CN215338136U - Adjustable lead screw straightness measuring device - Google Patents
Adjustable lead screw straightness measuring device Download PDFInfo
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- CN215338136U CN215338136U CN202120730783.4U CN202120730783U CN215338136U CN 215338136 U CN215338136 U CN 215338136U CN 202120730783 U CN202120730783 U CN 202120730783U CN 215338136 U CN215338136 U CN 215338136U
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Abstract
The utility model discloses an adjustable screw rod straightness measuring device, which belongs to a straightness measuring device and comprises a base, a second supporting plate, a material frame and a dial indicator, wherein the base is provided with two first supporting plates, a plurality of first sliding rods are arranged between the two first supporting plates, the second supporting plate is connected to the first sliding rods in a sliding manner, the material frame is connected to the base in a sliding manner and is positioned on one side of the first sliding rods, the dial indicator is connected to the second supporting plate through a vertical adjusting mechanism and is positioned above the material frame; according to the utility model, the dial indicator is connected with the vertical adjusting mechanism, and the nut is screwed, so that the stable sliding of the dial indicator in the vertical direction can be adjusted, the condition of float adjustment of the dial indicator is avoided, and the adjusting precision is greatly improved; through the synchronous sliding adjustment of the material frame in the horizontal direction, the adjustment operation is simple and quick, and the measurement efficiency is high.
Description
Technical Field
The utility model belongs to a straightness measuring device, and particularly relates to an adjustable screw rod straightness measuring device.
Background
The straightness measurement mainly comprises the measurement of the straightness errors of the plain lines of the cylinder and the cone, the straightness errors of the guide surfaces of a machine tool and other machines and the linear guide surface of a workpiece and the like, and in order to improve the measurement efficiency of the straightness of the screw rod, a straightness measurement device is very necessary to design.
Chinese patent (CN201621191544.1) discloses an optical axis straightness measuring tool, which comprises a frame, wherein fixing members for fixing an optical axis are respectively arranged at two ends of one side of the frame, a slide way is fixed at the other side of the frame, a slide block is arranged on the slide way, a straightness detecting tool is fixed on the slide block, and the slide way is substantially parallel to the optical axis. Compared with the prior art, the optical axis detection device has the advantages that the optical axis is very conveniently fixed, and the optical axis can be conveniently and accurately detected by the aid of the straightness detection tool arranged on the slide way and sliding of the straightness detection tool on the slide way.
At present, when a traditional straightness measuring device measures lead screws with different diameters, the lead screws are fixed firstly, then connecting rods on a dial indicator are adjusted to adapt to the lead screws with different specifications, but the dial indicator is in a floating state, the adjustment operation is difficult, the adjustment accuracy is low, and the measurement efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: the adjustable screw rod straightness measuring device is provided for solving the problems that when the straightness measuring device is used for measuring screw rods with different diameters, the position of a dial indicator needs to be adjusted in a floating mode to adjust a measuring point position, so that adjusting operation is difficult, adjusting precision is low, and measuring efficiency is low.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an adjustable lead screw straightness accuracy measuring device, its includes base, second backup pad, material frame and amesdial, be provided with two first backup pads on the base, two be provided with many first slide bars between the first backup pad, second backup pad sliding connection in on the first slide bar, material frame sliding connection in on the base, just the material frame is located one side of first slide bar, the amesdial passes through perpendicular adjustment mechanism to be connected in the second backup pad, just the amesdial is located the top of material frame.
As a further description of the above technical solution:
the second supporting plate is L-shaped and is bent towards one side of the material rack.
As a further description of the above technical solution:
the two ends of the material frame are connected with the base through two sliding rails, and the sliding rails are perpendicular to the first sliding bars.
As a further description of the above technical solution:
the vertical adjusting mechanism comprises a second sliding rod, a first screw and a third supporting plate, the second sliding rod and the first screw penetrate through the second supporting plate along the vertical direction, the third supporting plate is fixedly connected to the bottom ends of the first screw and the second sliding rod, the dial indicator is fixedly connected to the third supporting plate, and the first screw is connected to the second supporting plate through a nut.
As a further description of the above technical solution:
the nut is positioned in the second support plate, and the edge of the nut protrudes out of the side face of the second support plate.
As a further description of the above technical solution:
the material rack is provided with a plurality of positioning blocks, and V-shaped grooves are formed in the positioning blocks.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
according to the utility model, the dial indicator is connected with the vertical adjusting mechanism, and the stable sliding of the dial indicator in the vertical direction can be adjusted by screwing the nut, so that the condition of float adjustment of the dial indicator is avoided, and the adjusting precision is greatly improved; through the synchronous sliding adjustment of the material frame in the horizontal direction, the adjustment operation is simple and quick, and the measurement efficiency is high.
Drawings
Fig. 1 is a schematic diagram of an overall structure of an adjustable screw straightness measuring device.
Fig. 2 is a schematic view of a front view direction structure of an adjustable screw straightness measuring device.
Fig. 3 is a left-side view direction structural diagram of the adjustable screw rod straightness measuring device.
Fig. 4 is a reference diagram of a use state of the adjustable screw rod straightness measuring device.
Illustration of the drawings:
1. a base; 2. a second support plate; 3. a material rack; 4. a dial indicator; 5. a first support plate; 6. a first slide bar; 7. a vertical adjustment mechanism; 71. a second slide bar; 72. a first screw; 73. a third support plate; 8. a slide rail; 9. a nut; 10. positioning blocks; 11. and a V-shaped groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an adjustable screw straightness measuring device comprises a base 1, a second supporting plate 2, a material frame 3 and a dial indicator 4, wherein two first supporting plates 5 are arranged on the base 1, a plurality of first sliding rods 6 are arranged between the two first supporting plates 5, the second supporting plate 2 is connected to the first sliding rods 6 in a sliding mode, the material frame 3 is connected to the base 1 in a sliding mode, the material frame 3 is located on one side of the first sliding rods 6, the dial indicator 4 is connected to the second supporting plate 2 through a vertical adjusting mechanism 7, and the dial indicator 4 is located above the material frame 3;
the second supporting plate 2 is L-shaped, and the second supporting plate 2 is bent towards one side of the material rack 3;
two ends of the material frame 3 are connected with the base 1 through two sliding rails 8, the sliding rails 8 are perpendicular to the first sliding rods 6, the position of the material frame 3 in the horizontal direction is adjusted in a sliding mode, the measuring position of the screw rod is quickly adjusted to be below the dial indicator 4, the dial indicator 4 and the screw rod are synchronously adjusted, the adjusting speed is high, and therefore the measuring efficiency is improved;
the vertical adjusting mechanism 7 comprises a second sliding rod 71, a first screw 72 and a third supporting plate 73, the second sliding rod 71 and the first screw 72 penetrate through the second supporting plate 2 along the vertical direction, the third supporting plate 73 is fixedly connected to the bottom ends of the first screw 72 and the second sliding rod 71, the dial indicator 4 is fixedly connected to the third supporting plate 73, the first screw 72 is connected to the second supporting plate 2 through a nut 9, the nut 9 is screwed, the nut 9 drives the first screw 72 to lift in the vertical direction, so that the third supporting plate 73 and the dial indicator 4 are driven to lift, the second sliding rod 71 has a guiding and stabilizing effect on the lifting of the third supporting plate 73, and the accurate adjustment of the dial indicator 4 in the vertical direction is facilitated;
the nut 9 is positioned in the second support plate 2, and the edge of the nut 9 protrudes out of the side surface of the second support plate 2;
the material rack 3 is provided with a plurality of positioning blocks 10, and the positioning blocks 10 are provided with V-shaped grooves 11, so that the screw rods with different diameters and specifications can be quickly positioned.
The working principle is as follows: firstly, place the lead screw in V-arrangement groove 11 on locating piece 10, promote thing frame 3 and slide along slide rail 8, and aim at the micrometer 4 with the measuring point of lead screw under, secondly, twist nut 9, nut 9 drives first screw rod 72 and goes up and down in the vertical direction, thereby drive third backup pad 73 and micrometer 4 and go up and down, second slide bar 71 has the direction firm effect to the lift of third backup pad 73, stop adjusting nut 9 after the contact of micrometer 4 supports the lead screw, promote second backup pad 2 at last and slide along first slide bar 6, the contact of micrometer slides on the lead screw, observe the dial plate pointer change of micrometer 4, accomplish the measurement.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides an adjustable lead screw straightness accuracy measuring device which characterized in that: the material rack is characterized by comprising a base (1), a second supporting plate (2), a material rack (3) and a dial indicator (4), wherein two first supporting plates (5) are arranged on the base (1), a plurality of first sliding rods (6) are arranged between the first supporting plates (5), the second supporting plate (2) is connected to the first sliding rods (6) in a sliding mode, the material rack (3) is connected to the base (1) in a sliding mode, the material rack (3) is located on one side of the first sliding rods (6), the dial indicator (4) is connected to the second supporting plate (2) through a vertical adjusting mechanism (7), and the dial indicator (4) is located above the material rack (3).
2. The adjustable screw straightness measuring device according to claim 1, wherein the second support plate (2) is L-shaped, and the second support plate (2) is bent towards one side of the material rack (3).
3. The adjustable screw rod straightness measuring device according to claim 1, wherein two ends of the material rack (3) are connected with the base (1) through two sliding rails (8), and the sliding rails (8) are perpendicular to the first sliding rod (6).
4. The adjustable screw straightness measuring device according to claim 1, wherein the vertical adjusting mechanism (7) comprises a second slide rod (71), a first screw rod (72) and a third support plate (73), the second slide rod (71) and the first screw rod (72) penetrate through the second support plate (2) along a vertical direction, the third support plate (73) is fixedly connected to the bottom ends of the first screw rod (72) and the second slide rod (71), the dial indicator (4) is fixedly connected to the third support plate (73), and the first screw rod (72) is connected to the second support plate (2) through a nut (9).
5. The adjustable lead screw straightness measuring device according to claim 4, wherein the nut (9) is located inside the second support plate (2), and an edge of the nut (9) protrudes from a side surface of the second support plate (2).
6. The adjustable screw straightness measuring device according to claim 1, wherein a plurality of positioning blocks (10) are arranged on the material rack (3), and V-shaped grooves (11) are formed in the positioning blocks (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120730783.4U CN215338136U (en) | 2021-04-12 | 2021-04-12 | Adjustable lead screw straightness measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120730783.4U CN215338136U (en) | 2021-04-12 | 2021-04-12 | Adjustable lead screw straightness measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215338136U true CN215338136U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120730783.4U Active CN215338136U (en) | 2021-04-12 | 2021-04-12 | Adjustable lead screw straightness measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215338136U (en) |
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2021
- 2021-04-12 CN CN202120730783.4U patent/CN215338136U/en active Active
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