CN218926613U

CN218926613U - Rotary positioning mechanism of laser engraving machine

Info

Publication number: CN218926613U
Application number: CN202223137740.9U
Authority: CN
Inventors: 丛文瑞
Original assignee: Shenyang University
Current assignee: Shenyang University
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-04-28
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a rotary positioning mechanism of a laser engraving machine, which comprises a positioning base, wherein a limiting component is movably arranged in the positioning base, a movable bracket is movably arranged at the top of the positioning base, and a laser engraving component is movably arranged in the movable bracket. According to the scheme, the anisotropic screw is arranged to rotate, so that the sliding block moves in opposite directions, the workpiece is clamped by the positioning plate, the workpiece is positioned quickly, the laser engraving head can find the central position of the workpiece quickly, the positioning efficiency of the device is improved, later-stage movement and positioning are facilitated, and adjustment is convenient and fast; through setting up and removing cylinder and pole cylinder, make the laser engraving head remove the positive center of work piece, set up the position that the laser engraving head removed at the regulation pole, adjust the carved angle of laser and scope, make sculpture scope more extensive, the limitation is lower, adjust more nimble, improve the flexibility of device, quick location improves the machining efficiency of finish carving machine.

Description

Rotary positioning mechanism of laser engraving machine

Technical Field

The utility model relates to the technical field of laser engraving machines, in particular to a rotary positioning mechanism of a laser engraving machine.

Background

A laser engraving machine is an advanced device for engraving a material to be engraved by using laser, and generally, the laser engraving machine places the material to be processed on a workbench for processing.

Patent document publication number CN213998215U, a long workpiece engraving positioning device for a laser engraving machine, through a positioning piece arranged between a laser head and an infrared emitter, the angle between the laser head and the infrared emitter is fixed, and further the infrared emitter and the laser head are prevented from deflecting; meanwhile, the infrared positioner arranged on the side wall of the laser engraving machine body is used for positioning the long workpiece in a segmented mode, so that the accuracy of positioning of the laser engraving machine in the machining process of the long workpiece is guaranteed.

The above-mentioned patent utilizes the infrared locator that sets up in laser engraving machine body lateral wall to carry out the segmentation location to long work piece to guarantee the laser engraving machine and to fix a position the accuracy of long work piece course of working, but its in the use, because each position of the device all needs laser engraving machine infrared locator to fix a position, when processing circular or special regular work piece, perhaps carry out symmetrical laser engraving, often only need through rotatory, can need not to carry out the removal of x axle and y axle to other positions processing, the operation is comparatively loaded down with trivial details.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the utility model provides a rotary positioning mechanism of a laser engraving machine, so as to solve the problems that the existing positions of the device all need to be positioned by an infrared positioner of the laser engraving machine, when round or specially-regulated workpieces are processed or symmetrical laser engraving is carried out, other positions can be processed only through rotation, the movement of an x axis and a y axis is not needed, and the operation is relatively complicated.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a rotation type positioning mechanism of laser engraving machine, includes the location base, the inside movable mounting of location base has spacing subassembly, the top movable mounting of location base has the movable support, the inside movable mounting of movable support has the laser engraving subassembly.

The positioning base comprises a fixed base, an infrared positioner is fixedly arranged at one end of the fixed base, a limiting rod is movably arranged at two ends of the fixed base, a rubber positioning head is fixedly arranged at one end of the limiting rod, a positioning spring is movably sleeved on the outer surface of the limiting rod, the positioning spring is movably arranged between the rubber positioning head and the fixed base, moving grooves are formed in two ends of the inner portion of the fixed base, guide rail rods are fixedly arranged in the moving grooves, and positioning grooves are formed in two ends of the inner portion of the fixed base.

The limiting assembly comprises a bidirectional motor, the bidirectional motor is fixedly arranged in the fixing base, an anisotropic screw rod is fixedly arranged in the bidirectional motor, the anisotropic screw rod is rotatably arranged in the locating groove, a sliding block is movably sleeved on the outer surface of the anisotropic screw rod, a locating plate is fixedly arranged at the top of the sliding block, and the sliding block is slidably arranged in the locating groove.

The movable support comprises a movable support, the movable support is movably sleeved on the outer surface of the guide rail rod, the movable support is slidably mounted in the movable groove, the movable groove is formed in the movable support, a movable cylinder is fixedly mounted on the side edge of the movable support, a telescopic rod is fixedly mounted on the side edge of the movable support, an adjusting cylinder is movably sleeved on the outer surface of the telescopic rod, and the adjusting cylinder is fixedly mounted on the side edge of the fixed base.

The laser engraving assembly comprises a sliding head, one end of the sliding head is fixedly arranged on the side edge of a movable cylinder, the sliding head is slidably arranged in a movable groove, rotation driving is fixedly arranged in the sliding head, rotation driving is fixedly arranged at the bottom of the rotation driving, a rotating block is fixedly arranged at the bottom of the rotation driving, an adjusting rod is fixedly arranged at the bottom of the rotating block, a rod cylinder is fixedly arranged at the side edge of the adjusting rod, a laser engraving head is fixedly arranged at the side edge of the rod cylinder, and the laser engraving head is slidably arranged in the adjusting rod.

The utility model has the technical effects and advantages that:

according to the technical scheme, the anisotropic screw is arranged to rotate, so that the sliding block moves in the opposite direction, the positioning plate clamps the workpiece, the workpiece is rapidly positioned and fixed at the top of the fixed base, the workpiece is positioned right above the fixed base, the workpiece is rapidly positioned, the laser engraving head is convenient to rapidly find the central position of the workpiece, the positioning efficiency of the device is improved, the later-stage movement and positioning are convenient, and the adjustment is convenient;

through setting up removal cylinder and pole cylinder, make the laser engraving head remove the positive center of work piece, when carrying out the processing to the one end of work piece, start to rotate the drive, make the turning block drive adjust the pole and rotate to certain angle, process, simultaneously, set up the position that the laser engraving head removed at the regulation pole, adjust laser engraving angle and scope, make the sculpture scope more extensive, the limitation is lower, it is more nimble to adjust, the flexibility of improvement device, quick location, the machining efficiency of improvement finish engraving machine.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a positioning base structure according to the present utility model;

FIG. 3 is a schematic view of a limiting assembly according to the present utility model;

FIG. 4 is a schematic view of a mobile carriage according to the present utility model;

fig. 5 is a schematic structural diagram of a laser engraving member according to the present utility model.

The reference numerals are: 1. positioning a base; 2. a limit component; 3. a movable support; 4. a laser engraving assembly; 11. a fixed base; 12. an infrared locator; 13. a limit rod; 14. a rubber positioning head; 15. a positioning spring; 16. a moving groove; 17. a guide rail rod; 18. a positioning groove; 21. a bi-directional motor; 22. a heterodromous screw; 23. a sliding block; 24. a positioning plate; 31. a moving rack; 32. a movable groove; 33. a telescopic rod; 34. adjusting a cylinder; 35. a moving cylinder; 41. a slider; 42. a rotation drive; 43. a rotating block; 44. an adjusting rod; 45. a rod cylinder; 46. a laser engraving head.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, an embodiment of the present utility model provides a rotary positioning mechanism of a laser engraving machine, which includes a positioning base 1, a limiting component 2 movably mounted in the positioning base 1, a moving support 3 movably mounted at the top of the positioning base 1, and a laser engraving component 4 movably mounted in the moving support 3.

Wherein, positioning base 1 includes unable adjustment base 11, unable adjustment base 11's one end fixed mounting has infrared locator 12, unable adjustment base 11 both ends movable mounting has gag lever post 13, the one end fixed mounting of gag lever post 13 has rubber positioning head 14, the surface activity of gag lever post 13 has cup jointed positioning spring 15, positioning spring 15 movable mounting is between rubber positioning head 14 and unable adjustment base 11, movable groove 16 has all been seted up at unable adjustment base 11 inside both ends, movable groove 16's inside fixed mounting has guide rail bar 17, the constant head tank 18 has all been seted up at unable adjustment base 11 inside both ends, set up gag lever post 13, carry out spacingly to positioning spring 15, avoid positioning spring 15 to produce crooked and skew, simultaneously, set up movable groove 16 and guide rail bar 17, it is spacing to slider 23, when making anisotropic screw 22 rotate, slider 23 slides in the inside of constant head tank 18, thereby carry out centre gripping and location to the work piece.

The limiting assembly 2 comprises a bidirectional motor 21, the bidirectional motor 21 is fixedly arranged in the fixed base 11, an anisotropic screw 22 is fixedly arranged in the bidirectional motor 21, the anisotropic screw 22 is rotatably arranged in the positioning groove 18, a sliding block 23 is movably sleeved on the outer surface of the anisotropic screw 22, a positioning plate 24 is fixedly arranged at the top of the sliding block 23, and the sliding block 23 is slidably arranged in the positioning groove 18.

Wherein, remove the support 3 and include removing the frame 31, remove the frame 31 activity and cup joint the surface at the guide rail pole 17, remove the inside of frame 31 slidable mounting at the removal groove 16, the movable groove 32 has been seted up to the inside of removing the frame 31, the side fixed mounting who removes the frame 31 has the movable cylinder 35, the side fixed mounting who removes the frame 31 has telescopic link 33, the surface activity of telescopic link 33 cup joints the adjustment cylinder 34, adjustment cylinder 34 fixed mounting is at unable adjustment base 11's side, set up movable groove 32, carry out spacing to the sliding head 41, make the sliding head 41 remove in the inside of movable groove 32.

The laser engraving assembly 4 comprises a sliding head 41, one end of the sliding head 41 is fixedly arranged on the side edge of a movable cylinder 35, the sliding head 41 is slidably arranged in a movable groove 32, a rotary drive 42 is fixedly arranged in the sliding head 41, a rotary drive 42 is fixedly arranged at the bottom of the rotary drive 42, a rotary block 43 is fixedly arranged at the bottom of the rotary drive 42, an adjusting rod 44 is fixedly arranged at the bottom of the rotary block 43, a rod cylinder 45 is fixedly arranged on the side edge of the adjusting rod 44, a laser engraving head 46 is fixedly arranged on the side edge of the rod cylinder 45, the laser engraving head 46 is slidably arranged in the adjusting rod 44, the adjusting rod 44 is arranged to limit the laser engraving head 46, and the laser engraving head 46 slides in the adjusting rod 44 under the action of the rod cylinder 45.

The working process of the utility model is as follows:

when the workpiece is a regular workpiece, the workpiece is placed on the side edge of the rubber positioning head 14, the workpiece is limited on the top of the fixed base 11 under the action of the positioning spring 15, the bidirectional motor 21 is started to rotate the anisotropic screw 22, so that the sliding blocks 23 move in opposite directions, the positioning plate 24 clamps the workpiece, the workpiece is rapidly positioned and fixed on the top of the fixed base 11, the workpiece is positioned right above the fixed base 11, and the workpiece is rapidly positioned, so that the laser engraving head 46 can rapidly find the center position of the workpiece;

when the symmetrical position of the workpiece is required to be processed, the adjusting cylinder 34 is started, the telescopic rod 33 drives the movable frame 31 to move in the movable groove 16, meanwhile, the sliding head 41 is moved to a proper position through the action of the movable cylinder 35, the laser engraving head 46 is moved to the very center of the workpiece through starting the rod cylinder 45, when one end of the workpiece is processed, the rotating drive 42 is started, the rotating block 43 drives the adjusting rod 44 to rotate to a certain angle for processing, and meanwhile, the position of the laser engraving head 46 in the movable position of the adjusting rod 44 is set, and the angle and the range of laser engraving are adjusted.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a rotary type positioning mechanism of laser engraving machine, includes location base (1), its characterized in that, the inside movable mounting of location base (1) has spacing subassembly (2), the top movable mounting of location base (1) has movable support (3), the inside movable mounting of movable support (3) has laser engraving subassembly (4).

2. The rotary positioning mechanism of a laser engraving machine according to claim 1, characterized in that the positioning base (1) comprises a fixed base (11), an infrared positioner (12) is fixedly installed at one end of the fixed base (11), a limiting rod (13) is movably installed at two ends of the fixed base (11), a rubber positioning head (14) is fixedly installed at one end of the limiting rod (13), a positioning spring (15) is movably sleeved on the outer surface of the limiting rod (13), the positioning spring (15) is movably installed between the rubber positioning head (14) and the fixed base (11), moving grooves (16) are formed in two ends of the inside of the fixed base (11), guide rail rods (17) are fixedly installed in the inside of the moving grooves (16), and positioning grooves (18) are formed in two ends of the inside of the fixed base (11).

3. The rotary positioning mechanism of a laser engraving machine according to claim 1, characterized in that the limiting assembly (2) comprises a bidirectional motor (21), the bidirectional motor (21) is fixedly installed inside the fixed base (11), an anisotropic screw (22) is fixedly installed inside the bidirectional motor (21), the anisotropic screw (22) is rotatably installed inside the positioning groove (18), a sliding block (23) is movably sleeved on the outer surface of the anisotropic screw (22), a positioning plate (24) is fixedly installed at the top of the sliding block (23), and the sliding block (23) is slidably installed inside the positioning groove (18).

4. The rotary positioning mechanism of a laser engraving machine according to claim 1, characterized in that the movable bracket (3) comprises a movable bracket (31), the movable bracket (31) is movably sleeved on the outer surface of the guide rail rod (17), the movable bracket (31) is slidably mounted in the movable groove (16), the movable groove (32) is formed in the movable bracket (31), a movable cylinder (35) is fixedly mounted on the side edge of the movable bracket (31), a telescopic rod (33) is fixedly mounted on the side edge of the movable bracket (31), an adjusting cylinder (34) is movably sleeved on the outer surface of the telescopic rod (33), and the adjusting cylinder (34) is fixedly mounted on the side edge of the fixed base (11).

5. The rotary positioning mechanism of a laser engraving machine according to claim 1, characterized in that the laser engraving assembly (4) comprises a sliding head (41), one end of the sliding head (41) is fixedly mounted on the side edge of a movable cylinder (35), the sliding head (41) is slidably mounted in the movable groove (32), a rotary driving (42) is fixedly mounted in the sliding head (41), a rotary driving (42) is fixedly mounted at the bottom of the rotary driving (42), a rotary block (43) is fixedly mounted at the bottom of the rotary driving (42), an adjusting rod (44) is fixedly mounted at the bottom of the rotary block (43), a rod cylinder (45) is fixedly mounted on the side edge of the adjusting rod (44), a laser engraving head (46) is fixedly mounted on the side edge of the rod cylinder (45), and the laser engraving head (46) is slidably mounted in the adjusting rod (44).