Strip-shaped air bag measuring rack

Abstract

The utility model discloses a strip-shaped air bag measuring rack, and relates to the field of air bag measurement. The rack comprises a platform support, a guide rail frame is arranged in the middle of a table top of the platform support along the center line, two measuring stations are formed on the table top on the two sides of the guide rail frame, first linear guide rails are arranged on the measuring stations on the outer edge of the table top, and second linear guide rails and third linear guide rails are arranged on the left side and the right side of the guide rail frame. The second linear guide rails are respectively provided with air bag traction tools capable of being movably adjusted, the air bag traction tools are connected with end balance weight modules, and the second linear guide rails are provided with position-adjustable gas generator detection tools and a plurality of position-adjustable air bag auxiliary fixing tools in guide rail sections between the front air bag traction tool and the rear air bag traction tool. And the third linear guide rail is provided with a digital display vernier which is adjustable in position and is used for carrying out linear dimension measurement on each detection point on the surface of the strip-shaped air bag. According to the utility model, the dimensions of all measurement points on the air bag can be accurately measured, and the measurement data is accurate and reliable.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile belt air bag detection equipment, and specifically relates to a belt air bag measuring rack. BACKGROUND

[0002] The belt air bag for automobile is an indispensable part of the automobile safety protection system, in order to better protect the safety of members, the profile and size of the automobile belt air bag need to meet strict standards, and the belt air bag needs to be strictly tested after production to measure the linear size of each detection point on the surface of the air bag to determine whether it meets the product inspection standard. UTILITY MODEL CONTENTS

[0003] In order to solve the above technical problems, the utility model provides a belt air bag measuring rack which can accurately measure the linear size of each detection point on the surface of the belt air bag.

[0004] The technical scheme adopted by the utility model to realize the above technical effects is:

[0005] A belt air bag measuring rack, comprising a linear platform support, a guide rail frame protruding from the surface of the platform support is arranged in the middle of the surface of the platform support along the center line, two measuring stations with the same structure are formed on the surface of the platform support on both sides of the guide rail frame, a first linear guide rail is arranged outside the measuring station along the surface of the platform support, a second linear guide rail and a third linear guide rail are arranged on both sides of the guide rail frame, the third linear guide rail is located above the second linear guide rail, the length extension directions of the first linear guide rail, the second linear guide rail and the third linear guide rail are the same as the length direction of the platform support, an air bag traction tool that can be moved and adjusted is arranged on the second linear guide rail at the front and rear ends of the guide rail frame, an end weight module is connected to the air bag traction tool, a position-adjustable gas generator testing tool and a plurality of position-adjustable air bag auxiliary fixing tools are arranged on the guide rail section of the second linear guide rail between the front and rear air bag traction tools, a position-adjustable digital vernier for measuring the linear size of each detection point on the surface of the belt air bag is arranged on the third linear guide rail.

[0006] Preferably, in the above belt air bag measuring rack, an air bag auxiliary restraint tool is further arranged on the first linear guide rail.

[0007] Preferably, in the above belt air bag measuring rack, the air bag auxiliary fixing tool is further connected with an expansion fixer.

[0008] Preferably, in the strip-shaped air bag measuring bench, the end counterweight module comprises a falling rope, a pulley, a counterweight weight assembly and a weight fixing square tube, the weight fixing square tube is vertically fixed at the front and rear ends of the platform support, the counterweight weight assembly is located in the weight fixing square tube, the pulley is rotatably arranged at the end edge of the measuring station, the falling rope is slidably connected to the pulley, one end of the falling rope is connected to the air bag traction tool, and the other end of the falling rope is connected to the counterweight weight assembly.

[0009] Preferably, in the strip-shaped air bag measuring bench, the counterweight weight assembly comprises a weight hook and a plurality of weights hung on the weight hook.

[0010] Preferably, in the strip-shaped air bag measuring bench, the air bag traction tool comprises a first translation carrier plate, a first vertical adjusting plate, an air bag fixing seat, an air bag pin, a first guide rail sliding block, a first alignment scale and a fastening bolt, the first translation carrier plate is slidably sleeved on the second linear guide rail through the first guide rail sliding block, the first vertical adjusting plate is an L-shaped structure, the vertical plate body of the first vertical adjusting plate is adjustably fixed on the first translation carrier plate, the air bag fixing seat is adjustably arranged on the horizontal plate body of the first vertical adjusting plate, the air bag pin is arranged on the air bag fixing seat, the first alignment scale is arranged on the first translation carrier plate, and the fastening bolt is arranged on the first guide rail sliding block.

[0011] Preferably, in the strip-shaped air bag measuring bench, the air bag auxiliary binding tool comprises an L-shaped second translation carrier plate, two vertical arms, a binding soft belt and a counterweight weight, one end of the binding soft belt is formed with two fixing portions, the other end of the binding soft belt is formed with a binding belt, the binding belt is bent downward from the space between the two fixing portions, and a binding space is formed at the bending position, the lower end of the binding belt is fixed with the counterweight weight, the fixing portions are fixed with the vertical arms, and the second translation carrier plate is slidably sleeved on the first linear guide rail through a second guide rail sliding block.

[0012] Preferably, in the strip-shaped air bag measuring bench, the gas generator gauge comprises a third translation seat slidably sleeved on the second linear guide rail and two fourth translation seats located on the left and right sides of the third translation seat, a gauge is installed on the third translation seat, and a position-adjustable inspection pin is arranged on the gauge, the fourth translation seat comprises a fourth translation carrier plate slidably sleeved on the second linear guide rail, a bending arm is formed at the side end of the fourth translation carrier plate, a clamp arm with a position adjustable along the length direction of the bending arm is arranged on the bending arm, and a clamp is arranged on the side of the clamp arm facing the third translation seat.

[0013] Preferably, in the strip-shaped air bag measuring bench, the third translation seat comprises a third translation carrier plate slidingly sleeved on the second linear guide rail, a second vertical adjusting plate in L shape vertically and adjustably connected to the third translation carrier plate, and a second alignment scale provided on the third translation carrier plate, the gauge is adjustably provided on the horizontal plate of the second vertical adjusting plate, the gauge is provided with a marked inspection pin mounting hole, and the inspection pin is detachably provided in the inspection pin mounting hole.

[0014] Preferably, in the strip-shaped air bag measuring bench, the digital vernier comprises a digital vernier instrument slidingly sleeved on the third linear guide rail, a lamp holder connected to the side of the digital vernier instrument, and a laser line marker lamp fixed on the lamp holder, and the lamp holder is provided with a third alignment scale.

[0015] The strip-shaped air bag measuring bench has the advantages that: the air bag auxiliary fixing tool and the air bag traction tool on the platform support can straighten and fix the air bag, then the digital vernier is moved, the laser indicating line is irradiated on the measurement point specified in advance, the measurement value is read, all the measurement point size of the air bag is measured according to the method, and whether the measurement data meets the product inspection standard is determined. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a top view of the utility model;

[0017] Figure 2 It is a perspective view of the utility model;

[0018] Figure 3 It is a side view of the utility model on the length direction side;

[0019] Figure 4 It is a side view of the utility model on the width direction side;

[0020] Figure 5 It is an assembly drawing of the end weight module and the air bag traction tool of the utility model;

[0021] Figure 6 It is an assembly drawing of the air bag traction tool on the second linear guide rail of the utility model;

[0022] Figure 7 It is an assembly drawing of the air bag auxiliary binding tool on the first linear guide rail of the utility model;

[0023] Figure 8 It is a perspective view of the air bag auxiliary binding tool of the utility model;

[0024] Figure 9 It is a perspective view of the binding soft belt of the utility model;

[0025] Figure 10 The utility model discloses a gas generator gauge's perspective view of front face view angle;

[0026] Figure 11 The utility model discloses a gas generator gauge's perspective view of back face view angle;

[0027] Figure 12 The utility model discloses a digital vernier's perspective view;

[0028] Figure 13 The utility model discloses an air bag auxiliary fixing tool and expansion fixing device assembly drawing. DETAILED DESCRIPTION

[0029] In order to make further understanding of the utility model, the utility model is further explained below with reference to the description, drawings and specific embodiments:

[0030] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "vertical", "upper", "lower" and "horizontal" is based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, "first", "second", "third" and "fourth" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0031] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, can be electrically connected, can be directly connected, or connected through an intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] Please see Figure 1 、 Figure 2 、 Figure 3 And Figure 4 As shown in the figure, the embodiment of the utility model proposes a strip air bag measuring rack, which comprises a linear platform support 1, a guide rail frame 2 is arranged on the center line of the middle part of the platform of the platform support 1 and protrudes from the platform, and two measuring stations with the same structure are formed on the platform on both sides of the guide rail frame 2. The measurement of two strip air bags can be carried out independently on the measuring stations on the left and right sides, and there is no interference, which can improve the measurement efficiency of the strip air bag. Among them, as shown in the figure, Figure 1 、Figure 3 As shown in the drawings, the measuring station is provided with a first linear guide rail 11 at the outer edge of the table top, and the left and right sides of the guide rail frame 2 are provided with a second linear guide rail 12 and a third linear guide rail 13. Figure 3 As shown in the drawings, the third linear guide rail 13 is located above the second linear guide rail 12, and the length extension directions of the first linear guide rail 11, the second linear guide rail 12 and the third linear guide rail 13 are the same as the length direction of the platform support 1. Figure 1 、 Figure 2 and Figure 3 As shown in the drawings, at the front and rear ends of the guide rail frame 2, movable and adjustable air bag traction tool 3 is arranged on the second linear guide rail 12, and the air bag traction tool 3 is connected with an end weight module 9, which can straighten the strip-shaped air bag fixed on the measuring station to reduce the measurement error in the later stage. In order to detect the gas generator of the strip-shaped air bag, as shown in the drawings, the second linear guide rail 12 is provided with a position-adjustable gas generator testing tool 7 in the guide rail section between the front and rear air bag traction tools 3. The gas generator is an accessory that provides inflation gas for the air bag. According to the different product models of the strip-shaped air bag, the position of the gas generator testing tool 7 on the second linear guide rail 12 can be adjusted, so that when the length size of the strip-shaped air bag is measured, the installation position of the gas generator on the air bag is checked. In order to better fix the strip-shaped air bag and make it smoothly expand on the measuring station, as shown in the drawings, the second linear guide rail 12 is provided with a plurality of position-adjustable air bag auxiliary fixing tools 4 in the guide rail section between the front and rear air bag traction tools 3. The air bag auxiliary fixing tool 4 is used for auxiliary fixing the middle belt part of the strip-shaped air bag. Figure 1 Figure 1 As shown in the drawings, the third linear guide rail 13 is provided with a position-adjustable digital vernier 6 for linear size measurement of each detection point on the surface of the strip-shaped air bag. Specifically, in the embodiment of the utility model, the number of air bag auxiliary fixing tools 4 is multiple and can be used, and is selectively used according to different product models. The air bag auxiliary fixing tool 4 that needs to be used is adjusted and fixed by the digital vernier 6, and the air bag auxiliary fixing tool 4 that does not need to be used is temporarily marked for distinction. The digital vernier 6 can be zeroed before measurement, and then the positions of all air bag auxiliary fixing tools 4 are calibrated, and after calibration, it is locked on the second linear guide rail 12. In the embodiment of the utility model, the digital vernier 6 is used to measure the linear size of each detection point on the surface of the strip-shaped air bag to determine whether the contour size is qualified and whether it meets the product inspection standard. In order to facilitate the movement of the entire rack, as shown in the drawings, the bottom corners of the platform support 1 are also provided with rollers 14. Figure 3 Figure 4 Figure 4

[0033] Further, in the preferred embodiment of the utility model, as shown in the drawings, Figures 1 to 4 ​​​​As shown, the first linear guide rail 11 is further provided with an air bag auxiliary binding tool 8, which is used for auxiliary fixing of some few models of belt-shaped air bags as an optional embodiment. Specifically, as shown in Figures 7 to 9 As shown, the air bag auxiliary binding tool 8 comprises an L-shaped second translation carrier plate 81, two vertical arms 82, a binding soft belt 83 and a counterweight 84. As shown in Figure 9 As shown, one end of the binding soft belt 83 is formed with two fixing portions 831, and the other end is formed with a binding belt 832, which is bent downward from the space between the two fixing portions 831, and a binding space 833 is formed at the bending position, which is used for auxiliary binding and fixing of the to-be-bound part of some models of belt-shaped air bags. Specifically, as shown in Figure 8 and Figure 9 As shown, the lower end of the binding belt 832 is fixed with the counterweight 84, the fixing portions 831 are fixed with the vertical arms 82, and the second translation carrier plate 81 is slidably sleeved on the first linear guide rail 11 through a second guide rail sliding block 811. According to the different positions of the to-be-bound part of some models of belt-shaped air bags on the measuring station, the air bag auxiliary binding tool 8 can adjust its position on the first linear guide rail 11 to adapt to different models of belt-shaped air bags.

[0034] Further, in the preferred embodiments of the utility model, as shown in Figure 1 , Figure 2 , Figure 4 and Figure 13 As shown, the air bag auxiliary fixing tool 4 is further optionally connected with an expansion fixing device 5, which is used for expanding the width of the air bag auxiliary fixing tool 4, and can be changed according to different products. In some embodiments of the utility model, as shown in Figure 6 and Figure 13 The structure of the air bag auxiliary fixing tool 4 is the same as that of the air bag traction tool 3, so the structure of the air bag auxiliary fixing tool 4 will not be described here.

[0035] Further, in the preferred embodiments of the utility model, as shown in Figure 5As shown, the end counterweight module 9 comprises a falling rope 91, a pulley 92, a counterweight weight assembly 93 and a weight fixing square tube 94. Among them, the weight fixing square tube 94 is vertically fixed at the front and rear ends of the platform support 1, the counterweight weight assembly 93 is located in the weight fixing square tube 94, and the pulley 92 is rotatably arranged at the end edge of the measuring station. The falling rope 91 is slidably connected to the pulley 92, one end of which is connected to the air bag traction tool 3, and the other end is connected to the counterweight weight assembly 93. The end of the strip-shaped air bag arranged on the measuring station can be pulled straight through the end counterweight module 9, so that each measuring point on the surface is in the correct position to be measured. In the embodiment of the utility model, the counterweight weight assembly 93 comprises a weight hook and a plurality of weights hung on the weight hook. According to the different air bag product models, the weights on the counterweight weight assembly 93 can be increased or decreased to adjust the traction counterweight.

[0036] Further, in the preferred embodiment of the utility model, as shown in Figure 6 , the air bag traction tool 3 comprises a first translation carrier plate 31, a first vertical adjustment plate 32, an air bag fixing seat 33, an air bag pin 34, a first guide rail sliding block 35, a first alignment scale 36 and a fastening bolt 37. Among them, the first translation carrier plate 31 is slidably sleeved on the second linear guide rail 12 through the first guide rail sliding block 35, and the position of the air bag traction tool 3 on the second linear guide rail 12 can be adjusted by moving. Specifically, the first vertical adjustment plate 32 is an "L" type structure, and the vertical plate body can be fixed on the first translation carrier plate 31 in up-down adjustment, and the air bag fixing seat 33 is adjustably arranged on the horizontal plate body of the first vertical adjustment plate 32. As shown in Figure 6 , a strip-shaped adjustment groove extending along the width direction of the platform support 1 is arranged on the horizontal plate body of the first vertical adjustment plate 32, and the air bag fixing seat 33 is fixed on the strip-shaped adjustment groove by a bolt. When it is necessary to extend outward, the air bag fixing seat 33 can be adjusted to the side away from the guide rail frame 2. As shown in Figure 6 , the air bag pin 34 is arranged on the air bag fixing seat 33, and the hole position on the strip-shaped air bag is inserted and fixed through the air bag pin 34. The first alignment scale 36 is arranged on the first translation carrier plate 31, and the fastening bolt 37 is arranged on the first guide rail sliding block 35. When it is necessary to mark the position of the air bag traction tool 3, the fixed position of the air bag traction tool 3 on the second linear guide rail 12 can be marked and displayed through the alignment of the digital vernier 6, and after the position is adjusted, the whole air bag traction tool 3 can be fixed on the current adjusted position through the fastening bolt 37.

[0037] Further, in the preferred embodiment of the utility model, as shown in Figure 10 , Figure 11As shown, the gas generator testing tool 7 comprises a third translation seat 71 slidingly sleeved on the second linear guide rail 12, and two fourth translation seats 72 located on the left and right sides of the third translation seat 71, wherein the third translation seat 71 is provided with a testing tool 73, and the testing tool 73 is provided with a position-adjustable testing pin 74. Specifically, in the embodiment of the utility model, the fourth translation seat 72 comprises a fourth translation carrier plate 721 slidingly sleeved on the second linear guide rail 12, and the side end of the fourth translation carrier plate 721 is formed with a bending arm 722, and the bending arm 722 is provided with a clamp arm 723 which can adjust the position along the length direction, and the clamp arm 723 is provided with a clamp 724 on the side facing the third translation seat 71, and the gas generator on the air bag can be clamped and fixed through the oppositely arranged clamps 724 on the two fourth translation seats 72. Figure 10 As shown, the third translation seat 71 comprises a third translation carrier plate 711 slidingly sleeved on the second linear guide rail 12, an L-shaped second vertical adjustment plate 712 vertically and adjustably connected to the third translation carrier plate 711, and a second alignment scale 713 provided on the third translation carrier plate 711. The testing tool 73 is adjustably provided on the horizontal plate of the second vertical adjustment plate 712, and the testing tool 73 is provided with a testing pin mounting hole 731 marked, and the testing pin 74 is detachably provided in the testing pin mounting hole 731. Specifically, the gas generator has a mounting part for mounting and fixing it to the vehicle body, and the testing pin 74 is used to detect whether the mounting part on the gas generator is in the correct position. The position of the testing pin 74 on the testing tool 73 is adjusted according to different models of the belt-shaped air bag, the position of the mounting part on the belt-shaped air bag of different models is marked, then the testing pin 74 is installed in the testing pin mounting hole 731 at the corresponding marked position, and the position of the mounting part on the gas generator is detected through the testing pin 74. As shown in Figure 12 As shown, the digital vernier 6 comprises a digital vernier instrument 61 slidingly sleeved on the third linear guide rail 13, a lamp holder 62 connected to the side of the digital vernier instrument 61, and a laser line marking lamp 63 fixed on the lamp holder 62, and the lamp holder 62 is provided with a third alignment scale 64. In the embodiment of the utility model, the digital vernier instrument 61 can be zeroed before measurement, and then the positions of the air bag traction tool 3, the air bag auxiliary fixing tool 4 and the gas generator testing tool 7 are calibrated, and after the corresponding tools are calibrated, they can be locked on the corresponding rails, and the linear size of each detection point on the surface of the air bag can be measured through the laser marking line emitted by the digital vernier instrument 61 and the laser line marking lamp 63.

[0038] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application. These changes and improvements all fall within the scope of the claimed present application, and the scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A beltline airbag measurement rig, characterized by, The utility model relates to a linear type platform support (1), the platform support (1) is provided with the guide rail frame (2) in the middle of the platform along the center line, the guide rail frame (2) is provided with two structural same measuring stations on the platform on both sides, the measuring station is provided with the first linear guide rail (11) along the outside of the platform, the left and right sides of the guide rail frame (2) are provided with the second linear guide rail (12) and the third linear guide rail (13), the third linear guide rail (13) is located on the second linear guide rail (12), the length extension direction of the first linear guide rail (11), the second linear guide rail (12) and the third linear guide rail (13) are same with the length direction of the platform support (1), the movable adjustable air bag traction tooling (3) is provided on the second linear guide rail (12) at the front and rear ends of the guide rail frame (2) respectively, the air bag traction tooling (3) is connected with the end counterweight module (9), the second linear guide rail (12) is provided with the position adjustable gas generator testing tool (7) and a plurality of position adjustable air bag auxiliary fixing toolings (4) in the guide rail section between the front and rear air bag traction toolings (3), the third linear guide rail (13) is provided with the position adjustable digital vernier (6) for carrying out linear size measurement to each detection point of the surface of the strip air bag.

2. The strip-bellows test bench of claim 1, wherein The first linear guide rail (11) is further provided with an air bag auxiliary restraint tooling (8).

3. The strip-bellows test stand of claim 1, wherein, The air bag auxiliary fixing tooling (4) is further connected with an expansion fixer (5).

4. The strip balloon test stand of claim 1, wherein, The end counterweight module (9) comprises a falling rope (91), a pulley (92), a counterweight weight assembly (93) and a weight fixing square tube (94), the weight fixing square tube (94) is vertically fixed at the front and rear ends of the platform support (1), the counterweight weight assembly (93) is located in the weight fixing square tube (94), the pulley (92) is rotatably arranged at the end edge of the measuring station, the falling rope (91) is slidably connected on the pulley (92), one end is connected with the air bag traction tooling (3), and the other end is connected with the counterweight weight assembly (93).

5. The strip balloon test stand of claim 4, wherein, The counterweight weight assembly (93) comprises a weight hook and a plurality of weights hung on the weight hook.

6. The strip-bellows test stand of claim 1, wherein, The airbag traction tool (3) comprises a first translation carrier plate (31), a first vertical adjustment plate (32), an airbag fixing seat (33), an airbag pin (34), a first guide rail slider (35), a first alignment scale (36), and a fastening bolt (37). The first translation carrier plate (31) is slidably sleeved on the second linear guide rail (12) through the first guide rail slider (35). The first vertical adjustment plate (32) is an "L" type structure, and the vertical plate body thereof is adjustably fixed on the first translation carrier plate (31). The airbag fixing seat (33) is adjustably arranged on the horizontal plate body of the first vertical adjustment plate (32). The airbag pin (34) is arranged on the airbag fixing seat (33). The first alignment scale (36) is arranged on the first translation carrier plate (31). The fastening bolt (37) is arranged on the first guide rail slider (35).

7. The strip-bellows test stand of claim 2, wherein, The airbag auxiliary binding tool (8) comprises an "L" type second translation carrier plate (81), two vertical arms (82), a binding soft belt (83), and a counterweight (84). One end of the binding soft belt (83) is formed with two fixing portions (831), and the other end is formed with a binding belt (832). The binding belt (832) is bent downward from the space between the two fixing portions (831), and a binding space (833) is formed at the bending position. The lower end of the binding belt (832) is fixed with the counterweight (84). The fixing portions (831) are fixed with the vertical arms (82). The second translation carrier plate (81) is slidably sleeved on the first linear guide rail (11) through a second guide rail slider (811).

8. The strip-bonding measurement rack of claim 1, wherein, The gas generator testing tool (7) comprises a third translation seat (71) slidably sleeved on the second linear guide rail (12) and two fourth translation seats (72) located on the left and right sides of the third translation seat (71). A testing tool (73) is installed on the third translation seat (71). An adjustable testing pin (74) is arranged on the testing tool (73). The fourth translation seat (72) comprises a fourth translation carrier plate (721) slidably sleeved on the second linear guide rail (12). A bending arm (722) is formed on the side end of the fourth translation carrier plate (721). A clamp arm (723) is arranged on the bending arm (722) and can be adjusted in the length direction. A clamp (724) is arranged on the clamp arm (723) towards the third translation seat (71).

9. The strip-bag measurement bench of claim 8, wherein, The third translation seat (71) comprises a third translation carrier plate (711) slidingly sleeved on the second linear guide rail (12), an "L"-shaped second vertical adjusting plate (712) vertically and adjustably connected to the third translation carrier plate (711), and a second alignment scale (713) arranged on the third translation carrier plate (711), the gauge (73) is adjustably arranged on the horizontal plate of the second vertical adjusting plate (712), the gauge (73) is provided with a marked inspection pin mounting hole (731), and the inspection pin (74) is detachably arranged in the inspection pin mounting hole (731).

10. The strip-bellows test stand of claim 1, wherein, The digital vernier (6) comprises a digital vernier instrument (61) slidingly sleeved on the third linear guide rail (13), a lamp holder (62) connected to the side of the digital vernier instrument (61), and a laser line marking lamp (63) fixed on the lamp holder (62), and the lamp holder (62) is provided with a third alignment scale (64).

Images