CN113500311A

CN113500311A - Automatic change laser cutting machine people

Info

Publication number: CN113500311A
Application number: CN202111065604.0A
Authority: CN
Inventors: 顾劲松
Original assignee: Xuzhou Malmo Laser Technology Co ltd
Current assignee: Xuzhou Malmo Laser Technology Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2021-10-15

Abstract

The invention relates to the technical field of laser beam processing, in particular to a robot for processing by laser beams; the automatic laser cutting robot comprises a laser cutting head, a clamping frame, a clamp and a mechanical arm, wherein the clamp is connected with the clamping frame in a sliding manner and is arranged on the inner side of the clamping frame; anchor clamps include arm lock, casing and the push-and-pull piece that two symmetries set up, and two arm lock symmetries set up in the inboard of casing, and all with casing sliding connection, push-and-pull piece then respectively with two arm lock meshing, and with the casing cooperation, utilize the effect that anchor clamps cooperation pushed-and-pull piece to the realization removes the section bar of centre gripping, and then processes the whole of section bar, has effectively promoted the speed of processing.

Description

Automatic change laser cutting machine people

Technical Field

The invention relates to the technical field of laser beam machining, in particular to a robot for machining by using laser beams.

Background

Laser cutting is to irradiate a workpiece by using a focused high-power-density laser beam, so that the irradiated material is quickly melted, vaporized and ablated or reaches a burning point, and meanwhile, the melted substance is blown off by means of high-speed airflow coaxial with the laser beam, so that the workpiece is cut; in the use process of the automatic laser cutting robot in the prior art, the robot can only process one part of a material to be processed when cutting a section, so that the processing speed is slower.

Disclosure of Invention

The invention aims to provide an automatic laser cutting robot, which aims to solve the problem that in the prior art, only a part of a section bar can be processed, so that the processing efficiency is insufficient.

In order to achieve the aim, the invention provides an automatic laser cutting robot which comprises a laser cutting head, a clamping frame, a clamp and a mechanical arm, wherein the clamp is connected with the clamping frame in a sliding mode and arranged on the inner side of the clamping frame, and the mechanical arm is clamped with the laser cutting head; the clamp comprises two clamping arms, a shell and a push-pull piece, wherein the two clamping arms are symmetrically arranged on the inner side of the shell and are in sliding connection with the shell, and the push-pull piece is respectively meshed with the two clamping arms and is matched with the shell.

Utilize the arm lock cooperates the centre gripping to treat the section bar of processing to the cooperation push away and draw the piece realization to the removal of section bar, thereby make the section bar can move in the centre gripping frame, and then realize the holistic processing to the section bar, also utilize two the arm lock symmetry set up in the inboard of casing, and all with casing sliding connection, thereby make the arm lock orders about the section bar and removes.

The two clamping arms are provided with a plurality of saw teeth, sliding holes and clamping bulges, the saw teeth are arranged on one side, close to the push-pull piece, of the clamping arm and are meshed with the push-pull piece, the sliding holes penetrate through the clamping arm in the vertical direction and are connected with the shell in a sliding mode, and the clamping bulges are arranged on one side of the clamping arm.

Utilize the sawtooth cooperation the centre gripping is protruding, lets the arm lock can loosen the centre gripping to the section bar in step when promoting the section bar to realize the cooperation operation when the section bar removes, also utilize the sawtooth with drive gear meshes, thereby drive gear the connecting rod end rotates when making the sawtooth rotates, and then drives about the arm lock removes, and then accomplishes the release to the section bar.

The push-pull piece comprises two transmission gears, two connecting rods and a driving unit, the two transmission gears are symmetrically arranged on two sides of the driving unit and are rotatably connected with the shell, the two connecting rods are symmetrically arranged on two sides of the driving unit, and each connecting rod is rotatably connected with the transmission gears and the driving unit.

The transmission gear is matched with the connecting rod and the driving unit, so that the aim of driving the clamping arm to move is fulfilled, namely, the connecting rod is used for transmitting the transmission gear, and the driving unit is matched for providing power, so that the transmission gear rotates.

Each transmission gear comprises an engagement end, a connecting rod end and a central rotating shaft, the engagement end is arranged on one side, close to the clamping arm, of each transmission gear, the connecting rod end is arranged on one side, close to the push-pull piece, of each transmission gear, and the central rotating shaft is connected with the transmission gears and the shell and is in rotating connection with the shell.

The meshing end is used for being matched with the movement of the clamping arm, the connecting rod end is matched to enable the meshing end to rotate, and the central rotating shaft is used for enabling the transmission gear to rotate and enabling the transmission gear to rotate without being separated from the central rotating shaft.

The driving unit comprises a driving shell, a driving motor, a speed reducer, a transmission screw rod, a butt plate and a push rod, wherein the output end of the driving motor is matched with the speed reducer, the transmission screw rod is connected with the speed reducer, the butt plate is fixedly connected with one end of the push rod, the other end of the push rod is matched with the two connecting rods, and the driving shell is arranged on the outer side of the driving motor.

The driving shell is used for providing a motion path for the clamping arm, the driving motor is used for providing power, and the speed reducer is matched with the transmission screw rod, so that the transmission screw rod can move in the horizontal direction, namely, the driving motor is used for rotating the transmission screw rod through the speed reducer, and the abutting plate is moved by the rotation of the transmission screw rod, so that the push rod is driven to move.

The butt joint plate is provided with a stabilizing bulge and a connecting bulge, the connecting bulge is fixedly connected with the push rod, the stabilizing bulge is arranged on one side of the butt joint plate, and the stabilizing bulge is connected with the driving shell in a sliding mode.

The stable bulges are matched with the connecting bulges, so that the abutting plate can move under the action of the push rod, the connecting bulges are used for connecting the abutting plate and the push rod, and the stable bulges are used for limiting the movement path of the abutting plate.

The arm includes connector, the arm body and telescopic link, the connector with the laser cutting head joint, the arm body then set up in the downside of connector, the telescopic link is then followed the length extending direction of the arm body sets up, just one side of telescopic link with connector fixed connection.

Utilize the connector makes the arm body is fixed with laser cutting head joint, utilizes again the telescopic link makes the connector can make laser cutting head remove, and then makes the connector can carry out the regulation of height as required.

According to the automatic laser cutting robot, the clamp is matched with the push-pull piece, so that the clamped section can be moved, the whole section can be machined, and the machining speed is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic diagram of an axis measurement structure of an automated laser cutting robot provided by the invention.

Fig. 2 is a schematic diagram of a top-down axial structure of an automatic laser cutting robot provided by the invention.

Fig. 3 is a schematic top view of an automated laser cutting robot according to the present invention.

Fig. 4 is a schematic view of a bottom-up axial structure of an automated laser cutting robot according to the present invention.

Fig. 5 is a schematic bottom view of an automated laser cutting robot according to the present invention.

Fig. 6 is a schematic side view of a robot arm of an automated laser cutting robot according to the present invention.

1-clamping frame, 2-clamp, 3-laser cutting head, 4-mechanical arm, 11-fixing plate, 12-rotating disc, 13-matching motor, 121-outer disc, 122-internal driven wheel, 123-meshing tooth, 124-disc body, 21-clamping arm, 22-shell, 23-push-pull piece, 211-sawtooth, 212-sliding hole, 213-clamping protrusion, 231-transmission gear, 232-connecting rod, 233-driving unit, 2311-meshing end, 2312-connecting rod end, 2313-central rotating shaft, 2331-driving shell, 2332-driving motor, 2333-speed reducer, 2334-transmission screw rod, 2335-abutting plate, 2336-push rod, 2337-stabilizing protrusion, 2338-connecting protrusion, 41-connecting head, 42-arm body, 43-telescopic rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1, the invention provides an automatic laser cutting robot, which includes a laser cutting head 3, and further includes a clamping frame 1, a clamp 2 and a mechanical arm 4, wherein the clamp 2 is slidably connected with the clamping frame 1, the clamp 2 is arranged at the inner side of the clamping frame 1, and the mechanical arm 4 is clamped with the laser cutting head 3; the clamp 2 comprises two clamping arms 21, a shell 22 and a push-pull piece 23, wherein the two clamping arms 21 are symmetrically arranged on the inner side of the shell 22 and are in sliding connection with the shell 22, and the push-pull piece 23 is respectively meshed with the two clamping arms 21 and is matched with the shell 22.

In this embodiment, the laser cutting head 3 is used for processing a profile, the mechanical arm 4 is matched with the laser cutting head 3, the clamping frame 1 is used for being matched with the clamp 2, the clamp 2 is used for clamping the profile to be processed, the clamping arm 21 is used for clamping the profile on one hand and matched with the push-pull piece 23 on the other hand, the push-pull piece 23 is opened after being moved, the profile is moved in a matched manner, and the housing 22 is used for protecting each component.

Referring to fig. 2 and fig. 3, further, each of the two clamping arms 21 has a plurality of saw teeth 211, a sliding hole 212 and a clamping protrusion 213, the plurality of saw teeth 211 are disposed on one side of the clamping arm 21 close to the push-pull member 23 and engaged with the push-pull member 23, the sliding hole 212 penetrates through the clamping arm 21 in a vertical direction, the sliding hole 212 is slidably connected with the housing 22, and the clamping protrusion 213 is disposed on one side of the clamping arm 21; the push-pull member 23 comprises two transmission gears 231, two connecting rods 232 and a driving unit 233, the two transmission gears 231 are symmetrically arranged on two sides of the driving unit 233 and are rotatably connected with the housing 22, the two connecting rods 232 are symmetrically arranged on two sides of the driving unit 233, and each connecting rod 232 is rotatably connected with the transmission gear 231 and the driving unit 233; each of the transmission gears 231 includes an engaging end 2311, a connecting rod end 2312 and a central rotating shaft 2313, the engaging end 2311 is arranged at one side of the transmission gear 231 close to the clamping arm 21, the connecting rod end 2312 is arranged at one side of the transmission gear 231 close to the push-pull member 23, and the central rotating shaft 2313 is connected with the transmission gear 231 and the housing 22 and is rotatably connected with the housing 22; the driving unit 233 comprises a driving shell 2331, a driving motor 2332, a speed reducer 2333, a transmission screw rod 2334, a butt plate 2335 and a push rod 2336, wherein the output end of the driving motor 2332 is matched with the speed reducer 2333, the transmission screw rod 2334 is connected with the speed reducer 2333, the butt plate 2335 is fixedly connected with one end of the push rod 2336, the other end of the push rod 2336 is matched with the two connecting rods 232, and the driving shell 2331 is arranged at the outer side of the driving motor 2332; the abutting plate 2335 has a stabilizing protrusion 2337 and a connecting protrusion 2338, the connecting protrusion 2338 is fixedly connected to the push rod 2336, the stabilizing protrusion 2337 is disposed at one side of the abutting plate 2335, and the stabilizing protrusion 2337 is slidably connected to the driving housing 2331.

In this embodiment, the saw teeth 211 are engaged with the transmission gear 231, when the link end 2312 of the transmission gear 231 is driven by the link 232 to rotate, the rotation is transmitted to the saw teeth 211 through the engagement end 2311 of the transmission gear 231, so that the clamping arm 21 also rotates, and the clamping arm 21 is slidably connected with the housing 22, so that the clamping arm 21 is opened, the profile is moved by the push rod 2336, and the profile is further moved to be processed in cooperation with the laser cutting head 3, the link 232 is used for transmitting the transmission force to the transmission gear 231, the driving unit 233 is used for providing the motion to the link 232, the central rotating shaft 2313 is used for rotating the transmission gear 231, the driving motor 2332 is used for rotating the transmission screw 2334 through the reduction gear 2333, and the abutting plate 2335 is moved by the rotation of the transmission screw 2334, the push rod 2336 is driven to move, the driving housing 2331 protects the components, the stabilizing protrusion 2337 limits the movement path of the abutment plate 2335, and the connecting protrusion 2338 connects the abutment plate 2335 and the push rod 2336.

Referring to fig. 4 and 5, further, the clamping frame 1 includes a fixed plate 11, a rotating disc 12 and a matching motor 13, the fixed plate 11 is fixedly connected to the housing 22, the rotating disc 12 is fixedly connected to the fixed plate 11, and the matching motor 13 is matched to the rotating disc 12; the rotating disc 12 comprises an outer disc 121 and an inner driven wheel 122, the outer disc 121 is fixedly connected with the fixed plate 11 and is arranged on one side of the fixed plate 11 away from the shell 22, and the inner driven wheel 122 is arranged on the inner side of the outer disc 121 and is respectively meshed with the outer disc 121 and the matching motor 13; the outer plate 121 has a plurality of engaging teeth 123 and a plate body 124, the engaging teeth 123 are uniformly disposed on the inner side of the plate body 124 and are all engaged with the internal driven wheel 122, and the plate body 124 is fixedly connected to the fixing plate 11.

In this embodiment, the fixed plate 11 is configured to cooperate with the rotating disc 12, and the rotation of the fixed plate 11 is realized by the rotation of the rotating disc 12, that is, when the profile needs to be rotated, the profile is rotated, the outer disc 121 cooperates with the inner driven wheel 122, so as to realize the purpose of rotating the fixed plate 11, and the disc body 124 is configured to cooperate with the engaging teeth 123, so as to rotate under the action of the engaging teeth 123.

Referring to fig. 6, further, the mechanical arm 4 includes a connector 41, an arm 42 and an expansion link 43, the connector 41 is connected to the laser cutting head in a clamping manner, the arm 42 is disposed at a lower side of the connector 41, the expansion link 43 is disposed along a length extending direction of the arm 42, and one side of the expansion link 43 is fixedly connected to the connector 41.

In this embodiment, utilize connector 41 is fixed with the laser cutting head joint, utilizes again telescopic link 43 makes connector 41 removes, and then makes the laser cutting head can carry out the regulation of height as required to be convenient for to the processing of section bar, arm 42 then is used for supporting each subassembly.

According to the automatic laser cutting robot, the clamp 2 is matched with the push-pull piece 23, so that the clamped section bar can be moved, the whole section bar is machined, the machining speed is effectively increased, and the problem of low machining speed in the prior art is solved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An automatic laser cutting robot, which comprises a laser cutting head and is characterized in that,

the automatic laser cutting robot further comprises a clamping frame, a clamp and a mechanical arm, wherein the clamp is connected with the clamping frame in a sliding mode and arranged on the inner side of the clamping frame, and the mechanical arm is clamped with the laser cutting head;

the clamp comprises two clamping arms, a shell and a push-pull piece, wherein the two clamping arms are symmetrically arranged on the inner side of the shell and are in sliding connection with the shell, and the push-pull piece is respectively meshed with the two clamping arms and is matched with the shell.

2. The automated laser cutting robot of claim 1,

3. The automated laser cutting robot of claim 2,

the push-pull piece comprises two transmission gears, two connecting rods and a driving unit, the two transmission gears are symmetrically arranged on two sides of the driving unit and are rotationally connected with the shell, the two connecting rods are symmetrically arranged on two sides of the driving unit, and each connecting rod is rotationally connected with the transmission gear and the driving unit.

4. An automated laser cutting robot as recited in claim 3,

5. The automated laser cutting robot of claim 4,

the driving unit comprises a driving shell, a driving motor, a speed reducer, a transmission screw rod, a butt plate and a push rod, wherein the output end of the driving motor is matched with the speed reducer, the transmission screw rod is connected with the speed reducer, the butt plate is fixedly connected with one end of the push rod, the other end of the push rod is matched with two connecting rods, and the driving shell is arranged on the outer side of the driving motor.

6. An automated laser cutting robot as recited in claim 5,

the butt joint board then has stable arch and connection arch, the connection arch with push rod fixed connection, stable arch then set up in one side of butt joint board, just stable arch with drive shell sliding connection.

7. The automated laser cutting robot of claim 6,