Rotating shaft bushing inspection tool

Abstract

The utility model provides a rotating shaft bushing inspection tool, which comprises a detection part slidably mounted on a shifting fork rotating shaft, the detection part comprises a first arc-shaped plate and a second arc-shaped plate, and the first arc-shaped plate and the second arc-shaped plate can be spliced to form a circular sleeve sleeved on the shifting fork rotating shaft. The end faces of the same sides of the first arc-shaped plate and the second arc-shaped plate are provided with bushing detection plates used for detecting copper bushes. And resistance reduction parts are arranged on the inner side end faces of the first arc-shaped plate and the second arc-shaped plate correspondingly, each resistance reduction part comprises an arc-shaped mounting frame, mounting grooves are formed in the inner side end faces of the arc-shaped mounting frames, and balls are rotationally mounted in the mounting grooves. According to the detection tool, the detection part is composed of the first arc-shaped plate and the second arc-shaped plate which can be spliced, so that the detection tool can flexibly detect the copper bushes in the protective shells installed at different positions of the shifting fork rotating shaft, and other parts connected to the shifting fork rotating shaft do not need to be disassembled; and the detection efficiency of the copper bushing between the shifting fork rotating shaft and the protective shell is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile detection tool, specifically belongs to a rotating shaft bushing inspection frock. BACKGROUND

[0002] The fork rotating shaft in the fork assembly in the automobile is movably installed on the protective shell and can move on the protective shell. In order to reduce the wear of the fork rotating shaft on the protective shell, a copper bushing is generally installed in the protective shell, and then the fork rotating shaft is connected through the copper bushing, and then the copper bushing is detected after the lubricating grease is injected periodically for maintenance.

[0003] At present, the copper bushing in the protective shell is usually detected by manually holding a detection sleeve and inserting it into the protective shell multiple times to observe the insertion amount of the detection sleeve each time. This method can detect the copper bushing in the protective shell connected to the end of the fork rotating shaft. When other components are installed on the end of the fork rotating shaft, the connected components need to be removed to detect the copper bushing. The disassembly of the components requires a lot of time, making the detection time long and leading to low detection efficiency and high work intensity of the detection personnel. At the same time, during the disassembly of the components, the disassembly is not standardized, which can easily cause damage to the components, thereby requiring replacement of new components, prolonging the repair time and increasing the repair cost. UTILITY MODEL CONTENTS

[0004] In order to solve the problem of low detection efficiency and long repair time caused by manually holding a detection sleeve to detect the copper bushing installed between the fork rotating shaft and the protective shell during the repair process, the utility model provides a rotating shaft bushing inspection frock.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The utility model provides a rotating shaft bushing inspection frock, including the detection part of sliding installation in the fork rotating shaft, be connected with handheld part on the detection part;

[0007] The detection part includes a first arc-shaped plate and a second arc-shaped plate, the first arc-shaped plate and the second arc-shaped plate can be spliced to form a circular sleeve around the fork rotating shaft, and a bushing detection plate for detecting the copper bushing is arranged on the same side end face of the first arc-shaped plate and the second arc-shaped plate;

[0008] The inner side end face of the first arc-shaped plate and the second arc-shaped plate is provided with a drag reduction part, the drag reduction part includes an arc-shaped mounting bracket, an installation groove is arranged on the inner side end face of the arc-shaped mounting bracket, and a ball is rotatably installed in the installation groove.

[0009] Preferably, one end of the first arc-shaped plate and the second arc-shaped plate is hinged, and a second connecting part is connected to the other end of the first arc-shaped plate and the second arc-shaped plate, and the hand-held part is connected to the second connecting part.

[0010] Preferably, the second connecting part comprises a first connecting table and a second connecting table, the first connecting table is arranged on the first arc-shaped plate, the second connecting table is arranged on the second arc-shaped plate, a limiting block is arranged on the second connecting table, a first connecting hole is arranged on the limiting block, a limiting groove is arranged on the first connecting table, a second connecting hole is arranged on the first connecting table, the limiting block is installed in the limiting groove, the first connecting hole is aligned with the second connecting hole, a clamping column is installed in the first connecting hole and the second connecting hole, and one end of the clamping column is connected to the hand-held part.

[0011] Preferably, the hand-held part is a cylindrical rod, and one end of the cylindrical rod is connected to the clamping column.

[0012] Preferably, a first connecting part is arranged between the first arc-shaped plate and the second arc-shaped plate, the first connecting part comprises a connecting column and a magnetic attraction piece, the connecting column is installed on the end face of the first arc-shaped plate, the connecting column is magnetically connected to the magnetic attraction piece, and the magnetic attraction piece is installed on the end face of the second arc-shaped plate.

[0013] Preferably, the magnetic attraction piece is a magnetic ring block.

[0014] Preferably, a quick connection assembly is arranged on the outer wall of the first arc-shaped plate, and the quick connection assembly is connected to the hand-held part.

[0015] The quick connection assembly comprises a mounting table, the mounting table is fixed on the outer wall of the first arc-shaped plate, a clamping head is movably connected to the mounting table, and the clamping head is connected to the hand-held part.

[0016] Preferably, the hand-held part is a hand-held assembly, the hand-held assembly comprises a hand-held rod, a connecting groove is arranged on the hand-held rod, the mounting table is installed in the connecting groove, a fixing hole is arranged on the inner wall of the connecting groove corresponding to the position of the clamping head, and the clamping head is clamped in the fixing hole.

[0017] Preferably, a U-shaped bracket is movably connected to the hand-held rod, a reset piece is connected to the U-shaped bracket, the reset piece is installed in the hand-held rod, a boss is arranged on one end of the U-shaped bracket close to the mounting table, the boss is slidingly installed in a sliding groove arranged on the hand-held rod, and when the boss slides towards the mounting table, the clamping head installed in the fixing hole is extruded, so that the clamping head is separated from the fixing hole.

[0018] Preferably, the bit is one or both of a return spring and an electric telescopic rod.

[0019] Compared with the prior art, the utility model has the following beneficial technical effects:

[0020] The utility model discloses a rotating shaft bushing inspection tool, and the detection part in this detection tool is composed of splicable first arc plate and second arc plate, so that the inspection tool can detect the copper bush in the protective shell installed at different positions of the fork rotating shaft, and other components connected on the fork rotating shaft do not need to be disassembled in the detection process, the efficiency of the copper bush detection between the fork rotating shaft and the protective shell is improved, the first arc plate and the second arc plate are provided with the resistance reduction part on the inner side end face, the friction resistance between the detection tool and the rotating shaft is greatly reduced through the combination of the arc-shaped mounting frame and the ball, so that the inspection process is more smooth, the potential damage to the rotating shaft is reduced, and the service life of the equipment is prolonged.

[0021] Further, one end of the first arc plate and the second arc plate in the detection tool is hinged, so that they can be easily unfolded or closed, so that the detection tool is more conveniently installed on the fork rotating shaft, the installation efficiency of the detection tool is improved, the other end of the first arc plate and the second arc plate is connected with the second connecting part, the second connecting part is connected through the first connecting table and the second connecting table, the close connection of the first arc plate and the second arc plate in the closed state is ensured, the limiting block on the second connecting table and the limiting groove on the first connecting table are matched with each other, the relative movement of the two in the closing direction is limited, the accurate alignment of the connecting surface is also ensured, the installation process is simplified, the firmness of the connection is enhanced, so that the tool is not easy to loosen or fall off in the detection process, the stability and safety of the detection are ensured, one end of the clamping column is directly connected with the handheld part, so that the operator can easily hold and control the tool during the detection process, further improving the convenience and comfort of the operation.

[0022] Further, the first arc plate and the second arc plate are quickly closed and stably connected through the magnetic force connection of the connecting column and the magnetic attraction piece in the detection tool, further simplifying the operation steps, also avoiding the loosening risk that may be caused by traditional screws or buckles, ensuring the stability of the tool structure in the detection process, the application of the magnetic ring block as the magnetic attraction piece further enhances the reliability and durability of the connection, so that the tool can adapt to more complex detection environments, the quick connection assembly arranged on the outer wall of the first arc plate can quickly connect the handheld part, so that the operator can quickly and stably install the handheld part on the detection part, without complex fixing steps, greatly improving the work efficiency.

[0023] Further, the handheld assembly in the detection tool is stably connected with the detection part through the close cooperation of the connecting groove on the handheld rod and the mounting table, the fixed hole on the inner wall of the connecting groove is connected with the clamping head, the stability of the connection is further enhanced, the accidental falling in the detection process is prevented, the U-shaped frame movably connected on the handheld rod provides a convenient operation mode for quickly disassembling the handheld part, the boss on the U-shaped frame extrudes the clamping head, the clamping head is separated from the fixed hole, under the action of the reset member, the U-shaped frame quickly returns to the initial position, so that the handheld part and the detection part are quickly separated, the labor intensity of the operator is reduced, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 Figure 1 is a front view structural schematic diagram of a first embodiment of a rotating shaft bushing detection tool according to the present application;

[0025] Figure 2 Figure 2 is a side view structural schematic diagram of the first embodiment of the rotating shaft bushing detection tool according to the present application;

[0026] Figure 3 Figure 3 is an installation schematic diagram of the first embodiment of the rotating shaft bushing detection tool according to the present application;

[0027] Figure 4 Figure 4 is a structural schematic diagram of a second embodiment of a rotating shaft bushing detection tool according to the present application;

[0028] Figure 5 Figure 5 is a structural schematic diagram of the second embodiment of the rotating shaft bushing detection tool according to the present application;

[0029] In the drawings: 1, mounting housing; 2, bushing; 3, fork rotating shaft; 4, detection part; 40, first arc-shaped plate; 41, second arc-shaped plate; 42, bushing detection plate; 5, handheld assembly; 50, handheld rod; 51, U-shaped frame; 52, reset spring; 53, mounting groove; 54, sliding groove; 6, first connecting part; 60, connecting column; 7, resistance reduction part; 70, ball; 71, arc-shaped mounting frame; 8, quick connecting assembly; 80, mounting table; 81, clamping head; 82, compression spring; 83, guide rod; 9, second connecting part; 90, first connecting table; 91, limiting block; 92, second connecting table; 93, limiting groove; 10, cylindrical rod; 11, clamping column. DETAILED DESCRIPTION

[0030] In the following, only certain exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the present application. Therefore, the drawings and the description are considered to be essentially exemplary rather than limiting.

[0031] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0032] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more, unless otherwise explicitly specified.

[0033] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication or interaction relationship between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0034] In the utility model, unless otherwise explicitly specified and limited, the "upper" or "lower" of the first feature to the second feature can include that the first and second features are in direct contact, or the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature to the second feature include that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The "below", "below" and "below" of the first feature to the second feature include that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0035] The embodiments of the utility model will be described in detail below with reference to the drawings.

[0036] The utility model discloses a rotating shaft bushing inspection frock, this detection frock includes the detection part 4 of sliding installation on the shift fork rotating shaft 3, and the handheld part is connected on the detection part 4, when maintaining, the detection personnel can make the detection part 4 move on the shift fork rotating shaft 3 through the handheld part, and the bushing 2 in the installation shell 1 installed on the shift fork rotating shaft 3 is detected, and whether it exists loosening is detected,

[0037] Referring to Figure 1 and Figure 2 , the detection part 4 includes first arc plate 40 and second arc plate 41, and the arc mouth ends of the first arc plate 40 and the second arc plate 41 are aligned to form a circular sleeve, the circular sleeve is sleeved on the shift fork rotating shaft 3, a resistance reduction part 7 is arranged on the inner side end face of the first arc plate 40 and the second arc plate 41, the resistance reduction part 7 makes the inspection frock and the inner wall of the shift fork rotating shaft 3 be rolling friction, the friction between the two is reduced, and then damage to the outer wall of the shift fork rotating shaft 3 in the process of detecting whether the bushing 2 falls off is avoided; the resistance reduction part 7 includes an arc-shaped mounting bracket 71, the inner side wall of the first arc plate 40 and the second arc plate 41 is fixed with an arc-shaped mounting bracket 71, a placing groove is arranged on the inner side end face of the arc-shaped mounting bracket 71, a ball 70 is rotatably installed in the placing groove, and part of the ball 70 extends from the inner side end face of the arc-shaped mounting bracket 71, in the using process, the extending part of the ball 70 is in contact with the outer wall of the shift fork rotating shaft 3, the resistance of the inspection frock moving on the shift fork rotating shaft 3 is improved, and the portability of the detection frock is improved.

[0038] Embodiment 1

[0039] Referring to Figure 1 and Figure 2 , one end of the first arc plate 40 and the second arc plate 41 is hinged, so that the first arc plate 40 and the second arc plate 41 can rotate relative to each other, a second connecting part 9 is connected to the other end of the first arc plate 40 and the second arc plate 41, the handheld part is connected to the second connecting part 9, a bushing detection plate 42 is arranged on one side of the first arc plate 40 and the second arc plate 41, the bushing detection plate 42 is an arc plate, the inner side end face of the bushing detection plate 42 is arc-shaped and equal to the inner side end face of the first arc plate 40 (or the second arc plate 41), the circular sleeve formed by the first arc plate 40 and the second arc plate 41 is moved on the shift fork rotating shaft 3 through the handheld part, the bushing detection plate 42 pushes the bushing 2 in the installation shell 1 on the shift fork rotating shaft 3, and the extension amount of the bushing detection plate 42 extending into the installation shell 1 is observed.

[0040] Referring to Figure 1 and Figure 2, the second connecting part 9 includes a first connecting platform 90 and a second connecting platform 92, the first connecting platform 90 is arranged on the end of the first arc-shaped plate 40 away from the hinged end, the second connecting platform 92 is arranged on the end of the second arc-shaped plate 41 away from the hinged end, when the first arc-shaped plate 40 and the second arc-shaped plate 41 form a circular sleeve, the first connecting platform 90 and the second connecting platform 92 are parallel to each other, and one end surface is attached to each other, the second connecting platform 92 is provided with a limiting block 91 on the end surface opposite to the first connecting platform 90, the limiting block 91 is provided with a first connecting hole near the outer end thereof, the first connecting platform 90 is provided with a limiting groove 93 at the position corresponding to the limiting block 91, and the first connecting platform 90 is provided with a second connecting hole at the position corresponding to the first connecting hole, when the first arc-shaped plate 40 and the second arc-shaped plate 41 form a circular sleeve, the limiting block 91 is installed in the limiting groove 93, and the first connecting hole and the second connecting hole are aligned, a clamping column 11 is installed in the first connecting hole and the second connecting hole, the first arc-shaped plate 40 and the second arc-shaped plate 41 are fixed by the clamping column 11 away from the end of the hinged end, and one end of the clamping column 11 is connected to a handheld part. The second connecting part 9 enables the detection part 4 to be quickly installed and disassembled, improving the detection efficiency. The handheld part is a cylindrical rod 10, and one end of the clamping column 11 is connected to the outer wall of the cylindrical rod 10 near the end thereof.

[0041] Example 2

[0042] Referring to Figures 3-5 , the first arc-shaped plate 40 and the second arc-shaped plate 41 are provided with a first connecting part 6, the first connecting part 6 includes a connecting column 60, the connecting column 60 is installed on the end surface of the first arc-shaped plate 40, and the end surface of the second arc-shaped plate 41 is provided with a mounting hole, and a magnetic attraction ring block is installed in the mounting hole, when the first arc-shaped plate 40 and the second arc-shaped plate 41 are spliced to form a circular sleeve, the connecting column 60 is magnetically attracted by the magnetic attraction ring block, the first arc-shaped plate 40 and the second arc-shaped plate 41 are fixed, and the circular sleeve is fixed on the yoke rotating shaft 3.

[0043] Referring to Figure 2 and Figure 4The outer wall of the first arc-shaped plate 40 is provided with a quick connecting assembly 8 connected with the handheld part. The quick connecting assembly 8 comprises a mounting table 80, one end of which is fixed on the outer wall of the first arc-shaped plate 40. The mounting table 80 is provided with a mounting cavity. Two sliding holes are symmetrically arranged on the two side end faces of the mounting cavity. A guide rod 83 is arranged in the mounting cavity. Two clamping heads 81 are slidably arranged on the guide rod 83. The clamping head 81 is in T-shaped structure. The T-shaped head end of the clamping head 81 is arranged in the mounting cavity. The lower end of the T-shaped head is arranged in the sliding hole and extends out of the sliding hole. A fixing groove is arranged on the end face of the T-shaped head of the two clamping heads 81. A compression spring 82 is arranged between the two fixing grooves of the two clamping heads 81. The compression spring 82 makes a part of the two clamping heads 81 extend out of the sliding hole. The handheld part is fixed on the mounting table 80 by the two clamping heads 81.

[0044] The handheld part is a handheld assembly 5 comprising a handheld rod 50. One end of the handheld rod 50 is provided with a connecting groove. The mounting table 80 is arranged in the connecting groove. A fixing hole is arranged on the inner wall of the connecting groove corresponding to the position of the clamping head 81. The part of the clamping head 81 extending out of the sliding hole is clamped in the fixing hole, thereby fixing the handheld rod 50 on the mounting table 80. A U-shaped frame 51 is slidably connected to the outer wall of the handheld rod 50. A boss is arranged on one end of the U-shaped frame 51 close to the mounting table 80. A sliding groove 54 is arranged on the outer wall of the handheld rod 50 corresponding to the position of the fixing hole. The boss is slidably arranged in the sliding groove 54. The sliding of the boss in the sliding groove 54 extrudes the clamping head 81 arranged in the fixing hole, thereby making the clamping head 81 disengage from the fixing hole. The handheld rod 50 and the mounting table 80 are quickly disassembled.

[0045] A mounting groove 53 is arranged on the handheld rod 50 close to the outer end. A reset member is arranged in the mounting groove 53. The reset member is one or both of a reset spring 52 and an electric telescopic rod. The upper end of the reset spring 52 (the end of the electric telescopic rod) is attached to the inner side of the U-shaped frame 51. After the U-shaped frame 51 slides downward along the handheld rod 50, the handheld rod 50 and the mounting table 80 are quickly disassembled. The U-shaped frame 51 is reset by the reset spring 52.

[0046] The basic principle and main features of the present application and the advantages of the present application are shown and described above, and it is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be realized in other specific forms without departing from the spirit or basic features of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

[0047] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand. The above is only to illustrate the technical idea of the present application, and cannot limit the protection scope of the present application, and any modification made on the basis of the technical solutions according to the technical idea of the present application falls within the protection scope of the claims of the present application.

Claims

1. A rotating shaft bushing inspection fixture, characterized by, The detection part (4) is slidably installed on the shift fork rotating shaft (3), and a handheld part is connected to the detection part (4); The detection part (4) comprises a first arc-shaped plate (40) and a second arc-shaped plate (41), the first arc-shaped plate (40) and the second arc-shaped plate (41) can be spliced to form a circular sleeve arranged on the shift fork rotating shaft (3), and a bushing detection plate (42) for detecting a copper bushing is arranged on the same side end surface of the first arc-shaped plate (40) and the second arc-shaped plate (41); A resistance reduction part (7) is arranged on the inner side end surface of the first arc-shaped plate (40) and the second arc-shaped plate (41), the resistance reduction part (7) comprises an arc-shaped mounting rack (71), and a mounting groove is arranged on the inner side end surface of the arc-shaped mounting rack (71), and a ball (70) is rotatably installed in the mounting groove.

2. A rotating shaft bushing inspection tool according to claim 1, wherein, One end of the first arc-shaped plate (40) and the second arc-shaped plate (41) is hingedly connected, a second connecting part (9) is connected to the other end of the first arc-shaped plate (40) and the second arc-shaped plate (41), and the handheld part is connected to the second connecting part (9).

3. A rotating shaft bushing inspection tool according to claim 2, wherein, The second connecting part (9) comprises a first connecting table (90) and a second connecting table (92), the first connecting table (90) is arranged on the first arc-shaped plate (40), the second connecting table (92) is arranged on the second arc-shaped plate (41), a limiting block (91) is arranged on the second connecting table (92), a first connecting hole is arranged on the limiting block (91), a limiting groove (93) is arranged on the first connecting table (90), a second connecting hole is arranged on the first connecting table (90), the limiting block (91) is installed in the limiting groove (93), the first connecting hole is aligned with the second connecting hole, a clamping column (11) is installed in the first connecting hole and the second connecting hole, and one end of the clamping column (11) is connected to the handheld part.

4. A rotating shaft bushing inspection tool according to claim 3, wherein, The handheld part comprises a cylindrical rod (10), and one end of the cylindrical rod (10) is connected to the clamping column (11).

5. A rotating shaft bushing inspection tool according to claim 1, wherein, A first connecting part (6) is arranged between the first arc-shaped plate (40) and the second arc-shaped plate (41), the first connecting part (6) comprises a connecting column (60) and a magnetic attraction piece, the connecting column (60) is installed on the end surface of the first arc-shaped plate (40), the connecting column (60) is magnetically connected to the magnetic attraction piece, and the magnetic attraction piece is installed on the end surface of the second arc-shaped plate (41).

6. A rotating shaft bushing inspection tool according to claim 5, wherein, The magnetic attraction piece is a magnetic ring block.

7. A rotating shaft bushing inspection tool according to claim 5, wherein, A quick connection assembly (8) is arranged on the outer wall of the first arc-shaped plate (40), and the quick connection assembly (8) is connected to the handheld part. The quick connection assembly (8) comprises a mounting table (80), the mounting table (80) is fixed on the outer wall of the first arc-shaped plate (40), a clamping head (81) is movably connected to the mounting table (80), and the clamping head (81) is connected to the handheld part.

8. A rotating shaft bushing inspection tool according to claim 7, wherein, The handheld part is a handheld assembly (5), which comprises a handheld rod (50), the upper part of the handheld rod (50) is provided with a connecting groove, the mounting table (80) is mounted in the connecting groove, the inner wall of the connecting groove is provided with a fixing hole corresponding to the position of the clamping head (81), and the clamping head (81) is clamped in the fixing hole.

9. A rotating shaft bushing inspection tool according to claim 8, wherein, A U-shaped frame (51) is movably connected to the handheld rod (50), a reset member is connected to the U-shaped frame (51), the reset member is mounted in the handheld rod (50), a boss is arranged on the end head of one end of the U-shaped frame (51) close to the mounting table (80), the boss is slidably mounted in a sliding groove (54) arranged on the handheld rod (50), and when the boss slides towards the mounting table (80), the clamping head (81) mounted in the fixing hole is extruded, so that the clamping head (81) is separated from the fixing hole.

10. A rotating shaft bushing inspection tool according to claim 9, wherein, The reset member is one or both of a reset spring (52) and an electric telescopic rod.

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