阅读说明：本技术 一种灯光的无极旋转切割系统 (Electrodeless rotatory cutting system of light ) 是由 陈巧 肖阁华 于 2019-12-27 设计创作，主要内容包括：本发明公开了一种灯光的无极旋转切割系统,包括第一切割部和第二切割部；第一切割部设置有四对拨片,每两个切割片以对称设置的方式形成一组切割组；第二切割部设置有一圈挡光片、顶板和边环；顶板中环形分布有一圈直线通槽；每个挡光片的两端设置有凸柱并通过凸柱安装在边环的通孔中；挡光片两端的凸柱穿过顶板的直线通槽使得每一个挡光片的两端位于同一个圆上。本发明设置有双重的灯光切割设备,分别为两对切割片和一组环形分布的挡光片,两个不同的灯光切割设备能独立的调节灯光的光斑形状或大小,且均为非跳跃式的无极调节；最终共同实现灯光的无极切割。(The invention discloses a stepless rotary cutting system of lamplight, which comprises a first cutting part and a second cutting part, wherein the first cutting part is arranged on the first cutting part; the first cutting part is provided with four pairs of shifting pieces, and every two cutting pieces form a group of cutting groups in a symmetrical arrangement mode; the second cutting part is provided with a circle of light blocking sheets, a top plate and a side ring; a circle of straight through grooves are annularly distributed in the top plate; the two ends of each light barrier are provided with convex columns and are arranged in the through holes of the side rings through the convex columns; the convex columns at the two ends of the light blocking sheet penetrate through the straight through groove of the top plate, so that the two ends of each light blocking sheet are positioned on the same circle. The invention is provided with double light cutting devices which are two pairs of cutting pieces and a group of light blocking pieces distributed annularly, wherein two different light cutting devices can independently adjust the shape or size of light spots of light and are non-jumping type stepless adjustment; finally, electrodeless cutting of lamplight is achieved together.)

1. An electrodeless rotary cutting system of lamplight, characterized by comprising: a first cutting part and a second cutting part;

the first cutting part is provided with four pairs of shifting pieces, and each pair of shifting pieces is connected with one cutting piece in a relatively rotatable manner; the cutting blade is arranged in the linear groove of the clamping plate through the convex column on the cutting blade and moves back and forth along the linear groove; every two cutting sheets form a group of cutting groups in a symmetrical arrangement mode; different cutting groups have certain angles; when the shifting piece moves, the cutting piece is driven by the shifting piece and limited by the linear groove of the clamping plate, so that the size of the light path in the middle of one group of cutting groups is changed;

the second cutting part is provided with a circle of light blocking sheets, a top plate and a side ring; a circle of straight through grooves are annularly distributed in the top plate; the number of the straight through grooves is more than or equal to that of the light blocking sheets; a circle of through holes are annularly distributed on the side ring, and the number of the through holes is more than or equal to that of the light blocking sheets; the two ends of each light barrier are provided with convex columns and are arranged in a circle of through holes of the side ring through the convex columns; the convex columns at the two ends of the light blocking sheet penetrate through the straight through groove of the top plate, so that the two ends of each light blocking sheet are positioned on the same circle; the movement of the light blocking sheet is limited by the top plate and the side ring at the same time, so that when the top plate and the side ring rotate relatively, the size of the light path in the middle of one circle of the light blocking sheet changes.

2. Electrodeless rotary cutting system as claimed in claim 1, characterized in that: each of the four pairs of shifting pieces is respectively connected with an independent motor; the rotating shafts of all the motors connected with the shifting piece are positioned on the same circle, and the rotating shafts of the motors are connected with the shifting piece through a main pin shaft.

3. Electrodeless rotary cutting system as claimed in claim 1, characterized in that: the main pin shaft is arranged on the clamping plate through a bearing; the bearing is installed on the clamping plate through a bearing sleeve.

4. Electrodeless rotary cutting system as claimed in any one of claims 1 to 3, characterized in that: a through groove is formed in the shifting piece; the limiting bolt is arranged on the clamping plate and penetrates through the through groove of the shifting piece; the limiting bolt is used for limiting the movement range of the shifting piece.

5. Electrodeless rotary cutting system as claimed in claim 1, characterized in that: the side ring is fixedly connected with a rack arranged on the clamping plate; the rack and the clamping plate can move relatively; the clamping plate is also provided with a gear meshed with the rack; the gear is interconnected with a motor equipped with an aperture follower.

6. Electrodeless rotary cutting system as claimed in claim 1, characterized in that: the clamping plate is fixedly connected with the main plate; a rotating motor is arranged on the main board; a gear is arranged on a rotating shaft of the rotating motor;

the outer edge of the main board is connected with a rotating flange in a relatively rotating manner; the rotating flange is fixed on the rotating plate teeth; the rotary toothed plate is provided with an inner gear ring which is meshed with a gear on the rotary motor.

7. Electrodeless rotary cutting system of light as claimed in claim 6, characterized in that: the rotating flange is mounted on the meniscus; the meniscus is fixedly mounted on the rotating plate teeth.

8. Electrodeless rotary cutting system of light as claimed in claim 6, characterized in that: the main board is fixedly connected with the rotary supporting plate; a thimble is arranged on the panel of the rotary supporting plate; the tail end of the thimble is in contact with the limiting ring and can slide along the limiting ring; the limiting ring is fixedly arranged in the supporting plate.

Technical Field

The invention relates to the field of stage lighting, in particular to a stepless rotary cutting system for lighting.

Background

The stage lighting is also called as 'stage lighting', and is one of the means of stage art modeling. With the development of the scenario, stage lighting equipment (such as lighting lamps, slide projectors, control systems and the like) and technical means are used for displaying the environment and rendering the atmosphere by light colors and changes thereof, highlighting central characters, creating the sense of space and time of the stage, shaping the external image of the stage performance and providing necessary lighting effects (such as wind, rain, clouds, water and lightning). Stage lighting is an important component of a performance space, and is an artistic creation that performs all-around visual environment lighting design on characters and required specific scenes according to the development of plots and reproduces design intentions to audiences in a visual image mode purposefully.

In the field of modern stage lighting, the imaging system mainly adopts the principle that a cutting device is used for cutting light beams to project various preset and designed patterns.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a lamplight stepless rotary cutting system.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a stepless rotary cutting system for lamplight comprises a first cutting part and a second cutting part;

the first cutting part is provided with four pairs of shifting pieces, and each pair of shifting pieces is connected with one cutting piece in a relatively rotating way; the cutting blade is arranged in the linear groove of the clamping plate through the convex column on the cutting blade and moves back and forth along the linear groove; every two cutting sheets form a group of cutting groups in a symmetrical arrangement mode; different cutting groups have certain angles; when the shifting piece moves, the cutting piece is driven by the shifting piece and limited by the linear groove of the clamping plate, so that the size of the light path in the middle of one group of cutting groups is changed;

the second cutting part is provided with a circle of light blocking sheets, a top plate and a side ring; a circle of straight through grooves are annularly distributed in the top plate; the number of the straight through grooves is more than or equal to that of the light blocking sheets; a circle of through holes are annularly distributed on the edge ring, and the number of the through holes is more than or equal to that of the light blocking sheets; the two ends of each light barrier are provided with convex columns and are arranged in a circle of through holes of the side ring through the convex columns; the convex columns at the two ends of the light blocking sheet penetrate through the straight through groove of the top plate, so that the two ends of each light blocking sheet are positioned on the same circle; the movement of the light blocking sheet is limited by the top plate and the side ring at the same time, so that when the top plate and the side ring rotate relatively, the size of the light path in the middle of one circle of the light blocking sheet changes.

Preferably, each of the four pairs of shifting pieces is respectively connected with an independent motor; the rotating shafts of all the motors connected with the shifting piece are positioned on the same circle, and the rotating shafts of the motors are connected with the shifting piece through a main pin shaft.

Preferably, the main pin shaft is arranged on the clamping plate through a bearing; the bearing is arranged on the clamping plate through a bearing sleeve.

Preferably, a through groove is formed in the shifting piece; the limiting bolt is arranged on the clamping plate and penetrates through the through groove of the shifting piece; the limiting bolt is used for limiting the movement range of the shifting piece.

Preferably, the side ring is fixedly connected with a rack arranged on the clamping plate; the rack and the clamping plate can move relatively; the clamping plate is also provided with a gear meshed with the rack; the gear is interconnected with a motor having an aperture follower.

Preferably, the clamping plate is fixedly connected with the main plate; a rotating motor is arranged on the main board; a gear is arranged on a rotating shaft of the rotating motor;

the outer edge of the main board is connected with a rotating flange which can rotate relatively; the rotating flange is fixed on the rotating plate teeth; the rotating toothed plate is provided with an inner gear ring which is meshed with a gear on the rotating motor.

Further preferably, the rotating flange is mounted on the meniscus; the meniscus is fixedly mounted on the rotating plate teeth.

Further preferably, the main plate is fixedly connected with the rotary supporting plate; a thimble is arranged on the panel of the rotary supporting plate; the tail end of the thimble is contacted with the limiting ring and can slide along the limiting ring; the spacing ring is fixedly arranged in the supporting plate.

The invention is provided with double light cutting devices which are two pairs of cutting pieces and a group of light blocking pieces distributed annularly, wherein two different light cutting devices can independently adjust the shape or size of light spots of light and are non-jumping type stepless adjustment; finally, electrodeless cutting of lamplight is achieved together.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

fig. 4 and 5 are exploded views in different directions of fig. 1;

FIGS. 6 and 7 are exploded views of the regulating part of the present invention in different directions;

fig. 8 is a partial exploded view of the regulating part of the present invention.

In the figure: a cutting section 1; a base plate 11; a clamping plate 12; a bearing housing 13; a bearing 14; a limit bolt 15; a king pin 16; a plectrum 17; a clamp bearing post 18; (ii) a A support column 19; a secondary support post 110; a rack 111; a gear 112; a cutting blade 113; a circular ring bottom plate 114; a cutting blade 115; a cutting blade 116; a circular ring bottom plate 117; a cutting blade 118; a large collar 120; a small collar 121; a connecting bolt 122; a top plate 123; a light-blocking sheet 124; an edge ring 125; an outer ring 126; an inner ring 127; a main board 21; a rotating bracket 31; a rotating flange 41; a meniscus 42; a rotating electric machine 43; a blower 44; a motor 45; an aperture follower 46; a motor 47; the rotating plate teeth 51; cutting the press plate 61; a support plate 62; a stop collar 63; a thimble 64; the support plate 65 is rotated.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 to 5, the cutting section 1 of the present invention is located at the forefront of the entire cutting system; the cutting part 1 is internally provided with a double cutting mechanism; and the rear part of the cutting part 1 is provided with other matched mechanisms.

Behind the cutting unit 1, a main plate 21, a rotary holder 31, a meniscus 42, a rotary toothed plate 51, a rotary support plate 65, a retainer ring 63, a support plate 62, and a cutting platen 61 are sequentially provided.

The installation movement mode of the invention can be divided into a rotating part and a fixing part, wherein the rotating part mainly comprises a cutting part 1, a main plate 21 and a rotating support plate 65.

The fixing part mainly comprises a rotating bracket 31, a meniscus 42, a rotating toothed plate 51, a limiting ring 63, a supporting plate 62 and a cutting pressing plate 61.

In addition to the above-mentioned panels, equipment is provided for installation on the panels, wherein the rotating part comprises: a rotary motor 43, a blower 44, a motor 45, a diaphragm follower 46, a motor 47, a limit ring 63 and a thimble 64.

Belongs to the fixed part: the flange 41 is rotated.

The main plate 21 and the rotary supporting plate 65 hold the rotary member therebetween and simultaneously rotate the front cutting unit 1.

As shown in fig. 1, 2 and 4, the main plate 21 is a circular plate, and a plurality of through holes for other components to pass through are formed inside the main plate; specifically comprises a round rectangular through hole positioned below and used for mounting the rotating motor 43; the rectangular clamping hole is positioned on the right side; a maximum diameter at the very middle, a circular hole for light passage, and 9 sub-major diameter circular holes annularly surrounding the middle circular hole; a smaller circular hole surrounding each minor large diameter circular hole; and a plurality of smallest round holes for mounting small parts such as screws.

The main plate 21 is held by four rotating flanges 41 mounted on a meniscus 42 and is rotatable relative to the stationary part.

The rotating bracket 31 belongs to a fixed part and is provided with a plurality of through holes or curled edges for connecting or fixing with other parts, and the middle part of the rotating bracket 31 is a circular through hole with the diameter slightly smaller than that of the outer edge of the main plate 21.

A pair of symmetrical menisci 42 are arranged behind the rotating bracket 31, and the upper end and the lower end of each meniscus 42 are respectively provided with a rotating flange 41 for clamping the mainboard 21; the menisci 42 are tightly attached to the rotating support 31 and are fixed to each other by fasteners such as screws, bolts, etc. installed through the corresponding through holes.

Furthermore, at the middle position of the meniscus 42, as shown in fig. 4 and 5, a ring of motors 45 (8 in total) distributed annularly is provided, and the motors 45 are installed on the main plate 21 in one-to-one correspondence with the bearings 14 (8 in total) in the cutting part 1, as shown in fig. 1 and 2. And a motor 47 is provided at a middle position of the upper end, a diaphragm follower 46 is fixed to a rotation shaft of the motor 47, and the diaphragm follower 46 is engaged with a gear 112 in the cutting part 1. A rotary motor 43 is provided in a corresponding lower position of the motor 47, the rotary motor 43 is installed in a direction opposite to the motor 47, and a gear is fixed to a rotation shaft of the rotary motor 43 and engaged with the ring gear of the rotary plate gear 51.

While also mounting a blower 44 on a side of the main plate 21.

A rotating plate tooth 51 belonging to a fixed part is arranged behind the pair of menisci 42, the middle part of the rotating plate tooth 51 is a circular through hole with an inner gear ring, a plurality of through holes are distributed on the plate surface of the rotating plate tooth 51, and the through holes correspond to the through holes on the menisci 42 and are used for installing fastening bolts; the rotating plate teeth 51 are secured to the meniscus 42 by fastening bolts. The fastening bolts are distributed in a ring shape and distributed outside the light path of the middle part.

A rotary support plate 65 belonging to the rotary part is arranged behind the rotary plate tooth 51, and the rotary support plate 65 is a circular plate; the outer diameter of the outer ring gear is smaller than that of the inner ring gear of the rotating plate gear 51. The panel of the rotating support plate 65 is similarly provided with through holes distributed annularly for mounting fastening bolts fixedly connected with the main plate 21.

Three groups of annularly surrounding ejector pins 64 are arranged behind the rotary supporting plate 65; each set of annular pins 64 corresponds to one of the stop rings 63 and slides in the stop ring 63. The limiting ring 63 is three circular tracks with different diameters and located on the same plane. The retainer ring 63 is fixed to the support plate 62, and the rotating portion and the fixed portion are rotatably mounted to each other by the thimble 64.

A cutting pressure plate 61 is fixedly connected to the rear of the supporting plate 62, and the cutting pressure plate 61 is mainly used for fixedly connecting with other equipment or installing the present invention in other equipment.

The components in the cutting section 1 are explained in detail below.

As shown in fig. 6, 7 and 8, the foremost part of the cutting part 1 is one of the splints 12, two splints 12 are provided in total, and the first cutting part is arranged between the splints 12. The two splints 12 are sequentially arranged from front to back as shown in figure 8: a cutting sheet 116 and a cutting sheet 118, a ring bottom sheet 117, a cutting sheet 113 and a cutting sheet 115, and a ring bottom sheet 114.

A gear 112 is arranged above the back of the second clamping plate 12, and a rack 111 meshed with the gear 112 is arranged below the gear 112; the rear part of the second clamping plate 12 is sequentially provided with: top plate 123, light barrier 124, edge ring 125, outer ring 126 and inner ring 127, bottom plate 11.

Wherein, four edges of the bottom plate 11 are respectively provided with two large circular through holes, a middle circular through hole and three small circular through holes; each large circular through hole is correspondingly provided with a bearing sleeve 13; the bearing sleeve 13 is internally provided with a bearing 14, the middle part of the bearing 14 is provided with a main pin shaft 16, and the main pin shaft 16 is connected with a rotating shaft of a motor 45. A limit bolt 15 is fixedly arranged on the bottom plate 11 at the outer side of the bearing sleeve 13; and a shifting piece 17 is arranged at the tail end of the main pin shaft 16; an annular through groove is formed in the panel of the shifting piece 17, and the annular through groove is passed by the limiting bolt 15 so as to limit the movement range of the shifting piece 17. The end of the pick-up 17 is provided with a reel-like shaped shaft which is engaged in a linear groove in any one of the cutting blades 113, 115, 116, 188.

As shown above, the cutting blades 113, 115, 116, 188 have the same structure, wherein the cutting blades 113, 115 are a pair of mirror images, and a circular bottom sheet 114 is arranged at the rear; the cutting sheets 116 and 188 are a pair of mirror images, and a circular bottom sheet 117 is arranged at the rear.

The cutting blades 113, 115, 116 and 188 are approximately rectangular, and two linear grooves are arranged at the edge of a long side and are connected with the tail end of the shifting blade 17 in a relatively sliding manner; and a convex column is arranged in the middle of the linear groove and used for sliding relatively in the linear groove in the clamping plate 12.

The middle parts of the circular ring bottom plates 114 and 117 are provided with circular through holes for passing light paths, and the two ends of the circular ring bottom plates are fixed on the clamping plate 12 through the clamping plate bearing columns 18.

The clamping plate 12 is a cross-shaped plate, a circular through hole is formed in the middle of the clamping plate for allowing a light path to pass through, a plurality of through holes for mounting other components are formed in each of the four arms, and a linear groove is formed in the middle of one pair of arms; the linear slots of the pair of clamping plates 12 are arranged perpendicular to each other to accommodate the installation of the cutting blades 116, 188 and the cutting blades 113, 115. And a large collar 120 and a small collar 121 are arranged in the circular through hole in the middle of the clamping plate 12 at the front for limiting the size of the light path.

A total of eight shift tabs 17 and the aforementioned accessories are installed in the bottom plate 11, and every two shift tabs 17 in the eight shift tabs 17 are simultaneously connected to one cutting tab, that is, the shift tabs 17 located in the same edge among the four edges of the bottom plate 11 are simultaneously connected to one cutting tab with another shift tab 17 in the adjacent edge. So that the cutting blades 113,115, 116,188 are simultaneously controlled in motion by the two paddles 17 and the clamping plate 12 and constrained in their linear slots.

When the motor 45 moves, the shifting piece 17 is driven to rotate, the shifting piece 17 drives the corresponding cutting piece connected with the shifting piece to move, so that the cutting piece is separated from the state of shielding the light path in the graph 8, the light path is opened, and the size of the light path is changed according to the movement degree of the cutting piece to realize stepless cutting.

Behind the chucking plate 12, a rack 111 and a gear 112 are fixed as shown in fig. 6, wherein the gear 112 is engaged with the diaphragm follower 46 of the motor 47; the motor 47 and the rotating motor 43 together achieve mutual rotation of the rotating part and the fixed part of the present invention; the light path of the light realizes 360-degree electrodeless rotation.

Three supporting columns 19 and three auxiliary supporting columns 110 are also arranged at the rear part of the clamping plate 12; the supporting post 19 and the sub-supporting post 110 are used for the fixed connection of the clamping plate 12 and the base plate 11 to each other and a certain space is left between them for installing the second light cutting part.

The second light cutting portion includes a top plate 123, a light blocking sheet 124, an edge ring 125, an outer ring 126, and an inner ring 127 in sequence from front to back.

The top plate 123 is fixed to the clamping plate 12 by rivets or screws, and the outer edge is tangent to the lower edge of the rack 111. A group of linear through grooves (18 in total) distributed in an annular shape are arranged on the inner edge of the top plate 123, and each linear through groove corresponds to one light blocking sheet 124; each light barrier 124 is an arc-shaped sheet, wherein two ends of each light barrier are respectively arranged in the straight through grooves in different top plates 123; while the light blocking plate 124 is also installed in the through hole of the edge ring 125. The side ring 125 is a circular ring plate, and an arc-shaped strip corresponding to the shape of the rack 11 is arranged above the side ring; the side ring 125 is fixedly connected to the rack 11. When the edge ring 125 and the top plate 123 rotate relatively, the light blocking sheet 124 between the edge ring 125 and the top plate is driven to change the position of the light blocking sheet, so that the overall size of the light path is changed. The outer ring 126 and the inner ring 127 arranged behind the edge ring 125 are the same as the connecting bottom plate 11, and the outer ring 126 and the inner ring 127 can rotate mutually, so that the whole second light cutting part is kept without suspended parts, and the stability is improved. The power path of the side ring 125 is from the motor 47 and the rotary motor 43, through the aperture follower 46, the gear 112, and the rack 111, and finally to the side ring 125.

The motor of the invention can be selected from KH 28BYGH 112-A-40L.

The power supply device can be replaced by any product which can realize the same function, has different models, brands and internal structures, can realize the functions required by the invention, and can be correspondingly replaced by the technical personnel in the field according to the actual working requirement.

Any software, processor, power supply device and circuit connection mode used by the invention has no improvement; it belongs to a part of the prior art, and any corresponding modification, adaptation and model selection can be made according to the shape, category or purpose of the actual product, and the software, the power supply device, the processor and the connection mode of the circuit and the circuit are not the improvement part of the invention aiming at the prior art; and others not described in detail herein are within the prior art.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.