹方法,包括横梁,横梁的底端左右两侧对称固定连接有支撑箱,横梁的中部设有吊装孔,横梁的顶端固定安装有与吊装孔相配合的侧架,侧架上通过卷轴转动连接有与吊装孔相配合的收卷辊,收卷辊上绕设有主吊链,主吊链的底端贯穿吊装孔且固定连接有吊装钩,主吊链靠近吊装钩的一侧套设有外接套,外接套的一侧端固定连接有保险链绳,保险链绳远离外接套的一端固定连接保险吸盘；利用电磁铁产生强磁场,并配合保险吸盘吸住工件的一端,然后利用收卷辊吊起工件,一旦吊装钩出现意外,则保险吸盘配合保险链绳,依然可以把工件继续吊装在空中,能有效的防止意外发生,保证检修工作的顺利进行。(The invention discloses an automobile tool clamp and a clamping method thereof, and the automobile tool clamp comprises a cross beam, wherein the left side and the right side of the bottom end of the cross beam are symmetrically and fixedly connected with a support box, the middle part of the cross beam is provided with a hoisting hole, the top end of the cross beam is fixedly provided with a side frame matched with the hoisting hole, the side frame is rotatably connected with a winding roller matched with the hoisting hole through a reel, the winding roller is wound with a main sling chain, the bottom end of the main sling chain penetrates through the hoisting hole and is fixedly connected with a hoisting hook, one side of the main sling chain, which is close to the hoisting hook, is sleeved with an outer connecting sleeve, one side of the outer connecting sleeve is fixedly connected with a safety chain; utilize the electromagnet to produce the high-intensity magnetic field to cooperate the insurance sucking disc to hold the one end of work piece, then utilize the wind-up roll to hoist the work piece, in case the hoisting hook accident appears, then the insurance sucking disc cooperates insurance chain rope, still can continue the hoist and mount work piece aloft, can effectually prevent unexpected the emergence, guarantee going on smoothly of maintenance work.)

1. The utility model provides an automobile tooling clamp, includes crossbeam (1), its characterized in that, the bottom left and right sides symmetry fixedly connected with supporting box (2) of crossbeam (1), the middle part of crossbeam (1) is equipped with hole for hoist (3), hole for hoist (3) through connection crossbeam (1) the upper and lower terminal surface, the top fixed mounting of crossbeam (1) has side bearer (4) with hole for hoist (3) matched with, side bearer (4) are L type structure, are connected with wind-up roll (5) with hole for hoist (3) matched with through spool (6) rotation on side bearer (4), the one end of spool (6) runs through the lateral wall of side bearer (4) and rotates and connects on the motor shaft of motor outside the machine, around being equipped with main sling chain (7) on wind-up roll (5), hole for hoist (3) and fixedly connected with hoisting hook (9) are run through to the bottom of main sling (7), the lifting hook is characterized in that an outer connecting sleeve (8) is sleeved on one side, close to a lifting hook (9), of the main lifting chain (7), a safety chain rope (10) is fixedly connected to one side of the outer connecting sleeve (8), one end of the safety chain rope (10) is far away from an one end of a safety sucker (11) fixedly connected with the outer connecting sleeve (8), and an electromagnet (12) is embedded into the safety sucker (11).

2. An automobile tooling clamp according to claim 1, characterized in that the bottom end of the safety suction cup (11) is uniformly provided with a plurality of positioning pins (13).

3. The automobile tooling fixture according to claim 1, characterized in that the bottom end of the support box (2) is fixedly connected with a foot rest (15) through a connecting rod (14), the foot rest (15) is of a U-shaped structure, a damping plate (16) is arranged in an inner cavity of the foot rest (15), a screw (17) is in threaded connection with the damping plate (16), a turntable (19) is fixedly connected to the top end of the screw (17), the turntable (19) is of a disc structure, the axis of the turntable (19) coincides with the axis of the screw (17), a plurality of anti-skid grooves are uniformly formed in the outer circumferential surface of the turntable (19), and a universal wheel (18) matched with the foot rest (15) is rotatably connected to the bottom end of the screw (17).

4. An automobile tooling clamp according to claim 3, characterized in that a foot brake is arranged on the universal wheel (18).

5. The automobile tooling clamp according to claim 3, characterized in that a hydraulic cylinder (201) is arranged in the support box (2), a through hole (202) matched with the hydraulic cylinder (201) is connected to the bottom end of the support box (2) in a penetrating manner, and the top end of the connecting rod (14) penetrates through the through hole (202) and is fixedly connected to a hydraulic rod on the hydraulic cylinder (201).

6. The automobile tooling clamp according to claim 1, wherein handrails (20) matched with the supporting box (2) are symmetrically arranged at the left side end and the right side end of the cross beam (1), the handrails (20) are of U-shaped structures, an anti-skid sleeve (21) is sleeved on each handrail (20), and a plurality of anti-skid convex strips are uniformly sleeved on the outer circumferential surface of each anti-skid sleeve (21).

7. The automotive tooling fixture of claim 6, wherein the anti-slip sleeves (21) and the anti-slip raised strips are integrally formed.

8. An automobile tooling clamp according to claim 7, characterized in that the anti-slip sleeve (21) is made of rubber.

9. The clamping method of the automobile tool clamp according to any one of claims 1 to 8, characterized by comprising the following steps:

s1) adjusting the device: according to the height of the automobile body, a hydraulic rod extends out through a hydraulic cylinder (201), so that a connecting rod (14) is ejected out, the height of a cross beam (1) is further increased, the lifting of workpieces on automobiles of different height models is met, and after the adjustment is completed, the whole device is pushed above the workpieces to be lifted;

s2) hooking and sucking the workpiece: firstly, a hoisting hook (9) is used for hooking a workpiece, then an electromagnet (12) is used for generating a strong magnetic field, and a safety sucker (11) is matched for sucking one end of the workpiece;

s3) hoisting the workpiece: the winding roller (5) is driven to rotate forward by an external motor, and the main hoisting chain (7) is folded by the winding roller (5), so that the workpiece is hoisted, and the hoisted workpiece is convenient to overhaul;

s4) mounting the workpiece: after the overhaul is finished, the external motor drives the winding roller (5) to rotate reversely, the winding roller (5) is used for releasing the main hanging chain (7), the workpiece is slowly installed on the automobile, and the hoisting hook (9) and the safety chuck (11) are released, so that the workpiece installation can be finished.

Technical Field

The invention relates to the technical field of automobile tool fixtures, in particular to an automobile tool fixture and a clamping method thereof.

Background

Tooling, namely process equipment: refers to the collective term for the various tools used in the manufacturing process. Including cutter/clamp/mold/gauge/auxiliary/bench tool/station tool, etc. The tooling is classified into dedicated tooling/general tooling/standard tooling (similar to a standard part).

In fields such as automobile assembly and auto repair, great work piece easily appears, and these work pieces are heavier, can't be through artificial transport, need hoist with the help of hoisting machine structure, then overhaul. However, due to the lack of a special hoisting mechanism, field maintenance personnel mostly adopt a simple building structure to cooperate with a hoisting machine to hoist and maintain the workpiece, the temporarily built structure is too simple, a necessary safety protection structure is lacked, the phenomenon that the hoisted workpiece falls is easy to occur, and maintenance accidents are caused.

The invention provides an automobile tool clamp and a clamping method thereof, which are used for solving the problems.

Disclosure of Invention

The invention aims to provide an automobile tool clamp and a clamping method thereof, and aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an automobile tooling clamp comprises a cross beam, wherein the left side and the right side of the bottom end of the cross beam are symmetrically and fixedly connected with supporting boxes, a hoisting hole is formed in the middle of the cross beam, the hoisting hole is communicated with the upper end face and the lower end face of the cross beam, a side frame matched with the hoisting hole is fixedly installed at the top end of the cross beam, the side frame is of an L-shaped structure, a winding roller matched with the hoisting hole is rotatably connected onto the side frame through a winding shaft, one end of the winding shaft penetrates through the side wall of the side frame and is rotatably connected onto a motor shaft of an external motor, a main hoisting chain is wound on the winding roller, the bottom end of the main hoisting chain penetrates through the hoisting hole and is fixedly connected with a hoisting hook, an external connecting sleeve is sleeved on one side of the main hoisting chain, a safety chain rope is fixedly connected to one side of the external connecting sleeve, the safety chain rope, when the automobile lifting device is used, an automobile stops below the whole device, namely between two supporting boxes, then a lifting hook is used for hooking a workpiece, meanwhile, an electromagnet is used for generating a strong magnetic field and is matched with the safety sucker to suck one end of the workpiece, then an external motor drives a winding roller to rotate, and the winding roller is used for drawing up a main lifting chain, so that the workpiece is lifted, the workpiece is convenient to overhaul; and after the hoisting hook is damaged, the safety sucker can still independently complete hoisting and overhauling operations, and the application range of the whole device is enlarged.

In a further embodiment, the bottom end of the support box is fixedly connected with a foot rest through a connecting rod, the foot rest is of a U-shaped structure, a damping plate is arranged in an inner cavity of the foot rest, a screw rod is connected to the damping plate in a threaded manner, a rotary disc is fixedly connected to the top end of the screw rod, the rotary disc is of a disc structure, the axis of the rotary disc is superposed with the axis of the screw rod, a plurality of anti-skidding grooves are uniformly formed in the outer circumferential surface of the rotary disc, a universal wheel matched with the foot rest is rotatably connected to the bottom end of the screw rod, a foot brake is arranged on the universal wheel, the rotary disc is rotated in the forward direction to drive the screw rod to rotate in the forward direction, and the screw rod rotates; meanwhile, the turnplate is rotated reversely to drive the screw rod to rotate reversely, the screw rod rotates and rises, so that the universal wheel is retracted into the foot rest, the whole device is supported by the foot rest, and the stability of the whole device is guaranteed.

In a further embodiment, be equipped with the pneumatic cylinder in the supporting box, the bottom through connection of supporting box has the through-hole with pneumatic cylinder matched with, the top of connecting rod passes through on through-hole and the hydraulic stem of fixed connection on the pneumatic cylinder, stretches out the hydraulic stem through the pneumatic cylinder to ejecting connecting rod, and then promote the height of crossbeam, thereby satisfy the hoist and mount of work piece on the car of higher motorcycle type, further expand the range of application of whole device.

In a further embodiment, the left side end and the right side end of the cross beam are symmetrically provided with handrails matched with the supporting box, the handrails are of U-shaped structures, the handrails are sleeved with anti-skidding sleeves, the outer circular surfaces of the anti-skidding sleeves are uniformly sleeved with a plurality of anti-skidding convex strips, the anti-skidding sleeves and the anti-skidding convex strips are integrally formed, the anti-skidding sleeves are made of rubber materials, the whole device is convenient to push to move by arranging the handrails, and the whole device is convenient to control to transfer.

A clamping method of an automobile tool clamp comprises the following steps:

s1) adjusting the device: according to the height of the automobile body, the hydraulic rod extends out through the hydraulic cylinder, so that the connecting rod is ejected out, the height of the cross beam is further increased, the lifting of workpieces on automobiles of different heights is met, and after the adjustment is completed, the whole device is pushed above the workpieces to be lifted;

s2) hooking and sucking the workpiece: firstly, a workpiece is hooked by using a lifting hook, then an electromagnet is used for generating a strong magnetic field, and a safety sucker is matched to suck one end of the workpiece;

s3) hoisting the workpiece: the winding roller is driven to rotate forwards by an external motor, and the main hoisting chain is folded by the winding roller, so that the workpiece is hoisted, and the hoisted workpiece is convenient to overhaul;

s4) mounting the workpiece: after the overhaul is finished, the motor outside the machine drives the winding roller to rotate reversely, the winding roller releases the main hanging chain, the workpiece is slowly installed on the automobile, and the hanging hook and the safety sucker are released, so that the workpiece installation can be finished.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the hoisting hook is used for hooking a workpiece, the electromagnet is used for generating a strong magnetic field and is matched with the safety sucker to suck one end of the workpiece, then the external motor drives the winding roller to rotate, and the winding roller is used for collecting the main hoisting chain, so that the workpiece is hoisted, the workpiece is convenient to overhaul; after the hoisting hook is damaged, the safety sucker can still independently complete hoisting and overhauling operations, so that the application range of the whole device is enlarged;

2. the screw rod is driven to rotate forwards by rotating the turntable forwards, and rotates to descend, so that the universal wheel descends, and the whole device is supported by the universal wheel, so that later transfer is facilitated; meanwhile, the turnplate is rotated reversely to drive the screw rod to rotate reversely, the screw rod rotates and rises, so that the universal wheel is retracted into the foot rest, and the whole device is supported by the foot rest, so that the stability of the whole device is ensured;

3. according to the invention, the hydraulic cylinder extends out of the hydraulic rod, so that the connecting rod is ejected out, and the height of the cross beam is further increased, thereby meeting the requirement of hoisting workpieces on automobiles with higher models and further expanding the application range of the whole device.

Drawings

FIG. 1 is a schematic structural view of an automotive tooling fixture;

FIG. 2 is a schematic structural view of a safety chuck of an automotive tooling fixture;

FIG. 3 is a schematic structural view of another embodiment of an automotive tooling fixture;

FIG. 4 is a schematic structural view of the support box of FIG. 3;

FIG. 5 is a schematic structural diagram of another embodiment of FIG. 3;

fig. 6 is a schematic diagram of a flow chart of a clamping method of an automobile tool clamp.

In the figure: 1-beam, 2-supporting box, 201-hydraulic cylinder, 202-through hole, 3-hoisting hole, 4-side frame, 5-wind-up roll, 6-reel, 7-main hoisting chain, 8-external sleeve, 9-hoisting hook, 10-safety chain rope, 11-safety suction cup, 12-electromagnet, 13-positioning pin column, 14-connecting rod, 15-foot rest, 16-damping plate, 17-screw, 18-universal wheel, 19-rotating disc, 20-handrail and 21-antiskid sleeve.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.