Alignment mechanism for lens of diameter measuring instrument

Abstract

The utility model discloses a diameter measuring instrument lens alignment mechanism, which belongs to the technical field of lens alignment, and comprises a supporting disc and a positioning box, a plurality of lenses are annularly arranged at the top end of the supporting disc at equal intervals, and a circular placing groove is arranged at the center of the top end of the supporting disc. The positioning box is cylindrical, a quadrangular prism is fixedly installed at the center of the bottom end of the positioning box, a positioning hole matched with the quadrangular prism is formed in the center of the bottom end of the inner wall of the containing groove, a positioning assembly is installed in the positioning box, a supporting shaft is fixedly installed at the top end of the positioning box, and a supporting ring is rotatably installed on the outer side of the supporting shaft; a first supporting rod is fixedly installed on the outer side of the supporting ring, a first sliding block and a second sliding block are sequentially installed on the first supporting rod in a sliding mode, one side of the first sliding block is parallel to the lens, and first graduated scales are symmetrically and fixedly installed on the two sides of the second sliding block. Therefore, the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of diameter measurement alignment, specifically relates to a diameter measuring instrument lens alignment mechanism. BACKGROUND

[0002] At present, the diameter measuring instrument can be used to measure the diameter information of various rolled materials online, and can measure the maximum diameter, the minimum diameter, the average diameter, the ovality and other information contents online. The detection assembly of the diameter measuring instrument is a plurality of lens groups distributed at equal angles, each lens group includes two oppositely arranged lenses, and a lens fixing disc is installed inside the box body of the diameter measuring instrument, and each lens is installed on one side of the lens fixing disc.

[0003] In the long-term use of the diameter measuring instrument, the angle of the lens needs to be detected regularly to ensure that the lens direction is correct, thereby ensuring the accuracy of the diameter measuring instrument, but the existing detection alignment mechanism is not convenient for quick installation and disassembly, thereby causing the detection of the alignment mechanism to be relatively cumbersome and the work efficiency to be relatively low. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a diameter measuring instrument lens alignment mechanism, which aims at improving the problem that the detection alignment mechanism is not convenient for quick installation and disassembly, thereby causing the detection of the alignment mechanism to be relatively cumbersome and the work efficiency to be relatively low.

[0005] The utility model is realized as follows: a diameter measuring instrument lens alignment mechanism, including support disc and positioning box, the support disc top ring shape equidistance installs a plurality of lenses, the support disc top center place is provided with the circular placement groove, the positioning box is cylindrical and the center place of bottom fixed mounting four prism, the placement groove inner wall bottom center place is provided with the positioning hole that matches with four prism, the positioning box is installed with positioning assembly, the positioning box top fixed mounting support shaft, support ring is rotatably installed outside the support shaft, first support rod is fixedly installed outside the support ring, first sliding block and second sliding block are installed in sequence on the first support rod and slide, the first sliding block one side is provided with the lens parallel, the first scale ruler is fixedly installed on both sides of the second sliding block and is symmetrical.

[0006] In the preferred technical scheme of the utility model, the lens has six, two lens equidistance is installed around the center of the support disc as the shaft, the symmetrical two lens is a group, the lens outside is provided with the fixed hole.

[0007] In the preferred technical scheme of the utility model, the distance between the first sliding block and the support ring is less than the distance between the second sliding block and the support ring, and the bottom end of the second sliding block is parallelly arranged with the top end of the lens.

[0008] In the preferred technical scheme of the utility model, the first support rod and the second support rod are fixedly installed on the same side of the support ring, the first sliding block and the second sliding block are slidably installed on the second support rod, the second support rod is provided with a first scale on the outside, the second support rod is vertically above the first support rod and has the same length, and the first support rod and the second support rod are fixedly installed with a reinforcing block at one end.

[0009] In the preferred technical scheme of the utility model, the support shaft is fixedly installed with a positioning ring on the outside, the inner wall of the support ring is provided with an annular groove matched with the positioning ring, the positioning ring is slidably connected with the inner wall of the annular groove, and the support ring is slidably sleeved on the positioning ring.

[0010] In the preferred technical scheme of the utility model, the support shaft is fixedly installed with a positioning ring on the outside, the inner wall of the support ring is provided with an annular groove matched with the positioning ring, the positioning ring is slidably connected with the inner wall of the annular groove, and the support ring is slidably sleeved on the positioning ring.

[0011] In the preferred technical scheme of the utility model, the positioning assembly comprises a support leg, a first rotating shaft and a driving disc, three installation holes are annularly and equidistantly arranged on the outside of the positioning box, the first rotating shaft is rotatably installed between the inner wall of the installation hole and the two sides thereof, the support leg is fixedly installed on the first rotating shaft, the support leg is slidably connected with the inner wall of the installation hole, a second rotating shaft is rotatably installed between the inner wall of the positioning box and the two sides thereof, the driving disc is fixedly installed on the second rotating shaft, a U-shaped groove matched with the support leg is arranged on the driving disc, the driving disc is rotatable through the U-shaped groove and matched with the support leg to drive the support leg to rotate, and a rubber sleeve is sleeved on one end of the support leg on the outside of the positioning box.

[0012] In the preferred technical scheme of the utility model, the first rotating shaft is installed with a torsion spring, the second rotating shaft is fixedly sleeved with a worm wheel on the outside, a third rotating shaft is rotatably installed on the inner wall of the positioning box, a worm is fixedly installed on the third rotating shaft, the worm wheel and the worm are in transmission connection, and one end of the third rotating shaft penetrates through the positioning box and is fixedly installed with a rotating disc.

[0013] The utility model discloses an advantageous effect is: the utility model discloses a kind of caliper lens alignment mechanism by above design, four prism is inserted into positioning hole and positioning box is placed in placing groove, rotating carousel drives third pivot rotation, third pivot rotation drives second pivot rotation by the cooperation of worm and worm wheel, second pivot rotation drives driving disc rotation, driving disc rotation drives support leg to rotate to one end and placing groove inner wall extrusion fixed with first pivot as pivot, it is convenient to quickly extrusion fixed positioning box, to facilitate installation and disassembly;At this time, support ring can be rotated to the direction of lens required to detect alignment, first slider is moved to one side and the side of lens is adhered to ensure parallelism, then second slider is moved according to first scale mark to ensure whether the position of lens is deviated, so repeated operation can, that is, multiple lenses can be quickly aligned, to improve work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced to the drawings needed to be used in the embodiments, it should be understood that the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for ordinary skilled person in the art, under the premise of not paying creative labor, other related drawings can also be obtained according to these drawings.

[0015] Figure 1 It is the structural schematic diagram of the lens alignment mechanism of the caliper provided by the embodiments of the utility model;

[0016] Figure 2 It is the top view of the lens alignment mechanism of the caliper provided by the embodiments of the utility model;

[0017] Figure 3 It is the partial structural schematic diagram of the lens alignment mechanism of the caliper provided by the embodiments of the utility model;

[0018] Figure 4 It is the internal structural schematic diagram of positioning box provided by the embodiments of the utility model;

[0019] Figure 5 It is the structural schematic diagram of driving disc provided by the embodiments of the utility model.

[0020] In the drawing: 110-supporting disc;120-positioning box;121-four prism;122-supporting shaft;123-supporting ring;124-first supporting rod;125-first slider;126-second slider;127-first scale mark;128-second supporting rod;130-lens;140-positioning assembly;141-supporting leg;142-first pivot;143-driving disc;144-second pivot;145-worm wheel;146-third pivot;147-worm;148-carousel. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be clearly and completely described below in combination with the drawings in the utility model embodiment. Obviously, the described embodiment is a part of the embodiments of the utility model, instead of all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-3 The utility model provides technical scheme: a caliper lens alignment mechanism, including support disc 110 and positioning box 120, support disc 110 top annular equidistance installs multiple lens 130, lens 130 has six, two lens 130 equidistance is installed with support disc 110's center as the axle, symmetrical two lens 130 is a group, lens 130 outside is provided with fixed hole, support disc 110 top center place is provided with the circular placement groove, positioning box 120 is cylindrical and the center place fixed mounting square prism 121 at the bottom, the bottom center place of placement groove inner wall is provided with the positioning hole matched with square prism 121, positioning box 120 is installed with positioning assembly 140, positioning box 120 top fixed mounting support shaft 122, support shaft 122 outside rotation mounting support ring 123, support ring 123 outside fixed mounting first support rod 124, first support rod 124 is sequentially slidably installed first sliding block 125 and second sliding block 126, first sliding block 125 one side is provided with lens 130 parallelly, and second sliding block 126 both sides symmetrical fixed mounting first scale 127.

[0023] In some specific embodiments, the distance between the first sliding block 125 and the support ring 123 is less than the distance between the second sliding block 126 and the support ring 123, the bottom end of the second sliding block 126 is parallelly arranged with the top end of the lens 130, one side of the support ring 123 is fixedly installed with a second support rod 128, the first sliding block 125 and the second sliding block 126 are slidably installed on the second support rod 128, the second support rod 128 is provided with a first scale on the outside, the second support rod 128 is directly above the first support rod 124 and has the same length, one end of the first support rod 124 and the second support rod 128 is commonly fixedly installed with a reinforcing block, the setting of the second support rod 128 improves the stability and supportability when the first sliding block 125 and the second sliding block 126 move, and the moving distance of the first sliding block 125 and the second sliding block 126 can be observed through the first scale on the second support rod 128, thereby improving the accuracy of the position of the lens 130.

[0024] In some specific embodiments, the support shaft 122 is fixedly installed with a positioning ring outside, the inner wall of the support ring 123 is provided with an annular groove matched with the positioning ring, the positioning ring is in sliding connection with the inner wall of the annular groove, the support ring 123 is slidingly sleeved on the positioning ring, the positioning ring supports the support ring 123, the top end of the support shaft 122 is provided with an arrow, the top end of the support ring 123 is provided with an angle scale matched with the arrow, the direction indicated by the arrow is directly opposite to the second support rod 128 and parallel to each other, and the cooperation of the arrow and the angle scale can accurately observe the angle of rotation of the support ring 123, so that the accuracy of alignment is ensured.

[0025] Please refer to Figure 4 and Figure 5 , the positioning assembly 140 comprises a support leg 141, a first rotating shaft 142 and a driving disc 143, three mounting holes are arranged at equal intervals outside the positioning box 120, the first rotating shaft 142 is rotatably installed between the inner wall of the mounting hole on both sides, the support leg 141 is fixedly installed on the first rotating shaft 142, the support leg 141 is in sliding connection with the inner wall of the mounting hole, the second rotating shaft 144 is rotatably installed between the inner wall of the positioning box 120 on both sides, the driving disc 143 is fixedly installed on the second rotating shaft 144, the driving disc 143 is provided with a U-shaped groove matched with the support leg 141, the driving disc 143 is rotatable, the support leg 141 is driven to rotate through the cooperation of the U-shaped groove and the support leg 141, and the rubber sleeve is sleeved on one end of the support leg 141 outside the positioning box 120.

[0026] In some specific embodiments, the first rotating shaft 142 is installed with a torsion spring, the second rotating shaft 144 is fixedly sleeved with a worm wheel 145 outside, the third rotating shaft 146 is rotatably installed on the inner wall of the positioning box 120, the third rotating shaft 146 is fixedly installed with a worm gear 147, the worm wheel 145 and the worm gear 147 are in transmission connection, and the third rotating shaft 146 is rotatably installed with a rotating disc 148 at one end of the positioning box 120 and is fixedly installed with the rotating disc 148, so as to conveniently adjust the rotation of the second rotating shaft 144, thereby ensuring that the three support legs 141 are synchronously rotated and fixed.

[0027] Working principle: insert the four-prism 121 into the positioning hole and place the positioning box 120 in the placing groove, rotate the rotating disc 148 to drive the third rotating shaft 146 to rotate, the third rotating shaft 146 rotates through the cooperation of the worm gear 147 and the worm wheel 145 to drive the second rotating shaft 144 to rotate, the second rotating shaft 144 rotates to drive the driving disc 143 to rotate, the driving disc 143 rotates through the U-shaped groove to drive the support leg 141 to rotate about the first rotating shaft 142 to one end to be pressed and fixed with the inner wall of the placing groove, at this time, the support ring 123 can be rotated to the direction of the lens 130 to be detected and aligned, the first sliding block 125 is moved to one side to be attached to one side of the lens 130 to ensure parallelism, the second sliding block 126 is moved according to the first scale 127 to ensure whether the position of the lens 130 is deviated, and the operation is repeated.

[0028] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A caliper lens alignment mechanism comprising a support disk and a positioning box, characterized in that, The support disc top end annular equidistantly installs multiple lenses, the support disc top end center is provided with a circular placement slot, the positioning box is cylindrical and the bottom end center is fixedly installed with a quadrangular prism, the placement slot inner wall bottom end center is provided with a positioning hole matched with the quadrangular prism, the positioning box is internally installed with a positioning assembly, the positioning box top end is fixedly installed with a support shaft, the support shaft outer side is rotatably installed with a support ring, the support ring outer side is fixedly installed with a first support rod, the first support rod is sequentially slidably installed with a first sliding block and a second sliding block, the first sliding block one side is provided in parallel with the lens, and the second sliding block two sides are symmetrically fixedly installed with a first scale ruler.

2. The caliper lens alignment mechanism of claim 1, wherein, The lens has six, two of which are annularly equidistantly installed with the center of the support disc as the axis.

3. The caliper lens alignment mechanism of claim 1, wherein, The distance between the first sliding block and the support ring is less than the distance between the second sliding block and the support ring, and the second sliding block bottom end is provided in parallel with the lens top end.

4. The caliper lens alignment mechanism of claim 1, wherein, The support ring one side is fixedly installed with a second support rod, the first sliding block and the second sliding block are slidably installed on the second support rod, and the second support rod outer side is provided with a first scale ruler.

5. The caliper lens alignment mechanism of claim 1, wherein, The support shaft outer side is fixedly installed with a positioning ring, the support ring inner wall is provided with an annular groove matched with the positioning ring, and the positioning ring and the annular groove inner wall are slidably connected.

6. The caliper lens alignment mechanism of claim 1, wherein, The support shaft top end is provided with an arrow, and the support ring top end is provided with an angle scale matched with the arrow.

7. The caliper lens alignment mechanism of claim 1, wherein, The positioning assembly comprises a support leg, a first rotating shaft and a driving disc, three mounting holes are annularly and equidistantly arranged on the outer side of the positioning box, the first rotating shaft is rotatably installed between the two sides of the mounting hole inner wall, the support leg is fixedly installed on the first rotating shaft, the support leg is slidably connected with the mounting hole inner wall, a second rotating shaft is rotatably installed between the two sides of the positioning box inner wall, the driving disc is fixedly installed on the second rotating shaft, the driving disc is provided with a U-shaped groove matched with the support leg, and the driving disc is rotatably connected with the support leg through the U-shaped groove to drive the support leg to rotate.

8. The caliper lens alignment mechanism of claim 7, wherein, The first rotating shaft is installed with a torsion spring, the second rotating shaft outer side is fixedly sleeved with a worm wheel, a third rotating shaft is rotatably installed on the positioning box inner wall, a worm is fixedly installed on the third rotating shaft, the worm wheel and the worm are in transmission connection, and one end of the third rotating shaft penetrates through the positioning box and is fixedly installed with a rotating disc.

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