CN103786766A - Automobile body part transfer trolley - Google Patents

Abstract

The invention relates to the field of transport devices for automobile body parts in an automobile welding production line, in particular to an automobile body part transfer trolley. The automobile body part transfer trolley comprises a supporting frame, a balancer, a product bracket and hand grabs, wherein the balancer is arranged at the bottom of the supporting frame, and the product bracket and the hand grabs are respectively connected with the supporting frame in a sliding mode. A connecting supporting base is installed on the product bracket; a steel wire rope is respectively connected with the hand grabs and the connecting supporting base through movable and fixed pulley blocks; the steel wire rope sequentially passes through at least two fixed pulleys to be connected with the balancer and the connecting supporting base. The automobile body part transfer trolley mainly depends on the principle of overcoming the self gravity of parts through the balancer and the principle of saving labor through the fixed and movable pulley blocks, and automobile parts can be transferred. The automobile body part transfer trolley is simple in structure, convenient and flexible to operate and small in occupied space, deformation of the parts can be effectively avoided, the labor intensity of workers is reduced, and manpower cost is reduced.

Description

Car body parts transfer trolley

technical field

The invention relates to the field of conveying devices for car body parts in an automobile welding production line, in particular to a transfer car for car body parts.

Background technique

In the field of automobile body-in-white production, many OEMs need to transport automobile body parts such as side panel assemblies or other similar parts from the welding production line to the main line through the conveyor line, and implement welding of sub-assemblies and floor assemblies. When the side wall assembly or other similar parts are transferred to the conveyor line, the traditional method is that workers lift them from the welding line temporary storage rack to the conveyor line. This conventional transfer method is labor-intensive. At least two workers are required for one assembly to be transferred, which consumes a lot of manpower. Sometimes the parts are deformed due to uneven labor force, which affects the quality of the product.

Contents of the invention

The object of the present invention is to provide a transfer trolley for automobile body parts, which is easy to operate, realizes the transfer of automobile body parts stably and reliably, effectively prevents deformation of parts, reduces labor intensity, and reduces labor costs.

For reaching this purpose, the present invention adopts following technical scheme:

The invention provides a car body parts transfer trolley, comprising a support frame, a balancer arranged at the bottom of the support frame, product brackets and handrails respectively slidingly connected to the support frame;

A connection support is installed on the product bracket;

The steel wire rope is respectively connected with the handrail and the connecting support through a movable and fixed pulley block;

The movable and fixed pulley block includes a movable pulley and a fixed pulley;

The movable pulley is installed on the connecting support;

The fixed pulley is installed on a fixed support arranged at the bottom of the support frame;

The steel wire ropes are respectively connected to the balancer and the connecting support through at least two fixed pulleys in turn.

As a preferred solution of the present invention, it also includes a guide rail set and a slider set;

The set of guide rails includes a first set of guide rails arranged on the outer frame of the support frame and a second set of guide rails arranged on the inner frame of the support frame;

The slider group includes a first slider group connected to the product bracket and a second slider group connected to the armrest;

The first slider group is arranged on the first guide rail group so as to slide up and down;

The second slider set is arranged on the second guide rail set to slide up and down.

As a preferred solution of the present invention, the fixed support has an L-shaped bracket structure;

The first side of the L-shaped support structure is connected to the product bracket through bolts, and the second side is connected to the movable pulley through a pin shaft.

As a preferred solution of the present invention, the bottom end of the second side of the L-shaped bracket structure is provided with a limiting member for preventing hard collision between the armrest and the L-shaped bracket structure.

As a preferred solution of the present invention, the product carrier includes a horizontal support arm and a vertical support arm vertically connected to the horizontal support arm;

An oblique reinforcing arm is arranged between the horizontal support arm and the vertical support arm;

The horizontal support arm is provided with a bracket, and the bracket is provided with a U-shaped groove to prevent the product from slipping.

As a preferred solution of the present invention, the fixed pulleys are installed on the outer frame at the top of the supporting frame, and the number thereof is two.

As a preferred solution of the present invention, the bottom of the support frame is provided with a U-shaped base frame, and the bottom of the U-shaped base frame is provided with two directional rollers and two universal rollers.

As a preferred solution of the present invention, the limiting member is made of unglued or TPU material.

The beneficial effects of the present invention are:

The invention provides a transfer trolley for automobile body parts, which mainly relies on the balancer to overcome the self-weight of the parts and the labor-saving principle of the fixed and movable pulleys, and realizes the handling of automobile body parts such as automobile side wall assemblies. The invention not only has a simple structure , The operation is convenient and flexible, effectively avoiding the deformation of parts, and occupying a small space, reducing the labor intensity of workers and reducing labor costs.

Description of drawings

Fig. 1 is the structural representation of the automobile body parts transfer dolly provided by the embodiment of the present invention;

Fig. 2 is the back view of Fig. 1;

Fig. 3 is a schematic diagram of the use state of the car body parts transfer trolley provided by the embodiment of the present invention.

in:

1. Support frame; 2. Balancer; 3. Product bracket; 4. Handrail; 5. Steel wire rope; 6. Steel wire rope; 7. Connecting support; 11. The second guide rail group; 12. The first slider group; 13. The second slider group; 14. Limiting parts; 15. U-shaped groove; 16. Directional casters; 17. Universal casters;

31. Horizontal support arm; 32. Vertical support arm; 33. Inclined reinforcement arm;

81, movable pulley; 82, fixed pulley;

311, support block.

Detailed ways

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific embodiments.

As shown in Fig. 1 to Fig. 3, a kind of automobile body parts transfer trolley provided by this embodiment includes a supporting frame 1, a balancer 2 arranged at the bottom of the supporting frame 1, and product holders respectively slidingly connected with the supporting frame 1. Frame 3, handrail 4, guide rail group and slider group.

The guide rail set includes a first guide rail set 10 arranged on the outer frame of the support frame 1 and a second guide rail set 11 arranged on the inner frame of the support frame 1 . The slider group includes a first slider group 12 connected with the product bracket 3 and a second slider group 13 connected with the armrest 4 . The first slider set 12 is disposed on the first guide rail set 10 to slide up and down, and the second slide block set 13 is disposed on the second guide rail set 11 to slide up and down. In this way, the product bracket 3 can slide up and down along the first guide rail set 10 , and the handrail 4 can slide up and down along the second guide rail set 11 .

The product bracket 3 is equipped with a connecting support 7 that is threaded with a steel wire rope 5 and a steel wire rope 6 . The steel wire rope 5 is respectively connected with the handrail 4 and the connecting support 7 through the movable and fixed pulley block 8. In the present embodiment, the movable and fixed pulley block 8 includes a movable pulley 81 and a fixed pulley 82. The movable pulley 81 is installed on the connecting support 7, and the fixed pulley 82 is installed on the Set on the fixed support at the bottom of the support frame 1. The steel wire rope 6 is respectively connected with the balancer 2 and the connecting support 7 through at least two fixed pulleys 9 in turn. In this embodiment, the fixed pulleys 9 are installed on the outer side of the support frame 1 near the top position, and the number is two. The use of the movable and fixed pulley block 8 and the two fixed pulleys 9 can not only save two-thirds of the labor force, but also change the direction of the force to ensure that the movement direction of the handrail 4 and the product bracket 3 are consistent, the operation is simple, and the labor force is reduced. strength.

Specifically, one end of the wire rope 5 is connected to the handrail 4, and the other end of the wire rope 5 is connected to the bottom end of the connecting support 7 by going around the movable pulley 81 and the fixed pulley 82 in turn. One end of the wire rope 6 is connected with the balancer 2, and its other end is connected with the top of the connecting support 7 after going around two fixed pulleys 9 in turn. When using the car body parts transfer trolley, adjust the pulling force of the balancer 2 to make it slightly greater than the sum of the gravity of the product bracket 3 and the body parts, and the body parts will remain lifted when placed on the product bracket 3 state, saving manpower to hold up.

The connecting support 7 is an L-shaped bracket structure, the first side of the L-shaped bracket structure is connected with the product bracket 3 through bolts, and the second side is connected with the movable pulley 81 through a pin shaft. The bottom end of the second side of the L-shaped bracket structure is provided with a limiter 14. Preferably, the limiter 14 is made of Urex or TPU material, so as to prevent the hard collision between the armrest 4 and the L-shaped bracket structure. Has a buffering effect.

The bottom of the support frame 1 is provided with a U-shaped base frame, and the bottom of the U-shaped base frame is provided with two directional rollers 16 and two universal rollers 17, which slide conveniently and labor-savingly to realize the transportation and transfer of body parts. The product bracket 3 includes a horizontal support arm 31 and a vertical support arm 32 vertically connected to the horizontal support arm 31. An oblique reinforcement arm 33 is arranged between the horizontal support arm 31 and the vertical support arm 32 for increasing the horizontal support arm 31. And the strength of the vertical support arm 32 improves the supporting effect of the heavy load.

The horizontal support arm 31 is provided with a bracket 311, the bracket 311 is made of nylon, and the bracket 311 is provided with a U-shaped groove 15. This U-shaped groove 15 can prevent the body parts from slipping, and the body parts can be firmly Transported to the main line, effectively avoiding the deformation of body parts and improving product quality.

During the actual operation, press down on the armrest 4, and the product bracket 3 will move downward accordingly, and let go slowly after reaching the designated position, and the product bracket 3 will hold up the body parts to realize the pick-up. After the body parts are transferred to the designated position, the armrest 4 can be pressed downwards to unload. The movement direction of the product bracket 3 is consistent with the movement direction of the armrest 4, and the operation conforms to the routine, which is convenient and smooth.

The invention relies on the balancer to overcome the self-weight of the parts and the labor-saving principle of the fixed and movable pulleys, and realizes the handling of automobile body parts. Small, reducing the labor intensity of workers and reducing labor costs.

The technical principle of the present invention has been described above in conjunction with the specific embodiments. These descriptions are only for explaining the principles of the present invention, and cannot be construed as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can think of other specific implementation modes of the present invention without creative work, and these modes will all fall within the protection scope of the present invention.

Claims (8)

1. an automobile body part transport carriage, is characterized in that,

Comprise support frame (1), be arranged on the balancing device (2) of described support frame (1) bottom, respectively with product bracket (3) and the handrail (4) of described support frame (1) sliding block joint;

On described product bracket (3), be provided with and connect bearing (7);

Steel rope (5) connects with described handrail (4) and the described bearing (7) that is connected respectively by moving fixed pulley group (8);

Described moving fixed pulley group (8) comprises movable pulley (81) and fixed pulley (82);

Described movable pulley (81) is arranged on described connection bearing (7);

Described fixed pulley (82) is arranged on the fixed bearing that is arranged at described support frame (1) bottom;

Steel rope (6) connects with described balancing device (2) and the described bearing (7) that is connected respectively by least two fixed pulleys (9) successively.

2. a kind of automobile body part transport carriage according to claim 1, is characterized in that,

Also comprise set of rails and slide block group;

Described set of rails comprises the first set of rails (10) on the outside frame that is arranged on described support frame (1) and is arranged on the second set of rails (11) on the inner frame of described support frame (1);

Described slide block group comprises the first slide block group (12) being connected with described product bracket (3) and the second slide block group (13) being connected with described handrail (4);

Described the first slide block group (12) can be arranged in described the first set of rails (10) up and down glidingly;

Described the second slide block group (13) can be arranged in described the second set of rails (11) up and down glidingly.

3. a kind of automobile body part transport carriage according to claim 1, is characterized in that,

Described fixed bearing (7) is L-type supporting structure;

The first side of described L-type supporting structure is connected with described product bracket (3) by bolt, and its second side is connected with described movable pulley (81) by bearing pin.

4. a kind of automobile body part transport carriage according to claim 3, is characterized in that,

The bottom of the second side of described L-type supporting structure is provided with the locating part (14) that prevents from occurring between described handrail (4) and described L-type supporting structure hard collision.

5. a kind of automobile body part transport carriage according to claim 1, is characterized in that,

Described product bracket (3) comprise horizontal support arms (31) and with described horizontal support arms (31) vertical hold-down arm connected vertically (32);

Between described horizontal support arms (31) and described vertical hold-down arm (32), be provided with oblique reinforcement arm (33);

In described horizontal support arms (31), be provided with tray (311), on described tray (311), offer the U-shaped groove (15) that prevents product landing.

6. a kind of automobile body part transport carriage according to claim 1, is characterized in that,

Described fixed pulley (9) is arranged on the outside frame at described support frame (1) top, and its quantity is 2.

7. a kind of automobile body part transport carriage according to claim 1, is characterized in that,

The bottom of described support frame (1) is provided with U-shaped pony sill, and the bottom of described U-shaped pony sill is provided with two direction-casters (16) and two universal caster wheels (17).

8. a kind of automobile body part transport carriage according to claim 4, is characterized in that,

Described locating part (14) adopts excellent power glue or TPU material to make.

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