CN203069378U - Gearbox input-output shaft transmission error test tool - Google Patents

Gearbox input-output shaft transmission error test tool Download PDF

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Publication number
CN203069378U
CN203069378U CN201320040393.XU CN201320040393U CN203069378U CN 203069378 U CN203069378 U CN 203069378U CN 201320040393 U CN201320040393 U CN 201320040393U CN 203069378 U CN203069378 U CN 203069378U
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China
Prior art keywords
shaft
output shaft
input
transmission error
error test
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Expired - Lifetime
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CN201320040393.XU
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Chinese (zh)
Inventor
唐海强
谢文强
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Wuhu Wanliyang Transmission Co ltd
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SAIC Chery Automobile Co Ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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Abstract

The utility model relates to a gearbox input-output shaft transmission error test tool, which comprises a gearbox housing (1), an input shaft (20) and an output shaft (30). An end of the input shaft (20) and an end of the output shaft (30) are provided with an input shaft lengthening shaft (21) and an output shaft lengthening shaft (31) respectively. A probe of an encoder A (25) and the input shaft lengthening shaft (21) are connected in a concave-convex cooperation structure and collect rotating speed signals of the input shaft. A probe of an encoder (35) and the output shaft lengthening shaft (31) are connected in a concave-convex cooperation structure and collect rotating speed signals of the output shaft. As the input shaft and the output shaft are additionally provided with a lengthening shaft respectively, and the lengthening shafts are cooperated with the probes of the encoders in a concave-convex cooperation manner, so that high-precision coaxiality of the gearbox under each condition is realized, transmission precision is ensured, and measurement errors are reduced.

Description

A kind of wheel box input and output shaft transmission error test fixture
Technical field
The utility model relates to a kind of rotating speed transmission field tests, in particular automobile gearbox input and output shaft transmission error test fixture.
Background technology
Wheel box mainly refers to the wheel box of automobile, and it is divided into manual, automatic two kinds, and manual transmission mainly is made up of gear and axle, produces the speed change bending moment by different gear combination; And automatic gear-box AT is made up of hydraulic torque converter, planet wheel and hydraulic control system, and the mode by fluid power transmission and gear combination reaches the speed change bending moment.Function is: one, change ratio of gear; Two, under the constant situation of hand engine rotation, automobile can be fallen back travel; Three, utilize neutral, interrupt transmission of power, with engine can start, idling, and be convenient to shifting of transmission or carry out power output.
Because the deficiency of design of gears manufacturing accuracy causes the fluctuation of gear transmission rotating speed, causes hull vibration, cause that the life-span of whistler and wheel box reduces.
Along with the continuous development of automotive engineering, also more and more higher to wheel box NVH quality requirements.Thereby can use wheel box input and output shaft transmission error test fixture.This wheel box input and output shaft transmission error test fixture is measured wheel box input and output shaft rotating speed and whether is had transmission error, thereby determines the performance of wheel box.But at present the measurement problem that wheel box input and output shaft transmission error test fixture can not fine solution transmission error exists and measures distortion, can not truly reflect the real performance of wheel box.
Summary of the invention
The utility model has designed a kind of wheel box input and output shaft transmission error test fixture, the technical matters of its solution is the measurement problem that present wheel box input and output shaft transmission error test fixture can not fine solution transmission error, exist and measure distortion, can not truly reflect the real performance of wheel box.
In order to solve the technical matters of above-mentioned existence, the utility model has adopted following scheme:
A kind of wheel box input and output shaft transmission error test fixture, comprise gear box casing (1), input shaft (20) and output shaft (30), be connected an input shaft extension shaft (21) and output shaft extension shaft (31) at input shaft (20) respectively with output shaft (30) end; Scrambler A(25) probe is connected with concavo-convex fit structure with input shaft extension shaft (21) and gathers input shaft rotating speed signal, scrambler B(35) probe also be connected with concavo-convex matching mechanism with output shaft extension shaft (31) and gather the output shaft tach signal; Wheel box input shaft (20) and output shaft (30) are realized the precision of coaxial accuracy height to guarantee to transmit with scrambler probe separately by concavo-convex ways of connecting respectively.
Further, scrambler A(25) be fixed on stator A(23 by the mode that is spirally connected) boss on, fixed cap A(24) be clamped in gear box casing (1) and stator A(23) fin (231) between and the three also fix by the mode that is spirally connected; Scrambler A(25) probe passes stator A(23) mounting hole on the boss, input shaft extension shaft (21) also passes fixed cap A(24) on mounting hole.
Further, be provided with O-ring seal A(22 at input shaft extension shaft (21)), sealing circle A(22) be clamped in gear box casing (1) and fixed cap A(24) between.
Further, input shaft (20) is fixedlyed connected with input shaft extension shaft (21) by the mode of welding.
Further, scrambler B(35) be fixed on stator B(33 by the mode that is spirally connected) boss on, fixed cap B(34) be clamped in gear box casing (1) and stator B(33) fin (331) between and the three also fix by the mode that is spirally connected; Scrambler B(35) probe passes stator B(33) mounting hole on the boss, output shaft extension shaft (31) also passes fixed cap B(34) on mounting hole.
Further, be provided with O-ring seal B(32 at output shaft extension shaft (31)), sealing circle B(32) be clamped in gear box casing (1) and fixed cap B(34) between.
Further, output shaft (30) is fixedlyed connected with output shaft extension shaft (31) by the mode of welding.
This wheel box input and output shaft transmission error test fixture is compared with traditional wheel box input and output shaft transmission error test fixture, has following beneficial effect:
(1) the utility model is owing to increase by an extension shaft respectively on input and output shaft, and cooperate with the scrambler probe by the mode of extension shaft with concavo-convex cooperation, realize wheel box coaxial accuracy height under each operating mode, guarantee the precision transmitted to reduce measuring error.
(2) therefore the utility model can guarantee that scrambler can not cause shake because of the error of right alignment, and influence measurement result because scrambler is fixed by stator and gear box casing.
(3) the utility model is owing to increase by an O-ring seal respectively on input shaft extension shaft and the output shaft extension shaft, and the transmission housing external surface can be avoided leakage of oil and influence environment and operation with the covering of sealing circle.
Description of drawings
Fig. 1: the utility model wheel box input and output shaft transmission error test fixture structural representation;
Fig. 2: wheel box input shaft structural representation of the present utility model;
Fig. 3: output shaft of gear-box structural representation of the present utility model;
Fig. 4: fixed cap structural representation of the present utility model;
Fig. 5: stator structural representation of the present utility model.
Description of reference numerals:
1-gear box casing; 20-input shaft; 21-input shaft extension shaft; 22-O-ring seal A; 23-stator A; 231-fin; 24-fixed cap A; 25-scrambler A; 26-pad; 30-output shaft; 31-output shaft extension shaft; 32-O-ring seal B; 33-stator B; 331-fin; 34-fixed cap B; 35-scrambler B; 36-pad.
Embodiment
Below in conjunction with Fig. 1 to Fig. 5, the utility model is described further:
As shown in Figure 1, a kind of wheel box input and output shaft transmission error test fixture comprises gear box casing 1, input shaft 20 and output shaft 30, is connected an input shaft extension shaft 21 and output shaft extension shaft 31 at input shaft 20 respectively with output shaft 30 ends; The probe of scrambler A25 is connected with concavo-convex fit structure with input shaft extension shaft 21 and gathers input shaft rotating speed signal, and the probe of scrambler B35 also is connected with concavo-convex matching mechanism with output shaft extension shaft 31 and gathers the output shaft tach signal; Wheel box input shaft 20 and output shaft 30 are realized the precision of coaxial accuracy height to guarantee to transmit with scrambler probe separately by concavo-convex ways of connecting respectively.
Specifically, scrambler A25 is fixed on by the mode that is spirally connected on the boss of stator A23, and fixed cap A24 is clamped between the fin 231 of gear box casing 1 and stator A23 and the three also fixes by the mode that is spirally connected; The probe of scrambler A25 passes the mounting hole on the stator A23 boss, and input shaft extension shaft 21 also passes the mounting hole on the fixed cap A24.Be provided with O-ring seal A22 at input shaft extension shaft 21, sealing circle A22 is clamped between gear box casing 1 and the fixed cap A24.
Scrambler B35 is fixed on by the mode that is spirally connected on the boss of stator B33, and fixed cap B34 is clamped between the fin 331 of gear box casing 1 and stator B33 and the three also fixes by the mode that is spirally connected; The probe of scrambler B35 passes the mounting hole on the stator B33 boss, and output shaft extension shaft 31 also passes the mounting hole on the fixed cap B34.Be provided with O-ring seal B32 at output shaft extension shaft 31, sealing circle B32 is clamped between gear box casing 1 and the fixed cap B34.
As shown in Figure 2, input shaft 20 is fixedlyed connected with input shaft extension shaft 21 by the mode of welding.There is pad 26 between input shaft 20 and the input shaft extension shaft 21.
As shown in Figure 3, output shaft 30 is fixedlyed connected with output shaft extension shaft 31 by the mode of welding.There is pad 36 between output shaft 30 and the output shaft extension shaft 31.
As shown in Figure 4, fixed cap A24 or fixed cap B34 are the disc structure of a band boss, are provided with the mounting hole of input shaft extension shaft 21 or output shaft extension shaft 31 in this disc centre.
As shown in Figure 5, stator A23 or stator B33 also contain a boss structure, and this boss is provided with scrambler probe mounting hole, are provided with two fins 231,331 below boss.
Installation steps of the present utility model are as follows:
The processing of input shaft extension shaft and output shaft extension shaft is to weld earlier, then with the rear bearing surface of gear-box axle as reference, the processing extension shaft is guaranteed the right alignment of periphery and the gear-box axle of extension shaft.
According to step, earlier the wheel box of extension shaft and punching gear box casing is assembled, requiring extension shaft not receive in the assembling process knocks and collides, put O-ring seal, press fixed cap, then stator and scrambler are installed to together by the M4 bolt, the probe of scrambler and extension shaft are cooperated, and use the M2 screw-driving, with the M6 bolt stator, fixed cap are assembled on the housing in the lump at last.Above method repeats the input and output shaft frock is all assembled.
By reference to the accompanying drawings the utility model has been carried out exemplary description above; obvious realization of the present utility model is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; or without improving design of the present utility model and technical scheme are directly applied to other occasion, all in protection domain of the present utility model.

Claims (7)

1.一种变速箱输入输出轴传递误差测试工装，包括变速箱壳体（1）、输入轴（20）以及输出轴（30），其特征在于：在输入轴（20）和输出轴（30）端部分别连接一输入轴加长轴（21）和输出轴加长轴（31）；编码器A（25）的探头与输入轴加长轴（21）以凹凸配合结构连接并采集输入轴转速信号，编码器B（35）的探头也与输出轴加长轴（31）以凹凸配合机构连接并采集输出轴转速信号；变速箱输入轴（20）和输出轴（30）分别与各自的编码器探头通过凹凸连接的方式实现同轴度精度高以确保传递的精度。 1. A gearbox input and output shaft transmission error test tool, including a gearbox housing (1), an input shaft (20) and an output shaft (30), characterized in that: the input shaft (20) and the output shaft (30 ) ends are respectively connected to an input shaft extension shaft (21) and an output shaft extension shaft (31); the probe of the encoder A (25) is connected to the input shaft extension shaft (21) with a concave-convex fit structure and collects the input shaft speed signal, The probe of encoder B (35) is also connected with the output shaft extension shaft (31) by a concave-convex mechanism to collect the output shaft speed signal; the input shaft (20) and output shaft (30) of the gearbox pass through the respective encoder probes respectively The concave-convex connection method achieves high coaxiality accuracy to ensure the accuracy of transmission. 2.根据权利要求1所述变速箱输入输出轴传递误差测试工装，其特征在于：编码器A（25）通过螺接的方式固定在固定片A（23）的凸台上，固定盖A（24）被夹持在变速箱壳体（1）和固定片A（23）的翼片（231）之间并且三者也通过螺接的方式进行固定；编码器A（25）的探头穿过固定片A（23）凸台上的安装孔，输入轴加长轴（21）也穿过固定盖A（24）上的安装孔。 2. According to claim 1, the gearbox input and output shaft transmission error test tool is characterized in that: the encoder A (25) is fixed on the boss of the fixed piece A (23) by screwing, and the fixed cover A ( 24) It is clamped between the gearbox housing (1) and the fin (231) of the fixed piece A (23) and the three are also fixed by screwing; the probe of the encoder A (25) passes through The mounting hole on the boss of the fixed piece A (23), the input shaft extension shaft (21) also passes through the mounting hole on the fixed cover A (24). 3.根据权利要求2所述变速箱输入输出轴传递误差测试工装，其特征在于：在输入轴加长轴（21）上设有密封圈A（22），该密封圈A（22）被夹持在变速箱壳体（1）和固定盖A（24）之间。 3. According to claim 2, the gearbox input and output shaft transmission error test tool is characterized in that: a sealing ring A (22) is provided on the input shaft extension shaft (21), and the sealing ring A (22) is clamped Between the gearbox housing (1) and the fixed cover A (24). 4.根据权利要求3所述变速箱输入输出轴传递误差测试工装，其特征在于：输入轴（20）通过焊接的方式与输入轴加长轴（21）固定连接。 4 . The transmission error test tool for transmission input and output shafts according to claim 3 , wherein the input shaft ( 20 ) is fixedly connected to the input shaft extension shaft ( 21 ) by welding. 5.根据权利要求1至4中任何一项所述变速箱输入输出轴传递误差测试工装，其特征在于：编码器B（35）通过螺接的方式固定在固定片B（33）的凸台上，固定盖B（34）被夹持在变速箱壳体（1）和固定片B（33）的翼片（331）之间并且三者也通过螺接的方式进行固定；编码器B（35）的探头穿过固定片B（33）凸台上的安装孔，输出轴加长轴（31）也穿过固定盖B（34）上的安装孔。 5. According to any one of claims 1 to 4, the transmission error test tool for transmission input and output shafts is characterized in that: the encoder B (35) is fixed on the boss of the fixed piece B (33) by screwing , the fixed cover B (34) is clamped between the gearbox housing (1) and the fin (331) of the fixed piece B (33), and the three are also fixed by screwing; the encoder B ( The probe of 35) passes through the installation hole on the boss of the fixed piece B (33), and the output shaft extension shaft (31) also passes through the installation hole on the fixed cover B (34). 6.根据权利要求5所述变速箱输入输出轴传递误差测试工装，其特征在于：在输出轴加长轴（31）上设有密封圈B（32），该密封圈B（32）被夹持在变速箱壳体（1）和固定盖B（34）之间。 6. According to claim 5, the gearbox input and output shaft transmission error test tool is characterized in that: a sealing ring B (32) is provided on the output shaft extension shaft (31), and the sealing ring B (32) is clamped Between the gearbox housing (1) and the retaining cover B (34). 7.根据权利要求6所述变速箱输入输出轴传递误差测试工装，其特征在于：输出轴（30）通过焊接的方式与输出轴加长轴（31）固定连接。 7. The transmission error test tool for transmission input and output shafts according to claim 6, characterized in that: the output shaft (30) is fixedly connected to the output shaft extension shaft (31) by welding.
CN201320040393.XU 2013-01-25 2013-01-25 Gearbox input-output shaft transmission error test tool Expired - Lifetime CN203069378U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105784354A (en) * 2016-04-17 2016-07-20 吉林大学 Automobile mechanical gearbox transmission error comprehensive testing device and method
CN107300468A (en) * 2017-06-28 2017-10-27 重庆大学 The quiet dynamic measurement device of precise planetary reducer angular transmission error and its measuring method
CN107560847A (en) * 2017-10-13 2018-01-09 中国船舶重工集团公司第七0三研究所 A kind of single gear transmission error test system
CN111595579A (en) * 2020-06-19 2020-08-28 重庆青山工业有限责任公司 Transmission error test system of gearbox

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105784354A (en) * 2016-04-17 2016-07-20 吉林大学 Automobile mechanical gearbox transmission error comprehensive testing device and method
CN105784354B (en) * 2016-04-17 2018-07-10 吉林大学 Automotive mechanical transmission transmission error comprehensive test device and method
CN107300468A (en) * 2017-06-28 2017-10-27 重庆大学 The quiet dynamic measurement device of precise planetary reducer angular transmission error and its measuring method
CN107560847A (en) * 2017-10-13 2018-01-09 中国船舶重工集团公司第七0三研究所 A kind of single gear transmission error test system
CN111595579A (en) * 2020-06-19 2020-08-28 重庆青山工业有限责任公司 Transmission error test system of gearbox

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160504

Address after: 241006 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road

Patentee after: Wuhu Chery Transmission Co.,Ltd.

Address before: 241009 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road

Patentee before: CHERY AUTOMOBILE Co.,Ltd.

C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: 241000 Anhui city of Wuhu Province, Hunan Road economic and Technological Development Zone No. 11

Patentee after: WUHU WANLIYANG TRANSMISSION Co.,Ltd.

Address before: 241006 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road

Patentee before: Wuhu Chery Transmission Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20130717