CN116124070A - Quality test bench for vehicle spare and accessory parts - Google Patents
Quality test bench for vehicle spare and accessory parts Download PDFInfo
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- CN116124070A CN116124070A CN202310351630.2A CN202310351630A CN116124070A CN 116124070 A CN116124070 A CN 116124070A CN 202310351630 A CN202310351630 A CN 202310351630A CN 116124070 A CN116124070 A CN 116124070A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/20—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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Abstract
The invention discloses a vehicle spare and accessory part quality test bench, and particularly relates to the field of part test. According to the invention, the ball workpiece of the tie rod is matched with the ball standard component in a fixed posture, the ball standard component is controlled to perform forward and reverse rotation and swing up and down, and whether the roundness of the ball workpiece of the tie rod meets the standard is judged based on the change of the extrusion force between the end of the arc rod far away from the ball and the pressure sensor, so that the automatic, standardized and high-precision detection function of the vehicle parts is realized.
Description
Technical Field
The invention relates to the technical field of part testing, in particular to a quality testing test bed for vehicle parts.
Background
The end of the tie rod is provided with the tie rod ball head, so that the problems of abnormal sound, unstable running, overlarge steering direction clearance and the like are caused when a vehicle runs for a long time due to serious wear of the ball head, and the roundness of the ball head part is required to be detected before the tie rod ball head leaves a factory, so that the standard ball head is met, the wear can be effectively reduced in the actual use, and the service life is prolonged.
However, when the conventional tie rod ball head detection table is in actual use, automatic roundness detection cannot be performed on all the unspecified surfaces of the ball heads, and the manual roundness detection mode has large error and low efficiency, so that the failure rate of a workpiece leaving a factory is high in actual use.
Disclosure of Invention
The invention provides a quality test stand for vehicle spare and accessory parts, which aims to solve the problems that: the existing quality test bed for vehicle spare and accessory parts cannot automatically and comprehensively detect the roundness of the spherical surface of the tie rod ball head.
In order to achieve the above purpose, the present invention provides the following technical solutions: a quality test bench for vehicle spare and accessory parts comprises a test bench, wherein a shaft lever clamping mechanism and an arc-shaped rod clamping mechanism are arranged on the test bench, the shaft lever clamping mechanism is used for clamping a ball head standard part, and the arc-shaped rod clamping mechanism is used for limiting a tie rod ball head workpiece to keep a fixed posture;
the ball head standard component comprises a shaft rod and a standard circular ring, one end of the shaft rod is fixedly connected with the standard circular ring, the cross pull rod ball head workpiece comprises an arc-shaped rod and a ball head, and one end of the arc-shaped rod is fixedly connected with the ball head;
the shaft rod clamping mechanism comprises three claw frames, fan-shaped clamping blocks which are annularly distributed are arranged at the bottoms of three side edges of the three claw frames, the three fan-shaped clamping blocks are clamped outside a shaft rod of the ball head standard piece, the arc-shaped rod clamping mechanism comprises an opening cylinder, a pressure sensor is arranged in the opening cylinder, the inner side of the opening cylinder is matched with an arc-shaped rod of a tie rod ball head workpiece, and the end part of the arc-shaped rod is in contact with the pressure sensor;
the lower part of the three-jaw frame is provided with a sliding block capable of sliding along the length direction of the side edge of the three-jaw frame, the fan-shaped clamping block is hinged to the sliding block, after the ball head is matched with the standard circular ring, the fan-shaped clamping block rotates along the hinge shaft of the fan-shaped clamping block and the sliding block, the position of the ball head standard part is adjusted, the matched position of the standard circular ring and the ball head is changed, and the ball head standard part is enabled to detect the roundness of the arc-shaped rod at multiple positions.
In a preferred embodiment, the shaft rod clamping mechanism further comprises a tilting rod fixedly connected with one side, far away from the clamping surface, of the fan-shaped clamping block, a strip-shaped hole along the length direction of the tilting rod is formed in the tilting rod, the three claw brackets penetrate through the self-driving telescopic rod, the driving end of the self-driving telescopic rod is movably arranged in the strip-shaped hole, and when the self-driving telescopic rod stretches, the fan-shaped clamping block deflects upwards or downwards along the hinge shaft of the self-driving telescopic rod and the sliding block, and the height position of the shaft rod is adjusted.
In a preferred embodiment, a first chute is formed in the three-claw frame, the sliding block is slidably arranged in the first chute, a connecting shaft is fixedly connected to the center of the top of the three-claw frame, and the top end of the connecting shaft is in transmission connection with the motor output shaft.
In a preferred embodiment, a shaking mechanism is arranged on the shaft wall of the connecting shaft and comprises an eccentric wheel, the eccentric wheel is rotatably arranged on the test bed, one side of the eccentric wheel is hinged with a rocker, one end of the rocker, which is far away from the eccentric wheel, is fixedly connected with a lantern ring, the lantern ring is sleeved outside the connecting shaft, and the inner wall of the lantern ring is always in extrusion contact with the shaft wall of the connecting shaft;
the cylinder body is installed to one side of test bench, and the inside slip of cylinder body is equipped with the piston, and the intermediate position of rocker articulates on the piston, and one side fixed mounting of cylinder body has the dead lever, and the dead lever is kept away from the tip fixedly connected with ball sleeve of cylinder body, is equipped with spherical arch on the axle wall of connecting axle, and ball sleeve activity suit is outside spherical arch.
In a preferred embodiment, a conveying device is arranged on one side of the test bed, which is far away from the shaft rod clamping mechanism, and is used for horizontally conveying the tie rod ball workpieces; the arc-shaped rod clamping mechanism further comprises a toothed ring I, the opening cylinder is fixedly arranged on the toothed ring I, a rack which is transversely arranged is fixedly arranged on the test bed, the toothed ring I is connected with the rack in a meshed mode, when the toothed ring I moves along the length direction of the rack, the toothed ring I drives the opening cylinder to overturn 180 degrees around a central axis of the toothed ring, the ball head position of a tie rod ball head workpiece is exchanged, and the clamped tie rod ball head workpiece is driven to overturn 180 degrees, so that the ball head is matched with a standard circular ring.
In a preferred embodiment, a diamond assembly is mounted on the test stand, the diamond assembly comprises a first rod, a second rod, a third rod and a fourth rod, the first rod, the second rod, the third rod and the fourth rod are sequentially hinged end to form a diamond structure, a driving cylinder is mounted on the second rod, the output end of the driving cylinder is hinged with the first rod, a rack is arranged in parallel with the diagonal line of the diamond structure formed by the diamond assembly, a hinge shaft I is mounted in the internal rotation of the toothed ring I, and the hinge shaft of the first rod and the hinge shaft I are fixedly connected with the hinge shaft I.
In a preferred embodiment, install the bracing piece on the test bench, the bracing piece is hollow structure, and all slides in the both ends of bracing piece and be equipped with the guide bar, and articulated seat is all installed to the articulated end of first pole and second pole and the articulated end outside of third pole and fourth pole, and articulated seat and guide bar keep away from the tip fixed connection of bracing piece, the equal fixedly connected with support column in both ends of bracing piece, the other end and the test bench fixed connection of support column.
In a preferred embodiment, a ball head clamping mechanism is arranged at the hinge joint of the second rod and the third rod, the ball head clamping mechanism comprises a base body, two clamping blocks which are arranged in opposite directions are arranged on the base body in an electric control sliding manner, the two clamping blocks are used for clamping the ball head, a toothed ring II is fixedly arranged on one side, far away from the toothed ring II, of the base body, the toothed ring II is movably sleeved outside a hinge joint shaft of the second rod and the third rod, and the toothed ring II is in meshed connection with the other end, far away from the arc-shaped rod clamping mechanism, of the rack; when the second toothed ring moves along the length direction of the rack, the second toothed ring drives the clamping block to turn 180 degrees around the central axis of the second toothed ring, the position of the arc-shaped rod of the tie rod ball head workpiece is exchanged, the tie rod ball head workpiece clamped by the clamping block is driven to turn 180 degrees, and the arc-shaped rod is matched with the opening cylinder.
In a preferred embodiment, the fixed blocks are mounted on two sides of the opening side of the opening cylinder, the second sliding groove is formed in the fixed blocks, the wedge block is mounted in the second sliding groove in a sliding mode, when the wedge block is extruded by the arc-shaped rod, the wedge block limits and guides the arc-shaped rod, the arc-shaped rod is pressed and deflected, the arc-shaped rod is calibrated to enter the opening cylinder, and the arc-shaped rod is always located in the opening cylinder in a posture that the arch part faces the opening side of the opening cylinder.
In a preferred embodiment, a spring is further arranged in the second chute, and two ends of the spring are fixedly connected with the opening cylinder and the wedge block respectively; when the arc-shaped rod presses the end parts, close to the two wedge blocks, of the arc-shaped rod to enter the opening cylinder, the two wedge blocks restore to the original state along with the spring, and the arc-shaped rod is limited to move out of the opening side of the opening cylinder.
The invention has the technical effects and advantages that:
according to the invention, the ball workpiece of the tie rod is matched with the ball standard component in a fixed posture, and the ball standard component is controlled to perform forward and reverse rotation and up and down swinging movement, so that the multidirectional roundness of the ball workpiece of the tie rod can be detected, whether the roundness of the ball workpiece of the tie rod meets the standard is judged based on the change of extrusion force generated between the end part of the arc rod, which is far away from the ball, and the pressure sensor, and the functions of automation, standardization and high precision detection on vehicle parts are realized.
Drawings
FIG. 1 is a schematic elevational view of a test stand according to the present invention;
FIG. 2 is a schematic view of a first state of the tie rod ball workpiece and ball standard of the present invention during inspection;
FIG. 3 is a schematic view of a second condition of the tie rod ball work piece and ball standard of the present invention during inspection;
FIG. 4 is a schematic top view of the swing mechanism of the present invention;
FIG. 5 is a schematic perspective view of a shaft clamping mechanism according to the present invention;
FIG. 6 is a schematic view of a shaft clamping mechanism according to another embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of the arcuate lever clamping mechanism of the present invention;
FIG. 8 is a schematic view of the partial structure of the arcuate lever clamping mechanism of the present invention mated with a rack;
FIG. 9 is a schematic view of the arc rod clamping mechanism of the present invention mated with a diamond assembly and rack;
fig. 10 is a schematic structural view of the support bar and the support column according to the present invention.
The reference numerals are: 1. a test bed; 11. a conveying device; 12. a cylinder; 121. a piston; 122. a fixed rod; 123. a ball sleeve; 13. a support rod; 131. a support column; 2. a shaft lever clamping mechanism; 21. a three-jaw frame; 211. a first chute; 22. a fan-shaped clamping block; 23. a connecting shaft; 24. a slide block; 25. a tilting rod; 251. a bar-shaped hole; 26. a self-driven telescopic rod; 3. an arc rod clamping mechanism; 31. an opening cylinder; 311. a pressure sensor; 32. a first toothed ring; 321. a hinge shaft I; 33. a fixed block; 331. a spring; 34. wedge blocks; 4. a shaking mechanism; 41. an eccentric wheel; 42. a rocker; 43. a collar; 5. a diamond assembly; 51. a first lever; 52. a second lever; 53. a third lever; 54. a fourth lever; 55. a hinge base; 56. a guide rod; 6. a ball head clamping mechanism; 61. a base; 62. clamping blocks; 63. a second toothed ring; 7. a rack; 8. a driving cylinder; 100. a cross pull rod ball head workpiece; 110. an arc-shaped rod; 120. ball head; 200. ball standard component; 210. a shaft lever; 220. a standard ring.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It is to be understood that these embodiments are merely discussed so that those skilled in the art may better understand and implement the subject matter described herein and that changes may be made in the function and arrangement of the elements discussed without departing from the scope of the disclosure herein. Various examples may omit, replace, or add various procedures or components as desired. In addition, features described with respect to some examples may be combined in other examples as well.
Example 1
Referring to fig. 1-10 of the specification, a quality test stand for vehicle parts comprises a test stand 1, wherein a shaft lever clamping mechanism 2 and an arc-shaped rod clamping mechanism 3 are arranged on the test stand 1, the shaft lever clamping mechanism 2 is used for clamping a ball head standard piece 200, and the arc-shaped rod clamping mechanism 3 is used for limiting a tie rod ball head workpiece 100 to keep a fixed posture;
the ball head standard component 200 comprises a shaft rod 210 and a standard circular ring 220, one end of the shaft rod 210 is fixedly connected with the standard circular ring 220, the tie rod ball head workpiece 100 comprises an arc-shaped rod 110 and a ball head 120, and one end of the arc-shaped rod 110 is fixedly connected with the ball head 120;
the shaft rod clamping mechanism 2 comprises three claw frames 21, fan-shaped clamping blocks 22 which are annularly distributed are arranged at the bottoms of three side edges of the three claw frames 21, the three fan-shaped clamping blocks 22 are clamped outside a shaft rod 210 of the ball head standard component 200, the arc-shaped rod clamping mechanism 3 comprises an opening cylinder 31, a pressure sensor 311 is arranged in the opening cylinder 31, the inner side of the opening cylinder 31 is matched with an arc-shaped rod 110 of the tie rod ball head workpiece 100, and the end part of the arc-shaped rod 110 is in contact with the pressure sensor 311;
the slider 24 capable of sliding along the length direction of the side edge of the three-jaw frame 21 is arranged below the three-jaw frame 21, the fan-shaped clamping block 22 is hinged on the slider 24, when the ball head 120 is matched with the standard circular ring 220, the fan-shaped clamping block 22 rotates along the hinge shaft of the fan-shaped clamping block and the slider 24, the position of the ball head standard component 200 is adjusted, the matched position of the standard circular ring 220 and the ball head 120 is changed, and the ball head standard component 200 detects the roundness of the arc-shaped rod 110 at multiple positions.
It should be noted that, after the pressure change interval threshold of the pressure sensor 311 is set and the ball head 120 is matched with the standard ring 220, when the pressure sensor 311 receives the force fed back by the end of the arc rod 110 to make the change value displayed by the pressure sensor 311 greater than the preset change interval threshold, the roundness of the arc rod 110 of the ball head does not meet the standard, and when the pressure sensor 311 receives the force fed back by the end of the arc rod 110 to make the change value displayed by the pressure sensor 311 less than or equal to the preset change interval threshold, the roundness of the ball head 120 meets the standard.
In this embodiment, the implementation scenario specifically includes: when the roundness of the ball head 120 of the tie rod ball head workpiece 100 is detected, the arc-shaped rods 110 of the tie rod ball head workpiece 100 are respectively clamped by the arc-shaped rod clamping mechanisms 3, the shaft rod 210 of the ball head standard piece 200 is clamped by the fan-shaped clamping blocks 22 of the shaft rod clamping mechanisms 2, and the end parts of the arc-shaped rods 110 are contacted with the pressure sensor 311;
then the arc rod clamping mechanism 3 is controlled to move along the central axis of the opening cylinder 31 into the standard round hole of the standard round ring 220 of the ball head standard component 200 until the ball head 120 is inserted into the standard round ring 220, and the roundness of the spherical surface of the ball head 120 is detected;
then, the fan-shaped clamping block 22 is controlled to rotate along the hinge shaft of the fan-shaped clamping block and the sliding block 24, and the position of the fan-shaped clamping block 22 for clamping the shaft lever 210 is changed, so that the position of the ball head standard component 200 is adjusted, the position of the standard circular ring 220 matched with the ball head 120 is changed, and the ball head standard component 200 can detect the roundness of the arc-shaped rod 110 at multiple positions;
after the ball head 120 is inserted into the standard circular ring 220, as the roundness of the spherical surface of the ball head 120 is detected to be different from the standard circular ring 220, the ball head 120 is clamped in the standard circular ring 220, the ball head 120 can deviate, namely the extrusion force between the end part of the arc-shaped rod 110 far away from the ball head 120 and the pressure sensor 311 changes, and whether the roundness of the tie rod ball head workpiece 100 meets the standard is judged based on the change of the extrusion force;
the specific judging method for judging whether the roundness of the ball head 120 meets the standard is as follows: setting a pressure change interval threshold of the pressure sensor 311, when the change value of the acting force fed back by the end part of the arc-shaped rod 110 by the pressure sensor 311 is larger than the change interval threshold, the roundness of the ball head 120 does not meet the standard, and when the change value of the acting force fed back by the end part of the arc-shaped rod 110 by the pressure sensor 311 is smaller than or equal to the change interval threshold, the roundness of the ball head 120 meets the standard.
Example 2
Based on the above embodiment, this embodiment provides a specific implementation manner of rocking after the ball head standard component 200 is matched with the ball head 120 to detect the roundness of more spherical surfaces of the ball head 120, the shaft lever clamping mechanism 2 further includes a tilting rod 25, the tilting rod 25 is fixedly connected with one side of the fan-shaped clamping block 22 away from the clamping surface, the tilting rod 25 is provided with a bar-shaped hole 251 along the length direction thereof, the three-claw frame 21 is penetrated with a self-driven telescopic rod 26, the driving end of the self-driven telescopic rod 26 is movably arranged in the bar-shaped hole 251, and when the self-driven telescopic rod 26 stretches, the fan-shaped clamping block 22 deflects upwards or downwards along the hinge axis of the self-driven telescopic rod and the sliding block 24, and the height position of the shaft lever 210 is adjusted.
The self-driving telescopic rod 26 is an electric telescopic rod or a pneumatic telescopic rod.
The three-claw frame 21 is provided with a first sliding groove 211, the sliding block 24 is arranged in the first sliding groove 211 in a sliding way, the center position of the top of the three-claw frame 21 is fixedly connected with a connecting shaft 23, and the top end of the connecting shaft 23 is in transmission connection with an output shaft of the motor.
The shaking mechanism 4 is arranged on the shaft wall of the connecting shaft 23, the shaking mechanism 4 comprises an eccentric wheel 41, the eccentric wheel 41 is rotatably arranged on the test bed 1, one side of the eccentric wheel 41 is hinged with a rocker 42, one end of the rocker 42, which is far away from the eccentric wheel 41, is fixedly connected with a collar 43, the collar 43 is sleeved outside the connecting shaft 23, and the inner wall of the collar 43 is always in extrusion contact with the shaft wall of the connecting shaft 23;
the cylinder body 12 is installed to one side of test bench 1, and the inside slip of cylinder body 12 is equipped with piston 121, and the intermediate position of rocker 42 articulates on piston 121, and one side fixed mounting of cylinder body 12 has dead lever 122, and the end fixedly connected with ball cover 123 of dead lever 122 keeping away from cylinder body 12 is equipped with spherical arch on the axial wall of connecting axle 23, and ball cover 123 activity suit is outside spherical arch.
In this embodiment, the implementation scenario specifically includes: the motor drives the connecting shaft 23 to rotate positively and reversely by a small angle (an angle that the ball head 120 is not separated from the inside of the standard circular ring 220), the whole shaft rod clamping mechanism 2 is driven to rotate positively and reversely, then the self-driven telescopic rod 26 is controlled to stretch and press or pull the tilting rod 25, the fan-shaped clamping block 22 deflects upwards or downwards along the hinge shaft with the sliding block 24, the position of the fan-shaped clamping block 22 for clamping the shaft rod 210 is exchanged, lifting of the ball head standard piece 200 is realized, roundness detection is carried out on the spherical surface of the ball head 120 in a vertical plane, and in the process of rotating the fan-shaped clamping block 22 around the hinge shaft, the center position of the clamping cambered surface of the fan-shaped clamping block 22 is the position of the hinge shaft, so that the position between the clamping cambered surface and the shaft rod 210 changes in the process of rotating the fan-shaped clamping block 22 around the hinge shaft, but the horizontal clamping positions of the three fan-shaped clamping blocks 22 are not changed all the time, and the ball head standard piece 200 can not fall in the moving process can be ensured;
in addition, through setting up shake mechanism 4, through eccentric wheel 41 rotation to pulling rocker 42, rocker 42 pulls connecting axle 23 through lantern ring 43 and carries out reciprocating swing around its ball joint department with ball cover 123, thereby changes the angle of bulb 120 and bulb standard 200 in the space, and then further bulb standard 200's range of motion makes its and bulb 120 incessantly conversion contact surface, thereby realizes the comprehensive detection to bulb 120 bulb.
Example 3
Based on the above embodiment, the present embodiment provides a specific implementation manner of automatically changing the state of the tie rod ball workpiece 100, wherein a conveying device 11 is arranged on one side of the test stand 1 away from the shaft lever clamping mechanism 2, and the conveying device 11 is used for horizontally conveying the tie rod ball workpiece 100; the arc-shaped rod clamping mechanism 3 further comprises a first toothed ring 32, the opening cylinder 31 is fixedly arranged on the first toothed ring 32, a rack 7 which is transversely arranged is fixedly arranged on the test bed 1, the first toothed ring 32 is meshed with the rack 7, and when the first toothed ring 32 moves along the length direction of the rack 7, the first toothed ring 32 drives the opening cylinder 31 to overturn 180 degrees around the central axis of the first toothed ring 32, the positions of the ball heads 120 of the tie rod ball head workpieces 100 are exchanged, the clamped tie rod ball head workpieces 100 are driven to overturn 180 degrees, and the ball heads 120 are matched with the standard circular ring 220.
The test bench 1 is provided with a diamond assembly 5, the diamond assembly 5 comprises a first rod 51, a second rod 52, a third rod 53 and a fourth rod 54, the first rod 51, the second rod 52, the third rod 53 and the fourth rod 54 are sequentially hinged end to form a diamond structure, a driving cylinder 8 is arranged on the second rod 52, the output end of the driving cylinder 8 is hinged with the first rod 51, a rack 7 and the diamond structure formed by the diamond assembly 5 are arranged in parallel along the diagonal line, a hinge shaft I321 is rotatably arranged in the toothed ring I32, and the hinge shaft of the first rod 51 and the hinge shaft I321 are fixedly connected.
The test bench 1 is provided with the supporting rod 13, the supporting rod 13 is of a hollow structure, guide rods 56 are arranged in two ends of the supporting rod 13 in a sliding mode, hinge seats 55 are arranged outside hinge ends of the first rod 51 and the second rod 52 and hinge ends of the third rod 53 and the fourth rod 54, the hinge seats 55 are fixedly connected with end portions, far away from the supporting rod 13, of the guide rods 56, supporting columns 131 are fixedly connected to two ends of the supporting rod 13, and the other ends of the supporting columns 131 are fixedly connected with the test bench 1.
The hinge joint of the second rod 52 and the third rod 53 is provided with a ball head clamping mechanism 6, the ball head clamping mechanism 6 comprises a base 61, two clamping blocks 62 which are arranged in opposite directions are arranged on the base 61 in an electric control sliding manner, the two clamping blocks 62 are used for clamping a ball head 120, one side of the base 61 away from a toothed ring II 63 is fixedly provided with a toothed ring II 63, the toothed ring II 63 is movably sleeved outside a hinge shaft of the second rod 52 and the third rod 53, and the toothed ring II 63 is meshed and connected with the other end of a rack 7 away from the arc-shaped rod clamping mechanism 3; when the second toothed ring 63 moves along the length direction of the rack 7, the second toothed ring 63 drives the clamping block 62 to turn 180 degrees around the central axis of the second toothed ring 63, the position of the arc-shaped rod 110 of the tie rod ball workpiece 100 is exchanged, the tie rod ball workpiece 100 clamped by the clamping block 62 is driven to turn 180 degrees, and the arc-shaped rod 110 is matched with the opening cylinder 31.
The fixed blocks 33 are arranged on two sides of the opening side of the opening cylinder 31, the second sliding groove is formed in the fixed blocks 33, the wedge block 34 is arranged in the second sliding groove in a sliding mode, when the arc-shaped rod 110 presses the wedge block 34, the wedge block 34 limits and guides the arc-shaped rod 110, the arc-shaped rod 110 is pressed and deflected, the arc-shaped rod 110 is calibrated to enter the posture of the opening cylinder 31, and the arc-shaped rod 110 is always positioned in the opening cylinder 31 in the posture that the arch part faces the opening side of the opening cylinder 31.
A spring 331 is also arranged in the second chute, and two ends of the spring 331 are fixedly connected with the opening cylinder 31 and the wedge 34 respectively; when the arcuate lever 110 presses the adjacent ends of the two wedges 34 into the opening cylinder 31, the two wedges 34 are re-set with the spring 331 to restrict the arcuate lever 110 from being removed from the open side of the opening cylinder 31.
In this embodiment, the implementation scenario specifically includes: the ball workpiece 100 of the tie rod is conveyed to the position of the ball clamping mechanism 6 along with the conveying device 11, the ball clamping mechanism 6 moves to the discharging position of the ball workpiece 100 of the tie rod, the ball 120 is clamped by the clamping block 62, the driving cylinder 8 pulls the diamond-shaped component 5 to enable the included angle between the first rod 51 and the second rod 52 to be smaller, at the moment, the two hinging seats 55 move to two sides, the toothed ring I32 is meshed with the rack 7 first, so that the arc rod clamping mechanism 3 is driven to overturn by 180 degrees, in the process, the toothed ring II 63 is meshed with the gear tooth section 81 above, the ball clamping mechanism 6 overturns by 180 degrees, when the ball clamping mechanism 6 for clamping the ball 120 overturns, the arc rod 110 is just pressed into the opening cylinder 31 from the opening side of the opening cylinder 31, and when the arc rod 110 is pressed in, the arc rod 110 is limited and guided by 34 to the arc rod 110 enters the opening cylinder 31, so that the arc rod 110 is always positioned in the opening cylinder 31 in the mode with the arch part facing the opening side of the opening cylinder 31, and the clamping gesture of the ball workpiece 100 is adjusted and limited;
then, the ball head 120 is inserted into the standard circular ring 220, and good products in the tie rod ball head workpiece 100 are detected according to the numerical change of the pressure sensor 311;
after the detection is completed, the driving cylinder 8 is driven to push the included angle between the first rod 51 and the second rod 52 to be larger, the ball head clamping mechanism 6 is turned over towards the outer side of the diamond assembly 5, the arc-shaped rod 110 cannot move out of the opening cylinder 31, so that the ball head 120 is separated from the two wedge blocks 34, then the ball head clamping mechanism 6 and the arc-shaped rod clamping mechanism 3 are turned reversely until the initial position is restored, the next tie rod ball head workpiece 100 is clamped, turned and transposed, and the roundness is conveniently detected by being matched with the ball head standard component 200.
The embodiment has been described above with reference to the embodiment, but the embodiment is not limited to the above-described specific implementation, which is only illustrative and not restrictive, and many forms can be made by those of ordinary skill in the art, given the benefit of this disclosure, are within the scope of this embodiment.
Claims (10)
1. The quality test bench for the vehicle spare and accessory parts comprises a test bench (1) and is characterized in that a shaft rod clamping mechanism (2) and an arc rod clamping mechanism (3) are arranged on the test bench (1), the shaft rod clamping mechanism (2) is used for clamping a ball head standard part (200), and the arc rod clamping mechanism (3) is used for limiting a tie rod ball head workpiece (100) to keep a fixed posture; the ball head standard component (200) comprises a shaft rod (210) and a standard circular ring (220), one end of the shaft rod (210) is fixedly connected with the standard circular ring (220), the tie rod ball head workpiece (100) comprises an arc-shaped rod (110) and a ball head (120), and one end of the arc-shaped rod (110) is fixedly connected with the ball head (120); the shaft rod clamping mechanism (2) comprises a three-jaw frame (21), fan-shaped clamping blocks (22) which are annularly distributed are arranged at the bottoms of three side edges of the three-jaw frame (21), the three fan-shaped clamping blocks (22) are clamped outside a shaft rod (210) of the ball head standard component (200), the arc-shaped rod clamping mechanism (3) comprises an opening cylinder (31), a pressure sensor (311) is arranged in the opening cylinder (31), the inner side of the opening cylinder (31) is matched with an arc-shaped rod (110) of the tie rod ball head workpiece (100), and the end part of the arc-shaped rod (110) is in contact with the pressure sensor (311); the lower part of the three-jaw frame (21) is provided with a sliding block (24) capable of sliding along the length direction of the side edge of the three-jaw frame (21), the fan-shaped clamping block (22) is hinged on the sliding block (24), when the ball head (120) is matched with the standard circular ring (220), the fan-shaped clamping block (22) rotates along the hinge shaft of the ball head (24), the position of the ball head standard part (200) is regulated, the position of the standard circular ring (220) matched with the ball head (120) is changed, and the ball head standard part (200) detects the roundness of the plurality of positions of the arc-shaped rod (110).
2. The vehicle spare and accessory part quality test bench according to claim 1, characterized in that, axostylus axostyle fixture (2) still includes perk pole (25), one side fixed connection that the clamping face was kept away from to perk pole (25) and fan-shaped clamp splice (22), offered bar hole (251) along its length direction on perk pole (25), run through on three-jaw frame (21) have self-driven telescopic link (26), the drive end activity of self-driven telescopic link (26) is located in bar hole (251), works as self-driven telescopic link (26) are flexible, fan-shaped clamp splice (22) are upwards or downwards deflected along its articulated shaft with slider (24), adjusts the height position of axostylus axostyle (210).
3. The vehicle spare and accessory part quality test bench according to claim 2, wherein a first chute (211) is formed in the three-jaw frame (21), the sliding block (24) is slidably arranged in the first chute (211), a connecting shaft (23) is fixedly connected to the center position of the top of the three-jaw frame (21), and the top end of the connecting shaft (23) is in transmission connection with an output shaft of a motor.
4. A vehicle spare and accessory part quality test bench according to claim 3, characterized in that a shaking mechanism (4) is arranged on the shaft wall of the connecting shaft (23), the shaking mechanism (4) comprises an eccentric wheel (41), the eccentric wheel (41) is rotatably arranged on the test bench (1), one side of the eccentric wheel (41) is hinged with a rocker (42), one end of the rocker (42) away from the eccentric wheel (41) is fixedly connected with a collar (43), the collar (43) is sleeved outside the connecting shaft (23), and the inner wall of the collar (43) is always in extrusion contact with the shaft wall of the connecting shaft (23); the test bench is characterized in that a cylinder body (12) is arranged on one side of the test bench (1), a piston (121) is arranged in the cylinder body (12) in a sliding mode, the middle position of a rocker (42) is hinged to the piston (121), a fixing rod (122) is fixedly arranged on one side of the cylinder body (12), the fixing rod (122) is far away from the end portion of the cylinder body (12), a ball sleeve (123) is fixedly connected to the end portion of the fixing rod (122), a spherical protrusion is arranged on the shaft wall of the connecting shaft (23), and the ball sleeve (123) is movably sleeved outside the spherical protrusion.
5. The vehicle spare and accessory part quality test bench according to claim 4, characterized in that a conveying device (11) is arranged on one side of the test bench (1) far away from the shaft rod clamping mechanism (2), and the conveying device (11) is used for horizontally conveying a tie rod ball workpiece (100); the arc rod clamping mechanism (3) further comprises a first toothed ring (32), the opening cylinder (31) is fixedly arranged on the first toothed ring (32), a rack (7) transversely arranged is fixedly arranged on the test bench (1), the first toothed ring (32) is connected with the rack (7) in a meshed mode, and when the first toothed ring (32) moves along the length direction of the rack (7), the first toothed ring (32) drives the opening cylinder (31) to overturn 180 degrees around the central axis of the first toothed ring (32), the positions of the ball heads (120) of the tie ball head workpieces (100) are exchanged, the clamped tie ball head workpieces (100) are driven to overturn 180 degrees, and the ball heads (120) are matched with the standard circular rings (220).
6. The vehicle spare and accessory part quality test bench according to claim 5, characterized in that a diamond-shaped component (5) is installed on the test bench (1), the diamond-shaped component (5) comprises a first rod (51), a second rod (52), a third rod (53) and a fourth rod (54), the first rod (51), the second rod (52), the third rod (53) and the fourth rod (54) are hinged end to end in sequence to form a diamond-shaped structure, a driving cylinder (8) is installed on the second rod (52), the output end of the driving cylinder (8) is hinged to the first rod (51), the rack (7) is arranged in parallel with the diagonal line of the diamond-shaped structure formed by the diamond-shaped component (5), a hinge shaft I (321) is installed in the toothed ring I (32) in a rotating mode, and the hinge shaft of the first rod (51) and the fourth rod (54) is fixedly connected with the hinge shaft I (321).
7. The vehicle spare and accessory part quality test bench according to claim 6, characterized in that, install bracing piece (13) on test bench (1), bracing piece (13) are hollow structure, just all slide in the both ends of bracing piece (13) and be equipped with guide bar (56), articulated end of first pole (51) and second pole (52) and articulated end outside of third pole (53) and fourth pole (54) all install articulated seat (55), articulated seat (55) and guide bar (56) keep away from the tip fixed connection of bracing piece (13), the both ends of bracing piece (13) all fixedly connected with support column (131), the other end and test bench (1) fixed connection of support column (131).
8. The vehicle spare and accessory part quality test bench according to claim 7, characterized in that a ball head clamping mechanism (6) is arranged at the hinge joint of the second rod (52) and the third rod (53), the ball head clamping mechanism (6) comprises a base body (61), two clamping blocks (62) which are arranged in opposite directions are arranged on the base body (61) in an electrically-controlled sliding manner, the two clamping blocks (62) are used for clamping a ball head (120), a toothed ring II (63) is fixedly arranged on one side, far away from the toothed ring II (63), of the base body (61), the toothed ring II (63) is movably sleeved outside the hinge joint of the second rod (52) and the third rod (53), and the toothed ring II (63) is in meshed connection with the other end, far away from the arc-shaped rod clamping mechanism (3), of the rack (7); when the second toothed ring (63) moves along the length direction of the rack (7), the second toothed ring (63) drives the clamping block (62) to turn 180 degrees around the central axis of the second toothed ring (63), the position of the arc-shaped rod (110) of the tie rod ball head workpiece (100) is changed, the tie rod ball head workpiece (100) clamped by the clamping block (62) is driven to turn 180 degrees, and the arc-shaped rod (110) is matched with the opening cylinder (31).
9. The vehicle spare and accessory part quality test bench according to claim 8, wherein the fixed blocks (33) are installed on two sides of the opening side of the opening cylinder (31), the second sliding chute is formed in the fixed blocks (33), the wedge block (34) is installed in the second sliding chute in a sliding mode, when the arc rod (110) presses the wedge block (34), the wedge block (34) limits guiding to the arc rod (110), the arc rod (110) is pressed and deflects, and the arc rod (110) is calibrated to enter the opening cylinder (31) in an attitude, so that the arc rod (110) is always located in the opening cylinder (31) in an attitude that an arch part faces the opening side of the opening cylinder (31).
10. The vehicle spare and accessory part quality test stand according to claim 9, wherein a spring (331) is further installed in the second chute, and two ends of the spring (331) are fixedly connected with the opening cylinder (31) and the wedge block (34) respectively; when the arc-shaped rod (110) presses the close end parts of the two wedge blocks (34) into the opening cylinder (31), the two wedge blocks (34) are restored along with the spring (331) to limit the arc-shaped rod (110) to be moved out of the opening side of the opening cylinder (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310351630.2A CN116124070B (en) | 2023-04-04 | 2023-04-04 | Quality test bench for vehicle spare and accessory parts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310351630.2A CN116124070B (en) | 2023-04-04 | 2023-04-04 | Quality test bench for vehicle spare and accessory parts |
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| CN116124070A true CN116124070A (en) | 2023-05-16 |
| CN116124070B CN116124070B (en) | 2023-06-27 |
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| CN202310351630.2A Active CN116124070B (en) | 2023-04-04 | 2023-04-04 | Quality test bench for vehicle spare and accessory parts |
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| Country | Link |
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| CN (1) | CN116124070B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116147464A (en) * | 2023-04-14 | 2023-05-23 | 青岛迈朗格智能制造有限公司 | Quality detection equipment for automobile part production and delivery |
| CN117073586A (en) * | 2023-10-17 | 2023-11-17 | 青岛迈朗格智能制造有限公司 | Device and method for detecting parallelism of mechanical shaft of coaxial double-shaft turntable |
| CN117074003A (en) * | 2023-09-21 | 2023-11-17 | 浙江宏利汽车零部件股份有限公司 | Quality detection device for TPE plastic dust cover of automobile |
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| GB741713A (en) * | 1953-12-08 | 1955-12-07 | Artur Kohaut | Method and means for checking the roundness of balls |
| JPH09164962A (en) * | 1995-12-18 | 1997-06-24 | Musashi Seimitsu Ind Co Ltd | Steering joint member |
| KR19980016263A (en) * | 1996-08-27 | 1998-05-25 | 양재신 | Jig for tensile strength test of tie-rod end ball stud |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116147464A (en) * | 2023-04-14 | 2023-05-23 | 青岛迈朗格智能制造有限公司 | Quality detection equipment for automobile part production and delivery |
| CN117074003A (en) * | 2023-09-21 | 2023-11-17 | 浙江宏利汽车零部件股份有限公司 | Quality detection device for TPE plastic dust cover of automobile |
| CN117074003B (en) * | 2023-09-21 | 2024-02-27 | 浙江宏利汽车零部件股份有限公司 | Quality detection device for TPE plastic dust cover of automobile |
| CN117073586A (en) * | 2023-10-17 | 2023-11-17 | 青岛迈朗格智能制造有限公司 | Device and method for detecting parallelism of mechanical shaft of coaxial double-shaft turntable |
| CN117073586B (en) * | 2023-10-17 | 2024-01-09 | 青岛迈朗格智能制造有限公司 | Device and method for detecting parallelism of mechanical shaft of coaxial double-shaft turntable |
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|---|---|
| CN116124070B (en) | 2023-06-27 |
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