CN113154324A - Cutting module with adjustable elasticity and have its stage lamp - Google Patents

Abstract

The invention discloses a cutting module with adjustable tightness and a stage lamp with the same, wherein the cutting module with adjustable tightness comprises a support and a movable clamping piece which is arranged on the support and used for clamping a cutting disc, the cutting disc can freely rotate under the support of the movable clamping piece, and the movable clamping piece is provided with an adjusting unit for adjusting the tightness degree of the cutting disc clamped by the movable clamping piece and a locking unit for fixing the position of the adjusted movable clamping piece. No matter whether the machining precision of cutting dish, activity holder has error or wearing and tearing, the adjustment unit that passes through that all can be simple makes the cutting dish steadily rotate, and the activity holder gradually adjusts the position through the adjustment unit to can adjust the elasticity degree of adjustment unit while observing the cutting dish, after the activity holder reaches the ideal position, just through locking unit locking, the regulation mode is obviously simpler, and the regulation precision is higher.

Description

Cutting module with adjustable elasticity and have its stage lamp

Technical Field

The invention relates to the technical field of stage lamps, in particular to a tightness-adjustable cutting module and a stage lamp with the same.

Background

Stage lamps usually have a cutting module to cut the light beam into various shapes, and a cutting disc in the cutting module can also rotate around the center of the light beam, so that the projected light spot also rotates accordingly. Generally, the cutting disc is clamped by the clamping piece, the cutting disc can rotate freely under the support of the clamping piece, however, due to the fact that errors exist in machining accuracy of the cutting disc or the clamping piece, and abrasion in the using process can cause the clamping piece to clamp the cutting disc too tightly or too loosely, the cutting disc is blocked or shaken when rotating, and the light spot effect is affected.

Disclosure of Invention

The invention aims to overcome at least one defect in the prior art and provides a cutting module with adjustable tightness, which can adjust the tightness degree of a cutting disc clamped by a clamping piece so that the cutting disc is stable and smooth in the rotating process.

In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a cutting module with adjustable elasticity, includes the support and set up in be used for the movable holder of centre gripping cutting disc on the support, the cutting disc is in can free rotation under the support of activity holder, be provided with on the cutting disc and be used for the light path to pass through the unthreaded hole and center on a plurality of cutting pieces that lead to the unthreaded hole, the cutting piece can cut into/cut out the light path under actuating mechanism's drive, the activity holder has adjusts its centre gripping the regulating unit of cutting disc elasticity degree and after adjusting movable holder position carries out fixed locking unit.

The cutting module with adjustable tightness adjusts the movable clamping piece to clamp the tightness of the cutting disc to a proper degree through the adjusting unit, then utilizes the locking unit to fix the position of the adjusted movable clamping piece, so that the cutting disc is stable and smooth in the rotating process, the machining precision of the cutting disc and the movable clamping piece can not have error or abrasion, the cutting disc and the movable clamping piece can be simply adjusted through the adjusting unit to enable the cutting disc to ideally rotate, the position of the movable clamping piece is gradually adjusted through the adjusting unit, so that the tightness of the cutting disc can be observed while the adjusting unit is adjusted, and the movable clamping piece is locked through the locking unit after reaching the ideal position, and is moved to a new position and then locked through manual operation relative to the movable clamping piece, observe again whether the elasticity degree is suitable, improper then adjusts once more, the regulation mode of this application is obviously simpler, and the regulation precision is higher.

Further, the adjusting unit comprises an abutting piece for pushing the movable clamping piece to be close to/far away from the cutting disc, and a retaining piece for enabling the movable clamping piece to always move along with the abutting piece. The pushing piece pushes the movable clamping piece to move in a pushing mode, the retaining piece can provide certain maintaining force for the movable clamping piece in the moving process of the movable clamping piece, the position of the movable clamping piece cannot be changed easily as long as the pushing piece is not adjusted, and a user can conveniently adjust and observe the tightness degree of the cutting disc.

Furthermore, the holding piece comprises a supporting plate with a fixed position and an elastic piece clamped between the supporting plate and the movable clamping piece, and the elastic piece pushes or pulls the movable clamping piece to move along with the supporting piece all the time. The elastic piece normally applies a force opposite to the pushing piece to the movable clamping piece, so that the movable clamping piece can be kept stable and cannot move randomly when the pushing piece pushes the movable clamping piece to be close to or far from the pushing plate.

Furthermore, the pushing part comprises a cylinder with an adjusting threaded hole and an adjusting screw matched with the adjusting threaded hole, and a nut of the adjusting screw pushes the movable clamping part to move. Because the adjusting screw is matched with the adjusting threaded hole in the column body, when the adjusting screw is screwed, the nut of the adjusting screw approaches the column body, and the movable clamping piece moves under the driving of the nut.

Furthermore, the movable clamping piece is provided with a through hole, the column body is inserted into the through hole from one side of the movable clamping piece, the adjusting screw is inserted into the through hole from the other side of the movable clamping piece and matched with the adjusting threaded hole in the column body, and the nut is positioned outside the through hole. The nut of the adjusting screw can directly push the movable clamping piece only by drilling a through hole in the movable clamping piece, the processing is simple, the cost is low, the change to the existing parts is small, and a connecting piece is not required to be additionally arranged to connect the adjusting screw with the movable clamping piece so as to drive the movable clamping piece to move.

Furthermore, the pushing part comprises an adjusting screw and a cylinder with an adjusting threaded hole, the elastic part is arranged around the cylinder, two ends of the elastic part are respectively abutted against the abutting plate and the movable clamping part, and the adjusting screw is matched with the adjusting threaded hole and pushes the movable clamping part to move through a nut. The cylinder guides the elastic piece, and the elastic piece is prevented from being bent laterally in the stretching process to cause unrecoverable deformation.

Further, the bracket is provided with a guide hole extending along the moving direction of the movable clamping piece, and a part of the movable clamping piece is positioned in the guide hole. The guide hole guides the movable clamping piece to enable the movable clamping piece to move along the length direction of the guide hole and not to shake randomly.

Further, the locking unit is including being located locking screw hole and locking screw on the activity holder, locking screw's double-screw bolt part pass on the support behind the sheet metal component with locking screw hole cooperatees, the sheet metal component corresponds locking screw is provided with and dodges the hole. After the locking screw moves along with the movable clamping piece, the locking screw is screwed down, and the movable clamping piece is fixed on the sheet metal part.

Furthermore, the support is also provided with a fixed clamping piece for clamping the cutting disc, and the fixed clamping piece and the movable clamping piece support the cutting disc together. The fixed clamping piece is used as a reference, the movable clamping piece pushes the cutting disc to be close to or far away from the fixed clamping piece, and the fixed clamping piece is lower in cost relative to the movable clamping piece.

Further, the quantity of fixed holder the activity holder is 2, and encircles cutting disc evenly distributed, 2 fixed holder sets up adjacently, 2 the activity holder sets up adjacently. 2 fixed holder, 2 the activity holder is common right the cutting disc supports, is enough to ensure the steady of cutting disc avoids extravagant, adjusts 2 the activity holder will make the cutting disc is close to or keeps away from 2 fixed holder.

Furthermore, the movable clamping piece is provided with a pivoted clamping wheel, and a clamping groove for clamping the cutting disc is formed in the clamping wheel along the circumferential direction. In the rotating process of the cutting disc, the clamping wheels can rotate synchronously under the driving of the cutting disc, and the friction force is reduced.

Furthermore, two ends of each cutting blade are respectively connected with one driving mechanism, and the two driving mechanisms are driven independently. The driving mechanism can be driven by a single one to enable the cutting blade to rotate around the other end, or the two driving mechanisms can synchronously rotate to enable the cutting blade to translate, or the two driving mechanisms can be driven asynchronously, so that other points except the end fixing point of the cutting blade can be used as a swing center.

The invention also provides a stage lamp which comprises any one of the cutting modules with adjustable tightness.

Drawings

Fig. 1 is a schematic front view of a cutting module with adjustable tightness according to the present invention.

Fig. 2 is a schematic view of the reverse structure of the tightness-adjustable cutting module of the present invention.

Fig. 3 is a schematic view of the matching structure of the movable clamping piece, the adjusting unit and the locking unit.

In the figure:

100. a support; 110. a sheet metal part; 200. a movable clamping member; 211. a holding plate; 212. an elastic member; 213. a pushing member; 2131. a cylinder; 2132. an adjusting screw; 220. locking the screw; 230. a clamping wheel; 240. connecting columns; 241. a through hole; 300. fixing the clamping piece; 400. cutting the disc; 410. a light through hole; 420. cutting the slices; 430. a drive mechanism.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

As shown in fig. 1 to 3, the present invention provides a cutting module with adjustable tightness, which includes a support 100 and a movable clamping member 200 disposed on the support 100 and used for clamping a cutting disc 400, wherein the cutting disc 400 is supported by the movable clamping member 200 to be freely rotatable, the cutting disc 400 is provided with a light through hole 410 for passing a light path and a plurality of cutting sheets 420 surrounding the light through hole 410, the cutting sheets 420 can cut in/out the light path under the driving of a driving mechanism 430, and the movable clamping member 200 has an adjusting unit for adjusting the tightness degree of clamping the cutting disc 400 and a locking unit for fixing the position of the adjusted movable clamping member 200.

The cutting module with adjustable tightness adjusts the tightness of the cutting disc 400 clamped by the movable clamping member 200 to a proper degree through the adjusting unit, and then the locking unit is utilized to fix the position of the adjusted movable clamping member 200, so that the cutting disc 400 can smoothly rotate in the rotating process, no matter the machining precision of the cutting disc 400 and the movable clamping member 200 has no error or abrasion, the cutting disc 400 can be ideally rotated through simple adjustment of the adjusting unit, and the position of the movable clamping member 200 is gradually adjusted through the adjusting unit, so that the tightness of the cutting disc 400 can be observed while the adjusting unit is adjusted, after the movable clamping member 200 reaches the proper position, the movable clamping member 200 is locked through the locking unit, and the movable clamping member 200 is manually moved to a new position and then locked, observe again whether the elasticity degree is suitable, improper then adjusts once more, the regulation mode of this application is obviously simpler, and the regulation precision is higher.

In a preferred embodiment of the present invention, the adjusting unit includes an abutting member 213 that pushes the movable clamp 200 closer to/away from the cutting tray 400, and a holder that causes the movable clamp 200 to always follow the movement of the abutting member 213. The pushing member 213 pushes the movable clamping member 200 to move in a pushing manner, and the retaining member provides a certain retaining force to the movable clamping member 200 during the moving process of the movable clamping member 200, so that the position of the movable clamping member 200 cannot be easily changed as long as the pushing member 213 is not adjusted, which is more convenient for a user to observe the tightness of the cutting disc 400 while adjusting.

Alternatively, the holding member may elastically abut the movable clamping member 200 against the abutting member 213, or may directly connect the movable clamping member 200 and the abutting member 213 together, so that the movable clamping member 200 moves along with the abutting member 213.

In a preferred embodiment of the present invention, the holder includes a fixed-position abutting plate 211, and an elastic member 212 clamped between the abutting plate 211 and the movable clamping member 200, wherein the elastic member 212 pushes or pulls the movable clamping member 200 to move along with the abutting member 213. The elastic member 212 normally applies a force opposite to the pushing member 213 to the movable clamping member 200, so as to ensure that the movable clamping member 200 is kept stable and will not move freely when the pushing member 213 pushes the movable clamping member 200 to approach/depart from the supporting plate 211.

Optionally, the force applied by the elastic element 212 to the movable clamping element 200 may be a pushing force or a pulling force, the pushing element 213 always keeps the pushing force to the movable clamping element 200, when the force applied by the elastic element 212 to the movable clamping element 200 is the pushing force (at this time, the elastic element 212 is in a compressed state), the elastic element 212 and the pushing element 213 are respectively located at two sides of the movable clamping element 200, and when the force applied by the elastic element 212 to the movable clamping element 200 is the pulling force (at this time, the elastic element 212 is in an extended state), the elastic element 212 and the pushing element 213 are respectively located at the same side of the movable clamping element 200.

In a preferred embodiment of the present invention, the pushing element 213 includes a cylinder 2131 having an adjusting threaded hole and an adjusting screw 2132 matching with the adjusting threaded hole, and a nut of the adjusting screw 2132 pushes the movable clamping element 200 to move. Since the adjusting screw 2132 is matched with the adjusting threaded hole on the cylinder 2131, when the adjusting screw 2132 is screwed, the nut of the adjusting screw 2132 approaches the cylinder 2131, and the movable clamping member 200 moves under the driving of the nut.

When the retaining member directly connects the movable clamping member 200 and the pushing member 213, the retaining member does not limit the rotation of the adjusting screw 2132, but only a part of the movable clamping member 200 is limited between the retaining member and the nut of the adjusting screw 2132.

In this embodiment, the nut may directly abut against the movable clamping member 200, or may indirectly abut against the movable clamping member 200, that is, the nut abuts against a connecting member connected to the movable clamping member 200, so that the nut drives the movable clamping member 200 to move.

In a preferred embodiment of the present invention, the movable clamping member 200 has a through hole 241, the cylinder 2131 is inserted into the through hole 241 from one side of the movable clamping member 200, the adjusting screw 2132 is inserted into the through hole 241 from the other side of the movable clamping member 200 and is matched with the adjusting threaded hole on the cylinder 2131, and the nut is located outside the through hole 241. The nut of the adjusting screw 2132 can directly push the movable clamping piece 200 only by drilling a through hole 241 in the movable clamping piece 200, the processing is simple, the cost is low, the change to the existing parts is small, and no additional connecting piece is needed to connect the adjusting screw 2132 with the movable clamping piece 200 so as to drive the movable clamping piece 200 to move.

In a preferred embodiment of the present invention, the pushing element 213 includes an adjusting screw 2132 and a cylinder 2131 having an adjusting threaded hole, the elastic element 212 is disposed around the cylinder 2131, two ends of the elastic element respectively abut against the pushing plate 211 and the movable clamping element 200, and the adjusting screw 2132 is matched with the adjusting threaded hole and pushes the movable clamping element 200 to move through a nut. The cylinder 2131 guides the elastic member 212, so as to prevent the elastic member 212 from being bent laterally in the process of extension and retraction, thereby avoiding unrecoverable deformation.

Optionally, two ends of the elastic element 212 are independent from the supporting plate 211 and the movable clamping element 200, respectively, and are not connected to each other, and in other embodiments, two ends of the elastic element 212 may be connected to the supporting plate 211 and the movable clamping element 200.

In other embodiments, the elastic member 212 may also be an elastic rubber or other elastic element.

Optionally, the cylinder 2131 is fixed to the holding plate 211.

In a preferred embodiment of the present invention, the bracket 100 has a guide hole extending in a moving direction of the movable clamp 200, and a portion of the movable clamp 200 is located in the guide hole. The guide hole guides the movable clamping member 200 to move along the length direction of the guide hole, so that the movable clamping member does not shake randomly.

In a preferred embodiment of the present invention, the locking unit includes a locking threaded hole and a locking screw 220, the locking screw 220 is located on the movable clamping member 200, a stud portion of the locking screw 220 is matched with the locking threaded hole after passing through the sheet metal part 110 on the bracket 100, and the sheet metal part 110 is provided with an avoidance hole corresponding to the locking screw 220. After the locking screw 220 moves along with the movable clamping member 200, the locking screw 220 is tightened, and the movable clamping member 200 is fixed on the sheet metal part 110.

In this embodiment, the avoiding hole has a long bar shape, so as to allow the locking screw 220 to move along with the movable clamping member 200.

Optionally, the guiding hole and the avoiding hole are respectively located on 2 sheet metal parts 110.

In a preferred embodiment of the present invention, the bracket 100 is further provided with a fixed clamping member 300 for clamping the cutting disc 400, and the fixed clamping member 300 supports the cutting disc 400 together with the movable clamping member 200. The fixed clamp 300 is used as a reference, the movable clamp 200 pushes the cutting disc 400 to be close to or far from the fixed clamp 300, and the fixed clamp 300 is lower in cost relative to the movable clamp 200.

In this embodiment, the position of the fixed clamp 300 on the bracket 100 is manually adjustable, but the adjusting unit is not correspondingly provided, and the position of the fixed clamp 300 is not generally adjusted when the movable clamp 200 is adjusted.

In a preferred embodiment of the present invention, the number of the fixed clamps 300 and the movable clamps 200 is 2, and the fixed clamps 300 and the movable clamps 200 are uniformly distributed around the cutting disc 400, 2 fixed clamps 300 are adjacently disposed, and 2 movable clamps 200 are adjacently disposed. 2 fixed holder 300, 2 movable holder 200 support jointly cutting disc 400, be enough for the guarantee cutting disc 400 steady, avoid extravagant, adjust 2 movable holder 200 will make cutting disc 400 be close to or keep away from 2 fixed holder 300.

In other embodiments, 2 fixed clamps 300 and 2 movable clamps 200 may be provided at intervals.

In a preferred embodiment of the present invention, the movable clamping member 200 has a pivoted clamping wheel 230, and the clamping wheel 230 is circumferentially provided with a clamping groove for clamping the cutting disc 400. During the rotation of the cutting disc 400, the clamping wheels 230 will rotate synchronously under the driving of the cutting disc 400, so as to reduce the friction force.

In this embodiment, the fixed clamp 300 also has a pivoted clamping wheel 230, and the clamping wheel 230 is provided with a clamping groove along the circumferential direction for clamping the cutting disc 400.

In this embodiment, the movable clamping member 200 further includes a connection column 240, the clamping wheel 230 is pivoted to the connection column 240, the locking screw 220, the elastic member 212 and the adjusting screw 2132 all act on the connection column 240, and the guide hole and the avoiding hole are respectively located on 2 sheet metal parts 110 at two ends of the connection column 240.

In the preferred embodiment of the present invention, both ends of each cutting blade 420 are connected to one of the driving mechanisms 430, and the driving of the two driving mechanisms 430 is independent. The driving mechanism 430 may be driven by a single driving mechanism to rotate the cutting blade 420 around the other end, or the two driving mechanisms 430 may be synchronously rotated to translate the cutting blade 420, or the two driving mechanisms 430 may be driven asynchronously, so that points other than the end fixing point of the cutting blade 420 may be the swing center.

The invention also provides a stage lamp which comprises any one of the cutting modules with adjustable tightness.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. 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 (13)

1. The utility model provides a cutting module with adjustable elasticity, characterized in that, including support (100) and set up in be used for centre gripping cutting disc (400) movable holder (200) on support (100), cutting disc (400) are in can free rotation under the support of activity holder (200), be provided with on cutting disc (400) and be used for light path to pass through light hole (410) and around a plurality of cutting pieces (420) of light hole (410), light path can be cut into/out in cutting piece (420) under the drive of actuating mechanism (430), activity holder (200) have adjust its centre gripping the regulating unit of cutting disc (400) elasticity degree and after the regulation the locking unit that activity holder (200) position was fixed.

2. The tightness-adjustable cutting module according to claim 1, characterized in that said adjustment unit comprises an abutment (213) that pushes said movable grip member (200) closer to/away from said cutting disc (400), and a holder that keeps said movable grip member (200) moving at all times following said abutment (213).

3. The tightness-adjustable cutting die set according to claim 2, characterized in that said holder comprises a fixed abutting plate (211), an elastic member (212) clamped between said abutting plate (211) and said movable clamping member (200), said elastic member (212) pushing or pulling said movable clamping member (200) to move along with said abutting member (213).

4. The tightness-adjustable cutting module according to claim 2, characterized in that said pushing element (213) comprises a cylinder (2131) with a threaded adjustment hole and an adjustment screw (2132) cooperating with said threaded adjustment hole, the nut of said adjustment screw (2132) pushing against said movable clamping element (200) for movement.

5. The tightness-adjustable cutting die set according to claim 4, characterized in that said movable clamping member (200) has a through hole (241), said cylinder (2131) is inserted into said through hole (241) from one side of said movable clamping member (200), said adjusting screw (2132) is inserted into said through hole (241) from the other side of said movable clamping member (200) and is engaged with an adjusting threaded hole on said cylinder (2131), and said nut is located outside said through hole (241).

6. The tightness-adjustable cutting module according to claim 3, wherein the pushing member (213) comprises an adjusting screw (2132) and a cylinder (2131) having an adjusting threaded hole, the elastic member (212) is disposed around the cylinder (2131), two ends of the elastic member respectively push against the holding plate (211) and the movable clamping member (200), and the adjusting screw (2132) is engaged with the adjusting threaded hole and pushes against the movable clamping member (200) through a nut to move.

7. The tightness-adjustable cutting die set according to claim 1, wherein said support (100) has a guide hole extending along a moving direction of said movable clamp (200), and a portion of said movable clamp (200) is located in said guide hole.

8. The cutting module with adjustable tightness according to claim 1, characterized in that the locking unit comprises a locking threaded hole and a locking screw (220) which are located on the movable clamping piece (200), the stud portion of the locking screw (220) is matched with the locking threaded hole after passing through a sheet metal part (110) on a support (100), and the sheet metal part (110) is provided with an avoiding hole corresponding to the locking screw (220).

9. The tightness-adjustable cutting die set according to claim 1, characterized in that said supporting frame (100) is further provided with a fixed clamping member (300) for clamping said cutting disc (400), said fixed clamping member (300) supporting said cutting disc (400) together with said movable clamping member (200).

10. The tightness-adjustable cutting die set according to claim 9, wherein said fixed clamps (300) and said movable clamps (200) are 2 in number and are uniformly distributed around said cutting disc (400), 2 fixed clamps (300) are adjacently disposed, and 2 movable clamps (200) are adjacently disposed.

11. The tightness-adjustable cutting die set according to claim 1, characterized in that said movable clamping member (200) has a pivoted clamping wheel (230), said clamping wheel (230) being circumferentially provided with a clamping groove for clamping said cutting disc (400).

12. The tightness-adjustable cutting die set according to claim 1, wherein both ends of each cutting blade (420) are connected with one driving mechanism (430), and the two driving mechanisms (430) are driven independently.

13. A stage light, characterized by the adjustable-tightness cutting module of any one of claims 1 to 12.

Images