CN215766996U - Roundness measuring device for shaft workpieces machined by lathe - Google Patents
Roundness measuring device for shaft workpieces machined by lathe Download PDFInfo
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- CN215766996U CN215766996U CN202122270025.1U CN202122270025U CN215766996U CN 215766996 U CN215766996 U CN 215766996U CN 202122270025 U CN202122270025 U CN 202122270025U CN 215766996 U CN215766996 U CN 215766996U
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- connecting rod
- fixedly connected
- lathe
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Abstract
The utility model discloses a roundness measuring device for shaft workpieces machined by a lathe, which comprises a bottom plate, a support plate fixed on the bottom plate and a central shaft fixed on one side of the support plate, wherein a connecting sleeve is clamped on the other side of the bottom plate through a clamping structure and is sleeved at one end of the central shaft, a side plate is fixedly connected on one side of the top of the bottom plate, a connecting rod is connected on the side plate in a sliding manner, and the side plate and the connecting rod are adjusted through an adjusting device. The detection mode is simple and visual.
Description
Technical Field
The utility model relates to the technical field of lathe detection of machining shafts, in particular to a device for measuring roundness of a shaft workpiece machined by a lathe.
Background
A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like.
The roundness measuring device for the shaft workpiece machined by the lathe needs to measure the roundness of the shaft workpiece, some precise devices need to be used for testing the shaft workpiece, the precision of the devices needs to be maintained regularly, and meanwhile, the shaft workpiece cannot be measured in a visual mode to display the position with imperfect roundness of the shaft, and needs to be further detected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a device for measuring the roundness of a shaft workpiece machined by a lathe, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a roundness measuring device for shaft workpieces machined by a lathe comprises a bottom plate, a support plate fixed on the bottom plate and a central shaft fixed on one side of the support plate, wherein a connecting sleeve is clamped on the other side of the bottom plate through a clamping structure and is sleeved at one end of the central shaft, a side plate is fixedly connected to one side of the top of the bottom plate, a connecting rod is connected to the side plate in a sliding manner, the side plate and the connecting rod are adjusted through an adjusting device, one end of the connecting rod is fixedly connected with a moving part through a first spring, the bottom of the moving part is fixedly connected with a strip plate, the bottom of the strip plate is fixedly connected with a graphite strip, and a limiting assembly for limiting the moving part is further arranged at one end of the connecting rod;
the limiting assembly comprises two supporting rods fixed to the bottom of one end of the connecting rod, sliding blocks are fixedly connected to the inner sides of the supporting rods, sliding grooves matched with the sliding blocks are formed in the front side and the rear side of the outer surface of the moving part, and the sliding blocks are connected with the sliding grooves in a sliding mode.
As a further scheme of the utility model: the clamping structure comprises a base fixed on the bottom plate and a supporting rod fixed at the bottom of the connecting sleeve, a connecting block is fixedly connected to the bottom of the supporting rod, a U-shaped part is slidably connected between the left side and the right side inside the connecting block, the middle of the U-shaped part slides on the outer surface of the supporting rod through a sliding sleeve, a clamping block is fixedly connected between the two sides of the bottom of the U-shaped part and clamped on the base, a second spring is sleeved on each of the two sides of the outer surface of the U-shaped part, and the second spring is located between the clamping block and the connecting block.
As a further scheme of the utility model: and lifting handles are fixedly connected to two sides of the top of the U-shaped piece.
As a further scheme of the utility model: the adjusting device comprises a top plate fixed at the top of one side of the side plate and a guide rod fixed between the top plate and the support plate, the guide rod is connected with the connecting rod in a sliding mode, and the front face of the connecting rod is connected with a locking threaded bolt through a rotating handle.
As a further scheme of the utility model: a movable groove is formed in one side of the side plate, a sliding plate is connected to the inside of the movable groove in a sliding mode, and one side of the sliding plate is connected with the connecting rod.
Compared with the prior art, the shaft to be machined is conveniently installed on the central shaft through the clamping structure, the surface of the workpiece can be detected by matching with the connecting rod, the first spring, the moving part, the strip plate and the graphite strip, the graphite stamp with dark color can slide out of the part protruding out of the surface of the workpiece, the graphite stamp with light color is drawn out of the part recessed in the workpiece, whether the roundness of the workpiece meets the standard or not is judged by observing whether the graphite stamp on the surface of the workpiece is uniform or not, and the detection mode is simple and visual.
Drawings
Fig. 1 is a schematic structural diagram of a device for measuring the roundness of a shaft workpiece machined by a lathe.
Fig. 2 is a schematic structural diagram of a connecting rod connection structure in a device for measuring the roundness of a shaft-like workpiece machined by a lathe.
Fig. 3 is a partially enlarged view of a portion a in fig. 1 of a roundness measuring apparatus for a lathe-machined shaft-like workpiece.
In the figure: 1. a base plate; 2. a support plate; 3. a central shaft; 4. connecting sleeves; 5. a side plate; 6. a connecting rod; 7. a first spring; 8. a movable member; 9. a strip plate; 10. graphite strips; 11. a strut; 12. a slider; 13. a chute; 14. a base; 15. a support bar; 16. connecting blocks; 17. a U-shaped piece; 18. a sliding sleeve; 19. a clamping block; 20. a second spring; 21. lifting the handle; 22. a top plate; 23. a guide bar; 24. locking a threaded bolt; 25. a movable groove; 26. a sliding plate.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
The utility model provides a roundness measuring device for shaft workpieces machined by a lathe, and the roundness measuring device comprises a bottom plate 1, a support plate 2 fixed on the bottom plate 1 and a central shaft 3 fixed on one side of the support plate 2, wherein a connecting sleeve 4 is clamped on the other side of the bottom plate 1 through a clamping structure, the connecting sleeve 4 is sleeved at one end of the central shaft 3, one side of the top of the bottom plate 1 is fixedly connected with a side plate 5, the side plate 5 is slidably connected with a connecting rod 6, the side plate 5 and the connecting rod 6 are adjusted through an adjusting device, one end of the connecting rod 6 is fixedly connected with a movable piece 8 through a first spring 7, the bottom of the movable piece 8 is fixedly connected with a strip plate 9, the bottom of the strip plate 9 is fixedly connected with a graphite strip 10, and one end of the connecting rod 6 is also provided with a limiting component for limiting the movable piece 8; the limiting assembly comprises two supporting rods 11 fixed to the bottom of one end of the connecting rod 6, sliding blocks 12 are fixedly connected to the inner sides of the two supporting rods 11, sliding grooves 13 matched with the sliding blocks 12 are formed in the front side and the rear side of the outer surface of the moving part 8, and the sliding blocks 12 are connected with the sliding grooves 13 in a sliding mode.
The disclosed lathe processing axle type work piece circularity measuring device of this embodiment, need not use some accurate instruments, the practical cost of measurement has been reduced, and can audio-visually find out the testing result, it is concrete can dismouting adapter sleeve 4 to pass through the joint structure, be convenient for install the work piece that needs the detection at the surface of center pin 3, examine time measuring, the work piece rotates, make the work piece rotate at the surface of center pin 3, under the effect of first spring 7 again, if the work piece circularity is not enough, will leave the uneven graphite seal of colour on the work piece, the staff that detects just can judge whether qualified the work piece of processing out at a glance, can increase the stability of shaking about moving part 8 through moving part 8 slides from top to bottom between two branch 11.
The clamping structure comprises a base 14 fixed on the bottom plate 1 and a supporting rod 15 fixed at the bottom of the connecting sleeve 4, a connecting block 16 is fixedly connected to the bottom of the supporting rod 15, a U-shaped part 17 is slidably connected between the left side and the right side of the inside of the connecting block 16, the middle of the U-shaped part 17 slides on the outer surface of the supporting rod 15 through a sliding sleeve 18, a clamping block 19 is fixedly connected between the two sides of the bottom of the U-shaped part 17, the clamping block 19 is clamped on the base 14, a second spring 20 is sleeved on each of the two sides of the outer surface of the U-shaped part 17, and the second spring 20 is located between the clamping block 19 and the connecting block 16. The clamping block 19 can be driven to compress the second spring 20 to move upwards by moving the U-shaped part 17 upwards, the connecting sleeve 4 is moved outwards after the clamping block 19 is completely separated from the base 14, the whole clamping structure and the connecting sleeve 4 can be detached from the device, and a workpiece can be conveniently taken and placed.
The adjusting device comprises a top plate 22 fixed on the top of one side of the side plate 5, a guide rod 23 fixed between the top plate 22 and the support plate 2, the guide rod 23 and the connecting rod 6 are in sliding connection, and the front face of the connecting rod 6 is connected with a locking threaded bolt 24 through a rotating handle 27. The connecting rod 6 can slide up and down on the guide rod 23 to realize the adjustment of the height of the graphite strip 10, the aim is to adjust and test workpieces with different sizes, and the locking threaded bolt 24 can be driven by rotating the rotating handle 27 to realize the fixation between the guide rod 23 and the connecting rod 6.
A movable groove 25 is formed in one side of the side plate 5, a sliding plate 26 is slidably connected inside the movable groove 25, and one side of the sliding plate 26 is connected with the connecting rod 6. The sliding plate 26 can slide up and down in the movable groove 25, which can increase the stability of the up and down movement of the connecting rod 6.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (5)
1. The roundness measuring device for the shaft workpieces machined by the lathe is characterized by comprising a base plate (1), a support plate (2) fixed on the base plate (1) and a central shaft (3) fixed on one side of the support plate (2), wherein a connecting sleeve (4) is clamped on the other side of the base plate (1) through a clamping structure, the connecting sleeve (4) is sleeved at one end of the central shaft (3), a side plate (5) is fixedly connected to one side of the top of the base plate (1), a connecting rod (6) is connected to the side plate (5) in a sliding manner, the side plate (5) and the connecting rod (6) are adjusted through an adjusting device, a moving part (8) is fixedly connected to one end of the connecting rod (6) through a first spring (7), a long strip plate (9) is fixedly connected to the bottom of the moving part (8), a graphite strip (10) is fixedly connected to the bottom of the long strip plate (9), one end of the connecting rod (6) is also provided with a limiting component for limiting the moving part (8);
spacing subassembly is including fixing two branch (11) in connecting rod (6) one end bottom, two the equal fixedly connected with slider (12) in inboard of branch (11), both sides all offer spout (13) with slider (12) looks adaptation around moving part (8) surface, and slider (12) and spout (13) sliding connection.
2. The roundness measuring device for the lathe machining shaft workpieces as claimed in claim 1, wherein the clamping structure comprises a base (14) fixed on the bottom plate (1) and a supporting rod (15) fixed at the bottom of the connecting sleeve (4), a connecting block (16) is fixedly connected to the bottom of the supporting rod (15), a U-shaped part (17) is slidably connected between the left side and the right side inside the connecting block (16), the middle of the U-shaped part (17) slides on the outer surface of the supporting rod (15) through a sliding sleeve (18), a clamping block (19) is fixedly connected between the two sides of the bottom of the U-shaped part (17), the clamping block (19) is clamped on the base (14), a second spring (20) is sleeved on each of the two sides of the outer surface of the U-shaped part (17), and the second spring (20) is located between the clamping block (19) and the connecting block (16).
3. The roundness measuring device for lathe-machined shaft workpieces as claimed in claim 2, wherein lifting handles (21) are fixedly connected to both sides of the top of the U-shaped member (17).
4. The roundness measuring device for the lathe-machined shaft workpieces as claimed in claim 1, wherein the adjusting device comprises a top plate (22) fixed on the top of one side of the side plate (5), and a guide rod (23) fixed between the top plate (22) and the support plate (2), the guide rod (23) and the connecting rod (6) are connected in a sliding manner, and a locking threaded bolt (24) is connected to the front surface of the connecting rod (6) through a rotating handle (27).
5. The roundness measuring device for lathe-machined shaft workpieces according to claim 1, wherein a movable groove (25) is formed in one side of the side plate (5), a sliding plate (26) is slidably connected inside the movable groove (25), and one side of the sliding plate (26) is connected with the connecting rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122270025.1U CN215766996U (en) | 2021-09-18 | 2021-09-18 | Roundness measuring device for shaft workpieces machined by lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122270025.1U CN215766996U (en) | 2021-09-18 | 2021-09-18 | Roundness measuring device for shaft workpieces machined by lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215766996U true CN215766996U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122270025.1U Active CN215766996U (en) | 2021-09-18 | 2021-09-18 | Roundness measuring device for shaft workpieces machined by lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215766996U (en) |
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2021
- 2021-09-18 CN CN202122270025.1U patent/CN215766996U/en active Active
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