CN218329844U

CN218329844U - Multifunctional axle measuring instrument

Info

Publication number: CN218329844U
Application number: CN202222299252.1U
Authority: CN
Inventors: 宁佐文; 王块银; 徐志军
Original assignee: Guangzhou Zuo Feng Electronic Technology Co ltd
Current assignee: Guangzhou Zuo Feng Electronic Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-17
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a multifunctional axle measuring instrument, which relates to the technical field of axle measurement and comprises a workbench, a measuring unit and a clamping unit; the middle part of the upper end of the workbench is provided with a clamping unit; the measuring unit includes I-shaped slider, lift seat, fixing base, response sleeve, L type support, telescopic link, spacer, spring, probe, fine motion inductor and movable assembly, the upper end rear side of workstation is opened and is equipped with the spout, and the horizontal swing joint I-shaped slider of spout inner wall, the upper end of I-shaped slider is equipped with the lift seat, the front end upper side of lift seat is equipped with the fixing base, the upper end front side of fixing base is opened and is equipped with the slide opening, and its structural design has the extension to the size measuring range of shaft to some extent, and the measurement adjustment of measurement structure to the roughness of shaft and terminal surface angle is more nimble, has promoted its multifunctionality, and improves to some extent to the centre gripping stability of shaft, and the difficult dislocation that takes place of shaft during the measurement.

Description

Multifunctional axle measuring instrument

Technical Field

The utility model relates to a technical field is measured to the shaft, specifically is a multi-functional shaft measuring apparatu.

Background

The axle, as the name implies, is a system consisting of a "wheel" and an "axle". The system can rotate around a coaxial line, and is equivalent to a lever system taking an axis as a fulcrum and a radius as a rod. Therefore, the wheel axle can change the torque of the torsion, thereby achieving the purpose of changing the size of the torsion. The camshaft measuring instrument has wide application, so that each parameter of the camshaft has strict standard, and after the camshaft is manufactured, the camshaft needs to be detected, so that the measurement operation needs to be carried out by the camshaft measuring instrument.

In the prior art, part of structural design is limited to the size measurement range of a wheel shaft, the measurement structure is not flexible enough to measure and adjust the concavity and the convexity of the wheel shaft and the end face angle, the multifunctionality of the wheel shaft is reduced, the clamping stability of the wheel shaft needs to be improved, and the wheel shaft is easy to misplace during measurement, so that a multifunctional wheel shaft measuring instrument is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a multi-functional shaft measuring apparatu, its structural design is to the size measurement scope of shaft to be expanded to some extent, and the measurement adjustment of measurement structure to the roughness of shaft and terminal surface angle is more nimble, has promoted its multifunctionality, and improves to some extent to the centre gripping stability of shaft, and the difficult dislocation that takes place of shaft during the measurement can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a multifunctional wheel axle measuring instrument comprises a workbench, a measuring unit and a clamping unit;

a workbench: the middle part of the upper end of the clamping unit is provided with a clamping unit;

a measurement unit: include I-shaped slider, lift seat, fixing base, response sleeve, L type support, telescopic link, spacer, spring, probe, fine motion inductor and movable assembly, the spout has been seted up to the upper end rear side of workstation, and the horizontal swing joint I-shaped slider of spout inner wall, the upper end of I-shaped slider is equipped with the lift seat, the front end upside of lift seat is equipped with the fixing base, the upper end front side of fixing base has been seted up the slide opening, and the lower extreme of slide opening is equipped with the response sleeve, the upper end middle part of fixing base is equipped with L type support, the lower extreme front side of L type support is equipped with the telescopic link, and the telescopic link is located the response sleeve inboard, the lower extreme of telescopic link is equipped with the spacer, the spring has been cup jointed to the periphery of telescopic link, the lower extreme of spacer is equipped with the fixture block, and the one end of fixture block joint probe, the upper end of lift seat is equipped with the fine motion inductor, the input fixed connection response telescopic output of fine motion inductor, the rear end of I-shaped slider is equipped with movable assembly.

The workbench supports the whole structure, the stability of wheel axle measurement is improved, a wheel axle to be measured is placed on the clamping unit to be fixed, when the height of the probe is adjusted, the lifting seat on the I-shaped sliding block is firstly utilized to control the fixing seat to lift, when a proper position is reached, the lifting seat is fixed in position, the probe is attached to one side of the outer end face of the wheel axle at the moment, then the wheel axle is controlled to rotate, the position of the telescopic rod is fixed by the L-shaped support, the telescopic rod fixes the position of the probe through the positioning piece, when the wheel axle rotates, the probe conducts micro-motion under the action of the spring according to the change of the surface roughness of the wheel axle, meanwhile, the sensing sleeve senses the motion of the positioning piece, and collects and transmits the motion signals of the positioning piece through the micro-motion sensor, the roughness of the wheel axle is conveniently analyzed through data, when the angle of the end face of the wheel axle needs to be detected, the position of the wheel axle is fixed, the movable assembly is opened to control the I-shaped sliding block to move along the direction of the sliding chute, the probe is further to conduct data collection on one side of the wheel axle, and the functionality of the measuring instrument is improved.

Further, the movable part includes motor, lead screw, locating piece and fixed block, the right side that the upper end of workstation is located the spout is equipped with the motor, the one end of the output fixed connection lead screw of motor, the left side that the upper end of workstation is located the spout is equipped with the locating piece, the other end of the right-hand member fixed connection lead screw of locating piece, the rear end upper side of I-shaped slider is equipped with the fixed block, threaded hole is seted up at both ends about the fixed block, and the peripheral middle part of screw hole threaded connection lead screw, the input of motor is connected with external power source's output electricity through external control switch group. When the I-shaped sliding block is controlled to move, the motor is started to drive the lead screw to move under the limitation of the positioning block, so that the lead screw is in threaded connection with the threaded hole of the fixing block, and the I-shaped sliding block on the fixing block is driven to move.

Further, the centre gripping unit includes positioning seat one, centre gripping dish, positioning seat two, clamping screw and limiting plate, the upper end left side of workstation is equipped with positioning seat one, the through-hole has been seted up at the left end center of positioning seat one, and the one end that the through-hole inner wall passes through axis of rotation swing joint clamping disk, the upper end right side of workstation is equipped with positioning seat two, threaded hole is seted up at the outer end center of positioning seat two, and threaded hole threaded connection clamping screw's peripheral middle part, clamping screw's the inner one end of connecting the limiting plate that rotates. When the wheel shaft is clamped, one end of the wheel shaft is clamped on the clamping disc of the first positioning seat, then the clamping screw rod on the second positioning seat is rotated, and the limiting plate is controlled to be attached to the other end face of the wheel shaft, so that stable clamping is carried out.

Furthermore, the workbench also comprises supporting legs, and the four corners of the lower end of the workbench are respectively provided with one supporting leg. The overall structure of landing leg supporting workbench promotes the stationarity that the shaft detected.

Furthermore, still include the slipmat, the inner of limiting plate is equipped with the slipmat. The non-slip mat prevents that the shaft from taking place to slide when being centre gripping, increases centre gripping stability.

Furthermore, the positioning seat I further comprises a gear, and the gear is arranged at the outer end of the rotating shaft of the positioning seat I. When the clamping disc is controlled to rotate, the gear on the rotating shaft can be connected with an external movable device to control the wheel shaft to rotate stably.

Furthermore, the lifting seat further comprises a positioning screw rod, a threaded hole is formed in the middle of the rear end of the lifting seat, and the threaded hole is in threaded connection with the front side of the periphery of the positioning screw rod. After the fixed position of the lifting seat, the positioning screw can be screwed tightly, so that the positioning screw abuts against the internal structure of the lifting seat, and the fixing stability of the fixing seat is ensured.

Furthermore, the clamping device further comprises a bearing sheet and a supporting block, the supporting block is arranged between the second positioning seat and the limiting plate at the upper end of the workbench, the bearing sheet is arranged at the upper end of the supporting block, and the bearing sheet is matched with the clamping screw rod. When the clamping screw rod moves, in order to avoid deflection caused by overlong extension length of the clamping screw rod, a certain support needs to be provided, the support block fixes the position of the support piece, and the support piece provides a supporting function for the lower side of the clamping screw rod.

Compared with the prior art, the beneficial effects of the utility model are that: this multi-functional shaft measuring apparatu has following benefit:

1. the multifunctional wheel axle measuring instrument is provided with the I-shaped sliding block capable of moving left and right and the clamping disc capable of rotating, so that the wheel axle can be controlled to rotate properly, the measuring area of the probe for the wheel axle can be enlarged, and the functionality of the wheel axle measuring instrument is improved;

2. the multifunctional wheel axle measuring instrument continuously moves in the induction sleeve by using the positioning sheet under the control of the spring through the feedback of the probe under the positioning sheet, and collects a moving distance signal through the micro-motion inductor, so that data analysis is facilitated;

3. the multifunctional wheel axle measuring instrument uses the clamping disc and the limiting plate to realize stable clamping on the wheel axle, prevents dislocation in the measuring process and increases the accuracy of wheel axle measurement;

4. this multi-functional shaft measuring apparatu, its structural design has expanded to the size measuring range of shaft, measures the structure more nimble to the measurement adjustment of the roughness of shaft and terminal surface angle, has promoted its multifunctionality, and improves to some extent to the clamping stability of shaft, and the difficult dislocation that takes place of shaft during the measurement.

Drawings

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

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a schematic view of a partial structure of the measurement unit of the present invention;

fig. 4 is a schematic view of the local structure of the clamping unit of the present invention.

In the figure: the device comprises a workbench 1, a measuring unit 2, an I-shaped sliding block 21, a lifting seat 22, a fixed seat 23, an induction sleeve 24, a 25L-shaped support, a telescopic rod 26, a positioning piece 27, a spring 28, a probe 29, a micro-motion inductor 210, a motor 211, a lead screw 212, a positioning block 213, a fixing block 214, a clamping unit 3, a positioning seat I31, a clamping disk 32, a positioning seat II 33, a clamping screw 34, a limiting plate 35, supporting legs 4, an anti-slip pad 5, a gear 6, a positioning screw 7, a supporting piece 8 and a supporting block 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: a multifunctional wheel axle measuring instrument comprises a workbench 1, a measuring unit 2 and a clamping unit 3;

a workbench 1: the middle part of the upper end of the clamping unit is provided with a clamping unit 3;

the clamping unit 3 comprises a first positioning seat 31, a clamping disc 32, a second positioning seat 33, a clamping screw 34 and a limiting plate 35, the first positioning seat 31 is arranged on the left side of the upper end of the workbench 1, a through hole is formed in the center of the left end of the first positioning seat 31, the inner wall of the through hole is movably connected with one end of the clamping disc 32 through a rotating shaft, the second positioning seat 33 is arranged on the right side of the upper end of the workbench 1, a threaded hole is formed in the center of the outer end of the second positioning seat 33, the threaded hole is connected with the peripheral middle portion of the clamping screw 34 in a threaded mode, and the inner end of the clamping screw 34 is rotated to be connected with one end of the limiting plate 35. When the wheel axle is clamped, one end of the wheel axle is clamped on the clamping disc 32 of the first positioning seat 31, then the clamping screw 34 on the second positioning seat 33 is rotated, and the limiting plate 35 is controlled to be attached to the other end face of the wheel axle, so that stable clamping is performed.

The measurement unit 2: the automatic detection device comprises an I-shaped sliding block 21, a lifting seat 22, a fixed seat 23, an induction sleeve 24, an L-shaped support 25, a telescopic rod 26, a positioning piece 27, a spring 28, a probe 29, a micro-motion sensor 210 and a movable assembly, wherein a sliding groove is formed in the rear side of the upper end of a workbench 1, the inner wall of the sliding groove is transversely movably connected with the I-shaped sliding block 21, the lifting seat 22 is arranged at the upper end of the I-shaped sliding block 21, the fixed seat 23 is arranged on the upper side of the front end of the lifting seat 22, a sliding hole is formed in the front side of the upper end of the fixed seat 23, the induction sleeve 24 is arranged at the lower end of the sliding hole, the L-shaped support 25 is arranged in the middle of the upper end of the fixed seat 23, the telescopic rod 26 is arranged on the inner side of the induction sleeve 24, the positioning piece 27 is arranged at the lower end of the telescopic rod 26, the spring 28 is sleeved on the periphery of the positioning piece 27, a clamping block is arranged at the lower end of the clamping block, one end of the clamping block 29, the micro-motion sensor 210 is arranged at the upper end of the lifting seat 22, the input end of the micro-motion sensor 210 is fixedly connected with the output end of the induction sleeve 24, and the movable assembly 21.

The workbench 1 supports the whole structure, the stability of wheel axle measurement is improved, a wheel axle to be measured is placed on the clamping unit 3 to be fixed, when the height of the probe 29 is adjusted, the lifting seat 22 on the I-shaped sliding block 21 is firstly utilized to control the fixing seat 23 to lift, when a proper position is reached, the lifting seat 22 is fixed in position, the probe is attached to one side of the outer end face of the wheel axle at the moment, the wheel axle is controlled to rotate, the L-shaped support 25 fixes the position of the telescopic rod 26, the telescopic rod 26 fixes the position of the probe 29 through the positioning piece 27, when the wheel axle rotates, the probe 29 performs micro-motion under the action of the spring 28 according to the change of the surface roughness of the wheel axle, the sensing sleeve 24 senses the motion of the positioning piece 27, the motion signal of the positioning piece 27 is collected and transmitted through the micro-motion sensor 210, the roughness of the wheel axle is convenient to analyze through data, when the angle of the end face of the wheel axle needs to be detected, the position of the wheel axle is fixed, the movable assembly is opened to control the I-shaped sliding block 21 to move along the direction of the sliding groove, the probe 29 is further controlled to perform data collection on one side of the wheel axle, and the functionality of the wheel axle is improved.

The movable assembly includes motor 211, lead screw 212, locating piece 213 and fixed block 214, the right side that the upper end of workstation 1 is located the spout is equipped with motor 211, the one end of motor 211's output fixed connection lead screw 212, the left side that the upper end of workstation 1 is located the spout is equipped with locating piece 213, the right-hand member fixed connection lead screw 212's of locating piece 213 other end, the rear end upper side of I-shaped slider 21 is equipped with fixed block 214, both ends offered the screw hole about fixed block 214, and the peripheral middle part of screw hole threaded connection lead screw 212, the input of motor 211 is connected with external power source's output electricity through external control switch group. When the movement of the i-shaped slider 21 is controlled, the motor 211 is turned on to drive the lead screw 212 to move under the restriction of the positioning block 213, so that the lead screw is in threaded connection with the threaded hole of the fixing block 214, and the i-shaped slider 21 on the fixing block 214 is driven to move.

Still include landing leg 4, the lower extreme four corners of workstation 1 is equipped with a landing leg 4 respectively. The landing leg 4 supports the whole structure of the workbench 1, and the stability of the wheel shaft detection is improved.

The anti-skid device further comprises an anti-skid pad 5, and the inner end of the limiting plate 35 is provided with the anti-skid pad 5. The non-slip mat 5 prevents the wheel shaft from slipping when being clamped, and improves clamping stability.

The positioning seat I31 is characterized by further comprising a gear 6, and the gear 6 is arranged at the outer end of the rotating shaft of the positioning seat I31. When the clamping disc 32 is controlled to rotate, the gear 6 on the rotating shaft can be connected with an external movable device to control the wheel shaft to rotate stably.

The lifting seat is characterized by further comprising a positioning screw 7, a threaded hole is formed in the middle of the rear end of the lifting seat 22, and the threaded hole is in threaded connection with the peripheral front side of the positioning screw 7. After the position of the lifting seat 22 is fixed, the positioning screw 7 can be screwed tightly, so that the positioning screw 7 abuts against the internal structure of the lifting seat 22, and the fixing stability of the fixing seat 23 is ensured.

Still include bearing piece 8 and supporting shoe 9, the upper end of workstation 1 is located and is equipped with supporting shoe 9 in the middle of two 33 and the limiting plate 35 of positioning seat, and the upper end of supporting shoe 9 is equipped with bearing piece 8, and bearing piece 8 cooperation clamping screw 34. When the clamping screw 34 moves, in order to avoid the situation that the clamping screw is inclined due to the excessively long extension length of the clamping screw, a certain support needs to be provided, the support block 9 fixes the position of the support sheet 8, and the support sheet 8 provides a support function for the lower side of the clamping screw 34.

The utility model provides a pair of multi-functional shaft measuring apparatu's theory of operation as follows: the supporting legs 4 support the whole structure of the workbench 1, the stability of wheel axle detection is improved, when a wheel axle is clamped, one end of the wheel axle is clamped on the clamping disc 32 of the first positioning seat 31, then the clamping screw 34 on the second positioning seat 33 is rotated, the limiting plate 35 is controlled to be attached to the other end face of the wheel axle, the anti-slip mat 5 prevents the wheel axle from sliding when being clamped, the clamping stability is improved, when the clamping screw 34 moves, in order to avoid deflection caused by overlong extension length of the clamping screw, a certain support needs to be provided, the supporting block 9 fixes the position of the supporting sheet 8, the supporting sheet 8 provides a supporting function for the lower side of the clamping screw 34, when measurement is carried out, the height of the probe 29 can be adjusted firstly, the lifting seat 22 on the I-shaped sliding block 21 is used for controlling the lifting seat 23 to lift, when a proper position is reached, the position of the lifting seat 22 is fixed, when the position of the lifting seat 22 is fixed, the positioning screw 7 can be screwed, make the positioning screw 7 support the inner structure of the lifting seat 22, guarantee the fixed stability of the fixed seat 23, the probe is attached to one side of the outer end face of the wheel axle at this moment, then control the wheel axle to rotate, the gear 6 on the rotating shaft can be used to connect with the external movable device, control the wheel axle to rotate stably, the position of the telescopic rod 26 is fixed by the L-shaped bracket 25, the telescopic rod 26 fixes the position of the probe 29 by the positioning plate 27, when the wheel axle rotates, the probe 29 performs micro-motion under the action of the spring 28 according to the change of the concave-convex degree of the wheel axle surface, meanwhile, the sensing sleeve 24 senses the motion of the positioning plate 27, and collects and transmits the motion signal of the positioning plate 27 by the micro-motion sensor 210, which is convenient for analyzing the concave-convex degree of the wheel axle by data, when the angle of the wheel axle end face needs to be detected, the wheel axle position is fixed, the motor 211 is turned on to drive the lead screw 212 to move under the limit of the positioning block 213, the probe 29 is further driven to sweep at one side of the wheel shaft, so that the data collection of the whole axial degree is carried out, the analysis is convenient, and the whole multifunctional wheel shaft measuring instrument is used up.

It is to be noted that the core chip of the control switch set disclosed in the above embodiments is a PLC single chip, the specific model is mitsubishi F-20P-E, the motor 211 can be freely configured according to the actual application scenario, and the motor 211 can be a stepping motor. The control switch sets control the operation of the motor 211 by methods commonly used in the art.

The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims

1. A multi-functional shaft measuring apparatu which characterized in that: comprises a workbench (1), a measuring unit (2) and a clamping unit (3);

stage (1): the middle part of the upper end of the clamping unit is provided with a clamping unit (3);

measurement unit (2): comprises an I-shaped sliding block (21), a lifting seat (22), a fixed seat (23), an induction sleeve (24), an L-shaped bracket (25), a telescopic rod (26), a positioning sheet (27), a spring (28), a probe (29), a micro-motion sensor (210) and a movable assembly, wherein a sliding groove is arranged at the rear end of the upper end of the workbench (1), the inner wall of the sliding groove is transversely movably connected with the I-shaped sliding block (21), the upper end of the I-shaped sliding block (21) is provided with the lifting seat (22), the upper side of the front end of the lifting seat (22) is provided with the fixed seat (23), a sliding hole is arranged at the front end of the upper end of the fixed seat (23), the lower end of the sliding hole is provided with the induction sleeve (24), the middle part of the upper end of the fixed seat (23) is provided with the L-shaped bracket (25), the front side of the lower end of the L-shaped bracket (25) is provided with the telescopic rod (26), the telescopic rod (26) is positioned at the inner side of the induction sleeve (24), the lower end of the telescopic rod (26) is provided with the positioning sheet (27), the spring (28) is sleeved at the periphery of the positioning sheet (27), the clamping block (29), the upper end of the induction sleeve (210) is connected with the upper end of the micro-motion sensor (24), the rear end of the I-shaped sliding block (21) is provided with a movable assembly.

2. A multi-function axle measuring instrument according to claim 1, wherein: the movable assembly includes motor (211), lead screw (212), locating piece (213) and fixed block (214), the right side that the upper end of workstation (1) is located the spout is equipped with motor (211), the one end of output fixed connection lead screw (212) of motor (211), the left side that the upper end of workstation (1) is located the spout is equipped with locating piece (213), the other end of right-hand member fixed connection lead screw (212) of locating piece (213), the rear end upper side of I slider (21) is equipped with fixed block (214), threaded hole has been seted up at both ends about fixed block (214), and the peripheral middle part of threaded hole threaded connection lead screw (212), the input of motor (211) is connected with external power source's output electricity through external control switch group.

3. A multi-function axle measuring instrument according to claim 1, wherein: centre gripping unit (3) include positioning seat one (31), centre gripping dish (32), two (33), clamping screw (34) and limiting plate (35) of positioning seat, the upper end left side of workstation (1) is equipped with positioning seat one (31), the through-hole has been seted up at the left end center of positioning seat one (31), and the one end that the through-hole inner wall passes through axis of rotation swing joint centre gripping dish (32), the upper end right side of workstation (1) is equipped with positioning seat two (33), threaded hole has been seted up at the outer end center of positioning seat two (33), and the peripheral middle part of screw hole threaded connection clamping screw (34), the one end of connecting limiting plate (35) is rotated to the inner of clamping screw (34).

4. The multifunctional axle measuring instrument according to claim 1, wherein: the workbench is characterized by further comprising supporting legs (4), wherein the supporting legs (4) are arranged at four corners of the lower end of the workbench (1) respectively.

5. A multi-function axle measuring instrument according to claim 3, wherein: still include slipmat (5), the inner of limiting plate (35) is equipped with slipmat (5).

6. A multifunctional axle measuring instrument according to claim 3, characterized in that: still include gear (6), the outer end of the axis of rotation of positioning seat one (31) is equipped with gear (6).

7. The multifunctional axle measuring instrument according to claim 1, wherein: the lifting seat is characterized by further comprising a positioning screw rod (7), a threaded hole is formed in the middle of the rear end of the lifting seat (22), and the threaded hole is in threaded connection with the peripheral front side of the positioning screw rod (7).

8. The multifunctional axle measuring instrument according to claim 1, wherein: still include bearing piece (8) and supporting shoe (9), the upper end of workstation (1) is located positioning seat two (33) and limiting plate (35) middle supporting shoe (9) of being equipped with, the upper end of supporting shoe (9) is equipped with bearing piece (8), and bearing piece (8) cooperation clamping screw (34).