CN110385532B

CN110385532B - Laser cutting workbench

Info

Publication number: CN110385532B
Application number: CN201810335132.8A
Authority: CN
Inventors: 谢娟娟; 张成光
Original assignee: Zhoukou Normal University
Current assignee: Zhoukou Normal University
Priority date: 2018-04-15
Filing date: 2018-04-15
Publication date: 2025-03-04
Anticipated expiration: 2038-04-15
Also published as: CN110385532A

Abstract

The present invention relates to a laser cutting workbench, comprising a base, a plate conveying device is installed on the base, the plate conveying device comprises a mounting frame, two blade fixing seats, multiple blades, an active roller, a driven roller, multiple belts, a hydraulic cylinder, a support rod frame, two pairs of support rods, a motor, and a hydraulic pump, two blade fixing seats are respectively installed at two ends of the mounting frame, multiple blades are evenly installed on the two blade fixing seats, the active roller and the driven roller are respectively rotatably installed at two ends of the mounting frame and are located outside the two blade fixing seats, multiple belts are simultaneously sleeved outside the active roller and the driven roller, a blade is provided between two adjacent belts, and two pairs of support rods are respectively rotatably installed on the support rod frame, one pair of support rods is located above the belt, and the other pair of support rods is located below the belt. The laser cutting workbench is convenient for collecting workpieces after laser cutting, which not only saves the time of collecting workpieces, but also prevents employees from being stabbed by blades.

Description

Laser cutting workbench

Technical Field

The invention relates to the field of laser cutting machinery, in particular to a laser cutting workbench.

Background

The laser cutting machine focuses laser emitted from the laser into laser beams with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach the melting point or boiling point, and high-pressure gas coaxial with the laser beam blows away the molten or gasified metal. Along with the movement of the relative positions of the light beam and the workpiece, the material is finally formed into a kerf, so that the aim of cutting is achieved.

The laser cutting processing replaces the traditional mechanical knife with invisible light beams, has the characteristics of high precision, rapid cutting, automatic typesetting, material saving, smooth cut, low processing cost and the like, is not limited by cutting pattern limitation, and is gradually improved or replaced by the traditional metal cutting process equipment. The mechanical part of the laser tool bit is in non-contact with a workpiece, scratches on the surface of the workpiece can not be caused in working, the laser cutting speed is high, the incision is smooth and flat, no subsequent machining is needed, the cutting heat affected zone is small, the deformation of the sheet material is small, the incision is narrow, the incision has no mechanical stress, no shearing burr is generated, the machining precision is high, the repeatability is good, the surface of the material is not damaged, the numerical control programming can be used for machining any plane graph, the whole plate with a large breadth can be cut, the die is not required to be opened, and the method is economical and time-saving.

After the laser cutting is finished, the workpiece is scattered on the workbench, so that the workpiece is inconvenient to collect, wastes time and labor, and staff who collects work is easily stabbed by the cutter bars on the surface of the workbench, so that safety accidents are easily caused.

Disclosure of Invention

The invention aims to overcome the problems in the prior art and provide the laser cutting workbench which is convenient for collecting the workpieces after laser cutting, so that the time for collecting the workpieces is saved, and the staff is prevented from being stabbed by knife bars.

In order to achieve the technical purpose and the technical effect, the invention is realized by the following technical scheme:

The utility model provides a laser cutting workstation, includes the base station, install panel conveyor on the base station, panel conveyor includes mounting bracket, two sword strip fixing bases, many sword strips, drive roll, driven voller, many belts, pneumatic cylinder, holds in the palm rod frame, two pairs of holds in the palm rod, motor, hydraulic pump, two the sword strip fixing bases are installed respectively at the mounting bracket both ends, many the sword strip interval is even installs on two sword strip fixing bases, drive roll and driven voller rotate respectively and install the both ends at the mounting bracket and be located the outside of two sword strip fixing bases, many the belt overlaps simultaneously outside drive roll and driven voller, two adjacent have a sword strip between the belt, two pairs of hold in the palm the rod and rotate respectively and install on holding in the rod frame, wherein a pair of holds in the palm the rod and be located the below of belt, the top and the bottom of mounting bracket are equipped with the U-shaped groove that supplies to hold in the palm the rod and reciprocate respectively, the bottom of holding in the rod frame is connected with the piston rod end-to hold in the pneumatic cylinder by the motor drive the motor, the drive roll is gone up and down the drive roll is connected with the pneumatic cylinder through the driving box and the hydraulic pressure pipe's one end.

When the roller support moves downwards to the lowest position, the top ends of the pair of rollers above the belt are lower than the top ends of the knife bars, and when the roller support moves upwards to the highest position, the distance between the bottom ends of the pair of rollers above the belt and the top ends of the knife bars is 5-10 cm.

The roller support comprises two U-shaped frames and a longitudinal beam connected with the two U-shaped frames.

The mounting rack is provided with at least one cutter bar bracket, a strip-shaped groove is formed in the position, corresponding to the cutter bar, of the cutter bar bracket, and the bottom of the cutter bar is clamped in the strip-shaped groove.

And the scrap conveying belt is arranged below the mounting frame on the base station and used for conveying scraps falling down when laser cutting is carried out.

The periphery of the driving roller and the driven roller are respectively provided with a plurality of belt grooves, the position of each belt groove is the same as the position of the belt sleeved on the driving roller and the driven roller, the width of each belt groove is equal to the width of the belt, and the depth of each belt groove is smaller than the thickness of the belt.

The mounting frame comprises two side plates which are parallel to each other and a plurality of cross beams which are connected between the two side plates, and a sliding rail which is arranged along the length direction of the side plates is arranged on the outer side of each side plate.

Wherein the knife bar is a saw-tooth steel plate knife bar.

Wherein, the both ends of sword strip pass through fixture block and bolt installation on sword strip fixing base.

The base station comprises two supporting plates and a plurality of bottom plates, wherein the plurality of bottom plates are arranged between the bottoms of the two supporting plates, and the hydraulic cylinder is arranged on the bottom plate in the middle.

The working principle is that when a plate is arranged and a workpiece is collected, a hydraulic pump is controlled to supply hydraulic oil to the hydraulic cylinder to extend the hydraulic cylinder, a pair of supporting rods above a belt are separated from the belt, the pair of supporting rods below the belt support the belt upwards to enable the upper surface of the belt to be in a straightened state, a motor is started to drive a driving roller to drive the belt and a driven roller to operate, the plate is conveyed on a workbench or the workpiece is conveyed to one end of the workbench, and when laser cutting is carried out, the hydraulic pump is controlled to draw hydraulic oil in the hydraulic cylinder back to enable the hydraulic cylinder to shrink, the supporting rod frame moves downwards, and the pair of supporting rods above the belt press the belt downwards to separate the belt from the plate or the workpiece.

The laser cutting workbench has the beneficial effects that the laser cutting workbench is convenient for collecting the workpieces after laser cutting, so that the time for collecting the workpieces is saved, and the staff is prevented from being stabbed by the knife bars.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of a part of a sheet conveying apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of the mounting structure of the mounting frame, the blade holder, the blade bracket and the clamping block according to the embodiment of the invention;

FIG. 4 is a schematic view of the installation structure of the backing roll, the backing roll frame and the hydraulic cylinder according to the embodiment of the invention;

FIG. 5 is a schematic view of the configuration of a drive roll in an embodiment of the present invention;

fig. 6 is a schematic view of the structure of the driven roller in the embodiment of the invention.

Detailed Description

The invention will be described in detail below with reference to the drawings in combination with embodiments.

The embodiment shown in fig. 1 to 6 is a laser cutting workbench, which comprises a base 1, a plate conveying device is mounted on the base 1, the plate conveying device comprises a mounting frame 3, two knife bar fixing seats 4, a plurality of knife bars 6, a driving roller 7, a driven roller 8, a plurality of belts 9, a hydraulic cylinder 12, a roller support 10, two pairs of roller supports 11, a motor (not shown in the drawing) and a hydraulic pump (not shown in the drawing), wherein the two knife bar fixing seats 4 are respectively mounted on the two heads of the mounting frame 3, the knife bars 6 are uniformly mounted on the two knife bar fixing seats 4 at intervals, the driving roller 7 and the driven roller 8 are respectively and rotatably mounted on the two heads of the mounting frame 3 and are positioned on the outer sides of the two knife bar fixing seats 4, the two belts 9 are simultaneously sleeved outside the driving roller 7 and the driven roller 8, one knife bar 6 is arranged between the two adjacent belts 9, the two pairs of roller supports 11 are respectively and rotatably mounted on the roller support 10, one pair of roller supports 11 is positioned above the belts 9, the other pair of roller supports 11 are positioned below the motor support 11 and are respectively, the hydraulic cylinder 12 is connected with the hydraulic cylinder 12, and the bottom end of the roller supports are respectively connected with the hydraulic cylinder 10 through a hydraulic cylinder, and the hydraulic cylinder is connected with the hydraulic cylinder 10, and the end of the hydraulic cylinder is connected with the end of the roller support 10 through the hydraulic cylinder 12.

When the roller support 10 moves down to the lowest position, the top ends of the pair of rollers 11 above the belt 9 are lower than the top ends of the knife bars 6, and when the roller support 10 moves up to the highest position, the distance between the bottom ends of the pair of rollers 11 above the belt 9 and the top ends of the knife bars 6 is 5-10 cm.

The stick supporting frame 10 comprises two U-shaped frames 1001 and a longitudinal beam 1002 connecting the two U-shaped frames 1001.

The mounting frame 3 is provided with a cutter bar bracket 5, a strip-shaped groove is formed in the position, corresponding to the cutter bar 6, of the cutter bar bracket 5, and the bottom of the cutter bar 6 is clamped in the strip-shaped groove.

Wherein, the base 1 is provided with a scrap conveying belt 2 positioned below the mounting frame 3 for conveying scraps falling down during laser cutting.

Wherein the peripheries of the driving roller 7 and the driven roller 8 are respectively provided with a plurality of belt grooves 14, the position of each belt groove 14 is the same as the position of the belt 9 sleeved on the driving roller 7 and the driven roller 8, the width of the belt groove 14 is equal to the width of the belt 9, and the depth of the belt groove 14 is smaller than the thickness of the belt 9.

The mounting frame 3 includes two parallel side plates 301 and a plurality of cross beams 302 connected between the two side plates 301, and a sliding rail 303 disposed along the length direction of the side plates 301 is disposed at the outer side of the side plates 301.

Wherein the knife bar 6 is a saw-tooth steel plate knife bar.

Wherein, the two ends of the knife bar 6 are arranged on the knife bar fixing seat 4 through a clamping block 13 and a bolt.

Wherein, the base 1 comprises two support plates 101 and a plurality of bottom plates 102, the bottom plates 102 are arranged between the bottoms of the two support plates 101, and the hydraulic cylinder 12 is arranged on the bottom plate 102 in the middle.

The laser cutting workbench is convenient for collecting the workpieces after laser cutting, so that the time for collecting the workpieces is saved, and the staff is prevented from being stabbed by the knife bars.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.

Claims

1. A laser cutting workbench, comprising a base, characterized in that: a plate conveying device is installed on the base, and the plate conveying device comprises a mounting frame, two knife strip fixing seats, multiple knife strips, an active roller, a driven roller, multiple belts, a hydraulic cylinder, a support rod frame, two pairs of support rods, a motor, and a hydraulic pump. The two knife strip fixing seats are respectively mounted at the two ends of the mounting frame, and the multiple knife strips are evenly spaced and mounted on the two knife strip fixing seats. The active roller and the driven roller are respectively rotatably mounted at the two ends of the mounting frame and are located on the outsides of the two knife strip fixing seats. The outer circumferences of the active roller and the driven roller are respectively provided with multiple belt grooves, and the position of each belt groove is the same as the position of the belt sleeved on the active roller and the driven roller. The width of the belt groove is equal to the width of the belt, and the depth of the belt groove is less than the thickness of the belt. The multiple belts are simultaneously sleeved outside the active roller and the driven roller, and there is a knife strip between two adjacent belts. The two pairs of support rods are rotatably mounted on the support rod frame, one pair of support rods is located above the belt, and the other pair of support rods is located below the belt. The mounting frame comprises two parallel side plates and a plurality of cross beams connected between the two side plates. The outer side of the side plate is provided with a slide rail arranged along its length direction. The top and bottom ends of the mounting frame are respectively provided with U-shaped grooves for the support rods to move up and down. The bottom end of the support rod frame is connected to the end of the piston rod of the hydraulic cylinder, and the support rod frame is driven by the hydraulic cylinder to move up and down. When the support rod frame moves down to the lowest position, the top ends of the pair of support rods located above the belt are lower than the top end of the knife strip. When the support rod frame moves up to the highest position, the bottom ends of the pair of support rods located above the belt are 5 to 10 cm apart from the top end of the knife strip. The power output shaft of the motor is connected to one end of the active roller through a gearbox, and the hydraulic cylinder is connected to the hydraulic pump through an oil pipe equipped with an electromagnetic valve.

2. The laser cutting workbench according to claim 1 is characterized in that the support frame includes two U-shaped frames and a longitudinal beam connecting the two U-shaped frames.

3. The laser cutting workbench according to claim 1 is characterized in that: at least one blade bracket is installed on the mounting frame, and a strip groove is provided on the blade bracket at a position corresponding to the blade, and the bottom of the blade is clamped in the strip groove.

4. The laser cutting workbench according to claim 1 is characterized in that a waste chip conveyor belt is installed on the base below the mounting frame to transport the waste chips falling during laser cutting.

5. The laser cutting workbench according to claim 1, characterized in that the blade is a serrated steel plate blade.

6. The laser cutting workbench according to claim 1, characterized in that two ends of the blade are mounted on the blade fixing seat through clamping blocks and bolts.

7. The laser cutting workbench according to claim 1 is characterized in that: the base comprises two support plates and multiple bottom plates, the multiple bottom plates are installed between the bottoms of the two support plates, and the hydraulic cylinder is installed on the bottom plate located in the middle.