Special-shaped metal shell clamping jig

Abstract

The utility model relates to the field of special-shaped metal shell machining equipment, in particular to a special-shaped metal shell clamping jig which is characterized in that a first air cylinder and a second air cylinder are arranged on a moving plate, so that when special-shaped metal shells with clamping surfaces not at the same height are met, the first air cylinder and the second air cylinder are clamped; the first air cylinder and the second air cylinder are used for controlling the first pressing block and the second pressing block to clamp the clamping faces of different heights, and therefore the practicability of the special-shaped metal shell clamping jig is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to special -shaped metal shell processing equipment field, concretely relates to a special -shaped metal shell clamping fixture. BACKGROUND

[0002] Special -shaped metal shell processing usually needs special fixture clamping to facilitate processing, and the existing special -shaped metal shell clamping fixture has the following problems: in the prior art, when clamping special -shaped metal shell, the fixture usually sets up the lifting of clamping piece driven by cylinder to adapt to the size change of special -shaped metal shell, in order to improve the stability of clamping, the special -shaped metal shell clamping fixture usually includes a plurality of symmetrical distribution clamping pieces, and the plurality of clamping pieces are driven by the same cylinder, but the cylinder drives the lifting of the plurality of clamping pieces together, can only adapt to the special -shaped metal shell with the clamping surface at the same height, but there are still some special -shaped metal shells, and the clamping surface is not at the same height, so the practicality of the existing special -shaped metal shell clamping fixture has defects. SUMMARY

[0003] The utility model solves technical scheme that its technical problem adopts: provide a kind of special -shaped metal shell clamping fixture, including:

[0004] Movable cylinder, the output end of the movable cylinder is equipped with moving plate, at least one group of first pressing block and second pressing block are equipped on the moving plate, the first pressing block and second pressing block are connected with first cylinder and second cylinder respectively, the first cylinder is used to drive the lifting of first pressing block, the second cylinder is used to drive the lifting of second pressing block, and the movable cylinder is used to drive the pressing of first pressing block and second pressing block to special -shaped metal shell;

[0005] Carrier plate, the carrier plate is used to place special -shaped metal shell, and the carrier plate is equipped with sliding slot for the first pressing block and second pressing block to pass out.

[0006] Further, it further includes positive and negative toothed rod arranged on the moving plate, the first cylinder and the second cylinder are equipped with the moving block that is screw connected with the positive and negative toothed rod, the positive and negative toothed rod is coaxially connected with adjusting motor, and the adjusting motor is used to drive the mutual distancing or mutual approaching of first pressing block and second pressing block.

[0007] Further, the first pressing block includes the first connecting block connected with the output end of first cylinder, the second pressing block includes the second connecting block connected with the output end of second cylinder, the first connecting block and the second connecting block are connected with telescopic spring, and the telescopic spring is connected with moving block.

[0008] Further, the first pressing block further comprises a first pressing part in contact with the special-shaped metal shell, and a first rotating block connecting the first pressing part and the first connecting block, and the second pressing block further comprises a second pressing part in contact with the special-shaped metal shell, and a second rotating block connecting the second pressing part and the second connecting block, and the first rotating block and the second rotating block are both provided with rotating motors, and the output end of the rotating motor on the first rotating block is connected with the first pressing part, and the output end of the rotating motor on the second rotating block is connected with the second pressing part.

[0009] Further, the carrier plate is provided with a plurality of positioning columns corresponding to the circular holes on the special-shaped metal shell.

[0010] Further, the support plate for supporting the moving cylinder is further provided, and the support plate is provided with a guide column, the guide column is connected with the carrier plate, and the moving plate is slidingly connected with the guide column.

[0011] The utility model discloses the beneficial effects are: through setting up first cylinder and second cylinder on the moving plate, when meeting the special-shaped metal shell of clamping surface not in the same height, respectively through first cylinder and second cylinder respectively control first pressing block and second pressing block clamping different height clamping surface, thereby improve the practicality of special-shaped metal shell clamping fixture. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model will be further described below in connection with the drawings and examples.

[0013] In the drawings: Figure 1 It is the perspective view of special-shaped metal shell involved in the background art;

[0014] Figure 2 It is the front view of special-shaped metal shell clamping fixture provided by the utility model;

[0015] Figure 3 It is Figure 1 It is the sectional view of special-shaped metal shell clamping fixture shown in the drawings;

[0016] Figure 4 It is Figure 3 It is the enlarged view of A in the drawings;

[0017] Figure 5 It is Figure 1 It is the perspective view of partial structure shown in the drawings;

[0018] Figure 6 It is Figure 1 It is the perspective view of partial structure shown in the drawings.

[0019] Explanation of reference signs: 100, special-shaped metal shell clamping jig; 10, moving cylinder; 11, moving plate; 12, first pressing block; 121, first cylinder; 1211, moving block; 122, first connecting block; 123, extension spring; 124, first pressing part; 125, first rotating block; 13, second pressing block; 131, second cylinder; 132, second connecting block; 133, second pressing part; 134, second rotating block; 14, rotating motor; 20, carrier plate; 21, sliding groove; 22, positioning column; 30, support plate; 31, guide column; 40, forward and reverse toothed rod; 41, adjusting motor; 200, special-shaped metal shell; 201, round hole; 202, clamping surface. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial effects of the utility model clearer, the utility model will be described in detail in combination with the drawings. The drawing is a simplified schematic diagram, and only illustrates the basic of the utility model in a schematic manner, so it only shows the structure related to the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0021] Please refer to Figure 2 The utility model embodiment provides a special-shaped metal shell clamping jig 100, including moving cylinder 10, carrier plate 20 and support plate 30 for supporting moving cylinder 10, the output end of moving cylinder 10 is equipped with moving plate 11, support plate 30 is equipped with guide column 31, guide column 31 is fixedly connected with carrier plate 20, and moving plate 11 is slidably connected on guide column 31.

[0022] Please refer to Figure 2 And Figure 3 Moving plate 11 is equipped with at least one set of oppositely arranged first pressing block 12 and second pressing block 13, first pressing block 12 and second pressing block 13 are connected with first cylinder 121 and second cylinder 131 respectively, first cylinder 121 is used for driving first pressing block 12 to lift, second cylinder 131 is used for driving second pressing block 13 to lift, moving cylinder 10 is used for driving first pressing block 12 and second pressing block 13 to press against special-shaped metal shell 200. By setting first cylinder 121 and second cylinder 131 on moving plate 11, when encountering special-shaped metal shell 200 with clamping surface 202 not at the same height, first pressing block 12 and second pressing block 13 are controlled respectively through first cylinder 121 and second cylinder 131 to clamp clamping surface 202 of different heights, so as to improve the practicability of special-shaped metal shell clamping jig 100.

[0023] Further, the moving plate 11 is located between the carrier plate 20 and the supporting plate 30, and the moving plate 11 is provided with a through hole (not shown in the figure) through which the guide column 31 passes. The guide column 31 is arranged to guide the movement of the moving plate 11, facilitating the movement of the moving plate 11.

[0024] Please refer to Figure 2 and Figure 3 , the carrier plate 20 is used for placing the special-shaped metal shell 200, and the carrier plate 20 is provided with a sliding groove 21 through which the first pressing block 12 and the second pressing block 13 pass. It can be understood that the length of the sliding groove 21 and the groove width are adapted to the moving range and the rotating range of the first pressing part 124 and the second pressing part 133.

[0025] Further, please refer to Figure 1 and Figure 6 , the carrier plate 20 is provided with a plurality of positioning columns 22 corresponding to the round holes 201 on the special-shaped metal shell 200. The positioning columns 22 are arranged to facilitate the fixation of the special-shaped metal shell 200, avoiding the special-shaped metal shell 200 from shaking during processing.

[0026] Further, please refer to Figure 3 and Figure 4 , the special-shaped metal shell clamping jig 100 further comprises a forward and reverse toothed rod 40 arranged on the moving plate 11, the first air cylinder 121 and the second air cylinder 131 are both provided with a moving block 1211 threadedly connected with the forward and reverse toothed rod 40, and the forward and reverse toothed rod 40 is coaxially connected with an adjusting motor 41, and the adjusting motor 41 is used to drive the first pressing block 12 and the second pressing block 13 to move away from or close to each other. Specifically, in the embodiment, the moving plate 11 is provided with a through slot (not labeled in the figure) for placing the forward and reverse toothed rod 40. When it is necessary to adjust the distance between the first pressing block 12 and the second pressing block 13, the adjusting motor 41 controls the first pressing block 12 and the second pressing block 13 to move close to or away from each other, so that the distance between the first pressing block 12 and the second pressing block 13 is adapted to the distance between the different clamping surfaces 202 of the special-shaped metal shell 200.

[0027] Further, please refer to Figure 3 , Figure 4 and Figure 5The first pressing block 12 comprises a first connecting block 122 connected with the output end of the first cylinder 121, and the second pressing block 13 comprises a second connecting block 132 connected with the output end of the second cylinder 131. The first connecting block 122 and the second connecting block 132 are both connected with a telescopic spring 123, and the telescopic spring 123 is fixedly connected with the moving block 1211. When the first cylinder 121 and the second cylinder 131 drive the first pressing block 12 and the second pressing block 13 to press the different clamping surfaces 202 of the special-shaped metal shell 200, the telescopic spring 123 is compressed, and the first pressing block 12 or the second pressing block 13 has a reverse elastic force, so as to reduce the pressure of the first pressing block 12 and the second pressing block 13 on the clamping surface 202, and reduce the damage of the first pressing block 12 and the second pressing block 13 to the special-shaped metal shell 200.

[0028] Please refer to Figure 3 、 Figure 4 and Figure 5 The first pressing block 12 further comprises a first pressing part 124 in contact with the special-shaped metal shell 200, and a first rotating block 125 connecting the first pressing part 124 and the first connecting block 122. The second pressing block 13 further comprises a second pressing part 133 in contact with the special-shaped metal shell 200, and a second rotating block 134 connecting the second pressing part 133 and the second connecting block 132. The first rotating block 125 and the second rotating block 134 are both provided with a rotating motor 14. The output end of the rotating motor 14 on the first pressing part 124 and the first rotating block 125 is connected, and the output end of the rotating motor 14 on the second pressing part 133 and the second rotating block 134 is connected.

[0029] When the first cylinder 121 and the second cylinder 131 drive the first pressing part 124 and the second pressing part 133 to ascend or descend to the height corresponding to the clamping surface 202, the rotating motor 14 drives the first pressing part 124 or the second pressing part 133 to rotate to the angle corresponding to the clamping surface 202, so as to further improve the practicability of the special-shaped metal shell clamping jig 100.

Claims

1. A special-shaped metal shell clamping jig, characterized in that, The utility model relates to a metal shell pressing device, which comprises a moving cylinder, a moving plate provided at the output end of the moving cylinder, at least one set of first and second pressing blocks oppositely arranged on the moving plate, a first cylinder and a second cylinder connected to the first and second pressing blocks respectively, the first cylinder being used to drive the first pressing block to lift, the second cylinder being used to drive the second pressing block to lift, and the moving cylinder being used to drive the first and second pressing blocks to press against a special-shaped metal shell. A carrier plate is used to place the special-shaped metal shell, and the carrier plate is provided with sliding grooves for the first and second pressing blocks to slide through. The utility model further comprises a forward-reverse toothed rod provided on the moving plate, and the first and second cylinders are provided with moving blocks threadedly connected to the forward-reverse toothed rod, the forward-reverse toothed rod is coaxially connected to an adjusting motor, and the adjusting motor is used to drive the first and second pressing blocks to move away from or close to each other.

2. The irregular shaped metal shell holding jig according to claim 1, wherein: The first pressing block comprises a first connecting block connected to the output end of the first cylinder, the second pressing block comprises a second connecting block connected to the output end of the second cylinder, the first and second connecting blocks are connected to telescopic springs, and the telescopic springs are connected to the moving blocks.

3. The irregular shaped metal shell holding jig according to claim 2, wherein: The first pressing block further comprises a first pressing portion in contact with the special-shaped metal shell, and a first rotating block connected to the first pressing portion and the first connecting block, the second pressing block further comprises a second pressing portion in contact with the special-shaped metal shell, and a second rotating block connected to the second pressing portion and the second connecting block, rotating motors are provided on the first and second rotating blocks, the output ends of the rotating motors on the first pressing portion and the first rotating block are connected, and the output ends of the rotating motors on the second pressing portion and the second rotating block are connected.

4. The irregular shaped metal shell holding jig according to claim 3, wherein: The carrier plate is provided with a plurality of positioning columns corresponding to circular holes on the special-shaped metal shell.

5. The irregular shaped metal shell holding jig according to claim 4, wherein: The utility model further comprises a support plate used to support the moving cylinder, the support plate is provided with guide columns, the guide columns are connected to the carrier plate, and the moving plate is slidingly connected to the guide columns.

6. The irregular shaped metal shell holding jig according to claim 5, wherein: ​

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