Automobile air conditioner testing fixture

Abstract

The utility model discloses a testing fixture for an automobile air conditioner. The testing fixture comprises a working platform, a first supporting seat, a second supporting seat, a first positioning and clamping device, a second positioning and clamping device, a third positioning and clamping device, a first pressing device, a second pressing device and a plugging and pressing device, a first supporting seat and a second supporting seat are formed on the working platform in a protruding mode, the top face of the first supporting seat is higher than the top face of the second supporting seat, an overhead space is formed between the first supporting seat and the second supporting seat, the first supporting seat supports a protruding column in an automobile air conditioner, and the second supporting seat supports the bottom face of an exhaust channel assembly. The second supporting base is tightly attached to the end face, away from the evaporator, of the exhaust channel assembly, and the overhead space is used for allowing the bottom of the evaporator assembly in the automobile air conditioner and a middle connecting pipe to stretch into. The automobile air conditioner testing fixture solves the problem that an automobile air conditioner product cannot be stably positioned and clamped at a designated position in the prior art.

Description

Technical Field

[0001] The utility model relates to a checking tool, in particular to a checking tool for an automobile air conditioner. Background Art

[0002] A Chinese patent discloses a vehicle air conditioning assembly inspection fixture with application number: CN202322585054.6. The vehicle air conditioning assembly inspection fixture comprises a workbench, a plurality of mounting grooves are provided on the top of the workbench, a pipeline clamp is installed in the inner cavity of the mounting groove, a positioning device is fixedly connected to the top two ends of the workbench, six support seats are fixedly connected to the bottom of the workbench, a mounting hole is provided on both sides of the inner cavity of the mounting groove, a mounting and disassembly mechanism is movably connected to the inner cavity of the mounting hole, an embedding block is fixedly connected to one end of the mounting and disassembly mechanism, a connecting groove is provided on both sides of the pipeline clamp, and the inner cavity of the connecting groove and the outer side of the embedding block are adapted to each other. The above-mentioned vehicle air conditioning assembly inspection fixture can realize the positioning and clamping of the vehicle air conditioning assembly.

[0003] like Figure 1 As shown, the automobile air conditioner includes: an air intake channel assembly, an evaporator assembly, an exhaust channel assembly, an intermediate connecting pipe and an external connecting pipe. The air intake channel assembly is connected to the first side of the evaporator assembly, and the second side of the evaporator assembly is connected to the exhaust channel assembly. The bottom of the air intake channel assembly protrudes to form a hollow convex column, and the convex column is connected to the first side of the evaporator assembly through the intermediate connecting pipe. The third side of the evaporator assembly is located between the first side of the evaporator assembly and the second side of the evaporator assembly. The first side of the evaporator assembly and the second side of the evaporator assembly are arranged opposite to each other. The third side of the evaporator assembly protrudes to form an extended side plate, and the extended side plate is for the external connecting pipe to pass through. The external connecting pipe is fixed on the extended side plate, and the external connecting pipe is connected to the exhaust channel assembly. The top surface of the evaporator assembly protrudes to form a first protruding block, the side of the exhaust channel assembly away from the evaporator assembly protrudes to form a second protruding block, and the side of the exhaust channel assembly close to the evaporator assembly protrudes to form a third protruding block. The first protruding block, the second protruding block and the third protruding block are all n-type structures. The air inlet channel assembly protrudes from one side of the evaporator assembly to form a first special-shaped block and a second special-shaped block. The first special-shaped block is an L-shaped structure, has a first opening, and the second special-shaped block has a second opening.

[0004] However, the above-mentioned inspection fixture for the automobile air-conditioning assembly still has the following problems: in the above-mentioned automobile air-conditioning product, the bottom surface of the convex column, the bottom surface of the evaporator assembly and the bottom surface of the exhaust duct assembly are not on the same plane, and the position of the middle part of the external connecting pipe is lower than the position of the bottom surface of the evaporator assembly. If the entire automobile air-conditioning product is placed on a flat working plane, the automobile air-conditioning product will be tilted at will, resulting in the inability to accurately position the automobile air-conditioning product and to detect the quality of the automobile air-conditioning product after accurate positioning. Utility Model Content

[0005] The utility model aims to provide an automobile air-conditioning inspection tool, which solves the problem in the prior art that the automobile air-conditioning product cannot be stably positioned and clamped at a designated position.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The utility model discloses an automobile air-conditioning inspection tool, comprising: a working platform, a first support seat, a second support seat, a first positioning clamping device, a second positioning clamping device, a third positioning clamping device, a first pressing device, a second pressing device and a blocking pressing device; the working platform is protruded to form a first support seat and a second support seat, the position of the top surface of the first support seat is higher than the position of the top surface of the second support seat, an overhead space is formed between the first support seat and the second support seat, the first support seat supports a convex column in the automobile air-conditioning, the second support seat supports the bottom surface of the exhaust channel assembly, and the second support seat is in close contact with the end surface of the exhaust channel assembly away from the evaporator, and the overhead space is for the bottom of the evaporator assembly in the automobile air-conditioning and an intermediate connecting pipe to extend into; the first positioning clamping device, the second positioning clamping device, the third positioning clamping device, the first pressing device, the second pressing device and the blocking pressing device are installed on the working platform The invention relates to a clamping device, a second clamping device and a blocking clamping device; the first positioning clamping device is used to clamp the second protruding block in the automobile air conditioner from the Z direction, and to position the second protruding block in the automobile air conditioner from the Z and Y directions; the second positioning clamping device is used to clamp the third protruding block in the automobile air conditioner from the Z direction, and to position the third protruding block in the automobile air conditioner from the Z and Y directions; the third positioning clamping device is used to clamp the first special-shaped block in the automobile air conditioner from the Y direction, and to position the third protruding block in the automobile air conditioner from the Z and Y directions; the first clamping device is used to press the position of the first protruding block in the automobile air conditioner from the Y direction; the second clamping device is used to press the middle part of the evaporator assembly in the automobile air conditioner from the Z direction; the blocking clamping device is used to press the extended side panel in the automobile air conditioner from the Z direction, and at the same time to block the external connecting pipe.

[0008] Preferably, the automobile air conditioner inspection fixture further comprises: a close contact positioning device, which is used to close contact with the exhaust duct assembly in the automobile air conditioner from the Z direction, and the close contact positioning device is located on the side of the exhaust duct assembly away from the blocking and pressing device.

[0009] Preferably, the first positioning clamping device, the second positioning clamping device and the third positioning clamping device all include: a first base, a first positioning seat, a first hinged seat and a rotary clamping mechanism, the first base is installed on the working platform, the first base is installed with a first positioning seat, the first positioning seat extends from the Z direction into the second protruding block, the third protruding block or the first special-shaped block, a first hinged seat is installed next to the first positioning seat, and a rotatable rotary clamping mechanism is installed on the first hinged seat, and the rotary clamping mechanism is used to press the second protruding block, the third protruding block or the first special-shaped block onto the first positioning seat.

[0010] Preferably, the close-fitting positioning device includes: a second base, a close-fitting plate and a rotation-limiting bolt. The second base is installed on the working platform. A rotatable close-fitting plate is installed on the second base. The close-fitting plate is used to be close to the exhaust duct assembly in the automobile air-conditioning. The limited-rotation bolt is threadedly connected to the close-fitting plate. When the close-fitting plate is close to the exhaust duct assembly in the automobile air-conditioning, the rotation-limiting bolt can be threadedly connected to the second base.

[0011] Preferably, the close-fitting positioning device also includes: a first clamping bolt and a first clamping head, the first clamping bolt passes through the close-fitting plate, and the first clamping bolt is threadedly connected to the close-fitting plate, and the first clamping head is installed on the first clamping bolt, and the first clamping head is used to be close to the exhaust channel assembly.

[0012] Preferably, the side wall of the exhaust passage assembly in the automobile air conditioner protrudes to form a protruding block, and when the close contact plate is in close contact with the exhaust passage assembly in the automobile air conditioner, the protruding block is supported by the close contact plate.

[0013] Preferably, the sealing and clamping device includes: a third base, a second clamping bolt, a second clamping head, a sealing bolt and a sealing head; the third base is installed on the working platform, the second clamping bolt and the sealing bolt pass through the third base, the second clamping bolt and the sealing bolt are both threadedly connected to the third base, the second clamping head is installed on the second clamping bolt, the second clamping head is used to clamp the outer extension plate in the automobile air conditioner, and the sealing head is installed on the sealing bolt, the sealing head is used to seal the external connecting pipe in the automobile air conditioner.

[0014] Preferably, the second pressing device is mounted on the third base.

[0015] Preferably, the first clamping device is installed on a first base in the second positioning and clamping device.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] In the present application, firstly, the first support seat and the second support seat are designed to support the bosses and the exhaust pipe assembly of different heights, and the bosses and the exhaust pipe assembly are placed on the first support seat and the second support seat, and an overhead space is formed between the first support seat and the second support seat, and this overhead space can accommodate the bottom of the evaporator assembly and the middle connecting pipe to extend into, so as to avoid the unevenness of the bottom of the evaporator assembly and the middle connecting pipe affecting the stable support of the bosses and the exhaust pipe assembly. Then, due to the small support area of ​​the bosses at the bottom support points and the edge of the exhaust pipe assembly, it is easy to fall over, so the first positioning clamping device, the second positioning clamping device and the third positioning clamping device are designed to realize the positioning, clamping and support of both sides of the entire product, and also the positioning, clamping and support of the middle position, thereby improving the stability of the entire product after installation, so as to ensure that the special-shaped products can be accurately positioned, and the subsequent detection work can be carried out smoothly, avoiding the rigidity of the detection results being affected by the arbitrary movement of the position, and ensuring the accuracy of the detection results.

[0018] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a structural diagram of an automotive air-conditioning product.

[0020] Figure 2 This is a structural diagram of the automobile air conditioning inspection fixture.

[0021] Figure 3 It is a schematic diagram of the structure of the first positioning and clamping device.

[0022] Figure 4 It is a structural schematic diagram of the second positioning and clamping device.

[0023] Figure 5 It is a structural schematic diagram of the third positioning and clamping device.

[0024] Figure 6 It is a structural schematic diagram of the second clamping device.

[0025] Figure numerals: intake channel assembly 11, evaporator assembly 12, exhaust channel assembly 13, intermediate connecting pipe 14, external connecting pipe 15, boss 16, extended side plate 17, first protruding block 181, second protruding block 182, third protruding block 183, first special-shaped block 191, working platform 2, first positioning clamping device 5, first base 51, first positioning seat 52, first hinged seat 53, rotary clamping mechanism 54, clamping arm 541, intermediate hinged arm 542, auxiliary rotation arm 543, second positioning clamping device 6, third positioning clamping device 7, first clamping device 8, second clamping device 81, blocking clamping device 9, third base 91, second clamping bolt 92, second clamping head 93, blocking bolt 94, blocking head 95, close-fitting positioning device 10. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, objectives and functions of the present invention clearer and easier to understand, the present invention is further described below in conjunction with the accompanying drawings and specific implementation methods:

[0027] like Figures 2 to 6As shown, the utility model discloses an automobile air-conditioning inspection fixture, comprising: a working platform 2, a first support seat, a second support seat, a first positioning clamping device 5, a second positioning clamping device 6, a third positioning clamping device 7, a first pressing device 8, a second pressing device 81 and a blocking pressing device 9; the working platform 2 is protruded with a first support seat and a second support seat, the top surface of the first support seat is located at a position higher than the top surface of the second support seat, and an overhead space is formed between the first support seat and the second support seat, the first support seat supports a convex column 16 in the automobile air-conditioning, the second support seat supports the bottom surface of the exhaust duct assembly 13, and the second support seat is in close contact with the end surface of the exhaust duct assembly 13 away from the evaporator, and the overhead space is for the bottom of the evaporator assembly 12 and the middle connecting pipe 14 in the automobile air-conditioning to extend into; the working platform 2 is equipped with a first positioning clamping device 5, a second positioning clamping device 6, a third positioning clamping device 7, a first pressing device 8, a second pressing device 81 and a blocking pressing device 9; the working platform 2 is provided ... third pressing device 81 and a blocking pressing device 9; the working platform 2 is provided with a first positioning clamping device The second clamping device 81 and the blocking clamping device 9; the first positioning clamping device 5 is used to clamp the second protruding block 182 in the automobile air conditioner from the Z direction, and to position the second protruding block 182 in the automobile air conditioner from the Z and Y directions; the second positioning clamping device 6 is used to clamp the third protruding block 183 in the automobile air conditioner from the Z direction, and to position the third protruding block 183 in the automobile air conditioner from the Z and Y directions; the third positioning clamping device 7 is used to clamp the first special-shaped block 191 in the automobile air conditioner from the Y direction, and to position the third protruding block 183 in the automobile air conditioner from the Z and Y directions; the first clamping device 8 is used to clamp the position of the first protruding block 181 in the automobile air conditioner from the Y direction; the second clamping device 81 is used to clamp the middle part of the evaporator assembly 12 in the automobile air conditioner from the Z direction; the blocking clamping device 9 is used to clamp the extended side panel 17 in the automobile air conditioner from the Z direction, and at the same time to block the external connecting pipe 15.

[0028] The automobile air conditioner inspection fixture further includes: a close-fitting positioning device 10, which is used to be close-fitting with the exhaust channel assembly 13 in the automobile air conditioner from the Z direction, and the close-fitting positioning device 10 is located on the side of the exhaust channel assembly 13 away from the blocking and pressing device 9. During clamping, the entire automobile air conditioner is pushed from the close-fitting positioning device 10 to the first positioning seat 52, so that the first positioning seat 52 is inserted into the second protruding block 182, the third protruding block 183 or the first special-shaped block 191. Therefore, in order to achieve preliminary positioning of the automobile air conditioner product before clamping, it is necessary to set the close-fitting positioning device 10 to achieve preliminary positioning of the automobile air conditioner product in the Z direction to prevent the automobile air conditioner product from moving randomly during the clamping process.

[0029] The first positioning clamping device 5, the second positioning clamping device 6 and the third positioning clamping device 7 all include: a first base 51, a first positioning seat 52, a first hinged seat 53 and a rotary clamping mechanism 54. The first base 51 is installed on the working platform 2. The first positioning seat 52 is installed on the first base 51. The first positioning seat 52 extends from the Z direction into the second protruding block 182, the third protruding block 183 or the first special-shaped block 191. The first hinged seat 53 is installed next to the first positioning seat 52. The first hinged seat 53 is installed with a rotatable rotary clamping mechanism 54. The rotary clamping mechanism 54 is used to press the second protruding block 182, the third protruding block 183 or the first special-shaped block 191 on the first positioning seat 52. The first positioning seat 52 extends from the Z direction into the second protruding block 182, the third protruding block 183 or the first special-shaped block 191, and the second protruding block 182, the third protruding block 183 or the first special-shaped block 191 surrounds the first positioning seat 52, so that it not only has the function of positioning the second protruding block 182, the third protruding block 183 or the first special-shaped block 191, but also has the function of supporting the second protruding block 182, the third protruding block 183 or the first special-shaped block 191.

[0030] The rotary clamping mechanism 54 includes: a clamping arm 541, an intermediate hinged arm 542 and an auxiliary rotation arm 543. The hinged end of the clamping arm 541 is hinged to the first hinged seat 53, the first hinged seat 53 is hinged to the hinged end of the auxiliary rotation arm 543, and the hinged end of the auxiliary rotation arm 543 is located below the middle of the clamping arm 541. The middle of the clamping arm 541 is hinged to one end of the intermediate hinged arm 542, and the other end of the intermediate hinged arm 542 is hinged to the middle of the auxiliary rotation arm 543. The clamping end of the clamping arm 541 is used to clamp the second protruding block 182, the third protruding block 183 or the first special-shaped block 191. The auxiliary rotation arm 543 and the intermediate hinged arm 542 are positioned by friction, and the position of the clamping arm 541 is also positioned.

[0031] The close-fitting positioning device 10 includes: a second base, a close-fitting plate and a rotation-limiting bolt. The second base is installed on the working platform 2. A rotatable close-fitting plate is installed on the second base. The close-fitting plate is used to close-fit with the exhaust channel assembly 13 in the automobile air conditioner. The rotation-limiting bolt is threadedly connected on the close-fitting plate. When the close-fitting plate is in close contact with the exhaust channel assembly 13 in the automobile air conditioner, the rotation-limiting bolt can be threadedly connected with the second base. When the automobile air conditioner product is installed on the first support seat and the second support seat from the Z direction, the close-fitting plate is rotated to a position where the automobile air conditioner product cannot be actively moved. When the automobile air conditioner product is moved into place, the accurate position of the automobile air conditioner product is manually maintained, and then the close-fitting plate is rotated, and the close-fitting plate is in close contact with the side of the automobile air conditioner product. Finally, the rotation-limiting bolt is rotated, and the rotation-limiting bolt passes through the close-fitting plate and is threadedly connected with the second base, thereby positioning the close-fitting plate to keep it in close contact with the side of the automobile air conditioner product.

[0032] The close fitting positioning device 10 further includes: a first clamping bolt and a first clamping head, the first clamping bolt passes through the close fitting plate, and the first clamping bolt is threadedly connected to the close fitting plate, and the first clamping head is installed on the first clamping bolt, and the first clamping head is used to close fit with the exhaust channel assembly 13. When the close fitting plate is close to the side of the automobile air-conditioning product, the first clamping bolt is rotated so that the first clamping head is pressed against the side of the exhaust channel assembly 13 in the automobile air-conditioning to position the automobile air-conditioning product.

[0033] The side wall of the exhaust channel assembly 13 of the automobile air conditioner protrudes to form a protruding block, and the protruding block is supported by the close-fitting plate when the close-fitting plate is close-fitting with the exhaust channel assembly 13 of the automobile air conditioner. The protruding block is supported by the close-fitting plate to form another supporting point, ensuring that the entire support is more stable.

[0034] The plugging and clamping device 9 includes: a third base 91, a second clamping bolt 92, a second clamping head 93, a blocking bolt 94 and a blocking head 95; the third base 91 is installed on the working platform 2, the second clamping bolt 92 and the blocking bolt 94 pass through the third base 91, the second clamping bolt 92 and the blocking bolt 94 are both threadedly connected to the third base 91, the second clamping bolt 92 is installed with a second clamping head 93, the second clamping head 93 is used to clamp the outer extension plate in the automobile air conditioner, the blocking bolt 94 is installed with a blocking head 95, the blocking head 95 is used to block the external connection pipe 15 in the automobile air conditioner. When the blocking head 95 is blocked, support is required, so the setting of the close-fitting plate also has a supporting effect, ensuring a better blocking effect.

[0035] The second pressing device 81 is installed on the third base 91. The second pressing device 81 and the blocking pressing device 9 share a third base 91, which reduces the use of components.

[0036] The first clamping device 8 is mounted on the first base 51 in the second positioning and clamping device. The second positioning and clamping device and the first clamping device 8 share a first base 51, further reducing the use of components.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An automobile air conditioning inspection tool, characterized in that: include: A working platform (2), a first supporting seat, a second supporting seat, a first positioning clamping device (5), a second positioning clamping device (6), a third positioning clamping device (7), a first pressing device (8), a second pressing device (81), and a blocking pressing device (9); A first support seat and a second support seat are formed protruding from the working platform (2), the top surface of the first support seat is located at a position higher than the top surface of the second support seat, and an overhead space is formed between the first support seat and the second support seat, the first support seat supports the convex column (16) in the automobile air conditioner, the second support seat supports the bottom surface of the exhaust duct assembly (13), and the second support seat is in close contact with the end surface of the exhaust duct assembly (13) facing away from the evaporator, and the overhead space is for the bottom of the evaporator assembly (12) and the middle connecting pipe (14) in the automobile air conditioner to extend into; A first positioning clamping device (5), a second positioning clamping device (6), a third positioning clamping device (7), a first pressing device (8), a second pressing device (81) and a blocking pressing device (9) are installed on the working platform (2); The first positioning clamping device (5) is used to clamp the second protruding block (182) in the automobile air conditioner from the Z direction, and to position the second protruding block (182) in the automobile air conditioner from the Z and Y directions; The second positioning clamping device (6) is used to clamp the third protruding block (183) in the automobile air conditioner from the Z direction, and to position the third protruding block (183) in the automobile air conditioner from the Z and Y directions; The third positioning clamping device (7) is used to clamp the first special-shaped block (191) in the automobile air conditioner from the Y direction, and to position the third protruding block (183) in the automobile air conditioner from the Z and Y directions; The first pressing device (8) is used to press the position of the first protruding block (181) in the automobile air conditioner from the Y direction; The second pressing device (81) is used to press the middle part of the evaporator assembly (12) in the automobile air conditioner from the Z direction; The blocking and pressing device (9) is used to press the extended side plate (17) in the automobile air conditioner from the Z direction, and is also used to block the external connection pipe (15).

2. The automobile air conditioning inspection tool according to claim 1, characterized in that: Also includes: The close-fitting positioning device (10) is used to be in close contact with the exhaust passage assembly (13) in the automobile air conditioner from the Z direction. The close-fitting positioning device (10) is located on the side of the exhaust passage assembly (13) away from the blocking and pressing device (9).

3. The automobile air conditioning inspection tool according to claim 2, characterized in that: The first positioning clamping device (5), the second positioning clamping device (6) and the third positioning clamping device (7) all comprise: a first base (51), a first positioning seat (52), a first hinge seat (53) and a rotary clamping mechanism (54); the first base (51) is mounted on the working platform (2); the first positioning seat (52) is mounted on the first base (51); the first positioning seat (52) extends from the Z direction into the second protruding block (182), the third protruding block (183) or the first special-shaped block (191); the first hinge seat (53) is mounted next to the first positioning seat (52); the first hinge seat (53) is mounted on the first hinge seat (53) and a rotary clamping mechanism (54) capable of rotating is mounted; the rotary clamping mechanism (54) is used to press the second protruding block (182), the third protruding block (183) or the first special-shaped block (191) onto the first positioning seat (52).

4. The automobile air conditioning inspection tool according to claim 3, characterized in that: The close fitting positioning device (10) comprises: a second base, a close fitting plate and a rotation limiting bolt. The second base is mounted on a working platform (2). A rotatable close fitting plate is mounted on the second base. The close fitting plate is used to close fit with an exhaust duct assembly (13) in an automobile air conditioner. The rotation limiting bolt is threadedly connected to the close fitting plate. When the close fitting plate is in close contact with the exhaust duct assembly (13) in the automobile air conditioner, the rotation limiting bolt can be threadedly connected to the second base.

5. The automobile air conditioning inspection tool according to claim 4, characterized in that: The close fitting positioning device (10) also includes: a first clamping bolt and a first clamping head, the first clamping bolt passes through the close fitting plate, and the first clamping bolt is threadedly connected to the close fitting plate, the first clamping head is installed on the first clamping bolt, and the first clamping head is used to be close to the exhaust channel assembly (13).

6. The automobile air conditioning inspection tool according to claim 5, characterized in that: The side wall of the exhaust channel assembly (13) in the automobile air conditioner protrudes to form a protruding block, and when the close contact plate is in close contact with the exhaust channel assembly (13) in the automobile air conditioner, the protruding block is supported by the close contact plate.

7. The automobile air conditioning inspection tool according to claim 6, characterized in that: The plugging and clamping device (9) comprises: a third base (91), a second clamping bolt (92), a second clamping head (93), a blocking bolt (94) and a blocking head (95); the third base (91) is mounted on the working platform (2); the second clamping bolt (92) and the blocking bolt (94) pass through the third base (91); the second clamping bolt (92) and the blocking bolt (94) are both threadedly connected to the third base (91); the second clamping head (93) is mounted on the second clamping bolt (92); the second clamping head (93) is used to clamp the outer extension plate in the automobile air conditioner; the blocking bolt (94) is mounted on the blocking head (95); the blocking head (95) is used to block the external connection pipe (15) in the automobile air conditioner.

8. The automobile air conditioning inspection tool according to claim 7, characterized in that: The second pressing device (81) is mounted on the third base (91).

9. The automobile air conditioning inspection tool according to claim 8, characterized in that: The first pressing device (8) is installed on a first base (51) in the second positioning pressing device.

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