CN220250883U - Coaxiality measurement gauge - Google Patents

Coaxiality measurement gauge Download PDF

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Publication number
CN220250883U
CN220250883U CN202321737517.XU CN202321737517U CN220250883U CN 220250883 U CN220250883 U CN 220250883U CN 202321737517 U CN202321737517 U CN 202321737517U CN 220250883 U CN220250883 U CN 220250883U
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China
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groups
supporting
base
outer side
shafts
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CN202321737517.XU
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Chinese (zh)
Inventor
王双双
魏传歌
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Shandong Liaocheng Derun Emt Developing Co ltd
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Shandong Liaocheng Derun Emt Developing Co ltd
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Abstract

The utility model relates to the technical field of coaxiality measurement, in particular to a coaxiality measurement gauge which improves the accuracy of detecting shaft parts and is convenient for measuring shaft cross sections of the shaft parts at different positions; the device comprises a base and a bracket, wherein the bracket is arranged at the top end of the base; the device comprises a base, and is characterized by further comprising a linkage device, a driving device, a supporting device, two groups of supporting shafts, four groups of supporting wheels and two groups of dial indicators, wherein the left end and the right end of each of the two groups of supporting shafts are respectively rotatably mounted on the base, each two groups of supporting wheels are respectively sleeved on the outer side wall of one group of supporting shafts, the two groups of supporting shafts synchronously rotate through the linkage device, the driving device is arranged at the left part of the base and is used for driving one group of supporting shafts to rotate, the supporting device is mounted on the base, and the two groups of dial indicators are movably adjusted through the supporting device.

Description

Coaxiality measurement gauge
Technical Field
The utility model relates to the technical field of coaxiality measurement, in particular to a coaxiality measurement gauge.
Background
The coaxiality measurement is used for controlling coaxiality errors of a measured axis of a shaft part to a reference axis, particularly measuring coaxiality of the part in an automobile or an airplane part, and has a certain influence on later assembly, and in the existing coaxiality measurement gauge, for example, the utility model patent with the authorized bulletin number of CN212227959U, the coaxiality measurement gauge comprises a base, wherein two ends of the base are respectively provided with a limiting mechanism and a measuring mechanism, and a pair of brackets are arranged on the base; the measuring mechanism comprises a base, a measuring assembly is arranged on the base, a first through hole groove is formed in the base, and the measuring assembly comprises a first connecting rod, a second connecting rod and a dial indicator; the first connecting rod is connected in the first through hole groove through a pin shaft, and one end of the first connecting rod extends out of the base; the second connecting rod is connected in the first through hole groove through the pin shaft, the end part of the first connecting rod is lapped on the second connecting rod, and the measuring head of the dial indicator is in contact with the surface of the second connecting rod in a butt joint mode.
But find in this gauge use, owing to use the supporting part to support to the work piece that awaits measuring, when needs to measure work piece axiality, need the manual work piece rotation of awaiting measuring of personnel, the condition that the work piece rocked appears easily in manual rotation has reduced measurement accuracy to measuring mechanism is inconvenient for measuring the different position axle cross-sections of work piece, has reduced convenient to use.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the coaxiality measurement gauge which improves the accuracy of detecting the shaft parts and is convenient for measuring the shaft sections at different positions of the shaft parts.
The coaxiality measurement gauge comprises a base and a bracket, wherein the bracket is arranged at the top end of the base; the device also comprises a linkage device, a driving device, a supporting device, two groups of supporting shafts, four groups of supporting wheels and two groups of dial indicators, wherein the left end and the right end of the two groups of supporting shafts are respectively and rotatably arranged on the bracket, each two groups of supporting wheels are respectively sleeved on the outer side wall of one group of supporting shafts, the two groups of supporting shafts synchronously rotate through a linkage device, a driving device is arranged at the left part of the bracket and used for driving one group of supporting shafts to rotate, the supporting device is arranged on the base, and the two groups of dial indicators are movably adjusted through the supporting device; the parts needing to be measured are placed at the tops of the four groups of supporting wheels, the positions of the two groups of dial indicators are moved and adjusted through the supporting device, the ends of the two groups of dial indicators are respectively contacted with the upper side and the lower side of the parts, one group of supporting shafts are driven to rotate through the driving device, the other group of supporting shafts are driven to rotate through the linkage device, so that the two groups of supporting shafts drive the shafts to rotate through the four groups of supporting wheels, the numerical values of the two groups of dial indicators are observed in the rotating process, the coaxial detection of the parts is facilitated, the detection accuracy of the detection tool is improved, and when the parts rotate, the two groups of dial indicators are driven to horizontally move left and right through the supporting device, so that the sections of the shafts at different positions are measured.
Preferably, the supporting device comprises a shell, a sliding block, a stand column, two groups of external members, two groups of jackscrews and two groups of supporting rods, wherein the shell is arranged at the top end of the base, a sliding groove is arranged in the shell, the sliding block is arranged on the sliding groove in a left-right sliding mode, the bottom end of the stand column is connected with the top end of the sliding block, the two groups of components are respectively sleeved on the outer side wall of the stand column in a sliding mode, the two groups of jackscrews are respectively matched with the two groups of external members in a threaded mode, the end parts of the two groups of supporting rods are respectively connected with the outer side walls of the two groups of components, and the two groups of dial indicators are respectively arranged on the outer side walls of the two groups of supporting rods; the two groups of external members are adjusted by sliding up and down on the upright posts, so that the two groups of support rods drive the two groups of dial indicators to be in contact with the shaft parts, the convenience of measuring the shaft parts with different diameters is improved, and in the rotating process of the shaft parts, the sliding blocks are enabled to drive the two groups of dial indicators to move to different positions left and right through sliding adjustment of the sliding blocks, so that the measuring of the shaft sections of the shaft parts at different positions is facilitated, and the use convenience of the measuring tool is improved.
Preferably, the telescopic device further comprises a telescopic rod, a cross arm, a pressing wheel and a tension spring, wherein the telescopic rod is arranged at the top end of the base, the rear part of the cross arm is rotatably arranged at the moving end of the telescopic rod, the pressing wheel is rotatably arranged at the front part of the cross arm, the top end of the tension spring is connected with the outer side wall of the cross arm, and the bottom end of the tension spring is connected with the outer side wall of the telescopic rod; after the axle type part is placed on four sets of backing wheels, through adjusting telescopic link flexible length, afterwards through the angle of rotatory xarm, make press wheel bottom and axle type part top surface contact, provide the pulling force of downwarping to the xarm through the extension spring to make the press wheel press the part, improve the rotatory stability of part.
Preferably, the linkage device comprises two groups of belt pulleys and a belt, the two groups of belt pulleys are respectively arranged at the right ends of the two groups of support shafts, and the two groups of belt pulleys are driven by the belt; one group of supporting shafts drive one group of belt pulleys to rotate, and the two groups of belt pulleys are driven by a belt, so that the two groups of supporting shafts synchronously rotate.
Preferably, the device also comprises a screw and a motor, wherein the screw is rotatably arranged on the inner side wall of the chute, the sliding block is matched and screwed on the outer side wall of the screw, the motor is arranged on the outer side wall of the shell, and the output end of the motor is concentrically connected with the screw; the motor drives the screw rod to rotate, so that the screw rod drives the sliding block to move left and right, and the convenience of movement of the two groups of dial indicators is improved.
Preferably, the driving device comprises a crank, and the crank is arranged at the end part of one group of supporting shafts; the supporting shaft is rotated by the grabbing crank, so that the convenience of rotation measurement of the shaft type part by the checking fixture is improved.
Preferably, the anti-slip device further comprises an anti-slip pad, wherein the anti-slip pad is arranged at the bottom end of the base; the stable effect of examining when utensil use is improved, the degree of accuracy of axle type part measurement is improved.
Compared with the prior art, the utility model has the beneficial effects that: the parts needing to be measured are placed at the tops of the four groups of supporting wheels, the positions of the two groups of dial indicators are moved and adjusted through the supporting device, the ends of the two groups of dial indicators are respectively contacted with the upper side and the lower side of the parts, one group of supporting shafts are driven to rotate through the driving device, the other group of supporting shafts are driven to rotate through the linkage device, so that the two groups of supporting shafts drive the shafts to rotate through the four groups of supporting wheels, the numerical values of the two groups of dial indicators are observed in the rotating process, the coaxial detection of the parts is facilitated, the detection accuracy of the detection tool is improved, and when the parts rotate, the two groups of dial indicators are driven to horizontally move left and right through the supporting device, so that the sections of the shafts at different positions are measured.
Drawings
FIG. 1 is a schematic illustration of an axially measured structure of the present utility model;
FIG. 2 is a schematic illustration of an axial structure of a base to support or the like;
FIG. 3 is a schematic illustration of a partial structure of a slider coupled to a post or the like;
FIG. 4 is a schematic diagram of a partial structure of a shaft measurement of a connection of a cross arm and a pressing wheel, etc.;
the reference numerals in the drawings: 1. a base; 2. a bracket; 3. a support shaft; 4. a support wheel; 5. a dial indicator; 6. a housing; 7. a slide block; 8. a column; 9. a kit; 10. a jackscrew; 11. a support rod; 12. a telescopic rod; 13. a cross arm; 14. pressing the wheel; 15. a tension spring; 16. a belt pulley; 17. a belt; 18. a screw rod; 19. a motor; 20. a crank; 21. an anti-slip mat.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
As shown in fig. 1 to 4, the coaxiality measurement gauge of the utility model comprises a base 1 and a bracket 2, wherein the bracket 2 is arranged at the top end of the base 1; the device comprises a base 1, a bracket 2, a plurality of groups of supporting shafts 3, a plurality of groups of supporting wheels 4, a plurality of groups of dial indicators 5, a linkage device, a driving device, a supporting device, two groups of supporting shafts 3, four groups of supporting wheels 4 and two groups of dial indicators 5, wherein the left end and the right end of each group of supporting shafts 3 are respectively rotatably arranged on the bracket 2, each two groups of supporting wheels 4 are respectively sleeved on the outer side wall of one group of supporting shafts 3, the two groups of supporting shafts 3 synchronously rotate through the linkage device, the driving device is arranged at the left part of the bracket 2 and is used for driving one group of supporting shafts 3 to rotate, the supporting device is arranged on the base 1, and the two groups of dial indicators 5 are movably adjusted through the supporting device;
as shown in fig. 3, the supporting device comprises a housing 6, a sliding block 7, a column 8, two sets of external members 9, two sets of jackscrews 10 and two sets of supporting rods 11, wherein the housing 6 is installed at the top end of the base 1, a sliding groove is arranged in the housing 6, the sliding block 7 is installed on the sliding groove in a left-right sliding manner, the bottom end of the column 8 is connected with the top end of the sliding block 7, the two sets of external members 9 are respectively sleeved on the outer side wall of the column 8 in a sliding manner, the two sets of jackscrews 10 are respectively matched with the two sets of external members 9 in a screwing manner, the end parts of the two sets of supporting rods 11 are respectively connected with the outer side walls of the two sets of external members 9, and the two sets of dial indicators 5 are respectively installed on the outer side walls of the two sets of supporting rods 11;
in this embodiment, the parts to be measured are placed on the tops of the four groups of supporting wheels 4, then the positions of the two groups of dial indicators 5 are moved and adjusted through the supporting device, so that the ends of the two groups of dial indicators 5 are respectively contacted with the upper side and the lower side of the parts, then one group of supporting shafts 3 are driven to rotate through the driving device, one group of supporting shafts 3 drive the other group of supporting shafts 3 to rotate through the linkage device, so that the two groups of supporting shafts 3 drive the shafts to rotate through the four groups of supporting wheels 4, the numerical values of the two groups of dial indicators 5 are observed in the rotating process, the parts are conveniently and coaxially detected, the accuracy of the detection tool on the parts is improved, and when the parts rotate, the two groups of dial indicators 5 are driven to horizontally move left and right through the supporting device, so that the sections of the two groups of dial indicators 5 are measured on different positions.
Example 2
As shown in fig. 1 to 4, the coaxiality measurement gauge of the utility model comprises a base 1 and a bracket 2, wherein the bracket 2 is arranged at the top end of the base 1; the device comprises a base 1, a bracket 2, a plurality of groups of supporting shafts 3, a plurality of groups of supporting wheels 4, a plurality of groups of dial indicators 5, a linkage device, a driving device, a supporting device, two groups of supporting shafts 3, four groups of supporting wheels 4 and two groups of dial indicators 5, wherein the left end and the right end of each group of supporting shafts 3 are respectively rotatably arranged on the bracket 2, each two groups of supporting wheels 4 are respectively sleeved on the outer side wall of one group of supporting shafts 3, the two groups of supporting shafts 3 synchronously rotate through the linkage device, the driving device is arranged at the left part of the bracket 2 and is used for driving one group of supporting shafts 3 to rotate, the supporting device is arranged on the base 1, and the two groups of dial indicators 5 are movably adjusted through the supporting device;
as shown in fig. 3, the supporting device comprises a housing 6, a sliding block 7, a column 8, two sets of external members 9, two sets of jackscrews 10 and two sets of supporting rods 11, wherein the housing 6 is installed at the top end of the base 1, a sliding groove is arranged in the housing 6, the sliding block 7 is installed on the sliding groove in a left-right sliding manner, the bottom end of the column 8 is connected with the top end of the sliding block 7, the two sets of external members 9 are respectively sleeved on the outer side wall of the column 8 in a sliding manner, the two sets of jackscrews 10 are respectively matched with the two sets of external members 9 in a screwing manner, the end parts of the two sets of supporting rods 11 are respectively connected with the outer side walls of the two sets of external members 9, and the two sets of dial indicators 5 are respectively installed on the outer side walls of the two sets of supporting rods 11;
as shown in fig. 4, the telescopic device further comprises a telescopic rod 12, a cross arm 13, a pressing wheel 14 and a tension spring 15, wherein the telescopic rod 12 is arranged at the top end of the base 1, the rear part of the cross arm 13 is rotatably arranged at the moving end of the telescopic rod 12, the pressing wheel 14 is rotatably arranged at the front part of the cross arm 13, the top end of the tension spring 15 is connected with the outer side wall of the cross arm 13, and the bottom end of the tension spring 15 is connected with the outer side wall of the telescopic rod 12;
as shown in fig. 2, the linkage device comprises two groups of belt pulleys 16 and a belt 17, the two groups of belt pulleys 16 are respectively arranged at the right ends of the two groups of support shafts 3, and the two groups of belt pulleys 16 are driven by the belt 17;
as shown in fig. 2, the device also comprises a screw rod 18 and a motor 19, wherein the screw rod 18 is rotatably arranged on the inner side wall of the chute, the sliding block 7 is matched and screwed on the outer side wall of the screw rod 18, the motor 19 is arranged on the outer side wall of the shell 6, and the output end of the motor 19 is concentrically connected with the screw rod 18;
as shown in fig. 1, the driving device comprises a crank 20, wherein the crank 20 is arranged at the end part of one group of support shafts 3;
as shown in fig. 1, the anti-slip pad 21 is further included, and the anti-slip pad 21 is arranged at the bottom end of the base 1;
in this embodiment, slide the regulation from top to bottom with two sets of external members 9 on stand 8, make two sets of bracing pieces 11 drive two sets of percentage table 5 and axle type part contact, improve and examine the tool and to the measuring convenience of different diameter axle type part, the rotatory in-process of axle type part, through slide the adjustment about with slider 7, make slider 7 drive two sets of percentage table 5 and control and remove to different positions, thereby be convenient for examine the measuring of axle type part different positions axle cross section, improve the convenience of use of examining the tool, after the axle type part is placed on four sets of supporting wheels 4, through adjusting telescopic link 12 flexible length, afterwards through the angle of rotatory xarm 13, make press wheel 14 bottom and axle type part top surface contact, provide the pulling force of downwarping to xarm 13 through extension spring 15, thereby make press wheel 14 press the part, improve the rotatory stability of part.
The coaxiality measurement gauge disclosed by the utility model has the advantages that when the coaxiality measurement gauge works, the parts needing to be measured are placed at the tops of the four groups of supporting wheels 4, then the positions of the two groups of dial indicators 5 are moved and adjusted through the supporting device, the ends of the two groups of dial indicators 5 are respectively contacted with the upper side and the lower side of the parts, then one group of supporting shafts 3 is driven to rotate through the driving device, one group of supporting shafts 3 is driven to rotate through the linkage device, so that the two groups of supporting shafts 3 drive the shafts to rotate through the four groups of supporting wheels 4, the numerical values of the two groups of dial indicators 5 are observed in the rotating process, the coaxial detection of the parts is facilitated, and when the parts rotate, the two groups of dial indicators 5 are driven to horizontally move left and right through the supporting device, so that the cross sections of the shafts at different positions are measured.
The dial indicator 5 and the motor 19 of the coaxiality measuring gauge of the utility model are purchased on the market, and the person skilled in the art only needs to install and operate according to the attached instruction manual of the person skilled in the art, without the need of creative labor.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (7)

1. The coaxiality measurement gauge comprises a base (1) and a bracket (2), wherein the bracket (2) is arranged at the top end of the base (1); the device is characterized by further comprising a linkage device, a driving device, a supporting device, two groups of supporting shafts (3), four groups of supporting wheels (4) and two groups of dial indicators (5), wherein the left end and the right end of each of the two groups of supporting shafts (3) are respectively rotatably mounted on the support (2), each two groups of supporting wheels (4) are respectively sleeved on the outer side wall of one group of supporting shafts (3), the two groups of supporting shafts (3) synchronously rotate through the linkage device, the driving device is arranged at the left part of the support (2) and is used for driving one group of supporting shafts (3) to rotate, the supporting device is mounted on the base (1), and the two groups of dial indicators (5) are movably adjusted through the supporting device.
2. The coaxiality measurement gauge according to claim 1, wherein the supporting device comprises a shell (6), a sliding block (7), a stand column (8), two groups of jackscrews (9), two groups of jackscrews (10) and two groups of supporting rods (11), the shell (6) is installed at the top end of the base (1), a sliding groove is formed in the shell (6), the sliding block (7) is installed on the sliding groove in a sliding mode left and right, the bottom end of the stand column (8) is connected with the top end of the sliding block (7), the two groups of jackscrews (9) are respectively sleeved on the outer side wall of the stand column (8) in a sliding mode up and down, the two groups of jackscrews (10) are respectively matched with and screwed on the two groups of jackscrews (9), the end portions of the two groups of supporting rods (11) are respectively connected with the outer side walls of the two groups of the jackscrews (9), and the two groups of dial indicators (5) are respectively installed on the outer side walls of the two groups of the supporting rods (11).
3. The coaxiality measurement gauge according to claim 1, further comprising a telescopic rod (12), a cross arm (13), a pressing wheel (14) and a tension spring (15), wherein the telescopic rod (12) is arranged at the top end of the base (1), the rear part of the cross arm (13) is rotatably arranged at the moving end of the telescopic rod (12), the pressing wheel (14) is rotatably arranged at the front part of the cross arm (13), the top end of the tension spring (15) is connected with the outer side wall of the cross arm (13), and the bottom end of the tension spring (15) is connected with the outer side wall of the telescopic rod (12).
4. The coaxiality measurement gauge according to claim 1, wherein the linkage device comprises two groups of belt pulleys (16) and a belt (17), the two groups of belt pulleys (16) are respectively arranged at the right ends of the two groups of support shafts (3), and the two groups of belt pulleys (16) are driven by the belt (17).
5. The coaxiality measurement gauge according to claim 2, further comprising a screw (18) and a motor (19), wherein the screw (18) is rotatably arranged on the inner side wall of the chute, the sliding block (7) is matched and screwed on the outer side wall of the screw (18), the motor (19) is arranged on the outer side wall of the shell (6), and the output end of the motor (19) is concentrically connected with the screw (18).
6. The coaxiality measurement gauge according to claim 1, characterized in that the driving device comprises a crank (20), and the crank (20) is arranged at the end part of one group of supporting shafts (3).
7. The coaxiality measurement gauge according to claim 1, further comprising a non-slip pad (21), wherein the non-slip pad (21) is arranged at the bottom end of the base (1).
CN202321737517.XU 2023-07-04 2023-07-04 Coaxiality measurement gauge Active CN220250883U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321737517.XU CN220250883U (en) 2023-07-04 2023-07-04 Coaxiality measurement gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321737517.XU CN220250883U (en) 2023-07-04 2023-07-04 Coaxiality measurement gauge

Publications (1)

Publication Number Publication Date
CN220250883U true CN220250883U (en) 2023-12-26

Family

ID=89272088

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321737517.XU Active CN220250883U (en) 2023-07-04 2023-07-04 Coaxiality measurement gauge

Country Status (1)

Country Link
CN (1) CN220250883U (en)

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