Hub clamping device and detection equipment

Abstract

The utility model provides a wheel hub clamping device and detection equipment, and the wheel hub clamping device comprises two clamping jaw assemblies which are used for being clamped on a wheel hub; the guide assembly is in sliding connection with the two clamping jaw assemblies, so that the clamping jaw assemblies can move relative to the guide assembly; the driving assembly is in transmission connection with the two clamping jaw assemblies, and the driving assembly is used for driving the two clamping jaw assemblies to move to target positions on the guide assembly in the opposite directions or in the opposite directions; and the fixing assembly is arranged on the guide assembly and located between the two clamping jaw assemblies, and the fixing assembly is used for fixing the auxiliary calibration tool. By the adoption of the technical scheme, the driving assembly can adjust the positions of the two clamping jaw assemblies on the guiding assembly, so that the two clamping jaw assemblies can clamp a hub, and operation is convenient; and besides, the distance between the two clamping jaw assemblies is adjustable, so that the hub clamping device can adapt to hubs of different sizes, and the applicability of the hub clamping device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobiles, and more specifically to a wheel hub clamping device and a detection device. Background Art

[0002] With the development of science and technology and economy in my country, the number of cars owned by residents is growing rapidly, and the detection technology for cars is also developing continuously. As an important part of vehicle detection, the detection of car wheel alignment parameters has a significant impact on the safety of the whole vehicle. If the wheel alignment parameters are abnormal, it will lead to a series of economic and safety problems such as abnormal wear of car tires, driving deviation, wheel vibration, heavy steering, increased fuel consumption, etc., which directly affect the driving safety and daily use of the car.

[0003] At present, when performing four-wheel alignment detection, the detection equipment on the market needs to set a target on the tire hub, and obtain the positioning information of the tire by acquiring the information of the target; however, the existing target disassembly and assembly method is inconvenient, resulting in low operating efficiency of the operator. Utility Model Content

[0004] The utility model aims to provide a wheel hub clamping device and a detection device to solve the technical problem of low operating efficiency caused by inconvenient target disassembly and assembly in the prior art.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] In a first aspect, a wheel hub clamping device is provided, comprising:

[0007] Two clamping jaw assemblies, the clamping jaw assemblies are used to clamp on the wheel hub;

[0008] A guide assembly, wherein the guide assembly is slidably connected to the two clamping jaw assemblies so that the clamping jaw assemblies can move relative to the guide assembly;

[0009] A driving assembly, the driving assembly is drivingly connected to the two clamping jaw assemblies, and the driving assembly is used to drive the two clamping jaw assemblies to move toward or away from each other on the guide assembly to a target position;

[0010] A fixing assembly is arranged on the guide assembly and located between the two clamping jaw assemblies, and is used to fix an auxiliary calibration tool.

[0011] By adopting the above technical solution, the driving assembly can adjust the positions of the two jaw assemblies on the guide assembly, so that the two jaw assemblies can be clamped on the wheel hub, which is easy to operate; in addition, the distance between the two jaw assemblies is adjustable, so that the wheel hub clamping device can adapt to wheel hubs of different sizes, thereby improving the applicability of the wheel hub clamping device.

[0012] In one embodiment, a guide cavity is provided inside the guide assembly, the drive assembly is disposed in the guide cavity, and the clamping jaw assembly extends into the guide cavity and is transmission-connected with the drive assembly.

[0013] By adopting the above technical solution, the guide assembly and the drive assembly are highly integrated, the occupied space and volume are reduced, and the wheel hub clamping device is miniaturized.

[0014] In one embodiment, the guide assembly includes a guide cylinder, the guide cylinder has a guide cavity inside, the drive assembly includes a threaded shaft, the threaded shaft passes through the guide cavity and is transmission-connected to the jaw assembly, and when the threaded shaft rotates around the axis, it can drive the jaw assembly to move along the axial direction of the threaded shaft.

[0015] By adopting the above technical solution, the rotation of the threaded shaft around the axis can drive the clamping jaw assembly to move along the axial direction of the threaded shaft, that is, the threaded shaft and the clamping jaw assembly are connected by threads, the transmission reliability is high, and the adjustment flexibility is improved.

[0016] In one embodiment, the guide assembly also includes a guide structure provided on the outer wall of the guide cylinder, the length direction of the guide structure is parallel to the axial direction of the guide cylinder, the guide cylinder and the guide structure are both slidably connected to the clamping jaw assembly, and the guide structure is used to limit the rotation of the clamping jaw assembly around the axis of the guide cylinder.

[0017] By adopting the above technical solution, the guiding function of the guiding structure is achieved.

[0018] In one embodiment, the guide assembly further comprises a scale structure provided on the outer wall of the guide cylinder, and the scale structure is used to mark the position of the clamping jaw assembly in the guide assembly.

[0019] By adopting the above technical solution, the use convenience of the wheel hub clamping device is improved.

[0020] In one embodiment, the clamping jaw assembly includes a sliding portion, a connecting portion and a clamping jaw portion, the sliding portion is sleeved on the threaded shaft, the inner wall of the sliding portion is provided with an internal thread that cooperates with the threaded shaft, the connecting portion is connected to the sliding portion, the sliding portion is provided with a first guide groove that slidably cooperates with the guide cylinder, and the clamping jaw portion is provided at one end of the connecting portion away from the sliding portion and is used to be fixed on the wheel hub.

[0021] By adopting the above technical solution, the smoothness of the movement of the clamping jaw assembly on the guide assembly is improved.

[0022] In one embodiment, the sliding portion is further provided with a second guide groove communicated with the first guide groove, and the second guide groove is slidably matched with the guide structure.

[0023] By adopting the above technical solution, it is achieved that the guide structure limits the rotation of the clamping jaw assembly around the axis.

[0024] In one embodiment, the fixing assembly includes a first clamping portion and a second clamping portion fastened to the first clamping portion, and the first clamping portion and the second clamping portion are clamped and fixed on the guide assembly under the action of a fastening force.

[0025] By adopting the above technical solution, it is convenient to disassemble and assemble the fixing component on the guide component.

[0026] In one embodiment, the fixing assembly also includes a fixing portion provided on the first clamping portion for detachably connecting with an auxiliary calibration tool, the fixing portion is provided with a fixing hole, and the fixing portion is also provided with a fastener that can extend into the fixing hole for fastening the auxiliary calibration tool.

[0027] By adopting the above technical solution, the auxiliary calibration tool can be detachably fixed on the fixed component, which is convenient for disassembly and assembly of the auxiliary calibration tool.

[0028] In a second aspect, a detection device is provided, comprising a detection device and the above-mentioned wheel hub clamping device, wherein the wheel hub clamping device is used to fix an auxiliary calibration tool, and the detection device is used to obtain an image of the auxiliary calibration tool.

[0029] By adopting the above technical solution, on the basis of having the advantages of the wheel hub clamping device of the above embodiment, the detection equipment of this embodiment also has the advantage of easy operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0031] Figure 1 It is a three-dimensional structural diagram of the wheel hub clamping device provided in an embodiment of the utility model.

[0032] Figure 2 It is an exploded view from one perspective of the wheel hub clamping device provided in an embodiment of the utility model.

[0033] Figure 3 It is an exploded view from another perspective of the wheel hub clamping device provided in an embodiment of the utility model.

[0034] The reference numerals in the figures are:

[0035] 1. Gripper assembly; 2. Guide assembly; 3. Drive assembly;

[0036] 11. sliding part; 12. connecting part; 13. clamping claw part; 21. guide cavity; 22. guide cylinder; 23. guide structure; 31. threaded shaft; 32. knob; 41. first clamping part; 42. second clamping part; 43. fixing part;

[0037] 111, first guide groove; 112, second guide groove; 311, first external thread; 312, second external thread; 431, fixing hole; 432, fastener. DETAILED DESCRIPTION

[0038] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0039] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly located on the other element or indirectly located on the other element. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or indirectly connected to the other element.

[0040] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention, and do not indicate that a device or element must have a specific direction, be constructed and operated in a specific direction. Therefore, it should not be understood as a limitation on the present invention.

[0041] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating relative importance or indicating the number of technical features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined. The following is a more detailed description of the specific implementation of the present utility model in conjunction with specific embodiments:

[0042] like Figure 1 and Figure 2 As shown, a wheel hub clamping device provided by an embodiment of the utility model is applied to the vehicle four-wheel alignment detection operation; for example, the four-wheel aligner includes a detection device and a detection device; wherein the detection device includes a wheel hub clamping device and an auxiliary calibration tool, wherein the auxiliary calibration tool (such as a target) is used to be fixed on the wheel hub clamping device, and the wheel hub clamping device is used to be fixed on the wheel hub in a clamping manner, and then the information of the auxiliary calibration tool is obtained by the detection device to obtain the positioning information of the tire; the wheel hub clamping device of this embodiment is easy to operate, which is conducive to the operator to fix the auxiliary calibration tool on the wheel hub, thereby improving the operating efficiency; the following is explained through specific implementation methods:

[0043] The wheel hub clamping device of this embodiment includes: two jaw assemblies 1, which are used to clamp on the wheel hub; a guide assembly 2, which is slidably connected to the two jaw assemblies 1 so that the jaw assembly 1 can move relative to the guide assembly 2; a driving assembly 3, which is transmission-connected to the two jaw assemblies 1, and is used to drive the two jaw assemblies 1 to move toward or away from each other on the guide assembly 2 to the target position; a fixing assembly 4, which is arranged on the guide assembly 2 and is located between the two jaw assemblies 1, and is used to fix the auxiliary calibration tool.

[0044] Here, it can be understood that the clamping jaw assembly 1 refers to an assembly fixed on the wheel hub in a clamping manner; there are two clamping jaw assemblies 1, and the two clamping jaw assemblies 1 are slidably connected to the guide assembly 2, that is, the clamping jaw assembly 1 can move relative to the guide assembly 2 on the guide assembly 2, and at the same time, the two clamping jaw assemblies 1 can move toward or away from each other on the guide assembly 2 to adapt to wheel hubs of different sizes;

[0045] The guide assembly 2 refers to a component used to guide the clamping jaw assembly 1 to move along a preset direction; the guide assembly 2 is used to be slidably connected with the clamping jaw assembly 1, so that the clamping jaw assembly 1 can move relative to the guide assembly 2 on the guide assembly 2; in this embodiment, the guide assembly 2 has an axial direction, and the clamping jaw assembly 1 moves along the axial direction of the guide assembly 2 under the guidance of the guide assembly 2;

[0046] The driving assembly 3 is a component used to drive the clamping assembly 1 to move on the guide assembly 2; the driving assembly 3 is connected to the two clamping assemblies 1 in a transmission manner, and the driving assembly 3 is used to drive the two clamping assemblies 1 to move toward each other or move away from each other to a target position; specifically, when the two clamping assemblies 1 move toward each other to the target position, the distance between the two clamping assemblies 1 becomes smaller, and the two clamping assemblies 1 are used to clamp on a small-sized wheel hub; and when the two clamping assemblies 1 move away from each other to the target position, the distance between the two clamping assemblies 1 becomes larger, and the two clamping assemblies 1 are used to clamp on a large-sized wheel hub;

[0047] The fixing component 4 refers to a component used to fix the auxiliary calibration tool; the fixing component 4 is arranged on the guide component 2, and the fixing component 4 is located between the two clamping jaw components 1, so that the position of the fixing component 4 relative to the guide component 2 is fixed, and at the same time it does not affect the toward or away movement of the guide component 2.

[0048] The working principle of the wheel hub clamping device provided in this embodiment is as follows:

[0049] The distance between the two clamping jaw assemblies 1 is adjusted according to the size of the wheel hub to be clamped. Specifically, the two clamping jaw assemblies 1 are driven to move toward or away from each other by the driving assembly 3, so that the distance between the two clamping jaw assemblies 1 can adapt to the size of the wheel hub, and then the two clamping jaw assemblies 1 are clamped on the wheel hub. The fixing assembly 4 is arranged on the guide assembly 2 and is located between the two clamping jaw assemblies 1, that is, when the auxiliary calibration tool is arranged on the fixing assembly 4, it is located between the two clamping jaw assemblies 1; the detection device analyzes the positioning information of the tire by acquiring the information of the auxiliary calibration tool (such as image information).

[0050] By adopting the above technical solution, the driving assembly 3 can adjust the positions of the two clamping jaw assemblies 1 on the guide assembly 2, so that the two clamping jaw assemblies 1 can be clamped on the wheel hub, which is easy to operate; in addition, the distance between the two clamping jaw assemblies 1 is adjustable, so that the wheel hub clamping device can adapt to wheel hubs of different sizes, thereby improving the applicability of the wheel hub clamping device.

[0051] In one embodiment, a guide cavity 21 is provided inside the guide assembly 2 , the driving assembly 3 is disposed in the guide cavity 21 , and the clamping jaw assembly 1 extends into the guide cavity 21 and is transmission-connected with the driving assembly 3 .

[0052] Here, it can be understood that the guide assembly 2 is a hollow structure, and a guide cavity 21 is provided inside the guide assembly 2, and the drive assembly 3 is accommodated in the guide cavity 21, that is, the guide assembly 2 and the drive assembly 3 are integrated together, which improves the degree of integration between the two, reduces the space occupied by the guide assembly 2 and the drive assembly 3, and reduces the volume of the wheel hub clamping device.

[0053] By adopting the above technical solution, the guide assembly 2 and the drive assembly 3 are highly integrated, the occupied space and volume are reduced, and the wheel hub clamping device is miniaturized.

[0054] In one embodiment, the guide assembly 2 includes a guide cylinder 22, a guide cavity 21 is provided inside the guide cylinder 22, and the drive assembly 3 includes a threaded shaft 31, the threaded shaft 31 is arranged to pass through the guide cavity 21 and is transmission-connected to the jaw assembly 1, and when the threaded shaft 31 rotates around the axis, it can drive the jaw assembly 1 to move along the axial direction of the threaded shaft 31.

[0055] Here, it can be understood that the guide cylinder 22 refers to a component for guiding the moving direction of the jaw assembly 1, and a guide cavity 21 is provided inside the guide cylinder 22; the threaded shaft body 31 refers to a shaft body for driving the jaw assembly 1 to move; the threaded shaft body 31 can rotate around its own axis, and the threaded shaft body 31 is arranged through the guide cavity 21, and the threaded shaft body 31 is transmission-connected with the jaw assembly 1. When the threaded shaft body 31 rotates around the axis, it can drive the jaw assembly 1 to move, and at the same time, the jaw assembly 1 moves along the axial direction of the threaded shaft body 31 under the limitation of the guide cylinder 22.

[0056] Specifically, a first external thread 311 and a second external thread 312 are respectively provided at both ends of the threaded shaft 31, and the thread directions of the first external thread 311 and the second external thread 312 are opposite. The two clamping jaw assemblies 1 are respectively matched with the first external thread 311 and the second external thread 312, so that when the threaded shaft 31 rotates, the two clamping jaw assemblies 1 move toward or away from each other along the axial direction of the threaded shaft 31.

[0057] By adopting the above technical solution, the rotation of the threaded shaft 31 around the axis can drive the clamping jaw assembly 1 to move axially along the threaded shaft 31, that is, the threaded shaft 31 is connected to the clamping jaw assembly 1 by a threaded manner, and its transmission reliability is high, while improving the flexibility of adjustment.

[0058] In one embodiment, the driving assembly 3 also includes a knob 32 connected to the threaded shaft 31 . The knob 32 is disposed on the guide assembly 2 . The knob 32 is used to drive the threaded shaft 31 to rotate around the axis, and the threaded shaft 31 drives the clamping jaw assembly 1 to move axially along the threaded shaft 31 .

[0059] Here, it can be understood that the knob 32 refers to a component used to drive the threaded shaft 31 to rotate; the knob 32 is arranged on the guide assembly 2, specifically, the knob 32 is arranged on the top of the guide cylinder 22, the knob 32 is connected to the threaded shaft 31 and can drive the threaded shaft 31 to rotate around the axis.

[0060] By adopting the above technical solution, it is convenient for an operator to manually adjust the position of the clamping jaw assembly 1 on the guide assembly 2.

[0061] Please also read Figure 3 In one embodiment, the guide assembly 2 also includes a guide structure 23 provided on the outer wall of the guide cylinder 22, the length direction of the guide structure 23 is parallel to the axial direction of the guide cylinder 22, the guide cylinder 22 and the guide structure 23 are both slidably connected to the clamping jaw assembly 1, and the guide structure 23 is used to limit the rotation of the clamping jaw assembly 1 around the axis of the guide cylinder 22.

[0062] Here, it can be understood that the guide structure 23 refers to a structure used to guide the moving direction of the jaw assembly 1; the guide structure 23 is arranged on the outer wall of the guide cylinder 22, and the length direction of the guide structure 23 is parallel to the axial direction of the guide cylinder 22, so that the guide structure 23 guides the jaw assembly 1 to move along the axial direction of the guide cylinder 22, and at the same time, the guide structure 23 limits the rotation of the jaw assembly 1 around the axis of the guide cylinder 22.

[0063] Optionally, there are multiple guide structures 23, which are arranged in parallel and spaced apart on the outer wall of the guide cylinder 22, and the multiple guide structures 23 jointly limit the axial rotation of the clamping jaw assembly 1; preferably, there are three guide structures 23, which are arranged in parallel and spaced apart on the outer wall of the guide cylinder 22.

[0064] Specifically, the guide structure 23 is a guide bar protruding from the outer wall of the guide cylinder 22, and the protruding direction of the guide bar is perpendicular to the axial direction of the guide cylinder 22; or, the guide structure 23 is a guide groove concavely provided on the outer wall of the guide cylinder 22; the concave direction of the guide groove is perpendicular to the axial direction of the guide cylinder 22.

[0065] Here, it can be understood that when the guide structure 23 is a guide bar, the clamping jaw assembly 1 is provided with a guide groove corresponding to the guide bar, and the concave-convex clearance between the guide bar and the guide groove cooperates so that the guide bar limits the movement of the guide groove; when the guide structure 23 is a guide groove, the clamping jaw assembly 1 is provided with a guide bar corresponding to the guide groove, and the concave-convex clearance between the guide bar and the guide groove cooperates so that the guide bar limits the movement of the guide groove.

[0066] By adopting the above technical solution, the guiding function of the guiding structure 23 is achieved.

[0067] In one embodiment, the guide assembly 2 further comprises a scale structure disposed on the outer wall of the guide cylinder 22 , and the scale structure is used to calibrate the position of the clamping jaw assembly 1 in the guide assembly 2 .

[0068] Here, it can be understood that the scale structure refers to the marks indicating the magnitude of the value on the outer wall of the guide cylinder 22. When the jaw assembly 1 moves on the guide assembly 2, the scale structure can indicate whether the jaw assembly 1 reaches the target position.

[0069] Specifically, the scale structures are arranged in sequence along the length direction of the guide tube.

[0070] By adopting the above technical solution, the use convenience of the wheel hub clamping device is improved.

[0071] In one embodiment, the clamping jaw assembly 1 includes a sliding portion 11, a connecting portion 12 and a clamping jaw portion 13. The sliding portion 11 is sleeved on the threaded shaft body 31. The inner wall of the sliding portion 11 is provided with an internal thread that cooperates with the threaded shaft body 31. The connecting portion 12 is connected to the sliding portion 11. The sliding portion 11 is provided with a first guide groove 111 that slidably cooperates with the guide cylinder 22. The clamping jaw portion 13 is provided at one end of the connecting portion 12 away from the sliding portion 11 and is used to be fixed on the wheel hub.

[0072] Here, it can be understood that the sliding portion 11 refers to a component used for sliding connection with the guide assembly 2; the wheel hub clamping device includes the guide assembly 2, and the sliding portion 11 is slidably connected to the guide assembly 2, that is, the sliding portion 11 can move relative to the guide assembly 2 on the guide assembly 2; optionally, the sliding portion 11 can move along the length direction of the guide assembly 2;

[0073] The connecting portion 12 is a component used to connect the sliding portion 11 and the clamping portion 13; the connecting portion 12 connects the sliding portion 11 and the clamping portion 13, so that the clamping portion 13 is fixed relative to the sliding portion 11;

[0074] The clamping jaw portion 13 refers to a component used to be fixed on the wheel hub; the clamping jaw portion 13 enables the wheel hub clamping device to be fixed on the wheel hub in a clamping manner, and the clamping jaw portion 13 is used to provide a force point for the wheel hub clamping device on the wheel hub;

[0075] Among them, the sliding part 11 is sleeved on the threaded shaft body 31, and the sliding part 11 is provided with an internal thread, and the internal thread is provided on the inner wall of the sliding part 11, and the internal thread is used to cooperate with the threaded shaft body 31, so that the sliding part 11 can be driven to move when the threaded shaft body 31 rotates; the sliding part 11 is also provided with a first guide groove 111, and the shape and size of the first guide groove 111 match the shape and size of the guide cylinder 22, so that the sliding part 11 can be sleeved on the guide cylinder 22, and can be loosely matched with the guide cylinder 22, and the sliding part 11 can slide along the axial direction of the guide cylinder 22.

[0076] Specifically, a first external thread 311 and a second external thread 312 are respectively provided at both ends of the threaded shaft 31, and the thread directions of the first external thread 311 and the second external thread 312 are opposite. The sliding parts 11 of the two jaw assemblies 1 are respectively provided with a first internal thread and a second internal thread, wherein the first internal thread cooperates with the first external thread 311, and the second internal thread cooperates with the second external thread 312. In this way, when the threaded shaft 31 rotates, the two jaw assemblies 1 move toward or away from each other along the axial direction of the threaded shaft 31.

[0077] By adopting the above technical solution, the smoothness of the movement of the clamping jaw assembly 1 on the guide assembly 2 is improved.

[0078] In one embodiment, the sliding portion 11 is further provided with a second guide groove 112 communicating with the first guide groove 111 , and the second guide groove 112 is slidably matched with the guide structure 23 .

[0079] Here, it can be understood that the second guide groove 112 is used for sliding cooperation with the guide structure 23 to ensure that when the sliding part 11 moves along the axial direction of the guide cylinder 22, the clamping jaw assembly 1 will not rotate around the axis.

[0080] By adopting the above technical solution, the guide structure 23 is implemented to limit the rotation of the clamping jaw assembly 1 around the axis.

[0081] In one embodiment, the fixing assembly 4 includes a first clamping portion 41 and a second clamping portion 42 fastened to the first clamping portion 41 , and the first clamping portion 41 and the second clamping portion 42 are clamped and fixed on the guide assembly 2 under the action of a fastening force.

[0082] Here, it can be understood that the first clamping portion 41 and the second clamping portion 42 are detachably connected via fasteners, and the first clamping portion 41 and the second clamping portion 42 are clamped and fixed on the guide assembly 2 under the action of the fastening force provided by the fasteners; specifically, the first clamping portion 41 and the second clamping portion 42 are clamped on the guide cylinder 22.

[0083] By adopting the above technical solution, it is convenient to assemble and disassemble the fixing assembly 4 on the guide assembly 2.

[0084] In one embodiment, the fixing assembly 4 also includes a fixing portion 43 provided on the first clamping portion 41 for detachably connecting with the auxiliary calibration tool, the fixing portion 43 is provided with a fixing hole 431, and the fixing portion 43 is also provided with a fastener 432 that can extend into the fixing hole 431 for fastening the auxiliary calibration tool.

[0085] Here, it can be understood that the auxiliary calibration tool is detachably fixed in the fixing hole 431 by the fastener 432 .

[0086] By adopting the above technical solution, the auxiliary calibration tool can be detachably fixed on the fixing component 4, which is convenient for the disassembly and assembly of the auxiliary calibration tool.

[0087] In a second aspect, a detection device is provided, comprising an auxiliary calibration tool and the above-mentioned wheel hub clamping device, wherein the wheel hub clamping device is used to fix the auxiliary calibration tool, and the detection device is used to obtain an image of the auxiliary calibration tool.

[0088] By adopting the above technical solution, on the basis of having the advantages of the wheel hub clamping device of the above embodiment, the detection equipment of this embodiment also has the advantage of easy operation.

[0089] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A wheel hub clamping device, characterized in that: include: Two clamping jaw assemblies, the clamping jaw assemblies are used to clamp on the wheel hub; A guide assembly, wherein the guide assembly is slidably connected to the two clamping jaw assemblies so that the clamping jaw assemblies can move relative to the guide assembly; A driving assembly, the driving assembly is drivingly connected to the two clamping jaw assemblies, and the driving assembly is used to drive the two clamping jaw assemblies to move toward or away from each other on the guide assembly to a target position; A fixing assembly, the fixing assembly being arranged on the guide assembly and located between the two clamping jaw assemblies, the fixing assembly being used to fix an auxiliary calibration tool; The guide assembly is a hollow structure, a guide cavity is provided inside the guide assembly, the drive assembly is arranged in the guide cavity, and the clamping jaw assembly extends into the guide cavity and is transmission-connected with the drive assembly.

2. The wheel hub clamping device according to claim 1, characterized in that: The guide assembly includes a guide cylinder, the guide cylinder has a guide cavity inside, the drive assembly includes a threaded shaft, the threaded shaft passes through the guide cavity and is transmission-connected to the clamping jaw assembly, and the threaded shaft can drive the clamping jaw assembly to move along the axial direction of the threaded shaft when rotating around the axis.

3. The wheel hub clamping device according to claim 2, characterized in that: The guide assembly also includes a guide structure arranged on the outer wall of the guide cylinder, the length direction of the guide structure is parallel to the axial direction of the guide cylinder, the guide cylinder and the guide structure are both slidably connected to the clamping jaw assembly, and the guide structure is used to limit the rotation of the clamping jaw assembly around the axis of the guide cylinder.

4. The wheel hub clamping device according to claim 2, characterized in that: The guide assembly further comprises a scale structure disposed on the outer wall of the guide cylinder, and the scale structure is used to mark the position of the clamping jaw assembly on the guide assembly.

5. The wheel hub clamping device according to claim 2, characterized in that: The clamping jaw assembly includes a sliding portion, a connecting portion and a clamping jaw portion. The sliding portion is sleeved on the threaded shaft, the inner wall of the sliding portion is provided with an internal thread that cooperates with the threaded shaft, the connecting portion is connected to the sliding portion, the sliding portion is provided with a first guide groove that slides with the guide cylinder, and the clamping jaw portion is provided at one end of the connecting portion away from the sliding portion and is used to be fixed on the wheel hub.

6. The wheel hub clamping device according to claim 5, characterized in that: The sliding portion is further provided with a second guide groove communicated with the first guide groove, and the second guide groove is slidably matched with the guide structure.

7. The wheel hub clamping device according to any one of claims 1 to 6, characterized in that: The fixing assembly includes a first clamping portion and a second clamping portion fastened to the first clamping portion, and the first clamping portion and the second clamping portion are clamped and fixed on the guide assembly under the action of a fastening force.

8. The wheel hub clamping device according to claim 7, characterized in that: The fixing assembly also includes a fixing portion disposed on the first clamping portion for detachably connecting with an auxiliary calibration tool, the fixing portion is provided with a fixing hole, and the fixing portion is also provided with a fastener capable of extending into the fixing hole for fastening the auxiliary calibration tool.

9. A detection device, characterized in that: It comprises an auxiliary calibration tool and a wheel hub clamping device according to any one of claims 1 to 8, wherein the wheel hub clamping device is used to fix the auxiliary calibration tool.

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