CN110918688B

CN110918688B - Be used for prosthetic draw-off gear of automobile body small dimension sunken

Info

Publication number: CN110918688B
Application number: CN201911169553.9A
Authority: CN
Inventors: 廖晖; 汤顺福
Original assignee: Individual
Current assignee: Liao Hui
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2021-10-22
Anticipated expiration: 2039-11-26
Also published as: CN110918688A

Abstract

The invention provides a drawing device for repairing a small-area depression of an automobile body, and relates to the technical field of automobile body repair. This a draw-off gear for automobile body small dimension is sunken to be restoreed, including the connecting rod, the connecting rod rotates the bottom fixed mounting of junction and has the sucking disc, the connecting rod rotates the top fixed mounting of junction and has the telescopic link, in the telescopic link sliding connection pneumatic cylinder, the spout has been seted up between the pneumatic cylinder, the inside sliding connection of spout has the sleeve. This a be used for sunken prosthetic pulling device of car automobile body small dimension has improved pulling device and the fixed stability of automobile body, has avoided pulling device's breaking away from, when guaranteeing that all the time can both lift the couple, can highly adjust the couple, makes it can be applicable to the automobile body of different positions and different depths sunken, can be applicable to the not sunken of different areas simultaneously, has improved pulling device's practicality.

Description

Be used for prosthetic draw-off gear of automobile body small dimension sunken

Technical Field

The invention relates to the technical field of automobile body repair, in particular to a drawing device for repairing a small-area depression of an automobile body.

Background

The automobile body is a structure of an automobile exposed on the surface, the main function of the automobile body is to protect a driver, form a good aerodynamic environment and play a role in decoration, when the automobile is collided or impacted by foreign matters, the automobile body can be sunken, and the automobile body with small area of the sunken part can be repaired.

And traditional draw gear lies in when fixing with the body, all fixes through two or four sucking discs on the straight line, the phenomenon that inclines easily in drawing the in-process leads to sucking disc and automobile body to break away from, poor stability, and it is shorter to the regulation stroke of couple, can't carry out effectual drawing to the not co-location or different depth's sunken, and traditional draw gear is at the in-process of drawing, because the area of contact of fixed knot structure and automobile body is less, and for rigid contact, consequently at the in-process of drawing, with the contact point of automobile body produce new sunken easily.

In order to solve the problems, the inventor provides the drawing device for repairing the small-area depression of the automobile body, so that the fixing stability of the drawing device and the automobile body is improved, the drawing device is prevented from being separated, the hook can be lifted at any time, meanwhile, the height of the hook can be adjusted, the drawing device can be suitable for the depressions of the automobile bodies in different positions and different depths, meanwhile, the drawing device can be suitable for the depressions in different areas, and the practicability of the drawing device is improved.

Disclosure of Invention

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a draw-off gear for automobile body small dimension is sunken to be restoreed, includes connecting rod, sucking disc, telescopic link, pneumatic cylinder, spout, sleeve, spacing dish, pull rod, couple, first spring, threaded rod, support, elevator, action bars, handle, second spring, damping ball.

Wherein:

the bottom end of the rotary joint of the connecting rod is fixedly provided with a sucker, the top end of the rotary joint of the connecting rod is fixedly provided with a telescopic rod, the telescopic rod is connected in the hydraulic cylinders in a sliding way, a sliding chute is arranged between the hydraulic cylinders, a sleeve is connected in the sliding chute in a sliding way, a limiting disc is fixedly arranged on the periphery of the sleeve, a pull rod is connected inside the sleeve in a sliding manner, a hook is fixedly arranged at the bottom end of the pull rod, a first spring is fixedly connected between the hook and the sleeve, a threaded rod is fixedly arranged at the top end of the pull rod, a bracket is fixedly arranged at the top end of the sleeve, the top of the bracket is movably connected with a lifting block, the left side of the bracket is rotatably connected with an operating rod, the right end fixed mounting of support has the handle, fixedly connected with second spring between action bars and the handle, the bottom fixed mounting of sucking disc has the damping ball.

Preferably, the number of the connecting rods is four, the connecting rods are connected end to end in a rotating mode through the mandrel, and the connecting rods form a diamond shape, so that the connecting rods can be more stable when the connecting rods are fixed on a vehicle body.

Preferably, the telescopic rod and the hydraulic cylinder are positioned at a diagonal of the rhombus formed by the four connecting rods and are symmetrical about the center of the diagonal, so that the length of the diagonal can be adjusted in the process of contracting or extending the connecting rods, and the width between the rotating joints of the connecting rods at two sides of the diagonal is changed.

Preferably, the front side and the rear side of the center of the sliding groove are provided with limiting grooves, and the limiting disc is in limiting sliding connection in the limiting grooves, so that the sleeve can move in the sliding groove.

Preferably, an inverted convex groove is formed in the hook, the first spring is sleeved on the periphery of the pull rod, and the hook is conveniently connected with the drawing disc fixed at the concave position.

Preferably, the threaded rod passes from the center of elevator, just the internal thread has been seted up to the inside of elevator, with threaded rod intermeshing, the top fixed mounting of elevator has the knob, consequently, drives the elevator through rotating the knob and rotates, can make the threaded rod carry out the removal from top to bottom.

Preferably, the operating rod penetrates through the bracket and extends rightwards to the lower part of the handle, a waist hole is formed in the operating rod, the threaded rod penetrates through the waist hole, and the width of the waist hole is smaller than the diameter of the bottom of the lifting block, so that the lifting block can be lifted upwards in the process of lifting the operating rod upwards.

The invention provides a drawing device for repairing a small-area depression of an automobile body. The method has the following beneficial effects:

1. this a draw-off gear for automobile body small dimension is sunken to be restoreed connects into the design of rhombus through four connecting rods, when the connecting rod is fixed with the automobile body, can increase fixed stability, has avoided turning on one's side of connecting rod.

2. This a draw-off gear for automobile body small area is sunken prosthetic, through the design of connecting rod diagonal department telescopic link and pneumatic cylinder, at the shrink or the in-process that extends the connecting rod, can adjust the length of diagonal, and then change the span between this diagonal department both sides connecting rod rotation junction, make it can be applicable to the not sunken of area of difference, improved draw-off gear's practicality.

3. This a draw-off gear for automobile body small area is sunken prosthetic, through the sliding connection of sleeve in the spout, can make the sleeve drive the couple and remove, be convenient for draw the periphery of depressed part, improved the scope of drawing.

4. This a draw-off gear for automobile body small area is sunken restoreed through the design of elevator and pull rod top threaded rod, when guaranteeing to lift up the action bars homoenergetic at any time and upwards stimulate the couple, utilizes to rotate the elevator and can make the pull rod reciprocate, and then adjusts the height of couple, makes it can be applicable to the automobile body of different positions and different depths sunken.

5. This a draw-off gear for automobile body small area is sunken to be restoreed, through the design of 2 bottom damping balls 17 of sucking disc, at the absorptive in-process of sucking disc 2, damping ball 17 transversely becomes flat because of the contact with the automobile body, and continues the in-process that pushes down at sucking disc 2 atress, can continue to become flat and increase the area of contact with the automobile body, has also avoided the rigid contact with the automobile body simultaneously, has avoided the production of new sunken.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the connecting rod structure of the present invention;

FIG. 3 is a top view of the present invention as the connecting rod structure is adjusted;

FIG. 4 is an enlarged view of the structure at the stand during drawing of the present invention;

FIG. 5 is a cross-sectional view of the chuck construction of the present invention;

figure 6 is a cross-sectional view of the suction cup structure in use of the present invention.

In the figure: 1. a connecting rod; 2. a suction cup; 3. a telescopic rod; 4. a hydraulic cylinder; 5. a chute; 6. a sleeve; 7. a limiting disc; 8. a pull rod; 9. hooking; 10. a first spring; 11. a threaded rod; 12. a support; 13. a lifting block; 14. an operating lever; 15. a grip; 16. a second spring; 17 damping the ball.

Detailed Description

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.

The embodiment of the drawing device for repairing the small-area depression of the automobile body comprises the following steps:

referring to fig. 1-4, a drawing device for repairing a small-area depression of an automobile body comprises a connecting rod 1, a suction cup 2, an expansion rod 3, a hydraulic cylinder 4, a chute 5, a sleeve 6, a limiting disc 7, a pull rod 8, a hook 9, a first spring 10, a threaded rod 11, a support 12, a lifting block 13, an operating rod 14, a handle 15, a second spring 16 and a damping ball 17.

Wherein:

connecting rod 1 rotates the bottom fixed mounting of junction to have sucking disc 2, and connecting rod 1's quantity is total four, and all rotates through the dabber between the head and the tail to connect, and a rhombus is constituteed to four connecting rods 1 for connecting rod 1 can be more stable when lieing in the automobile body to fix, connects into the design of rhombus through four connecting rods 1, when connecting rod 1 and automobile body carry out the fixing, can increase fixed stability, has avoided turning on one's side of connecting rod 1.

Connecting rod 1 rotates the top fixed mounting of junction has telescopic link 3, in 3 sliding connection pneumatic cylinders 4 of telescopic link, telescopic link 3 and pneumatic cylinder 4 are located four connecting rod 1 and constitute a diagonal department of rhombus, and symmetrical about the center of diagonal, therefore, shrink or the in-process that extends at connecting rod 1, can adjust the length of diagonal, and then change the width between this diagonal department both sides connecting rod 1 rotation junction, through the design of 1 diagonal department telescopic link 3 of connecting rod and pneumatic cylinder 4, at the shrink or the in-process that extends connecting rod 1, can adjust the length of diagonal, and then change the span between this diagonal department both sides connecting rod 1 rotation junction, make it can be applicable to the not recess of same area, drawing device's practicality has been improved.

The pneumatic cylinder has the advantages that the sliding groove 5 is formed between the hydraulic cylinder 4, the sleeve 6 is connected to the sliding groove 5 in the sliding mode, the limiting disc 7 is fixedly arranged on the periphery of the sleeve 6, the limiting grooves are formed in the front side and the rear side of the center of the sliding groove 5, the limiting disc 7 is connected to the limiting grooves in the limiting groove in the sliding mode, the sleeve 6 can move in the sliding groove 5, the pull rod 8 is connected to the sliding sleeve 6 in the sliding mode, the hook 9 is fixedly mounted at the bottom end of the pull rod 8, the first spring 10 is fixedly connected between the hook 9 and the sleeve 6, the inverted convex groove is formed in the hook 9, the periphery of the pull rod 8 is sleeved with the first spring 10, the hook 9 is connected with the fixed drawing disc of the sunken part conveniently, the sleeve 6 is connected to the sliding groove 5 in the sliding groove, the sleeve 6 can drive the hook 9 to move, the periphery of the sunken part is convenient to draw, and the drawing range of the periphery of the sunken part is improved.

A threaded rod 11 is fixedly installed at the top end of the pull rod 8, a support 12 is fixedly installed at the top end of the sleeve 6, a lifting block 13 is movably connected to the top of the support 12, the threaded rod 11 penetrates through the center of the lifting block 13, an internal thread is formed inside the lifting block 13 and is meshed with the threaded rod 11, a knob is fixedly installed at the top end of the lifting block 13, therefore, when the lifting block 13 is driven to rotate by rotating the knob, the threaded rod 11 can move up and down, an operating rod 14 is rotatably connected to the left side of the support 12, the operating rod 14 penetrates through the support 12 and extends to the right below a handle 15, a waist hole is formed inside the operating rod 14, the threaded rod 11 penetrates through the waist hole, the width of the waist hole is smaller than the diameter of the bottom of the lifting block 13, therefore, the lifting block 13 can be lifted upwards in the process of lifting the operating rod 14, the handle 15 is fixedly installed at the right end of the support 12, fixedly connected with second spring 16 between action bars 14 and handle 15 through the design of elevator 13 and 8 top threaded rods 11 of pull rod, lifts up action bars 14 at any time and all can upwards stimulate couple 9 in the time guaranteeing, utilizes to rotate elevator 13 and can make pull rod 8 reciprocate, and then adjusts the height of couple 9, makes it can be applicable to different positions and the automobile body of different depths sunken.

The bottom fixed mounting of sucking disc 2 has damping ball 17, through the design of sucking disc 2 bottom damping ball 17, at the absorbent in-process of sucking disc 2, damping ball 17 transversely becomes flat because of the contact with the automobile body, and continues the in-process that pushes down at sucking disc 2 atress, can continue to become flat and increase the area of contact with the automobile body, has also avoided the rigid contact with the automobile body simultaneously, has avoided the production of new sunken.

When the lifting device is used, firstly, the span of the telescopic rod 3 between the diagonal lines of the connecting rods 1 is determined according to the area of the concave part, the connecting rods 1 at two sides are compressed towards the middle, the middle telescopic rod 3 extends towards two sides in the hydraulic cylinder 4, after the telescopic rod extends to the appointed span, each rotating joint of the connecting rods 1 is fixedly connected to the surface of a vehicle body by the aid of the suckers 2, the connecting rods 1 and the vehicle body are mutually fixed, the concave part is positioned in the center of the connecting rods 1, then the lifting block 13 is rotated, the threaded rods 11 are meshed with the lifting block 13 to enable the threaded rods 11 to drive the pull rods 8 and the hooks 9 to move up and down, further, the height of the hooks 9 is adjusted to be connected with the drawing discs fixed at the concave part, then the operating rods 14 are rotated upwards by holding the operating rods 14 and the grips 15, and the lifting block 13 drives the threaded rods 11 and the pull rods 8 to move upwards, and then make the dish of drawing of fixing in the depressed part rebound, realized drawing to the depressed part, after release action bars 14, action bars 14 can move down to initial position under the effect of second spring 16 restoring force, and pull rod 8 and couple 9 also can drive elevator 13 downstream under the effect of first spring 10 restoring force simultaneously, and through the sliding connection of sleeve 6 in spout 5, can adjust the position of couple 9, can be convenient for draw the periphery of depressed part.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a draw-off gear for automobile body small dimension is sunken to be restoreed, includes four connecting rods (1) and two sets of pneumatic cylinder (4), its characterized in that: the connecting rod (1) is fixedly provided with a sucker (2) at the bottom of a rotating joint, the connecting rod (1) is fixedly provided with a telescopic rod (3) at the top of the rotating joint, the telescopic rod (3) is connected with a hydraulic cylinder (4) in a sliding manner, a sliding groove (5) is formed between the two groups of hydraulic cylinders (4), a sleeve (6) is connected with the sliding groove (5) in the sliding manner, a limiting disc (7) is fixedly arranged at the periphery of the sleeve (6), a pull rod (8) is connected with the sliding groove (6) in the sliding manner, a hook (9) is fixedly arranged at the bottom of the pull rod (8), a first spring (10) is fixedly connected between the hook (9) and the sleeve (6), a threaded rod (11) is fixedly arranged at the top of the pull rod (8), a support (12) is fixedly arranged at the top of the sleeve (6), and a lifting block (13) is movably connected at the top of the support (12), an operating rod (14) is rotatably connected to the left side of the support (12), a handle (15) is fixedly mounted at the right end of the support (12), a second spring (16) is fixedly connected between the operating rod (14) and the handle (15), and a damping ball (17) is fixedly mounted at the bottom end of the sucker (2); the telescopic rod (3) and the hydraulic cylinder (4) are positioned at one diagonal of a rhombus formed by the four connecting rods (1) and are symmetrical about the center of the diagonal; limiting grooves are formed in the front side and the rear side of the center of the sliding groove (5), and the limiting disc (7) is connected in the limiting grooves in a limiting sliding mode; an inverted convex groove is formed in the hook (9), and the first spring (10) is sleeved on the periphery of the pull rod (8); the threaded rod (11) penetrates through the center of the lifting block (13), an internal thread is formed in the lifting block (13) and is meshed with the threaded rod (11), and a knob is fixedly mounted at the top end of the lifting block (13);

the number of the connecting rods (1) is four, the ends of the connecting rods are rotatably connected through the mandrel, and the connecting rods (1) form a diamond shape.

2. The drawing device for repairing the small-area depression of the automobile body as claimed in claim 1, wherein: the utility model discloses a handle, including handle (13), operating rod (14), support (12) are run through to extend to the below of handle (15) to the right, the waist hole has been seted up to the inside of operating rod (14), threaded rod (11) pass from the waist hole, and the width in waist hole is less than the diameter of elevator (13) bottom.