CN116429459A - Automobile steering knuckle testing tool - Google Patents
Automobile steering knuckle testing tool Download PDFInfo
- Publication number
- CN116429459A CN116429459A CN202310692405.5A CN202310692405A CN116429459A CN 116429459 A CN116429459 A CN 116429459A CN 202310692405 A CN202310692405 A CN 202310692405A CN 116429459 A CN116429459 A CN 116429459A
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- knuckle
- sliding
- pressing plate
- steering knuckle
- telescopic
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- 238000012360 testing method Methods 0.000 title claims abstract description 54
- 238000003825 pressing Methods 0.000 claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000001125 extrusion Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 abstract description 11
- 238000005457 optimization Methods 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000009778 extrusion testing Methods 0.000 description 3
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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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
-
- 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
- G01M17/06—Steering behaviour; Rolling behaviour
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to the technical field of automobile steering knuckle testing, and particularly discloses an automobile steering knuckle testing tool which comprises a workbench, wherein the top of the workbench is connected with a top plate through a plurality of struts, a telescopic cylinder is arranged at the bottom of the top plate, a first pressing plate is arranged at the telescopic end of the telescopic cylinder through a plurality of bolt threads, the first pressing plate is in a concave arrangement, auxiliary extrusion mechanisms are arranged on the outer walls of two opposite sides of the first pressing plate, protection mechanisms are symmetrically arranged at the bottom of the first pressing plate, a first sliding groove is formed in the top of the workbench, and a clamping mechanism is arranged in the first sliding groove. According to the invention, before the knuckle is tested, the knuckle can be sleeved in the two arc clamping plates at the top of the sliding seat, and the outer wall of one side of the two arc clamping plates with the rubber pad is driven to be tightly abutted against the inner wall of the knuckle by the rotation of the double-head screw rod, so that the knuckle is fixed, the stability of the knuckle in the test process is ensured, and the test result accuracy of the knuckle is higher.
Description
Technical Field
The invention relates to a testing tool, in particular to an automobile steering knuckle testing tool, and belongs to the technical field of automobile steering knuckle testing.
Background
The steering knuckle is also called as a 'claw', is one of important parts in an automobile steering axle, and can enable an automobile to stably run and sensitively transmit the running direction. The knuckle is used for transmitting and bearing the front load of the automobile, and supporting and driving the front wheel to rotate around the kingpin so as to steer the automobile. In the running state of the automobile, it is subjected to various impact loads, and therefore, it is required to have high strength.
When the existing automobile steering knuckle test tool tests the steering knuckle, the clamping mechanism is arranged at the top of the workbench to fix the steering knuckle, but the existing clamping mechanism is complex in structure, so that workers are inconvenient in the operation process, and the steering knuckle cannot be clamped well when the clamping mechanism clamps the steering knuckle due to irregular structure, so that the influence is brought to various performance tests of the steering knuckle, the testing accuracy of the steering knuckle is lower, and the reference value of a test result is also lower.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an automobile steering knuckle testing tool.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an automobile steering knuckle test fixture, includes the workstation, there is the roof at the top of workstation through a plurality of pillars connection, and flexible cylinder is installed to the bottom of roof, and first clamp plate is installed through a plurality of bolt screw threads to the flexible end of flexible cylinder, and first clamp plate is concave setting, and auxiliary extrusion mechanism is all installed to the opposite both sides outer wall of first clamp plate, and protection machanism is installed to the bottom symmetry of first clamp plate, and first spout has been seted up at the top of workstation, and the internally mounted of first spout has the fixture that is used for fixing the steering knuckle.
Optionally, the fixture includes two first sliders, and the internally mounted of first spout has first lead screw and first slide bar, and two first sliders are installed respectively at the outer wall of first lead screw and first slide bar, and two first sliders are close to one end joint rotation and are connected with the sliding seat mutually.
Optionally, the top of sliding seat is seted up flutedly, and the internally mounted of recess has the double-end lead screw, and two arc splint are installed to the outer wall symmetry of double-end lead screw, and the rubber pad is all installed to one side outer wall that two arc splint kept away from mutually, and the logical groove that is linked together with first spout one end is seted up to the inside of workstation.
Optionally, supplementary extrusion mechanism includes two removal frames, and the second spout has all been seted up to the both sides outer wall that first clamp plate is close to two removal frames, and first linear motor is installed to the inside of second spout, and two removal frames all pass through the movable block that is close to first clamp plate one end setting and first linear motor sliding fit.
Optionally, internally mounted who removes the frame has second lead screw and second slide bar, and the second slider is all installed to the outer wall of second lead screw and second slide bar, rotates jointly between two second sliders and installs the dwang, and the second clamp plate is installed through the pivot rotation to one side outer wall of dwang, and two movable inserted bars are installed to one side outer wall symmetry that the dwang is close to the second clamp plate.
Optionally, two industry cameras are installed to the top symmetry of second clamp plate, and the inside slidable mounting of second clamp plate has the expansion plate, and two third spouts have been seted up to the inside symmetry of second clamp plate, and second linear motor is all installed to the inside of two third spouts, and the third slider with second linear motor matched with is all installed to the both sides outer wall that the expansion plate one end is opposite.
Optionally, two connecting seats are symmetrically installed at the other end of the expansion plate, and a first connecting hole matched with the connecting seat is formed in the top of the workbench.
Optionally, the protection machanism includes two flexible protection curtains, and two flexible protection curtains symmetry are installed in the bottom of first clamp plate, and the magnetism stone is all installed to the bottom of two flexible protection curtains, and the bottom surface of first clamp plate is equipped with the friction surface.
Optionally, the round hole has all been seted up at the both ends of magnet piece, and the second connecting hole with round hole looks adaptation has been seted up at the top of workstation.
Optionally, two guide rails are symmetrically arranged at the top of the workbench, a cover plate for plugging the first sliding groove is slidably arranged between the two guide rails, and two electric telescopic rods are arranged on the outer wall of one side of the cover plate, which is close to the two guide rails.
The beneficial effects of the invention are as follows:
1. according to the invention, before the knuckle is tested, the knuckle can be sleeved in the two arc clamping plates at the top of the sliding seat, and the outer wall of one side of the two arc clamping plates with the rubber pad is driven to be tightly abutted against the inner wall of the knuckle by the rotation of the double-head screw rod, so that the knuckle is fixed, the stability of the knuckle in the test process is ensured, the accuracy of the test result of the knuckle is higher, and the reference value of the test is higher.
2. According to the invention, the telescopic cylinder and the first pressing plate are arranged at the bottom of the top plate, so that the telescopic end of the telescopic cylinder can be controlled to drive the first pressing plate to rapidly move downwards to impact the fixed steering knuckle, and the maximum impact performance, strength and rigidity of the steering knuckle can be conveniently tested; the telescopic end of the telescopic cylinder drives the first pressing plate to move repeatedly up and down, repeated pressure is applied to the steering knuckle, and then fatigue durability of the steering knuckle can be tested, so that the whole device can sequentially test a plurality of performances of the steering knuckle, a plurality of testing devices are not required to be used for testing different performances of the steering knuckle, and testing efficiency of the steering knuckle is improved.
3. According to the invention, through the auxiliary extrusion mechanism, when the first pressing plate moves downwards to impact or extrude the longitudinal direction of the steering knuckle, the two second pressing plates are driven to rotate downwards to be in a vertical state by controlling the two rotating blocks, and then the second screw rod is controlled to drive the two second sliding blocks and the second pressing plates to move towards the direction of the first pressing plate, so that the two second pressing plates can synchronously extrude and test the transverse direction of the steering knuckle, the strength and the rigidity of the steering knuckle are tested more comprehensively, and the accuracy of a test result is improved.
4. According to the invention, through the arranged protection mechanism, when the first pressing plate impacts and extrudes the steering knuckle, the two telescopic protection curtains are controlled to be in a downward unfolding state, so that workers on the left side and the right side of the device are protected, the steering knuckle is prevented from being broken in the testing process, fragments are prevented from being ejected, and the safety of the workers is threatened; and when two flexible protection curtains protect the left and right sides, steerable two second clamp plates rotate downwards and are the incline condition to synchronous control two inside expansion plates of second clamp plate are the state of stretching out, make two second clamp plates and expansion plates cooperate two flexible protection curtains to all have the protection effect to four sides of device, improve the protection to the nearby staff of device, and then improve the security of device to knuckle test in-process.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of an automobile steering knuckle test fixture according to the present invention;
FIG. 2 is a schematic view of the clamping mechanism of FIG. 1 moving directly below the first platen;
FIG. 3 is a schematic view of a workbench according to the invention;
FIG. 4 is a schematic view of a clamping mechanism according to the present invention;
FIG. 5 is a schematic view of the first platen and the auxiliary pressing mechanism according to the present invention;
FIG. 6 is a schematic view of an auxiliary pressing mechanism according to the present invention;
FIG. 7 is a schematic view of a cover plate according to the present invention;
FIG. 8 is a schematic view of a first platen and an auxiliary pressing mechanism of the present invention in combination;
FIG. 9 is a schematic view of the structure of the two second platens shown in FIG. 8 rotated 90 degrees downward;
fig. 10 is a schematic structural view of the retractable protective curtain in an unfolded state.
In the figure: 1. a work table; 2. a top plate; 3. a first chute; 4. a through groove; 5. a sliding seat; 6. an arc clamping plate; 7. a guide rail; 8. a cover plate; 9. a first platen; 10. a telescopic protective curtain; 11. a moving frame; 12. a second pressing plate; 13. a telescopic cylinder; 14. an industrial camera; 15. a second chute; 16. a second slider; 17. a rotating block; 18. a first connection hole; 19. a second connection hole; 20. a magnet block; 21. a telescoping plate; 22. a connecting seat; 23. a first screw rod; 24. a first slider; 25. an electric telescopic rod; 28. double-end screw rod; 29. a moving block; 30. a second screw rod; 31. a movable inserted link; 32. a rotating shaft; 33. a third chute; 34. and a third slider.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, an automobile steering knuckle testing fixture comprises a workbench 1, wherein the top of the workbench 1 is connected with a top plate 2 through a plurality of struts, a telescopic cylinder 13 is installed at the bottom of the top plate 2, a first pressing plate 9 is installed at the telescopic end of the telescopic cylinder 13 through a plurality of bolt threads, the first pressing plate 9 is in a concave arrangement, auxiliary extrusion mechanisms are installed on the outer walls of two opposite sides of the first pressing plate 9, protection mechanisms are symmetrically installed at the bottom of the first pressing plate 9, a first sliding groove 3 is formed in the top of the workbench 1, and a clamping mechanism used for fixing a steering knuckle is installed in the first sliding groove 3.
As a technical optimization scheme of the invention, the clamping mechanism comprises two first sliding blocks 24, a first screw rod 23 and a first sliding rod are arranged in the first sliding groove 3, the two first sliding blocks 24 are respectively arranged on the outer walls of the first screw rod 23 and the first sliding rod, and one ends, close to each other, of the two first sliding blocks 24 are connected with a sliding seat 5 in a common rotation mode.
As a technical optimization scheme of the invention, the top of the sliding seat 5 is provided with a groove, the inside of the groove is provided with a double-head screw rod 28, the outer wall of the double-head screw rod 28 is symmetrically provided with two arc clamping plates 6, the outer wall of one side of the two arc clamping plates 6 away from each other is provided with a rubber pad, and the inside of the workbench 1 is provided with a through groove 4 communicated with one end of the first sliding groove 3. Referring to fig. 1 and 2, the knuckle to be tested is sleeved outside the two arc clamping plates 6, and the double-end screw rod 28 is driven to rotate by a driving motor preset in the sliding seat 5, so that the distance between the two arc clamping plates 6 is increased until one side of the two arc clamping plates 6 with rubber pads is tightly abutted against the inner wall of the knuckle, and the knuckle can be fixed.
As a technical optimization scheme of the invention, the auxiliary extrusion mechanism comprises two movable frames 11, wherein the outer walls of the two sides of the first pressing plate 9, which are close to the two movable frames 11, are respectively provided with a second sliding groove 15, a first linear motor is arranged in the second sliding grooves 15, and the two movable frames 11 are respectively in sliding fit with the first linear motor through a movable block 29 which is close to one end of the first pressing plate 9.
As a technical optimization scheme of the invention, a second screw rod 30 and a second sliding rod are arranged in the movable frame 11, second sliding blocks 16 are arranged on the outer walls of the second screw rod 30 and the second sliding rod, a rotating block 17 is arranged between the two second sliding blocks 16 in a rotating mode, a second pressing plate 12 is arranged on the outer wall of one side of the rotating block 17 in a rotating mode through a rotating shaft 32, and two movable inserting rods 31 are symmetrically arranged on the outer wall of one side, close to the second pressing plate 12, of the rotating block 17. Referring to fig. 9, the second pressing plates 12 are rotatably disposed between the two second sliding blocks 16, and when the knuckle is required to be laterally squeezed, the two second pressing plates 12 are controlled to rotate downward to be in a vertical state, and then the second screw rod 30 is driven to rotate by a driving device preset in the moving frame 11, so that the two second pressing plates 12 are driven to be close to each other towards the central position, and a squeezing test can be performed on the knuckle in the lateral direction.
As a technical optimization scheme of the invention, two industrial cameras 14 are symmetrically arranged at the top of the second pressing plate 12, a telescopic plate 21 is slidably arranged in the second pressing plate 12, two third sliding grooves 33 are symmetrically arranged in the second pressing plate 12, second linear motors are respectively arranged in the two third sliding grooves 33, and third sliding blocks 34 matched with the second linear motors are respectively arranged on the outer walls of two opposite sides of one end of the telescopic plate 21. The provided industrial camera 14 can detect the surface of the knuckle to be tested, so that whether defects exist on the surface of the knuckle or not can be conveniently detected; referring to fig. 10, after the two second pressing plates 12 rotate to be in an inclined state, the two expansion plates 21 are in an extended state, so that both sides of the top of the workbench 1 can be protected, and the situation that the knuckle breaks and chips burst in the testing process is avoided.
As a technical optimization scheme of the invention, two connecting seats 22 are symmetrically arranged at the other end of the expansion plate 21, and a first connecting hole 18 matched with the connecting seat 22 is formed at the top of the workbench 1.
As a technical optimization scheme of the invention, the protection mechanism comprises two telescopic protection curtains 10, the two telescopic protection curtains 10 are symmetrically arranged at the bottom of the first pressing plate 9, the bottom ends of the two telescopic protection curtains 10 are respectively provided with a magnet block 20, and the bottom surface of the first pressing plate 9 is provided with a friction surface. The two telescopic protection curtains 10 can protect the other two sides of the top of the workbench 1, and the two second pressing plates 12 and the telescopic plates 21 are matched to protect the four sides of the top of the workbench 1, so that the protection effect is improved.
As a technical optimization scheme of the invention, round holes are formed at two ends of the magnet block 20, and a second connecting hole 19 matched with the round holes is formed at the top of the workbench 1.
As a technical optimization scheme of the invention, two guide rails 7 are symmetrically arranged at the top of the workbench 1, a cover plate 8 for plugging the first chute 3 is slidably arranged between the two guide rails 7, and two electric telescopic rods 25 are arranged on the outer wall of one side of the cover plate 8, which is close to the two guide rails 7. The apron 8 that sets up can be located the protection of one section first spout 3 under the first clamp plate 9, avoids detecting the piece that appears in the knuckle in-process and drops to the inside of first spout 3, influences the back and forth slip of sliding seat 5 in first spout 3.
The industrial camera 14 in this embodiment is a prior art MV-CS060-10GM Haikang Wei Industrial camera, which is not described here too.
In the invention, when a user uses the device, please refer to fig. 1, 3 and 7, at this time, the electric telescopic rod 25 drives the cover plate to move on the top of the workbench 1, so that the cover plate 8 does not block the top of the first chute 3 at this time, the preset driving device in the workbench 1 drives the first screw rod 23 to rotate, the sliding seat 5 is driven to move to the position of the through groove 4 in the first chute 3, after the to-be-tested knuckle is sleeved outside the two arc clamping plates 6 by a worker, the double-headed screw rod 28 is driven to synchronously rotate by the preset driving motor in the sliding seat 5, and one side of the two arc clamping plates 6 with rubber pads is driven to be tightly abutted against the inner wall of the knuckle, so that the knuckle can be fixed; then the sliding seat 5 and the fixed knuckle are driven to move under the first pressing plate 9 together by the reverse rotation of the first screw rod 23, as shown in fig. 2, and then the cover plate 8 is driven to reset by the electric telescopic rod 25, so that the cover plate 8 resets to block a section of the first sliding groove 3 under the first pressing plate 9.
Referring to fig. 2, 5 and 9, after the clamping mechanism drives the knuckle to move right below the first pressing plate 9, the two movable inserting rods 31 can be preferentially controlled to retract inside the rotating block 17, and after the rotating shaft 32 drives the second pressing plate 12 to rotate 180 degrees, the industrial camera 14 originally located at the top of the second pressing plate 12 rotates to the bottom, then the two movable inserting rods 31 can be controlled to extend out to be inserted between the two movable inserting rods and the second pressing plate 12, the rotated state of the second pressing plate 12 is limited and fixed, then the two rotating blocks 17 can be controlled to downwards drive the second pressing plate 12 to rotate 90 degrees to be in a vertical state, and at the moment, the industrial cameras 14 at the bottoms of the two second pressing plates 12 are close to the knuckle, so that whether defects exist on the surfaces of the industrial cameras 14 located at two sides of the knuckle can be detected.
After the surface of the knuckle is detected by the industrial camera 14, the second pressing plates 12 can be controlled to rotate upwards for resetting, the two second pressing plates 12 are controlled to rotate 180 degrees to restore to the state of fig. 2, the telescopic ends of the telescopic cylinders 13 are controlled to extend downwards rapidly, the first pressing plates 9 are driven to impact the knuckle downwards rapidly, and therefore the maximum impact performance, the strength, the rigidity and other properties of the knuckle are tested; if the knuckle is larger, the moving frames 11 on the two sides of the first pressing plate 9 can be controlled to move downwards synchronously to be in the state of fig. 8, and the two moving frames 11 and the second pressing plate 12 inside the moving frames cooperate with the first pressing plate 9 to impact the knuckle with large volume. The telescopic end of the telescopic cylinder 13 drives the first pressing plate 9 to move repeatedly up and down, repeated pressure is applied to the steering knuckle, and further fatigue durability of the steering knuckle can be tested, so that the whole device can sequentially test multiple performances of the steering knuckle, multiple testing devices are not required to test different performances of the steering knuckle, and testing efficiency of the steering knuckle is improved.
And when the first clamp plate 9 is used for impacting and extruding the steering knuckle, please refer to fig. 10, the rotating blocks 17 in the two movable frames 11 can be controlled to rotate downwards to be in an inclined state, the two second clamp plates 12 are driven to rotate together to be in an inclined state, the telescopic plates 21 in the two second clamp plates 12 are controlled to be in an extending state, at the moment, the two clamp plates 12 and the telescopic plates 21 in the inclined state can protect two sides of the steering knuckle under test, and the two telescopic protection curtains 10 are synchronously controlled to be in an unfolding state, so that the two magnet blocks 20 are magnetically attracted with the cover plate 8, the round holes at two ends of the magnet blocks 20 can be overlapped with the positions of the second connecting holes 19 formed in the top of the workbench 1, workers can pass through the round holes to be in threaded connection with the second connecting holes 19 through bolts, the positions of the telescopic protection curtains 10 in the unfolding state are conveniently fixed, at the moment, the two telescopic protection curtains 10 in the unfolding state are matched with the two second clamp plates 12 and the telescopic plates 21, the four sides of the steering knuckle can be protected, the steering knuckle can be prevented from being broken in the testing process, and the safety threat to workers nearby the device is avoided.
After the first pressing plate 9 performs the impact and extrusion on the longitudinal direction of the steering knuckle, referring to fig. 9, the two rotating blocks 17 can be controlled to drive the two second pressing plates 12 to rotate in a downward vertical state, and the second screw rod 30 is driven to rotate through a preset driving device in the moving frame 11, so that the two second sliding blocks 16, the rotating blocks 17 and the second pressing plates 12 are driven to move together in the moving frame 11 in a direction away from the first pressing plate 9, then the two second screw rods 30 are controlled to rotate reversely, and the two second pressing plates 12 in a vertical state are driven to move in a direction close to the steering knuckle, so that the steering knuckle is extruded by the two second pressing plates 12 in the moving process, and the steering knuckle is convenient to perform extrusion test; and simultaneously when two second clamp plates 12 transversely squeeze the knuckle, two flexible protection curtains 10 are in the expansion state all the time, and the cooperation of two second clamp plates 12 that are vertical state can protect four sides of knuckle in real time.
Because a plurality of irregular bulge parts exist on the surface of a part of steering knuckle, when the first pressing plate 9 and the second pressing plate 12 extrude or impact the steering knuckle longitudinally and transversely, the two originally horizontal second pressing plates 12 can be rotated downwards through 90 degrees of the rotating block 17 to drive one of the second pressing plates 12 to rotate downwards to be in a vertical state, the moving block 29 and the moving frame 11 are driven to move upwards or downwards through a linear motor arranged in the second sliding groove 15, the heights of the moving frame 11 and the second pressing plate 12 in the vertical state are adjusted, at the moment, the telescopic ends of the telescopic cylinders 13 are controlled to extend downwards to drive the first pressing plate 9 and the second pressing plate 12 in the vertical state to impact or extrude one of the bulge parts of the steering knuckle downwards, and according to different positions of the bulge parts, the transverse positions of the second pressing plates 12 can be adjusted through the second lead screw 30 to facilitate the sequential improvement of the overall impact testing device of the bulge parts of the steering knuckle.
Because the bottom surface of first clamp plate 9 is equipped with the friction surface, can be after the equal test of other performances of knuckle is accomplished, the flexible end through flexible cylinder 13 drives first clamp plate 9 and together moves down, until the friction surface of first clamp plate 9 bottom and the outer wall looks butt of knuckle, then can all drag two flexible protection curtains 10 that are the expansion state towards the direction that is close to arc splint 6, inhale two magnetite pieces 20 mutually magnetism with the both sides outer wall that two arc splint 6 are opposite respectively, and use longer bolt to pass the round hole at two magnetite pieces 20 both ends, fix the position of two magnetite pieces 20, electric telescopic handle 25 drives apron 8 and leaves the top of first spout 3, then the positive and negative rotation of accessible first lead screw 23, drive sliding seat 5 and knuckle together in the bottom round trip movement of first clamp plate 9, make the knuckle rub with the friction surface of first clamp plate 9 bottom mutually, test the wear resistance of knuckle surface, two protection curtains 10 that are the below of arc concatenation state can be relatively poor quality at this moment and produce the piece, can carry out the chip collection to the inside chip that falls down to the inside of the first spout that can conveniently simultaneously, the chip that falls is avoided.
After the transverse impact and longitudinal extrusion test of the steering knuckle is finished, the control of the two second pressing plates 12 can be repeated to drive the plurality of industrial cameras 14 to approach the steering knuckle, so that the plurality of industrial cameras 14 can detect the surface of the steering knuckle after the impact and extrusion test; and after the abrasion resistance test of the knuckle is finished, the two second pressing plates 12 are continuously controlled to drive the plurality of industrial cameras 14 to detect the abrasion condition of the surface of the knuckle, so that the knuckle test condition is conveniently monitored in real time, and the accuracy of the knuckle multiple performance test is improved.
Because the clamping mechanism drives the knuckle to move back and forth to rub against the friction part at the bottom of the first pressing plate 9, so that part of scraps fall into the groove at the top of the sliding seat 5, please refer to fig. 3 and 4, after the abrasion resistance test of the knuckle is finished, the sliding seat 5 is driven to move to the right end of the first sliding groove 3 by the first screw rod 23, so that the sliding seat 5 is positioned at the top of the through groove 4, after the tested knuckle is disassembled, the sliding seat 5 is controlled to rotate downwards by 180 degrees between the two first sliding blocks 24, scraps in the groove can be poured downwards, and the subsequent influence of the scraps on the movement of the two arc clamping plates 6 is avoided.
After the knuckle test is completed by the whole device, the two second pressing plates 12 can be controlled to rotate downwards to be in the state of fig. 9, after the two second pressing plates 12 are controlled to rotate 180 degrees, one face of each of the two second pressing plates 12 with the industrial camera 14 is controlled to rotate to a position close to the first pressing plate 9, then the two second pressing plates 12 are driven to move for a certain distance in the direction away from the first pressing plate 9 by the second screw rod 30, the two second pressing plates 12 are driven to rotate downwards for a certain angle in the direction close to the first pressing plate 9 by the two rotating blocks 17, the industrial camera 14 on the outer walls of the two second pressing plates 12 are positioned below the first pressing plate 9, and finally the two telescopic protective curtains 10 can be connected below the two second pressing plates 12 by bolts, so that the industrial camera 14 under the first pressing plate 9 and the second pressing plates 12 can be protected when not in use.
If the telescopic air cylinder 13 fails in the using process of the device, and the first pressing plate 9 cannot be driven to move downwards to impact and extrude the steering knuckle, the two rotating blocks 17 can be controlled to drive the two second pressing plates 12 to rotate downwards to be in a vertical state, and the two telescopic plates 21 are synchronously controlled to extend downwards to contact with the top of the workbench 1, so that the first pressing plate 9 and the telescopic air cylinder 13 are conveniently supported, and a worker can conveniently detach and replace the damaged telescopic air cylinder 13; after the telescopic cylinder 13 is disassembled, the second screw rod 30 can drive the two second pressing plates 12 and the telescopic plate 21 to move to a position right above the first connecting hole 18, so that the connecting seat 22 at the bottom end of the telescopic plate 21 coincides with the first connecting hole 18 in position, a worker can connect and fix the connecting seat 22 with the first connecting hole 18 through bolts by connecting the first pressing plate 9 and other parts with the workbench 1, the third sliding block 34 at one end of the telescopic plate 21 can drive the first pressing plate 9 to contact with the top of the steering knuckle while moving in the third sliding groove 33, and the abrasion resistance test of the device on the steering knuckle is not influenced.
In this embodiment, use this device can test the multiple performance of knuckle, need not to transport the knuckle to different test equipment in test and dismouting repeatedly for test result is more accurate, and is comparatively convenient and fast to the whole test process of knuckle moreover, and efficiency of software testing can be by a wide margin improvement.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides an automobile steering knuckle test fixture, includes workstation (1), its characterized in that, roof (2) are connected with through a plurality of pillars at the top of workstation (1), telescopic cylinder (13) are installed to the bottom of roof (2), first clamp plate (9) are installed through a plurality of bolt screw threads to telescopic end of telescopic cylinder (13), first clamp plate (9) are concave setting, auxiliary extrusion mechanism is all installed to the both sides outer wall that first clamp plate (9) are opposite, protection machanism is installed to the bottom symmetry of first clamp plate (9), first spout (3) have been seted up at the top of workstation (1), the internally mounted of first spout (3) has the fixture that is used for carrying out the fixed to the steering knuckle;
the auxiliary extrusion mechanism comprises two movable frames (11), wherein the outer walls of the two sides, close to the two movable frames (11), of the first pressing plate (9) are provided with second sliding grooves (15), a first linear motor is arranged in each second sliding groove (15), and the two movable frames (11) are in sliding fit with the first linear motor through a movable block (29) arranged close to one end of the first pressing plate (9);
the movable frame (11) is internally provided with a second screw rod (30) and a second sliding rod, the outer walls of the second screw rod (30) and the second sliding rod are respectively provided with a second sliding block (16), a rotating block (17) is arranged between the two second sliding blocks (16) in a rotating way, one side outer wall of the rotating block (17) is rotatably provided with a second pressing plate (12) through a rotating shaft (32), and two second inserting rods (31) are symmetrically arranged on one side outer wall of the rotating block (17) close to the second pressing plate (12);
two industrial cameras (14) are symmetrically arranged at the top of the second pressing plate (12), a telescopic plate (21) is slidably arranged in the second pressing plate (12), two third sliding grooves (33) are symmetrically formed in the second pressing plate (12), second linear motors are arranged in the two third sliding grooves (33), and third sliding blocks (34) matched with the second linear motors are arranged on outer walls of two opposite sides of one end of the telescopic plate (21);
two connecting seats (22) are symmetrically arranged at the other end of the expansion plate (21), and a first connecting hole (18) matched with the connecting seat (22) is formed in the top of the workbench (1).
2. The automobile steering knuckle testing fixture according to claim 1, wherein the clamping mechanism comprises two first sliding blocks (24), a first screw rod (23) and a first sliding rod are installed in the first sliding groove (3), the two first sliding blocks (24) are installed on the outer walls of the first screw rod (23) and the first sliding rod respectively, and one ends, close to each other, of the two first sliding blocks (24) are connected with a sliding seat (5) in a common rotation mode.
3. The automobile steering knuckle testing tool according to claim 2, wherein the top of the sliding seat (5) is provided with a groove, a double-head screw rod (28) is arranged in the groove, two arc clamping plates (6) are symmetrically arranged on the outer wall of the double-head screw rod (28), rubber pads are arranged on the outer wall of one side, away from the two arc clamping plates (6), of the two arc clamping plates, and a through groove (4) communicated with one end of the first sliding groove (3) is formed in the workbench (1).
4. The automobile steering knuckle testing fixture according to claim 1, wherein the protection mechanism comprises two telescopic protection curtains (10), the two telescopic protection curtains (10) are symmetrically arranged at the bottom of the first pressing plate (9), the bottom ends of the two telescopic protection curtains (10) are respectively provided with a magnet block (20), and the bottom surface of the first pressing plate (9) is provided with a friction surface.
5. The automobile steering knuckle testing fixture according to claim 4, wherein round holes are formed in two ends of the magnet block (20), and a second connecting hole (19) matched with the round holes is formed in the top of the workbench (1).
6. The automobile steering knuckle testing fixture according to claim 1, wherein two guide rails (7) are symmetrically arranged at the top of the workbench (1), a cover plate (8) for plugging the first sliding groove (3) is slidably arranged between the two guide rails (7), and two electric telescopic rods (25) are arranged on the outer wall of one side, close to the two guide rails (7), of the cover plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310692405.5A CN116429459B (en) | 2023-06-13 | 2023-06-13 | Automobile steering knuckle testing tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310692405.5A CN116429459B (en) | 2023-06-13 | 2023-06-13 | Automobile steering knuckle testing tool |
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| CN116429459A true CN116429459A (en) | 2023-07-14 |
| CN116429459B CN116429459B (en) | 2023-09-01 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208736684U (en) * | 2018-06-23 | 2019-04-12 | 上海嘉仕久企业发展有限公司 | A kind of spindle bench test tooling |
| CN212513647U (en) * | 2020-05-29 | 2021-02-09 | 湖北悦达科技有限公司 | Steering knuckle test fixture with good damping performance |
| CN213842603U (en) * | 2020-11-10 | 2021-07-30 | 钟瑶 | A all-round fatigue test device for car knuckle |
| CN214199986U (en) * | 2020-12-24 | 2021-09-14 | 成都川自科技有限公司 | Automobile part test board with multi-station function |
| CN214793812U (en) * | 2021-06-01 | 2021-11-19 | 山东象牛机械股份有限公司 | Automobile steering knuckle lateral fatigue experiment tool |
| CN217467533U (en) * | 2022-06-20 | 2022-09-20 | 合肥步朗系统集成有限公司 | New energy automobile controller detects frock convenient to adjust |
-
2023
- 2023-06-13 CN CN202310692405.5A patent/CN116429459B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208736684U (en) * | 2018-06-23 | 2019-04-12 | 上海嘉仕久企业发展有限公司 | A kind of spindle bench test tooling |
| CN212513647U (en) * | 2020-05-29 | 2021-02-09 | 湖北悦达科技有限公司 | Steering knuckle test fixture with good damping performance |
| CN213842603U (en) * | 2020-11-10 | 2021-07-30 | 钟瑶 | A all-round fatigue test device for car knuckle |
| CN214199986U (en) * | 2020-12-24 | 2021-09-14 | 成都川自科技有限公司 | Automobile part test board with multi-station function |
| CN214793812U (en) * | 2021-06-01 | 2021-11-19 | 山东象牛机械股份有限公司 | Automobile steering knuckle lateral fatigue experiment tool |
| CN217467533U (en) * | 2022-06-20 | 2022-09-20 | 合肥步朗系统集成有限公司 | New energy automobile controller detects frock convenient to adjust |
Also Published As
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|---|---|
| CN116429459B (en) | 2023-09-01 |
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Denomination of invention: A testing fixture for automotive steering knuckles Granted publication date: 20230901 Pledgee: Bank of China Limited Liyang Branch Pledgor: LIYANG NORTH MACHINERY CO.,LTD. Registration number: Y2024980005907 |