CN211346656U - Tool for measuring cylindricity of outer surface of round pipe or round rod - Google Patents
Tool for measuring cylindricity of outer surface of round pipe or round rod Download PDFInfo
- Publication number
- CN211346656U CN211346656U CN202020040556.4U CN202020040556U CN211346656U CN 211346656 U CN211346656 U CN 211346656U CN 202020040556 U CN202020040556 U CN 202020040556U CN 211346656 U CN211346656 U CN 211346656U
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- China
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- workpiece
- guide rail
- bottom plate
- cylindricity
- rod
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- Expired - Fee Related
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a measuring tool for cylindricity of the outer surface of a round pipe or a round rod, which comprises a bottom plate, the detection device is characterized in that a workpiece guide rail and a detection guide rail which are parallel to each other are arranged on the bottom plate along the length direction, a workpiece fixed end is fixed on the bottom plate at the front end of the workpiece guide rail, a workpiece sliding block is connected on the workpiece guide rail in a sliding mode, a workpiece placing end is connected on the workpiece sliding block, a sliding rod which is parallel to the workpiece guide rail is arranged above the bottom plate, two ends of the sliding rod are fixed on the bottom plate through connecting blocks, a workpiece limiting block is connected on the sliding rod in a sliding mode, the front end of the workpiece is placed at the position of the workpiece fixed end, the rear end of the workpiece is placed on the workpiece placing end and is abutted against the tail end of the workpiece through the workpiece limiting block to be fixed, a dial indicator is connected on the detection guide rail through the detection sliding block. The utility model discloses it is convenient to measure, and the degree of accuracy is high.
Description
Technical Field
The utility model relates to a measuring tool especially relates to a pipe or round bar surface cylindricity measuring tool.
Background
At present, when round rods or round pipe parts are used in a factory, when the accuracy requirement of the cylindricity of the outer surface of the round rods or round pipe parts is high, the round rods or round pipe parts are usually measured on a three-coordinate measuring instrument, although the measuring result is accurate, the consumed time is long, the round rods usually take tens of minutes to be detected, the efficiency is too low, and a detector is familiar with the use of the three-coordinate measuring instrument after professional training.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing a pipe or round bar surface cylindricity measuring tool, its cylindricity that can short-term test pipe or round bar surface when only need several minutes to the cylindricity detection of a pipe or round bar, ordinary workman can operate, does not need through professional training.
The technical scheme of the utility model is that the cylindricity measuring tool for the outer surface of a round pipe or a round rod comprises a bottom plate, a workpiece guide rail and a detection guide rail which are parallel to each other are arranged on the bottom plate along the length direction, a workpiece fixed end is fixed on the bottom plate at the front end of the workpiece guide rail, a workpiece slider is connected on the workpiece guide rail in a sliding way, a workpiece placing end is connected on the workpiece slider, a sliding rod which is parallel to the workpiece guide rail is arranged above the bottom plate, the two ends of the sliding rod are fixed on the bottom plate through connecting blocks, a workpiece limiting block is connected on the sliding rod in a sliding way, the front end of the workpiece is placed at the workpiece fixed end for positioning, the rear end of the workpiece is placed on the workpiece placing end and is supported at the tail end of the workpiece through the workpiece limiting block for fixing, a dial indicator is connected, and moving the detection slide block along the detection guide rail to measure the cylindricity of the outer surface of the workpiece at different lengths through the dial indicator.
Preferably, work piece stiff end top center is provided with recess and spacing post, be provided with two gyro wheels on the work piece stiff end, gapped and the clearance is less than the diameter of work piece between two gyro wheels, two gyro wheels with the direction arrange and the axis is parallel with work piece guide rail length direction, the work piece is taken upper surface and the work piece front end of putting between two gyro wheels and is located the recess top and spacing through spacing post, the work piece is placed and is served also to be provided with two gyro wheels and be used for taking the work piece.
Preferably, the slide bar is provided with length scales, and the workpiece limiting block is provided with a moving distance display screen.
Preferably, the length of the sliding rod is greater than that of the workpiece guide rail.
The utility model discloses can the cylindricity of short-term test pipe or round bar surface, be fit for the ordinary workman in workshop and use, the measuring result is accurate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of another view angle of the present invention;
wherein: 1-a bottom plate; 2-a workpiece guide rail; 3, detecting a guide rail; 4, fixing the workpiece; 5, a workpiece sliding block; 6, a workpiece placing end; 7, a sliding rod; 8, connecting blocks; 9-workpiece limiting block; 10-detecting the slide block; 11-a scaffold; 12-dial indicator; 13-a groove; 14-a limiting column; 15-a roller; 16 — moving distance display screen.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figures 1 and 2, the utility model provides a measuring tool for cylindricity of outer surface of round pipe or round rod, comprising a bottom plate 1, a workpiece guide rail 2 and a detection guide rail 3 which are parallel to each other are arranged on the bottom plate 1 along the length direction, a workpiece fixed end 4 is fixed on the bottom plate 1 at the front end of the workpiece guide rail 2, a workpiece slider 5 is connected on the workpiece guide rail 2 in a sliding way, a workpiece placing end 6 is connected on the workpiece slider 5, a sliding rod 7 which is parallel to the workpiece guide rail 2 is arranged above the bottom plate 1, two ends of the sliding rod 7 are fixed on the bottom plate 1 through connecting blocks 8, a workpiece stopper 9 is connected on the sliding rod 7 in a sliding way, the front end of the workpiece is placed at the workpiece fixed end 4 for positioning, the rear end of the workpiece is placed on the workpiece placing end 6 and is supported at the tail end of the workpiece through the workpiece stopper 9 for fixing, a dial indicator 12 is, and a measuring rod of the dial indicator 12 is compressed and abutted against the outer surface of the workpiece, and the detecting slide block 10 is moved along the detecting guide rail 3 to measure the cylindricity of the outer surface of the workpiece at different lengths through the dial indicator 12.
Preferably, a groove 13 and a limiting column 14 are arranged at the center of the top of the workpiece fixing end 4, two rollers 15 are arranged on the workpiece fixing end 4, a gap is formed between the two rollers 15, the gap is smaller than the diameter of the workpiece, the two rollers 15 are arranged in the same direction, the axis of the two rollers is parallel to the length direction of the workpiece guide rail 2, the workpiece is placed on the upper surface between the two rollers 15, the front end of the workpiece is located above the groove 13 and is limited by the limiting column 14, two rollers 15 are also arranged on the workpiece placing end 6 for placing the workpiece, when measuring the external cylinder degree, the workpiece is limited at the head end and the tail end by the limiting column 14 and the workpiece limiting block 9, but is freely rotatable in the circumferential direction, the lower surface of the workpiece is in contact with the upper surface of the roller 15, the idler wheel 15 rotates along with the synchronous rotation, the idler wheel 15 is arranged to facilitate the rotation of the workpiece, and the measurement of the cylindricity of the outer surface of the same section of the workpiece is facilitated.
Preferably, the slide rod 7 is provided with length scales, the workpiece limiting block 9 is provided with a moving distance display screen 16, which is similar to a display screen on a vernier caliper for displaying moving distance, so that the moving distance of the workpiece limiting block 9 can be directly measured, and when the distance between the zero scale at the front end of the slide rod 7 and the limiting column 14 in the length direction is determined, the length of the workpiece can be directly calculated.
Preferably, the length of the slide bar 7 is greater than the length of the workpiece guide rail 2.
When the cylindricity of the outer surface of a workpiece is measured, two ends of the workpiece are respectively placed on the roller 15 of the workpiece fixing end 4 and the roller 15 of the workpiece placing end 6, the front end face of the workpiece is abutted on the limiting column 14, the rear end face of the workpiece is abutted and limited through the workpiece limiting block 9, the support 11 on the detection guide rail 3 is well adjusted, so that the measuring rod of the dial indicator 12 is tightly abutted on the outer surface of the workpiece after being compressed, the operation detection sliding block 10 slowly slides along the detection guide rail 3, the change range of the pointer on the dial indicator 12 is observed, the workpiece is rotated, the change range of the pointer of the dial indicator 12 is observed, and the cylindricity on the same section can be measured. The method can be performed by any common worker without professional technicians, the measurement result is accurate, the measurement process is convenient and fast, and the method is suitable for being used in a large number of workshops.
The above, it is only the preferred embodiment of the present invention, not to make any restriction on the utility model, all the bases the technical principle of the present invention is to any simple modification, equivalent change or modification made by the above embodiments, still belong to the technical solution scope of the present invention.
Claims (4)
1. The utility model provides a pipe or round bar surface cylindricity measuring tool which characterized in that: comprises a bottom plate (1), a workpiece guide rail (2) and a detection guide rail (3) which are parallel to each other are arranged on the bottom plate (1) along the length direction, a workpiece fixed end (4) is fixed on the bottom plate (1) at the front end of the workpiece guide rail (2), a workpiece sliding block (5) is connected on the workpiece guide rail (2), a workpiece placing end (6) is connected on the workpiece sliding block (5), a sliding rod (7) which is parallel to the workpiece guide rail (2) is arranged above the bottom plate (1), two ends of the sliding rod (7) are fixed on the bottom plate (1) through a connecting block (8), a workpiece limiting block (9) is connected on the sliding rod (7), the workpiece front end is placed at the workpiece fixed end (4) for positioning, the workpiece rear end is placed at the workpiece placing end (6) and is supported at the tail end of the workpiece for fixing through the workpiece limiting block (9), a dial indicator (12) is connected on the detection guide rail (3) through the detection sliding block (, and a measuring rod of the dial indicator (12) is compressed and abutted against the outer surface of the workpiece, and the detecting slide block (10) is moved along the detecting guide rail (3) to measure the cylindricity of the outer surface of the workpiece at different lengths through the dial indicator (12).
2. A tool for measuring the cylindricity of the external surface of a round tube or rod according to claim 1, wherein: workpiece fixed end (4) top center is provided with recess (13) and spacing post (14), be provided with two gyro wheels (15) on workpiece fixed end (4), gapped and the clearance is less than the diameter of work piece between two gyro wheels (15), two gyro wheels (15) are arranged with the direction and the axis is parallel with work piece guide rail (2) length direction, and the work piece is taken upper surface and work piece front end of putting between two gyro wheels (15) and is located recess (13) top and spacing through spacing post (14), it is used for taking the work piece also to be provided with two gyro wheels (15) on workpiece placement end (6).
3. A tool for measuring the cylindricity of the external surface of a round tube or rod according to claim 1, wherein: the sliding rod (7) is provided with length scales, and the workpiece limiting block (9) is provided with a moving distance display screen (16).
4. A tool for measuring the cylindricity of the external surface of a round tube or rod according to claim 1, wherein: the length of the slide rod (7) is greater than that of the workpiece guide rail (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040556.4U CN211346656U (en) | 2020-01-09 | 2020-01-09 | Tool for measuring cylindricity of outer surface of round pipe or round rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040556.4U CN211346656U (en) | 2020-01-09 | 2020-01-09 | Tool for measuring cylindricity of outer surface of round pipe or round rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211346656U true CN211346656U (en) | 2020-08-25 |
Family
ID=72137504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020040556.4U Expired - Fee Related CN211346656U (en) | 2020-01-09 | 2020-01-09 | Tool for measuring cylindricity of outer surface of round pipe or round rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211346656U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116294896A (en) * | 2023-03-21 | 2023-06-23 | 山东欧瑞安电气有限公司 | Method for detecting outer diameter cylindricity of motor rotor |
| CN118089620A (en) * | 2023-12-14 | 2024-05-28 | 浙江亚嘉采棉机配件有限公司 | Measuring device for spindle seat tube of cotton picker |
-
2020
- 2020-01-09 CN CN202020040556.4U patent/CN211346656U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116294896A (en) * | 2023-03-21 | 2023-06-23 | 山东欧瑞安电气有限公司 | Method for detecting outer diameter cylindricity of motor rotor |
| CN116294896B (en) * | 2023-03-21 | 2024-04-26 | 山东欧瑞安电气有限公司 | Method for detecting outer diameter cylindricity of motor rotor |
| CN118089620A (en) * | 2023-12-14 | 2024-05-28 | 浙江亚嘉采棉机配件有限公司 | Measuring device for spindle seat tube of cotton picker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |