CN217331016U - Optical spherical cover concentricity detector - Google Patents

Abstract

The utility model relates to the technical field of optical element detection, in particular to an optical ball cover concentricity detector, which comprises a base and a detection component, wherein the detection component comprises a support rod, a slide block, a fixed block, an expansion block, a first clamping rod, a first dial indicator, a support plate, a telescopic rod, a second clamping rod and a second dial indicator, the support rod is fixedly connected with the base, the support rod is provided with a chute, the slide block is slidably connected with the chute, the first dial indicator is arranged on the slide block, the fixed block is fixedly connected with the support rod, the expansion block is fixedly connected with the slide block, the first clamping rod is mutually matched with a first through hole, the support plate is fixedly connected with the support rod, the telescopic end of the telescopic rod penetrates through the support plate, the second dial indicator is arranged at the telescopic end of the telescopic rod, through the structure, the detector can be matched with optical ball covers with various sizes, when an operator carries out fixed clamping, need not to use the supporting shoe to fix to promote detection efficiency, reduce and detect the cost.

Description

Optical spherical cover concentricity detector

Technical Field

The utility model relates to an optical element detects technical field, especially relates to an optics ball cover concentricity detector.

Background

The optical spherical cover is a window which has two spherical surfaces and is concentric, can be understood as a crescent optical window sheet and an ideal optical spherical cover, wherein the convex radius is equal to the sum of the thickness and the concave radius, the thickness variation of different points of the two surfaces is a main index for measuring the accuracy of the spherical cover, sometimes called as the congruent thickness and the concentricity of the optical spherical cover, the optical spherical cover is usually arranged at the front end of a flying body which moves at high speed, the appearance shape can meet the requirement of hydromechanics, therefore, the accuracy requirement on the concentricity of the inner surface and the outer surface of the optical spherical cover is very high, and in the traditional optical spherical cover concentricity detector, the optical spherical cover cannot be stably and fixedly clamped, so that the measured concentricity has deviation.

At present, the supporting block similar to the inner surface of the optical ball cover is added, so that the optical ball cover is better clamped and fixed, and the measuring accuracy is improved.

However, in the prior art, the supporting blocks similar to the inner surface of the optical ball cover are required to be clamped and fixed, so that once the optical ball covers with different sizes are required to be fixed, the supporting blocks also need to be replaced, otherwise, the measurement precision is influenced, great inconvenience is brought to an operator in the measurement process, the measurement efficiency is influenced, and the measurement cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optics ball cover concentricity detector aims at solving and carries out the centre gripping fixedly because need use the supporting shoe similar with optics ball cover internal surface among the prior art, in case need fix the optics ball cover of equidimension not, also need change the supporting shoe equally, otherwise will influence measurement accuracy, has brought very big inconvenience for operating personnel in the measurement process from this, influences measurement of efficiency, increases measurement cost's technical problem.

In order to achieve the above object, the present invention provides an optical ball cover concentricity detector, which comprises a base and a detection assembly, wherein the detection assembly comprises a support rod, a slider, a fixed block, an expansion block, a first clamping rod, a first dial indicator, a support plate, a telescopic rod, a second clamping rod and a second dial indicator, the support rod is fixedly connected with the base and is located above the base, the support rod is provided with a chute, the slider is slidably connected with the chute, the first dial indicator is mounted on the slider, the fixed block is fixedly connected with the support rod and is located above the support rod, the expansion block is fixedly connected with the slider and is located above the slider, the fixed block and the expansion block are both provided with a first through hole, the first clamping rod is mutually matched with the first through hole, the support plate is fixedly connected with the support rod, the support plate is provided with a plurality of annular grooves, the telescopic rod is arranged above the base, the telescopic end of the telescopic rod penetrates through the support plate, the second dial indicator is arranged at the telescopic end of the telescopic rod, the telescopic rod is provided with a plurality of second through holes, and the second clamping rod is matched with the second through holes.

The detection assembly further comprises a stop block, and the stop block is fixedly connected with the supporting rod and is located on the inner wall of the sliding groove.

The optical spherical cover concentricity detector further comprises four supporting legs, and the four supporting legs are fixedly connected with the base and are positioned below the base.

The optical spherical cover concentricity detector further comprises a plurality of anti-slip pads, and each anti-slip pad is respectively installed below the corresponding supporting leg.

The optical spherical cover concentricity detector further comprises a plurality of reinforcing rods, one end of each reinforcing rod is fixedly connected with the base, and the other end of each reinforcing rod is fixedly connected with the supporting plate.

The utility model discloses an optics ball cover concentricity detector, when needs carry out concentricity detection to optics ball cover, insert suitable bottom edge of optics ball cover inside the annular groove, carry out the spacing to it, then operating personnel makes first kelly through taking out first kelly, make the first kelly no longer fix the slider, the slider can be followed the spout landing downwards, thereby drive first kilo minute table removes, finally with the outer surface contact of optics ball cover, then operating personnel uses the first kilo minute table carries out concentricity detection to the surface of optics ball cover, in addition through the setting of telescopic link, operating personnel carries out height adjustment from top to bottom to the second amesdial, can use after adjusting to suitable height the second kelly is fixed with it to use the second amesdial carries out concentricity detection to the internal surface of optics ball cover, the optical ball covers of equidimension not only need insert the correspondence annular groove, repeat again above the operation can, set up through above-mentioned structure for the detector can the multiple not optical ball cover of equidimension of adaptation, when operating personnel fixes the centre gripping, need not to use the supporting shoe to fix, thereby promotes detection efficiency, reduces and detects the cost.

Drawings

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

Fig. 1 is a schematic structural diagram of the optical spherical cap concentricity detector of the present invention.

Fig. 2 is a side view of the optical spherical cap concentricity detector of the present invention.

Fig. 3 is a cross-sectional view of the a-a line structure of fig. 2 according to the present invention.

Fig. 4 is an enlarged view of a portion of the structure of fig. 1B.

1-base, 2-detection component, 3-support rod, 4-slide block, 5-fixed block, 6-expansion block, 7-first clamping rod, 8-first dial indicator, 9-support plate, 10-telescopic rod, 11-second clamping rod, 12-second dial indicator, 13-sliding chute, 14-first through hole, 15-annular groove, 16-second through hole, 17-stop block, 18-landing leg, 19-non-slip mat and 20-reinforcing rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 4, the present invention provides an optical ball cover concentricity detector, including a base 1 and a detection assembly 2, the detection assembly 2 includes a support rod 3, a slider 4, a fixed block 5, an expanding block 6, a first clamping rod 7, a first dial indicator 8, a support plate 9, a telescopic rod 10, a second clamping rod 11 and a second dial indicator 12, the support rod 3 is fixedly connected with the base 1 and located above the base 1, the support rod 3 has a sliding slot 13, the slider 4 is slidably connected with the sliding slot 13, the first dial indicator 8 is mounted on the slider 4, the fixed block 5 is fixedly connected with the support rod 3 and located above the support rod 3, the expanding block 6 is fixedly connected with the slider 4 and located above the slider 4, the fixed block 5 and the expanding block 6 both have a first through hole 14, the first clamping rod 7 is matched with the first through hole 14, the supporting plate 9 is fixedly connected with the supporting rod 3 and is located on one side of the supporting rod 3, the supporting plate 9 is provided with a plurality of annular grooves 15, the telescopic rod 10 is installed above the base 1, the telescopic end of the telescopic rod 10 penetrates through the supporting plate 9, the second dial indicator 12 is installed at the telescopic end of the telescopic rod 10, the telescopic rod 10 is provided with a plurality of second through holes 16, and the second clamping rod 11 is matched with the second through holes 16.

In this embodiment, when the concentricity of the optical globe cover needs to be detected, the bottom edge of the optical globe cover is inserted into the appropriate annular groove 15 to limit the position of the annular groove, then the first clamping rod 7 is pulled out by an operator, so that the first clamping rod 7 does not fix the slider 4 any longer, the slider 4 slides down along the sliding groove 13 to drive the first dial indicator 8 to move and finally contact with the outer surface of the optical globe cover, then the operator uses the first dial indicator 8 to detect the concentricity of the outer surface of the optical globe cover, and in addition, through the arrangement of the telescopic rod 10, the operator adjusts the height of the second dial indicator 12 up and down, and can use the second clamping rod 11 to fix the second dial indicator after adjusting to the appropriate height, so that the second dial indicator 12 is used to detect the concentricity of the inner surface of the optical globe cover, the optical ball covers of not equidimension only need insert the correspondence annular groove 15, repeat again above the operation can, through the setting of above-mentioned structure for the optical ball cover of the multiple not equidimension of detector can the adaptation, when operating personnel fixes the centre gripping, need not to use the supporting shoe to fix, thereby promotes detection efficiency, reduces and detects the cost.

Further, the detection assembly 2 further comprises a stopper 17, and the stopper 17 is fixedly connected with the support rod 3 and is located on the inner wall of the sliding groove 13.

In this embodiment, the stopper 17 is provided to limit the slider 4, so that the slider 4 does not separate from the chute 13 due to an erroneous operation of an operator when sliding to the topmost end of the chute 13.

Further, the optical spherical cap concentricity detector further comprises four support legs 18, and the four support legs 18 are fixedly connected with the base 1 and are positioned below the base 1.

In this embodiment, the four legs 18 are provided to support the whole structure of the optical dome concentricity detector.

Further, the optical spherical cap concentricity detector further comprises a plurality of anti-slip pads 19, and each anti-slip pad 19 is installed below the corresponding leg 18.

In the present embodiment, the anti-slip pads 19 are provided to prevent slipping of the optical dome concentricity detector and to reduce vibration during movement and transportation so that the legs 18 do not make contact with the ground and generate loud noise.

Further, the optical spherical cap concentricity detector further comprises a plurality of reinforcing rods 20, one end of each reinforcing rod 20 is fixedly connected with the base 1, and the other end of each reinforcing rod 20 is fixedly connected with the supporting plate 9.

In the embodiment, the supporting plate 9 is fixed more stably by the arrangement of the plurality of reinforcing rods 20, so that the safety and stability of the detection process of the optical spherical cap concentricity detector are improved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims (5)

1. An optical spherical cap concentricity detector is characterized in that,

the detection device comprises a base and a detection assembly, wherein the detection assembly comprises a supporting rod, a sliding block, a fixed block, an expansion block, a first clamping rod, a first dial indicator, a supporting plate, a telescopic rod, a second clamping rod and a second dial indicator, the supporting rod is fixedly connected with the base and positioned above the base, the supporting rod is provided with a sliding groove, the sliding block is slidably connected with the sliding groove, the first dial indicator is installed on the sliding block, the fixed block is fixedly connected with the supporting rod and positioned above the supporting rod, the expansion block is fixedly connected with the sliding block and positioned above the sliding block, the fixed block and the expansion block are provided with first through holes, the first clamping rod is mutually matched with the first through holes, the supporting plate is fixedly connected with the supporting rod and positioned on one side of the supporting rod, and the supporting plate is provided with a plurality of annular grooves, the telescopic rod is installed above the base, the telescopic end of the telescopic rod penetrates through the supporting plate, the second dial indicator is installed at the telescopic end of the telescopic rod, the telescopic rod is provided with a plurality of second through holes, and the second clamping rod is matched with the second through holes.

2. The optical dome concentricity detector of claim 1,

the detection assembly further comprises a stop block, and the stop block is fixedly connected with the supporting rod and is positioned on the inner wall of the sliding groove.

3. The optical dome concentricity detector of claim 2,

the optical spherical cover concentricity detector further comprises four supporting legs, and the four supporting legs are fixedly connected with the base and are positioned below the base.

4. The optical dome concentricity detector of claim 3,

the optical spherical cover concentricity detector further comprises a plurality of anti-slip pads, and each anti-slip pad is respectively installed below the corresponding supporting leg.

5. The optical dome concentricity detector of claim 4,

the optical ball cover concentricity detector further comprises a plurality of reinforcing rods, one end of each reinforcing rod is fixedly connected with the base, and the other end of each reinforcing rod is fixedly connected with the supporting plate.

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