CN107389345B - Automatic transmission test bed - Google Patents
Automatic transmission test bed Download PDFInfo
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- CN107389345B CN107389345B CN201710724925.4A CN201710724925A CN107389345B CN 107389345 B CN107389345 B CN 107389345B CN 201710724925 A CN201710724925 A CN 201710724925A CN 107389345 B CN107389345 B CN 107389345B
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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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- 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
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention belongs to the technical field of automobile detection equipment, and particularly relates to an automatic transmission test bed which is used for solving the technical problem of poor universality of the automatic transmission test bed in the prior art. Comprising the following steps: the device comprises a base frame, an input base, an output base, a testing device, a transmission fixing device, a position adjusting device, a power loading device and a control device; one end of the top layer of the base frame is provided with an input base, and the other end is provided with an output base; one end of the input base, which is close to the output base, is provided with a transmission fixing device, and the other end of the input base and the output base are provided with a testing device; an adjusting device is arranged between the output base and the top layer of the base frame; the bottom layer of the base frame is provided with a power loading device; the power loading device is connected with the testing device; the power loading device and the testing device are respectively connected with the control device; a position adjustment device comprising: a horizontal direction adjusting device and a height adjusting device. Compared with the prior art, the invention has the advantages of multi-direction adjustability, simple and convenient operation and high universality.
Description
Technical Field
The invention belongs to the technical field of automobile detection equipment, and particularly relates to a multidirectional adjustable automatic transmission test bed which can be used for automobile teaching and scientific research.
Background
With the rapid development of economy and the progress of science and technology, automobiles gradually enter home households, and with the development of automobile technology and the consideration of urban traffic jam conditions and trip safety by people, more and more families select automatic automobiles. In an automatic transmission automobile, an automatic transmission is one of key components of an automobile transmission assembly, and performance of the automatic transmission directly affects power performance, reliability, economy and safety of the automobile, so that in order to improve quality of the automatic transmission, bench tests of the automatic transmission of the automobile are increasingly emphasized no matter automobile manufacturers or automobile teaching and scientific research institutions. At present, an automatic transmission test bed for teaching and scientific research is designed for a certain specific type of automatic transmission, multi-direction flexible adjustment cannot be carried out according to the requirements of installation sizes of the multi-type transmission, the installation fixture is required to be changed greatly when different types of transmissions are replaced, the universality is poor, the test cost is high, and the requirements of teaching and scientific research cannot be met in time.
Disclosure of Invention
The invention provides an automatic transmission test bed, which aims to solve the technical problem of poor universality of the automatic transmission test bed for teaching and scientific research in the prior art, is multi-directionally adjustable, is simple and convenient to operate, can meet the requirements of different automatic transmissions on installation sizes, and has high universality.
In order to solve the above technical problems, the present invention provides an automatic transmission test stand, comprising: the device comprises a base frame, an input base, an output base, a testing device, a transmission fixing device, a position adjusting device, a power loading device and a control device;
the base frame comprises a base frame top layer and a base frame bottom layer; one end of the top layer of the base frame is provided with an input base, and the other end is provided with an output base; one end of the input base, which is close to the output base, is provided with a transmission fixing device, and the other end of the input base and the output base are provided with a testing device; a position adjusting device is arranged between the output base and the top layer of the base frame; the bottom layer of the base frame is provided with a power loading device; the power loading device is connected with the testing device; the power loading device and the testing device are respectively connected with the control device; when the automatic transmission works, the automatic transmission is placed on the input base and is fixed by the transmission fixing device, the input shaft of the automatic transmission is connected with the testing equipment on the input base, and the output shaft of the automatic transmission is connected with the output equipment on the output base.
A position adjustment device comprising: a horizontal direction adjusting device and a height adjusting device;
wherein, horizontal direction adjusting device includes: a longitudinal moving base and a transverse moving base are sequentially arranged below the output base from top to bottom; the direction parallel to the output shaft of the input shaft of the automatic transmission is transverse, and the direction perpendicular to the output shaft of the input shaft of the automatic transmission is longitudinal.
A longitudinal sliding rail is arranged between the longitudinal moving base and the transverse moving base along the longitudinal direction; the bottom surface of the top layer of the base frame is fixedly provided with a longitudinally moving bearing seat along the longitudinal direction; the longitudinal movement transmission screw rod is matched with a bearing in the longitudinal movement bearing seat to realize positioning and can freely rotate; the bottom surface of the longitudinally moving base is fixedly provided with a longitudinally moving driving screw block; the longitudinal movement transmission screw is provided with threads which are connected with the longitudinal movement transmission screw block in a threaded manner; the longitudinal moving base can longitudinally move by means of the longitudinal moving sliding rail under the drive of the longitudinal moving transmission screw; the longitudinal center distance between the input shaft and the output shaft of the automatic transmission of different types is different, and the longitudinal base capable of longitudinally moving is arranged and can drive the output base to longitudinally move and is used for adjusting the longitudinal distance between the test equipment on the input base and the test equipment on the output base so as to adapt to the automatic transmission of different types.
A transverse sliding rail is arranged between the transverse sliding base and the top surface of the top layer of the base frame along the transverse direction; the bottom surface of the top layer of the base frame is fixedly provided with a transverse bearing seat along the transverse direction; the transverse transmission screw rod is matched with a bearing in the transverse bearing seat to realize positioning and can freely rotate; the bottom surface of the transverse moving base is fixedly provided with a transverse moving driving screw block; the transverse moving transmission screw is provided with threads which are connected with the transverse moving transmission screw block in a threaded manner; the transverse moving base can move transversely by means of the transverse moving sliding rail under the drive of the transverse moving transmission screw; the transverse distance between the input shaft and the output shaft of the automatic transmission of different types is different, the transverse moving base capable of transversely moving is arranged, the output base can be driven to transversely move, and the transverse distance between the test equipment on the input base and the test equipment on the output base is used for adjusting so as to adapt to the automatic transmission of different types.
A height adjustment device comprising: the output base is connected with the longitudinal moving base through a height adjusting bolt, and a locking nut is arranged on the upper portion of the height adjusting bolt. The vertical height difference between the output shaft and the output shaft of the different automatic speed changers is different, the height between the output base and the longitudinally moving base can be adjusted through rotating the height adjusting bolt, and then the height difference between the output base and the input base is adjusted, so that the different automatic speed changers are adapted.
Preferably, the horizontal direction adjusting device includes: a longitudinal moving base and a transverse moving base are sequentially arranged below the output base from top to bottom;
longitudinally moving the bottom surface of the base, and longitudinally fixing longitudinally moving sliding blocks on two sides of the base respectively; the top surface of the transverse moving base is fixedly provided with longitudinal moving guide rails matched with the longitudinal moving sliding blocks along the longitudinal direction at two sides; a longitudinally moving transmission screw block is fixedly arranged at the center part of the bottom surface of the longitudinally moving base; the bottom surface of the top layer of the base frame is fixedly provided with two longitudinally moving bearing seats along the longitudinal direction; the longitudinal movement drive screw block and the two longitudinal movement bearing seats are positioned on the same longitudinal straight line, and the longitudinal movement drive screw block is positioned between the two longitudinal movement bearing seats; the two ends of the longitudinal movement transmission screw rod are matched with bearings in the longitudinal movement bearing seat to realize positioning and can freely rotate, and the middle part of the longitudinal movement transmission screw rod is provided with threads matched with the longitudinal movement transmission screw block and is in threaded connection with the longitudinal movement transmission screw block; the longitudinal moving base can longitudinally move by means of the longitudinal moving sliding block and the longitudinal moving guide rail under the drive of the longitudinal moving transmission screw rod;
the two sides of the bottom surface of the transverse moving base are fixedly provided with transverse moving sliding blocks along the transverse direction; the top surface of the top layer of the base frame is fixedly provided with transverse moving guide rails matched with the transverse moving sliding blocks along the transverse direction at two sides; the bottom surface of the traversing base is fixedly provided with a traversing drive screw block at the center; the bottom surface of the top layer of the base frame is fixedly provided with two transverse bearing seats along the transverse direction; the transverse moving transmission screw block and the two transverse moving bearing seats are positioned on the same transverse straight line, and the transverse moving transmission screw block is positioned between the two transverse moving bearing seats; the two ends of the transverse transmission screw rod are matched with bearings in the transverse bearing seat to realize positioning and can freely rotate, the middle part of the transverse transmission screw rod is provided with threads matched with the transverse transmission screw blocks, is in threaded connection with the transverse transmission screw blocks and is arranged on the top layer of the base frame; the transverse moving base can move transversely by means of the transverse moving sliding block and the transverse moving guide rail under the drive of the transverse moving transmission screw.
Preferably, the transmission fixing device includes: a first fixing device and a second fixing device;
the first fixing device is arranged at one end of the input base, which is close to the output base, and the second fixing device is arranged opposite to the first fixing device;
wherein, first fixing device includes: the screw rod is fixedly arranged on the input base through a screw rod fixing column; the screw rod is in threaded connection with the screw rod fixing column; the top of the screw rod is fixedly provided with a first adjusting block, and a strip-shaped notch is formed in the upper edge of the first adjusting block transversely; the threaded through holes at one end are fixedly connected with the notch on the first adjusting block through stud nuts, and the threaded through holes at the other end correspond to the threaded holes at the top end of the automatic transmission; the dimensions of the different automatic transmissions themselves differ in height and length. The screw rod is in threaded connection with the screw rod fixing column, and the first adjusting clamp is adjusted in the height direction by rotating the screw rod; by arranging the strip-shaped notch on the first adjusting block along the transverse direction, the first adjusting clamp can be adjusted in the length direction of the transmission, so that automatic transmissions with different height sizes and length sizes can be fixed.
A second fixture, comprising: the input base is provided with a first strip-shaped notch along the longitudinal direction; the lower part of the second fixing clamp is provided with a threaded through hole and is fixedly connected with a first strip-shaped notch on the input base through a stud nut;
a second strip-shaped notch is longitudinally formed in the input base; the lower part of the third fixing clamp is provided with a threaded through hole and is fixedly connected with a second strip-shaped notch on the input base through a stud nut;
the upper part of the second fixing clamp is provided with a threaded through hole, and the upper part of the third fixing clamp is provided with a threaded through hole which corresponds to the threaded hole on the side surface of the automatic transmission.
The automatic transmissions of different sizes have differences in the width direction, and by providing the first strip-shaped notch and the second strip-shaped notch, the positions of the second fixing clamp and the third fixing clamp in the width direction of the automatic transmission can be adjusted, so that the automatic transmissions of different width sizes can be fixed.
Preferably, the test device comprises: an input torque sensor and a driving shaft are fixedly arranged on the input base; an output torque sensor, a driven shaft, a brake, a speed measuring gear and a rotating speed sensor are fixedly arranged on the output base; the driving shaft is coaxially connected with an input shaft of the automatic transmission through a coupler, and the driven shaft is coaxially connected with an output shaft of the automatic transmission through a coupler. The output shaft and the journal of the output shaft of the automatic transmission are different, and the coupling is adopted, so that the automatic transmission is convenient to assemble, disassemble and replace.
The input torque sensor is fixedly connected with the power loading device at the input end, and the output end of the input torque sensor is fixedly connected with the input end of the driving shaft coaxially through a coupler; the input end of the output torque sensor is fixedly connected with the output end of the driven shaft coaxially through a coupler, and the output end of the output torque sensor is fixedly connected with the input shaft of the speed measuring gear coaxially through the coupler; the output shaft of the speed measuring gear is fixedly connected with the brake; the test end of the rotation speed sensor is opposite to the gear teeth of the speed measuring gear; an output torque sensor for testing the torque of the driven shaft; the speed measuring gear and the rotating speed sensor are used for testing the rotating speed of the driven shaft.
The input torque sensor, the output torque sensor, the brake and the rotation speed sensor are respectively connected with the control device.
Preferably, the power loading device comprises: the speed regulating mechanism is fixedly arranged on the bottom layer of the base frame, the input end of the speed regulating mechanism is fixedly connected with the output shaft of the motor, and the output end of the speed regulating mechanism is fixedly connected with the first belt pulley; the second belt pulley is fixedly arranged on the top layer of the base frame and is connected with the first belt pulley through a belt; the input end of the transmission shaft is fixedly connected with the second belt pulley, and the output end of the transmission shaft is coaxially and fixedly connected with the input torque sensor through a coupler;
the motor and the speed regulating mechanism are respectively connected with the control device.
Preferably, the control device includes: PLC, configuration software and upper computer; the configuration software is installed in the upper computer, the testing device and the power loading device are connected with the upper computer through the PLC, and the upper computer controls the testing device and the power loading device through the configuration software and the PLC.
Preferably, one end of the longitudinal moving transmission screw is provided with a handle, and one end of the transverse moving transmission screw is provided with a handle. The handle is arranged, so that operators can rotate the longitudinal moving driving screw and the transverse moving driving screw more easily. The handle arranged at one end of the longitudinal movement transmission screw rod is rotated to enable the longitudinal movement transmission screw rod block to move on the longitudinal movement transmission screw rod, so that the longitudinal movement base is driven to longitudinally move; the transverse moving transmission screw block moves on the transverse moving transmission screw rod by rotating a handle arranged at one section of the transverse moving transmission screw rod, so that the transverse moving transmission base is driven to move transversely.
Preferably, the tooth shape of the thread arranged in the middle of the longitudinally moving transmission screw and the tooth shape of the thread arranged in the middle of the transversely moving transmission screw are trapezoidal.
Preferably, the traversing guide rail and the longitudinally moving guide rail are both triangular guide rails.
Preferably, the brake is a magnetic powder brake;
the rotating speed sensor is a passive magneto-electric rotating speed sensor;
the motor is an electromagnetic speed-regulating asynchronous motor.
The beneficial effects of the invention include:
compared with the prior art, the automatic transmission test bed provided by the invention is multi-directionally adjustable, is simple and convenient to operate, can adapt to automatic transmissions with different structures, and has high universality.
Drawings
In the drawings:
FIG. 1 is a three-dimensional schematic view of a first monolithic structure according to the present invention;
FIG. 2 is a three-dimensional schematic of a second overall structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a front view of the overall structure of the present invention;
FIG. 5 is a partial enlarged view at B in FIG. 4;
FIG. 6 is a left side view of the overall structure of the present invention;
fig. 7 is a top view of the overall structure of the present invention.
Reference numerals illustrate: 1, a base frame; 11 top layer of the base frame; 12 a base frame bottom layer; 2, inputting a base; 3, outputting a base; 40 input torque sensor; 41 driving shaft; 42 output torque sensor; 43 driven shaft; a 44 brake; 45 speed measuring gears; 46 a rotational speed sensor; 500 screw rods; 501 screw rod fixing columns; 502 a first adjustment block; 503 a first adjustment fixture; 510 a second stationary fixture; 511 a third fixing clip; 610 longitudinally moving the base; 611 longitudinally moving the bearing seat; 612 longitudinally moving the drive screw; 613 moving the drive screw longitudinally; 620 traversing the base; 621 traversing the bearing seat; 622 traversing the drive screw; 623 traversing the drive screw; 630 longitudinally moving the slide; 631 longitudinally moving the guide rail; 640 traversing the slider; 641 traversing rails; 65 height adjusting bolts; 650 locking the nut; a 70 motor; 71 a speed regulating mechanism; 72 a first pulley; 73 a second pulley; 74 drive shafts.
Detailed Description
The invention will now be described in detail with reference to the accompanying drawings, in which specific embodiments thereof are shown.
Referring to fig. 1, 2, 3, 4 and 5, an automatic transmission test stand according to an embodiment of the present invention includes: the device comprises a base frame 1, an input base 2, an output base 3, a testing device, a transmission fixing device, a position adjusting device, a power loading device and a control device;
a base 1 comprising a base top layer 11 and a base bottom layer 12; one end of the top layer 11 of the base frame is provided with an input base 2, and the other end is provided with an output base 3; a transmission fixing device is arranged at one end, close to the output base 3, of the input base 2, and a testing device is arranged at the other end of the input base 2 and the output base 3; a position adjusting device is arranged between the output base 3 and the top layer 11 of the base frame; the base frame bottom layer 12 is provided with a power loading device; the power loading device is connected with the testing device; the power loading device and the testing device are respectively connected with the control device;
a position adjustment device comprising: a horizontal direction adjusting device and a height adjusting device;
wherein, horizontal direction adjusting device includes: a longitudinal moving base 610 and a transverse moving base 620 are sequentially arranged below the output base 3 from top to bottom;
a longitudinally moving slide rail is arranged between the longitudinally moving base 610 and the transversely moving base 620 along the longitudinal direction; the bottom surface of the top layer 11 of the base frame is fixedly provided with a longitudinally moving bearing seat 611 along the longitudinal direction; a longitudinally moving drive screw 612 which is positioned and can freely rotate by being matched with a bearing in a longitudinally moving bearing seat 611; the bottom surface of the longitudinal movement base 610 is fixedly provided with a longitudinal movement driving screw block 613; the longitudinal movement transmission screw 612 is provided with threads and is in threaded connection with the longitudinal movement transmission screw block 613; the longitudinal movement base 610 can move longitudinally by means of the longitudinal movement sliding rail under the drive of the longitudinal movement transmission screw 612;
a transverse sliding rail is arranged between the transverse sliding base 620 and the top surface of the top layer 11 of the base frame along the transverse direction; the bottom surface of the top layer 11 of the base frame is fixedly provided with a transverse bearing seat 621 along the transverse direction; the traversing drive screw 622 is positioned and can freely rotate by being matched with a bearing in the traversing bearing seat 621; the bottom surface of the traversing base 620 is fixedly provided with traversing drive screw 623; the traversing drive screw 622 is provided with threads and is in threaded connection with the traversing drive screw 623; the traversing base 620 can move laterally by means of traversing rails under the drive of traversing drive screw 622;
a height adjustment device comprising: the output base and the longitudinally moving base are connected through a height adjusting bolt 65, and a locking nut 650 is arranged on the upper portion of the height adjusting bolt. The height adjusting bolt 65 is screwed with the longitudinal moving base 610 and passes through the output base 3, and a lock nut 650 is provided at the upper portion of the bolt.
Preferably, referring to fig. 1, 2, 3, 4 and 5, the horizontal direction adjusting device includes: a longitudinal moving base 610 and a transverse moving base 620 are sequentially arranged below the output base 3 from top to bottom;
longitudinally moving the bottom surface of the base 610, both sides are fixedly provided with longitudinally moving sliding blocks 630 respectively along the longitudinal direction; the top surface of the traversing base 620 is fixedly provided with a longitudinal moving guide rail 631 matched with the longitudinal moving slide block 630 along the longitudinal direction at two sides; a longitudinally moving drive screw 613 is fixedly arranged at the center part of the bottom surface of the longitudinally moving base 610; the bottom surface of the top layer 11 of the base frame is fixedly provided with two longitudinally moving bearing seats 611 along the longitudinal direction; the longitudinal movement drive screw 613 and the two longitudinal movement bearing seats 611 are positioned on the same longitudinal straight line, and the longitudinal movement drive screw 613 is positioned between the two longitudinal movement bearing seats 611; the two ends of the longitudinal movement transmission screw 612 are matched with bearings in the longitudinal movement bearing seat 611 to realize positioning and can rotate freely, and the middle part of the longitudinal movement transmission screw 612 is provided with threads matched with the longitudinal movement transmission screw 613 and is in threaded connection with the longitudinal movement transmission screw 613; the longitudinal movement base 610 can move longitudinally by means of the longitudinal movement sliding block 630 and the longitudinal movement guide rail 631 under the drive of the longitudinal movement transmission screw 612;
the bottom surface of the traversing base 620 is fixedly provided with traversing sliding blocks 640 along the transverse direction at two sides; the top surface of the top layer 11 of the base frame is fixedly provided with transverse guide rails 641 which are matched with the transverse sliding blocks 640 along the transverse direction at two sides; a traversing driving screw block 623 is fixedly arranged at the center part of the bottom surface of the traversing base 620; two transverse bearing seats 621 are fixedly arranged on the bottom surface of the top layer 11 of the base frame along the transverse direction; the traversing gear screw 623 and the two traversing bearing seats 621 are positioned on the same transverse straight line, and the traversing gear screw 623 is positioned between the two traversing bearing seats 621; the two ends of the transverse moving transmission screw 622 are matched with bearings in the transverse moving bearing seat 621 to realize positioning and can freely rotate, and the middle part of the transverse moving transmission screw 622 is provided with threads matched with the transverse moving transmission screw 623 and is in threaded connection with the transverse moving transmission screw 623; the traverse base 620 is capable of being moved laterally by the traverse slider 640 and the traverse rail 641 under the drive of the traverse drive screw 622.
Preferably, referring to fig. 1, 6 and 7, a transmission fixing apparatus includes: a first fixing device and a second fixing device; the first fixing device is arranged at one end of the input base 2 close to the output base 3, and the second fixing device is arranged opposite to the first fixing device;
wherein, first fixing device includes: the screw rod 500 is fixedly arranged on the input base 2 through a screw rod fixing column 501; the screw rod 500 is in threaded connection with the screw rod fixing column 501; the top of the screw rod 500 is fixedly provided with a first adjusting block 502, and a strip-shaped notch is formed in the transverse direction of the first adjusting block; the first adjusting clamp 503 is provided with threaded through holes at two ends respectively, the threaded through hole at one end is fixedly connected with the notch on the first adjusting block 502 through a stud nut, and the threaded through hole at the other end corresponds to the threaded hole at the top end of the automatic transmission; by providing the first adjustment block 502 with a bar-shaped notch, the lateral mounting position of the first adjustment fixture 503 can be adjusted.
A second fixture, comprising: the input base 2 is provided with a first strip-shaped notch along the longitudinal direction; the lower part of the second fixing clamp 510 is provided with a threaded through hole, and the second fixing clamp 510 is fixedly connected with the first strip-shaped notch on the input base 2 through a stud nut, so that the longitudinal position of the second fixing clamp 510 can be adjusted;
the input base 2 is longitudinally provided with a second strip-shaped notch; the lower part of the third fixing clamp 511 is provided with a threaded through hole, and the third fixing clamp 511 is fixedly connected with a second strip-shaped notch on the input base through a stud nut, so that the longitudinal position of the third fixing clamp 511 can be adjusted;
the upper portion of the second fixing clamp 510 is provided with a threaded through hole, and the upper portion of the third fixing clamp 511 is provided with a threaded through hole, which corresponds to the threaded hole on the side surface of the automatic transmission, and the second fixing clamp 510 and the third fixing clamp 511 are only required to be replaced for different types of automatic transmissions.
Preferably, referring to fig. 1, the testing device includes: an input torque sensor 40 and a driving shaft 41 are fixedly arranged on the input base 2; an output torque sensor 42, a driven shaft 43, a brake 44, a speed measuring gear 45 and a rotating speed sensor 46 are fixedly arranged on the output base 3;
the input torque sensor 40 is fixedly connected with the power loading device at the input end and is fixedly connected with the input end of the driving shaft 41 coaxially through a coupler at the output end;
the output torque sensor 42 is coaxially and fixedly connected with the output end of the driven shaft 43 through a coupler, and the output end of the output torque sensor is coaxially and fixedly connected with the input shaft of the speed measuring gear 45 through a coupler; the output shaft of the speed measuring gear 45 is fixedly connected with the brake 44; the test end of the rotation speed sensor 46 is opposite to the gear teeth of the speed measuring gear 45;
the input torque sensor 40, the output torque sensor 42, the brake 44, and the rotation speed sensor 46 are connected to a control device, respectively.
Preferably, referring to fig. 1, the power loading device includes: the speed regulating mechanism 71 is fixedly arranged on the bottom layer of the base frame, the input end of the speed regulating mechanism is fixedly connected with the output shaft of the motor 70, and the output end of the speed regulating mechanism is fixedly connected with the first belt pulley 72; the second belt pulley 73 is fixedly arranged on the top layer 11 of the base frame and is connected with the first belt pulley 72 through a belt; a transmission shaft 74, the input end of which is fixedly connected with the second belt pulley 73, and the output end of which is coaxially and fixedly connected with the input torque sensor 40 through a coupling;
the motor 70 and the speed regulating mechanism 71 are connected to a control device, respectively.
Preferably, the control device includes: PLC (not shown), configuration software (not shown) and upper computer (not shown); the configuration software is installed in the upper computer, the testing device and the power loading device are connected with the upper computer through the PLC, and the upper computer controls the testing device and the power loading device through the configuration software and the PLC.
Preferably, referring to FIGS. 1 and 6, a handle is provided at one end of the longitudinal travel drive screw 612 and a handle is provided at one end of the lateral travel drive screw 622.
Preferably, as shown in FIGS. 1 and 3, the profile of the threads provided in the middle of the pitch drive screw 612 and the profile of the threads provided in the middle of the yaw drive screw 622 are trapezoidal.
Preferably, as shown in fig. 5 and 6, both the traversing rail 641 and the longitudinal rail 631 are triangular rails.
Preferably, as shown in FIG. 1, the brake 44 is a magnetic particle brake;
the rotation speed sensor 46 is a passive magneto-electric rotation speed sensor;
the motor 70 is an electromagnetic speed-regulating asynchronous motor.
The working principle and the process are as follows:
firstly, measuring the vertical height difference between an input shaft and an output shaft of an automatic transmission, and enabling the vertical height difference between a driving shaft and a driven shaft to be consistent with the vertical height difference between the input shaft and the output shaft of the automatic transmission to be tested by rotating a height adjusting bolt;
secondly, adjusting a transmission fixing device to fix the automatic transmission, and connecting an input shaft of the automatic transmission to be tested with a driving shaft through a coupler;
then, the transverse position and the longitudinal position of the driven shaft are adjusted by adjusting the horizontal direction adjusting device, and the output shaft of the automatic transmission to be tested is connected with the driven shaft through a coupler;
and finally, starting the motor through configuration software and PLC installed on the upper computer to realize normal operation of the automatic transmission, respectively controlling the speed of the input motor and the loading torque of the brake through the configuration software to realize various tests of the transmission, and simultaneously monitoring the test process through the configuration software and recording test data.
In summary, compared with the prior art, the automatic transmission test stand provided by the embodiment of the invention has the advantages of multi-directional adjustability, simplicity and convenience in operation, and high universality, and can be suitable for automatic transmissions of various structures.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. An automatic transmission test stand, comprising: the device comprises a base frame, an input base, an output base, a testing device, a transmission fixing device, a position adjusting device, a power loading device and a control device;
the base frame comprises a base frame top layer and a base frame bottom layer; one end of the top layer of the base frame is provided with an input base, and the other end is provided with an output base; one end of the input base, which is close to the output base, is provided with a transmission fixing device, and the other end of the input base and the output base are provided with a testing device; a position adjusting device is arranged between the output base and the top layer of the base frame; the bottom layer of the base frame is provided with a power loading device; the power loading device is connected with the testing device; the power loading device and the testing device are respectively connected with the control device;
a transmission fixation device comprising: a first fixing device and a second fixing device; the first fixing device is arranged at one end of the input base, which is close to the output base, and the second fixing device is arranged opposite to the first fixing device;
wherein, first fixing device includes: the screw rod is fixedly arranged on the input base through a screw rod fixing column; the screw rod is in threaded connection with the screw rod fixing column; the top of the screw rod is fixedly provided with a first adjusting block, and a strip-shaped notch is formed in the upper edge of the first adjusting block transversely; the threaded through holes at one end are fixedly connected with the notch on the first adjusting block through stud nuts, and the threaded through holes at the other end correspond to the threaded holes at the top end of the automatic transmission;
a second fixture, comprising: the input base is provided with a first strip-shaped notch along the longitudinal direction; the lower part of the second fixing clamp is provided with a threaded through hole and is fixedly connected with a first strip-shaped notch on the input base through a stud nut;
a second strip-shaped notch is longitudinally formed in the input base; the lower part of the third fixing clamp is provided with a threaded through hole and is fixedly connected with a second strip-shaped notch on the input base through a stud nut;
the upper part of the second fixing clamp is provided with a threaded through hole, and the upper part of the third fixing clamp is provided with a threaded through hole which corresponds to the threaded hole on the side surface of the automatic transmission;
a position adjustment device comprising: a horizontal direction adjusting device and a height adjusting device;
wherein, horizontal direction adjusting device includes: a longitudinal moving base and a transverse moving base are sequentially arranged below the output base from top to bottom;
a longitudinal sliding rail is arranged between the longitudinal moving base and the transverse moving base along the longitudinal direction; the bottom surface of the top layer of the base frame is fixedly provided with a longitudinally moving bearing seat along the longitudinal direction; the longitudinal movement transmission screw rod is matched with a bearing in the longitudinal movement bearing seat to realize positioning and can freely rotate; the bottom surface of the longitudinally moving base is fixedly provided with a longitudinally moving driving screw block; the longitudinal movement transmission screw is provided with threads which are connected with the longitudinal movement transmission screw block in a threaded manner; the longitudinal moving base can longitudinally move by means of the longitudinal moving sliding rail under the drive of the longitudinal moving transmission screw;
a transverse sliding rail is arranged between the transverse sliding base and the top surface of the top layer of the base frame along the transverse direction; the bottom surface of the top layer of the base frame is fixedly provided with a transverse bearing seat along the transverse direction; the transverse transmission screw rod is matched with a bearing in the transverse bearing seat to realize positioning and can freely rotate; the bottom surface of the transverse moving base is fixedly provided with a transverse moving driving screw block; the transverse moving transmission screw is provided with threads which are connected with the transverse moving transmission screw block in a threaded manner; the transverse moving base can move transversely by means of the transverse moving sliding rail under the drive of the transverse moving transmission screw;
longitudinally moving the bottom surface of the base, and longitudinally fixing longitudinally moving sliding blocks on two sides of the base respectively; the top surface of the transverse moving base is fixedly provided with longitudinal moving guide rails matched with the longitudinal moving sliding blocks along the longitudinal direction at two sides; a longitudinally moving transmission screw block is fixedly arranged at the center part of the bottom surface of the longitudinally moving base; the bottom surface of the top layer of the base frame is fixedly provided with two longitudinally moving bearing seats along the longitudinal direction; the longitudinal movement drive screw block and the two longitudinal movement bearing seats are positioned on the same longitudinal straight line, and the longitudinal movement drive screw block is positioned between the two longitudinal movement bearing seats; the two ends of the longitudinal movement transmission screw rod are matched with bearings in the longitudinal movement bearing seat to realize positioning and can freely rotate, and the middle part of the longitudinal movement transmission screw rod is provided with threads matched with the longitudinal movement transmission screw block and is in threaded connection with the longitudinal movement transmission screw block; the longitudinal moving base can longitudinally move by means of the longitudinal moving sliding block and the longitudinal moving guide rail under the drive of the longitudinal moving transmission screw rod;
the two sides of the bottom surface of the transverse moving base are fixedly provided with transverse moving sliding blocks along the transverse direction; the top surface of the top layer of the base frame is fixedly provided with transverse moving guide rails matched with the transverse moving sliding blocks along the transverse direction at two sides; the bottom surface of the traversing base is fixedly provided with a traversing drive screw block at the center; the bottom surface of the top layer of the base frame is fixedly provided with two transverse bearing seats along the transverse direction; the transverse moving transmission screw block and the two transverse moving bearing seats are positioned on the same transverse straight line, and the transverse moving transmission screw block is positioned between the two transverse moving bearing seats; the two ends of the transverse moving transmission screw rod are matched with bearings in the transverse moving bearing seat to realize positioning and can freely rotate, and the middle part of the transverse moving transmission screw rod is provided with threads matched with the transverse moving transmission screw block and is in threaded connection with the transverse moving transmission screw block; the transverse moving base can transversely move by means of the transverse moving sliding block and the transverse moving guide rail under the drive of the transverse moving transmission screw rod;
a height adjustment device comprising: the output base is connected with the longitudinal moving base through a height adjusting bolt, and a locking nut is arranged on the upper portion of the height adjusting bolt.
2. The automatic transmission test stand according to claim 1, comprising:
a test apparatus comprising: an input torque sensor and a driving shaft are fixedly arranged on the input base; an output torque sensor, a driven shaft, a brake, a speed measuring gear and a rotating speed sensor are fixedly arranged on the output base;
the input torque sensor is fixedly connected with the power loading device at the input end, and the output end of the input torque sensor is fixedly connected with the input end of the driving shaft coaxially through a coupler;
the input end of the output torque sensor is fixedly connected with the output end of the driven shaft coaxially through a coupler, and the output end of the output torque sensor is fixedly connected with the input shaft of the speed measuring gear coaxially through the coupler; the output shaft of the speed measuring gear is fixedly connected with the brake; the test end of the rotation speed sensor is opposite to the gear teeth of the speed measuring gear;
the input torque sensor, the output torque sensor, the brake and the rotation speed sensor are respectively connected with the control device.
3. The automatic transmission test stand according to claim 2, comprising:
a power loading device comprising: the speed regulating mechanism is fixedly arranged on the bottom layer of the base frame, the input end of the speed regulating mechanism is fixedly connected with the output shaft of the motor, and the output end of the speed regulating mechanism is fixedly connected with the first belt pulley; the second belt pulley is fixedly arranged on the top layer of the base frame and is connected with the first belt pulley through a belt; the input end of the transmission shaft is fixedly connected with the second belt pulley, and the output end of the transmission shaft is coaxially and fixedly connected with the input torque sensor through a coupler;
the motor and the speed regulating mechanism are respectively connected with the control device.
4. The automatic transmission test stand according to claim 1, comprising:
a control device comprising: PLC, configuration software and upper computer; the configuration software is installed in the upper computer, the testing device and the power loading device are connected with the upper computer through the PLC, and the upper computer controls the testing device and the power loading device through the configuration software and the PLC.
5. The automatic transmission test stand according to claim 1, comprising:
one end of the longitudinal moving transmission screw is provided with a handle, and one end of the transverse moving transmission screw is provided with a handle.
6. The automatic transmission test stand according to claim 1, comprising:
the tooth shape of the screw thread arranged in the middle of the longitudinally moving transmission screw is trapezoidal.
7. The automatic transmission test stand according to claim 1, comprising:
the transverse moving guide rail and the longitudinal moving guide rail are triangular guide rails.
8. The automatic transmission test stand of claim 3, comprising:
the brake is a magnetic powder brake;
the rotating speed sensor is a passive magneto-electric rotating speed sensor;
the motor is an electromagnetic speed-regulating asynchronous motor.
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| CN201710724925.4A CN107389345B (en) | 2017-08-22 | 2017-08-22 | Automatic transmission test bed |
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| CN201710724925.4A CN107389345B (en) | 2017-08-22 | 2017-08-22 | Automatic transmission test bed |
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| CN107389345B true CN107389345B (en) | 2023-08-11 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108760291B (en) * | 2018-04-11 | 2020-09-22 | 重庆理工大学 | Method for testing and measuring high-speed dynamic transmission error of transmission |
| CN109269913A (en) * | 2018-11-05 | 2019-01-25 | 安徽江淮汽车集团股份有限公司 | A kind of transmission assembly shell strain detection testing device |
| CN114279705B (en) * | 2021-11-16 | 2022-11-01 | 青岛核工机械有限公司 | Speed reducer upset examination board |
| CN116086793B (en) * | 2023-03-09 | 2023-06-23 | 安徽途辉自动化装备有限公司 | Starting torque measuring shaft mechanism for AT gearbox assembly line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090104565A (en) * | 2008-03-31 | 2009-10-06 | 현대 파워텍 주식회사 | Jig apparatus for testing auto transmission |
| CN202033187U (en) * | 2011-03-29 | 2011-11-09 | 长城汽车股份有限公司 | Test platform for automatic transmission stopping mechanism |
| CN202110062U (en) * | 2011-06-20 | 2012-01-11 | 山西省交通科学研究院 | Automobile manual transmission testing device |
| CN102323036A (en) * | 2011-08-31 | 2012-01-18 | 长城汽车股份有限公司 | Device for testing static torsional strength and vibration strength of transmission assembly |
| CN205157195U (en) * | 2015-11-04 | 2016-04-13 | 陕西法士特齿轮有限责任公司 | Automotive transmission torsion testing machine |
| CN106226070A (en) * | 2016-08-23 | 2016-12-14 | 吉林大学 | A kind of for different size power transmission shaft real vehicle analog vibration testing stand |
-
2017
- 2017-08-22 CN CN201710724925.4A patent/CN107389345B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090104565A (en) * | 2008-03-31 | 2009-10-06 | 현대 파워텍 주식회사 | Jig apparatus for testing auto transmission |
| CN202033187U (en) * | 2011-03-29 | 2011-11-09 | 长城汽车股份有限公司 | Test platform for automatic transmission stopping mechanism |
| CN202110062U (en) * | 2011-06-20 | 2012-01-11 | 山西省交通科学研究院 | Automobile manual transmission testing device |
| CN102323036A (en) * | 2011-08-31 | 2012-01-18 | 长城汽车股份有限公司 | Device for testing static torsional strength and vibration strength of transmission assembly |
| CN205157195U (en) * | 2015-11-04 | 2016-04-13 | 陕西法士特齿轮有限责任公司 | Automotive transmission torsion testing machine |
| CN106226070A (en) * | 2016-08-23 | 2016-12-14 | 吉林大学 | A kind of for different size power transmission shaft real vehicle analog vibration testing stand |
Non-Patent Citations (1)
| Title |
|---|
| 汽车变速器在线加载试验台可变加载装置的研究;谢峰;盛军;刘波;林巨广;;组合机床与自动化加工技术(第07期);46-49 * |
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