CN112816223A - Test bed for testing electric drive axle - Google Patents
Test bed for testing electric drive axle Download PDFInfo
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- CN112816223A CN112816223A CN202011634195.7A CN202011634195A CN112816223A CN 112816223 A CN112816223 A CN 112816223A CN 202011634195 A CN202011634195 A CN 202011634195A CN 112816223 A CN112816223 A CN 112816223A
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- supporting
- adjusting screw
- electric drive
- drive axle
- driving motor
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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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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Abstract
The invention discloses a test bed for testing an electric drive axle, which comprises a support table, wherein four corners below the support table are respectively connected with a height adjusting screw rod, the outer side of the height adjusting screw is engaged with a screw cylinder, the outer side of the screw cylinder is connected with a tooth cylinder, a height driving motor is arranged below the supporting platform and between the four height adjusting screws, the output shaft end of the height driving motor is connected with a driving gear, the driving gear is meshed with the four tooth cylinders, the invention adopts the structure that the height adjusting screw rod, the screw cylinder, the moving driving motor, the height driving motor, the driving gear and the tooth cylinder base are arranged, under the mutual cooperation of these structures, realized the function of the height of brace table be convenient for adjust, made the device be fit for the operating personnel of different heights to operate, degree of automation is high to the stability of device is strong. The method is suitable for testing the electric drive axle.
Description
Technical Field
The invention belongs to the technical field of test beds, and particularly relates to a test bed for testing an electric drive axle.
Background
The electric drive axle, namely the drive axle, is made up of main reducer, differential mechanism, wheel drive unit and drive axle housing, etc., turn over 90 degrees with the power that the universal drive unit transmits, change the transmission direction of the force, and reduce the rotational speed by the main reducer, after increasing the torque, distribute to left and right semi-axles and drive wheel through the differential mechanism, before the electric drive axle is put into use, need to test its performance, in the course of testing, need to use the test bench, however, the existing test bench used for electric drive axle to test still has some defects.
The prior art has the following problems: 1. the height of the supporting table is inconvenient to adjust and is inconvenient for workers with different heights to operate; 2. the electric drive axle of different models is not convenient for fasten the centre gripping, and application scope is comparatively limited.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a test bed for testing an electric drive axle, which has the characteristics that the height of a support table is convenient to adjust, the electric drive axles of different models are convenient to fasten and clamp, a mounting plate is convenient to move, further, the electric drive axles of different positions are convenient to detect, and an L-shaped protective gasket is convenient to mount and dismount.
In order to achieve the purpose, the invention provides the following technical scheme: a test bed for testing an electric drive axle comprises a support table, wherein four corners below the support table are respectively connected with a height adjusting screw, the outer side of the height adjusting screw is meshed with a screw cylinder, the outer side of the screw cylinder is connected with a gear cylinder, a height driving motor is arranged below the support table and between the four height adjusting screws, the output shaft end of the height driving motor is connected with a driving gear, the driving gear is meshed with the four gear cylinders, the lower side of the screw cylinder is connected with a base, the upper side of the support table is connected with a mounting plate, two sides inside the mounting plate are respectively provided with a limit chute, the inside of the limit chute is rotatably connected with a clamping adjusting screw, one side of each two clamping adjusting screws, which are close to each other, is respectively connected with a driven bevel gear, and a driving bevel gear is connected between the two driven bevel gears by means of meshing, a clamping driving motor is arranged above the driving conical gear and in the middle position above the mounting plate, an output shaft end of the clamping driving motor extends into the mounting plate and is connected with the driving conical gear, the outer side of the clamping adjusting screw is connected with a supporting screw block in a meshing manner, and an L-shaped clamping plate is connected above the supporting screw block; the lower end of the screw cylinder is rotatably connected inside the base through a first bearing, and the ends, far away from each other, of the two clamping adjusting screws are rotatably connected inside the mounting plate through a second bearing; the lower end of the driving conical gear and one side, far away from each other, of the two driven conical gears are connected with a supporting rotary column, and the supporting rotary column is rotatably connected to the inside of the mounting plate through a third bearing; and the upper surface of the L-shaped clamping plate is connected with an L-shaped protective gasket.
Preferably, two one side that L type protection gasket kept away from each other all is connected with T type guide block, T type guide slot has been seted up to the inside of L type clamp plate and the position department that corresponds T type guide block, the below of L type protection gasket evenly is connected with a plurality of elasticity fastener, the draw-in groove has been seted up to the inside of L type clamp plate and the position department that corresponds the elasticity fastener, elasticity fastener joint is in the inside of draw-in groove.
Preferably, the below intermediate position department of mounting panel is connected with the removal spiral shell piece, the shifting chute has been seted up to the inside of propping up supporting bench and the position department that corresponds the removal spiral shell piece, the inside of shifting chute is rotated and is connected with removal adjusting screw, remove the meshing of spiral shell piece and connect in the outside of removing adjusting screw, the one end of removing adjusting screw is passed through the fourth bearing and is rotated and connect in the inside of propping up supporting bench, the other end of removing adjusting screw runs through the outside that a supporting bench extends to a supporting bench, the removal driving motor is installed in the outside of a supporting bench, the output shaft end of removing driving motor extends to the inside of a supporting bench and is connected with removal adjusting screw.
Preferably, the below both sides of mounting panel all are connected with supporting slide, the inside of brace table and the position department that corresponds supporting slide have seted up balanced spout, supporting slide sliding connection is in the inside of balanced spout.
Preferably, the inside below of balanced spout evenly is connected with a plurality of concave frame, the outside of concave frame is rotated and is connected with the anti-grinding pearl, the inside of supporting slide block and the position department that corresponds a plurality of anti-grinding pearl have seted up spacing track.
Preferably, the lower surface of the base is connected with a silica gel gasket.
Preferably, the limiting rings are connected to the outer side of the screw cylinder and located on the upper side and the lower side of the gear cylinder.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through arranging the height adjusting screw rod, the screw barrel, the moving driving motor, the height driving motor, the driving gear and the gear barrel base, under the mutual cooperation of the structures, the function of conveniently adjusting the height of the supporting platform is realized, so that the device is suitable for operators with different heights to operate, the automation degree is high, and the stability of the device is strong.
2. According to the invention, by arranging the limiting ring, an effective limiting effect is achieved under the action of the limiting ring, the driving gear is prevented from being separated from the gear barrel, the situation that the height adjusting screw rod is separated from the screw barrel is further avoided, and unnecessary troubles are avoided.
3. According to the invention, through arranging the clamping driving motor, the L-shaped clamping plate, the mounting plate, the clamping adjusting screw, the limiting chute, the supporting screw block, the driving bevel gear and the driven bevel gear, under the mutual cooperation of the structures, the function of fastening and clamping electric drive axles of different models is realized, the application range is wide, and the practicability is strong.
4. According to the invention, through arranging the L-shaped protective gasket, the T-shaped guide groove, the T-shaped guide block, the elastic clamping piece and the clamping groove, under the mutual cooperation of the structures, the electric drive axle can be effectively protected while being clamped, and the L-shaped protective gasket is convenient to mount and dismount, so that the L-shaped protective gasket can be replaced when aging occurs after long-term use, and the guarantee efficiency of the L-shaped protective gasket on the electric drive axle in the subsequent use process is ensured.
5. According to the invention, through arranging the movable driving motor, the movable groove and the movable adjusting screw rod, under the mutual cooperation of the structures, the function of moving the mounting plate is realized, and further the function of testing different positions of the electric drive axle is realized.
6. The mounting plate is provided with the supporting slide block, the balance sliding groove, the limiting track, the concave frame and the anti-abrasion balls, under the mutual matching of the structures, the function of further ensuring the balanced movement and the placement of the mounting plate is realized, and the anti-abrasion balls can effectively reduce the abrasion between the supporting slide block and the inner side wall of the balance sliding groove when the supporting slide block moves, so that the service life of the mounting plate is effectively prolonged.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of a cross section of the present invention;
FIG. 3 is a schematic view of the structure of the section A-A of FIG. 2 according to the present invention;
FIG. 4 is a schematic structural view of the base, the gear barrel, the screw barrel and the height adjusting screw of FIG. 2;
FIG. 5 is a schematic structural view of the section B-B in FIG. 2 according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 2 at C;
FIG. 7 is an enlarged schematic view of the structure of FIG. 2;
FIG. 8 is an enlarged schematic view of the invention at E of FIG. 2;
FIG. 9 is an enlarged schematic view of the invention at F of FIG. 7;
in the figure: 1. a support table; 2. a clamping drive motor; 3. a height adjusting screw; 4. a screw cylinder; 5. a limiting ring; 6. a movement driving motor; 7. a height drive motor; 8. a driving gear; 9. a gear cylinder; 10. a base; 11. an L-shaped clamping plate; 12. mounting a plate; 13. clamping an adjusting screw; 14. a limiting chute; 15. supporting the screw block; 16. moving the screw block; 17. a support slide block; 18. a moving groove; 19. moving the adjusting screw; 20. a driving bevel gear; 21. a driven bevel gear; 22. an L-shaped protective pad; 23. a T-shaped guide groove; 24. a T-shaped guide block; 25. a balancing chute; 26. a limiting track; 27. a concave frame; 28. anti-abrasion beads; 29. the elastic clamping piece; 30. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides the following technical solutions: a test bed for testing an electric drive axle comprises a support table 1, four corners below the support table 1 are connected with height adjusting screws 3, the outer sides of the height adjusting screws 3 are meshed with screw cylinders 4, the outer sides of the screw cylinders 4 are connected with gear cylinders 9, a height driving motor 7 is arranged below the support table 1 and between the four height adjusting screws 3, the output shaft end of the height driving motor 7 is connected with a driving gear 8, the driving gear 8 is meshed with the four gear cylinders 9, the lower side of the screw cylinder 4 is connected with a base 10, the upper side of the support table 1 is connected with a mounting plate 12, two sides inside the mounting plate 12 are respectively provided with a limiting chute 14, the inner part of the limiting chute 14 is rotatably connected with clamping adjusting screws 13, one side, close to each other, of the two clamping adjusting screws 13 is connected with a driven bevel gear 21, and a driving bevel gear 20 is meshed with the upper part between the two driven, the centre gripping driving motor 2 is installed to the top of initiative conical gear 20 and the top intermediate position department that is located mounting panel 12, and the output shaft end of centre gripping driving motor 2 extends to the inside of mounting panel 12 and is connected with initiative conical gear 20, and the outside meshing of centre gripping adjusting screw 13 is connected with support spiral shell piece 15, and the top of supporting spiral shell piece 15 is connected with L type clamp plate 11.
Specifically, the lower end of the screw cylinder 4 is rotatably connected to the inside of the base 10 through a first bearing, and the ends of the two clamping adjusting screws 13, which are far away from each other, are rotatably connected to the inside of the mounting plate 12 through a second bearing.
Through adopting above-mentioned technical scheme, guarantee the stable rotation and the placing of spiral shell 4 and centre gripping adjusting screw 13.
Specifically, the lower end of the driving bevel gear 20 and one side of the two driven bevel gears 21 away from each other are connected with a supporting rotary column, and the supporting rotary column is rotatably connected to the inside of the mounting plate 12 through a third bearing.
By adopting the technical scheme, the stable rotation and placement of the driving bevel gear 20 and the driven bevel gear 21 are convenient to ensure.
Specifically, an L-shaped protection pad 22 is connected to the upper surface of the L-shaped clamping plate 11.
Through adopting above-mentioned technical scheme, be convenient for effectively protect electric drive axle, avoid the clamp force too big, cause the damage to it, bring unnecessary economic loss.
Specifically, one side that two L type protection gasket 22 kept away from each other all is connected with T type guide block 24, and T type guide slot 23 has been seted up to the inside of L type clamp plate 11 and the position department that corresponds T type guide block 24, and the below of L type protection gasket 22 evenly is connected with a plurality of elasticity fastener 29, and draw-in groove 30 has been seted up to the inside of L type clamp plate 11 and the position department that corresponds elasticity fastener 29, and elasticity fastener 29 joint is in the inside of draw-in groove 30.
Through adopting above-mentioned technical scheme, be convenient for realize the function of centre gripping driving motor 2 installation and dismantlement to when L type protection gasket 22 used for a long time and appearing ageing, be convenient for change it, carry out better protection to electric drive axle in order to guarantee it in follow-up use.
Specifically, the below intermediate position department of mounting panel 12 is connected with removal spiral shell piece 16, supporting bench 1's inside and the position department that corresponds removal spiral shell piece 16 have seted up the shifting chute 18, the inside rotation of shifting chute 18 is connected with removal adjusting screw 19, remove the meshing of spiral shell piece 16 and connect in the outside of removing adjusting screw 19, the one end of removing adjusting screw 19 is passed through the fourth bearing and is rotated and connect in supporting bench 1's inside, the other end of removing adjusting screw 19 runs through supporting bench 1 and extends to supporting bench 1's outside, supporting bench 1's outside is installed and is moved driving motor 6, the output shaft end of removing driving motor 6 extends to supporting bench 1's inside and is connected with removal adjusting screw 19.
Through adopting above-mentioned technical scheme, the mounting panel 12 of being convenient for removes, and then is convenient for realize the change of electric drive axle position department to be convenient for test the different positions of electric drive axle.
Specifically, the both sides of the below of mounting panel 12 all are connected with supporting slide 17, prop up the inside of supporting bench 1 and have seted up balanced spout 25 corresponding supporting slide 17's position department, supporting slide 17 sliding connection is in the inside of balanced spout 25.
By adopting the technical scheme, the balance of the mounting plate 12 in moving and placing is convenient to ensure.
Specifically, the inside below of balanced spout 25 evenly is connected with a plurality of concave frame 27, and the outside of concave frame 27 is rotated and is connected with anti-abrasion pearl 28, and the inside of supporting slide 17 and the position department that corresponds a plurality of anti-abrasion pearl 28 have seted up spacing track 26.
By adopting the technical scheme, the abrasion between the supporting slide block 17 and the inner wall of the balance slide groove 25 during moving is reduced conveniently.
Specifically, the lower surface of the base 10 is connected with a silica gel gasket.
Through adopting above-mentioned technical scheme, be convenient for guarantee the holistic stability of the device and place.
Specifically, the limiting rings 5 are connected to the outer side of the screw cylinder 4 and the upper and lower sides of the gear cylinder 9.
Through adopting above-mentioned technical scheme, be convenient for carry on spacingly to the driving gear 8, avoid the condition that the driving gear 8 breaks away from the tooth section of thick bamboo 9 to appear to can carry on spacingly to height adjusting screw 3, avoid the condition that height adjusting screw 3 breaks away from the spiral shell section of thick bamboo 4 to appear, it is troublesome to have reduced unnecessary.
The working principle and the using process of the invention are as follows: when the height adjusting device is used, firstly, a switch of the height driving motor 7 can be started, under the meshing action, the driving gear 8 drives the four tooth cylinders 9 to rotate, so that the screw cylinder 4 rotates along the height adjusting screw rods 3, and under the meshing action, the four height adjusting screw rods 3 drive the supporting table 1 to longitudinally move;
an operator places the electric drive axle between the two L-shaped clamping plates 11, starts a switch of the clamping driving motor 2, and under the meshing action, the driving bevel gear 20 drives the driven bevel gear 21 to rotate, so that the clamping adjusting screw 13 rotates inside the supporting screw block 15, under the meshing action, the two supporting screw blocks 15 drive the L-shaped clamping plates 11 to move oppositely along the limiting sliding grooves 14, and further under the action of an L-shaped protective gasket 22, the electric drive axle is clamped and is effectively protected;
during testing operation, if different positions of the electric drive axle are required to be tested, only the switch of the movable drive motor 6 needs to be started, so that the movable adjusting screw rod 19 rotates inside the movable screw block 16, the movable screw block 16 is driven to move along the inner part of the movable groove 18 under the meshing action, the mounting plate 12 drives the electric drive axle above the mounting plate to move, the electric drive axle moves to a specified position, and the switch of the movable drive motor 6 is closed;
in the moving process of the mounting plate 12, the supporting slide block 17 moves along the inside of the balance sliding groove 25, so that an effective balance effect is achieved on the mounting plate 12, and when the supporting slide block 17 moves, the anti-abrasion balls 28 slide along the inside of the limiting track 26 while rolling along the concave frame 27, so that abrasion between the supporting slide block 17 and the inner wall of the balance sliding groove 25 is effectively reduced;
after the device is used for a period of time, if the L-shaped protective gasket 22 is aged, the lower end of the L-shaped protective gasket 22 can be pulled under the action of external force, the elastic clamping piece 29 is separated from the clamping groove 30 under the action of the elastic force of the elastic clamping piece 29, the T-shaped guide block 24 is pulled upwards, the T-shaped guide block 24 moves along the T-shaped guide groove 23 until the T-shaped guide block 24 is completely separated from the T-shaped guide groove 23, the L-shaped protective gasket 22 is completely taken down, and a new L-shaped protective gasket 22 is installed again.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A test bench for electric drive axle testing, includes a supporting bench (1), its characterized in that: four corners below the supporting table (1) are connected with height adjusting screw rods (3), the outer side of each height adjusting screw rod (3) is meshed with a screw cylinder (4), the outer side of each screw cylinder (4) is connected with a gear cylinder (9), a height driving motor (7) is installed below the supporting table (1) and located at a position between the four height adjusting screw rods (3), an output shaft end of the height driving motor (7) is connected with a driving gear (8), the driving gear (8) is meshed with the four gear cylinders (9), a base (10) is connected below the screw cylinder (4), a mounting plate (12) is connected above the supporting table (1), limiting sliding grooves (14) are formed in two inner sides of the mounting plate (12), and clamping adjusting screw rods (13) are connected to the inner rotation of the limiting sliding grooves (14), one side, close to each other, of each of the two clamping adjusting screws (13) is connected with a driven bevel gear (21), a driving bevel gear (20) is connected between the two driven bevel gears (21) through upper meshing, a clamping driving motor (2) is installed above the driving bevel gear (20) and in the middle position above the mounting plate (12), the output shaft end of the clamping driving motor (2) extends to the inside of the mounting plate (12) and is connected with the driving bevel gear (20), the outer side of each clamping adjusting screw (13) is connected with a supporting screw block (15) through meshing, and an L-shaped clamping plate (11) is connected above the supporting screw block (15); the lower end of the screw cylinder (4) is rotatably connected to the inside of the base (10) through a first bearing, and the ends, far away from each other, of the two clamping adjusting screws (13) are rotatably connected to the inside of the mounting plate (12) through a second bearing; the lower end of the driving conical gear (20) and one side, far away from each other, of the two driven conical gears (21) are connected with a supporting rotary column, and the supporting rotary column is rotatably connected to the inside of the mounting plate (12) through a third bearing; the upper surface of the L-shaped clamping plate (11) is connected with an L-shaped protective gasket (22).
2. A test stand for electric drive axle testing according to claim 1, characterized in that: two one side that L type protection gasket (22) kept away from each other all is connected with T type guide block (24), T type guide slot (23) have been seted up to the inside of L type clamp plate (11) and the position department that corresponds T type guide block (24), the below of L type protection gasket (22) evenly is connected with a plurality of elasticity fastener (29), draw-in groove (30) have been seted up to the inside of L type clamp plate (11) and the position department that corresponds elasticity fastener (29), elasticity fastener (29) joint is in the inside of draw-in groove (30).
3. A test stand for electric drive axle testing according to claim 1, characterized in that: the below intermediate position department of mounting panel (12) is connected with removal spiral shell piece (16), moving bath (18) have been seted up to the inside of propping up supporting bench (1) and the position department that corresponds removal spiral shell piece (16), the internal rotation of moving bath (18) is connected with removal adjusting screw (19), remove spiral shell piece (16) meshing and connect in the outside of removing adjusting screw (19), the one end of removing adjusting screw (19) is rotated through the fourth bearing and is connected in the inside of propping up supporting bench (1), the other end of removing adjusting screw (19) runs through the outside that propping up supporting bench (1) extended to supporting bench (1), remove driving motor (6) is installed in the outside of supporting bench (1), the output shaft end that removes driving motor (6) extends to the inside of propping up supporting bench (1) and is connected with removal adjusting screw (19).
4. A test stand for electric drive axle testing according to claim 1, characterized in that: the below both sides of mounting panel (12) all are connected with supporting slide (17), prop up the inside of supporting bench (1) and correspond the position department of supporting slide (17) and seted up balanced spout (25), supporting slide (17) sliding connection is in the inside of balanced spout (25).
5. Test bench for electric drive axle testing according to claim 4, characterized in that: the inside below of balanced spout (25) evenly is connected with a plurality of concave frame (27), the outside of concave frame (27) is rotated and is connected with anti-grinding pearl (28), inside and the position department that corresponds a plurality of anti-grinding pearl (28) of supporting slide block (17) have seted up spacing track (26).
6. A test stand for electric drive axle testing according to claim 1, characterized in that: the lower surface of the base (10) is connected with a silica gel gasket.
7. A test stand for electric drive axle testing according to claim 1, characterized in that: the limiting rings (5) are connected to the outer side of the screw cylinder (4) and the upper side and the lower side of the gear cylinder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011634195.7A CN112816223B (en) | 2020-12-31 | 2020-12-31 | Test bed for testing electric drive axle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011634195.7A CN112816223B (en) | 2020-12-31 | 2020-12-31 | Test bed for testing electric drive axle |
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| CN112816223A true CN112816223A (en) | 2021-05-18 |
| CN112816223B CN112816223B (en) | 2023-02-03 |
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| CN202011634195.7A Active CN112816223B (en) | 2020-12-31 | 2020-12-31 | Test bed for testing electric drive axle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116698444A (en) * | 2023-06-07 | 2023-09-05 | 武汉博源通新能源实业有限公司 | Axle testing platform |
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| CN211841699U (en) * | 2020-04-13 | 2020-11-03 | 江西同盛机械有限责任公司 | Fixing device for automobile part detection |
| CN212136896U (en) * | 2020-05-20 | 2020-12-11 | 苏州隆宁电力工程有限公司 | Fusing equipment suitable for box-type substation |
| CN111632984A (en) * | 2020-05-26 | 2020-09-08 | 嘉兴职业技术学院 | Novel laboratory fume chamber |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116698444A (en) * | 2023-06-07 | 2023-09-05 | 武汉博源通新能源实业有限公司 | Axle testing platform |
| CN116698444B (en) * | 2023-06-07 | 2024-02-20 | 武汉博源通新能源实业有限公司 | Axle testing platform |
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| CN112816223B (en) | 2023-02-03 |
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