Automatic centering device and apparatus thereof

Abstract

The embodiment of the application particularly relates to an automatic centering device and equipment, which comprises the following steps: arranging a bottom plate at the bottom of the automatic centering device; arranging a plurality of fixed reference blocks in the X-axis direction and the Y-axis direction above the bottom plate; arranging a moving centering reference block on one side of any fixed reference block on the bottom plate; and arranging a plurality of Z-direction floating devices in the plane formed by the fixed reference blocks. Compared with the prior art, the embodiment of the application provides an automatic centering device and equipment with simple structure, high flexibility and wide application range. The Z-direction positioning of the product is supported by the plurality of Z-direction floating devices, the X-direction positioning of the workpiece is realized by the left and right X-direction positioning reference blocks, and the Y-direction positioning is realized by the fixed reference block and the Y-direction moving centering reference block on one side. The Y-direction is also centered.

Description

TECHNICAL FIELD

[0001] The embodiment of the present application relates to a centering device, in particular to a roof panel loading centering device and equipment applied to a car welding factory. BACKGROUND

[0002] In the roof panel loading centering device in the prior art, the positioning mode of different profiles or special surfaces of the roof panel loading is mainly adopted, the product design requirement is extremely high when this positioning mode is applied, and when the roof panel loadings of different vehicle models share the centering device and equipment, it is difficult to realize the common profile or special surface, and the centering effect of the roof panel loading product is poor. At the same time, the product development is difficult, and the on-site equipment design is also difficult. SUMMARY

[0003] The embodiment of the present application aims to provide an automatic centering device capable of meeting the positioning of different profiles or special surfaces of the roof panel loading and equipment.

[0004] In order to achieve the above-mentioned purpose, the embodiment of the present application designs an automatic centering device, characterized in that it comprises:

[0005] A bottom plate is arranged on the bottom of the automatic centering device.

[0006] A plurality of fixed reference blocks are arranged on the bottom plate along the X-axis direction and the Y-axis direction.

[0007] A movable centering reference block is arranged on one side of any one of the fixed reference blocks on the bottom plate.

[0008] A plurality of Z-direction floating devices are arranged in the plane formed by the fixed reference blocks.

[0009] Further, the bottom plate is of a split structure and further comprises:

[0010] The bottom plate is arranged into two pieces left and right.

[0011] A U-shaped groove is arranged on one side of the bottom plate, and the U-shaped grooves of the two pieces of the bottom plate arranged left and right are combined into a square frame, and a plurality of Z-direction floating devices are arranged in the square frame.

[0012] Further, the fixed reference block further comprises:

[0013] An X-direction fixed reference block is arranged on one side of the bottom plate along the X direction.

[0014] Y direction fixed reference block, the bottom plate along the Y direction, the bottom plate on one side of the fixed Y direction reference block;

[0015] X direction fixed reference block and Y direction fixed reference block is set at right angle 90 °.

[0016] Further, the moving centering reference block, further comprising:

[0017] X direction moving centering reference block, the bottom plate along the X direction, the X direction fixed reference block on one side of the fixed X direction moving centering reference block on the bottom plate;

[0018] Y direction moving centering reference block, the bottom plate along the Y direction, the Y direction fixed reference block on one side of the fixed Y direction moving centering reference block on the bottom plate.

[0019] Further, the positioning needle on the X direction moving centering reference block and the positioning ball on the X direction moving centering reference block are set at right angle 90 °; the positioning needle on the Y direction moving centering reference block and the positioning needle on the Y direction moving centering reference block are set at right angle 90 °.

[0020] Further, the X direction fixed reference block, further comprising:

[0021] The first support, one end of the first support is fixed on the bottom plate, the other end of the first support is fixed with the first circular support, and the positioning ball is fixed on the top of the first circular support.

[0022] Further, the X direction moving centering reference block and the Y direction moving centering reference block, further comprising:

[0023] The U-shaped support is fixed on the bottom plate; the cylinder body is movably connected on one end of the U-shaped support; one end of the crank arm is movably connected with the cylinder body, and the other end of the crank arm is movably connected on one side of the U-shaped support; the positioning needle is connected on the crank arm.

[0024] Further, the Y direction fixed reference block, further comprising:

[0025] The second support, one end of the second support is fixed on the bottom plate, the other end of the second support is fixed with the second circular support, and the positioning ball is fixed on the top of the second circular support; one end of the crosspiece is fixed on the side of the second support, and the positioning needle is fixed on the other end of the crosspiece.

[0026] Further, the Z direction floating device, further comprising:

[0027] Third support, one end of the third support is fixed on the bottom plate, the other end of the third support is fixed with a third circular support, a spring is arranged inside the third circular support, one end of the positioning rod is fixed above the spring, and the other end of the positioning rod is fixed with a positioning ball.

[0028] The embodiment of the application also designs an automatic centering device, characterized in that it comprises:

[0029] The automatic centering device in the first embodiment; a positioning sensor is arranged on the automatic centering device;

[0030] A centering device mounting frame, a plurality of automatic centering devices are arranged on the centering device mounting frame and slide on the centering device mounting frame;

[0031] A sliding block is fixed at the bottom of the automatic centering device; a sliding rail is fixed on the centering device mounting frame, and the automatic centering device slides on the sliding rail through the sliding block;

[0032] A bumper is fixed on both sides of the centering device mounting frame through a stand;

[0033] A foot is fixed below the centering device mounting frame through an adjusting bolt.

[0034] Compared with the prior art, the embodiment of the application provides an automatic centering device and equipment with simple structure, high flexibility and wide application area. The automatic centering device in the embodiment of the application adopts a plurality of Z-direction floating devices to support and position products in the Z direction, then positions the workpiece in the X direction through left and right X-direction positioning reference blocks, and positions the workpiece in the Y direction through a fixed reference block and a Y-direction moving reference block on one side. The Y direction is also centered, so that the workpiece is centered and positioned, the original special surface positioning mode is changed, the design requirement for the top cover outer plate is reduced, the automatic centering device is more flexible and effective, and the application scene is wider. Compared with the prior art, the design requirement for the top cover outer plate is reduced, the amount of on-site equipment investment is reduced, multiple vehicle types are shared, the on-site equipment design difficulty is reduced, the centering effect accuracy is improved, and the automatic centering device is shared by multiple vehicle types. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 It is a structural schematic diagram of the application;

[0036] Figure 2 It is a schematic diagram of the Z-direction floating device 40. DETAILED DESCRIPTION

[0037] In order to make the purposes, technical solutions and advantages of the present application clearer, the embodiments of the present application will be described in detail below with reference to the drawings. However, those skilled in the art can understand that, in the embodiments of the present application, many technical details are presented in order to make the readers better understand the present application. However, the technical solutions claimed by the claims of the present application can be implemented even without these technical details and various changes and modifications based on the following embodiments.

[0038] The first embodiment of the present application relates to an automatic centering device, as shown in the accompanying drawings, comprising: Figure 1

[0039] A bottom plate 5 is arranged at the bottom of the automatic centering device, and the automatic centering device is fixed on the bottom plate 5.

[0040] A plurality of fixed reference blocks 20 are fixed on the bottom plate 5 in the X-axis direction and the Y-axis direction; the fixed reference blocks 20 provide a reference for the positioning of the entire automatic centering device.

[0041] A movable centering reference block 30 is fixed on the bottom plate 5 at one side of any one of the fixed reference blocks 20; the movable centering reference block 30 is used to move for positioning in the axial direction during positioning.

[0042] A plurality of Z-direction floating devices 40 are arranged in the plane formed by the fixed reference blocks 20; in order to meet the positioning of different profiles or special surfaces, the Z-direction floating devices 40 are mainly used to avoid different profiles or special surfaces in the Z-axis direction during positioning.

[0043] In the first embodiment, a plurality of Z-direction floating devices 40 are used to support the top cover outer plate; since the Z-direction floating devices 40 can avoid different profiles or special surfaces in the Z-axis direction during positioning, the final centering positioning is achieved through the fixed reference blocks 20 and the movable centering reference block 30, which solves the technical problem in the prior art that the centering device for the top cover outer plate mainly uses different profiles or special surfaces of the top cover outer plate for positioning, which has a very high requirement on product design, and it is difficult to achieve common profiles or special surfaces when the centering device and equipment are shared by different vehicle models, and the centering effect of the top cover outer plate product is also poor. At the same time, it increases the difficulty of product development and brings difficulties to the design of on-site equipment, reduces the design requirements of the top cover outer plate, reduces the amount of on-site equipment investment, realizes the sharing of multiple vehicle models, reduces the design difficulty of on-site equipment and improves the accuracy of centering effect, and at the same time realizes the automatic centering device shared by multiple vehicle models.

[0044] In order to achieve the above technical effects, as shown in the accompanying drawings, in the present embodiment, the bottom plate 5 is of a split structure, and further comprises: Figure 1 ​​

[0045] The bottom plate 5 is arranged into two parts left and right;

[0046] A U-shaped groove 51 is arranged on one side of the bottom plate 5, and the two left and right arranged bottom plates 5 are combined into a square frame; a plurality of Z-direction floating devices 40 are arranged in the square frame, and six Z-direction floating devices 40 are arranged in the embodiment; the Z-direction floating devices 40 can be increased or decreased according to different roof outer plates of different vehicle models, so that the centering and positioning requirements of the roof outer plates of multiple vehicle models can be met.

[0047] In order to achieve the above technical effects, as shown in Figure 1 The fixed reference block 20 further comprises:

[0048] The X-direction fixed reference block 21 is fixed on one side of the bottom plate 5 along the X-direction of the bottom plate 5;

[0049] The Y-direction fixed reference block 22 is fixed on one side of the bottom plate 5 along the Y-direction of the bottom plate 5;

[0050] The X-direction fixed reference block 21 and the Y-direction fixed reference block 22 are arranged at a right angle of 90°; the above structure is mainly to limit the positioning of the reference in the X-direction and the Y-direction, so that the final centering and positioning can be further realized.

[0051] In order to achieve the above technical effects, in order to cooperate with the X-direction fixed reference block 21 and the Y-direction fixed reference block 22 to realize the final positioning, as shown in Figure 1 The X-direction moving centering reference block; further comprises:

[0052] The X-direction moving centering reference block 31 is fixed on the bottom plate 5 along the X-direction on one side of the X-direction fixed reference block 21;

[0053] The Y-direction moving centering reference block 32 is fixed on the bottom plate 5 along the Y-direction on one side of the Y-direction fixed reference block 22;

[0054] The positioning needle on the X-direction moving centering reference block 31 and the positioning ball on the X-direction moving centering reference block 21 are arranged at a right angle of 90°; the positioning needle on the Y-direction moving centering reference block 32 and the positioning needle on the Y-direction moving centering reference block 22 are arranged at a right angle of 90°.

[0055] In order to achieve the above technical effects, as shown in Figure 1 The X-direction fixed reference block 21 further comprises:

[0056] The first support 211 is fixed on the bottom plate 5 at one end, and a first circular support 212 is fixed at the other end of the first support 211, and a positioning ball 8 is fixed on the top of the first circular support 212.

[0057] The X-direction moving centering reference block 31 and the Y-direction moving centering reference block 32 each further comprise:

[0058] A U-shaped support 311 is fixed on the bottom plate 5, a cylinder body 312 is movably connected on one end of the U-shaped support 311, one end of a curved arm 313 is movably connected to a piston rod of the cylinder 312, and the other end of the curved arm 313 is movably connected to one side of a U-shaped support 314, and a positioning needle 9 is connected to the curved arm 313.

[0059] The Y-direction fixed reference block 22 further comprises:

[0060] The second support 221 is fixed on the bottom plate 5 at one end, and a second circular support 222 is fixed at the other end of the second support 221, and a positioning ball 8 is fixed on the top of the second circular support 222; one end of a crosspiece 223 is fixed on the side of the second support 222, and the other end of the crosspiece 223 is fixed with a positioning needle 9.

[0061] In order to realize the floating of the Z-direction, the Z-direction floating device 40, as shown in Figure 2 further comprises:

[0062] The third support 41 is fixed on the bottom plate 5 at one end, and a third circular support 42 is fixed at the other end of the third support 41, a spring 43 is arranged inside the third circular support 42, one end of a positioning rod 44 is fixed above the spring 43, and the other end of the positioning rod 44 is fixed with a positioning ball 8.

[0063] The second embodiment of the present application provides an automatic centering device, as shown in Figure 1 further comprises:

[0064] The automatic centering device in the first embodiment; a positioning sensor 6 is arranged on the automatic centering device; and the positioning sensor 6 is used for detecting the positioning condition of the final centering.

[0065] A plurality of automatic centering devices are arranged on the centering device mounting frame 7; a plurality of automatic centering devices can be arranged on the centering device mounting frame 7; and a plurality of roof outer plates are positioned at the same time, so as to form a flow line production of the roof outer plates.

[0066] A sliding block 4 is fixed at the bottom of the automatic centering device; a sliding rail 3 is fixed on the centering device mounting frame 7, and the automatic centering device slides on the sliding rail 3 through the sliding block 4;

[0067] The anti-collision device 2 is fixed on both sides of the alignment device mounting frame 7 through the stand 1, and the anti-collision device 2 is used for limiting the automatic alignment device;

[0068] The foot 10 is fixed below the alignment device mounting frame 7 through an adjusting bolt, and the foot 10 is used for adjusting and supporting the alignment device mounting frame 7 and the automatic alignment device.

[0069] Those skilled in the art can understand that the above-mentioned embodiments are specific examples for implementing the present application, and in actual application, various changes can be made in form and details without departing from the spirit and scope of the present application.

Claims

1. An automatic centering device, characterized in that, Comprise: The bottom plate, the bottom of the automatic centering device is provided with the bottom plate; Fixed reference block, above the bottom plate, along the X axis direction and Y axis direction fixed several fixed reference block; Mobile centering reference block, on one side of any fixed reference block, the mobile centering reference block is fixed on the bottom plate; Z direction floating device, several Z direction floating devices are arranged in the plane formed by the fixed reference block; The fixed reference block also includes: X direction fixed reference block, along the X direction of the bottom plate, the X direction fixed reference block is fixed on one side of the bottom plate; Y direction fixed reference block, along the Y direction of the bottom plate, the Y direction fixed reference block is fixed on one side of the bottom plate; The X direction fixed reference block and the Y direction fixed reference block are arranged at right angles 90°; The mobile centering reference block also includes: X direction mobile centering reference block, along the X direction of the bottom plate, the X direction mobile centering reference block is fixed on one side of the X direction fixed reference block on the bottom plate; Y direction mobile centering reference block, along the Y direction of the bottom plate, the Y direction mobile centering reference block is fixed on one side of the Y direction fixed reference block on the bottom plate; The Z direction floating device also includes: Third support, one end of the third support is fixed on the bottom plate, the other end of the third support is fixed on the third circular support, the spring is arranged inside the third circular support, one end of the positioning rod is fixed above the spring, the other end of the positioning rod is fixed on the positioning ball.

2. The self-aligning device of claim 1, wherein, The bottom plate is of split structure, and further comprises: The bottom plate is arranged into two pieces left and right; U-shaped grooves are arranged on one side of the bottom plate, the U-shaped grooves of the two left and right arranged bottom plates are combined into a square frame, and several Z direction floating devices are arranged in the square frame.

3. The self-aligning device of claim 1, wherein, The positioning needle on the X direction mobile centering reference block is arranged at right angles 90° with the positioning ball on the X direction mobile centering reference block, and the positioning needle on the Y direction mobile centering reference block is arranged at right angles 90° with the positioning needle on the Y direction mobile centering reference block.

4. The self-aligning device of claim 1, wherein, The X direction fixed reference block also includes: First support, one end of the first support is fixed on the bottom plate, the other end of the first support is fixed on the first circular support, and the positioning ball is fixed on the top of the first circular support.

5. The self-aligning device of claim 1, wherein, The X direction mobile centering reference block and the Y direction mobile centering reference block also include: The U-shaped support is fixed on the bottom plate, the cylinder body is movably connected to one end of the U-shaped support, the curved arm is movably connected to one end of the cylinder piston rod, the other end of the curved arm is movably connected to one side of the U-shaped support, and the positioning needle is connected to the curved arm.

6. The self-aligning device of claim 1, wherein, The Y direction fixed reference block also includes: Second support, one end of the second support is fixed on the bottom plate, the other end of the second support is fixed on the second circular support, and the positioning ball is fixed on the top of the second circular support; one end of the crosspiece is fixed on the side surface of the second support, and the positioning needle is fixed on the other end of the crosspiece.

7. An automatic centering device characterized by Further comprise: The automatic centering device according to any one of claims 1-6; the positioning sensor is arranged on the automatic centering device; A plurality of said automatic centering devices slide on said centering device mounting frame; A sliding block is fixed at the bottom of said automatic centering device, and a sliding rail is fixed on said centering device mounting frame, said automatic centering device sliding on said sliding rail through said sliding block; A bumper is fixed on both sides of said centering device mounting frame through a stand column; A foot is fixed below said centering device mounting frame through an adjusting bolt.

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