CN113210904A

CN113210904A - Positioning device for laser cutting machine

Info

Publication number: CN113210904A
Application number: CN202110572972.8A
Authority: CN
Inventors: 周伟; 万成
Original assignee: Lujiang Tongchuang Machinery Manufacturing Co ltd
Current assignee: Lujiang Tongchuang Machinery Manufacturing Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-08-06

Abstract

The invention relates to the technical field of positioning, in particular to a positioning device for a laser cutting machine, which comprises a mounting frame, a support frame and a cutting machine, wherein the support frame and the cutting machine are mounted on the mounting frame and can reciprocate along a linear direction, a plurality of rolling rollers are arranged in an inner cavity of the mounting frame at equal intervals, two opposite long inner cavity walls on the mounting frame are respectively provided with a first push plate which approaches to or separates from each other, and a plurality of clamping rods which are obliquely arranged and can rotate are arranged on the first push plate at equal intervals in a linear manner. According to the positioning device, the movable clamping rods are arranged in the space between the adjacent rollers, so that workpieces with thin sizes can be accurately clamped, compared with the conventional positioning device, the positioning device is high in clamping stability, the rotatable clamping rods are arranged, the clamping rods are in soft contact with the workpieces, the corners of the workpieces are prevented from being damaged in the clamping process, and the quality and the integrity of the workpieces are guaranteed.

Description

Positioning device for laser cutting machine

Technical Field

The invention relates to the technical field of positioning, in particular to a positioning device for a laser cutting machine.

Background

The laser cutting machine focuses the laser emitted from the laser into a laser beam with high power density through the optical path system, the laser beam irradiates the surface of the workpiece to enable the workpiece to reach a melting point or a boiling point, simultaneously, the high-pressure gas coaxial with the laser beam blows away the molten or gasified metal, and finally, the material forms a cutting seam along with the movement of the relative position of the laser beam and the workpiece, so that the purpose of cutting is achieved.

When the laser cutting machine cuts or prints a workpiece, the workpiece needs to be clamped and positioned, and the position of the workpiece needing to be cut or printed can be determined by the clamping and positioning laser cutting machine.

Disclosure of Invention

In order to overcome the technical problems, the invention aims to provide a positioning device for a laser cutting machine.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a positioner for laser cutting machine, includes the mounting bracket and installs linear direction reciprocating motion's on the mounting bracket support frame and cutting machine can be followed, the inner chamber equidistance range of mounting bracket has a plurality of roller bearings that can roll, two relative long inner chamber walls all are provided with the push pedal one that approaches each other or approach from on the mounting bracket, one linear equidistance range of push pedal has a plurality of slopes to set up and can carry out pivoted supporting rod, two relative short inner chamber walls on the mounting bracket all are provided with the push pedal two that approaches each other or approach from, push pedal two with it is about a plurality of between the push pedal one the roller bearing height dislocation set.

The utility model discloses a roller bearing, including the roller bearing, the roller bearing is fixed on the mounting bracket, and the output of first electric putter runs through the lateral wall of mounting bracket and has linked firmly push pedal one, the top surface correspondence of push pedal one is adjacent all be provided with the dead lever and rotate the seat, it is a plurality of the dead lever is with a plurality of rotate the seat one-to-one linear correspondence on the mounting bracket two long lateral walls that are facing each other.

The clamping device is characterized in that the rotating seat is rotatably connected with a clamping rod, a sliding rod is arranged at the end part of the clamping rod, the sliding rod is in sliding sleeve connection with the fixed rod, a reset spring is further sleeved on the outer wall of the sliding rod, and an arc-shaped clamping block is arranged at the end part of the clamping rod.

The outer wall of the second push plate is provided with a rubber layer, and the outer wall of the second push plate is provided with a first positioning seat and a second positioning seat.

And further, the inner cavities of the first push plate and the second push plate are provided with positioning instruments.

The invention has the beneficial effects that:

1. the clamping device has the advantages that the movable clamping rods are arranged in the space between the adjacent rollers, so that workpieces with thin sizes can be accurately clamped, compared with the conventional positioning device, the positioning device is high in clamping stability, the rotatable clamping rods are arranged, the clamping rods are in soft contact with the workpieces, the corners of the workpieces are prevented from being damaged in the clamping process, and the quality and the integrity of the workpieces are guaranteed;

2. through being provided with the locater in push pedal one and push pedal two to make the cutting machine can the accurate positioning work piece position on the roller bearing, the location precision is high, the good reliability.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a first electric putter in accordance with the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a schematic structural diagram of a latch of the present invention;

FIG. 6 is a schematic structural view of a second electric putter in accordance with the present invention;

FIG. 7 is a schematic view showing the structure of the rubber layer in the present invention.

In the figure: 1. a mounting frame; 11. a roller; 2. a support frame; 3. a cutter; 4. a first electric push rod; 41. a first positioning seat; 42. pushing a first plate; 43. fixing the rod; 44. a rotating seat; 45. a clamping rod; 46. a slide bar; 47. a return spring; 48. a clamping block; 5. a second electric push rod; 51. a second positioning seat; 52. a second push plate; 53. a rubber layer; 6. and (4) a positioning instrument.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, which is a schematic view of the overall structure of a positioning device for a laser cutting machine according to the present invention, when a conventional workpiece is placed on a cutting work plate, it is difficult for the positioning device at four sides of the work plate to stably and effectively clamp the thin workpiece, and the positioning device replaces the work plate with a plurality of rotating rollers 11, and by providing clamping rods 45 in the gaps between the plurality of rollers 11, the workpiece placed on the rollers 11 can be effectively clamped, and thus the reliability is high.

As shown in fig. 2, a positioning device for a laser cutting machine includes a mounting frame 1, and a support frame 2 and a cutting machine 3 which are mounted on the mounting frame 1 and can reciprocate along a linear direction, wherein a plurality of rolling rollers 11 are arranged in equal distance in an inner cavity of the mounting frame 1, two opposite long inner cavity walls on the mounting frame 1 are respectively provided with a first pushing plate 42 which approaches or separates from each other, as shown in fig. 3, a plurality of inclined clamping rods 45 which can rotate are arranged in equal distance in a linear direction in the first pushing plate 42, two opposite short inner cavity walls on the mounting frame 1 are respectively provided with a second pushing plate 52 which approaches or separates from each other, and the second pushing plate 52 and the first pushing plate 42 are arranged in a staggered manner with respect to the heights of the plurality of rollers 11.

Based on upper segment technical scheme, set up mobilizable supporting rod 45 in the interval between adjacent roller bearing 11, the work piece that the size is thinner also can be by accurate centre gripping, compare in positioner in the past, this positioner clamping stability is strong, through being provided with rotatable supporting rod 45, make supporting rod 45 and the soft contact of work piece, avoid the corner of work piece to appear defectively in the clamping process, guarantee the quality and the integrality of work piece, through be provided with locater 6 in push pedal one 42 and push pedal two 52, thereby make cutting machine 3 can the position of accurate positioning work piece on roller bearing 11, the location precision is high, high reliability.

As shown in fig. 3, two opposite long outer side walls of the mounting frame 1 are provided with first electric push rods 4, the first electric push rods 4 are fixed on the mounting frame 1 through positioning seats 41 on two sides of the first electric push rods 4, an output end of each first electric push rod 4 penetrates through the side wall of the mounting frame 1 and is fixedly connected with a first push plate 42, the top surfaces of the first push plates 42 correspond to and are adjacent to each other, a fixing rod 43 and a rotating seat 44 are arranged in the space between the rolling shafts 11, the fixing rods 43 and the rotating seats 44 correspond to each other in a one-to-one linear manner, as shown in fig. 4 and 5, the rotating seats 44 are rotatably connected with clamping rods 45, the end portions of the clamping rods 45 are provided with sliding rods 46, the sliding rods 46 are slidably sleeved with the fixing rods 43, the outer walls of the sliding rods 46 are further sleeved with return springs 47, and the end portions of the clamping rods 45 are provided with arc-shaped clamping blocks 48. When a workpiece is machined, the workpiece is placed on the roller 11, then the first electric push rod 4 is started, the output end of the first electric push rod 4 drives the first push plates 42 to move, along with the approach of the first push plates 42, the workpiece between the two push plates contacts the clamping rod 45, the clamping rod 45 is stressed to rotate, in the rotating process, the sliding rod 46 fixedly connected with the clamping rod 45 is in sliding sleeve connection with the fixing rod 43, the reset spring 47 contracts, when the workpiece moves to the arc-shaped clamping block 48 along the inclined wall of the clamping rod 45, the workpiece is in clamping connection with the clamping block 48, at the moment, the first electric push rod 4 is closed, and the workpiece is transversely clamped and fixed.

As shown in fig. 6 and 7, two short outer side walls opposite to each other on the mounting frame 1 are provided with a second electric push rod 5, the second electric push rod 5 is fixed on the mounting frame 1 through two positioning seats 51 on two sides of the second electric push rod, an output end of the second electric push rod 5 penetrates through a side wall of the mounting frame 1 and is fixedly connected with a second push plate 52, and a rubber layer 53 is arranged on an outer wall of the second push plate 52. After the workpiece is transversely positioned, the second electric push rod 5 is started, the output end of the second electric push rod 5 drives the second push plate 52 to move, along with the approach of the second push plate 52, the workpiece between the two push plates contacts the rubber layer 53 on the outer wall of the second push plate 52, the second electric push rod 5 is closed at the moment, the workpiece is vertically clamped and fixed, and at the moment, the cutting machine 3 can be started to operate.

As shown in fig. 3 and 7, the positioning instruments 6 are arranged in the inner cavities of the first push plate 42 and the second push plate 52. Thereby determining the position and specific dimensions of the workpiece placed on the roller 11 and providing reliable support for accurate operation of the cutting machine 3.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.

Claims

1. The utility model provides a positioner for laser cutting machine, includes mounting bracket (1) and installs but linear direction reciprocating motion's support frame (2) and cutting machine (3) along the line on mounting bracket (1), its characterized in that, the inner chamber equidistance of mounting bracket (1) is arranged and is had a plurality of roller bearing (11) that can roll, relative two long inner chamber walls all are provided with push pedal one (42) that approach each other or approach away on mounting bracket (1), linear equidistance is arranged on push pedal one (42) has a plurality of slopes to set up and can carry out pivoted holding rod (45), relative two short inner chamber walls all are provided with push pedal two (52) that approach each other or approach away on mounting bracket (1), push pedal two (52) with be about a plurality of between push pedal (42) the roller bearing (11) height dislocation set up.

2. The positioning device for the laser cutting machine according to claim 1, wherein two opposite long outer side walls of the mounting frame (1) are provided with first electric push rods (4), the first electric push rods (4) are fixed on the mounting frame (1) through positioning seats one (41) on two sides of the first electric push rods, the output ends of the first electric push rods (4) penetrate through the side walls of the mounting frame (1) and are fixedly connected with the first push plates (42), fixing rods (43) and rotating seats (44) are arranged in the spaces between the top surfaces of the first push plates (42) corresponding to the adjacent rolling shafts (11), and the fixing rods (43) and the rotating seats (44) are in one-to-one linear correspondence.

3. The positioning device for the laser cutting machine according to claim 2, wherein the rotating seat (44) is rotatably connected with a clamping rod (45), a sliding rod (46) is arranged at the end of the clamping rod (45), the sliding rod (46) is slidably sleeved with the fixing rod (43), a return spring (47) is further sleeved on the outer wall of the sliding rod (46), and an arc-shaped clamping block (48) is arranged at the end of the clamping rod (45).

4. The positioning device for the laser cutting machine according to claim 1, wherein two short outer side walls opposite to each other on the mounting frame (1) are provided with a second electric push rod (5), the second electric push rod (5) is fixed on the mounting frame (1) through two positioning seats (51) on two sides of the second electric push rod, an output end of the second electric push rod (5) penetrates through a side wall of the mounting frame (1) and is fixedly connected with the second push plate (52), and a rubber layer (53) is arranged on an outer wall of the second push plate (52).

5. The positioning device for the laser cutting machine as claimed in claim 1, wherein the inner cavities of the first push plate (42) and the second push plate (52) are provided with positioning instruments (6).