CN115255649A - Laser marking device and method for metal signboard - Google Patents

Laser marking device and method for metal signboard Download PDF

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Publication number
CN115255649A
CN115255649A CN202210948034.8A CN202210948034A CN115255649A CN 115255649 A CN115255649 A CN 115255649A CN 202210948034 A CN202210948034 A CN 202210948034A CN 115255649 A CN115255649 A CN 115255649A
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CN
China
Prior art keywords
driving
signboard
clamping block
identification plate
lifting platform
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Pending
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CN202210948034.8A
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Chinese (zh)
Inventor
李晓红
梁敏
尹小东
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CHENGDU BENLIU LOGO MANUFACTURING CO LTD
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CHENGDU BENLIU LOGO MANUFACTURING CO LTD
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Priority to CN202210948034.8A priority Critical patent/CN115255649A/en
Publication of CN115255649A publication Critical patent/CN115255649A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/362—Laser etching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
    • B23K37/047—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Laser Beam Processing (AREA)

Abstract

本申请涉及一种金属标识牌激光标刻装置，其包括机架、滑动设置在机架上的激光刀头，以及固定设置在机架上的工作台，所述工作台上沿垂直工作台顶壁的方向开设有容置槽，所述容置槽内滑动设置有升降台，所述工作台上设置有用于驱使升降台升降的第一驱动件；所述机架上沿靠近或远离升降台的方向滑动设置有安装架，所述机架上设置有用于驱使安装架滑动的第二驱动件，所述安装架上转动设置有安装块，所述安装架上设置有用于驱使安装块转动的第一驱动源，所述安装块上设置有用于固定标识牌的固定机构。本申请具有提高激光对标识牌背面标刻时的精度的效果。

Figure 202210948034

The present application relates to a laser marking device for metal identification plates, which comprises a frame, a laser cutter head slidably arranged on the frame, and a worktable fixedly arranged on the frame, the worktable being along a vertical top wall of the worktable There is an accommodating slot in the direction of the accommodating slot, a lifting platform is slidably arranged in the accommodating slot, and a first driving member for driving the lifting platform to rise and fall is arranged on the working platform; the upper edge of the frame is close to or away from the lifting platform. A mounting frame is provided for sliding in the direction, the frame is provided with a second driving member for driving the mounting frame to slide, a mounting block is arranged on the mounting frame for rotation, and a first driving member for driving the mounting block to rotate is provided on the mounting frame. A driving source, the mounting block is provided with a fixing mechanism for fixing the identification plate. The present application has the effect of improving the precision of laser marking on the back of the sign.

Figure 202210948034

Description

Laser marking device and method for metal signboard
Technical Field
The application relates to the technical field of laser marking, in particular to a metal signboard laser marking device and a marking method thereof.
Background
With the rapid development of the photoelectronic technology, the laser engraving technology is widely applied to a plurality of fields due to the advantages of high processing precision, high processing speed and the like; the laser engraving processing is based on a numerical control technology, and uses laser as a processing medium, so that a processing material is instantly melted and gasified under the irradiation of the laser, thereby achieving the purpose of laser engraving; when laser marking is carried out, the laser tool bit is not in direct contact with the surface of the material, the material is not influenced by mechanical movement, and the surface of the material is not deformed, so that the material is not required to be fixed.
At present, when a metal signboard is marked by a laser engraving technology, preset characters and patterns are firstly set on a computer, then the signboard is horizontally placed on a working table, and the preset characters and patterns are marked on the surface of the signboard by laser.
However, when some signboard is marked, the two sides of the signboard need to be marked; when the back of the signboard is marked, the signboard is usually turned manually by workers, and the position of the signboard is easy to deviate in the turning process of the signboard, so that the laser mark is deviated on the surface of the signboard.
Disclosure of Invention
In order to improve the accuracy of laser when marking the back of the signboard, the application provides a laser marking device of the metal signboard and a marking method thereof.
First aspect, the application provides a metal signboard laser marking device adopts following technical scheme:
a laser marking device for a metal signboard comprises a rack, a laser cutter head arranged on the rack in a sliding manner, and a workbench fixedly arranged on the rack, wherein an accommodating groove is formed in the workbench in a direction vertical to the top wall of the workbench, a lifting table is arranged in the accommodating groove in a sliding manner, and a first driving piece for driving the lifting table to lift is arranged on the workbench; the utility model discloses a signboard fixing device, including frame, elevating platform, installation piece, mounting bracket, installation piece, be provided with in the frame along the direction slip that is close to or keeps away from the elevating platform and be provided with the mounting bracket, be provided with in the frame and be used for ordering about the gliding second driving piece of mounting bracket, it is provided with the installation piece to rotate on the mounting bracket, be provided with on the mounting bracket and be used for ordering about installation piece pivoted first driving source, be provided with the fixed establishment who is used for fixed signboard on the installation piece.
By adopting the technical scheme, the signboard is placed on the workbench and the lifting platform, the surface of the signboard is marked by laser through the laser cutter head, and when the back of the signboard needs to be marked, the lifting platform is driven to rise for a certain distance through the first driving piece, so that the signboard is driven to rise together; then, the mounting frame is driven to slide towards the direction close to the lifting platform through the second driving piece, and the mounting block and the signboard are fixed through the fixing mechanism; then, driving the lifting platform to descend for a certain distance, and driving the mounting block to rotate 180 degrees through the first driving source, so that the signboard is turned over; finally, the lifting platform is driven to rise, the signboard is positioned on the lifting platform, the fixing mechanism is loosened, the lifting platform is driven to fall, and the turnover of the signboard is completed; the signboard is at the turn-over in-process, and the difficult skew that takes place in the position of signboard to the precision when laser is to signboard back mark greatly improves.
Optionally, the fixing mechanism includes a first clamping block, a second clamping block and a driving assembly, the first clamping block and the second clamping block are arranged on the mounting block in a sliding manner along a direction close to or away from each other, a clamping area for clamping the signboard is formed between the first clamping block and the second clamping block, and the driving assembly is used for driving the first clamping block and the second clamping block to slide along a direction close to or away from each other.
Through adopting above-mentioned technical scheme, order about the mounting bracket through the second driving piece and slide to being close to the elevating platform direction, make the signboard get into the centre gripping interval between first clamp splice and the second clamp splice, order about first clamp splice and second clamp splice through drive assembly and be close to each other to the realization is fixed to the clamp of signboard tightly.
Optionally, the driving assembly includes a double-threaded screw and a second driving source, the double-threaded screw is rotatably disposed on the mounting block, two ends of the double-threaded screw are respectively in threaded connection with the first clamping block and the second clamping block, and the second driving source is configured to drive the double-threaded screw to rotate.
By adopting the technical scheme, the double-headed screw is driven to rotate by the second driving source, and the two ends of the double-headed screw are respectively in threaded connection with the first clamping block and the second clamping block, so that the first clamping block and the second clamping block can be driven to slide in the directions close to or far away from each other simultaneously when the double-headed screw rotates; and when the bidirectional screw stops rotating, the first clamping block and the second clamping block can be limited.
Optionally, one end of each of the first clamping block and the second clamping block, which is close to each other, is fixedly provided with a rubber pad.
Through adopting above-mentioned technical scheme, through rubber pad and signboard contact, prevent to a certain extent that the clamp force of first clamp splice and second clamp splice is too big to leave the seal of a government organization in the surface of signboard.
Optionally, a plurality of positioning rods are arranged on the lifting table in a sliding manner along a direction close to or away from the lifting table, the positioning rods are respectively used for abutting against the side walls of the signboard, a plurality of third driving pieces are arranged on the lifting table, each third driving piece corresponds to one positioning rod, and the third driving pieces are used for driving the positioning rods to slide.
By adopting the technical scheme, after the signboard is placed on the lifting platform, the third driving piece drives the positioning rods to slide towards the direction close to the lifting platform respectively, and the positioning rods abut against the side walls of the signboard respectively to limit the signboard, so that the signboard is prevented from moving on the lifting platform in the laser marking process to a certain extent, and the laser marking is prevented from generating deviation; and the elevating platform can also effectively avoid the signboard to slide on the elevating platform through the locating lever at the lift in-process to make the position of signboard take place the skew.
Optionally, a mounting groove is formed in one end, close to the lifting platform, of the positioning rod along the length direction of the positioning rod, an ejector rod is arranged in the mounting groove in a sliding mode, an elastic piece used for driving the ejector rod to slide in the direction away from the positioning rod is arranged on the positioning rod, a limiting assembly used for preventing the ejector rod from sliding is arranged on the positioning rod, and the ejector rod is used for abutting against the side wall of the signboard.
By adopting the technical scheme, when the positioning rod limits the signboard, the signboard is firstly attached to the lifting platform, when the positioning rod slides towards the direction close to the lifting platform, the ejector rod firstly abuts against the side wall of the signboard, then the positioning rod continues to slide, the ejector rod slides in the mounting groove and compresses the elastic piece, so that the ejector rod abuts against the signboard, and finally, the ejector rod and the positioning rod are prevented from sliding relatively through the limiting assembly; the positioning rod is prevented from being excessively large or small in displacement to a certain extent, so that the signboard is deformed or the limitation on the signboard is excessively loosened; and when facing to the signboard of different shapes, also can realize spacing to the signboard, improved the practicality greatly.
Optionally, the limiting assembly comprises a top block and a fourth driving part, the side wall of the positioning rod is provided with a through hole communicated with the mounting groove, the top block penetrates through the through hole in a sliding mode, the top block is used for abutting against the side wall of the ejector rod, and the fourth driving part is used for driving the top block to slide.
Through adopting above-mentioned technical scheme, the back is supported tightly to the signboard to the ejector pin, drives the kicking block through the fourth driver and is close to the ejector pin and supports the lateral wall of ejector pin tightly to prevent that the ejector pin from sliding on the locating lever.
Optionally, a pressing rod is arranged on the rack in a sliding mode along the direction close to or far away from the top wall of the workbench, the pressing rod is used for pressing the signboard tightly, and a fifth driving piece used for driving the pressing rod to slide is arranged on the rack.
Through adopting above-mentioned technical scheme, the signboard is placed on the elevating platform after, orders about the depression bar through the fifth driving piece and compresses tightly the signboard to need not the staff and manually compress tightly the signboard and carry on spacingly to the signboard, greatly reduced staff's intensity of labour.
In a second aspect, the present application provides a marking method for a laser marking device of a metal signboard, which adopts the following technical scheme:
a marking method of a metal signboard laser marking device comprises the following steps:
s1, placing the signboard on a workbench and a lifting table, and driving a pressure rod to compact the signboard through a fifth driving piece;
s2, the positioning rods are driven to slide towards the direction close to the lifting platform through the third driving piece respectively, the ejector rod abuts against the side wall of the signboard, the ejector block is driven to be close to the ejector rod through the fourth driving piece and abuts against the side wall of the ejector rod, and therefore the ejector rod is prevented from sliding on the positioning rods;
s3, driving the pressure lever to be far away from the signboard, and carrying out laser marking on the surface of the signboard through a laser cutter head;
s4, when the back of the signboard is required to be marked, the lifting table is driven to rise for a certain distance through the first driving piece, the mounting frame is driven to slide towards the direction close to the lifting table through the second driving piece, the signboard enters a clamping interval between the first clamping block and the second clamping block, the double-headed screw is driven to rotate through the second driving source, so that the first clamping block and the second clamping block are driven to mutually approach, and the signboard is clamped and fixed;
s5, the third driving piece drives the positioning rod to be far away from the signboard, the first driving piece drives the lifting platform to descend, the first driving source drives the mounting block to rotate 180 degrees, and the signboard is turned over;
s6, driving the lifting table to rise to enable the identification plate to be located on the lifting table, driving the ejector block to be away from the ejector rod through the fourth driving piece, loosening the abutting of the ejector rod, and repeating the step S2;
and S7, finally, the second driving source drives the first clamping block and the second clamping block to be away from each other, clamping of the signboard is loosened, the mounting frame is driven to be away from the lifting platform through the second driving piece, the lifting platform is driven to descend into the accommodating groove through the first driving piece, and turnover of the signboard is completed.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the back of the signboard is required to be marked, the lifting platform is driven to rise for a certain distance through the first driving piece, so that the signboard is driven to rise together; then, the mounting frame is driven to slide towards the direction close to the lifting platform through the second driving piece, and the mounting block and the signboard are fixed through the fixing mechanism; then, the lifting platform is driven to descend for a certain distance, and the mounting block is driven to rotate 180 degrees by the first driving source, so that the signboard is turned over; finally, the lifting platform is driven to rise, the signboard is positioned on the lifting platform, the fixing mechanism is loosened, the lifting platform is driven to fall, and the turnover of the signboard is completed; in the process of turning over the signboard, the position of the signboard is not easy to shift, so that the precision of laser marking on the back of the signboard is greatly improved;
2. after the signboard is placed on the lifting platform, the plurality of positioning rods are driven to slide towards the direction close to the lifting platform through the third driving piece respectively and abut against the side walls of the signboard respectively to limit the signboard, so that the signboard is prevented from moving on the lifting platform in the laser marking process to a certain extent, and the laser marking is prevented from generating deviation; in the lifting process of the lifting platform, the signboard can be effectively prevented from sliding on the lifting platform through the positioning rod, so that the position of the signboard is deviated;
3. when the positioning rod limits the signboard, the signboard is firstly attached to the lifting table, when the positioning rod slides towards the direction close to the lifting table, the ejector rod firstly abuts against the side wall of the signboard, then the positioning rod continues to slide, the ejector rod slides in the mounting groove and compresses the elastic piece, the ejector rod abuts against the signboard, and finally the ejector rod and the positioning rod are prevented from sliding relatively through the limiting assembly; the positioning rod is prevented from being excessively large or small in displacement to a certain extent, so that the signboard is deformed or the limitation on the signboard is excessively loosened; and when facing to the signboard of different shapes, also can realize spacing to the signboard, improved the practicality greatly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a partial schematic structural view of an embodiment of the present application, mainly used for illustrating a structural view of a fixing mechanism;
FIG. 3 is a partial schematic structural diagram of an embodiment of the present application, which is mainly used for expressing a structural diagram of an elevating platform;
fig. 4 is an enlarged view of a portion a in fig. 3.
Description of the reference numerals: 1. a frame; 11. a laser cutter head; 12. a work table; 121. a placement groove; 13. a lifting platform; 14. a support frame; 15. a containing groove; 16. a first driving member; 17. a pressure lever; 18. a fifth driving member; 19. a second driving member; 2. a mounting frame; 21. mounting blocks; 22. a first drive source; 3. a fixing mechanism; 31. a first clamping block; 32. a second clamp block; 33. a drive assembly; 331. a double-ended screw; 332. a second drive source; 34. a rubber pad; 4. a support bar; 41. positioning a rod; 411. mounting grooves; 412. a top rod; 4121. a limiting block; 413. a limiting groove; 414. an elastic member; 42. a third driving member; 5. a limiting component; 51. a top block; 52. and a fourth driving member.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses metal signboard laser marking device. Referring to fig. 1, including frame 1, slide the laser cutter head 11 that sets up in frame 1 and fix workstation 12 that sets up in frame 1, the roof level of workstation 12 sets up, it is provided with elevating platform 13 to slide along vertical direction on the workstation 12, the fixed support frame 14 that is provided with in frame 1, the top that just is located workstation 12 on the support frame 14 slides along the horizontal direction and is provided with mounting bracket 2, it is provided with installation piece 21 to rotate on the mounting bracket 2, be provided with the fixed establishment 3 that is used for fixed signboard on the installation piece 21.
Referring to fig. 1, a containing groove 15 is formed in the top wall of the working table 12 in the vertical direction, the lifting table 13 is slidably disposed in the containing groove 15, a first driving member 16 for driving the lifting table 13 to ascend and descend is disposed on the working table 12, the first driving member 16 includes a first cylinder, the first cylinder is fixedly disposed on the frame 1, and a piston rod of the first cylinder extends into the containing groove 15 and is fixedly connected with the lifting table 13.
Referring to fig. 1, a press rod 17 is arranged on a rack 1 in a sliding mode along the vertical direction, the length direction of the press rod 17 is vertical, a fifth driving part 18 used for driving the press rod 17 to slide is arranged on the rack 1, the fifth driving part 18 comprises a driving cylinder, the driving cylinder is fixedly arranged on the rack 1, and a piston rod of the driving cylinder is fixedly connected with the press rod 17.
Referring to fig. 1 and 2, the sliding direction of the mounting frame 2 is close to or far away from the lifting platform 13, the support frame 14 is provided with a second driving member 19 for driving the mounting frame 2 to slide, the second driving member 19 includes a second cylinder, the second cylinder is fixedly arranged on the support frame 14, and a piston rod of the second cylinder is fixedly connected with the mounting frame 2.
Referring to fig. 2, the rotation axis of the mounting block 21 is parallel to the sliding direction of the mounting block 2, a first driving source 22 for driving the mounting block 21 to rotate is disposed on the mounting block 2, the first driving source 22 includes a first motor, the first motor is fixedly disposed on the mounting block 2, and an output shaft of the first motor is fixedly connected to the mounting block 21.
Referring to fig. 2, the fixing mechanism 3 includes a first clamping block 31, a second clamping block 32 and a driving assembly 33, a sliding groove is formed in one end, far away from the mounting frame 2, of the mounting block 21 in the vertical direction, a first sliding block is fixedly arranged on the first clamping block 31, a second sliding block is fixedly arranged on the second clamping block 32, the first sliding block and the second clamping block 32 are both slidably arranged in the sliding groove, and a clamping area for clamping the signboard is formed between the first clamping block 31 and the second clamping block 32.
Referring to fig. 2, the driving assembly 33 includes a double-threaded screw 331 and a second driving source 332, the double-threaded screw 331 is rotatably disposed in the sliding groove, an axial direction of the double-threaded screw 331 is parallel to a sliding direction of the first slider or the second slider, a first threaded hole is formed in the first slider along the axial direction of the double-threaded screw 331, a second threaded hole is formed in the second slider along the axial direction of the double-threaded screw 331, two ends of the double-threaded screw 331 are respectively penetrated into the first threaded hole and the second threaded hole, the double-threaded screw 331 is respectively in threaded connection with the first slider and the second slider, the second driving source 332 includes a second motor, the second motor is fixedly disposed on the mounting block 21, and an output shaft of the second motor is coaxially and fixedly connected with the double-threaded screw 331.
Referring to fig. 2, rubber pads 34 are fixedly arranged at the ends of the first clamping block 31 and the second clamping block 32 close to each other; the rubber pad 34 is contacted with the signboard, so that the clamping force of the first clamping block 31 and the second clamping block 32 is prevented from being excessive to a certain extent, and marks are left on the surface of the signboard.
Referring to fig. 1 and 3, a plurality of support rods 4 are fixedly arranged on the side wall of the lifting platform 13, the length directions of the support rods 4 are perpendicular to the center line of the lifting platform 13, a plurality of placing grooves 121 communicated with the accommodating groove 15 are formed in the top wall of the working platform 12 along the sliding direction of the lifting platform 13, and the placing grooves 121 are used for the support rods 4 to slide in.
Referring to fig. 3, each support rod 4 is provided with a positioning rod 41 in a sliding manner along the length direction of the support rod 4, the length direction of the positioning rod 41 is parallel to the length direction of the support rod 4, each support rod 4 is provided with a third driving member 42 for driving the positioning rod 41 to slide, the third driving member 42 comprises a third air cylinder, the third air cylinder is fixedly arranged on the support rod 4, and a piston rod of the third air cylinder is fixedly connected with one end of the positioning rod 41 away from the lifting table 13; after the signboard is placed on the lifting table 13, the positioning rods 41 are driven by the third air cylinder to slide towards the direction close to the lifting table 13 respectively and abut against the side wall of the signboard respectively to limit the signboard, so that the signboard is prevented from moving on the lifting table 13 to cause deviation in laser marking to a certain extent in the laser marking process; in addition, in the lifting process of the lifting platform 13, the signboard can be effectively prevented from sliding on the lifting platform 13 through the positioning rod 41, so that the position of the signboard is deviated.
Referring to fig. 3, 4, the one end that is close to elevating platform 13 on every locating lever 41 has all seted up mounting groove 411 along the length direction of locating lever 41, it is provided with ejector pin 412 to slide in the mounting groove 411, the fixed stopper 4121 that is provided with of lateral wall of ejector pin 412, spacing groove 413 has all been seted up along the length direction of locating lever 41 to the lateral wall of mounting groove 411, stopper 4121 slides and sets up in spacing groove 413, be provided with on the locating lever 41 and be used for ordering about ejector pin 412 to keeping away from the gliding elastic component 414 of locating lever 41 direction, elastic component 414 includes the pressure spring, the pressure spring sets up in mounting groove 411, the one end of pressure spring and the diapire butt of mounting groove 411, the other end and the ejector pin 412 butt of pressure spring.
When the positioning rod 41 limits the signboard, the signboard is firstly tightly attached to the lifting platform 13, when the positioning rod 41 slides towards the direction close to the lifting platform 13, the ejector rod 412 is firstly abutted to the side wall of the signboard, then the positioning rod 41 continues to slide, the ejector rod 412 slides in the mounting groove 411 and continues to compress the pressure spring, so that the ejector rod 412 is abutted to the signboard, and the situation that the positioning rod 41 is excessively large or small in displacement, so that the signboard is deformed or the limitation on the signboard is excessively loosened is prevented to a certain extent; in addition, when the signboard is faced with the signboard in different shapes, the limitation of the signboard can be realized, and the practicability is greatly improved.
Referring to fig. 3 and 4, a limiting assembly 5 for preventing the ejector rod 412 from sliding is arranged on the positioning rod 41, the limiting assembly 5 includes a top block 51 and a fourth driving member 52, a through hole communicated with the mounting groove 411 is formed in the side wall of the positioning rod 41 along the direction perpendicular to the sliding direction of the ejector rod 412, the top block 51 is slidably inserted into the through hole, the top block 51 is used for tightly abutting against the side wall of the ejector rod 412, the fourth driving member 52 includes a fourth cylinder, the fourth cylinder is fixedly arranged on the positioning rod 41, and a piston rod of the fourth cylinder is fixedly connected with the top block 51; after the ejector rod 412 tightly abuts against the signboard, the ejector block 51 is driven by the fourth cylinder to approach the ejector rod 412 and tightly abut against the side wall of the ejector rod 412, so that the ejector rod 412 is prevented from sliding on the positioning rod 41.
The implementation principle of the laser marking device for the metal signboard in the embodiment of the application is as follows: the signboard is placed on a workbench 12 and a lifting platform 13, the surface of the signboard is marked by laser through a laser cutter head 11, and when the back of the signboard is required to be marked, the lifting platform 13 is driven to rise for a certain distance through a first air cylinder so as to drive the signboard to rise together; then, the mounting frame 2 is driven by the second cylinder to slide towards the direction close to the lifting table 13, so that the signboard enters a clamping interval between the first clamping block 31 and the second clamping block 32, and the double-headed screw 331 is driven by the second motor to rotate, so that the first clamping block 31 and the second clamping block 32 are driven to mutually close, and the signboard is clamped and fixed;
then, the lifting platform 13 is driven to descend for a certain distance, and the mounting block 21 is driven to rotate 180 degrees through the first motor, so that the signboard is turned over; finally, the lifting platform 13 is driven to ascend, so that the signboard is positioned on the lifting platform 13, the first clamping block 31 and the second clamping block 32 are driven to be away from each other by the second motor, the signboard is loosened from being clamped, the mounting frame 2 is driven to be away from the lifting platform 13 by the second cylinder, the lifting platform 13 is driven to descend into the accommodating groove 15 by the first cylinder, and the turnover of the signboard is completed; the signboard is at the turn-over in-process, and the difficult skew that takes place in the position of signboard to the precision when laser is to signboard back mark greatly improves.
The embodiment of the application also discloses a marking method of the metal signboard laser marking device, which comprises the following steps:
s1, placing a signboard on a workbench 12 and a lifting table 13, and driving a pressure rod 17 to tightly press the signboard through a fifth air cylinder;
s2, the positioning rods 41 are driven to slide towards the direction close to the lifting platform 13 through the third air cylinder respectively, the ejector rod 412 abuts against the side wall of the signboard, and the ejector block 51 is driven to be close to the ejector rod 412 and abut against the side wall of the ejector rod 412 through the fourth air cylinder, so that the ejector rod 412 is prevented from sliding on the positioning rods 41;
s3, driving the pressure lever 17 to be far away from the signboard, and carrying out laser marking on the surface of the signboard through the laser cutter head 11;
s4, when the back of the signboard needs to be marked, the lifting table 13 is driven to rise for a certain distance through the first air cylinder, the mounting frame 2 is driven to slide towards the direction close to the lifting table 13 through the second air cylinder, the signboard enters a clamping interval between the first clamping block 31 and the second clamping block 32, the double-headed screw 331 is driven to rotate through the second motor, and therefore the first clamping block 31 and the second clamping block 32 are driven to be close to each other to clamp and fix the signboard;
s5, the third air cylinder drives the positioning rod 41 to be far away from the signboard, the first air cylinder drives the lifting platform 13 to descend, the first motor drives the mounting block 21 to rotate 180 degrees, and the signboard is turned over;
s6, driving the lifting table 13 to ascend to enable the signboard to be located on the lifting table 13, driving the ejector block 51 to be far away from the ejector rod 412 through the fourth air cylinder, loosening the abutting of the ejector rod 412, and repeating the step S2;
s7, finally, the second motor orders the first clamping block 31 and the second clamping block 32 to be away from each other, the clamping of the signboard is loosened, the mounting frame 2 is ordered to be away from the lifting platform 13 through the second cylinder, the lifting platform 13 is ordered to descend into the accommodating groove 15 through the first cylinder, and the turnover of the signboard is completed.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1.一种金属标识牌激光标刻装置，包括机架(1)、滑动设置在机架(1)上的激光刀头(11)，以及固定设置在机架(1)上的工作台(12)，其特征在于：所述工作台(12)上沿垂直工作台(12)顶壁的方向开设有容置槽(15)，所述容置槽(15)内滑动设置有升降台(13)，所述工作台(12)上设置有用于驱使升降台(13)升降的第一驱动件(16)；1. A metal identification plate laser marking device, comprising a frame (1), a laser cutter head (11) slidably arranged on the frame (1), and a workbench (12) fixedly arranged on the frame (1) ), characterized in that: the workbench (12) is provided with an accommodating groove (15) along the direction vertical to the top wall of the workbench (12), and a lifting platform (13) is slidably arranged in the accommodating groove (15) ), the workbench (12) is provided with a first driver (16) for driving the lifting platform (13) up and down; 所述机架(1)上沿靠近或远离升降台(13)的方向滑动设置有安装架(2)，所述机架(1)上设置有用于驱使安装架(2)滑动的第二驱动件(19)，所述安装架(2)上转动设置有安装块(21)，所述安装架(2)上设置有用于驱使安装块(21)转动的第一驱动源(22)，所述安装块(21)上设置有用于固定标识牌的固定机构(3)。The frame (1) is slidably provided with a mounting frame (2) in a direction approaching or away from the lifting platform (13), and the frame (1) is provided with a second drive for driving the mounting frame (2) to slide. (19), the installation frame (2) is provided with a mounting block (21) for rotation, and the mounting frame (2) is provided with a first driving source (22) for driving the mounting block (21) to rotate, so The mounting block (21) is provided with a fixing mechanism (3) for fixing the identification plate. 2.根据权利要求1所述的一种金属标识牌激光标刻装置，其特征在于：所述固定机构(3)包括第一夹块(31)、第二夹块(32)和驱动组件(33)，所述第一夹块(31)和第二夹块(32)沿相互靠近或远离的方向滑动设置在安装块(21)上，所述第一夹块(31)和第二夹块(32)之间形成用于夹持标识牌的夹持区间，所述驱动组件(33)用于驱使第一夹块(31)和第二夹块(32)沿相互靠近或远离方向滑动。2. A metal identification plate laser marking device according to claim 1, characterized in that: the fixing mechanism (3) includes a first clamping block (31), a second clamping block (32) and a drive assembly ( 33), the first clamping block (31) and the second clamping block (32) are slidably arranged on the mounting block (21) along the direction of approaching or moving away from each other, the first clamping block (31) and the second clamping block A clamping section for clamping the identification plate is formed between the blocks (32), and the drive assembly (33) is used to drive the first clamping block (31) and the second clamping block (32) to slide along the direction of approaching or moving away from each other . 3.根据权利要求2所述的一种金属标识牌激光标刻装置，其特征在于：所述驱动组件(33)包括双头螺杆(331)和第二驱动源(332)，所述双头螺杆(331)转动设置在安装块(21)上，且所述双头螺杆(331)的两端分别与第一夹块(31)和第二夹块(32)螺纹连接，所述第二驱动源(332)用于驱使双头螺杆(331)转动。3. A metal identification plate laser marking device according to claim 2, characterized in that: the drive assembly (33) includes a double-headed screw (331) and a second drive source (332), and the double-headed The screw (331) is rotatably arranged on the mounting block (21), and the two ends of the double-ended screw (331) are threadedly connected with the first clamping block (31) and the second clamping block (32) respectively, and the second The driving source (332) is used to drive the double-ended screw (331) to rotate. 4.根据权利要求2所述的一种金属标识牌激光标刻装置，其特征在于：所述第一夹块(31)和第二夹块(32)相互靠近的一端均固定设置有橡胶垫(34)。4. A laser marking device for metal identification plates according to claim 2, characterized in that rubber pads are fixedly arranged at the ends of the first clamping block (31) and the second clamping block (32) close to each other (34). 5.根据权利要求1所述的一种金属标识牌激光标刻装置，其特征在于：所述升降台(13)上沿靠近或远离升降台(13)的方向滑动设置有多个定位杆(41)，所述定位杆(41)分别用于抵紧标识牌的侧壁，所述升降台(13)上设置有多个第三驱动件(42)，每个所述第三驱动件(42)对应一个定位杆(41)，且所述第三驱动件(42)用于驱使定位杆(41)滑动。5. The laser marking device for a metal identification plate according to claim 1, characterized in that: on the lifting platform (13), a plurality of positioning rods ( 41), the positioning rods (41) are respectively used to press against the side walls of the identification plate, and a plurality of third driving parts (42) are arranged on the lifting table (13), and each of the third driving parts ( 42) corresponds to a positioning rod (41), and the third driving member (42) is used to drive the positioning rod (41) to slide. 6.根据权利要求5所述的一种金属标识牌激光标刻装置，其特征在于：所述定位杆(41)上靠近升降台(13)的一端沿定位杆(41)的长度方向开设有安装槽(411)，所述安装槽(411)内滑动设置有顶杆(412)，所述定位杆(41)上设置有用于驱使顶杆(412)向远离定位杆(41)方向滑动的弹性件(414)，所述定位杆(41)上设置有用于阻止顶杆(412)滑动的限位组件(5)，所述顶杆(412)用于抵接标识牌的侧壁。6. A laser marking device for a metal identification plate according to claim 5, characterized in that: one end of the positioning rod (41) close to the lifting platform (13) is provided along the length direction of the positioning rod (41). Mounting groove (411), the push rod (412) is slidingly arranged in the mounting groove (411), and the positioning rod (41) is provided with a lever for driving the push rod (412) to slide away from the positioning rod (41) The elastic member (414), the positioning rod (41) is provided with a limit assembly (5) for preventing the push rod (412) from sliding, and the push rod (412) is used for abutting against the side wall of the identification plate. 7.根据权利要求6所述的一种金属标识牌激光标刻装置，其特征在于：所述限位组件(5)包括顶块(51)和第四驱动件(52)，所述定位杆(41)的侧壁开设有与安装槽(411)连通的通孔，所述顶块(51)滑动穿设通孔内，且所述顶块(51)用于抵紧顶杆(412)的侧壁，所述第四驱动件(52)用于驱使顶块(51)滑动。7. A laser marking device for a metal identification plate according to claim 6, characterized in that: the limiting assembly (5) includes a top block (51) and a fourth driving member (52), and the positioning rod The side wall of (41) is provided with a through hole communicating with the installation groove (411), the top block (51) slides through the through hole, and the top block (51) is used to press against the push rod (412) The side wall, the fourth driving member (52) is used to drive the top block (51) to slide. 8.根据权利要求6所述的一种金属标识牌激光标刻装置，其特征在于：所述机架(1)上沿靠近或远离工作台(12)顶壁的方向滑动设置有压杆(17)，所述压杆(17)用于压紧标识牌，所述机架(1)上设置有用于驱使压杆(17)滑动的第五驱动件(18)。8. A metal identification plate laser marking device according to claim 6, characterized in that: said frame (1) is provided with a pressing bar ( 17), the pressing rod (17) is used to compress the identification plate, and the frame (1) is provided with a fifth driving member (18) for driving the pressing rod (17) to slide. 9.根据权利要求1-8中任意一项所述的一种金属标识牌激光标刻装置的标刻方法，其特征在于，包括以下步骤：9. The marking method of a metal identification plate laser marking device according to any one of claims 1-8, characterized in that it comprises the following steps: S1、将标识牌放置在工作台(12)和升降台(13)上，通过第五驱动件(18)驱使压杆(17)压紧标识牌；S1. Place the identification plate on the workbench (12) and the lifting platform (13), and drive the pressing rod (17) to compress the identification plate through the fifth driving member (18); S2、通过第三驱动件(42)分别驱使多个定位杆(41)向靠近升降台(13)方向滑动，使顶杆(412)抵紧标识牌的侧壁，通过第四驱动件(52)驱使顶块(51)靠近顶杆(412)并抵紧顶杆(412)的侧壁，从而阻止顶杆(412)在定位杆(41)上滑动；S2. Through the third driver (42), drive a plurality of positioning rods (41) to slide towards the direction close to the lifting platform (13), so that the ejector rod (412) is pressed against the side wall of the sign, and the fourth driver (52) ) drives the ejector block (51) close to the ejector rod (412) and against the side wall of the ejector rod (412), thereby preventing the ejector rod (412) from sliding on the positioning rod (41); S3、之后，再驱使压杆(17)远离标识牌，即可通过激光刀头(11)对标识牌表面进行激光标刻；S3, after that, drive the pressure rod (17) away from the signboard, and then laser mark the signboard surface through the laser cutter head (11); S4、当需要对标识牌的背面进行标刻时，通过第一驱动件(16)驱使升降台(13)上升一定的距离，通过第二驱动件(19)驱使安装架(2)向靠近升降台(13)方向滑动，使标识牌进入第一夹块(31)和第二夹块(32)之间的夹持区间内，通过第二驱动源(332)驱使双头螺杆(331)转动，从而驱使第一夹块(31)和第二夹块(32)相互靠近，对标识牌进行夹紧固定；S4. When it is necessary to mark the back of the identification plate, the lifting table (13) is driven to rise by a certain distance through the first driving part (16), and the mounting frame (2) is driven to the lifting platform (2) by the second driving part (19) Slide in the direction of the platform (13), so that the identification plate enters the clamping interval between the first clamping block (31) and the second clamping block (32), and the double-ended screw (331) is driven to rotate by the second driving source (332) , so that the first clamping block (31) and the second clamping block (32) are driven close to each other, and the identification plate is clamped and fixed; S5、第三驱动件(42)驱使定位杆(41)远离标识牌，第一驱动件(16)驱使升降台(13)下降，并通过第一驱动源(22)驱使安装块(21)转动180°，对标识牌进行翻面；S5. The third driver (42) drives the positioning rod (41) away from the identification plate, the first driver (16) drives the lifting platform (13) down, and drives the installation block (21) to rotate through the first drive source (22) 180°, turn over the identification plate; S6、再驱使升降台(13)上升，使标识牌位于升降台(13)上，通过第四驱动件(52)驱使顶块(51)远离顶杆(412)，松开对顶杆(412)的抵紧，并重复步骤S2；S6, drive the lifting platform (13) to rise again, make the identification plate on the lifting platform (13), drive the top block (51) away from the ejector rod (412) through the fourth driving member (52), and loosen the pair of ejector rods (412 ), and repeat step S2; S7、最后，第二驱动源(332)驱使第一夹块(31)和第二夹块(32)相互远离，松开对标识牌的夹紧，通过第二驱动件(19)驱使安装架(2)远离升降台(13)，并通过第一驱动件(16)驱使升降台(13)下降至容置槽(15)内，完成标识牌的翻面。S7. Finally, the second driving source (332) drives the first clamping block (31) and the second clamping block (32) away from each other, loosens the clamping of the identification plate, and drives the mounting frame through the second driving member (19) (2) Keep away from the lifting platform (13), and drive the lifting platform (13) down into the accommodation groove (15) through the first driving member (16), and complete the turning over of the identification plate.
CN202210948034.8A 2022-08-08 2022-08-08 Laser marking device and method for metal signboard Pending CN115255649A (en)

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Application publication date: 20221101