CN112525562B

CN112525562B - Universal experimental platform for automobile suspension

Info

Publication number: CN112525562B
Application number: CN202011495602.0A
Authority: CN
Inventors: 韩恒; 陈潇凯; 陈兴岩; 秦立富; 郝静凤
Original assignee: Shandong Leopard Suspension System Detection Co ltd
Current assignee: Shandong Leopard Suspension System Detection Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2022-06-21
Anticipated expiration: 2040-12-17
Also published as: CN112525562A

Abstract

Universal experimental platform for automobile suspension belongs to the technical field of automobiles. The method is characterized in that: the device comprises a gantry support, a first motor support, a second motor support, a pull rope, a left clamping arm and a right clamping arm; the gantry support consists of a left upright post, a right upright post and a transverse connecting rod; a first motor bracket is arranged on the left upright post, and a second motor bracket is arranged on the right upright post; a first motor and a second motor are respectively arranged on the first motor bracket and the second motor bracket; the left side in the gantry support is provided with a left clamping arm, and the right side in the gantry support is provided with a right clamping arm; more than two groups of detection devices are arranged on the left clamping arm and the right clamping arm; a supporting cross arm is arranged below the gantry support, and a test supporting arm is arranged on the supporting cross arm; the test supporting arm is provided with a cross arm, and the cross arm is provided with an experiment table plate. This patent structure has realized the vehicle actual operation in-process, and the simulation of each angle and various different strength that automotive suspension received to this carries out omnidirectional detection to the product, ensures product quality safety.

Description

Universal experimental platform for automobile suspension

Technical Field

The invention belongs to the technical field of automobiles, and particularly relates to an automobile suspension universal experimental platform.

Background

The automobile suspension system is used as an important structure of a comfortable and stable form of the vehicle, and provides a comfortable riding environment for a vehicle driver on one hand during the whole vehicle running process; on the other hand, the influence of high frequency or large amplitude jolt on the structure of the vehicle is avoided in the process of fast running. The product quality of the automotive suspension can also have important influence on the whole vehicle, and in order to guarantee the quality control of the structure in this link, the automotive suspension product needs to be subjected to various corresponding detections when leaving a factory. The company pays attention to the product quality of the product in production for a long time and continuously explores and perfects the quality detection of the product. In order to comprehensively perform non-directional and omnibearing function test on a product, a company develops and develops a new suspension experiment platform on the technology of original automobile suspension technology detection so as to comprehensively and widely detect and experiment an automobile suspension.

Disclosure of Invention

The invention aims to solve the technical problem of providing an automobile suspension universal experiment platform, which can realize non-directional mobile omnibearing variable force type detection of an automobile suspension product in a detection process.

In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a universal experimental platform of automotive suspension which characterized in that: the device comprises a gantry support, a first motor support, a second motor support, a pull rope, a left clamping arm and a right clamping arm; the gantry support consists of a left upright post, a right upright post and a transverse connecting rod; a first motor bracket is arranged on the left upright post, and a second motor bracket is arranged on the right upright post; a first motor and a second motor are respectively arranged on the first motor bracket and the second motor bracket; the left side in the gantry support is provided with a left clamping arm, and the right side in the gantry support is provided with a right clamping arm; more than two groups of detection devices are arranged on the left clamping arm and the right clamping arm; a supporting cross arm is arranged below the gantry support, and a test supporting arm is arranged on the supporting cross arm; a cross arm is arranged on the test supporting arm, and an experiment table plate is arranged on the cross arm; the two ends of the experiment table plate are respectively provided with a left supporting spring and a right supporting spring; automobile suspensions are placed on the left supporting spring and the right supporting spring; a left clamping arm and a right clamping arm are respectively arranged on two sides of the automobile suspension; the left clamping arm and the right clamping arm are respectively provided with a first fixing ring, a second fixing ring and a third fixing ring; the one end of cable is connected first solid fixed ring, the solid fixed ring of second or the solid fixed ring of third respectively, and detection device is connected to the other end of cable.

Preferably, the device also comprises a stretching device, wherein a left upper through hole, a left lower through hole, a right upper through hole and a right lower through hole are respectively arranged on the left upright post and the right upright post; a left upper bearing, a left lower bearing, a right upper bearing and a right lower bearing are respectively arranged in the left upper through hole, the left lower through hole, the right upper through hole and the right lower through hole; a left upper screw rod, a left lower screw rod, a right upper screw rod and a right lower screw rod are respectively sleeved in the left upper bearing, the left lower bearing, the right upper bearing and the right lower bearing; the upper end of the left clamping arm is provided with an upper left advancing ring and a lower left advancing ring; the upper end of the right clamping arm is provided with an upper right advancing ring and a lower right advancing ring; clamping threads are arranged in the left upper advancing ring, the left lower advancing ring, the right upper advancing ring and the right lower advancing ring; clamping threads in the left upper traveling ring, the left lower traveling ring, the right upper traveling ring and the right lower traveling ring are meshed with the left upper screw rod, the left lower screw rod, the right upper screw rod and the right lower screw rod respectively; one end of the left upper screw rod penetrating through the left upper through hole is provided with a left upper gear; one end of the left upper screw rod, which penetrates out of the left upper advancing ring, is provided with a left upper clamping table; one end of the left lower screw rod, which penetrates out of the left lower through hole, is provided with a left lower gear; one end of the left lower screw rod penetrating through the left lower advancing ring is provided with a left lower clamping table; one end of the right upper screw rod, which penetrates out of the right upper through hole, is provided with a right upper gear; one end of the right upper screw rod, which penetrates out of the right upper advancing ring, is provided with a right upper clamping table; one end of the right lower screw rod penetrating through the right lower through hole is provided with a right lower gear; one end of the right lower screw rod penetrating through the right lower advancing ring is provided with a right lower clamping table; an upper hoop is arranged at the joint of the upper left clamping table and the upper right clamping table, and a left upper clamping hole and a right upper clamping rotary hole are respectively formed in two sides of the upper hoop; a lower hoop is arranged at the joint of the left lower clamping table and the right lower clamping table, and a left lower clamping hole and a right lower clamping rotary hole are respectively formed in two sides of the lower hoop; the left upper lead screw penetrates through one end of the upper hoop along the left upper clamping hole, and the left upper clamping table and the left upper clamping hole are clamped with each other; the right upper screw rod penetrates through a right upper clamping table at one end of the upper hoop along the right upper clamping hole and is clamped with the right upper clamping hole; the left lower lead screw penetrates through a left lower clamping table at one end of the lower hoop along the left lower clamping hole and is clamped with the left lower clamping hole; the right lower screw rod penetrates through a right lower clamping table at one end of the lower hoop along the right lower clamping hole and is clamped with the right lower clamping hole; a right transmission belt is arranged between the right upper gear and the right lower gear; a left transmission belt is arranged between the upper left gear and the lower left gear; the left lower screw rod is connected with a first motor, and the first motor drives the left lower screw rod to rotate; the right lower screw rod is connected with a second motor, and the second motor drives the right lower screw rod to rotate.

Preferably, the detection device comprises an outer shell, an outer clamping wheel, an inner clamping wheel, a traveling motor and a winding motor; the outer wall of the outer shell is respectively provided with an outer clamping wheel and an inner clamping wheel; the outer clamping wheel and the inner clamping wheel are both provided with wheel clamping teeth, and the left clamping arm and the right clamping arm are both provided with advancing clamping teeth; an inner clamping wheel is arranged on one side, opposite to the left clamping arm and the right clamping arm, of the left clamping arm, and an outer clamping wheel is arranged on one side, opposite to the right clamping arm, of the left clamping arm; the gear latch and the advancing latch are mutually clamped and meshed; a traveling motor and a winding motor are arranged in the outer shell; the advancing motor is connected with the external clamping wheel; a winding disc is arranged on the winding motor; the outer shell is provided with a stay cable through hole; the cable penetrates the one end setting of shell body on the rolling dish along the cable through-hole, and the first solid fixed ring, the solid fixed ring of second or the solid fixed ring of third are connected respectively to the other end of cable.

Preferably, left centre gripping arm and right centre gripping arm all are "C" type, and the "C" type breach of left centre gripping arm and right centre gripping arm sets up relatively, and automobile suspension's both ends clamp respectively in relative "C" type breach.

Compared with the prior art, the invention has the beneficial effects that:

this patent has adopted nondirectional online variable force formula detection method, at first with the automotive suspension on to left and right supporting spring, adopts the left and right supporting spring who has predetermine different holding power as the substitute of the simulation wheel deformation variable of automotive suspension below, through set up clamping device in the suspension both sides, further through the detection device who sets up on the left and right centre gripping arm along testboard both sides again, provides the pulling force of variable to its various deformation test that realizes the automotive suspension. The detection system has the advantages of ingenious design, strong practicability, simple maintenance and good test effect. With the automotive suspension of the different width of in order to facilitate the test, set up tension mechanism on this detection experiment platform, through the drive of first motor and second motor, through upper left lead screw, lower left lead screw, upper right lead screw and lower right lead screw traction drive, further force left centre gripping arm and right centre gripping arm to realize keeping away from and drawing close along the aspect of the level to this realizes the detection requirement under the different experimental object. This patent structure has realized the vehicle actual operation in-process, and the simulation of each angle and various different strength that automotive suspension received to this carries out omnidirectional detection to the product, ensures product quality safety.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the detecting unit;

FIG. 3 is a schematic view of the internal structure of the detecting unit;

in the figure: 1. an upper left gear; 2. a left drive belt; 3. an upper left bearing; 4. an upper left through hole; 5. a gantry support; 6. a left clamp arm; 7. a left upper lead screw; 8. a detection device; 9. a left upper travel loop; 10. a left upper clamping table; 11. an upper hoop; 12. a right upper clamping table; 13. a right upper travel ring; 14. a right upper screw; 15. a right clamping arm; 16. a right upper bearing; 17. a right drive belt; 18. a right upper gear; 19. a first motor bracket; 20. a first motor; 21. a left lower gear; 22. a lower left bearing; 23. a cable; 24. a third fixing ring; 25. a left support spring; 26. an automotive suspension; 27. a left down travel loop; 28. a left lower lead screw; 29. a left lower clamping table; 30. a lower hoop; 31. a right lower clamping table; 32. a right down travel ring; 33. a cross arm; 34. a right support spring; 35. a right clamp arm; 36. a right lower lead screw; 37. a lower right bearing; 38. a right lower gear; 39. a second motor support; 40. a second motor; 41. an outer housing; 42. an inner clamping wheel; 43. an external clamping wheel; 44. a stay cable through hole; 45. a winding motor; 46. a winding disc; 47. a travel motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the universal experimental platform for the automobile suspension comprises a gantry support, a first motor support, a second motor support, a pull rope, a left clamping arm and a right clamping arm; the gantry support consists of a left upright post, a right upright post and a transverse connecting rod; a first motor bracket is arranged on the left upright post, and a second motor bracket is arranged on the right upright post; a first motor and a second motor are respectively arranged on the first motor bracket and the second motor bracket; the left side in the gantry support is provided with a left clamping arm, and the right side in the gantry support is provided with a right clamping arm; more than two groups of detection devices are arranged on the left clamping arm and the right clamping arm; a supporting cross arm is arranged below the gantry support, and a testing supporting arm is arranged on the supporting cross arm; a cross arm is arranged on the test supporting arm, and an experiment table plate is arranged on the cross arm; the two ends of the experiment table plate are respectively provided with a left supporting spring and a right supporting spring; automobile suspensions are placed on the left supporting spring and the right supporting spring; a left clamping arm and a right clamping arm are respectively arranged on two sides of the automobile suspension; the left clamping arm and the right clamping arm are respectively provided with a first fixing ring, a second fixing ring and a third fixing ring; the one end of cable is connected first solid fixed ring, the solid fixed ring of second or the solid fixed ring of third respectively, and detection device is connected to the other end of cable.

The patent content also comprises a stretching device, wherein a left upper through hole, a left lower through hole, a right upper through hole and a right lower through hole are respectively arranged on the left upright post and the right upright post; the left upper bearing, the left lower bearing, the right upper bearing and the right lower bearing are respectively arranged in the left upper through hole, the left lower through hole, the right upper through hole and the right lower through hole; a left upper screw rod, a left lower screw rod, a right upper screw rod and a right lower screw rod are respectively sleeved in the left upper bearing, the left lower bearing, the right upper bearing and the right lower bearing; the upper end of the left clamping arm is provided with an upper left advancing ring and a lower left advancing ring; the upper end of the right clamping arm is provided with a right upper advancing ring and a right lower advancing ring; clamping threads are arranged in the left upper advancing ring, the left lower advancing ring, the right upper advancing ring and the right lower advancing ring; clamping threads in the left upper traveling ring, the left lower traveling ring, the right upper traveling ring and the right lower traveling ring are meshed with the left upper screw rod, the left lower screw rod, the right upper screw rod and the right lower screw rod respectively; one end of the left upper screw rod penetrating through the left upper through hole is provided with a left upper gear; one end of the left upper screw rod, which penetrates out of the left upper advancing ring, is provided with a left upper clamping table; one end of the left lower screw rod penetrating through the left lower through hole is provided with a left lower gear; one end of the left lower screw rod penetrating through the left lower advancing ring is provided with a left lower clamping table; one end of the right upper screw rod penetrating through the right upper through hole is provided with a right upper gear; one end of the right upper screw rod, which penetrates out of the right upper advancing ring, is provided with a right upper clamping table; one end of the right lower screw rod penetrating through the right lower through hole is provided with a right lower gear; one end of the right lower screw rod penetrating through the right lower advancing ring is provided with a right lower clamping table; an upper hoop is arranged at the joint of the upper left clamping table and the upper right clamping table, and a left upper clamping hole and a right upper clamping rotary hole are respectively formed in two sides of the upper hoop; a lower hoop is arranged at the joint of the left lower clamping table and the right lower clamping table, and a left lower clamping hole and a right lower clamping rotary hole are respectively formed in two sides of the lower hoop; the left upper screw rod penetrates through a left upper clamping table at one end of the upper hoop along the left upper clamping hole and is clamped with the left upper clamping hole; the right upper screw rod penetrates through a right upper clamping table at one end of the upper hoop along the right upper clamping hole and is clamped with the right upper clamping hole; the left lower lead screw penetrates into a left lower clamping table at one end of the lower hoop along the left lower clamping hole and is mutually clamped with the left lower clamping hole; the right lower screw rod penetrates through a right lower clamping table at one end of the lower hoop along the right lower clamping hole and is clamped with the right lower clamping hole; a right transmission belt is arranged between the right upper gear and the right lower gear; a left transmission belt is arranged between the upper left gear and the lower left gear; the left lower screw rod is connected with a first motor, and the first motor drives the left lower screw rod to rotate; the right lower screw rod is connected with a second motor, and the second motor drives the right lower screw rod to rotate.

As shown in fig. 2 and 3, the detecting device includes an outer housing, an outer chucking wheel, an inner chucking wheel, a traveling motor, and a winding motor; the outer wall of the outer shell is respectively provided with an outer clamping wheel and an inner clamping wheel; the outer clamping wheel and the inner clamping wheel are both provided with wheel clamping teeth, and the left clamping arm and the right clamping arm are both provided with advancing clamping teeth; an inner clamping wheel is arranged on one side, opposite to the left clamping arm and the right clamping arm, of the left clamping arm, and an outer clamping wheel is arranged on one side, opposite to the right clamping arm, of the left clamping arm; the gear latch and the advancing latch are mutually clamped and meshed; a traveling motor and a winding motor are arranged in the outer shell; the advancing motor is connected with the external clamping wheel; a winding disc is arranged on the winding motor; the outer shell is provided with a stay cable through hole; the cable penetrates the one end setting of shell body on the rolling dish along the cable through-hole, and the first solid fixed ring, the solid fixed ring of second or the solid fixed ring of third are connected respectively to the other end of cable.

In the structure of the automobile suspension, the left clamping arm and the right clamping arm are C-shaped, C-shaped notches of the left clamping arm and the right clamping arm are oppositely arranged, and two ends of the automobile suspension are respectively clamped in the opposite C-shaped notches.

When the device described in this patent is operated, firstly, the device is pre-adjusted, when the pre-adjustment is performed, the operator can drive the left lower screw rod and the right lower screw rod to rotate by starting the first motor and the second motor, and simultaneously drive the left upper screw rod and the right upper screw rod to rotate synchronously by the left drive belt and the right drive belt under the drive of the left lower gear and the right lower gear, because the clamping threads in the left upper advancing ring, the left lower advancing ring, the right upper advancing ring and the right lower advancing ring are meshed with the left upper screw rod, the left lower screw rod, the right upper screw rod and the right lower screw rod respectively, when the left upper screw rod, the left lower screw rod, the right upper advancing ring and the right lower screw rod rotate, the left clamping arm and the right clamping arm are driven to approach or separate from each other, when the space area between the left clamping arm and the right clamping arm meets the automobile suspension size requirement to be detected, the adjustment of the working link is stopped. An operator further places an automobile suspension product on the left supporting spring and the right supporting spring, then fixes the whole automobile suspension product through the left clamping arm and the right clamping arm, and finally fixes the automobile suspension product on the first fixing ring, the second fixing ring or the third fixing ring of the left clamping arm and the right clamping arm through a single group of detection device or multiple groups of detection devices according to the specific requirements of each experimental test to test the bearing capacity of the automobile suspension with different angles and different forces; meanwhile, the detection devices running along the left clamping arm and the right clamping arm are in single-group independent running, when the single-group independent running is performed, the gear latch and the advancing latch are clamped and meshed with each other, so that the single-group detection device is driven by an advancing motor, the outer shell is driven by the inner clamping wheel and the outer clamping wheel to move along the left clamping arm and the right clamping arm, the adjustment of a test angle is realized, the angle is adjusted simultaneously, tests with different forces are completed by the stay cable under the driving of the winding motor, so that the structure realizes real-time online variable quantity tests with different angles and different forces, and when the equipment runs, the detection devices generally run simultaneously for multiple groups, so that the variable quantity test mode is increased by geometric multiple times, and various requirements of the product in an experimental test link are greatly met.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention, without departing from the technical solution of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. Universal experimental platform of automotive suspension, its characterized in that: the device comprises a gantry support, a first motor support, a second motor support, a pull rope, a left clamping arm and a right clamping arm; the gantry support consists of a left upright post, a right upright post and a transverse connecting rod; a first motor bracket is arranged on the left upright post, and a second motor bracket is arranged on the right upright post; a first motor and a second motor are respectively arranged on the first motor bracket and the second motor bracket; the left side in the gantry support is provided with a left clamping arm, and the right side in the gantry support is provided with a right clamping arm; more than two groups of detection devices are arranged on the left clamping arm and the right clamping arm; a supporting cross arm is arranged below the gantry support, and a test supporting arm is arranged on the supporting cross arm; a cross arm is arranged on the test supporting arm, and an experiment table plate is arranged on the cross arm; the two ends of the experiment table plate are respectively provided with a left supporting spring and a right supporting spring; automobile suspensions are placed on the left supporting spring and the right supporting spring; a left clamping arm and a right clamping arm are respectively arranged on two sides of the automobile suspension; the left clamping arm and the right clamping arm are respectively provided with a first fixing ring, a second fixing ring and a third fixing ring; one end of the inhaul cable is connected with the first fixing ring, the second fixing ring or the third fixing ring respectively, and the other end of the inhaul cable is connected with the detection device;

the detection device comprises an outer shell, an outer clamping wheel, an inner clamping wheel, a traveling motor and a winding motor; the outer wall of the outer shell is respectively provided with an outer clamping wheel and an inner clamping wheel; the outer clamping wheel and the inner clamping wheel are both provided with wheel clamping teeth, and the left clamping arm and the right clamping arm are both provided with advancing clamping teeth; an inner clamping wheel is arranged on one side of the left clamping arm, which is opposite to the right clamping arm, and an outer clamping wheel is arranged on one side of the left clamping arm, which is opposite to the right clamping arm; the gear latch and the advancing latch are mutually clamped and engaged; a traveling motor and a winding motor are arranged in the outer shell; the advancing motor is connected with the external clamping wheel; a winding disc is arranged on the winding motor; the outer shell is provided with a stay cable through hole; one end of the inhaul cable penetrating into the outer shell along the inhaul cable through hole is arranged on the winding disc, and the other end of the inhaul cable is connected with the first fixing ring, the second fixing ring or the third fixing ring respectively;

the left clamping arm and the right clamping arm are both C-shaped, C-shaped notches of the left clamping arm and the right clamping arm are oppositely arranged, and two ends of the automobile suspension are respectively clamped in the opposite C-shaped notches.

2. The universal test platform for automobile suspensions according to claim 1, characterized in that: the left upright post and the right upright post are respectively provided with an upper left through hole, a lower left through hole, an upper right through hole and a lower right through hole; the left upper bearing, the left lower bearing, the right upper bearing and the right lower bearing are respectively arranged in the left upper through hole, the left lower through hole, the right upper through hole and the right lower through hole; a left upper screw rod, a left lower screw rod, a right upper screw rod and a right lower screw rod are respectively sleeved in the left upper bearing, the left lower bearing, the right upper bearing and the right lower bearing; the upper end of the left clamping arm is provided with an upper left advancing ring and a lower left advancing ring; the upper end of the right clamping arm is provided with a right upper advancing ring and a right lower advancing ring; clamping threads are arranged in the left upper advancing ring, the left lower advancing ring, the right upper advancing ring and the right lower advancing ring; clamping threads in the left upper traveling ring, the left lower traveling ring, the right upper traveling ring and the right lower traveling ring are meshed with the left upper screw rod, the left lower screw rod, the right upper screw rod and the right lower screw rod respectively; one end of the left upper screw rod penetrating through the left upper through hole is provided with a left upper gear; one end of the left upper screw rod, which penetrates out of the left upper advancing ring, is provided with a left upper clamping table; one end of the left lower screw rod penetrating through the left lower through hole is provided with a left lower gear; one end of the left lower screw rod penetrating through the left lower advancing ring is provided with a left lower clamping table; one end of the right upper screw rod penetrating through the right upper through hole is provided with a right upper gear; one end of the right upper screw rod, which penetrates out of the right upper advancing ring, is provided with a right upper clamping table; one end of the right lower screw rod penetrating through the right lower through hole is provided with a right lower gear; one end of the right lower screw rod penetrating through the right lower advancing ring is provided with a right lower clamping table; an upper hoop is arranged at the joint of the upper left clamping table and the upper right clamping table, and a left upper clamping hole and a right upper clamping rotary hole are respectively formed in two sides of the upper hoop; a lower hoop is arranged at the joint of the left lower clamping table and the right lower clamping table, and a left lower clamping hole and a right lower clamping rotary hole are respectively formed in two sides of the lower hoop; the left upper screw rod penetrates through a left upper clamping table at one end of the upper hoop along the left upper clamping hole and is clamped with the left upper clamping hole; the right upper screw rod penetrates through a right upper clamping table at one end of the upper hoop along the right upper clamping hole and is clamped with the right upper clamping hole; the left lower lead screw penetrates through a left lower clamping table at one end of the lower hoop along the left lower clamping hole and is clamped with the left lower clamping hole; the right lower screw rod penetrates through a right lower clamping table at one end of the lower hoop along the right lower clamping hole and is clamped with the right lower clamping hole; a right transmission belt is arranged between the right upper gear and the right lower gear; a left transmission belt is arranged between the upper left gear and the lower left gear; the left lower screw rod is connected with a first motor, and the first motor drives the left lower screw rod to rotate; the right lower screw rod is connected with a second motor, and the second motor drives the right lower screw rod to rotate.