CN113478109B

CN113478109B - Adjustable angle positioning clamp for laser engraving

Info

Publication number: CN113478109B
Application number: CN202110666633.6A
Authority: CN
Inventors: 姚希; 万静龙; 陆学军; 夏明丽; 郭波
Original assignee: Cetc Ecriee Power Anhui Co ltd
Current assignee: Cetc Ecriee Power Anhui Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2023-05-26
Anticipated expiration: 2041-06-16
Also published as: CN113478109A

Abstract

The invention discloses an adjustable angle positioning clamp for laser engraving, which comprises a magnetic seat, an angle adjusting module and an adjusting hand wheel, wherein the magnetic seat is arranged on a machine tool table surface, the angle adjusting module is rotationally connected with the magnetic seat, the angle adjusting module comprises a clamp body, an arc-shaped rack, a first gear, a second gear and a mounting plate, the second gear and the first gear can be driven to rotate by rotating the adjusting hand wheel, the arc-shaped rack and the clamp body are driven to rotate around the mounting plate, and then the included angle between a workpiece arranged on the clamp body and the machine tool table surface is adjusted, so that the carving surface of the workpiece is in a horizontal state, and better engraving effect is realized.

Description

Adjustable angle positioning clamp for laser engraving

Technical Field

The invention relates to the field of positioning of laser engraving workpieces, in particular to an adjustable angle positioning clamp for laser engraving.

Background

The current small laser marking machines commonly used in the market are divided into two forms, one is an cantilever beam type laser marking machine, and the other is a gantry type laser marking machine. The two laser marking machines have the common characteristics that the marking operation table tops are all aluminum alloy type plane marking tables, and the positioning mounting holes with equal intervals are uniformly distributed on the marking table tops, so that the positioning devices can be quickly mounted at different positions according to actual needs. The workpiece is close to the positioning block, and marking is performed.

The common disadvantage here is that the current marking machine can mark the square parts better in most cases, when the parts with special shapes are met and the bending angle of the metal plate is not 90 degrees, the angle of the workpiece needs to be manually adjusted so that the surface to be marked is positioned at the horizontal position, but because the manual adjustment angle cannot be controlled, the marking surface of the part cannot be ensured to be positioned at the horizontal position, and the actual marking effect is not particularly good.

Through considering the common shortcoming of present marking machine comprehensively, designed an angle locating clip for laser sculpture now, this locating clip simple structure, convenient to use can solve its marking surface and can't ensure the horizontally problem and can solve when marking to realize better marking effect.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide an adjustable angle positioning clamp for laser engraving, which solves the problem that the marking effect is poor due to the fact that the angle of the upper surface of a special-shaped sheet metal part is inconvenient to adjust when the laser marking is performed.

Therefore, the invention provides an adjustable angle positioning clamp for laser engraving, which comprises a magnetic base, an angle adjusting module and an adjusting hand wheel, wherein the magnetic base is arranged on a table top of a machine tool, the angle adjusting module is rotationally connected with the magnetic base, the angle adjusting module comprises a clamp body in a triangular prism shape, an arc-shaped rack, a first gear, a second gear and a mounting plate, the mounting plate is fixedly connected with one end of the magnetic base, the clamp body is rotationally connected with the mounting plate, the second gear is rotationally connected with the mounting plate through a second transmission shaft, the first gear is rotationally connected with the mounting plate through a first transmission shaft, and the first gear is meshed with the second gear; the arc-shaped rack is arranged at the end part of the clamp body and meshed with the gear.

The adjusting hand wheel is connected with the gear II, the gear II and the gear I can be driven to rotate through rotating the adjusting hand wheel, then the arc-shaped rack and the clamp body are driven to rotate by taking the transmission shaft I as the center, and then the included angle between a workpiece and a machine tool table top on the clamp body is adjusted and installed, so that the horizontal requirement of the workpiece carving surface is met.

Further, the front side of the gear II is provided with an index table, the index table comprises an index plate and a pointer, and the pointer is fixedly connected with the transmission shaft II and synchronously rotates with the gear II.

Further, the regulating hand wheel is connected with the outer end of the transmission shaft, and the regulating hand wheel and the transmission shaft are circumferentially fixed through a flat key.

Further, a clamping mechanism for mounting and clamping the workpiece is arranged on the side face of the clamp body.

Further, the clamping mechanism is connected with the clamp body through a damping hinge.

Further, a magnet or a small-sized magnetic seat for fixing the magnetic workpiece is arranged on the clamp body.

Further, a handle is arranged on the adjusting hand wheel.

Further, the magnetic seat is in a triangular prism shape, and the magnetic seat and the clamp body are combined to form a V-shaped groove.

According to the adjustable angle positioning clamp for laser engraving, provided by the invention, the adjusting hand wheel is used for rotating, the shaft connected with the adjusting hand wheel is used for driving the first gear matched with the rear end of the hand wheel to rotate, so that the carving surface of a workpiece is in a horizontal state, and a better engraving effect is realized.

In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

FIG. 1 is a schematic view of an adjustable angle positioning fixture for laser engraving according to the first embodiment of the present invention;

FIG. 2 is a schematic diagram of a second embodiment of an adjustable angle positioning fixture for laser engraving according to the present invention;

FIG. 3 is a block diagram of an angle adjustment module in the adjustable angle positioning fixture for laser engraving of the present invention;

FIG. 4 is a schematic view of the structure of the adjustable angle positioning fixture for laser engraving of the present invention;

FIG. 5 is a schematic diagram of the structure of an index table in the adjustable angle positioning fixture for laser engraving of the present invention;

fig. 6 is a schematic structural view of a clamping mechanism in the adjustable angle positioning jig for laser engraving of the present invention.

Description of the reference numerals

1. A machine tool table top; 2. a laser engraving machine light source; 3. a magnetic base; 4. an angle adjusting module; 5. an index table; 6. an adjusting hand wheel; 7. a workpiece; 8. a clamping mechanism; 41. a clamp body; 42. an arc-shaped rack; 43. a first gear; 44. a second gear; 45. a mounting plate; 51. an index plate; 52. a pointer; 81. damping hinge.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1 and 2, the adjustable angle positioning fixture for laser engraving of the invention comprises a magnetic base 3, an angle adjusting module 4, an index table 5 and an adjusting hand wheel 6, wherein the magnetic base 3 is arranged on a machine tool table top 1, the angle adjusting module 4 is rotationally connected with the magnetic base 3, the adjusting hand wheel 6 is arranged at one end of the angle adjusting module 4, and the angle between the angle adjusting module 4 and the magnetic base 3 can be changed by rotating the adjusting hand wheel 6 so as to adjust the position of a workpiece 7 arranged on the angle adjusting module 4, wherein a laser engraving machine light source 2 is arranged on the upper side of the machine tool table top 1 and is used for carrying out laser engraving on the workpiece 7.

Specifically, as shown in fig. 3 and 4, the angle adjusting module 4 includes a fixture body 41, an arc-shaped rack 42, a first gear 43, a second gear 44, and a mounting plate 45, wherein the mounting plate 45 is fixedly connected with one end of the magnetic base 3, the fixture body 41 is rotatably connected with the mounting plate 45, the second gear 44 is rotatably connected with the mounting plate 45 through a second transmission shaft, the first gear 43 is rotatably connected with the mounting plate 45 through a transmission shaft, and simultaneously the fixture body 41 is rotatably connected with the mounting plate 45 through a transmission shaft, and in addition, the other end of the fixture body 41 is rotatably connected with the mounting plate 45 through a connecting rod.

The first gear 43 is meshed with the second gear 44 in a gear manner, the arc-shaped rack 42 is fixedly arranged at the end part of the clamp body 41, the arc-shaped rack 42 is meshed with the first gear 43 in a gear manner, when the second gear 44 rotates, the first gear 43 can be driven to rotate, then the arc-shaped rack 42 and the clamp body 41 are driven to rotate by taking the central axis of the transmission shaft as the center, and then the included angle between a workpiece 7 arranged on the clamp body 41 and the machine tool table top 1 is adjusted.

The clamp body 41 and the magnetic base 3 are both in right-angle triangular prism-shaped structures, and are combined to form a V-shaped groove, so that interference with the magnetic base 3 in the rotation process of the workpiece 7 and the clamp body 41 can be avoided, and meanwhile, the rotatable angle of the clamp body 41 is increased. The inner side edge of the clamp body 41 is chamfered, so that interference with the machine table 1 is prevented when the clamp body 41 rotates around the mounting plate 45.

As shown in fig. 1 and 5, the index table 5 is disposed at the front side of the second gear 44, where the index table 5 includes an index plate 51 and a pointer 52, the index plate 51 is disposed at the front side of the second gear 44, the index plate 51 is fixed relative to the table top 1 of the machine tool, the pointer 52 is fixedly connected to the second transmission shaft and rotates synchronously with the second gear 44, and the rotation of the second gear 44 can drive the pointer 52 to rotate, so as to determine the rotation angle of the clamp body 41.

Wherein, the transmission shaft outer end of being connected with gear two 44 is connected with adjusting hand wheel 6, and adjusting hand wheel 6 is connected with transmission shaft two to both are fixed through the parallel key circumference, and are equipped with the handle on the adjusting hand wheel 6, can drive gear two 44 rotation through rotating adjusting hand wheel 6, and then adjust the anchor clamps of anchor clamps body 41 and lathe mesa.

As shown in fig. 1 and 6, a clamping mechanism 8 is provided outside the clamp body 41 of the angle adjusting module 4, and the clamping mechanism 8 is used for mounting and clamping a workpiece. Wherein, clamping mechanism 8 passes through damping hinge 81 with the anchor clamps body 41 to be connected, makes clamping mechanism 8 can be movable for the anchor clamps body 41, can carry out the clamping to the work piece through clamping mechanism 8 to non-magnetic work piece, to the magnetism work piece of inhaling, can open clamping mechanism 8, then use a plurality of magnet or small-size magnetic seat to fix the work piece, reaches dual-purpose effect.

In the present embodiment, the fixing between the magnetic base 3 and the machine table top 1 uses magnetic force to control the fixing effect of the magnetic base by rotating the knob at the end of the magnetic base 3. The horizontal adjustment mode of the carving surface of the workpiece 7 adopts the meshing of the arc-shaped rack on the angle adjustment module 4 and the first gear 43 to control the rotation of the angle adjustment module so as to meet the horizontal requirement of the carving surface of the workpiece.

The adjustable angle locating clamp for laser engraving has the advantages of simple structure, convenient design and use, and can solve the problem of poor marking effect caused by inconvenient adjustment of the angle of the upper surface of the special-shaped sheet metal part when the laser is used for marking.

The working principle and working procedure of the present invention are briefly described below with reference to the accompanying drawings.

When a workpiece needing laser marking is taken, firstly judging whether the workpiece 7 is a magnetic original or not, and aiming at the magnetic workpiece, fixing the workpiece 7 and the angle adjusting module 4 by adopting a magnet or a small magnetic seat; for non-magnetic workpieces, a clamping mechanism 8 is adopted to fix the workpiece 7 and the angle adjusting module 4.

After the workpiece is fixed, the magnetic seat 3 and the machine tool table top 1 are fixed and stable by rotating a knob at the end part of the magnetic seat 3, and the included angle between the laser carving surface of the workpiece and the horizontal plane is adjusted.

The adjusting hand wheel 6 rotates, the transmission shaft II connected with the adjusting hand wheel drives the gear II 44 matched with the rear end of the hand wheel to rotate, the gear I43 transmits force to the right clamp body 41 by utilizing the gear meshing principle, the clamp body 41 is driven to correspondingly rotate, and the angle required to rotate can be identified according to the index plate scale between the adjusting hand wheel 6 and the gear II.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable angle positioning clamp for laser engraving is characterized in that,

comprises a magnetic seat (3), an angle adjusting module (4) and an adjusting hand wheel (6), wherein the magnetic seat (3) is arranged on a machine tool table top (1), the angle adjusting module (4) is rotationally connected with the magnetic seat (3),

the angle adjusting module (4) comprises a clamp body (41) in a triangular prism shape, an arc-shaped rack (42), a first gear (43), a second gear (44) and a mounting plate (45), wherein the mounting plate (45) is fixedly connected with one end of the magnetic seat (3), the clamp body (41) is rotationally connected with the mounting plate (45), the second gear (44) is rotationally connected with the mounting plate (45) through a second transmission shaft, the first gear (43) is rotationally connected with the mounting plate (45) through a first transmission shaft, and the first gear (43) is in gear engagement with the second gear (44); the arc-shaped rack (42) is arranged at the end part of the clamp body (41), the arc-shaped rack (42) is meshed with the first gear (43) in a gear way,

the front side of the gear II (44) is provided with an index table (5), the index table (5) comprises an index plate (51) and a pointer (52), and the pointer (52) is fixedly connected with the transmission shaft II and synchronously rotates with the gear II (44); the side surface of the clamp body (41) is provided with a clamping mechanism (8) for mounting and clamping the workpiece (7); the magnetic seat (3) is in a triangular prism shape, and the magnetic seat (3) and the clamp body (41) are combined to form a V-shaped groove;

the adjusting hand wheel (6) is connected with the gear II (44), the gear II (44) and the gear I (43) can be driven to rotate through rotating the adjusting hand wheel (6), then the arc-shaped rack (42) and the clamp body (41) are driven to rotate by taking the transmission shaft I as a center, and then the included angle between a workpiece (7) and a machine tool table top (1) on the clamp body (41) is adjusted, so that the horizontal requirement of a workpiece carving surface is met.

2. The adjustable angle positioning fixture for laser engraving according to claim 1, characterized in that the adjusting hand wheel (6) is connected with the outer end of the transmission shaft, and both are fixed circumferentially by a flat key.

3. The adjustable angle positioning jig for laser engraving according to claim 1, characterized in that said clamping mechanism (8) is connected to said jig body (41) by a damping hinge (81).

4. The adjustable angle positioning jig for laser engraving according to claim 1, characterized in that a magnet or a small-sized magnetic seat for fixing a magnetic workpiece is provided on the jig body (41).

5. The adjustable angle positioning fixture for laser engraving according to claim 1, characterized in that a handle is provided on the adjusting hand wheel (6).