CN211373927U - Clamp and dynamic balance detection device - Google Patents
Clamp and dynamic balance detection device Download PDFInfo
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- CN211373927U CN211373927U CN202020198033.2U CN202020198033U CN211373927U CN 211373927 U CN211373927 U CN 211373927U CN 202020198033 U CN202020198033 U CN 202020198033U CN 211373927 U CN211373927 U CN 211373927U
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- clamp
- dynamic balance
- intermediate shaft
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- fixed
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Abstract
The utility model belongs to the technical field of the automobile parts detects the instrument, especially, relate to an anchor clamps and dynamic balance detection device. The clamp comprises a base, a fixing piece, a bracket and a locking piece; the fixing piece is arranged on the base, extends along the first direction and is used for abutting against the piece to be fixed; the base is provided with a bracket, a locking piece is arranged on the bracket along a second direction, and the locking piece is used for locking the part to be fixed between the fixing piece and the bracket; the first direction is opposite to the second direction. This application at first utilizes the mounting to realize treating the fixed of mounting one end, then recycles the retaining member and can realize treating the locking of the other end of mounting, simple structure and facilitate the use.
Description
Technical Field
The utility model belongs to the technical field of the automobile parts detects the instrument, especially, relate to an anchor clamps and dynamic balance detection device.
Background
The middle shaft is a part in an automobile transmission system, is a vital part on an automobile, needs to be subjected to dynamic balance calibration by using a dynamic balance detection device before use, adopts split balance in the original method, namely, the middle support part of the flange fork part is assembled after calibration, so that a middle shaft assembly is formed, and the prior art does not have a dynamic balance calibration device for the whole middle shaft assembly.
SUMMERY OF THE UTILITY MODEL
The application aims to provide a clamp and a dynamic balance detection device, and the dynamic balance measurement of the whole intermediate shaft assembly cannot be realized to a certain extent in order to solve the problem in the prior art.
The application provides a clamp, which comprises a base, a fixing piece, a bracket and a locking piece;
the fixing piece is arranged on the base, extends along a first direction and is used for abutting against the piece to be fixed;
the bracket is arranged on the base, the locking piece is arranged on the bracket along a second direction, and the locking piece is used for locking the to-be-fixed piece between the fixed piece and the bracket;
the first direction is opposite to the second direction.
In the above technical solution, further, the fixing member is provided in plurality, and the plurality of fixing members are arranged at equal intervals.
In the technical scheme, the fixing device further comprises a first driving piece, the driving end of the first driving piece is connected with the locking piece, and the first driving piece can drive the locking piece to move towards the to-be-fixed piece and lock the to-be-fixed piece or move away from the to-be-fixed piece and loosen the to-be-fixed piece.
In the above technical solution, further, the first driving member is an air cylinder.
In the above technical solution, further, the bracket is a U-shaped structure.
In the above technical solution, further, the fixing member is a positioning pin.
The application also provides a dynamic balance detection device which is used for carrying out dynamic balance detection on the intermediate shaft assembly and comprises a frame, a dynamic balance mechanism arranged on the frame and the clamp;
the clamp is used for clamping one end of the intermediate shaft assembly, and the other end of the intermediate shaft assembly and the power output end of the dynamic balance mechanism are connected with the clamp;
the dynamic balance mechanism is used for detecting dynamic balance parameters of the intermediate shaft assembly.
In the above technical solution, further, the intermediate shaft assembly includes an intermediate shaft, a flange yoke provided at one end of the intermediate shaft, and a support member provided at the other end of the intermediate shaft;
the flange fork part is arranged at the power output end of the dynamic balance mechanism, and the supporting member is arranged on the clamp;
the supporting member comprises a bearing, a bearing seat and a middle supporting backing ring which are sequentially sleeved on the spline shaft of the middle shaft from inside to outside;
the middle supporting backing ring is provided with a positioning hole, and the fixing piece can penetrate into the positioning hole so as to be abutted against the bearing seat.
In the above technical solution, further, the dynamic balance mechanism includes a second driving member, a vibration detector, and a control module electrically connected to the vibration detector;
the second driving piece is arranged at the power output end of the dynamic balancing machine and used for driving the intermediate shaft assembly to rotate; the vibration detector is arranged on a base of the clamp and used for receiving a vibration signal generated in the rotation process of the intermediate shaft assembly and transmitting the vibration signal to the control module.
In the above technical solution, further, a slide rail is disposed at the bottom of the frame, and a slide block is disposed on the base of the clamp, and the slide block can slide on the slide rail to change the position of the clamp on the frame.
Compared with the prior art, the beneficial effect of this application is:
the application provides a clamp which comprises a base, a fixing piece, a support and a locking piece;
the fixing piece is arranged on the base and extends along a first direction, and the fixing piece is used for abutting against the piece to be fixed; a bracket is arranged at one end of the base along the first direction, the locking piece is arranged on the bracket along the second direction, and the locking piece is used for locking the piece to be fixed; the first direction is opposite to the second direction.
More specifically, anchor clamps in this application have mounting and retaining member that opposite direction set up, at first utilize the mounting can realize treating the fixed of mounting one end, then reuse the retaining member can realize treating the locking of the other end of mounting, simple structure and facilitate the use.
The application also provides a dynamic balance detection device, which comprises a frame, a dynamic balance mechanism arranged on the frame and the clamp; the clamp is used for clamping one end of the intermediate shaft assembly, and the other end of the intermediate shaft assembly is arranged on the frame; the dynamic balance mechanism is used for detecting the dynamic balance of the intermediate shaft assembly. Based on the analysis, the dynamic balance parameter of the middle shaft assembly can be detected, and the dynamic balance parameter of the middle shaft assembly can be reflected more accurately.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of a clamp according to an embodiment of the present disclosure;
fig. 2 is a schematic plan view of a clamp according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a dynamic balance detection apparatus according to a second embodiment of the present application;
fig. 4 is an enlarged view of a point a in fig. 3.
In the figure: 100-a base; 101-a fixture; 102-a scaffold; 103-a locking member; 104-a first direction; 105-a second direction; 106-a first drive member; 107-a frame; 108-flange yoke; 109-a support member; 110-a second drive member; 111-a slide rail; 112-a slider; 113-power take-off.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying an opposite importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example one
Referring to fig. 1 and 2, the present application provides a clamp including a base 100, a fixing member 101, a bracket 102, and a locking member 103.
The fixing member 101 is disposed on the base 100 and extends along a first direction 104 (the first direction 104 is a vertical upward direction when the clamp is used normally vertically), and the fixing member 101 is used for abutting against a member to be fixed.
One end of the base 100 is provided with a bracket 102 along the first direction 104, the bracket 102 is provided with the locking member 103 along the second direction 105, and the locking member 103 is used for locking the member to be fixed. The second direction 105 is a vertically downward direction when the jig is in normal vertical use, that is, the first direction 104 is opposite to the second direction 105; preferably, the bracket 102 is a U-shaped structure, and one end of the bracket is connected to the base 100, that is, an installation space is enclosed between the bracket 102 and the base 100 of the U-shaped structure, and the installation space is used for placing the member to be fixed. The member to be fixed may be an intermediate support structure shaped as a vehicle intermediate shaft assembly.
Specifically, the object of the present invention is to provide a dynamic balance detection device for a countershaft assembly, which is a dynamic balance detection device for detecting and calibrating the dynamic balance of the countershaft assembly, without checking and calibrating the intermediate axle assembly, the intermediate axle sub-assembly is mounted with the flange yoke 108 and the support member 109, and then mounted to the vehicle body, because of the differences in the centers of mass and geometry of the various lug prongs 108 and support members 109, that is, the dynamic balance error of the intermediate axle assembly formed by the upper flange yoke 108 and the support member 109 is still generated after the intermediate axle assembly is assembled, thereby affecting the service life and the balance precision of the intermediate shaft assembly, so the application provides a clamp which can be used for clamping the intermediate shaft assembly, and then, the dynamic balance detection device is utilized to detect and calibrate the overall dynamic balance of the intermediate shaft assembly.
More specifically, the clamp in this application has fixing piece 101 and retaining member 103 that opposite direction set up, utilizes fixing piece 101 to realize at first treating the fixed piece one end fixed, and then utilizes retaining member 103 to realize treating the locking of the other end of fixed piece, simple structure and facilitate the use.
In this embodiment, in order to ensure that the fixing member 101 can stably fix the member to be fixed, the fixing member 101 is provided in plurality, and the plurality of fixing members 101 are provided at equal intervals. Preferably, the fixing member 101 is provided in two.
Specifically, in order to ensure that the fixing member 101 can meet the requirements of middle supports of different specifications, the height of the fixing member 101 is adjustable, and preferably, a plurality of fixing members 101 are arranged in a stepped manner to meet the requirement of a middle support structure of a circular structure.
More preferably, the fixing member 101 is a positioning pin, and when in use, a positioning hole is formed in the to-be-fixed member, the positioning hole corresponds to the positioning pin one to one, specifically, a positioning end of the positioning pin extends into the positioning hole, so that one end of the to-be-fixed member is fixed.
Preferably, the locking member 103 is a positioning pin capable of moving in the first direction 104 or the second direction 105 relative to the bracket, and when the locking member 103 moves in the second direction 105, the locking member 103 can be pressed towards the member to be fixed until the member to be fixed is locked between the fixing member 101 and the bracket 102, and the movement of the locking member 103 is stopped. It should be noted that the movement of the locking member 103 can be accomplished by the first driving member 106 as described in the following embodiments.
In addition, it is further preferred treat that the other end of mounting has seted up the locking hole, the locking hole with retaining member 103 corresponds the setting, specifically, is utilizing mounting 101 to fix treat behind the one end of mounting, will retaining member 103 extends in the locking hole, and then realize treating the overall positioning and the locking of mounting.
In addition, the locking member 103 may be a member having screw threads, such as a screw, and when the locking member is a screw, one end of the locking member 103 is threadedly coupled to the bracket 102, so that the locking member 103 can be moved relative to the bracket 102 in the second direction 105 by rotating the locking member 103. The other end of the locking member 103 extends along the second direction 105, and can abut against the member to be fixed or extend into the locking hole of the member to be fixed, so as to lock the member to be fixed. And in order to further improve the stability of retaining member 103 with treating the mounting butt, retaining member 103 can be with locking hole threaded connection. It should be noted that, when the locking member 103 is a member locking member 103 having screw threads, the locking member 103 can be extended into the locking hole by manually screwing.
In this embodiment, in order to further improve the automation of the clamp and make the use more convenient, a first driving member 106 is further included, the first driving member 106 is preferably disposed on the bracket 102, the driving end of the first driving member 106 is connected with the locking member 103, and the first driving member 106 can drive the locking member 103 to move towards the member to be fixed (i.e. to move along the second direction 105) and lock the member to be fixed or move away from the member to be fixed (i.e. to move along the first direction 104) and release the member to be fixed.
Preferably, the first drive member 106 is a pneumatic cylinder.
Example two
The second embodiment is an improvement on the basis of the first embodiment, technical contents disclosed in the first embodiment are not described repeatedly, and contents disclosed in the second embodiment also belong to contents disclosed in the first embodiment.
Referring to fig. 3 and 4, in an alternative scheme of this embodiment, the present application further provides a dynamic balance detection apparatus for detecting a dynamic balance of an intermediate shaft assembly, including a frame 107, a dynamic balance mechanism disposed on the frame 107, and the above-mentioned clamp;
the clamp is used for clamping one end of the intermediate shaft assembly, and the other end of the intermediate shaft assembly is connected 113 with the power output end of the dynamic balance mechanism; the dynamic balance mechanism is used for detecting dynamic balance parameters of the intermediate shaft assembly.
The dynamic balance parameter detection device can detect the overall dynamic balance parameter of the intermediate shaft assembly, and can more accurately reflect the dynamic balance parameter of the intermediate shaft assembly.
In this embodiment, the intermediate shaft assembly includes an intermediate shaft, a flange yoke 108 provided at one end of the intermediate shaft, and a support member 109 provided at the other end of the intermediate shaft; the flange fork part 108 is arranged at the power output end 113 of the dynamic balance mechanism, and the supporting member 109 is arranged on the clamp; the supporting member 109 comprises a bearing, a bearing seat and a middle supporting backing ring which are sequentially sleeved on the spline shaft of the middle shaft from inside to outside; a positioning hole is formed in the middle supporting backing ring, and the fixing piece 101 can penetrate into the positioning hole, so that the fixing piece 101 abuts against the bearing seat.
Specifically, in actual use, the intermediate strut backing ring is the rubber material, if utilize anchor clamps directly to fix a position the intermediate strut backing ring of rubber material, adopt honeycomb shock attenuation design because of the backing ring, consider that the solid fixed ring of rubber material can cut down the vibration signal of jackshaft transmission, this application is in promptly the locating hole has been seted up on the intermediate strut backing ring, makes its and bearing frame contact, reduces detection error.
In this embodiment, the dynamic balance mechanism includes a second driver 110, a vibration detector, and a control module electrically connected to the vibration detector;
the second driving member 110 is disposed on the frame 107 for driving the intermediate shaft assembly to rotate, and preferably, the second driving member 110 is a motor capable of driving the intermediate shaft to rotate forward and backward.
The vibration detectors, one of which is disposed on the base 100 and the other of which is disposed on the frame 107 and adjacent to the flange yoke 108, are configured to acquire a vibration signal generated during rotation of the intermediate shaft assembly and transmit the signal to the control module.
Specifically, the control module is used for receiving the vibration signals and judging the magnitude of the received vibration signals, when the received vibration signal magnitude is within a set threshold range, the operation is repeated for detection again after the middle shaft is turned over for 180 degrees, and when the vibration signal magnitude obtained after the detection again is within the set threshold range, the dynamic balance detection of the middle shaft is finished and qualified.
In this embodiment, since the length of the intermediate shaft is not determined, and therefore the length of the intermediate shaft assembly is not determined, in order to enable the present application to adapt to intermediate shaft assemblies with different lengths, a sliding rail 111 is provided on the bottom of the frame 107, a sliding block 112 is provided on the base 100 of the clamp, and the sliding block 112 can slide on the sliding rail 111 to change the position of the clamp on the frame 107, so that the clamp can adapt to intermediate shaft assemblies with different lengths.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.
Claims (10)
1. A clamp is characterized by comprising a base, a fixing piece, a bracket and a locking piece;
the fixing piece is arranged on the base, extends along a first direction and is used for abutting against the piece to be fixed;
the bracket is arranged on the base, the locking piece is arranged on the bracket along a second direction, and the locking piece is used for locking the to-be-fixed piece between the fixed piece and the bracket;
the first direction is opposite to the second direction.
2. The clamp of claim 1, wherein the fixing member is provided in plurality, and the plurality of fixing members are provided at equal intervals.
3. The clamp according to claim 1, further comprising a first driving member, wherein the driving end of the first driving member is connected with the locking member, and the first driving member can drive the locking member to move towards the member to be fixed and lock the member to be fixed or move away from the member to be fixed and release the member to be fixed.
4. The clamp of claim 3, wherein the first drive member is a cylinder.
5. The clamp of claim 1, wherein the bracket is a U-shaped structure.
6. The clamp of claim 1, wherein the securing member is a locating pin.
7. A dynamic balance testing device for performing dynamic balance testing on an intermediate shaft assembly, which is characterized by comprising a frame, a dynamic balance mechanism arranged on the frame and a clamp of any one of claims 1 to 6;
the clamp is used for clamping one end of the intermediate shaft assembly, and the other end of the intermediate shaft assembly is connected with the power output end of the dynamic balance mechanism;
the dynamic balance mechanism is used for detecting dynamic balance parameters of the intermediate shaft assembly.
8. The dynamic balance detecting apparatus according to claim 7, wherein the intermediate shaft assembly includes an intermediate shaft, a flange yoke provided at one end of the intermediate shaft, and a support member provided at the other end of the intermediate shaft;
the flange fork part is arranged at the power output end of the dynamic balance mechanism, and the supporting member is arranged on the clamp;
the supporting member comprises a bearing, a bearing seat and a middle supporting backing ring which are sequentially sleeved on the spline shaft of the middle shaft from inside to outside;
the middle supporting backing ring is provided with a positioning hole, and the fixing piece can penetrate into the positioning hole so as to be abutted against the bearing seat.
9. The dynamic balance detection device of claim 7, wherein the dynamic balance mechanism comprises a second driver, a vibration detector, and a control module electrically connected to the vibration detector;
the second driving piece is arranged on the frame and used for driving the intermediate shaft assembly to rotate; the vibration detector is arranged on a base of the clamp and used for receiving a vibration signal generated in the rotation process of the intermediate shaft assembly and transmitting the vibration signal to the control module.
10. The dynamic balance detecting device of claim 7, wherein a slide rail is disposed on a bottom of the frame, and a slide block is disposed on a base of the clamp, and the slide block can slide on the slide rail to change a position of the clamp on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020198033.2U CN211373927U (en) | 2020-02-21 | 2020-02-21 | Clamp and dynamic balance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020198033.2U CN211373927U (en) | 2020-02-21 | 2020-02-21 | Clamp and dynamic balance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211373927U true CN211373927U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020198033.2U Active CN211373927U (en) | 2020-02-21 | 2020-02-21 | Clamp and dynamic balance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211373927U (en) |
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2020
- 2020-02-21 CN CN202020198033.2U patent/CN211373927U/en active Active
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