CN211728076U - A pressing device for passenger car roof frame skin - Google Patents

Abstract

The utility model discloses a pressing device for a roof frame skin of a passenger car, which comprises a frame, a pressing module arranged on the frame, and a lateral drive mechanism for driving the pressing module to move laterally, wherein the The pressing module includes a bracket and a plurality of pressing mechanisms arranged on the bracket, wherein the bracket is in the shape of an arch bridge, the plurality of pressing mechanisms are evenly arranged on the bracket, and two adjacent pressing mechanisms are in contact with each other; Each pressing mechanism includes a pressing member arranged on the bracket and a pressing driving mechanism for driving the pressing member to move up and down. The pressing device of the utility model can automatically press the aluminum skin to the roof of the passenger car, and realize the coordination between the aluminum skin and the outer contour surface of the top frame of the passenger car, thereby saving manpower and material resources and improving efficiency.

Description

A pressing device for passenger car roof frame skin

technical field

The utility model relates to a processing device for a passenger car, in particular to a pressing device for a roof frame skin of a passenger car.

Background technique

The lightweight work of automobiles has been paid more and more attention in the world. According to the material of the European Aluminum Association, every 100 kg of automobile weight can save 0.6 liters of fuel per 100 kilometers. For automobiles using aluminum alloys, the body weight can be greatly reduced by about 40%-50%. %, so that the emissions during the life can also be greatly reduced; it can be seen that the outstanding advantages of light weight are significantly reduced fuel consumption or significantly increased cruising range, and the replacement of all-aluminum body with steel frame body will inevitably become the mainstream of current development.

Along with the material replacement of the outer skin of the body, the top skin is also replaced from the original galvanized sheet to an aluminum sheet. Due to the change of the material, the corresponding characteristics are different, so the device and method of assembling and fastening will also be used. different. Since there is currently no assembling device for aluminum skins, the traditional skinning process still needs to be done manually, that is, the aluminum skins are manually transported to the bus roof, and then the aluminum skins are manually attached to the outer contour surface of the bus top frame. Finally, the aluminum skin is welded to the skeleton of the bus by welding and other methods. This processing method is not only time-consuming and labor-intensive, but also has low efficiency and cannot realize automatic production.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a pressing device for the roof frame skin of a passenger car, the pressing device can automatically press the aluminum skin to the roof of the passenger car, so as to realize the aluminum skin It cooperates with the outer contour surface of the top frame of the bus, thereby saving manpower and material resources and improving efficiency.

The technical scheme that the utility model solves the above-mentioned technical problem is:

A pressing device for a roof frame skin of a passenger car, comprising a frame, a pressing module arranged on the frame, and a lateral drive mechanism for driving the pressing module to move laterally, wherein,

The pressing module includes a bracket and a plurality of pressing mechanisms arranged on the bracket, wherein the bracket is in the shape of an arch bridge, the plurality of pressing mechanisms are evenly arranged on the bracket, and two adjacent pressing mechanisms are in contact with each other; Each pressing mechanism includes a pressing member disposed on the bracket and a pressing driving mechanism for driving the pressing member to move up and down.

Preferably, it also includes a vertical driving mechanism for driving the bracket to move vertically, wherein, the vertical driving mechanism is divided into two groups, which are located on both sides of the bracket respectively; the vertical driving mechanism includes a cylinder fixing seat and a vertical driving cylinder arranged on the cylinder fixing seat, wherein the telescopic rod of the vertical driving cylinder is connected with the bracket.

Preferably, the vertical drive mechanism may also adopt a combination of a motor and a screw drive mechanism.

Preferably, the transverse drive mechanism includes a transverse motor and a screw transmission mechanism, wherein the transverse motor is mounted on the frame, the main shaft of the transverse motor is connected with the screw of the screw transmission mechanism, and the The screw nut of the screw drive mechanism is installed on the cylinder fixing seat of the vertical drive mechanism on one side.

Preferably, a lateral guide mechanism is provided between the cylinder fixing seat of each vertical drive mechanism and the frame, and the lateral guide mechanism is a slider slide mechanism or a pulley slide mechanism.

Preferably, the pressing driving mechanism is a pressing driving cylinder.

Preferably, the pressing member includes a pressing roller and a connecting rod arranged in the middle of the pressing roller, wherein the connecting rod is a hollow structure, and the telescopic rod of the pressing driving cylinder extends into the connecting rod, and the pressing driving cylinder extends into the connecting rod. The lower end of the connecting rod is provided with a connecting part that cooperates with the inner cavity of the connecting rod, the upper end of the connecting rod is provided with a limit block, the limit block is sleeved on the connecting rod, and the inner diameter of the limit block is smaller than that of the connecting rod. The outer diameter of the connecting part; a spring is also arranged between the pressing roller and the pressing driving cylinder, the spring is sleeved on the telescopic rod of the pressing driving cylinder, and one end of the spring acts on the pressing driving cylinder On the cylinder body of the cylinder, the other end acts on the limit block.

Preferably, the pressing roller has a cylindrical structure.

Preferably, the bracket is composed of an arc-shaped block and support rods arranged on both sides of the arc-shaped block, wherein the support rod is vertically arranged on the cylinder fixing seat, and the upper end of the support rod is connected to the arc-shaped block. connection; the plurality of pressing mechanisms are arranged on the arc-shaped block.

The working principle of the pressing device for the roof frame skin of the passenger car of the present invention is as follows:

After the conveying device lays the aluminum skin on the top frame of the bus, the pressing driving mechanism drives the pressing member to move downward. During this process, the pressing member moves downward and contacts the aluminum skin and drives the pressing member to move downward. The aluminum skin within the contact range of the mechanism moves downward until the pressing piece is in contact with the frame on the top of the bus, which can cause the aluminum skin to deform downward and match the outer contour of the bus frame. The pressing member is driven to move downward by a plurality of pressing driving mechanisms, so that the aluminum skin is fitted with the outer contour surface of the skeleton of the top of the bus. Next, the transverse drive mechanism drives the support and a plurality of pressing mechanisms arranged on the support to move, so as to realize the matching of the whole aluminum skin with the outer contour surface of the top frame of the bus. Finally, the aluminum skin is welded with the bus frame through the welding module to complete the skin of the bus top frame.

Compared with the prior art, the utility model has the following beneficial effects:

1. The pressing device for the roof frame skin of the passenger car of the present invention drives the pressing member to move downward through the pressing drive mechanism, thereby driving the aluminum skin to deform downward and cooperate with the outer contour surface of the top of the passenger car. The driving mechanism drives a plurality of pressing driving mechanisms to move laterally, so as to realize the matching of the whole aluminum skin with the outer contour surface of the top frame of the bus.

2. The pressing device for the roof frame skin of the bus of the present invention can automatically match the aluminum skin with the outer contour surface of the bus roof frame, so as to realize automation, which not only saves time and labor, but also saves costs.

Description of drawings

1-2 are schematic structural diagrams of a pressing device for a roof frame skin of a passenger car according to the present invention, wherein, FIG. 1 is a front view, and FIG. 2 is a top view.

FIG. 3 is a schematic structural diagram of a pressing mechanism.

Detailed ways

The present utility model will be described in further detail below with reference to the embodiments and the accompanying drawings, but the embodiments of the present utility model are not limited thereto.

Referring to FIGS. 1-3 , the pressing device for the roof frame skin of a passenger car of the present invention includes a frame 1, a pressing module arranged on the frame 1, and a lateral drive for driving the pressing module to move laterally Mechanism 8, wherein the pressing module includes a bracket 2 and a plurality of pressing mechanisms 5 arranged on the bracket 2, wherein the bracket 2 is in the shape of an arch bridge, and the plurality of pressing mechanisms 5 are evenly arranged on the bracket 2 , and two adjacent pressing mechanisms 5 are connected; each pressing mechanism 5 includes a pressing member arranged on the bracket 2 and a pressing driving mechanism for driving the pressing member to move up and down, wherein the pressing driving mechanism is a pressing driving cylinder 5-1.

1 to 3 , the pressing device for the roof frame skin of a passenger car of the present invention further includes a vertical drive mechanism for driving the bracket 2 to move vertically, wherein the vertical drive mechanism is composed of two groups , respectively located on both sides of the bracket 2; the vertical drive mechanism includes a cylinder fixing base 3 and a vertical driving cylinder 4 arranged on the cylinder fixing base 3, wherein the telescopic rod of the vertical driving cylinder 4 is connected to the The brackets 2 are connected. The vertical driving cylinder 4 drives the bracket 2 to move vertically, thereby driving the multiple pressing mechanisms 5 arranged on the bracket 2 to move vertically, so as to adapt to the skinning of the skeleton of the top of the passenger car of different heights.

In addition to the above-mentioned embodiments, the vertical drive mechanism may also adopt a combination of a motor and a screw drive mechanism.

1-3, the transverse drive mechanism 8 includes a transverse motor and a screw drive mechanism, wherein the transverse motor is mounted on the frame 1, and the main shaft of the transverse motor and the screw drive mechanism are connected to each other. The screw is connected, and the screw nut of the screw transmission mechanism is installed on the cylinder fixing seat 3 of the vertical drive mechanism on one side. The screw rod of the screw drive mechanism is driven by the transverse motor to rotate, thereby driving the cylinder fixing base 3 and the plurality of pressing mechanisms arranged on the cylinder fixing base 3 to move laterally.

Referring to FIGS. 1-3 , a lateral guide mechanism 9 is provided between the cylinder fixing base 3 of each vertical drive mechanism and the frame 1 , and the lateral guide mechanism 9 is a slider slide mechanism or a pulley slide mechanism. By arranging the lateral guide mechanism 9 , the lateral movement of the cylinder fixing base 3 and the plurality of pressing mechanisms arranged on the cylinder fixing base 3 can be guided.

1-3, the pressing member includes a pressing roller 5-5 and a connecting rod 5-6 arranged in the middle of the pressing roller 5-5, wherein the connecting rod 5-6 is a hollow structure, and the pressing drive The telescopic rod 5-2 of the air cylinder 5-1 extends into the connecting rod 5-6, and the lower end of the pressing driving cylinder 5-1 is provided with a connecting part 5-7 that cooperates with the inner cavity of the connecting rod 5-6 , the upper end of the connecting rod 5-6 is provided with a limiting block 5-4, the limiting block 5-4 is sleeved on the connecting rod 5-6, and the inner diameter of the limiting block 5-4 is smaller than the The outer diameter of the connecting portion 5-7; a spring 5-3 is also arranged between the pressing roller 5-5 and the pressing driving cylinder 5-1, and the spring 5-3 is sleeved on the pressing driving cylinder 5-1 On the telescopic rod 5-2, one end of the spring 5-3 acts on the cylinder body of the pressing driving cylinder 5-1, and the other end acts on the pressing roller 5-5. By arranging the springs 5-3, it can play a buffering role to prevent the pressing piece from colliding violently with the skeleton of the top of the bus. In addition, by arranging the spring 5-3, the pressing member can always be elastically pressed against the frame of the top of the passenger car, thereby improving the pressing effect.

Referring to FIGS. 1-3 , the bracket 2 is composed of an arc-shaped block and support rods arranged on both sides of the arc-shaped block, wherein the support rod is vertically arranged on the cylinder fixing seat 3, and the upper end of the support rod is connected with the arc-shaped block; the plurality of pressing mechanisms are arranged on the arc-shaped block.

Referring to FIGS. 1-3 , the pressing rollers 5-5 in this embodiment have a cylindrical structure.

Referring to Fig. 1-Fig. 3, the working principle of the pressing device for the roof frame skin of a passenger car of the present invention is:

When the conveying device lays the aluminum skin 7 on the frame of the top of the bus, the pressing driving mechanism drives the pressing member to move downward. During this process, the pressing member moves downward and contacts the aluminum skin 7 and drives the pressing member. The aluminum skin 7 within the contact range of the pressing mechanism 5 moves downward until the pressing piece contacts the frame of the top of the passenger car, which can cause the aluminum skin 7 to deform downward and match the outer contour of the frame of the passenger car. The pressing member is driven to move downward by a plurality of pressing driving mechanisms, so that the aluminum skin 7 is fitted with the outer contour surface of the skeleton of the top of the passenger car. Next, the lateral drive mechanism 8 drives the bracket 2 and the plurality of pressing mechanisms 5 arranged on the bracket 2 to move, thereby realizing the matching of the aluminum skin 7 with the outer contour surface of the top frame of the passenger car. Finally, the aluminum skin 7 is welded with the bus frame through the welding module, so as to complete the skin of the bus top frame.

The above are the preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited by the above-mentioned contents, and any other changes, modifications, substitutions, combinations, The simplification should be equivalent replacement methods, and all are included in the protection scope of the present invention.

Claims (8)

1. A pressing device for a roof framework skin of a passenger car comprises a frame, a pressing module arranged on the frame and a transverse driving mechanism used for driving the pressing module to do transverse movement, wherein,

the pressing module is characterized by comprising a support and a plurality of pressing mechanisms arranged on the support, wherein the support is in an arch bridge shape, the pressing mechanisms are uniformly arranged on the support, and two adjacent pressing mechanisms are in mutual contact; each pressing mechanism comprises a pressing piece arranged on the support and a pressing driving mechanism used for driving the pressing piece to move up and down.

2. The pressing device for the passenger car roof skeleton skin according to claim 1, further comprising two groups of vertical driving mechanisms for driving the bracket to move vertically, wherein the two groups of vertical driving mechanisms are respectively positioned at two sides of the bracket; the vertical driving mechanism comprises a cylinder fixing seat and a vertical driving cylinder arranged on the cylinder fixing seat, wherein a telescopic rod of the vertical driving cylinder is connected with the bracket; or the vertical driving mechanism adopts a mode of combining a motor and a screw rod transmission mechanism.

3. The pressing device for the passenger car roof framework skin according to claim 2, wherein the transverse driving mechanism comprises a transverse motor and a screw rod transmission mechanism, wherein the transverse motor is installed on the frame, a main shaft of the transverse motor is connected with a screw rod of the screw rod transmission mechanism, and a screw rod nut of the screw rod transmission mechanism is installed on a cylinder fixing seat of the vertical driving mechanism on one side.

4. A pressing device for passenger car roof framework skin according to claim 3, characterized in that a transverse guiding mechanism is arranged between the cylinder fixing seat of each vertical driving mechanism and the frame, and the transverse guiding mechanism is a sliding block sliding rail mechanism or a pulley sliding rail mechanism.

5. The pressing device for a passenger vehicle roof skeleton skin according to claim 1, wherein the pressing drive mechanism is a pressing drive cylinder.

6. The pressing device for the passenger car roof skeleton skin according to claim 5, wherein the pressing piece comprises a pressing roller and a connecting rod arranged in the middle of the pressing roller, the connecting rod is of a hollow structure, a telescopic rod of the pressing driving cylinder extends into the connecting rod, a connecting part matched with an inner cavity of the connecting rod is arranged at the lower end of the pressing driving cylinder, a limiting block is arranged at the upper end of the connecting rod, the limiting block is sleeved on the connecting rod, and the inner diameter of the limiting block is smaller than the outer diameter of the connecting part; the pressing roller and the pressing driving cylinder are further provided with a spring, the spring is sleeved on a telescopic rod of the pressing driving cylinder, one end of the spring acts on a cylinder body of the pressing driving cylinder, and the other end of the spring acts on the limiting block.

7. The pressing device for a passenger vehicle roof skeleton skin according to claim 6, wherein the pressing roller is of a cylindrical structure.

8. The pressing device for the passenger car roof skeleton skin according to claim 1, wherein the bracket is composed of an arc-shaped block and support rods arranged on two sides of the arc-shaped block, wherein the support rods are vertically arranged on the cylinder fixing seat, and the upper ends of the support rods are connected with the arc-shaped block; the plurality of pressing mechanisms are arranged on the arc-shaped block.

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