CN108801189B - Pad selecting method for gearbox shafting - Google Patents
Pad selecting method for gearbox shafting Download PDFInfo
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- CN108801189B CN108801189B CN201810973759.6A CN201810973759A CN108801189B CN 108801189 B CN108801189 B CN 108801189B CN 201810973759 A CN201810973759 A CN 201810973759A CN 108801189 B CN108801189 B CN 108801189B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/027—Test-benches with force-applying means, e.g. loading of drive shafts along several directions
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides a pad selection method for a gearbox shafting, and belongs to the field of pad selection measurement of the gearbox shafting. It has solved the current gearbox shafting and has selected the not accurate scheduling problem of filling up. The measuring method of the gearbox shafting selection pad is used for measuring a first output shaft, a second output shaft and a differential mechanism, and comprises the following steps: step A, selecting a loading surface on a gearbox shaft; step B, loading axial force on the loading surface; d, selecting a measured surface on the variable speed shaft; step E, measuring the distance between the measured surfaces; and F, calculating the size of the gasket. The invention has the advantages of accurate pad selection and the like.
Description
Technical Field
The invention belongs to the field of gearbox shafting pad selection measurement, and relates to a pad selection method for a gearbox shafting.
Background
The gearbox is an important part of the vehicle, and can change the transmission ratio and enlarge the torque and the rotating speed of a driving wheel. With the development of modern science and technology, the gearbox is also upgraded, and the control is more and more convenient from the original manual gearbox to the current stepless gearbox from the synchronizer-free gearbox to the synchronizer-containing gearbox. The quality of the performance of the gearbox is the key for measuring the dynamic property, the economical efficiency and the driveability of the automobile. The current speed change systems mainly comprise: mechanical transmission, hydraulic transmission, hydrostatic transmission. The gearbox has manual gear shifting and power gear shifting, and the structure has a fixed shaft type and a planetary type. The gearbox usually comprises a gearbox shell, a clutch shell, an output shaft, an input shaft and a differential mechanism structure, gaskets need to be arranged between the structures, the thickness of the gaskets can influence the matching degree of each part in the gearbox, even if only very small errors exist on each part, the errors can be superposed, so that the final error is increased greatly, the precision requirement of the gearbox cannot be met, and the operation of the gearbox is influenced.
For the above problems, before the gearbox is assembled, each part of the gearbox needs to be measured and a corresponding gasket needs to be selected, but the existing gasket selection measuring technology generally adopts a single-side gasket selection, namely, the gasket is used only on one side (the side of a clutch housing or the side of a gearbox housing) of a gearbox shafting mounting hole to adjust the axial dimension between shafting. The measuring method has low efficiency and larger error, so that the gear of the output shaft is easy to malfunction, and the use of the gearbox is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a pad selecting method for a gearbox shafting.
The purpose of the invention can be realized by the following technical scheme: a pad selecting method for a gearbox shafting is characterized by being used for measuring a first output shaft, a second output shaft and a differential, and comprising the following steps of:
step A, selecting a loading surface on a gearbox shaft;
step B, loading axial force on the loading surface;
c, selecting a measured surface on the variable speed shaft;
step D, measuring the distance between the measured surfaces;
and E, calculating the size of the gasket.
The working principle of the invention is as follows: in order to avoid axial movement in the same state during size measurement, a certain axial force needs to be applied to the gearbox shaft. The gearbox generally comprises a first output shaft, a second output shaft, an input shaft, a differential and an input shaft, and the invention only aims at the first output shaft, the second output shaft and the differential.
In the pad selecting method for the transmission shaft system, when the first output shaft and the second output shaft are measured, the loading surfaces comprise end surfaces on two sides of the transmission shaft and end surfaces of the gears, when the first output shaft and the second output shaft are measured, the number of the loading surfaces is 4, the force required to be applied to the 4 loading surfaces is respectively set to be F1, F2, F3 and F4, when the second output shaft is measured, the number of the loading surfaces is 4, and the force required to be applied to the 4 loading surfaces is respectively set to be F8, F9, F10 and F11.
In the pad selecting method for the transmission shaft system, F1=300N ± 5N; f2= F4=100N ± 5N; f3=300N + G3, G3 being the gravity of the first output shaft; f8=300N ± 5N; f9= F11=100N ± 5N; f10=300N + G10, G10 is the gravity of the second output shaft.
In the pad selecting method for the gearbox shaft system, when the differential is measured, the loading surfaces comprise two side end surfaces of the gearbox shaft, the number of the loading surfaces is 2, and the force required to be applied to the 2 loading surfaces is respectively set to be F12 and F13.
In the pad selecting method for the transmission shaft system, F12=300N + 5N; f13=300N + G13, G13 being the weight of the differential.
In the pad selection method of the gearbox shafting, the pad comprises SHIM A and SHIM B on the first output shaft, SHIM C and SHIM E on the second output shaft, and SHIM F and SHIM G on the differential, wherein the SHIM A, SHIM C and SHIM F are used for adjusting the axial positions of the shafting, and the SHIM B, SHIM E and SHIM G are used for applying pretightening force to the shafting bearing.
In the pad selecting method for the transmission case shafting, when measuring the output shaft I, three dimensions are required to be measured and are respectively set as H01, H02 and H05; when measuring the second output shaft, three dimensions are required to be measured and are respectively set as H03, H04 and H06; when the differential is measured, two sizes are required to be measured and are respectively set as D01 and D02, and the cushion selection formula of SHIM A is GAP A = A02+ G03-A01-H01-G01; SHIM formula for SHIM B is GAP B = G03-GAP a-H02-G07; the pad selection formula of SHIM C is GAP C = A02+ G04-A01-H03-G01; the pad selection formula of SHIM E is GAP E = G04-GAP C-H04-G08; the pad selection formula of SHIM F is GAP F = G05+ a02+ H05+2-a 01-D01-G01; the pad selection formula of SHIM G is GAP G = G05+ G09-GAPF-D02; g01, G02, G03, G04 and G05 are the size of the gearbox shell; g06, G07, G08, G09 are the dimensions of the clutch housing; a01, a02, a03 are dimensions of the input shaft.
In the pad selecting method for the gearbox shaft system, axial force is applied to the end faces of two sides of the gearbox shaft respectively through a shaft loading mechanism and a shaft lifting mechanism, the shaft loading mechanism is connected with a first counterweight plate and a counterweight block installed on the first counterweight plate, the counterweight block provides axial force for the shaft loading mechanism, and the shaft lifting mechanism is connected with a driving device used for providing the axial force.
In the pad selecting method of the gearbox shafting, the gear end surface is loaded by using the tooth loading mechanism, the tooth loading mechanism comprises a support frame, a loading rod and a loading connecting rod, the middle part of the loading rod is rotatably connected to the support frame, one end of the loading rod is a loading contact, the other end of the loading rod is provided with a balance block, the upper end of the loading connecting rod is fixedly connected with the balance block, the loading connecting rod can reciprocate along the length direction and is abutted against or separated from the loading rod, when the loading connecting rod is abutted against the loading rod, the loading contact is abutted against the gearbox shaft, and when the loading connecting rod is separated from the loading rod, the loading contact is separated from the gearbox shaft under the action of the balance block.
In the pad selecting method of the gearbox shafting, the distance between the measured surfaces is measured by the contact type measuring mechanism and the quadrilateral measuring mechanism, the contact type measuring mechanism is connected with a displacement sensor which is directly abutted against the surface of the gearbox shaft for measuring, the quadrilateral measuring mechanism comprises a bracket, an elastic sheet, a contact and a measuring rod, the elastic sheet comprises movable edges at two sides and a connecting edge at the middle part, the spring plate is connected with the bracket to form a parallelogram, the end part of the movable edge is connected with the bracket, the contact is connected with the movable edge and is arranged upwards or downwards along the vertical direction, the measuring rod is connected with the movable edge and can move along with the deformation of the elastic sheet, the displacement sensor is arranged on the support and used for measuring the displacement distance of the measuring rod.
In the pad selecting method for the transmission case shafting, the contact type measuring mechanism is arranged on the shaft loading mechanism and the shaft lifting mechanism.
Compared with the prior art, the method and the device aim at measuring the first output shaft, the second output shaft and the differential in the gearbox, and load axial force before measurement, so that the shaft of the gearbox is prevented from moving in the measuring process, and the measuring accuracy is improved.
Drawings
FIG. 1 is a schematic representation of the steps of the present invention.
FIG. 2 is a schematic diagram of a select pad of the transmission shafting of the present invention.
FIG. 3 is a schematic view of a measured surface of a first output shaft of the present invention.
FIG. 4 is a schematic view of a measured surface of the second output shaft of the present invention.
FIG. 5 is a schematic view of a measured surface of the differential of the present invention.
Fig. 6 is a schematic view of the structure of the device for measuring the present invention.
Fig. 7 is a schematic structural view of the tooth loading mechanism of the present invention.
FIG. 8 is a schematic view of the quadrilateral measuring mechanism according to the present invention.
In the figure, 1, a shaft loading mechanism; 2. a shaft raising mechanism; 3. a first counterweight plate; 4. a balancing weight; 5. a tooth loading mechanism; 6. a support frame; 7. a loading rod; 8. a loading link; 9. loading a contact; 10. a counterbalance; 11. a contact-type measuring mechanism; 12. a quadrilateral measuring mechanism; 13. a displacement sensor; 14. a support; 15. a spring plate; 16. a contact; 17. a measuring rod; 18. a movable edge; 19. and connecting the edges.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, and fig. 8, the pad selecting method for the transmission shafting is used for measuring the first output shaft, the second output shaft, and the differential, and comprises the following steps: step A, selecting a loading surface on a gearbox shaft; step B, loading axial force on the loading surface; c, selecting a measured surface on the variable speed shaft; step D, measuring the distance between the measured surfaces; and E, calculating the size of the gasket.
In more detail, when the first output shaft and the second output shaft are measured, the loading surfaces comprise two side end surfaces of the gearbox shaft and gear end surfaces, when the first output shaft is measured, the number of the loading surfaces is 4, the forces required to be applied to the 4 loading surfaces are respectively set to be F1, F2, F3 and F4, when the second output shaft is measured, the number of the loading surfaces is 4, and the forces required to be applied to the 4 loading surfaces are respectively set to be F8, F9, F10 and F11. In the measuring process, the first output shaft and the second output shaft need to load axial force on the end faces of two sides of the shaft and the end face of the gear, the first output shaft and the second output shaft are prevented from moving in the measuring process, and measuring accuracy is improved.
To put it more in detail, F1=300N ± 5N; f2= F4=100N ± 5N; f3=300N + G3, G3 is the gravity of the first output shaft, F8=300N ± 5N; f9= F11=100N ± 5N; f10=300N + G10, G10 is the gravity of the second output shaft.
To put it more concretely, when measuring the differential, the loading surfaces include both side end surfaces of the transmission shaft, the number of the loading surfaces is 2, and the forces to be applied to the 2 loading surfaces are set to F12, F13, respectively. In the measuring process of the differential, only axial force needs to be loaded on the end faces of two sides of the shaft, so that the differential is prevented from moving in the measuring process, and the measuring precision is improved.
To put it in more detail, F12=300N + 5N; f13=300N + G13, G13 being the weight of the differential.
According to the actual structure of the gearbox to be measured, different measuring schemes are designed aiming at the first output shaft, the second output shaft and the differential mechanism, the pertinence is strong, the measuring precision is high, material waste is avoided, and the space is reasonably utilized.
In further detail, the SHIM comprises SHIM A and SHIM B on the first output shaft, SHIM C and SHIM E on the second output shaft, SHIM F and SHIM G on the differential, SHIM A, SHIM C and SHIM F are used for adjusting the axial positions of the shafting, and SHIM B, SHIM E and SHIM G are used for applying pre-tightening force to the shafting bearing. The invention adopts double-side cushion selection aiming at the gearbox, can adjust the axial position among shafting and apply pretightening force to the shafting, can reduce the error among the shafting, effectively avoids error superposition, enhances the reliability and tightness of shafting connection, prevents the shafts from generating gaps or relative slippage after being loaded, and ensures the precision of the gearbox.
To put it in detail, when measuring the output shaft one, three dimensions are measured and set as H01, H02, H05, respectively; when measuring the second output shaft, three dimensions are required to be measured and are respectively set as H03, H04 and H06; when the differential is measured, two sizes are required to be measured and are respectively set as D01 and D02, and the cushion selection formula of SHIM A is GAP A = A02+ G03-A01-H01-G01; SHIM formula for SHIM B is GAP B = G03-GAP a-H02-G07; the pad selection formula of SHIM C is GAP C = A02+ G04-A01-H03-G01; the pad selection formula of SHIM E is GAP E = G04-GAP C-H04-G08; the pad selection formula of SHIM F is GAP F = G05+ a02+ H05+2-a 01-D01-G01; the pad selection formula of SHIM G is GAP G = G05+ G09-GAP F-D02; g01, G02, G03, G04 and G05 are the size of the gearbox shell; g06, G07, G08, G09 are the dimensions of the clutch housing; a01, a02, a03 are dimensions of the input shaft. The dimensions of the transmission housing, the clutch housing, and the input shaft are measured in other ways. According to the invention, the pad is selected according to the matching relation of the first output shaft, the second output shaft and the differential in the gearbox, the distance to be measured on each shaft is directly measured, the thickness of the pad to be selected is obtained according to calculation, the measurement and calculation are convenient, and the value of the thickness of the pad is accurate.
In a further elaboration, the two side end faces of the gearbox shaft respectively use the shaft loading mechanism 1 and the shaft lifting mechanism 2 to apply axial force, the shaft loading mechanism 1 is connected with the counterweight plate I3 and the counterweight block 4 installed on the counterweight plate I3, the counterweight block 4 provides the axial force for the shaft loading mechanism 1, and the shaft lifting mechanism 2 is connected with a driving device for providing the axial force. This setting makes each gearbox axle at the measuring in-process, and the both ends of axle are lifted mechanism 2 fixedly by axle loading mechanism 1 and axle respectively, and axle loading mechanism 1 lifts mechanism 2 with the axle and also can be according to the both ends loading axial force of demand countershaft simultaneously for prevent that the axle from at the measuring in-process drunkenness.
In further detail, the gear end face is loaded by using the gear loading mechanism 5, the gear loading mechanism 5 comprises a support frame 6, a loading rod 7 and a loading connecting rod 8, the middle of the loading rod 7 is rotatably connected onto the support frame 6, one end of the loading rod 7 is a loading contact 9, the other end of the loading rod 7 is provided with a balance block 10, the upper end of the loading connecting rod 8 is fixedly connected with the balance block 4, the loading connecting rod 8 can reciprocate along the length direction and is abutted to or separated from the loading rod 7, when the loading connecting rod 8 is abutted to the loading rod 7, the loading contact 9 is abutted to a gearbox shaft, and when the loading connecting rod 8 is separated from the loading rod 7, the loading contact 9 is separated from the gearbox shaft under the action of the balance block 10. The loading connecting rod 8 is provided with a connecting rod which drives the loading connecting rod 8 to move along the length direction. According to the arrangement, when the loading is not carried out, the loading contact 9 is separated from the loading surface by the loading rod 7 under the action of the balance weight 10, and when the loading is required, the loading rod 7 is driven to rotate through the loading connecting rod 8, and the loading contact 9 is abutted against the loading surface. This setting makes can set up the weight of balancing weight 4 and balancing piece 10 according to the production demand of reality, can control the axial force that loading contact 9 loaded to the loading face, and simple structure is convenient and the loading is accurate.
In more detail, the distance between each measured surface is measured by the contact measuring mechanism 11 and the quadrilateral measuring mechanism 12, the contact measuring mechanism 11 is connected with the displacement sensor 13, the displacement sensor 13 directly abuts against the surface of the gearbox shaft and measures, the quadrilateral measuring mechanism comprises a support 14, an elastic sheet 15, a contact 16 and a measuring rod 17, the elastic sheet 15 comprises movable edges 18 on two sides and a connecting edge 19 in the middle, the elastic sheet 15 is connected with the support 14 to form a parallelogram, the end part of the movable edge 18 is connected with the support 14, the contact 16 is connected onto the movable edge 18, the contact 16 is arranged upwards or downwards along the vertical direction, the measuring rod 17 is connected onto the movable edge 18, the measuring rod 17 can displace along with the deformation of the elastic sheet 15, the displacement sensor 13 is installed on the support 14, and the displacement sensor 13 is used for measuring the displacement distance of the measuring rod 17. The surface of the quadrangular measuring mechanism which can be measured by the contact measuring mechanism 11 is close to the side of the shaft loading mechanism 1 and is not blocked. The contact type measuring mechanism 11 has simple structure and convenient measurement. The displacement sensor 13 in the quadrilateral measuring mechanism is arranged on the bracket 14 and is not in direct contact with the measured surface, and the measuring displacement of the contact 16 is transmitted to the displacement sensor 13 by the principle that the parallel sides of the parallelogram are uniformly displaced in the vertical direction. The surface measured by the square measuring mechanism 12 often requires a small surface, and direct measurement by the displacement sensor 13 affects the measurement accuracy. This setting only needs the contact 16 butt of less volume on by the side, transmits the displacement of contact 16 to spacious position and measure through parallelogram's structure for measurement accuracy is more accurate.
To put it more concretely, the contact-type measuring mechanism 11 is provided to the shaft loading mechanism 1 and the shaft lifting mechanism 2. This setting makes the axle add the mechanism and the axle lifts up mechanism 2 and can also gather the positional information of being surveyed the face giving the in-process of gearbox axle axial force, and it is convenient to measure, and data are accurate.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the terms of the shaft loading mechanism 1, the shaft lifting mechanism 2, the first counter weight plate 3, the counter weight 4, the tooth loading mechanism 5, the support frame 6, the loading rod 7, the loading link 8, the loading contact 9, the counter weight 10, the contact type measuring mechanism 11, the quadrilateral measuring mechanism 12, the displacement sensor 13, the bracket 14, the elastic sheet 15, the contact 16, the measuring rod 17, the movable edge 18, the connecting edge 19, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (8)
1. A method for measuring a gearbox shafting selection pad is characterized by being used for measuring a first output shaft, a second output shaft and a differential, and comprising the following steps of:
step A, selecting a loading surface on a gearbox shaft;
step B, loading axial force on the loading surface;
c, selecting a measured surface on the variable speed shaft;
step D, measuring the distance between the measured surfaces;
step E, calculating the size of the gasket;
when the first output shaft and the second output shaft are measured, the loading surfaces comprise end surfaces on two sides of a gearbox shaft and end surfaces of gears, when the first output shaft is measured, the number of the loading surfaces is 4, the force required to be applied to the 4 loading surfaces is respectively set as F1, F2, F3 and F4, when the second output shaft is measured, the number of the loading surfaces is 4, and the force required to be applied to the 4 loading surfaces is respectively set as F8, F9, F10 and F11;
the gear end surface is loaded by a tooth loading mechanism (5), the tooth loading mechanism (5) comprises a support frame (6), a loading rod (7) and a loading connecting rod (8), the middle part of the loading rod (7) is rotationally connected to the support frame (6), one end of the loading rod (7) is provided with a loading contact (9), the other end of the loading rod (7) is provided with a balance block (10), the upper end of the loading connecting rod (8) is fixedly connected with a balance weight block (4), the loading connecting rod (8) can do reciprocating motion along the length direction and is abutted against or separated from the loading rod (7), when the loading connecting rod (8) is abutted with the loading rod (7), the loading contact (9) is abutted with the axle of the gear box, when the loading connecting rod (8) is separated from the loading rod (7), the loading contact (9) is separated from the speed-changing box shaft under the action of the balance weight (10).
2. The method for measuring the selected pad of the gearbox shaft system according to claim 1, wherein F1=300N ± 5N; f2= F4=100N ± 5N; f3=300N + G3, G3 being the gravity of the first output shaft; f8=300N ± 5N; f9= F11=100N ± 5N; f10=300N + G10, G10 is the gravity of the second output shaft.
3. The method for measuring the selected pad of the shaft system of the gearbox as recited in claim 1, wherein when measuring the differential, the loading surfaces comprise two side end surfaces of the shaft of the gearbox, the number of the loading surfaces is 2, and the force required to be applied to the 2 loading surfaces is respectively set to F12 and F13.
4. The method for measuring the selected pad of the gearbox shaft system as recited in claim 3, wherein F12=300N + 5N; f13=300N + G13, G13 being the weight of the differential.
5. The method for measuring the selected pad of the shaft system of the gearbox as claimed in claim 1, wherein the pad comprises SHIM a and SHIM B on the first output shaft, SHIM C and SHIM E on the second output shaft, and SHIM F and SHIM G on the differential, wherein SHIM a, SHIM C and SHIM F are used for adjusting the axial position between the shaft systems, and SHIM B, SHIM E and SHIM G are used for applying pre-tightening force to the shaft system bearing.
6. The method for measuring the selected pad of the shaft system of the gearbox as claimed in claim 5, wherein when measuring the output shaft I, three dimensions are measured and set as H01, H02 and H05; when measuring the second output shaft, three dimensions are required to be measured and are respectively set as H03, H04 and H06; when the differential is measured, two sizes are required to be measured and are respectively set as D01 and D02, and the cushion selection formula of SHIM A is GAP A = A02+ G03-A01-H01-G01; SHIM formula for SHIM B is GAP B = G03-GAP a-H02-G07; the pad selection formula of SHIM C is GAP C = A02+ G04-A01-H03-G01; the pad selection formula of SHIM E is GAP E = G04-GAP C-H04-G08; the pad selection formula of SHIM F is GAP F = G05+ a02+ H05+2-a 01-D01-G01; the pad selection formula of SHIM G is GAP G = G05+ G09-GAP F-D02; g01, G02, G03, G04 and G05 are the size of the gearbox shell; g06, G07, G08, G09 are the dimensions of the clutch housing; a01, a02, a03 are dimensions of the input shaft.
7. The method for measuring the cushion selection of the shaft system of the gearbox as claimed in claim 1, wherein axial force is applied to two side end faces of the shaft of the gearbox by using a shaft loading mechanism (1) and a shaft lifting mechanism (2) respectively, the shaft loading mechanism (1) is connected with a first counterweight plate (3) and a counterweight block (4) installed on the first counterweight plate (3), the counterweight block (4) provides the axial force for the shaft loading mechanism (1), and the shaft lifting mechanism (2) is connected with a driving device for providing the axial force.
8. The method for measuring the pad selection of the gearbox shaft system according to claim 1, wherein the distance between the measured surfaces is measured by a contact measuring mechanism (11) and a quadrilateral measuring mechanism (12), the contact measuring mechanism (11) is connected with a displacement sensor (13), the displacement sensor (13) directly abuts against the surface of the gearbox shaft and measures the distance, the quadrilateral measuring mechanism comprises a bracket (14), an elastic sheet (15), a contact (16) and a measuring rod (17), the elastic sheet (15) comprises movable edges (18) at two sides and a connecting edge (19) in the middle, the elastic sheet (15) is connected with the bracket (14) to form a parallelogram, the end part of the movable edge (18) is connected with the bracket (14), the contact (16) is connected with the movable edges (18), and the contact (16) is arranged upwards or downwards along the vertical direction, the measuring rod (17) is connected to the movable edge (18), the measuring rod (17) can move along with the deformation of the elastic sheet (15), the displacement sensor (13) is installed on the support (14), and the displacement sensor (13) is used for measuring the displacement distance of the measuring rod (17).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911180896.5A CN111024019B (en) | 2018-08-24 | 2018-08-24 | Accurate pad selecting method for gearbox shafting |
| CN201810973759.6A CN108801189B (en) | 2018-08-24 | 2018-08-24 | Pad selecting method for gearbox shafting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810973759.6A CN108801189B (en) | 2018-08-24 | 2018-08-24 | Pad selecting method for gearbox shafting |
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| CN201911180896.5A Division CN111024019B (en) | 2018-08-24 | 2018-08-24 | Accurate pad selecting method for gearbox shafting |
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| CN108801189A CN108801189A (en) | 2018-11-13 |
| CN108801189B true CN108801189B (en) | 2020-04-03 |
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| CN201810973759.6A Active CN108801189B (en) | 2018-08-24 | 2018-08-24 | Pad selecting method for gearbox shafting |
| CN201911180896.5A Active CN111024019B (en) | 2018-08-24 | 2018-08-24 | Accurate pad selecting method for gearbox shafting |
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| CN109540511B (en) * | 2018-11-29 | 2024-09-27 | 麦格纳（太仓）汽车科技有限公司 | Clutch gear detection equipment and detection method |
| CN109724544B (en) * | 2019-01-14 | 2020-09-11 | 山东帝胜变速器有限公司 | Method for correcting piston clearance of brake belt of special automatic transmission |
| CN110411318A (en) * | 2019-06-28 | 2019-11-05 | 柳州上汽汽车变速器有限公司柳东分公司 | A kind of belt wheel installation choosing pad gantry tooling |
| CN110887428A (en) * | 2019-11-22 | 2020-03-17 | 柳州上汽汽车变速器有限公司 | Matching method for input shaft gasket of automobile transmission |
| CN115342707B (en) * | 2022-09-02 | 2025-01-21 | 泸州容大智能变速器有限公司 | A method for measuring the gasket of a passive pulley |
| CN115560980B (en) * | 2022-11-07 | 2025-11-21 | 安徽坤泰车辆动力科技有限公司 | Clutch selecting pad measuring and stroke rechecking device and method thereof |
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| CN111024019A (en) | 2020-04-17 |
| CN111024019B (en) | 2021-10-01 |
| CN108801189A (en) | 2018-11-13 |
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