CN218136986U

CN218136986U - Cone prism precision correction device

Info

Publication number: CN218136986U
Application number: CN202221924003.0U
Authority: CN
Inventors: 万增民; 万康逸博
Original assignee: Xi'an Bojia Optoelectronics Co ltd
Current assignee: Xi'an Bojia Optoelectronics Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-27
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a cone prism precision correcting unit, including the workstation, the left side fixed mounting of workstation bottom has servo motor, and servo motor's output fixed mounting has first double-end screw, and the equal threaded connection in the left and right sides on first double-end screw surface has the connecting plate, and the top fixed mounting of the relative one side of two connecting plates has the holding head, and the welding of center department at workstation top has places the lug. The utility model discloses a board of polishing, driving motor, lead screw, fastening bolt, layer board, installation piece, connecting plate, servo motor, second double-end screw, first double-end screw, the holding head, place lug and displacement plate cooperation and use, solved current precision correction device and did not possess the function of stabilizing the centre gripping, skew takes place easily at the prism of correction in-process, influence correction precision, and can not nimble adjustment correction angle value, can't satisfy different angle correction demands, reduced the problem of precision correction device practicality.

Description

Cone prism precision correction device

Technical Field

The utility model relates to a prism processing technology field specifically is a cone prism precision correcting device.

Background

A prism, which is a transparent object surrounded by planes that intersect each other two by two but are not parallel to each other, for splitting or dispersing light beams, is a polyhedron made of transparent materials (such as glass, crystal, etc.), and is widely used in optical instruments, and can be divided into several kinds according to its properties and uses, for example, a "dispersion prism" for decomposing composite light into spectra in a spectroscopic instrument, and an equilateral prism is more commonly used; the optical imaging device is characterized in that the proceeding direction of light is changed in instruments such as a periscope and a binocular telescope, so that the imaging position of the optical imaging device is adjusted and is called a 'total reflection prism', a right-angle prism is generally adopted, the main section of the triangular prism is triangular, two refraction surfaces are arranged, the included angle between the triangular prism and the refraction surfaces is called a vertex angle, the plane opposite to the vertex angle is a bottom surface, light passes through the triangular prism according to the law of refraction, the light is deflected towards the bottom surface twice, the included angle q between emergent light and incident light is called a deflection angle, and the size of the deflection angle is determined by the refractive index n and the incident angle i of a prism medium.

In prism course of working, in order to satisfy different production demands, then can form the prism that possesses different angle apex angles with raw and other materials processing, and then can use precision correction device to polish the processing to the prism that has the flaw, change apex angle value, eliminate prism surface flaw, and current precision correction device does not possess the function of stabilizing the centre gripping, the skew takes place easily at the prism in correction process, influence correction precision, and can not nimble adjustment correction angle value, can't satisfy different angle correction demands, the practicality of precision correction device has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cone prism precision correction device possesses the advantage of stabilizing centre gripping and adjustable angle, has solved current precision correction device and has not possessed the function of stabilizing the centre gripping, and the skew takes place easily at the prism of correction in-process, influences the correction precision, and can not nimble adjustment correction angular value, can't satisfy different angle correction demands, has reduced the problem of precision correction device practicality.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a cone prism precision correcting unit, includes the workstation, the left side fixed mounting of workstation bottom has servo motor, servo motor's output fixed mounting has first double-threaded screw, the equal threaded connection in the left and right sides on first double-threaded screw surface has the connecting plate, and the top fixed mounting of one side relatively of two connecting plates has the holding head, the welding of center department at workstation top has places the lug, the cone prism body has been placed at the top of placing the lug, the center department of workstation bottom installs the second double-threaded screw, the equal thread bush in both sides is equipped with the displacement plate around the second double-threaded screw surface, the subassembly of polishing is installed at the top of displacement plate.

Preferably, the supporting legs are welded at four corners of the bottom of the workbench, and hand wheels are fixedly mounted on the front surface and the back surface of the second double-head screw.

Preferably, the left side and the right side of the top of the workbench are provided with transverse grooves matched with the connecting plate for use, and the front side and the rear side of the top of the workbench are provided with longitudinal grooves matched with the displacement plate for use.

Preferably, both sides all have a bearing frame through bolt fixed mounting around the workstation bottom, the inner chamber of bearing frame passes through bearing and the surperficial swing joint of second stud screw, the second stud screw is located first stud screw's bottom.

Preferably, the polishing assembly comprises a supporting plate, the surface of the supporting plate is welded with the joint of the displacement plate, the supporting plate is located at the top of the workbench, a driving motor is fixedly mounted at the top of the supporting plate, a lead screw is fixedly mounted at the output end of the driving motor, an installation block is sleeved on the surface of the lead screw and close to one side of the displacement plate, the top of the installation block is movably connected with the polishing plate through a rotating shaft, and one side of the installation block is connected with a fastening bolt through threads.

Preferably, the bottom of the supporting plate is movably embedded with a ball, the bottom of the ball is in contact with the top of the workbench, and one end of the fastening bolt is in contact with the surface of the polishing plate.

Preferably, one end, far away from the driving motor, of the screw rod is movably connected with the surface of the displacement plate through a bearing, the surface of the mounting block is in sliding contact with the joint of the displacement plate, and the bottom of the mounting block is a plane and is in sliding contact with the top of the supporting plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a board of polishing, driving motor, lead screw, fastening bolt, layer board, installation piece, connecting plate, servo motor, second double-end screw, first double-end screw, the holding head, place lug and displacement plate cooperation and use, solved current precision correction device and did not possess the function of stabilizing the centre gripping, skew takes place easily at the prism of correction in-process, influence correction precision, and can not nimble adjustment correction angle value, can't satisfy different angle correction demands, reduced the problem of precision correction device practicality.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a sectional perspective view of the structure of the present invention;

FIG. 3 is a side view, a cut-away, and a perspective view of the structure of the present invention;

fig. 4 is a schematic perspective view of the polishing assembly of the present invention when separated from the displacement plate;

fig. 5 is a schematic perspective view of the polishing assembly structure of the present invention.

In the figure: 1 workstation, 2 subassembly, 21 board, 22 driving motor, 23 ball, 24 lead screws, 25 fastening bolt, 26 layer boards, 27 installation pieces, 3 cone prism bodies, 4 transverse grooves, 5 connecting plates, 6 servo motor, 7 second double-end screw, 8 first double-end screw, 9 centre gripping head, 10 vertical grooves, 11 place lug, 12 displacement plates of polishing.

Detailed Description

Referring to fig. 1-5, a precision correction device for a cone prism comprises a workbench 1, wherein a servo motor 6 is fixedly installed on the left side of the bottom of the workbench 1, a first stud 8 is fixedly installed at the output end of the servo motor 6, connecting plates 5 are in threaded connection with the left side and the right side of the surface of the first stud 8, clamping heads 9 are fixedly installed on the tops of opposite sides of the two connecting plates 5, the cone prism body 3 can be stably clamped left and right by arranging the connecting plates 5 and the clamping heads 9, a placing protruding block 11 is welded at the center of the top of the workbench 1, the placing height of the cone prism body 3 can be increased by arranging the placing protruding block 11, the requirement of the polishing plate 21 on surface contact with the cone prism body 3 when inclining is met, the cone prism body 3 is placed on the top of the placing protruding block 11, a second stud 7 is installed at the center of the bottom of the workbench 1, displacement plates 12 are in threaded sleeves on the front and back sides of the surface of the second stud 7, the displacement plates 12 are arranged, the polishing assembly 2 can be driven to stably move back and forth, and back displacement plates 2 are installed on the tops of the displacement plates 12;

supporting legs are welded at four corners of the bottom of the workbench 1, and hand wheels are fixedly mounted on the front surface and the back surface of the second stud 7;

the left side and the right side of the top of the workbench 1 are provided with transverse grooves 4 matched with the connecting plate 5 for use, the front side and the rear side of the top of the workbench 1 are provided with longitudinal grooves 10 matched with the displacement plates 12 for use, and the requirements of the displacement space of the connecting plate 5 and the displacement plates 12 can be met by arranging the transverse grooves 4 and the longitudinal grooves 10 respectively;

bearing seats are fixedly installed on the front side and the rear side of the bottom of the workbench 1 through bolts, the inner cavity of each bearing seat is movably connected with the surface of the corresponding second stud 7 through a bearing, the second studs 7 are located at the bottoms of the corresponding first studs 8, and the second studs 7 and the first studs 8 are arranged, so that the two displacement plates 12 and the two connecting plates 5 can be displaced relatively or oppositely in a rotating state;

the polishing assembly 2 comprises a supporting plate 26, the surface of the supporting plate 26 is welded with the joint of the displacement plate 12, the supporting plate 26 is positioned at the top of the workbench 1, the fixed installation requirements of a driving motor 22 can be met by arranging the supporting plate 26, the left and right displacement of an installation block 27 can be guided, the driving motor 22 is fixedly arranged at the top of the supporting plate 26, a lead screw 24 is fixedly arranged at the output end of the driving motor 22, the installation block 27 is sleeved on the surface of the lead screw 24 and on one side close to the displacement plate 12 through threads, the top of the installation block 27 is movably connected with a polishing plate 21 through a rotating shaft, the polishing plate 21 is arranged, the polishing assembly can continuously generate relative displacement with the cone prism body 3 in a contact state with the cone prism body 3, the cone prism body 3 is subjected to correction polishing treatment, and one side of the installation block 27 is connected with a fastening bolt 25 through threads;

the bottom of the supporting plate 26 is movably embedded with a ball 23, the bottom of the ball 23 is in contact with the top of the workbench 1, through the arrangement of the ball 23, the contact friction force with the workbench 1 can be converted into rolling friction force, a user can conveniently drive the displacement plate 12 to move back and forth, one end of the fastening bolt 25 is in contact with the surface of the polishing plate 21, through the arrangement of the fastening bolt 25, the polishing plate 21 can be pressed in a screwing state, and the polishing plate 21 is prevented from rotating randomly to influence a polishing angle;

the one end that driving motor 22 was kept away from to lead screw 24 passes through the surface swing joint of bearing with displacement plate 12, the junction sliding contact of the surface of installation piece 27 and displacement plate 12, the bottom of installation piece 27 is the plane, and with the top sliding contact of layer board 26, through setting up installation piece 27, can with lead screw 24 threaded connection, with sanding plate 21 fixed connection, and then under driving motor 22 drives, when lead screw 24 constantly rotates, can make sanding plate 21 produce and control the displacement.

When the device is used, all the parts are in an initial installation state, firstly, the cone prism body 3 is placed on the placing lug 11, the second double-headed screw 7 is rotated forward, so that the two displacement plates 12 are displaced relatively, the cone prism body 3 is clamped in a front-back auxiliary manner, then the second double-headed screw 7 is rotated reversely, so that the displacement plates 12 are slightly far away from the cone prism body 3 and do not clamp the cone prism body 3 any more, then the servo motor 6 is controlled to work, the first double-headed screw 8 is controlled to rotate continuously, the two clamping heads 9 are displaced relatively under the assistance of the connecting plate 5, the cone prism body 3 is clamped in a left-right auxiliary manner, so that the cone prism body 3 can be symmetrically distributed on the placing lug 11, then the inclination angle value of the polishing plate 21 is adjusted according to an actual correction angle, after the adjustment is completed, the fastening bolt 25 is screwed to press the polishing plate 21, the rotation of the second double-headed screw 7 is avoided, the position of the polishing plate 21 is adjusted, so that the polishing plate 21 is in contact with the surface of the cone prism body 3, the drive motor 22 is controlled to work forward and backward, and forward and backward, the screw rod 24 and forward and backward, the cone prism body can be matched with the surface of the screw rod 21, and the cone prism body can be polished.

In conclusion: this cone prism precision correction device, through sanding board 21, driving motor 22, lead screw 24, fastening bolt 25, layer board 26, installation piece 27, connecting plate 5, servo motor 6, second stud 7, first stud 8, holding head 9, place lug 11 and displacement plate 12 cooperation and use, the function of stable centre gripping has not been possessed to current precision correction device, prism takes place the skew easily at the correction in-process, influence the correction precision, and can't nimble adjustment correction angular value, can't satisfy different angle correction demands, the problem of precision correction device practicality has been reduced.

Claims

1. The utility model provides a cone prism precision correcting unit, includes workstation (1), its characterized in that: the left side fixed mounting of workstation (1) bottom has servo motor (6), the output fixed mounting of servo motor (6) has first stud (8), the equal threaded connection in the left and right sides on first stud (8) surface has connecting plate (5), and the top fixed mounting of one side is relative in two connecting plates (5) has holding head (9), the welding of the center department at workstation (1) top has places lug (11), cone prism body (3) have been placed at the top of placing lug (11), the center department of workstation (1) bottom installs second stud (7), the equal thread bush in both sides is equipped with displacement plate (12) around second stud (7) surface, polishing assembly (2) are installed at the top of displacement plate (12).

2. The apparatus for correcting the precision of a pyramidal prism as claimed in claim 1, wherein: supporting legs are welded at four corners of the bottom of the workbench (1), and hand wheels are fixedly mounted on the front surface and the back surface of the second stud (7).

3. The apparatus for correcting the precision of a pyramidal prism according to claim 1, wherein: the left and right sides at the top of the workbench (1) are provided with transverse grooves (4) matched with the connecting plate (5) for use, and the front and back sides at the top of the workbench (1) are provided with longitudinal grooves (10) matched with the displacement plates (12) for use.

4. The apparatus for correcting the precision of a pyramidal prism as claimed in claim 1, wherein: both sides all have a bearing frame through bolt fixed mounting around workstation (1) bottom, and the inner chamber of bearing frame passes through the surface swing joint of bearing and second stud (7), second stud (7) are located the bottom of first stud (8).

5. The apparatus for correcting the precision of a pyramidal prism according to claim 1, wherein: polishing assembly (2) includes layer board (26), the junction welding of the surface of layer board (26) and displacement plate (12), layer board (26) are located the top of workstation (1), the top fixed mounting of layer board (26) has driving motor (22), the output fixed mounting of driving motor (22) has lead screw (24), the surface of lead screw (24) and one side thread bush that is close to displacement plate (12) are equipped with installation piece (27), there is polishing plate (21) at the top of installation piece (27) through pivot swing joint, one side threaded connection of installation piece (27) has fastening bolt (25).

6. The apparatus for correcting the precision of a pyramidal prism according to claim 5, wherein: the bottom of the supporting plate (26) is movably embedded with a ball (23), the bottom of the ball (23) is in contact with the top of the workbench (1), and one end of the fastening bolt (25) is in contact with the surface of the polishing plate (21).

7. The apparatus for correcting the precision of a pyramidal prism according to claim 5, wherein: one end, far away from the driving motor (22), of the screw rod (24) is movably connected with the surface of the displacement plate (12) through a bearing, the surface of the mounting block (27) is in sliding contact with the joint of the displacement plate (12), and the bottom of the mounting block (27) is a plane and is in sliding contact with the top of the supporting plate (26).