CN219104345U - Transmission shaft assembly clamping mechanism - Google Patents
Transmission shaft assembly clamping mechanism Download PDFInfo
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- CN219104345U CN219104345U CN202223504012.7U CN202223504012U CN219104345U CN 219104345 U CN219104345 U CN 219104345U CN 202223504012 U CN202223504012 U CN 202223504012U CN 219104345 U CN219104345 U CN 219104345U
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- transmission shaft
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Abstract
The utility model discloses a clamping mechanism of a transmission shaft assembly, which belongs to the technical field of steering transmission shafts and comprises a left clamping plate and a right clamping plate, wherein the left clamping plate and the right clamping plate are used for clamping an external fork of the transmission shaft assembly; the utility model has the advantages of simple structure, convenient use and adjustment, no trouble of processing and replacing different clamps for different types of products, reduced use cost, convenient clamping, improved working efficiency and more convenient development of test automation of the steering transmission shaft assembly.
Description
Technical Field
The utility model belongs to the technical field of steering transmission shafts, and particularly relates to a transmission shaft assembly clamping mechanism.
Background
The automobile steering transmission shafts belong to automobile security components, each steering transmission shaft is required to be tested before leaving the factory, during testing, two ends of each steering transmission shaft are required to be clamped firmly, the test can be performed only by sleeving spline shafts at the positions of the spline sleeves of the external fork of each transmission shaft, and tightening locking bolts of the spline sleeves at the two ends, so that no gap exists between the spline sleeves and the spline shafts, the test can be performed, the clamping time is long, and manual interference is required, wherein the initial angles of splines at the two ends of the transmission shaft are random, after the spline sleeves and the spline shafts are sleeved at the end, the sleeve angles of the spline shafts and the spline sleeves at the other end are unsuitable for most of time, the sleeve angles of the spline shafts and the spline sleeves can be sleeved after rotating by a certain angle, then the test can be performed only by tightening the bolts.
Disclosure of Invention
The present utility model is directed to a clamping mechanism for a transmission shaft assembly, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the transmission shaft assembly clamping mechanism comprises a left clamping plate and a right clamping plate, wherein the left clamping plate and the right clamping plate are used for clamping an external fork of the transmission shaft assembly, the left clamping plate is driven by a clamping cylinder, the clamping cylinder moves the left clamping plate mounted on a sliding block forwards through a sliding block push rod, and the external fork of the transmission shaft assembly is clamped by the right clamping plate which is matched and fixed.
Further, the frame of clamping mechanism comprises left reinforcing plate, right reinforcing plate, fixed block extension board, anticollision pad, bottom plate, and left reinforcing plate, right reinforcing plate are located the both sides of bottom plate and pass through the bolt fastening, and the fixed block extension board is installed in right reinforcing plate inboard, and the anticollision pad is all installed at the both ends of bottom plate.
Further, a linear guide rail is arranged on the bottom plate, and a right slider and a left slider are arranged on the linear guide rail, so that the right slider and the left slider limit the swing of the left clamping plate and the right clamping plate after clamping, and the clamping gap is eliminated.
Further, fixed blocks are arranged on the right sliding block and the left sliding block, a fixed block adjusting rod and an adjusting rod locking nut are arranged at opposite ends of a frame of the clamping mechanism and the clamping cylinder, and the front and rear positions of the fixed blocks of the right clamping plate are adjusted by adjusting the adjusting rod locking nut on the fixed block adjusting rod so as to meet the requirements of the fork joints with different widths, so that the center of the fork joints is positioned at the rotation center during the test.
Further, the right clamping plate is provided with an arc-shaped strip hole near the arc edge, the arc-shaped strip hole is penetrated through by the connecting piece and is arranged on the fixed block, the surface of the fixed block is provided with a plurality of threaded holes with concentric reference circles, the installation angle of the right clamping plate on the fixed block can be adjusted according to the relative angles of the external forks at the two ends of the universal joint of the transmission shaft assembly, and meanwhile, the installation angle of the left clamping plate on the sliding block is adjusted through the house-shaped strip hole, so that the clamping edges of the left clamping plate and the right clamping plate are overlapped with the clamping surfaces of the external forks of the transmission shaft assembly.
Further, a first balancing weight and a second balancing weight are arranged on the fixed block support plate and used for balancing the left and right balance of the whole clamping mechanism.
Further, a left adjusting seat and a right adjusting seat are arranged on the bottom plate, an upper adjusting block and a lower adjusting block are arranged on the left adjusting seat and the right adjusting seat, and the screw bolts of the upper adjusting block and the lower adjusting block are unscrewed to realize the up-down adjustment and adaptation to the height of the sliding pair of the transmission shaft assembly, so that the center of the transmission shaft assembly is close to the rotation center.
Further, the clamping cylinder is mounted at the frame end of the clamping mechanism through a cylinder support plate.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model has the advantages of simple structure, convenient use and adjustment, no trouble of processing and replacing different clamps for different types of products, reduced use cost, convenient clamping, improved working efficiency and more convenient development of test automation of the steering transmission shaft assembly.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
FIG. 1 is a schematic three-dimensional structure of the present utility model;
FIG. 2 is a schematic diagram of the present utility model;
fig. 3 is a top view of the present utility model.
In the figure: 101. clamping an air cylinder; 102. a cylinder support plate; 103. a left reinforcing plate; 104. a sliding block push rod; 105. a sliding block; 106. a left clamping plate; 107. a right clamping plate; 108. a fixed block; 109. a balancing weight I; 110. a fixed block adjusting rod; 111. a fixed block support plate; 112. a right reinforcing plate; 113. an adjusting rod lock nut; 114. a crash pad; 115. a balancing weight II; 116. a right slider; 117. a linear guide rail; 118. a left-right adjusting seat; 119. an upper and lower adjusting block; 120. a bottom plate; 121. a left slider.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, the present utility model proposes a technical solution: the transmission shaft assembly clamping mechanism comprises a clamping cylinder 101, a cylinder support plate 102, a left reinforcing plate 103, a sliding block push rod 104, a sliding block 105, a left clamping plate 106, a right clamping plate 107, a fixed block 108, a first balancing weight 109, a fixed block adjusting rod 110, a fixed block support plate 111, a right reinforcing plate 112, an adjusting rod locking nut 113, an anti-collision pad 114, a second balancing weight 115, a right sliding block 116, a linear guide 117, a left and right adjusting seat 118, an upper and lower adjusting block 119, a bottom plate 120 and a left sliding block 121;
the frame of the clamping mechanism consists of a left reinforcing plate 103, a right reinforcing plate 112, a fixed block support plate 111, an anti-collision pad 114 and a bottom plate 120, wherein the left reinforcing plate 103 and the right reinforcing plate 112 are positioned on two sides of the bottom plate 120 and are fixed through bolts, the fixed block support plate 111 is arranged on the inner side of the right reinforcing plate 112, and the anti-collision pad 114 is arranged at two ends of the bottom plate 120;
the left clamping plate 106 and the right clamping plate 107 are used for clamping the external fork of the transmission shaft assembly, the left clamping plate 106 is driven by the clamping cylinder 101, the clamping cylinder 101 moves the left clamping plate 106 mounted on the sliding block 105 forwards through the sliding block push rod 104, the external fork of the transmission shaft assembly is clamped by the right clamping plate 107 which is matched with the fixing, the clamping cylinder 101 is mounted at the end part of the frame of the clamping mechanism through the cylinder support plate 102, the bottom plate 120 is provided with the linear guide 117, the right sliding block 116 and the left sliding block 121 are mounted on the linear guide 117, the right sliding block 116 and the left sliding block 121 limit the swing of the left clamping plate 106 and the right clamping plate 107 after clamping, and the clamping gap is eliminated.
In this embodiment, further, the right slider 116 and the left slider 121 are both provided with a fixed block 108, opposite ends of the frame of the clamping mechanism and the clamping cylinder 101 are provided with a fixed block adjusting rod 110 and an adjusting rod locking nut 113, and the front and rear positions of the fixed block 108 of the right clamping plate 107 are adjusted by adjusting the adjusting rod locking nut 113 on the fixed block adjusting rod 110 so as to adapt to requirements of the fork joints with different widths, so that the center of the fork joint is positioned at the rotation center during the test.
In this embodiment, further, the arc-shaped long hole is opened at the position of the right clamping plate 107 near the arc edge, the connecting piece passes through the arc-shaped long hole and is installed on the fixed block 108, a plurality of threaded holes with concentric reference circles are processed on the surface of the fixed block 108, the installation angle of the right clamping plate 107 on the fixed block 108 can be adjusted according to the relative angles of the external forks at the two ends of the universal joint of the transmission shaft assembly, and meanwhile, the installation angle of the left clamping plate 106 on the sliding block 105 is also adjusted through the house-shaped long hole, so that the clamping edges of the left clamping plate 106 and the right clamping plate 107 coincide with the clamping surfaces of the external forks of the transmission shaft assembly.
In this embodiment, further, the first counterweight 109 and the second counterweight 115 are mounted on the fixed block support 111, so as to balance the left and right of the whole clamping mechanism.
In this embodiment, further, a left-right adjusting seat 118 is installed on the bottom plate 120, and an up-down adjusting block 119 is installed on the left-right adjusting seat 118, and the up-down adjusting block 119 is unscrewed to realize up-down adjustment to adapt to the height of the sliding pair of the transmission shaft assembly, so that the center of the transmission shaft assembly is close to the rotation center.
The working principle and the using flow of the utility model are as follows: when products of different types are clamped, the utility model can be realized by only adjusting the positions of part of the components, a new spline shaft is not required to be manufactured according to the spline housing splines of the external forks at the two ends of the steering transmission shaft, the relative angles of the two external forks of the steering transmission shaft have technical requirements in the manufacturing process, and no adjustment is required when products of the same type are tested.
According to the utility model, the positions of the right clamping plate 107 and the left clamping plate 106 are adjusted according to the widths of external forks of the steering transmission shaft assembly, and the adjustment method of the positions of the left clamping plate 106 is as follows: the adjusting rod locking nut 113 is loosened, the front and back positions of the fixed block adjusting rod 110 are adjusted, and the fixed block adjusting rod 110 drives the fixed block 108 to move forwards and backwards so as to be fixed on the fixed block 108
The front clamping opening of the upper right clamping plate 107 is half the width of the fork, and then the adjusting rod locking nut 113 is locked.
According to the utility model, the angles of clamping plates can be adjusted according to the angles of external forks of the steering transmission shaft assembly, the fixing bolts on the right clamping plate 107 are loosened, arc-shaped strip holes are formed on the right clamping plate 107, a plurality of screw holes with concentric reference circles are formed on the fixing block 108 at intervals of 10 degrees, when the angle adjustment is not large, the angles of the rotating right clamping plate 107 are consistent with the angles of the external forks of the steering transmission shaft assembly, if the angle change is large, the fixing bolts are required to be removed, and the clamping angles can be adjusted to be consistent with the angles of the external forks of the steering transmission shaft assembly by replacing the bolt holes. After the right clamping plate 107 is adjusted, the angle of the left clamping plate 106 is adjusted, and the adjustment method is consistent with the method for adjusting the right clamping plate 107.
According to the utility model, products of different types are adjusted, the fixing bolts of the upper and lower adjusting blocks 119 on the left and right adjusting seats 118 are loosened according to different diameters of outer circles of the sliding pairs of the steering transmission shaft, the height of the upper and lower adjusting blocks 119 is adjusted, the axial center height of the steering transmission shaft is consistent with the central height of the driving part, if the external fork of the steering transmission shaft assembly is deviated from the center, the left and right adjusting seats 118 can be moved left and right by loosening the fixing bolts on the bottom plate 120 on the left and right adjusting seats 118, and the axial center of the steering transmission shaft is consistent with the center of the driving part.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. Transmission shaft assembly presss from both sides dress mechanism, its characterized in that: the clamping cylinder (101) moves the left clamping plate (106) mounted on the sliding block (105) forwards through the sliding block push rod (104), and the transmission shaft assembly external fork is clamped by the right clamping plate (107) which is matched and fixed.
2. The drive shaft assembly clamping mechanism of claim 1, wherein: the frame of clamping mechanism comprises left reinforcing plate (103), right reinforcing plate (112), fixed block extension board (111), anticollision pad (114), bottom plate (120), and left reinforcing plate (103), right reinforcing plate (112) are located the both sides of bottom plate (120) and pass through the bolt fastening, and fixed block extension board (111) are installed in right reinforcing plate (112) inboard, and anticollision pad (114) are all installed at the both ends of bottom plate (120).
3. The drive shaft assembly clamping mechanism of claim 2, wherein: a linear guide rail (117) is arranged on the bottom plate (120), a right slider (116) and a left slider (121) are arranged on the linear guide rail (117), the right slider (116) and the left slider (121) limit the swing of the left clamping plate (106) and the right clamping plate (107) after clamping, and a clamping gap is eliminated.
4. A drive shaft assembly clamping mechanism as defined in claim 3, wherein: the right slider (116) and the left slider (121) are respectively provided with a fixed block (108), the opposite ends of the frame of the clamping mechanism and the clamping cylinder (101) are provided with a fixed block adjusting rod (110) and an adjusting rod locking nut (113), and the front and back positions of the fixed blocks (108) of the right clamping plate (107) are adjusted by adjusting the adjusting rod locking nut (113) on the fixed block adjusting rod (110) so as to adapt to the requirements of the fork connection with different widths, so that the center of the fork connection is positioned at the rotation center during the test.
5. The drive shaft assembly clamping mechanism of claim 4, wherein: the right clamping plate (107) is provided with an arc-shaped strip hole near the arc edge, the arc-shaped strip hole is penetrated through by a connecting piece and is arranged on the fixed block (108), the surface of the fixed block (108) is provided with a plurality of threaded holes with concentric reference circles, the installation angle of the right clamping plate (107) on the fixed block (108) can be adjusted according to the relative angles of two external forks at the two ends of the universal joint of the transmission shaft assembly, and meanwhile, the installation angle of the left clamping plate (106) on the sliding block (105) is also adjusted through the house-shaped strip hole, so that the clamping edges of the left clamping plate (106) and the right clamping plate (107) coincide with the clamping surfaces of the external forks of the transmission shaft assembly.
6. The drive shaft assembly clamping mechanism of claim 5, wherein: and the fixed block support plate (111) is provided with a first balancing weight (109) and a second balancing weight (115) for balancing the left and right balance of the whole clamping mechanism.
7. The drive shaft assembly clamping mechanism of claim 6, wherein: the bottom plate (120) is provided with a left adjusting seat (118), an upper adjusting block (119) is arranged on the left adjusting seat (118), and the upper adjusting block (119) is unscrewed to realize the up-down adjustment of the height of the sliding pair of the transmission shaft assembly, so that the center of the transmission shaft assembly is close to the rotation center.
8. The drive shaft assembly clamping mechanism of claim 2, wherein: the clamping cylinder (101) is mounted at the end of the frame of the clamping mechanism through a cylinder support plate (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223504012.7U CN219104345U (en) | 2022-12-28 | 2022-12-28 | Transmission shaft assembly clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223504012.7U CN219104345U (en) | 2022-12-28 | 2022-12-28 | Transmission shaft assembly clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219104345U true CN219104345U (en) | 2023-05-30 |
Family
ID=86465079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223504012.7U Active CN219104345U (en) | 2022-12-28 | 2022-12-28 | Transmission shaft assembly clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219104345U (en) |
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2022
- 2022-12-28 CN CN202223504012.7U patent/CN219104345U/en active Active
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