CN217058540U - Calibrating device for linear steel ruler - Google Patents
Calibrating device for linear steel ruler Download PDFInfo
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- CN217058540U CN217058540U CN202122771880.0U CN202122771880U CN217058540U CN 217058540 U CN217058540 U CN 217058540U CN 202122771880 U CN202122771880 U CN 202122771880U CN 217058540 U CN217058540 U CN 217058540U
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Abstract
This novel calibrating installation that belongs to, concretely relates to line steel ruler calibrating installation. The utility model provides a line steel ruler calibrating installation, wherein includes the support, sets up the working face above the support, sets up the air level that is used for the leveling on the working face, still sets up a plurality of fixing device on the working face, sets up elevating gear and zero-bit regulator at the working face tip, sets up levelling device below the support. This neotype effect that is showing is: the precision is better because the micro-motion adjustment can be realized; the method is clearer and more visual; real-time adjustment is not needed, and time and labor are saved; the movement is not easy, and the reading is quick; the time is effectively saved; the metering detection efficiency is effectively improved; the manufacturing method is simple and the processing period is short; the social popularization is strong.
Description
Technical Field
This novel calibrating installation that belongs to, concretely relates to line steel ruler calibrating installation.
Background
When metrological verification personnel carry out the check of the straight ruled steel ruler in daily life, find that factors such as the horizontal position of a verification device, the mutual position of scribed surfaces, zero alignment, a fixing device and the like influence indicating value accuracy and verification efficiency, and main problems are analyzed through investigation as follows:
(1) the horizontal positions of the standard ruler and the detected ruler can not be adjusted, and an inclined position error exists;
(2) the standard ruler and the detected ruler are in the same plane position, and mutual position adjustment required by regulations cannot be realized;
(3) zero alignment needs to be carried out for many times, the operation time is long, a fixing device is lacked, and the zero alignment needs to be completed by two persons in a matching way.
Therefore, a new verification device is needed.
SUMMERY OF THE UTILITY MODEL
This novel defect to prior art provides a line steel ruler calibrating installation.
This novel is so realized: the utility model provides a line steel ruler calibrating installation, wherein includes the support, sets up the working face above the support, sets up the air level that is used for the leveling on the working face, still sets up a plurality of fixing device on the working face, sets up elevating gear and zero-bit regulator at the working face tip, sets up levelling device below the support.
The calibrating device for the straight linear rulers comprises a support frame.
The calibration device for the straight lined steel ruler is characterized in that the baffle is arranged on the bracket.
The calibration device for the linear steel ruler comprises a leveling device, wherein the leveling device is composed of a stainless steel screw rod, a stainless steel nut and a rubber bottom, the stainless steel supporting foot screw rod is 201 steel, and the adjusting range is 20-21.8 mm.
The calibration device for the linear rulers comprises a working surface, a standard ruler working surface, a to-be-detected linear ruler working surface and a baffle, wherein the working surface is made of a stainless steel plate with the thickness of 20 mm.
The calibration device for the straight linear steel ruler comprises a fixing device and a fixing device, wherein the fixing device is composed of a screw rod, a threaded hole, a rubber contact head and a rubber handle and is clamped vertically by 90 degrees, the front position and the rear position of the fixing device are adjusted by the aid of the threaded hole, and the fixing contact point is made of rubber.
The calibration device for the straight linear rulers comprises a lifting device, a standard ruler and a lifting device, wherein the lifting device consists of a screw, a nut and a 90-degree right-angle baffle, the working surface of the standard ruler is connected with the baffle through an M8 screw, and the lifting of the working surface of the standard ruler is improved through the rotation of the screw.
The calibration device for the linear steel ruler comprises a support frame, wherein the support frame is composed of a secondary adjustable rubber bottom and a placement platform, the adjustment range is 0-1.8 cm, bidirectional fixation is achieved, and a rubber base is thickened.
The calibration device for the linear steel ruler comprises a zero adjuster, a screw rod, a nut, a handle and a baffle.
This neotype effect that is showing is:
(1) compared with the prior art, the zero-position scribed line alignment is more convenient and faster, can be slightly adjusted and has better precision;
(2) the adjustment of the mutual positions of the scale surfaces has slight resistance, but the standard ruler is clearer and more visual than the ruled line of the ruler to be checked;
(3) the standard ruler and the straight rulers with the lines to be detected are relatively fixed and parallel in placement position, real-time adjustment is not needed, and time and labor are saved;
(4) the standard ruler and the ruled steel ruler to be checked are convenient to fix in position, difficult to move and fast in reading;
(5) after the standard ruler and the straight ruler of the detected line steel are fixed in position, the zero aligning times are reduced, and the time is effectively saved;
(6) the appearance is overall and beautiful, the metering detection efficiency can be effectively improved, and meanwhile, the error in the operation process is reduced;
(7) the material cost is low, the manufacturing method is simple, and the processing period is short;
(8) the method has strong social popularization, and can be used for each legal metrological verification mechanism, third-party detection mechanism and each item measuring room (metrological detection center) in a company.
Drawings
FIG. 1 shows a calibration device for a straight linear steel ruler;
FIG. 2 shows a bracket of the apparatus for calibrating a straight ruled steel ruler;
FIG. 3 a levelling device;
FIG. 4 a working surface;
FIG. 5 a fixture;
FIG. 6 a null adjuster;
FIG. 7 is a lifting device;
fig. 8 a support frame.
In the figure: 1. a lifting device; 2. a fixing device; 3. a level bubble; 4. a working surface; 5. a support frame; 6. a null adjuster; 7. a baffle plate; 8. a leveling device; 9. a support; 6-1, M8 screw; 6-2, a handle; 6-3, M6 screw; 6-4, a baffle plate 1; 6-5 and a baffle 2.
Detailed Description
The utility model provides a line steel ruler calibrating installation comprises elevating gear, fixing device, air level, working face, support frame, zero regulator, baffle, levelling device, support etc. overall dimension: length 1150mm, width 250mm, height 225 mm.
The invention innovation point of the calibration device for the linear steel ruler is that:
1) support of linear steel ruler calibrating device
The support consists of a hexagonal supporting leg, a plane and a leveling device (as shown in figure 2), and is mainly used for placing a standard ruler, a straight ruler with lines to be detected and integrally leveling a workbench.
2) Leveling device
The leveling device consists of a stainless steel screw, a stainless steel nut and a rubber bottom (as shown in figure 3), and the horizontal position of the leveling device is adjusted by mainly utilizing the principle that the rotary motion of the screw and the nut is converted into linear motion. The screw rod of the stainless steel supporting leg is made of 201 steel, the screw thread of the screw rod is deep, the upper height and the lower height can be freely adjusted, the adjusting range (20-21.8) mm is 360 degrees, the screw rod can be easily rotated, and the screw rod can be fixed by a nut after the height is adjusted, so that the precision is accurate, and the screw rod is safer and more stable; install it to 6 stainless steel supporting foot bottoms parts respectively, play the balanced support, combine together with the device, at the bottom of the base increases black rubber simultaneously, support the atress more steadily balanced, effectively reduce the vibrations that bring among the operation process, this device passes through levelling device, ensures to be examined chi and standard ruler and strictly keep the level, increases the level bubble simultaneously and observes in real time.
3) Working surface
The working surface mainly comprises a standard ruler working surface, a detected line straight steel ruler working surface and a baffle (as shown in figure 4), the placement and mutual position adjustment of the standard ruler and the detected line straight steel ruler are realized, meanwhile, the position movement of a fixing device and a zero adjuster can be met, the special type and high-precision requirements of the standard ruler and the detected line straight steel ruler material are considered, a stainless steel plate with the thickness of 20mm is adopted for processing, the surface flatness, the roughness and the like meet the regulation requirements, and the friction between the standard ruler and the bottom of the detected ruler is reduced.
4) Fixing device
The fixing device consists of a screw rod, a threaded hole, a rubber contact head and a rubber handle (as shown in figure 5), the fixing device is vertically clamped at 90 degrees, and the threaded hole is used for adjusting the fixing of the front position and the rear position, so that the fixing of straight steel rulers with different widths can be realized; fixed contact point designs for the rubber material, can effectively solve because of adding the holding power too big, leads to standard ruler, the problem of being examined line straightedge survey face damage, utilizes the removal of handle to improve fixed contact simultaneously, can easily realize being examined the free change of line straightedge.
The practicality of the device lies in that the fixing device can realize the fixation of the relative position of the detected ruler and the standard ruler, and only 1 verification personnel is needed to operate. During detection, after the standard ruler and the detected ruler are adjusted to proper positions, the standard ruler and the detected ruler are fixed by the fixing device respectively, 2 detection personnel do not need to manually fix the standard ruler and the detected ruler, the personnel cost is reduced, and the detection efficiency is improved.
5) Zero adjuster
The zero adjuster comprises a screw, a nut, a handle and a baffle (as shown in figure 6), 1U-shaped groove is respectively processed at the end edge of the working surface of the ruled steel with the detected lines, and the ruled steel with the detected lines is pushed to move left and right by using the baffle (baffle 1, baffle 2), a bolt, a threaded hole and other devices. The 6-1 screw is fixed on a support of the linear steel ruler calibrating device and used for fixing a zero adjuster, the screw is adjusted to move through a handle, the whole of the working surface of the detected linear steel ruler is moved left and right, zero scribed lines of the detected linear steel ruler are aligned with zero scribed lines of a standard ruler, two 90-degree baffles are respectively added on the side surfaces of the working surface of the detected linear steel ruler, and the situation that the position is inclined due to different forces when the working surface of the detected linear steel ruler is moved left and right is prevented.
The two-way accurate zero adjustment of this device zero adjuster can effectively reduce manual operation, improves the rate of accuracy of examination, and relative other calibrating installation, its innovation content lies in this device zero adjuster can realize being surveyed the whole of chi and working face and remove, carries out fine motion two-way regulation, and the precision is higher relatively, convenient and fast.
6) Lifting device
The lifting device mainly comprises a screw, a nut and a 90-degree right-angle baffle (as shown in figure 7), and the scribing surface of the ruled steel ruler with the detected lines required by the regulation is on the same plane with the ruler edge of the standard ruler. And (3) mounting a 90-degree right-angle baffle at the end edge of a bracket of the calibrating device, connecting the working surface of the standard ruler with the baffle by using an M8 screw, and lifting the working surface of the standard ruler by using the rotation motion of the screw so as to enable the standard ruler and the ruled steel ruler to be checked to be positioned at different plane heights.
7) Straight steel ruler support frame for checking lines
Checked line steel square mainly by the second grade adjustable, at the bottom of the rubber, place the platform and constitute, consider to be checked line steel ruler highly different, for realizing with to be checked line steel ruler platform height the same, specially increase the adjustable device of second grade, every height all can fine motion be adjusted, control range (0 ~ 1.8) cm, show two-way fixed, and design thickening rubber base, increase frictional force, ensure that whole support is not slided at will, it is more firm reliable, guarantee that metrological verification personnel do not rock the degree of accuracy that influences the reading because of the support at the reading in-process.
In order to make the purpose and advantages of the calibration workbench more clear, the calibration workbench is further described in detail below with reference to the following embodiment, and a method for using the linear steel ruler is described in detail by taking the linear steel ruler with a measuring range of (0-1000) mm and a division value of 1mm as an example, as follows:
1) rotating a nut of the workbench leveling device to center the horizontal level bubble of the working surface;
2) respectively placing the linear steel ruler and the third-class standard metal linear ruler on the working surfaces of the detected ruler and the standard ruler, and adjusting the parallel of the edges of the detected ruler and the standard ruler;
3) adjusting a nut of the lifting device to enable the scribing surface of the detected ruler and the ruler edge of the standard ruler to be arranged on the same plane;
4) pushing a handle of the fixing device to enable the U-shaped rod to be arranged above the detected ruler and the standard ruler, and fixing the positions of the detected ruler and the standard ruler through a pressure head screw;
5) rotating a handle in the zero aligning device to align the end edge or tail end line of the detected ruler with the zero position scribed line of the standard ruler;
the error of the detected ruler is read on the standard ruler by a magnifying lens attached to the standard ruler.
Claims (5)
1. The utility model provides a line steel ruler calibrating installation which characterized in that: the leveling device comprises a support (9), wherein a working surface (4) is arranged above the support (9), a leveling bubble (3) used for leveling is arranged on the working surface (4), a plurality of fixing devices (2) are further arranged on the working surface (4), a lifting device (1) and a zero regulator (6) are arranged at the end part of the working surface (4), and a leveling device (8) is arranged below the support (9).
2. The calibrating device for the straight rulers made of lined steel as claimed in claim 1, wherein: also comprises a supporting frame (5).
3. The calibrating device for the straight rulers made of lined steel as claimed in claim 2, wherein: a baffle (7) is arranged on the bracket (9).
4. A verification device for a ruled steel ruler as claimed in claim 3 wherein: the leveling device (8) is composed of a stainless steel screw rod, a stainless steel nut and a rubber bottom, the stainless steel supporting foot screw rod is made of 201 steel, and the adjusting range is 20-21.8 mm.
5. The calibrating device for the straight rulers made of lined steel as claimed in claim 4, wherein: the zero adjuster (6) is composed of a screw, a nut, a handle and a baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122771880.0U CN217058540U (en) | 2021-11-12 | 2021-11-12 | Calibrating device for linear steel ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122771880.0U CN217058540U (en) | 2021-11-12 | 2021-11-12 | Calibrating device for linear steel ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217058540U true CN217058540U (en) | 2022-07-26 |
Family
ID=82475879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122771880.0U Active CN217058540U (en) | 2021-11-12 | 2021-11-12 | Calibrating device for linear steel ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217058540U (en) |
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2021
- 2021-11-12 CN CN202122771880.0U patent/CN217058540U/en active Active
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