CN218329977U

CN218329977U - Theodolite test board

Info

Publication number: CN218329977U
Application number: CN202222413365.XU
Authority: CN
Inventors: 刘宏
Original assignee: Wuhan Tianyu Optical & Electronic Instrument Co ltd
Current assignee: Wuhan Tianyu Optical & Electronic Instrument Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-01-17
Anticipated expiration: 2032-09-08

Abstract

The utility model provides a theodolite testboard, it includes base, rotating part, clamping part and is used for producing the parallel optical cable part of parallel light, rotating part sets up on the base and it is relative to be disposed in driving the theodolite the base rotates, the clamping part sets up on the base and disposed in the lens cone of centre gripping theodolite, make it maintain with the coaxial state of aiming at of parallel optical cable part. The utility model provides a theodolite testboard is provided with the clamping part, the clamping part can be stabilized the centre gripping to the lens cone of theodolite, make it maintain with the coaxial state of aiming at of parallel optical cable part makes only need aim at once with the parallel optical cable part in the whole calibration process, very big simplification the operating procedure, saved check-out time, promoted detection efficiency.

Description

Theodolite test bench

Technical Field

The utility model relates to a measuring instrument makes technical field, especially relates to a theodolite testboard.

Background

A laser theodolite is a theodolite with a laser arranged in a telescope tube. During the working process, the laser can be emitted along the direction of the collimation axis, so that the working personnel can perform the work of line alignment, positioning, angle measurement, gradient measurement and the like by taking the laser as a reference.

Before each laser theodolite leaves a factory, a manufacturer needs to calibrate a differentiation line of each laser theodolite. The existing calibration method is that a laser theodolite is placed on a bearing seat, a lens cone of the laser theodolite is aligned to a parallel optical cable, and the laser theodolite is rotated for a scale, so that the lens cone of the laser theodolite can rotate through the corresponding scale along with a machine body, and the lens cone of the laser theodolite needs to be rotated back and aligned to the parallel optical cable; therefore, the calibration of one point position is completed, and generally 48 points of calibration need to be carried out on one laser theodolite; the parallel optical cables need to be aligned twice in the calibration process of each point, and generally, the parallel optical cables need to be aligned 96 times repeatedly in the calibration process of one laser theodolite, so that the whole calibration process is very time-consuming due to a large number of repeated alignments, and the calibration process efficiency of the theodolite is very low.

SUMMERY OF THE UTILITY MODEL

In view of this, there is a need to provide a theodolite testing platform capable of reducing the number of alignment times and improving the calibration efficiency.

The utility model provides a theodolite testboard, include:

base, rotatable parts, clamping part and be used for producing the parallel optical cable part of collimated light, rotatable parts sets up on the base and be configured in driving the theodolite relative the base rotates, the clamping part sets up on the base and be configured in the lens cone of centre gripping theodolite, make it maintain with the coaxial state of aiming at of parallel optical cable part.

Optionally, the clamping part includes relative first holder and the second holder that sets up, first holder the second holder is fixed the base, first holder is close to one side of second holder forms first exposed core, the second holder is close to one side of first holder forms the second exposed core, the first exposed core of first holder can be relative the second holder removes, or/and the second exposed core of second holder can be relative first holder removes, so that first exposed core and the second exposed core can closely butt in the lens cone of theodolite.

Optionally, the first clamping member includes a first connecting rod, a first cross rod, and a first abutting head, one end of the first connecting rod is fixed to the base, one end of the first cross rod is connected to the other end of the first connecting rod, the first abutting head is disposed at the other end of the first cross rod, and the length of the first abutting head relative to the extending portion of the first cross rod is adjustable.

Optionally, the second clamping piece includes a second connecting rod, a second cross rod, and a second abutting head, one end of the second connecting rod is fixed to the base, one end of the second cross rod is connected to the other end of the second connecting rod, the second abutting head is disposed at the other end of the second cross rod, and the length of the second abutting head relative to the extending portion of the second cross rod is adjustable.

Optionally, the first connecting rod is kept away from one of the base is served and is provided with along the horizontal direction and run through the first waist type through-hole of first connecting rod, first waist type through-hole forms a plurality of in vertical direction the fixed position of first horizontal pole, set screw wears to locate first waist type through-hole and stretch into in the first horizontal pole, make first horizontal pole stable fixation in arbitrary the fixed position of first horizontal pole.

Optionally, one end of the second connecting rod, which is far away from the base, is provided with a second waist-shaped through hole penetrating through the second connecting rod along the horizontal direction, the second waist-shaped through hole forms a plurality of in the vertical direction, and a fixing screw penetrates through the second waist-shaped through hole and extends into the second cross rod, so that the second cross rod is stably fixed at any fixed position of the second cross rod.

Optionally, the base includes a stand column, an adjusting component and a bearing platform, the stand column is vertically fixed on the reliable ground, the adjusting component is arranged at the top of the stand column and fixed with the bearing platform, and the adjusting component adjusts the angle and position of the bearing platform relative to the horizontal plane.

Optionally, the adjusting component includes a plurality of lifting members, the plurality of lifting members are disposed at the top of the upright column and fixed to different positions of the carrying platform, and the plurality of lifting members can drive different positions of the carrying platform to lift.

Optionally, the rotatable parts includes first part and second part, the second part is fixed on the base, the first part cover is established on the second part and can be relative the second part rotates, the first part top forms and is used for the fixed stationary plane who waits to detect the theodolite.

Optionally, scales are provided on the circumferential surface of the second member.

The utility model has the advantages that:

the utility model provides a theodolite testboard is provided with the clamping part, the clamping part can be stabilized the centre gripping to the lens cone of theodolite, make it maintain with the coaxial state of aiming at of parallel optical cable part makes only need aim at once with the parallel optical cable part in the whole calibration process, very big simplification the operating procedure, saved check-out time, promoted detection efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a transit testing table according to the present invention;

FIG. 2 is a schematic view of the base, the rotating member and the clamping portion of FIG. 1;

FIG. 3 is an enlarged view of the clamping portion of FIG. 1;

fig. 4 is a schematic structural view of the transit testing table of the present invention in use;

in the figure, 1-base, 11-column, 12-adjustment part, 121-lifting part, 13-bearing platform, 2-rotation part, 21-first part, 22-second part, 3-clamping part, 31-first clamping part, 311-first connecting rod, 312-first cross rod, 313-first butt joint, 314-first waist-shaped through hole, 32-second clamping part, 321-second connecting rod, 322-second cross rod, 323-second butt joint, 324-second waist-shaped through hole, 4-parallel optical cable part, 41-annular handheld part and 42-parallel optical cable.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.

As shown in fig. 1 and 4, an embodiment of the present invention provides a theodolite testing platform, which includes: base 1, rotating part 2, clamping part 3 and parallel optical cable part 4, rotating part 2 sets up it is relative to be disposed in driving the theodolite on the base 1 rotates, clamping part 3 sets up on the base 1 and be disposed in the lens cone of centre gripping theodolite, make it maintain with the state of parallel optical cable part 4 coaxial alignment.

When the theodolite parallel optical cable calibrating device is used, the theodolite is placed on the rotating part 2, the theodolite is adjusted, the lens cone of the theodolite is aligned to the parallel optical cable part 4, the clamping part 3 is adjusted, the lens cone of the theodolite is clamped by the clamping part 3, the lens cone of the theodolite is kept aligned to the parallel optical cable part 4, and the rotating part 2 is rotated to enable the base of the theodolite to sequentially rotate to each calibrating point to complete calibration; the parallel optical cable component 4 only needs to be aligned once in the whole calibration process of each theodolite, so that the operation steps are greatly simplified, the detection time is saved, and the detection efficiency is improved.

Specifically, the base 1 includes a column 11, an adjusting member 12 and a carrying platform 13, the column 11 is vertically fixed on the reliable ground, the adjusting member 12 is disposed at the top of the column 11 and fixed to the carrying platform 13, and the adjusting member 12 adjusts the angle and position of the carrying platform 13 relative to the horizontal plane.

In use, the accuracy of the calibration can be ensured by adjusting the adjusting part 12 to make the carrying platform 13 at a level of a suitable height.

As shown in fig. 1 and 2, the adjusting component 12 includes a plurality of lifting members 121, the plurality of lifting members 121 are disposed at the top of the upright 11 and fixed to different positions of the bearing platform 13, and the plurality of lifting members 121 can drive different positions of the bearing platform 13 to lift, so as to adjust an angle of the bearing platform 13, so that the bearing platform 13 is parallel to a horizontal plane.

In this embodiment, there are three lifting members 121, and the three lifting members 121 are equally spaced. The lifting piece 121 is a conventional cylinder, the cylinder is arranged in the vertical direction, the cylinder is fixed to the top of the upright post 11, the movable end of the cylinder is fixed to the bearing platform 13, and the movable end of the cylinder stretches and drives the bearing platform 13 to lift in the vertical direction.

Specifically, rotatable part 2 includes first part 21 and second part 22, second part 22 is fixed on the base 1, first part 21 cover is established on second part 22 and can be relative second part 22 rotates, first part 21 top forms and is used for the fixed stationary plane who waits to detect the theodolite.

There are various ways to realize the rotation of the first member 21 relative to the second member 22, in this embodiment, a bearing is provided in the first member 21, and two parts of the bearing capable of rotating relative to each other are respectively connected to the first member 21 and the second member 22, so as to realize the rotation of the first member 21 relative to the second member 22.

Further, the second member 22 is provided with a scale on the circumferential surface thereof to facilitate the rotation at a desired angle during calibration.

Specifically, as shown in fig. 1 and 3, the clamping portion 3 includes a first clamping member 31 and a second clamping member 32 that are disposed oppositely, the first clamping member 31 and the second clamping member 32 are fixed on the base 1, the first clamping member 31 is close to a first clamping end is formed on one side of the second clamping member 32, the second clamping member 32 is close to a second clamping end is formed on one side of the first clamping member 31, the first clamping end of the first clamping member 31 can move relative to the second clamping member 32, or/and the second clamping end of the second clamping member 32 can move relative to the first clamping member 31, so that the first clamping end and the second clamping end can abut against the lens barrel of the theodolite closely.

Further, the first clamping member 31 includes a first connecting rod 311, a first cross rod 312, and a first abutting head 313, one end of the first connecting rod 311 is fixed to the base 1, one end of the first cross rod 312 is connected to the other end of the first connecting rod 311, the first abutting head 313 is disposed at the other end of the first cross rod 312, and the length of the first abutting head 313 relative to the protruding portion of the first cross rod 312 is adjustable. When the theodolite drawtube is used, the length of the first abutting head 313 relative to the extending part of the first cross rod 312 is adjusted, so that the first abutting head 313 is tightly abutted with one side of the theodolite drawtube.

Consider that, the lens cone height of every theodolite is different, first connecting rod 311 is kept away from one of base 1 is served and is provided with along the horizontal direction and runs through first waist type through-hole 314 of first connecting rod 311, first waist type through-hole 314 forms a plurality of in vertical direction the fixed position of first horizontal pole 312, set screw wear to locate first waist type through-hole 314 and stretch into in the first horizontal pole 312, make first horizontal pole 312 is stably fixed in wantonly the fixed position of first horizontal pole 312. When the installation, can be according to the height of the theodolite that will calibrate, select suitable the fixed position of first horizontal pole 312, will first horizontal pole 312 one end with first waist type through-hole 314 one end butt joint stretches into set screw from the first waist type through-hole 314 other end in the first waist type through-hole 314 and with first horizontal pole 312 is connected, makes first horizontal pole 312 with first connecting rod 311 forms fixedly.

Furthermore, first butt head 313 one end forms first exposed core, the other end be provided with first horizontal pole 312 threaded connection's first screw rod, during the use, rotate first butt head 313, first butt head 313 is relative first horizontal pole 312 extension's length then can change, makes first butt head 313 closely butt with one side of theodolite lens cone.

Corresponding to the first clamping member 31, the second clamping member 32 includes a second connecting rod 321, a second cross rod 322, and a second abutting head 323, one end of the second connecting rod 321 is fixed to the base 1, one end of the second cross rod 322 is connected to the other end of the second connecting rod 321, the second abutting head 323 is disposed at the other end of the second cross rod 322, and the length of the second abutting head 323 relative to the protruding portion of the second cross rod 322 is adjustable. When the theodolite drawtube is used, the length of the second abutting head 323 relative to the extending part of the second cross rod 322 is adjusted, so that the second abutting head 323 is tightly abutted with the other side of the theodolite drawtube.

Consider that, the lens cone height of every theodolite is different, second connecting rod 321 is kept away from one of base 1 is served to be provided with along the horizontal direction and runs through the second waist type through-hole 324 of second connecting rod 321, second waist type through-hole 324 forms a plurality of in vertical direction the fixed position of second horizontal pole 322, set screw wear to locate second waist type through-hole 324 and stretch into in the second horizontal pole 322, make second horizontal pole 322 stable fixation is in wantonly the fixed position of second horizontal pole 322. When the installation, can be according to the height of the theodolite that will calibrate, select suitable the fixed position of second horizontal pole 322 will second horizontal pole 322 one end with second waist type through-hole 324 one end butt joint stretches into set screw from the second waist type through-hole 324 other end in the second waist type through-hole 324 and with second horizontal pole 322 is connected, makes second horizontal pole 322 with second connecting rod 321 forms fixedly.

Furthermore, the first end of the second abutting joint 323 forms the second clamping end, the other end of the second abutting joint 323 is provided with a second screw rod in threaded connection with the second cross rod 322, and when the theodolite drawtube is used, the second abutting joint 323 is rotated, the length of the second abutting joint 323 relative to the extending part of the second cross rod 322 changes, so that the second abutting joint 323 is tightly abutted against the other side of the theodolite drawtube.

Specifically, the parallel optical cable part 4 includes a support 41 and a parallel optical cable 42, the support 41 is fixed reliably on the ground, the parallel optical cable 42 is set and fixed along the horizontal direction on the support 41, the parallel optical cable 42 is used for generating parallel light that can be observed by the theodolite.

During the use, place the theodolite rotating part 2 is last, adjusts lifter 121 makes the theodolite be in on the horizontal plane and be located suitable height, adjustment theodolite, make the lens cone of theodolite with the coaxial alignment of parallel optical cable part 4, the adjustment first holder 31 and second holder 32 makes it be in suitable height and stabilize the centre gripping to the lens cone of theodolite, the lens cone of restriction theodolite maintain current with the state of 4 coaxial alignments of parallel optical cable part rotates rotating part 2 makes the base of theodolite rotate each calibration point in proper order, accomplishes the calibration.

The beneficial effects of this embodiment:

the utility model provides a theodolite testboard is provided with clamping part 3, clamping part 3 can stabilize the centre gripping to the lens cone of theodolite, make it maintain with the state of the coaxial alignment of parallel optical cable part 4 makes only need to aim at once with parallel optical cable part 4 in the whole calibration process, very big simplification the operating procedure, saved check-out time, promoted detection efficiency.

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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A theodolite test stand, comprising:

2. The theodolite test bench of claim 1, wherein the clamping portion comprises a first clamping member and a second clamping member which are oppositely arranged, the first clamping member and the second clamping member are fixed on the base, a first clamping end is formed on one side of the first clamping member close to the second clamping member, a second clamping end is formed on one side of the second clamping member close to the first clamping member, the first clamping end of the first clamping member can move relative to the second clamping member, or/and a second clamping end of the second clamping member can move relative to the first clamping member, so that the first clamping end and the second clamping end can be tightly abutted to the lens barrel of the theodolite.

3. The theodolite test bed of claim 2, wherein the first clamping member comprises a first connecting rod, a first cross rod, and a first abutting head, one end of the first connecting rod is fixed to the base, one end of the first cross rod is connected to the other end of the first connecting rod, the first abutting head is disposed at the other end of the first cross rod, and the length of the first abutting head relative to the protruding portion of the first cross rod is adjustable.

4. The theodolite test bed according to claim 2 or 3, wherein the second clamping member includes a second connecting rod, a second cross rod, and a second abutting head, one end of the second connecting rod is fixed to the base, one end of the second cross rod is connected to the other end of the second connecting rod, the second abutting head is disposed at the other end of the second cross rod, and the length of the second abutting head relative to the protruding portion of the second cross rod is adjustable.

5. The theodolite testing platform according to claim 3, wherein a first waist-shaped through hole penetrating through the first connecting rod is horizontally formed in an end of the first connecting rod away from the base, the first waist-shaped through hole forms a plurality of fixing positions of the first cross rod in a vertical direction, and a fixing screw penetrates through the first waist-shaped through hole and extends into the first cross rod, so that the first cross rod is stably fixed at any fixing position of the first cross rod.

6. The theodolite testing platform according to claim 4, wherein a second waist-shaped through hole penetrating through the second connecting rod is horizontally arranged at one end of the second connecting rod far away from the base, the second waist-shaped through hole forms a plurality of fixing positions of the second cross rod in the vertical direction, and a fixing screw penetrates through the second waist-shaped through hole and extends into the second cross rod, so that the second cross rod is stably fixed at any fixing position of the second cross rod.

7. The theodolite test bed of claim 1, wherein said base includes a column vertically fixed to a solid floor, an adjustment member disposed at the top of said column and fixed to said load-bearing platform, and a load-bearing platform for adjusting the angle and position of said load-bearing platform relative to a horizontal plane.

8. The theodolite test bed according to claim 7, wherein said adjusting component comprises a plurality of lifting members, a plurality of said lifting members are disposed on top of said columns and fixed to different positions of said supporting platform, and a plurality of said lifting members can lift different positions of said supporting platform.

9. The theodolite testing bench of claim 1, wherein said rotating member comprises a first member and a second member, said second member is fixed on said base, said first member is sleeved on said second member and can rotate relative to said second member, and a fixing surface for fixing a theodolite to be tested is formed on the top of said first member.

10. The theodolite test stand of claim 9, wherein said second member is provided with graduations on a peripheral surface thereof.