Detection tool for automobile C column decorative plate

Abstract

The utility model, which relates to the technical field of the automobile C-column decorative plate testing fixture, discloses an automobile C-column decorative plate testing fixture comprising a vertical plate, a first edge positioning module group, a second edge positioning module group, a first clamping module group and a second clamping module group. The first edge positioning module is arranged on the vertical plate. The first edge positioning module comprises a first edge positioning group and a detachable third edge positioning group; the second edge positioning module is arranged on the vertical plate and located on the lower side of the first edge positioning module. The second edge positioning module comprises a fourth edge positioning group and a second edge positioning group which are detachably arranged on one side close to the third edge positioning group; the first clamping module is arranged on the vertical plate, corresponds to the first edge positioning group and is used for clamping the upper decoration plate; the detection device can be used for detecting a product formed by splicing an upper decoration plate and a middle decoration plate, can also be used for independently detecting the upper decoration plate and can also be used for independently detecting the middle decoration plate, the adaptability is higher, the detection is more accurate, and manpower is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of a C-pillar decorative plate inspection tool for an automobile, in particular to a C-pillar decorative plate inspection tool for an automobile. Background Art

[0002] The center trim panel and the upper trim panel can be spliced ​​with each other, and a plurality of positioning pins are provided at the lower ends of the center trim panel and the upper trim panel. After processing, the four sides of the center trim panel and the upper trim panel have a certain angle. After processing, the angles of the four sides need to be measured to determine whether the product is qualified.

[0003] Nowadays, the angle is judged by manual measurement with a ruler to determine whether the product is qualified. The detection is not accurate and labor-intensive, which is a very inconvenient technical problem. Utility Model Content

[0004] The utility model aims to provide a C-pillar decorative plate inspection tool for automobiles, which solves the problems of inaccurate inspection, labor-intensive inspection and inconvenience.

[0005] In order to achieve the above-mentioned purpose, the scheme adopted by the utility model is: a C-pillar decorative plate inspection fixture for automobiles, comprising a vertical plate;

[0006] A first edge positioning module, the first edge positioning module is arranged on the vertical plate, and the first edge positioning module is used to detect the upper decorative plate; the first edge positioning module includes a first edge positioning group and a detachable third edge positioning group;

[0007] a second edge positioning module, the second edge positioning module being arranged on the vertical plate and located at the lower side of the first edge positioning module, the second edge positioning module being used to detect the center trim plate; the second edge positioning module comprising a detachable fourth edge positioning group and a second edge positioning group arranged on one side close to the third edge positioning group;

[0008] A first clamping module, which is disposed on the vertical plate and is corresponding to the first edge positioning group and is used to clamp the upper decorative plate;

[0009] A second clamping module, the second clamping module is arranged on the vertical plate and is correspondingly arranged with the second edge positioning group for clamping the center trim panel;

[0010] After the third edge positioning group and the fourth edge positioning group are simultaneously disassembled, the product after the upper trim panel and the middle trim panel are assembled can be inspected. When the third edge positioning group is installed, the upper trim panel can be inspected, or when the fourth edge positioning group is installed, the middle trim panel can be inspected.

[0011] In the present solution, the upper trim panel and the middle trim panel are clamped by setting the first clamping module and the second clamping module, and the detachable third edge positioning group and the fourth edge positioning group are provided, so that the product after the upper trim panel and the middle trim panel are assembled can be inspected after they are disassembled. When the third edge positioning group is installed, the first edge positioning group and the third edge positioning group can inspect the upper trim panel separately, or when the fourth edge positioning group is installed, the second edge positioning group and the fourth edge positioning group can inspect the middle trim panel separately. The inspection is more accurate, saves manpower, and is more convenient to use.

[0012] Preferably, the first edge positioning group includes a first positioning block 1A, a second positioning block 1B and a third positioning block 1C, the first positioning block 1A, the second positioning block 1B and the third positioning block 1C are all arranged on the vertical plate, the first positioning block 1A is connected to the second positioning block 1B, and the second positioning block 1B is connected to the third positioning block 1C.

[0013] In this solution, by setting the first positioning block 1A, the second positioning block 1B and the third positioning block 1C to form a shape matching the shape of the upper trim panel, it is easier for the operator to place the upper trim panel, better locate the position of the upper trim panel, and facilitate subsequent inspection.

[0014] As a further preferred embodiment, the second edge positioning group includes a first positioning block 2A, a second positioning block 2B and a third positioning block 2C, the first positioning block 2A, the second positioning block 2B and the third positioning block 2C are all arranged on the vertical plate, the first positioning block 2A is connected to the second positioning block 2B, and the second positioning block 2B is connected to the third positioning block 2C;

[0015] The first positioning block 2A is connected to the first positioning block 1A, the third positioning block 2C is connected to the third positioning block 1C, and the first positioning block 2A, the second positioning block 2B, the third positioning block 2C, the first positioning block 1A, the second positioning block 1B and the third positioning block 1C are interconnected to form a gun-shaped outer frame.

[0016] In this solution, the first positioning block 2A, the second positioning block 2B and the third positioning block 2C are arranged to form a shape matching the shape of the middle decorative plate, so that the operator can place the middle decorative plate more conveniently. The gun-shaped outer frame is arranged to better locate the position of the product after the upper decorative plate and the middle decorative plate are spliced, which is more convenient for subsequent inspection.

[0017] As a further preference, the third edge positioning group includes a third group of positioning blocks and a third group of connecting components. The third group of positioning blocks is arranged between the first positioning block 1A and the third positioning block 1C. A third connecting component is arranged on the lower side of the third positioning block to connect with the vertical plate.

[0018] In this solution, the upper trim panel can be individually inspected by connecting the third group of connecting components and the third group of positioning blocks.

[0019] As a further preference, the fourth edge positioning group includes a fourth group of positioning blocks and a fourth group of connecting components. The fourth group of positioning blocks is arranged between the first positioning block 2A and the third positioning block 2C. A fourth connecting component is arranged on the lower side of the fourth group of positioning blocks to be connected to the vertical plate.

[0020] In this solution, the center trim panel can be individually inspected by connecting the fourth group of connecting components and the fourth group of positioning blocks.

[0021] As a further preference, the first clamping module and the second clamping module each include a fixed block and two clamping petals, the fixed block is connected to the vertical plate and located between the gun-shaped outer frame, the fixed block is provided with a accommodating cavity, the two clamping petals are movably connected to the fixed block and can be spliced ​​together to form a clamp, and an elastic member for closing the two clamping petals is provided between the two clamping petals, the clamp is provided with a first through hole, the first through hole connects the accommodating cavity with the outside, the positioning column passes through the first through hole, is located in the accommodating cavity and is clamped by the clamp.

[0022] In this solution, when the clamping flap is opened, the positioning pin is inserted into the accommodating cavity. After being released, the clamping flap is reset under the action of the elastic member to clamp the positioning pin, thereby positioning the positioning pin so that the upper decorative panel and / or the middle decorative panel will not move back and forth to position it.

[0023] As a further preference, each of the first clamping module and the second clamping module also includes a separation head, a separation shell, a spring, a connecting line and a power assembly; the lower end or one side wall of the fixed block is provided with a second through hole connecting the outside and the accommodating cavity, the separation head is movably provided in the second through hole, the separation shell is inserted into the lower side of the separation head, the spring is provided in the separation shell, the two ends of the spring are respectively connected to the bottom wall of the insertion hole of the separation shell and the lower end surface of the separation head, the lower end of the separation shell is provided with the connecting line, the other end of the connecting line is connected to the movable end of the power assembly, and the power assembly is arranged on the vertical plate.

[0024] In this solution, a power assembly is set to pull the connecting line and thus pull the separation head to separate the clamping petals and insert the positioning column into the accommodating cavity. After insertion, the spring resets and drives the separation head to reset, thereby removing the pressure on the clamping petals and allowing the clamping petals to reset and position the positioning column.

[0025] Preferably, a frame is further included, the upper side of the frame is provided with the vertical plate, the lower side of the frame is provided with a bottom plate, and the bottom plate is provided with a bracket for placing the third edge positioning group and the fourth edge positioning group.

[0026] In this solution, the bracket is used to more conveniently place the removed third edge positioning group and the fourth edge positioning group.

[0027] Preferably, a positioning frame is provided on the vertical plate, and a test prop is detachably positioned on the positioning frame.

[0028] As a further preference, rollers are provided on the lower side of the frame.

[0029] In this solution, the movement of the inspection tool can be more convenient by setting rollers. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a structural schematic diagram of the automobile C-pillar decorative plate inspection fixture of the utility model;

[0031] Figure 2 It is a schematic diagram of the structure of the automobile C-pillar decorative panel inspection fixture of the utility model after the upper decorative panel and the middle decorative panel are hidden and the third edge positioning group and the fourth edge positioning group are installed;

[0032] Figure 3 It is a structural schematic diagram of the hidden upper decorative plate and the middle decorative plate of the automobile C-pillar decorative plate inspection fixture of the utility model after the third edge positioning group and the fourth edge positioning group are not installed;

[0033] Figure 4 It is a structural schematic diagram of the third edge positioning group and the fourth edge positioning group of the automobile C-pillar decorative plate inspection fixture of the utility model;

[0034] Figure 5 It is a structural schematic diagram of the first clamping module and the second clamping module of the automobile C-pillar decorative plate inspection fixture of the utility model;

[0035] Figure 6 It is a schematic diagram of the exploded structure of the first clamping module and the second clamping module of the automobile C-pillar decorative panel inspection fixture of the utility model;

[0036] Figure 7 The utility model is a structural schematic diagram of an upper decorative plate and a middle decorative plate of a C-pillar decorative plate inspection fixture for an automobile.

[0037] In the figure: 1, frame; 11, vertical plate; 12, bottom plate; 13, bracket; 14, positioning frame; 15, test prop; 2, first clamping module; 3, second clamping module; 31, fixing block; 32, clamping flap; 33, accommodating cavity; 34, third through hole; 35, separation head; 36, separation shell; 37, spring; 38, connecting line; 39, power assembly; 4, first edge positioning group; 41, first positioning block 1A; 42, the first Second positioning block 1B; 43, third positioning block 1C; 5, third edge positioning group; 51, third group of positioning blocks; 52, third group of connecting components; 6, fourth edge positioning group; 61, first positioning block 2A; 62, second positioning block 2B; 63, third positioning block 2C; 7, second edge positioning group; 71, fourth group of positioning blocks; 72, fourth group of connecting components; 8, roller; 9, upper trim panel; 91, middle trim panel; 92, positioning column. DETAILED DESCRIPTION

[0038] In order to enable those skilled in the art to better understand the present invention, and thus to more clearly define the scope of protection claimed by the present invention, the present invention is described in detail below with respect to certain specific embodiments of the present invention. It should be noted that the following are only certain specific implementation methods of the present invention, which are only part of the embodiments of the present invention, wherein the specific and direct description of the relevant structures is only for the convenience of understanding the present invention, and each specific feature does not naturally and directly limit the scope of implementation of the present invention. The conventional selections and substitutions made by those skilled in the art under the guidance of the present invention shall be deemed to be within the scope of protection claimed by the present invention.

[0039] The utility model provides a C-pillar decorative panel inspection fixture for automobiles, comprising a vertical plate 11, a first edge positioning module, a second edge positioning module, a first clamping module 2 and a second clamping module 3. The first edge positioning module is arranged on the vertical plate 11, and the first edge positioning module is used to detect the upper decorative panel 9. The first edge positioning module includes a first edge positioning group 4 and a detachable third edge positioning group 5; the second edge positioning module is arranged on the vertical plate 11 and is located at the lower side of the first edge positioning module, and the second edge positioning module is used to detect the middle decorative panel 91. The second edge positioning module includes a detachable fourth edge positioning group 6 and a second edge positioning group 7 arranged on a side close to the third edge positioning group 5; the first clamping module 2 is arranged on the vertical plate 11 and is corresponding to the first edge positioning group 4 for clamping the upper decorative panel 9; the second clamping module 3 is arranged on the vertical plate 11 and is corresponding to the second edge positioning group 7 for clamping the middle decorative panel 91.

[0040] After the third edge positioning group 5 and the fourth edge positioning group 6 are simultaneously disassembled, the product after the upper trim panel 9 and the middle trim panel 91 are assembled can be inspected. When the third edge positioning group 5 is installed, the upper trim panel 9 can be inspected, or when the fourth edge positioning group 6 is installed, the middle trim panel 91 can be inspected.

[0041] Specifically, in this embodiment, the first edge positioning group 4 and the third edge positioning group 5 are provided on the vertical plate 11, and the combination of the two forms a gun-shaped outer frame for placing the product after the upper decorative plate 9 and the middle decorative plate 91 are assembled and for simultaneously testing the two. The first clamping module 2 is provided in the middle of the first edge positioning group 4. The second clamping module 3 is provided in the middle of the third edge positioning group 5. The first clamping module 2 is used to clamp the positioning plug 92 of the upper decorative plate 9, and the second clamping module 3 is used to clamp the positioning plug 92 of the middle decorative plate 91. The third edge positioning group 5 and the fourth edge positioning group 6 are detachably provided between the gun-shaped outer frame. The third edge positioning group 5 is combined with the first edge positioning group 4 to form an outer frame for testing the upper decorative plate 9, and the fourth edge positioning group 6 is combined with the second edge positioning group 7 to form an outer frame for testing the middle decorative plate 91, and the third edge positioning group 5 and the fourth edge positioning group 6 are provided in the middle of the gun-shaped outer frame. The third edge positioning group 5 is located on the upper side of the fourth edge positioning group 6 . The third edge positioning group 5 cooperates with the first edge positioning group 4 , and the fourth edge positioning group 6 cooperates with the second edge positioning group 7 .

[0042] The inspection fixture can be used to inspect the center trim panel 91 or the upper trim panel 9 separately. If it is necessary to inspect the upper trim panel 9, the third edge positioning group 5 can be installed and only the upper trim panel 9 can be inspected. If it is necessary to inspect the center trim panel 91, the third edge positioning group 5 can be removed and the fourth edge positioning group 6 can be installed, and only the center trim panel 91 can be inspected. If it is necessary to inspect the product after the center trim panel 91 and the upper trim panel 9 are spliced ​​together, the third edge positioning group 5 and the fourth edge positioning group 6 can be removed at the same time, and the product after the upper trim panel 9 and the center trim panel 91 are spliced ​​together can be inspected. The inspection is more convenient and has stronger applicability.

[0043] Specifically, in this embodiment, the upper decorative panel 9 and the middle decorative panel 91 are clamped by setting the first clamping module 2 and the second clamping module 3, and the detachable third edge positioning group 5 and the fourth edge positioning group 6 are provided. After they are disassembled, the product in which the upper decorative panel 9 and the middle decorative panel 91 are assembled can be inspected. When the third edge positioning group 5 is installed, the first edge positioning group 4 and the third edge positioning group 5 can inspect the upper decorative panel 9 separately, or when the fourth edge positioning group 6 is installed, the second edge positioning group 7 and the fourth edge positioning group 6 can inspect the middle decorative panel 91 separately. The inspection is more accurate, saves manpower, and is more convenient to use.

[0044] Further, as a preferred embodiment, the first edge positioning group 4 includes a first positioning block 1A41, a second positioning block 1B42 and a third positioning block 1C43, the first positioning block 1A41, the second positioning block 1B42 and the third positioning block 1C43 are all arranged on the vertical plate 11, the first positioning block 1A41 is connected to the second positioning block 1B42, and the second positioning block 1B42 is connected to the third positioning block 1C43.

[0045] Further, as a preferred embodiment, the second edge positioning group 7 includes a first positioning block 2A61, a second positioning block 2B62 and a third positioning block 2C63, the first positioning block 2A61, the second positioning block 2B62 and the third positioning block 2C63 are all arranged on the vertical plate 11, the first positioning block 2A61 is connected to the second positioning block 2B62, and the second positioning block 2B62 is connected to the third positioning block 2C63;

[0046] Further, as a preferred embodiment, the first positioning block 2A61 is connected to the first positioning block 1A41, the third positioning block 2C63 is connected to the third positioning block 1C43, the first positioning block 2A61, the second positioning block 2B62, the third positioning block 2C63, the first positioning block 1A41, the second positioning block 1B42 and the third positioning block 1C43 are interconnected to form a gun-shaped outer frame.

[0047] Further, as a preferred embodiment, the third edge positioning group 5 includes a third group of positioning blocks 51 and a third group of connecting components 52. The third group of positioning blocks 51 is arranged between the first positioning block 1A41 and the third positioning block 1C43. The third connecting component is arranged on the lower side of the third positioning block and connected to the vertical plate 11.

[0048] Further, as a preferred embodiment, the fourth edge positioning group 6 includes a fourth group of positioning blocks 71 and a fourth group of connecting components 72. The fourth group of positioning blocks 71 is arranged between the first positioning block 2A61 and the third positioning block 2C63. The fourth connecting component is arranged on the lower side of the fourth group of positioning blocks and connected to the vertical plate 11.

[0049] Specifically, in this embodiment, by setting the first positioning block 1A41, the second positioning block 1B42 and the third positioning block 1C43 to surround the shape of the upper decorative panel 9, it is easier for the operator to place the upper decorative panel 9, better locate the position of the upper decorative panel 9, and more convenient for subsequent inspection. By setting the first positioning block 2A61, the second positioning block 2B62 and the third positioning block 2C63 to surround the shape of the middle decorative panel 91, it is easier for the operator to place the middle decorative panel 91, and by setting the gun-shaped outer frame, the position of the product after the upper decorative panel 9 and the middle decorative panel 91 are better located, which is more convenient for subsequent inspection. By connecting the third group of connecting components 52 with the third group of positioning blocks 51, the upper decorative panel 9 can be inspected separately. By connecting the fourth group of connecting components 72 with the fourth group of positioning blocks 71, the middle decorative panel 91 can be inspected separately.

[0050] Further, as a preferred embodiment, the first clamping module 2 and the second clamping module 3 each include a fixed block 31 and two clamping petals 32, the fixed block 31 is connected to the vertical plate 11 and is located between the gun-shaped outer frame, and a receiving cavity 33 is provided on the fixed block 31. The two clamping petals 32 are movably connected to the fixed block 31 and can be spliced ​​to each other to form a clamp, and an elastic member for closing the two clamping petals 32 is provided between the two clamping petals 32, and a first through hole is provided on the clamp, the first through hole connects the receiving cavity 33 with the outside, and the positioning pin 92 passes through the first through hole, is located in the receiving cavity 33, and is clamped by the clamp.

[0051] Furthermore, as a preferred embodiment, each of the first clamping module 2 and the second clamping module 3 also includes a separation head 35, a separation shell 36, a spring 37, a connecting line 38 and a power assembly 39; the lower end or one side wall of the fixed block 31 is provided with a second through hole connecting the outside and the accommodating chamber 33, and the separation head 35 is movably provided in the second through hole, and a separation shell 36 is inserted into the lower side of the separation head 35, and a spring 37 is provided in the separation shell 36, and both ends of the spring 37 are respectively connected to the bottom wall of the insertion hole of the separation shell 36 and the lower end face of the separation head 35, and a connecting line 38 is provided at the lower end of the separation shell 36, and the other end of the connecting line 38 is connected to the movable end of the power assembly 39, and the power assembly 39 is arranged on the vertical plate 11.

[0052] Specifically, in this embodiment, a total of eight first clamping modules 2 and second clamping modules 3 are arranged in the middle position of the gun-shaped outer frame, and each of the first clamping module 2 and the second clamping module 3 includes a fixed block 31, two clamping petals 32, a separation head 35, a separation shell 36, a spring 37, a connecting line 38 and a power assembly 39. The fixed block 31 is supported on the bottom plate 12 through a connecting column. The upper end of the fixed block 31 is hinged with two clamping petals 32, and an elastic member is arranged between the two clamping petals 32. The elastic member has a movement tendency to close the two clamping petals 32. The power assembly 39 is used to drive the connecting line 38 to move. The power assembly 39 is arranged on the bottom plate 12 and is located on the side of the third positioning block away from the first positioning block. The connecting line 38 is connected to the separation shell 36, and the separation shell 36 is connected to the separation head 35. The separation head 35 is used to separate the two clamping petals 32 and provide thrust thereto. The separation head 35 moves downward under the traction of the power assembly 39 and the connecting line 38. At this time, the elastic member is contracted to merge the two clamping petals 32 and clamp the positioning plug 92. The power assembly 39 is a prior art and will not be described in detail here.

[0053] Specifically, in this embodiment, when the clamping flap 32 is opened, the positioning pin 92 is inserted into the accommodating cavity 33. After being released, the clamping flap 32 is reset under the action of the elastic member to clamp the positioning pin 92, thereby positioning the positioning pin 92 so that the upper decorative plate 9 and / or the middle decorative plate 91 will not move back and forth to position them. The power assembly 39 is set to pull the connecting line 38 and then pull the separation head 35 to separate the clamping flap 32 and insert the positioning pin 92 into the accommodating cavity 33. After insertion, the spring 37 resets and drives the separation head 35 to reset, thereby removing the pressure on the clamping flap 32 so that the clamping flap 32 is reset to position the positioning pin 92.

[0054] The machine also includes a frame 1, a vertical plate 11 is disposed on the upper side of the frame 1, a bottom plate 12 is disposed on the lower side of the frame 1, and a bracket 13 for placing the third edge positioning group 5 and the fourth edge positioning group 6 is disposed on the bottom plate 12. A positioning frame 14 is disposed on the vertical plate 11, and a test prop 15 is detachably positioned on the positioning frame 14. A roller 8 is disposed on the lower side of the frame 1.

[0055] Specifically, in this embodiment, the test prop 15 includes a through gauge and a stop gauge. By inserting the stop gauge or the through gauge into the gap between the first edge positioning group 4 and the upper decorative plate 9, if the through gauge passes and the stop gauge cannot pass, the product is qualified. If both the stop gauge and the through gauge can pass or both cannot pass, it means that the upper decorative plate 9 is unqualified. By inserting the stop gauge or the through gauge into the gap between the second edge positioning group 7 and the middle decorative plate 91, if the through gauge passes and the stop gauge cannot pass, the product is qualified. If both the stop gauge and the through gauge can pass or both cannot pass, it means that the upper decorative plate 9 is unqualified. The bracket 13 is used to more conveniently place the removed third edge positioning group 5 and the fourth edge positioning group 6. Rollers 8 are set at the four corners of the lower end of the frame 1, and a total of four rollers 8 are set. The setting of rollers 8 can make it easier to move the inspection tool.

[0056] The above are only preferred implementations of the present invention. It should be pointed out that for ordinary technicians in this technical field, multiple improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A C-pillar decorative plate inspection fixture for automobiles, characterized in that: Includes vertical boards; A first edge positioning module, the first edge positioning module is arranged on the vertical plate, and the first edge positioning module is used to detect the upper decorative plate; the first edge positioning module includes a first edge positioning group and a detachable third edge positioning group; a second edge positioning module, the second edge positioning module being arranged on the vertical plate and located at the lower side of the first edge positioning module, the second edge positioning module being used to detect the center trim plate; the second edge positioning module comprising a detachable fourth edge positioning group and a second edge positioning group arranged on one side close to the third edge positioning group; A first clamping module, which is disposed on the vertical plate and is corresponding to the first edge positioning group and is used to clamp the upper decorative plate; A second clamping module, the second clamping module is arranged on the vertical plate and is correspondingly arranged with the second edge positioning group for clamping the center trim panel; After the third edge positioning group and the fourth edge positioning group are simultaneously disassembled, the product after the upper trim panel and the middle trim panel are assembled can be inspected. When the third edge positioning group is installed, the upper trim panel can be inspected, or when the fourth edge positioning group is installed, the middle trim panel can be inspected.

2. The automobile C-pillar decorative plate inspection fixture according to claim 1 is characterized in that: The first edge positioning group includes a first positioning block 1A, a second positioning block 1B and a third positioning block 1C. The first positioning block 1A, the second positioning block 1B and the third positioning block 1C are all arranged on the vertical plate. The first positioning block 1A is connected to the second positioning block 1B, and the second positioning block 1B is connected to the third positioning block 1C.

3. The automobile C-pillar decorative plate inspection fixture according to claim 2 is characterized in that: The second edge positioning group includes a first positioning block 2A, a second positioning block 2B and a third positioning block 2C, wherein the first positioning block 2A, the second positioning block 2B and the third positioning block 2C are all arranged on the vertical plate, the first positioning block 2A is connected to the second positioning block 2B, and the second positioning block 2B is connected to the third positioning block 2C; The first positioning block 2A is connected to the first positioning block 1A, the third positioning block 2C is connected to the third positioning block 1C, and the first positioning block 2A, the second positioning block 2B, the third positioning block 2C, the first positioning block 1A, the second positioning block 1B and the third positioning block 1C are interconnected to form a gun-shaped outer frame.

4. The automobile C-pillar decorative plate inspection fixture according to claim 3 is characterized in that: The third edge positioning group includes a third group of positioning blocks and a third group of connecting components. The third group of positioning blocks is arranged between the first positioning block 1A and the third positioning block 1C. A third connecting component is arranged at the lower side of the third positioning block to connect with the vertical plate.

5. The automobile C-pillar decorative plate inspection fixture according to claim 4 is characterized in that: The fourth edge positioning group includes a fourth group of positioning blocks and a fourth group of connecting components. The fourth group of positioning blocks is arranged between the first positioning block 2A and the third positioning block 2C. A fourth connecting component is arranged at the lower side of the fourth group of positioning blocks to connect with the vertical plate.

6. The automobile C-pillar decorative plate inspection fixture according to claim 5, characterized in that: The first clamping module and the second clamping module each include a fixed block and two clamping petals, the fixed block is connected to the vertical plate and is located between the gun-shaped outer frame, the fixed block is provided with a accommodating cavity, the two clamping petals are movably connected to the fixed block and can be spliced ​​with each other to form a clamp, and an elastic member for closing the two clamping petals is provided between the two clamping petals, the clamp is provided with a first through hole, the first through hole connects the accommodating cavity with the outside, the upper decorative plate includes a positioning pin, the positioning pin passes through the first through hole, is located in the accommodating cavity and is clamped by the clamp.

7. The automobile C-pillar decorative plate inspection fixture according to claim 6, characterized in that: Each of the first clamping module and the second clamping module also includes a separation head, a separation shell, a spring, a connecting line and a power assembly; a second through hole connecting the outside and the accommodating cavity is provided at the lower end or one side wall of the fixed block, the separation head is movably provided in the second through hole, the separation shell is inserted into the lower side of the separation head, the spring is provided in the separation shell, the two ends of the spring are respectively connected to the bottom wall of the insertion hole of the separation shell and the lower end surface of the separation head, the lower end of the separation shell is provided with the connecting line, the other end of the connecting line is connected to the movable end of the power assembly, and the power assembly is arranged on the vertical plate.

8. The automobile C-pillar decorative plate inspection fixture according to claim 1, characterized in that: It also includes a frame, the upper side of the frame is provided with the vertical plate, the lower side of the frame is provided with a bottom plate, and the bottom plate is provided with a bracket for placing the third edge positioning group and the fourth edge positioning group.

9. The automobile C-pillar decorative plate inspection fixture according to claim 1, characterized in that: The vertical plate is provided with a positioning frame, and a testing prop is detachably positioned on the positioning frame.

10. The automobile C-pillar decorative plate inspection fixture according to claim 8, characterized in that: Rollers are arranged on the lower side of the frame.

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