CN217585704U - Parallelism detection device - Google Patents

Abstract

The utility model belongs to the technical field of collimating equipment, a depth of parallelism detection device is disclosed, depth of parallelism detection device includes base adjusting part, prism and reflector, and the adjusting part is provided with the autocollimator including setting up the coarse tuning on the base and setting up the fine tuning on coarse tuning, fine tuning on the mechanism, and the prism sets up in autocollimator's light beam projecting part department, and the reflector can be placed on the determinand. The utility model provides a depth of parallelism detection device, through the position appearance of coarse adjustment mechanism coarse adjustment autocollimator and the position appearance of fine adjustment mechanism fine adjustment autocollimator, the light beam that makes the autocollimator throw can be accurate throw place on the reflector on the determinand, the light beam of reflector reflection can return the autocollimator through light beam projecting part, with the depth of parallelism slope value that obtains the determinand, the prism is adjustable for the position appearance of autocollimator, change the position appearance of prism for the autocollimator, the refraction direction of light beam behind the prism has been changed promptly.

Description

Parallelism detection device

Technical Field

The utility model relates to a collimating equipment technical field especially relates to a depth of parallelism detection device.

Background

With the continuous development of the optical lens industry, the quality requirements of the market on the lens are also continuously increased, the mode of detecting the optical lens is more and more advanced, and the requirements on the parallelism of a testing machine table are higher and higher from back projection to real shooting to MTF detection.

At present, in the process of adjusting the parallelism of a test machine, a parallelism detection device is usually required to be completed in an auxiliary mode, different test machines need a specific parallelism detection device to assist leveling due to different structures, namely, if the test machines need to be leveled, a tester needs to wear various parallelism detection devices, the test machines are extremely inconvenient, the parallelism detection device is frequently replaced, and the workload of the tester is invisibly increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a depth of parallelism detection device can assist the leveling work of accomplishing different test board.

To achieve the purpose, the utility model adopts the following technical proposal:

a parallelism detecting apparatus, comprising:

the reflector can be placed on an object to be detected;

a base;

the adjusting assembly comprises a coarse adjusting mechanism arranged on the base and a fine adjusting mechanism arranged on the coarse adjusting mechanism, an autocollimator is arranged on the fine adjusting mechanism, the coarse adjusting mechanism is used for adjusting the poses of the fine adjusting mechanism and the autocollimator, and the fine adjusting mechanism is used for adjusting the pose of the autocollimator so that the autocollimator corresponds to the position of the reflector;

the prism is arranged at a light beam projection part of the autocollimator, and the posture of the prism relative to the autocollimator is adjustable; wherein the content of the first and second substances,

the reflector can receive and reflect the light beams which are refracted by the prism and projected by the light beam projection part of the autocollimator, and the reflected light beams can be refracted by the prism and then return to the autocollimator through the light beam projection part.

Optionally, the coarse adjustment mechanism includes:

the main strut is arranged on the base;

the lifting block is connected with the main support column, can rotate around the axial direction of the main support column and can move along the axial direction of the main support column;

the auxiliary strut is connected with the lifting block;

the translation block is connected with the auxiliary strut and can rotate around the axial direction of the auxiliary strut and move along the axial direction of the auxiliary strut;

the first rotating arm is rotatably connected with the translation block;

and the second rotating arm is rotatably connected with the first rotating arm, and the fine adjustment mechanism is arranged on the second rotating arm.

Optionally, the coarse adjustment mechanism further includes:

the lifting block is provided with a first clamping clamp, a first connecting hole is formed between two side arms of the first clamping clamp, the main support column is inserted and connected into the first connecting hole, and the first fixing knob penetrates through one side arm of the first clamping clamp and is in threaded connection with the other side arm;

the lifting block is provided with a first clamping clamp, a first connecting hole is formed between two side arms of the first clamping clamp, the auxiliary support column is inserted in the first connecting hole, and the first fixing knob penetrates through one side arm of the first clamping clamp and is in threaded connection with the other side arm;

the third fixing knob is arranged on the translation block, a third clamping clamp is arranged on the translation block, a third connecting hole is formed between two side arms of the third clamping clamp, the auxiliary supporting column is inserted into the third connecting hole, and the third fixing knob penetrates through one side arm of the third clamping clamp and is in threaded connection with the other side arm.

Optionally, the coarse adjustment mechanism further comprises a fourth fixing knob, a rotating shaft is arranged on the translation block, a hinge hole is formed in the first end of the first rotating arm, the rotating shaft is rotatably connected into the hinge hole, and the fourth fixing knob penetrates through the hinge hole and is connected with the rotating shaft in a threaded manner.

Optionally, thick adjustment mechanism still includes the fixed knob of fifth, the second end of first swinging boom is provided with U type groove, the first end of second swinging boom is arranged in U type inslot, just the fixed knob of fifth wears to establish in proper order a side arm in U type groove and the second swinging boom with another side arm spiro union in U type groove, the second swinging boom passes through the fixed knob of fifth with first swinging boom rotates and connects.

Optionally, the coarse adjustment mechanism further comprises

The fixing seat is arranged on the base, a fixing hole is formed in the fixing seat, and the main strut is inserted into the fixing hole;

the head of the first pressurizing piece penetrates through the fixed seat and is abutted against the side wall of the main support.

Optionally, the method further comprises:

the fixed block is fixedly connected with the autocollimator;

adjust the seat, can dismantle set up in on the fixed block, adjust the seat and set up the prism, just adjust the seat can for the fixed block transform the position appearance.

Optionally, a clamping groove is formed in the fixed block, the cross section of the clamping groove and the cross section of the adjusting seat are square and equal in size, and the adjusting seat is detachably arranged in the clamping groove.

Optionally, a plurality of magnetic parts are fixedly connected to the bottom of the clamping groove, and the adjusting seat can be magnetically fixed in the clamping groove through the magnetic parts.

Optionally, a first light through hole is formed in the fixed block, and the first light through hole is arranged corresponding to the light beam projection part of the autocollimator.

The utility model has the advantages that:

the parallelism detection device provided by the utility model comprises a reflector arranged on an object to be detected; then, the positions of the fine adjustment mechanism and the autocollimator are quickly adjusted through the coarse adjustment mechanism, so that the autocollimator basically corresponds to the position of the reflector; and finally, the position and posture of the autocollimator are slowly adjusted by the fine adjustment mechanism to keep the autocollimator horizontal, the light beam projected by the autocollimator can be accurately projected onto the reflector after being refracted by the prism, the light beam reflected by the reflector can be refracted by the prism and then returns to the autocollimator through the light beam projection part, and the parallelism inclination value of the object to be measured is obtained. The position and the attitude of the autocollimator are roughly adjusted by the rough adjusting mechanism and finely adjusted by the fine adjusting mechanism, so that the autocollimator can be suitable for parallelism measurement work of different test machines, and further leveling work of different test machines can be completed in an auxiliary manner. In addition, the position and the posture of the prism relative to the autocollimator are adjustable, and the position and the posture of the prism relative to the autocollimator are changed, namely the refraction direction of the light beam after passing through the prism is changed, so that the parallelism detection device is higher in applicability.

Drawings

Fig. 1 is a schematic structural view of a parallelism detecting apparatus provided by the present invention;

fig. 2 is a schematic structural diagram of a part of the coarse adjustment mechanism provided by the present invention;

fig. 3 is a schematic structural diagram of another part of the coarse adjustment mechanism provided by the present invention;

fig. 4 is a schematic view of a part of the structure of the parallelism detecting apparatus provided by the present invention;

fig. 5 is a schematic view of an installation structure of the prism provided by the present invention;

fig. 6 is a schematic structural diagram of the fixing block provided by the present invention.

In the figure:

100. a base;

200. a coarse adjustment mechanism; 210. a main support; 211. a fixed seat; 212. a first pressing member; 220. a lifting block; 221. a first clamping clip; 222. a second clamping jaw; 230. an auxiliary strut; 240. a translation block; 241. a third clamping clip; 242. a rotating shaft; 243. a second pressing member; 250. a first rotating arm; 251. a U-shaped groove; 252. a weight reduction groove; 260. a second rotating arm; 271. a first fixed knob; 272. a second fixed knob; 273. a third fixed knob; 274. a fourth fixed knob; 275. a fifth fixed knob;

300. a fine adjustment mechanism; 310. a first support; 320. a second support; 330. a pitch adjustment knob; 340. a horizontal adjusting knob;

400. an autocollimator; 410. a display screen;

500. a prism;

600. a fixed block; 610. a card slot; 611. a limiting bulge; 620. a first light passing hole;

700. an adjusting seat; 710. a second light passing hole;

800. magnetic attraction pieces.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1 to 3, the embodiment provides a parallelism detection apparatus, which includes a reflective mirror, a base 100, an adjustment assembly and a prism 500, wherein the reflective mirror can be placed on an object to be measured, the adjustment assembly includes a coarse adjustment mechanism 200 disposed on the base 100 and a fine adjustment mechanism 300 disposed on the coarse adjustment mechanism 200, an autocollimator 400 is disposed on the fine adjustment mechanism 300, the coarse adjustment mechanism 200 is used to adjust poses of the fine adjustment mechanism 300 and the autocollimator 400, the fine adjustment mechanism 300 is used to adjust the pose of the autocollimator 400, so that the autocollimator 400 corresponds to a position of the reflective mirror, the prism 500 is disposed at a light beam projecting portion of the autocollimator 400, and the pose of the prism 500 relative to the autocollimator 400 is adjustable; the reflective mirror may receive and reflect the light beam projected from the light beam projecting part of the autocollimator 400 refracted by the prism 500, and the reflected light beam may be refracted by the prism 500 and then return to the autocollimator 400 through the light beam projecting part.

Firstly, placing a reflector on an object to be detected; then the poses of the fine adjustment mechanism 300 and the autocollimator 400 are quickly adjusted through the coarse adjustment mechanism 200, so that the autocollimator 400 basically corresponds to the position of the reflector; finally, the fine adjustment mechanism 300 slowly adjusts the pose of the autocollimator 400 to keep the autocollimator 400 horizontal, the light beam projected by the autocollimator 400 can be accurately projected onto the reflector after being refracted by the prism 500, the light beam reflected by the reflector can be refracted by the prism 500 and then returns to the autocollimator 400 through the light beam projection part, and the parallelism inclination value of the object to be measured is obtained. The coarse adjusting mechanism 200 is used for coarsely adjusting the pose of the autocollimator 400 and the fine adjusting mechanism 300 is used for finely adjusting the pose of the autocollimator 400, so that the autocollimator 400 can be suitable for parallelism measurement work of different test machine tables, and further leveling work of different test machine tables can be completed in an auxiliary manner. In addition, the pose of the prism 500 relative to the autocollimator 400 is adjustable, and the pose of the prism 500 relative to the autocollimator 400 is changed, that is, the refraction direction of the light beam after passing through the prism 500 is changed, so that the parallelism detection device has stronger applicability.

In this embodiment, the autocollimator 400 is provided with a level bubble (not shown), and the level bubble is used for determining whether the autocollimator 400 is horizontally disposed.

Further, the autocollimator 400 is provided with a display screen 410, the light beam reflected by the display reflector returns to the autocollimator 400 and is displayed as a measuring point on the display screen 410, and a reference point is displayed on the display screen 410, and the parallelism inclination value of the object to be measured can be calculated according to the relative position relationship between the measuring point and the reference point. Of course, the display screen 410 can also display the parallelism tilt value of the object to be measured. The autocollimator 400 is prior art and will not be described in detail herein for its internal structure and its usage.

Furthermore, the object to be tested may be a testing machine, or may be other devices or components that need to detect parallelism, and is not limited herein.

In this embodiment, with reference to fig. 1, the coarse adjustment mechanism 200 includes a main support column 210, a lifting block 220, an auxiliary support column 230, a translation block 240, a first rotating arm 250 and a second rotating arm 260, wherein the main support is disposed on the base 100, the lifting block 220 is connected to the main support column 210, the lifting block 220 can rotate around an axis of the main support column 210 and can move along the axis of the main support column 210, the auxiliary support column 230 is connected to the lifting block 220, the translation block 240 is connected to the auxiliary support column 230, the translation block 240 can rotate around the axis of the auxiliary support column 230 and can move along the axis of the auxiliary support column 230, the first rotating arm 250 is rotatably connected to the translation block 240, the second rotating arm 260 is rotatably connected to the first rotating arm 250, and the fine adjustment mechanism 300 is disposed on the second rotating arm 260. In the present embodiment, the main column 210 extends in the vertical direction, the auxiliary column 230 extends in the horizontal direction, the attitude of the auxiliary column 230 is adjusted by the lift block 220, the attitude of the first rotating arm 250 is adjusted by the translation block 240, and the angles of the first rotating arm 250 and the second rotating arm 260 are rotationally adjusted so that the autocollimator 400 can be placed at a desired attitude. In addition, interference with other components on the testing machine can be effectively avoided through the coarse adjustment mechanism 200.

Specifically, coarse adjustment mechanism 200 still includes fixing base 211 and first pressure piece 212, and fixing base 211 sets up on base 100, is provided with the fixed orifices on the fixing base 211, and main column 210 pegs graft in the fixed orifices, and the head of first pressure piece 212 wears to locate fixing base 211 and with the lateral wall butt of main column 210 in order to be fixed in the fixed orifices main column 210, and then with main column 210 be fixed in on base 100.

Preferably, the first press 212 may include, but is not limited to, a jackscrew. Specifically, a first pressing hole is disposed on a side surface of the fixing hole, the first pressing member 212 is inserted into the first pressing hole and abuts against a sidewall of the main pillar 210 to apply pressure to the main pillar 210, and the first pressing member 212 is screwed with the first pressing hole.

Further, the fixing base 211 is fixed on the base 100 through a screw joint, specifically, the fixing base 211 is provided with fixing holes along the circumferential direction at intervals, and the screw joint penetrates through the fixing holes and is screwed on the base 100.

Specifically, referring to fig. 2, the coarse adjustment mechanism 200 further includes a first fixing knob 271, the lifting block 220 is provided with a first clamping clip 221, a first connection hole is formed between two side arms of the first clamping clip 221, the main support 210 is inserted into the first connection hole, and the first fixing knob 271 penetrates through one side arm of the first clamping clip 221 and is screwed with the other side arm. In this embodiment, the lifting block 220 can rotate 360 ° around the axial direction of the main pillar 210, so that the auxiliary pillar 230 can rotate 360 ° around the axial direction of the main pillar 210, and the adjustable range is wide; after the pose of the lifting block 220 is adjusted, the first fixing knob 271 is screwed to enable the first clamping clamp 221 to clamp the main support column 210, so that the lifting block 220 is fixed, and the lifting block is simple in structure and convenient to use.

Specifically, as shown in fig. 2, the coarse adjustment mechanism 200 further includes a second fixing knob 272, the lifting block 220 is further provided with a second clamping clip 222, a second connecting hole is formed between two side arms of the second clamping clip 222, the auxiliary support 230 is inserted into the second connecting hole, and the second fixing knob 272 penetrates through one side arm of the second clamping clip 222 and is screwed with the other side arm. In this embodiment, the auxiliary strut 230 can rotate 360 ° around the lifting block 220 and can move relative to the lifting block 220, and the adjustable range is wide; after the horizontal posture of the auxiliary post 230 is adjusted, the second fixing knob 272 is screwed so that the second clamp 222 clamps the auxiliary post 230, thereby fixing the auxiliary post 230, and the structure is simple and the use is convenient.

Specifically, referring to fig. 3, the coarse adjustment mechanism 200 further includes a third fixing knob 273, a third clamping clip 241 is disposed on the translation block 240, a third connecting hole is formed between two side arms of the third clamping clip 241, the auxiliary support column 230 is inserted into the third connecting hole, and the third fixing knob 273 penetrates through one side arm of the third clamping clip 241 and is screwed with the other side arm. In this embodiment, the translation block 240 can rotate 360 ° around the axis of the main support column 210, so that the first rotating arm 250 can rotate 360 ° around the axis of the auxiliary support column 230, the adjustable range is wide, after the pose adjustment of the translation block 240 is completed, the third fixing knob 273 is screwed to enable the third clamping clamp 241 to clamp the auxiliary support column 230, and then the translation block 240 is fixed, the structure is simple, and the use is convenient.

Specifically, as shown in fig. 3, the coarse adjustment mechanism 200 further includes a fourth fixing knob 274, the translation block 240 is provided with a rotating shaft 242, the first end of the first rotating arm 250 is provided with a hinge hole, the rotating shaft 242 is rotatably connected in the hinge hole, and the fourth fixing knob 274 is inserted into the hinge hole and is screwed with the rotating shaft 242. In this embodiment, the first rotating arm 250 can rotate 360 ° around the axis of the rotating shaft 242 of the translating block 240, and the adjustable range is wide, and after the pose adjustment of the first rotating arm 250 is completed, the fourth fixing knob 274 is screwed to make the fourth fixing knob 274 press the first rotating arm 250 against the translating block 240, so as to fix the first rotating arm 250, which is simple in structure and convenient to use.

Further, the coarse adjustment mechanism 200 further includes a second pressing member 243, and the tightness of the connection between the first rotating arm 250 and the translation block 240 can be adjusted by the second pressing member 243, so as to facilitate the positioning adjustment of the first rotating arm 250. Preferably, the second pressing member 243 may include, but is not limited to, a jackscrew. Specifically, a pressurizing hole is formed in a side surface of the hinge hole, the second pressurizing member 243 penetrates through the second pressurizing hole and abuts against a side wall of the rotating shaft 242 to apply pressure to the rotating shaft 242, and the second pressurizing member 243 is screwed with the second pressurizing hole.

Further, the weight reduction groove 252 is formed in the first rotating arm 250, so that the weight of the first rotating arm 250 is reduced, and the base 100 is effectively prevented from rolling.

Specifically, as shown in fig. 1, the coarse adjustment mechanism 200 further includes a fifth fixing knob 275, the second end of the first rotating arm 250 is provided with a U-shaped groove 251, the first end of the second rotating arm 260 is disposed in the U-shaped groove 251, the fifth fixing knob 275 sequentially penetrates through one side arm of the U-shaped groove 251 and the second rotating arm 260 is screwed with the other side arm of the U-shaped groove 251, and the second rotating arm 260 is rotatably connected to the first rotating arm 250 through the fifth fixing knob 275. In this embodiment, the second rotating arm 260 can rotate 180 ° around the first rotating arm 250, the adjustable range is wide, and after the posture adjustment of the second rotating arm 260 is completed, the fifth fixing knob 275 is screwed to enable the two side arms of the U-shaped groove 251 to clamp the second rotating arm 260, so as to fix the second rotating arm 260, and the structure is simple and the use is convenient.

In this embodiment, a plurality of pose adjusting components for adjusting the pose of the autocollimator 400 may be connected in series between the main column 210 and the second rotating arm 260, so that the parallelism detecting apparatus has a higher applicability.

In this embodiment, referring to fig. 4, the fine adjustment mechanism 300 includes a first support 310, a second support 320, a pitch adjustment knob 330, a horizontal adjustment knob 340, and a spring (not shown), the first support 310 is disposed on the second support 320, the spring is disposed between the first support 310 and the second support 320, the autocollimator 400 is fixed on the first support 310, and the second support 320 is fixedly connected to the second rotation arm 260. Further, the pitch adjusting knob 330 is disposed below the second support 320, the pitch adjusting knob 330 is screwed with the second support 320 and acts on the first support 310, and the screwing of the pitch adjusting knob 330 can adjust the pitch angle of the first support 310 relative to the second support 320; the two horizontal adjusting knobs 340 are disposed on two opposite sides of the first support 310, respectively, the horizontal adjusting knobs 340 are screwed with the second support 320 and act on the first support 310, the horizontal adjusting knobs 340 can be screwed to adjust the horizontal position of the first support 310 relative to the second support 320, and the fine adjustment mechanism 300 is the prior art and will not be described herein. In the present embodiment, the attitude of the autocollimator 400 is slowly adjusted by screwing the pitch adjustment knob 330 and the level adjustment knob 340 so that the autocollimator 400 is kept horizontal.

Preferably, the second holder 320 may be fixedly coupled to the second rotating arm 260 by a screw. Of course, the second holder 320 can also be fixedly connected to the second rotating arm 260 by other means, which is not limited herein.

In this embodiment, referring to fig. 5 to 6, the parallelism detection apparatus further includes a fixing block 600 and an adjusting seat 700, the fixing block 600 is fixedly connected to the autocollimator 400, the adjusting seat 700 is detachably disposed on the fixing block 600, the prism 500 is disposed in the adjusting seat 700, and the adjusting seat 700 can change the posture relative to the fixing block 600. In the embodiment, the pose of the prism 500 is changed by changing the pose of the adjusting seat 700 relative to the fixed block 600, the refraction direction of the light beam after passing through the prism 500 is changed, the structure is simple, and the pose adjustment of the prism 500 is convenient.

Preferably, the fixing block 600 may be fixedly coupled with the autocollimator 400 by a screw. Of course, the fixing block 600 may be fixedly connected to the autocollimator 400 in other manners, which is not limited herein.

Specifically, the fixed block 600 is provided with a first light passing hole 620, and the first light passing hole 620 is disposed corresponding to the light beam projecting portion of the autocollimator 400, so that the light beam projected by the autocollimator 400 can be projected onto the prism 500, and the light beam reflected by the reflective mirror can return to the autocollimator 400 through the prism 500.

Specifically, be provided with draw-in groove 610 on the fixed block 600, the cross section of draw-in groove 610 and the cross sectional shape of adjusting seat 700 are the square and the size equals, adjust seat 700 and can dismantle and set up in draw-in groove 610, conveniently adjust the fixed mounting of seat 700, and when adjusting seat 700 and arranging draw-in groove 610 in, the inside wall of draw-in groove 610 and the laminating of the outside wall of adjusting seat 700 mutually make the stable draw-in groove 610 that is fixed in of adjusting seat 700.

Further, the corners of the end of the clamping groove 610 are provided with limiting protrusions 611 extending outward, and the inner side surfaces of the limiting protrusions 611 can be attached to the outer side surfaces of the adjusting seat 700, so that the adjusting seat 700 is more stably placed in the clamping groove 610.

Specifically, a plurality of magnetic suction pieces 800 are fixedly connected to the bottom of the groove 610, and the adjusting base 700 can be magnetically sucked and fixed in the groove 610 through the magnetic suction pieces 800, so that the connection is stable and reliable, and the adjusting base 700 is convenient to disassemble and assemble. Further, a plurality of magnetic attraction pieces 800 are arranged around the circumferential direction of the first light passing hole 620 at intervals.

Specifically, the adjusting base 700 is provided with a second light hole 710, the light beam projected by the autocollimator 400 is refracted by the prism 500 and then projected onto the mirror through the second light hole 710, and the light beam reflected by the mirror can be projected onto the prism 500 through the second light hole 710.

For example, first, according to the surrounding environment of the object to be measured, the reflective mirror is placed on the object to be measured, and the adjusting base 700 is fixed on the fixing base 211; then, the pose of the auxiliary support 230 is adjusted by the lifting block 220, the pose of the first rotating arm 250 is adjusted by the translation block 240, and the angles of the first rotating arm 250 and the second rotating arm 260 are adjusted by rotation, which are not sequential, when the autocollimator 400 substantially corresponds to the mirror, the coarse adjustment mechanism 200 is fixed by the first fixing knob 271, the second fixing knob 272, the third fixing knob 273, the fourth fixing knob 274, and the fifth fixing knob 275, thereby completing the coarse adjustment of the autocollimator 400; finally, the pose of the autocollimator 400 is finely adjusted by the pitch adjusting knob 330 and the horizontal adjusting knob 340 to keep the autocollimator 400 horizontal, and the mirror can return the light beam of the autocollimator 400 to the autocollimator 400 through the prism 500, thereby completing the parallelism measurement of the object to be measured. When the object to be measured is a plane, the position of the reflector needs to be changed to obtain more measuring points, and then the parallelism of the object to be measured is calculated.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A parallelism detecting apparatus, characterized by comprising:

the reflector can be placed on an object to be detected;

a base (100);

the adjusting assembly comprises a coarse adjusting mechanism (200) arranged on the base (100) and a fine adjusting mechanism (300) arranged on the coarse adjusting mechanism (200), an autocollimator (400) is arranged on the fine adjusting mechanism (300), the coarse adjusting mechanism (200) is used for adjusting the poses of the fine adjusting mechanism (300) and the autocollimator (400), and the fine adjusting mechanism (300) is used for adjusting the pose of the autocollimator (400) so that the autocollimator (400) corresponds to the position of the reflector;

a prism (500) that is provided at a beam projecting section of the autocollimator (400), and the posture of the prism (500) with respect to the autocollimator (400) is adjustable; wherein the content of the first and second substances,

the reflective mirror can receive and reflect the light beams projected from the light beam projection part of the autocollimator (400) and refracted by the prism (500), and the reflected light beams can be refracted by the prism (500) and then return to the autocollimator (400) through the light beam projection part.

2. The parallelism detection apparatus according to claim 1, wherein the coarse adjustment mechanism (200) comprises:

a main column (210) provided on the base (100);

an elevating block (220) connected to the main column (210), the elevating block (220) being rotatable about an axial direction of the main column (210) and movable along the axial direction of the main column (210);

an auxiliary strut (230) connected to the lifting block (220);

a translation block (240) connected to the auxiliary strut (230), wherein the translation block (240) is rotatable around an axial direction of the auxiliary strut (230) and movable along the axial direction of the auxiliary strut (230);

a first rotating arm (250) rotatably connected with the translation block (240);

the second rotating arm (260) is rotatably connected with the first rotating arm (250), and the fine adjustment mechanism (300) is arranged on the second rotating arm (260).

3. The parallelism detection apparatus according to claim 2, wherein the coarse adjustment mechanism (200) further comprises:

the lifting block (220) is provided with a first clamping clamp (221), a first connecting hole is formed between two side arms of the first clamping clamp (221), the main support column (210) is inserted into the first connecting hole, and the first fixing knob (271) penetrates through one side arm of the first clamping clamp (221) and is in threaded connection with the other side arm;

a second fixing knob (272), wherein a second clamping clip (222) is arranged on the lifting block (220), a second connecting hole is formed between two side arms of the second clamping clip (222), the auxiliary support column (230) is inserted into the second connecting hole, and the second fixing knob (272) penetrates through one side arm of the second clamping clip (222) and is in threaded connection with the other side arm;

the third fixing knob (273), a third clamping clip (241) is arranged on the translation block (240), a third connecting hole is formed between two side arms of the third clamping clip (241), the auxiliary support column (230) is inserted into the third connecting hole, and the third fixing knob (273) penetrates through one side arm of the third clamping clip (241) and is in threaded connection with the other side arm.

4. The parallelism detecting device according to claim 2, wherein the coarse adjustment mechanism (200) further comprises a fourth fixing knob (274), the translation block (240) is provided with a rotating shaft (242), the first end of the first rotating arm (250) is provided with a hinge hole, the rotating shaft (242) is rotatably connected in the hinge hole, and the fourth fixing knob (274) is inserted into the hinge hole and is screwed with the rotating shaft (242).

5. The parallelism detection apparatus according to claim 2, wherein the coarse adjustment mechanism (200) further comprises a fifth fixing knob (275), the second end of the first rotating arm (250) is provided with a U-shaped groove (251), the first end of the second rotating arm (260) is disposed in the U-shaped groove (251), the fifth fixing knob (275) sequentially penetrates through one side arm of the U-shaped groove (251) and the second rotating arm (260) is in threaded connection with the other side arm of the U-shaped groove (251), and the second rotating arm (260) is rotatably connected with the first rotating arm (250) through the fifth fixing knob (275).

6. The parallelism detection apparatus according to claim 2, wherein the coarse adjustment mechanism (200) further comprises

The fixing seat (211) is arranged on the base (100), a fixing hole is formed in the fixing seat (211), and the main support column (210) is inserted into the fixing hole;

the head of the first pressurizing piece (212) penetrates through the fixed seat (211) and is abutted against the side wall of the main support column (210).

7. The parallelism detection apparatus according to any one of claims 1 to 6, further comprising:

the fixing block (600) is fixedly connected with the autocollimator (400);

adjust seat (700), can dismantle set up in on fixed block (600), set up in adjusting seat (700) prism (500), just adjust seat (700) can for fixed block (600) transform the position appearance.

8. The parallelism detecting device according to claim 7, wherein a clamping groove (610) is provided on the fixing block (600), the cross section of the clamping groove (610) and the cross section of the adjusting seat (700) are both square and equal in size, and the adjusting seat (700) is detachably disposed in the clamping groove (610).

9. The parallelism detection apparatus according to claim 8, wherein a plurality of magnetic members (800) are fixedly connected to a bottom of the slot (610), and the adjustment base (700) can be magnetically fixed in the slot (610) through the magnetic members (800).

10. The parallelism detecting apparatus according to claim 7, wherein the fixed block (600) has a first light-passing hole (620), and the first light-passing hole (620) is disposed corresponding to the light beam projecting portion of the autocollimator (400).

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