Hoisting tool for cab top cover assembly of commercial vehicle

Abstract

The utility model provides a lifting tool for a cab top cover assembly of a commercial vehicle, relates to the field of cab top cover lifting, and adopts the technical scheme that the lifting tool comprises a lifting frame, the lifting frame comprises a plurality of transverse rods and longitudinal rods which are vertically arranged, the lifting tool further comprises a plurality of adsorption units, and each adsorption unit comprises a lifting driving piece and a suction cup which are connected with each other; the lifting driving piece is detachably arranged on the transverse rod and the longitudinal rod; and the pneumatic control unit comprises a pneumatic main pipe, a control valve group is arranged on the pneumatic main pipe, the pneumatic main pipe is communicated with a plurality of pneumatic branches, and the pneumatic branches are respectively communicated with the corresponding suckers. According to the utility model, the adsorption position can be adjusted according to the structure of the top cover, the hoisting use of various top covers is met, and the universality is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to cab roof hoisting field especially relates to a kind of commercial vehicle cab roof assembly hoisting tool. BACKGROUND

[0002] Commercial vehicle cab structure has split structure, the advantage is that roof can be pre-assembled, improve assembly efficiency, roof assembly has the characteristics such as big volume, heavy, product size type change, when transfer and assembly, need to be completed by mechanical hand, or by worker manpower transport. Utilize the high operating cost of mechanical hand to complete transport operation, and efficiency cannot be guaranteed by manpower transport, and the position of cab roof cannot be flexibly adjusted.

[0003] Prior art provides a kind of roof assembly hoisting device, including: sling support, slide rail, lifting machine is fixed on slide rail, sling support is fixed on lifting machine by lifting machine chain;The sling support is equipped with hook lock chain, and the sling support is also equipped with suction cup, the suction cup is connected with pneumatic pipeline branch communication, the pneumatic pipeline branch is connected to pneumatic pipeline total road, and switch control valve, check valve and exhaust valve are arranged on the pneumatic pipeline total road, and the exhaust valve is arranged at the junction of pneumatic pipeline total road and pneumatic pipeline branch;This technical scheme controls the switch of pneumatic pipeline by switch control valve, to realize the suction and release of suction cup to cab roof assembly.

[0004] Because the roof of different vehicle models is different, size and shape are inconsistent, when the above technical scheme is used, the suction position cannot be adjusted, the hoisting tool cannot be adapted, so multiple vehicle models cannot be adapted to mixed production line. INVENTION CONTENTS

[0005] To solve the above technical problem that existing commercial vehicle cab roof hoisting tool does not meet the hoisting of multiple roofs, the utility model provides a kind of commercial vehicle cab roof assembly hoisting tool, which can adjust the suction position according to the structure of roof, meet the hoisting of multiple roofs, and has high versatility.

[0006] The utility model employs the technical scheme that a kind of commercial vehicle cab roof assembly hoisting tool, including hoisting frame, the hoisting frame includes multiple horizontal rods and vertical rods being arranged perpendicularly, and further include: multiple suction units, the suction unit includes connected lifting drive part and suction cup, the lifting drive part is detachably arranged on the horizontal rod and the vertical rod;Pneumatic control unit, the pneumatic control unit includes pneumatic main pipe, control valve group is arranged on the pneumatic main pipe, and multiple pneumatic branch pipes are communicated on the pneumatic main pipe, and the pneumatic branch pipe is communicated with corresponding suction cup respectively.

[0007] The utility model discloses a plurality of detachable adsorption units are arranged on the hoisting frame, the number and arrangement of adsorption units can be arranged reasonably according to the structure of the top cover assembly, and the vertical position of the suction cup can be adjusted, the flexible adjustment of the adsorption position of the hoisting tool is realized, the adsorption needs of different types of top cover assemblies are satisfied, and the universal level of the tool is improved.

[0008] Further, the lifting drive is a cylinder.

[0009] Further, the cylinder is arranged downward, the piston rod of the cylinder is connected with the suction cup, a fixing base is arranged on the cylinder body, a jockey bolt is arranged on the fixing base, and the jockey bolt straddles the horizontal rod or the vertical rod.

[0010] The jockey bolt can be adjusted along the horizontal rod or the vertical rod, and can be stopped and locked at any position, so that the adjustment is convenient.

[0011] Further, a plurality of mounting holes are uniformly arranged on the horizontal rod and the vertical rod along the length directions of the horizontal rod and the vertical rod respectively, the cylinder is arranged downward, the piston rod of the cylinder is connected with the suction cup, a fixing base is arranged on the cylinder body, and the fixing base is connected with the mounting hole through a bolt.

[0012] Further, a support is arranged at the end of the piston rod of the cylinder, the support is in an L-shaped structure, the support is connected with the suction cup, and a reinforcing plate is arranged on the support.

[0013] Further, an adjusting screw rod is vertically arranged on the upper portion of the suction cup, a screw hole is arranged on the support, and the adjusting screw rod is connected with the screw hole.

[0014] The adjusting screw rod further expands the adjusting range of the suction cup in the vertical direction, and expands the application range of the tool.

[0015] Further, the control valve group comprises a switch control valve, a check valve and an exhaust valve, the exhaust valve is located between the check valve and a plurality of the pneumatic branches, and the pneumatic main pipe is connected to a pneumatic source.

[0016] The check valve can avoid the backflow of the gas in the pneumatic main pipe, so that the situation that the negative pressure in the suction cup disappears due to the backflow of the gas is avoided, and the reliability of the tool is improved.

[0017] Further, a plurality of safety hooks are arranged, and the plurality of safety hooks are symmetrically arranged at the lower portion of the hoisting frame.

[0018] The safety hooks can prevent the top cover assembly from falling off, and the safety of the tool is improved.

[0019] Further, the hoisting frame comprises five longitudinal rods, three long cross rods and six short cross rods, and the nine short cross rods are divided into three columns, and two short cross rods are arranged in each column.

[0020] From the above technical solutions, the utility model has the following advantages:

[0021] The utility model provides a commercial vehicle cab roof assembly hoisting tool, through setting up a plurality of detachable adsorption unit on hoisting frame, can according to the structure of roof assembly reasonable arrangement adsorption unit's quantity and arrangement, still can adjust the vertical position of suction cup simultaneously, realize the flexible adjustment of hoisting tool adsorption position, satisfy the adsorption needs of different types of roof assembly, promote the generalization level of this tool, through the horse bolt can along the cross rod or longitudinal rod adjustment and stop and lock in any position, and the adjustment is convenient, through setting up adjusting screw further expands the adjusting range of suction cup in the vertical direction, expands the application range of this tool, through setting up check valve can avoid the backflow of gas in pneumatic manifold, thereby avoids the situation that the negative pressure in suction cup disappears due to the backflow of gas, promotes the reliability of this tool. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme of the utility model, the following will be briefly introduced the drawings needed to be used in the description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0023] Figure 1 It is the structural schematic diagram of the embodiment one of the utility model.

[0024] Figure 2 It is the structural schematic diagram of the adsorption unit in the embodiment one of the utility model.

[0025] Figure 3 It is the structural schematic diagram of the hoisting frame in the embodiment two of the utility model.

[0026] In the drawing, 1, hoisting frame, 2, handle, 3, cloth belt, 4, adsorption unit, 5, long longitudinal rod, 6, long cross rod, 7, short cross rod, 8, horse bolt, 9, fixed seat, 10, air cylinder, 11, short longitudinal rod, 12, support, 13, adjusting screw, 14, suction cup, 15, mounting hole. EMBODIMENT

[0027] In order to make the purpose, characteristics and advantages of the utility model more obvious and easy to understand, the technical solutions in the utility model will be described clearly and completely in combination with the drawings in the specific embodiments. Obviously, the embodiments described below are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the patent, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the patent. Specific embodiment one

[0029] As shown in Figure 1 and Figure 2 , the specific embodiment provides a commercial vehicle cab roof assembly hoisting tool, which comprises a hoisting frame 1, a plurality of adsorption units 4 and a pneumatic control unit, the hoisting frame 1 comprises a plurality of horizontal rods and vertical rods arranged perpendicularly; the adsorption unit 4 comprises a lifting driving part and a suction cup 14 connected, the lifting driving part is detachably arranged on the horizontal rod and the vertical rod; the pneumatic control unit comprises a pneumatic main pipe, the pneumatic main pipe is provided with a control valve group, a plurality of pneumatic branches are communicated on the pneumatic main pipe, and the pneumatic branches are respectively communicated with the corresponding suction cup 14.

[0030] The specific embodiment can reasonably arrange the number and arrangement of the adsorption units 4 according to the structure of the roof assembly by arranging a plurality of detachable adsorption units 4 on the hoisting frame 1, can also adjust the vertical position of the suction cup 14, realize flexible adjustment of the adsorption position of the hoisting tool, meet the adsorption needs of different types of roof assemblies, and improve the generalization level of the tool.

[0031] The lifting driving part can adopt an electric push rod, and a cylinder 10 is adopted in the specific embodiment.

[0032] As shown in Figure 1 and Figure 2 , in order to improve the convenience of adjustment, the cylinder 10 is arranged downward, the piston rod of the cylinder 10 is connected with the suction cup 14, a fixing seat 9 is arranged on the cylinder body of the cylinder 10, a jis screw 8 is arranged on the fixing seat 9, and the jis screw 8 straddles the horizontal rod or the vertical rod; when adjusting, the nut of the jis screw 8 is loosened, so that the jis screw 8 can be moved along the horizontal rod or the vertical rod for adjustment, and the nut can be tightened after being in place; the jis screw 8 can be adjusted along the horizontal rod or the vertical rod and stopped and locked at any position, and the adjustment is convenient.

[0033] As shown in Figure 2As shown in this specific embodiment, a bracket 12 is provided at the end of the piston rod of the cylinder 10. The bracket 12 has an L-shaped structure and is connected to the suction cup 14. A reinforcing plate is provided on the bracket 12. To further expand the adjustment range of the suction cup 14 in the vertical direction, an adjustment screw 13 is vertically provided on the upper part of the suction cup 14. A screw hole is provided on the bracket 12, and the adjustment screw 13 is connected to the screw hole.

[0034] To prevent gas backflow and enhance suction capacity, in this specific embodiment, the control valve group includes a switch control valve, a check valve, and an exhaust valve. The exhaust valve is located between the check valve and multiple pneumatic branches, and the pneumatic main pipe is connected to the pneumatic power source. By setting the check valve, backflow of gas in the pneumatic main pipe can be prevented, thus improving the reliability of this tool.

[0035] like Figure 1 As shown, to improve operational safety, this specific embodiment also includes multiple safety hooks. These safety hooks are symmetrically arranged at the lower part of the lifting frame 1. The safety hooks can be hooked onto the edge of the top cover assembly to effectively prevent the top cover assembly from falling. Furthermore, a fixing rod is provided at the lower part of the outermost longitudinal rod of the lifting frame 1. The fabric strap 3 is arranged on the fixing rod. The safety hooks are connected to the lifting frame 1 through the fabric strap 3. The fabric strap 3 is provided with a length adjustment buckle. The length adjustment buckle has the same structure as the adjustment buckle on the backpack strap, which is existing technology and will not be described in detail in this article.

[0036] like Figure 1 As shown in this specific embodiment, in order to ensure that the adsorption position adjustment is compatible with the top cover assembly structure and that there are installation positions for adsorption units at different adsorption points, the lifting clamp in this specific embodiment includes five long longitudinal bars 5, three long horizontal bars 6 and six short horizontal bars 7. The six short horizontal bars 7 are divided into three columns, with two bars in each column. It also includes four short longitudinal bars 11, which are set in the middle position. The lifting frame 1 is also equipped with handles 2 for easy transportation.

[0037] The working process of this hoisting tool is as follows:

[0038] First, according to the structure of the roof assembly, the number and layout of the adsorption position are selected, and the center position of the roof assembly and the adsorption position on both sides need to be ensured to prevent deflection under the weight of the roof assembly; after adjusting the position of the jockey bolt 8 on the corresponding rod, it is tightened; the height position of the suction cup 14 is adjusted by the air cylinder 10 and the adjusting screw 13 to adapt to the concave-convex situation of the roof assembly; the length of the cloth belt 3 is adjusted to ensure the clamping of the roof assembly; the lifting frame 1 falls to the position above the roof assembly, the suction cup 14 is placed on the surface of the cab roof assembly, the exhaust valve is closed, the switch control valve is opened, and the air in the suction cup 14 is extracted, thereby forming a negative pressure between the suction cup 14 and the contact surface of the cab roof assembly, so that the suction cup 14 is tightly adsorbed on the upper surface of the cab roof assembly, then the safety hook is hooked on the lower edge of the roof assembly to ensure that the roof assembly will not separate from the suction cup 14 due to its own gravity, thereby ensuring the safety of the lifting process, and the roof assembly is transported to the next station. When the roof assembly is lifted to the next station, open the exhaust valve, and the atmosphere enters the suction cup 14, so that the negative pressure in the suction cup 14 disappears, thereby removing the cab roof assembly. Specific embodiment two

[0040] As Figure 3 shown, the present specific embodiment provides a commercial vehicle cab roof assembly lifting tool, which comprises a lifting frame 1, a plurality of adsorption units 4 and a pneumatic control unit, the lifting frame 1 comprises a plurality of horizontal rods and vertical rods arranged vertically; the adsorption unit 4 comprises a lifting drive connected with a suction cup 14, the lifting drive is detachably arranged on the horizontal rod and the vertical rod; the pneumatic control unit comprises a pneumatic main pipe, the pneumatic main pipe is provided with a control valve group, the pneumatic main pipe is communicated with a plurality of pneumatic branches, and the pneumatic branches are respectively communicated with the corresponding suction cups 14; wherein the lifting drive adopts a pneumatic cylinder 10.

[0041] In the present specific embodiment, a plurality of mounting holes 15 are uniformly arranged on the horizontal rods and the vertical rods along the respective length directions, the pneumatic cylinder 10 is arranged downward, the piston rod of the pneumatic cylinder 10 is connected with the suction cup 14, and the cylinder body of the pneumatic cylinder 10 is provided with a fixing seat 9, which can be connected with the fixing seat 9 through bolts according to the selected mounting hole 15.

[0042] In the present specific embodiment, the end of the piston rod of the pneumatic cylinder 10 is provided with a bracket 12, the bracket 12 is in an L-shaped structure, the bracket 12 is connected with the suction cup 14, the bracket 12 is provided with a reinforcing plate, the upper part of the suction cup 14 is vertically provided with an adjusting screw 13, the bracket 12 is provided with a screw hole, and the adjusting screw 13 is connected with the screw hole.

[0043] In the specific embodiment, the control valve group comprises a switch control valve, a one-way valve and an exhaust valve, the exhaust valve is located between the one-way valve and a plurality of the pneumatic branches, and the pneumatic manifold is connected to a pneumatic source.

[0044] In the specific embodiment, a plurality of safety hooks are further included, the plurality of safety hooks are symmetrically arranged at the lower part of the lifting frame 1, the safety hooks are connected with the lifting frame 1 through a cloth belt 3, a length adjusting buckle is arranged on the cloth belt 3, and a fixing rod is arranged at the lower part of the outermost longitudinal rod of the lifting frame 1, and the cloth belt 3 is arranged on the fixing rod.

[0045] In the specific embodiment, in order to ensure that the adsorption position is adjusted to be adapted to the structure of the roof assembly, the lifting clamp comprises five longitudinal rods, three long cross rods 6 and six short cross rods 7, the six short cross rods 7 are divided into three columns, two short cross rods 7 are arranged in each column, and the short cross rods 7 in each column are arranged alternately.

[0046] It can be seen from the above specific embodiment that the utility model has the following beneficial effects:

[0047] 1. By arranging a plurality of detachable adsorption units 4 on the lifting frame 1, the number and arrangement of the adsorption units 4 can be reasonably arranged according to the structure of the roof assembly, the vertical position of the suction cup 14 can be further adjusted, the flexible adjustment of the adsorption position of the lifting tool is realized, the adsorption needs of different types of roof assemblies are met, and the universal level of the tool is improved;

[0048] 2. The horse bolt 8 can be adjusted along the cross rod or the longitudinal rod, stopped and locked at any position, and the adjustment is convenient;

[0049] 3. By arranging the adjusting screw rod 13, the adjusting range of the suction cup 14 in the vertical direction is further expanded, and the application range of the tool is expanded;

[0050] 4. By arranging the one-way valve, the backflow of the gas in the pneumatic manifold can be avoided, so that the situation that the negative pressure in the suction cup 14 disappears due to the backflow of the gas is avoided, and the reliability of the tool is improved.

[0051] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A lifting tool for a commercial vehicle cab roof assembly, comprising a lifting frame (1), wherein the lifting frame (1) comprises multiple horizontal and vertical bars arranged perpendicularly to each other, characterized in that, Also includes: Multiple adsorption units (4), each adsorption unit (4) includes a lifting drive and a suction cup (14) connected to each other, the lifting drive being detachably mounted on the crossbar and the vertical bar; The pneumatic control unit includes a pneumatic main pipe, on which a control valve group is provided, and multiple pneumatic branches are connected to the pneumatic main pipe, and the pneumatic branches are respectively connected to the corresponding suction cup (14).

2. The lifting tool for the commercial vehicle cab roof assembly as described in claim 1, characterized in that, The lifting drive component is a cylinder (10).

3. The lifting tool for the commercial vehicle cab roof assembly as described in claim 2, characterized in that, The cylinder (10) is positioned downwards, and the piston rod of the cylinder (10) is connected to the suction cup (14). A fixed seat (9) is provided on the cylinder body of the cylinder (10), and a saddle bolt (8) is provided on the fixed seat (9). The saddle bolt (8) straddles the horizontal bar or the vertical bar.

4. The lifting tool for the commercial vehicle cab roof assembly as described in claim 2, characterized in that, The crossbar and the longitudinal bar are provided with a plurality of mounting holes (15) evenly arranged along their respective length directions. The cylinder (10) is arranged facing downwards. The piston rod of the cylinder (10) is connected to the suction cup (14). The cylinder body of the cylinder (10) is provided with a fixing seat (9). The fixing seat (9) is connected to the mounting hole (15) by bolts.

5. The lifting tool for the commercial vehicle cab roof assembly as described in claim 3 or 4, characterized in that, The piston rod end of the cylinder (10) is provided with a bracket (12), the bracket (12) is L-shaped, the bracket (12) is connected to the suction cup (14), and a reinforcing plate is provided on the bracket (12).

6. The lifting tool for the commercial vehicle cab roof assembly as described in claim 5, characterized in that, An adjusting screw (13) is vertically arranged on the upper part of the suction cup (14), and a screw hole is provided on the bracket (12). The adjusting screw (13) is connected to the screw hole.

7. The lifting tool for the commercial vehicle cab roof assembly as described in claim 1, characterized in that, The control valve group includes a switch control valve, a check valve, and an exhaust valve. The exhaust valve is located between the check valve and the plurality of pneumatic branches. The pneumatic main pipe is connected to a pneumatic power source.

8. The lifting tool for the commercial vehicle cab roof assembly as described in claim 1, characterized in that, It also includes multiple safety hooks, which are symmetrically arranged at the lower part of the hoisting frame (1).

9. The lifting tool for the commercial vehicle cab roof assembly as described in claim 8, characterized in that, The safety hook is connected to the hoisting frame (1) via a cloth strip (3), and the cloth strip (3) is provided with a length adjustment buckle.

10. The lifting tool for the commercial vehicle cab roof assembly as described in claim 1, characterized in that, The hoisting frame (1) includes five long longitudinal bars (5), three long horizontal bars (6) and six short horizontal bars (7). The nine short horizontal bars (7) are divided into three columns, with two bars in each column.

Images