Laser cutting equipment for coal preparation machinery maintenance and use method thereof

Abstract

The present invention discloses a laser cutting device for coal preparation machinery maintenance and a method of using the device, comprising a mobile cabinet, a vertical plate symmetrically fixedly connected to the top of the mobile cabinet, a driving seat fixedly connected to the vertical plate, a laser cutting head arranged below the driving seat, a moving mechanism arranged on the driving seat, an adjusting mechanism arranged on the moving mechanism, a protecting mechanism arranged at the bottom of the laser cutting head, a linkage mechanism arranged on the side of the moving mechanism, a collecting mechanism arranged on the mobile cabinet, and an anti-slip mechanism for locking the installation position of the collecting mechanism arranged on the side of the mobile cabinet. The present invention utilizes a setting mode in which an annular plate, a rotating ring, a rotating shaft, a rotating column, a sleeve tube, a rotating ball, an adjusting rod and a mobile mechanism are matched, the rotating ring and the rotating shaft rotate the laser cutting head, the adjusting rod limits the different positions of the rotating ring, which is conducive to adjusting the cutting angle of the laser cutting head and is convenient for adapting to the cutting of special-shaped plates of coal preparation machinery.

Description

Technical Field

[0001] The invention relates to the field of laser cutting for coal preparation machinery maintenance, and in particular to a laser cutting device for coal preparation machinery maintenance and a use method thereof. Background Art

[0002] A coal preparation machine is usually a mechanical equipment used for coal preparation. A coal preparation machine can usually sort the raw coal mined from the mine to remove impurities in the coal, reduce the ash content, thereby improving the quality of the coal and maximizing the use of coal resources. After long-term use, the coal preparation machine will be damaged or worn, and the coal preparation machine needs to be repaired. During the maintenance process, the damaged plate is usually cut, and laser cutting equipment will be used.

[0003] The laser cutting equipment for coal preparation machinery maintenance is usually placed in a special location, and then the coal preparation machinery cuts the plate for moving, and then transports it to the location of the laser cutting equipment for laser cutting operations. The prior art coal preparation machinery maintenance laser cutting equipment usually includes a transverse drive seat, a vertical drive member, a welding table and a laser cutting head, etc. The transverse drive seat is installed on the top of the welding table, the vertical drive member is connected to the transverse drive seat, and the vertical drive member is connected to the laser cutting head, and then the transverse drive seat and the vertical drive member are used to move the laser cutting head for cutting.

[0004] The laser cutting head is usually fixedly installed at the output end of the vertical drive component, and thus the laser cutting head usually has a fixed cutting angle. However, when laser cutting the special-shaped plates of coal preparation machinery, there will be a situation where the fixed position of the special-shaped plates is repeatedly adjusted, which in turn leads to the cutting angle of the laser cutting head being limited. The laser cutting equipment for coal preparation machinery maintenance is not convenient for adapting and adjusting the cutting angle of the laser cutting head according to demand, and there are certain limitations. Summary of the invention

[0005] The purpose of the present invention is to provide a laser cutting device for coal preparation machinery maintenance and a method of using the same, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: a laser cutting device for coal preparation machinery maintenance, comprising:

[0007] A mobile cabinet, wherein the top of the mobile cabinet is symmetrically fixedly connected with a vertical plate, the top of the vertical plate is fixedly connected with a driving seat, a laser cutting head is arranged below the driving seat, and a driving bottom plate is slidably arranged at the bottom of the driving seat;

[0008] The bottom of the driving seat is provided with a moving mechanism for driving the laser cutting head to move vertically, the moving mechanism is provided with an adjustment mechanism for making the laser cutting head at different cutting angles, the bottom of the laser cutting head is provided with a protection mechanism, the side of the moving mechanism is provided with a linkage mechanism, the side of the moving mechanism is provided with a positioning mechanism for locking the installation position of the linkage mechanism, the mobile cabinet is provided with a collection mechanism, the side of the mobile cabinet is provided with an anti-slip mechanism for locking the installation position of the collection mechanism, and the adjustment mechanism includes:

[0009] An annular plate, the side of which is rotatably connected to a rotating ring;

[0010] A rotating shaft, the rotating shaft is rotatably inserted and connected to the middle part of the annular plate, and the rotating ring is connected to the annular plate through the rotating shaft;

[0011] An adjusting rod is slidably arranged on the annular plate.

[0012] Preferably, the adjustment mechanism further comprises:

[0013] A rotating column, wherein the outer wall of the adjusting rod is fixedly inserted and connected with the middle part of the rotating column, and the outer wall of the rotating shaft is fixedly inserted and connected with the inner cavity of the rotating ring;

[0014] A sleeve, wherein the laser cutting head is fixedly inserted into the inner cavity of the sleeve, a ball groove is provided on the outer wall of the sleeve, a rotating ball is rollingly connected to the inner cavity of the ball groove, and the outer wall of the rotating ball is fixedly connected to the end of the rotating shaft;

[0015] The cam is provided with a first end which is threadably connected to the top of the sleeve, and the second end which is provided with a second end which is secured on the cam face with a spring which is secured on the top of the sleeve.

[0016] Preferably, the moving mechanism comprises:

[0017] A hydraulic cylinder, wherein the output end of the hydraulic cylinder is transmission-connected with a driving column, a side portion of the driving column is provided with a first through groove matched with the insertion column, a side portion of the driving column is fixedly connected to a fixing seat, and another side portion of the insertion column is provided with a rotating groove matched with the other end portion of the rotating shaft;

[0018] A support frame, wherein the hydraulic cylinder is fixedly inserted into the inner cavity of the support frame, and a support frame is fixedly connected to the side of the support frame;

[0019] A fixed frame, the fixed frame is fixedly connected to the bottom end of the driving bottom plate, the support frame is slidably connected with the inner cavity of the fixed frame, a second through slot is opened on the side of the fixed frame, and a third through slot is opened on the side of the support frame;

[0020] A side support plate, the top end of which is fixedly connected to one of the support frames, the side of which is fixedly connected to a support column, and the side of which is provided with a fourth through slot.

[0021] Preferably, the linkage mechanism comprises:

[0022] A linkage frame, one side of the top of the linkage frame is slidably connected with the inner cavities of the second through slot and the third through slot, and a positioning hole matching with the support column is opened on the side of the inner wall of the linkage frame;

[0023] A limit plate, wherein the limit plate is slidably and interlacedly connected with the inner cavities of the fourth through slot, the third slide slot, and the fourth slide slot, and the side of the limit plate is fixedly connected with the linkage frame;

[0024] The sliding cylinder has a side portion fixedly connected to the adjusting rod, and one side of the bottom of the linkage frame is slidably and interlacedly connected to the inner cavity of the sliding cylinder.

[0025] Preferably, the linkage mechanism further comprises:

[0026] A positioning ring, the positioning ring is fixedly sleeved on the outside of the linkage frame;

[0027] A sliding ring, wherein the linkage frame is slidably interpenetratingly connected with the inner cavity of the sliding ring, a mounting bolt is symmetrically threadedly interpenetratingly connected with the side of the sliding ring, and one end of the mounting bolt is threadedly interpenetratingly connected with the sliding cylinder;

[0028] The first spring is sleeved on the bottom of the linkage frame, one end of the first spring is in contact with the positioning ring, and the other end of the first spring is in contact with the side of the inner wall of the sliding cylinder.

[0029] Preferably, the positioning mechanism comprises:

[0030] A positioning seat, the side of which is fixedly connected to one of the support frames, the side of the linkage frame is provided with a fifth through slot, and the top of the inner wall of the positioning seat is provided with a limiting slot;

[0031] A positioning plate, the positioning plate is slidably connected with the fifth through slot and the inner cavity of the positioning seat, and the side of the positioning plate is fixedly connected with an operating plate;

[0032] A positioning rod, the bottom end of which is fixedly connected to the positioning plate, and the positioning rod is slidably connected to the inner cavity of the limiting groove;

[0033] A round rod, the round rod is fixedly embedded in the inner cavity of the fifth through groove, and the outer wall of the round rod is slidably interlaced with the positioning plate;

[0034] The second spring is sleeved on the outer wall of the round rod, one end of the second spring is fixedly connected to the positioning plate, and the other end of the second spring is fixedly connected to the bottom end of the inner wall of the fifth through groove.

[0035] Preferably, the protection mechanism comprises:

[0036] A protective tube, wherein the protective tube is sleeved on the bottom of the laser cutting head;

[0037] A suspension plate, a side portion of which is fixedly connected to the protection tube;

[0038] A connecting plate is slidably inserted and connected with the inner cavity of the square groove, and a limiting hole matched with the adjusting rod is opened on the side of the connecting plate.

[0039] Preferably, the collecting mechanism comprises a collecting frame and a containing frame, the collecting frame is sleeved on the side of the movable cabinet, both sides of the movable cabinet are fixedly connected with support plates, the bottom of the collecting frame is located at the top of the support plate, the bottom end of the collecting frame is fixedly connected with a mounting plate, the side of the mounting plate is slidably and interlacedly connected with a cylinder, the side of the cylinder is fixedly connected to the movable cabinet, the bottom end of the collecting frame is fixedly connected with a sliding plate, the side of the sliding plate is fixedly connected with an introduction frame, the containing frame is slidably arranged on the front side of the movable cabinet, the side of the containing frame is fixedly connected with a connecting frame, the introduction frame is slidably and interlacedly connected with the inner cavity of the connecting frame, the top and bottom of the inner wall of the connecting frame are respectively provided with a first slot and a second slot, and the bottom end of the connecting frame is provided with an assembly slot.

[0040] Preferably, the anti-slip mechanism comprises:

[0041] An operating frame, wherein a mounting rod is fixedly connected to the bottom end of the inner wall of the operating frame, and the mounting rod is slidably interlaced with the first slot, the second slot and the inner cavity of the introduction frame;

[0042] A mounting seat, the side of which is fixedly connected to the mobile cabinet, and the mounting rod is slidably connected to the inner cavity of the mounting seat;

[0043] A first magnet, the bottom end of which is fixedly connected to the bottom end of the inner wall of the operating frame, a second magnet is arranged on the top of the first magnet, the top end of which is fixedly connected to the top end of the inner wall of the assembly groove, and the second magnet has opposite magnetic poles to the first magnet.

[0044] The present invention also provides a method for using the laser cutting equipment for coal preparation machinery maintenance, comprising the following specific steps:

[0045] Step 1: When the coal preparation machinery needs to be repaired and laser cut, the mobile cabinet is used to move to the location of the coal preparation machinery, and then the cutting plate of the coal preparation machinery is disassembled and placed on the top of the mobile cabinet. At this time, the angle of the laser cutting head is adjusted according to the cutting angle of the cutting plate, and the sliding cylinder is pushed to slide horizontally, and the sliding cylinder drives the adjusting rod to move, so that the adjusting rod is separated from the inner cavity of the limit hole at this position;

[0046] Step 2: At the same time, the adjusting rod is separated from the connecting plate, and the position limit of the connecting plate and the suspension plate is released. Then, the protective tube is separated from the laser cutting head to expose the laser cutting head. At the same time, the position limit of the rotating ring is released, and then the laser cutting head is rotated. The laser cutting head drives the rotating shaft to rotate on the annular plate;

[0047] Step three: After the position is determined, the adjusting rod is interlaced with the limiting hole at the corresponding position. At the same time, the positioning bolt can be rotated to make its end away from the rotating ball. Then, the sleeve is fine-tuned by spherical rotation outside the rotating ball. After the position is determined, the positioning bolt is used to limit the relative position of the sleeve and the rotating ball. Then, the driving seat and hydraulic cylinder are used to drive the laser cutting head to move, so that the laser cutting head can perform laser cutting on the cutting plate of the coal preparation machinery.

[0048] Technical effects and advantages of the present invention:

[0049] The present invention utilizes a configuration method in which an annular plate, a rotating ring, a rotating shaft, a rotating column, a sleeve tube, a rotating ball, an adjusting rod and a moving mechanism cooperate with each other. The annular plate supports the rotating shaft, the rotating ring and the rotating shaft rotate the laser cutting head, the adjusting rod limits different positions of the rotating ring, and the moving mechanism drives the laser cutting head to move, which is beneficial to adjusting the cutting angle of the laser cutting head, is convenient for adapting to the cutting of special-shaped plates of coal preparation machinery, and is convenient for operation.

[0050] The present invention utilizes a setting mode in which a hydraulic cylinder, a support frame, a support frame, a driving column, a fixed frame, a side support plate, a support column and a linkage mechanism cooperate with each other. The hydraulic cylinder drives the laser cutting head to move up and down. The support frame and the support frame support the hydraulic cylinder. The support frame is connected to the fixed frame. The linkage frame limits the relative position of the support frame and the fixed frame, which is conducive to driving the laser cutting head.

[0051] The present invention utilizes a configuration method in which a protective tube, a suspension plate, a connecting plate and an adjusting rod are matched with each other. The protective tube is sleeved on the bottom of the laser cutting head. The suspension plate and the connecting plate support the protective tube. The protective rod limits the position of the connecting plate, thereby facilitating external shielding of the laser cutting head, so as to provide safety protection for the laser cutting head when it is moved or placed.

[0052] The present invention utilizes a coordinated arrangement of a linkage frame, a limit plate, a sliding cylinder, a positioning ring, a sliding ring, a first spring, a moving mechanism and an adjusting mechanism. The linkage frame limits the relative position of the support frame and the fixed frame, the linkage frame drives the limit plate to lock and fix the adjusting mechanism, and the sliding cylinder and the first spring drive the adjusting rod to slide horizontally, thereby facilitating the installation and removal of the laser welding head and the adjusting mechanism while disassembling the hydraulic cylinder, and facilitating the operation.

[0053] The present invention utilizes a setting method in which a collecting frame, a receiving frame, a mounting plate, a sliding plate, an introduction frame, a connecting frame and an anti-slipping mechanism are coordinated. The collecting frame is located at the edge of the mobile cabinet. The receiving frame collects welding slag generated during laser cutting or impurities dropped from the plate cut by the coal preparation machine. The collecting frame receives impurities or welding dropped from the top of the mobile cabinet. The anti-slipping mechanism installs and disassembles the collecting frame and the receiving frame, which is beneficial for receiving and collecting impurities or welding slag generated on the top of the mobile cabinet, and is also beneficial for removing and cleaning the collecting frame and the receiving frame at the same time, which is convenient for operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0054] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0055] Figure 2 It is a schematic diagram of the front structure of the present invention.

[0056] Figure 3 It is a schematic diagram of the front structure of the annular plate of the present invention.

[0057] Figure 4 For the present invention Figure 1 Enlarged structural diagram at A in the middle.

[0058] Figure 5 It is a front cross-sectional structural schematic diagram of the fixing frame of the present invention.

[0059] Figure 6 It is a front cross-sectional structural schematic diagram of the side support plate of the present invention.

[0060] Figure 7 It is a front cross-sectional structural schematic diagram of the rotating plate of the present invention.

[0061] Figure 8 It is a front cross-sectional structural schematic diagram of the connection frame of the present invention.

[0062] In the figure: 1, mobile cabinet; 2, mobile mechanism; 21, hydraulic cylinder; 22, support frame; 23, support frame; 24, driving column; 25, fixed frame; 26, side support plate; 27, support column; 3, adjustment mechanism; 31, annular plate; 32, rotating ring; 33, rotating shaft; 34, rotating column; 35, sleeve tube; 36, adjusting rod; 37, bearing column; 38, interlaced column; 39, fixed seat; 310, locking column; 4, linkage mechanism; 41, linkage frame; 42, limit plate; 43, sliding cylinder; 44, positioning ring; 45, sliding ring; 46, first spring; 5, fixed Positioning mechanism; 51. Positioning seat; 52. Positioning plate; 53. Operating plate; 54. Positioning rod; 55. Round rod; 56. Second spring; 6. Protection mechanism; 61. Protection tube; 62. Suspension plate; 63. Connecting plate; 7. Collecting mechanism; 71. Collecting frame; 72. Receive frame; 73. Mounting plate; 74. Sliding plate; 75. Introducing frame; 76. Connecting frame; 8. Anti-slip mechanism; 81. Operating frame; 82. Mounting rod; 83. Mounting seat; 84. First magnet; 85. Second magnet; 9. Vertical plate; 10. Driving seat; 11. Laser cutting head; 12. Driving base plate. DETAILED DESCRIPTION

[0063] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0064] The present invention provides Figure 1-8 A laser cutting device for coal preparation machinery maintenance shown in the figure includes a mobile cabinet 1. The bottom end of the mobile cabinet 1 is fixedly connected with a universal wheel. The mobile cabinet 1 is convenient for moving to the location of the coal preparation machinery for use, so as to reduce the transportation distance of the cut plate and facilitate operation. The top of the mobile cabinet 1 is symmetrically fixedly connected with a vertical plate 9, which is conducive to supporting the driving seat 10. The top of the vertical plate 9 is fixedly connected with the driving seat 10, which is conducive to driving the driving base plate 12 to move horizontally, and then it is conducive to driving the laser cutting head 11 to move. The laser cutting head 11 is arranged under the driving seat 10, and the driving base plate 12 is slidingly arranged at the bottom of the driving seat 10, which is conducive to supporting the hydraulic cylinder 21 and driving the laser cutting head 11 to move.

[0065] Specifically, a moving mechanism 2 for driving the laser cutting head 11 to move vertically is provided at the bottom of the driving seat 10, an adjusting mechanism 3 for making the laser cutting head 11 at different cutting angles is provided on the moving mechanism 2, a protecting mechanism 6 is provided at the bottom of the laser cutting head 11, a linkage mechanism 4 is provided on the side of the moving mechanism 2, a positioning mechanism 5 for locking the installation position of the linkage mechanism 4 is provided on the side of the moving mechanism 2, a collecting mechanism 7 is provided on the mobile cabinet 1, and an anti-slip mechanism 8 for locking the installation position of the collecting mechanism 7 is provided on the side of the mobile cabinet 1.

[0066] Furthermore, the adjustment mechanism 3 includes an annular plate 31, a rotating shaft 33, an adjusting rod 36, a rotating column 34, a sleeve 35 and a positioning bolt. The annular plate 31 is conducive to supporting the rotating shaft 33. The rotating shaft 33 is conducive to making the rotating ring 32 and the laser cutting head 11 rotate in a circle with it as the center, so as to facilitate the rotation adjustment of the laser cutting head 11 to adapt to the cutting angle and match the different cutting angles of the coal preparation machinery. The adjusting rod 36 is conducive to limiting the different rotation positions of the rotating ring 32, so as to lock and fix the position of the laser cutting head 11. The rotating column 34 is conducive to supporting the rotation of the rotating shaft 33. The sleeve 35 is conducive to supporting the rotation of the rotating shaft 33. It is beneficial to support the laser cutting head 11, and the positioning bolt is beneficial to limit the relative position of the rotating ball and the socket 35, which is beneficial to multi-angle rotation adjustment of the laser cutting head 11, and at the same time it is convenient to increase the locking stability of the laser cutting head 11. The side of the annular plate 31 is rotatably connected with a rotating ring 32, which is beneficial to drive the rotating shaft 33 to rotate, and at the same time it is beneficial to adjust and limit the angle of the laser cutting head 11. The rotating shaft 33 is rotatably inserted and connected to the middle part of the annular plate 31, and the rotating ring 32 is connected to the annular plate 31 through the rotating shaft 33. The adjusting rod 36 is slidably arranged on the annular plate 31, and the outer wall of the adjusting rod 36 is fixedly inserted and connected with the middle part of the rotating column 34 The outer wall of the rotating shaft 33 is fixedly inserted and connected with the inner cavity of the rotating ring 32, the laser cutting head 11 is fixedly inserted and connected with the inner cavity of the sleeve tube 35, the outer wall of the sleeve tube 35 is provided with a ball groove, and the inner cavity of the ball groove is rollingly connected with a rotating ball, the outer wall of the rotating ball is fixedly connected with the end of the rotating shaft 33, the positioning bolt is threadedly inserted and connected to the top of the sleeve tube 35, and one end of the positioning bolt is fitted with the outer wall of the rotating ball, the side of the annular plate 31 is provided with a square groove, and the side of the inner wall of the square groove is provided with a first sliding groove, and the side of the rotating ring 32 is provided with a ring array of limiting holes, the adjusting rod 36 is slidably inserted and connected with the inner cavity of the first sliding groove, the square groove and the limiting hole, and the side of the annular plate 31 is fixedly connected with The bearing column 37 is conducive to supporting the annular plate 31. The side of the bearing column 37 is fixedly connected with an interpenetrating column 38, which is conducive to the installation of the annular plate 31 and the driving column 24. The top of the interpenetrating column 38 is provided with a second slide groove, and the side of the interpenetrating column 38 is provided with a third slide groove. The inner cavity of the second slide groove is slidably provided with a locking column 310, which is conducive to limiting the relative position of the interpenetrating column 38 and the fixing seat 39, and then It is beneficial to install and disassemble the interpenetrating column 38, and it is convenient to install and disassemble the laser cutting head 11. The side of the locking column 310 is provided with a fourth slide groove, and the top of the interpenetrating column 38 is provided with a fixing seat 39. The locking column 310 is slidably interpenetrated with the inner cavity of the fixing seat 39.

[0067] Specifically, the mobile mechanism 2 includes a hydraulic cylinder 21, a support frame 22, a fixed frame 25 and a side support plate 26. The hydraulic cylinder 21 is electrically connected to an external power supply through an external switch. The hydraulic cylinder 21 is conducive to driving the laser cutting head 11 to move up and down to adjust the cutting position height of the laser cutting head 11. The support frame 22 is conducive to supporting the hydraulic cylinder 21. The fixed frame 25 is conducive to interlacing with the support frame 23, which is conducive to positioning the installation of the hydraulic cylinder 21. The side support plate 26 is conducive to supporting the support column 27 and is also conducive to horizontally guiding the sliding of the limit plate 42. The output end of the hydraulic cylinder 21 is transmission-connected with a driving column 24, which is conducive to driving the laser cutting head 11 to move. The side of the driving column 24 is provided with a first through groove that cooperates with the interlaced column 38. The side of the driving column 24 is fixedly connected to the fixed seat 39, and the interlaced The other side of the column 38 is provided with a rotating groove that matches the other end of the rotating shaft 33. The hydraulic cylinder 21 is fixedly inserted and connected to the inner cavity of the support frame 22. The side of the support frame 22 is fixedly connected with a support frame 23. The support frame 23 is L-shaped, which is conducive to supporting the support frame 22, and then to installing and supporting the hydraulic cylinder 21. The fixed frame 25 is fixedly connected to the bottom end of the driving base plate 12, and the support frame 23 is slidably inserted and connected with the inner cavity of the fixed frame 25. A second through groove is provided on the side of the fixed frame 25, and a third through groove is provided on the side of the support frame 23. The top of the side support plate 26 is fixedly connected to one of the support frames 23, and the side of the side support plate 26 is fixedly connected with a support column 27, which is conducive to supporting the installation position of the linkage frame 41 and facilitating the increase of the stability of the installation of the linkage frame 41. The side of the side support plate 26 is provided with a fourth through groove.

[0068] Specifically, the linkage mechanism 4 includes a linkage frame 41, a limit plate 42, a sliding cylinder 43, a positioning ring 44, a sliding ring 45 and a first spring 46. The linkage frame 41 is arranged in a special shape. On the one hand, the linkage frame 41 is conducive to limiting the relative position of the fixed frame 25 and the support frame 23, and on the other hand, it drives the limit plate 42 to limit the position of the locking column 310, and on the other hand, it supports the adjusting rod 36, which is conducive to disassembling the laser cutting head 11 while disassembling the hydraulic cylinder 21, which is convenient for synchronous operation, maintenance and storage are more convenient, the limit plate 42 is conducive to limiting the position of the locking column 310, and avoiding the random sliding of the locking column 310, the sliding cylinder 43 is conducive to driving the adjusting rod 36 to slide horizontally, the positioning ring 44 is conducive to compressing the first spring 46 thereon, and the sliding ring 45 is conducive to installing and disassembling the sliding cylinder 43 and the linkage frame 41, and the elastic force of the first spring 46 is conducive to pushing the sliding cylinder 43 to move, so that the sliding cylinder 43 After the movement, it returns to its original position, which is convenient for repeating the operation of the sliding cylinder 43. One side of the top of the linkage frame 41 is slidably connected with the inner cavities of the second through slot and the third through slot. The side of the inner wall of the linkage frame 41 is provided with a positioning hole that matches the support column 27. The limit plate 42 is slidably connected with the inner cavities of the fourth through slot, the third slide slot and the fourth slide slot. The side of the limit plate 42 is fixedly connected to the linkage frame 41, and the side of the sliding cylinder 43 is fixedly connected to the adjusting rod 36. The side is slidably inserted and connected with the inner cavity of the sliding cylinder 43, the positioning ring 44 is fixedly sleeved on the outside of the linkage frame 41, the linkage frame 41 is slidably inserted and connected with the inner cavity of the sliding ring 45, and the side of the sliding ring 45 is symmetrically threaded and inserted with mounting bolts, one end of the mounting bolts is threaded and inserted and connected with the sliding cylinder 43, and the first spring 46 is sleeved on the bottom of the linkage frame 41, one end of the first spring 46 is in contact with the positioning ring 44, and the other end of the first spring 46 is in contact with the side of the inner wall of the sliding cylinder 43.

[0069] Specifically, the positioning mechanism 5 includes a positioning seat 51, a positioning plate 52, a positioning rod 54, a round rod 55, and a second spring 56. The positioning seat 51 is conducive to being connected to the positioning plate 52, the positioning plate 52 is conducive to driving the positioning rod 54 to move, and it is convenient to pull the positioning rod 54, the positioning rod 54 is conducive to limiting the relative position of the positioning plate 52 and the positioning seat 51, and then it is conducive to limiting the position of the linkage frame 41 to avoid the random sliding of the linkage frame 41, the round rod 55 is conducive to the positioning plate 52 sliding thereon, and the elastic force of the second spring 56 is conducive to pushing the positioning plate 52 to move, so that the positioning plate 52 can be restored to its original position after movement, and it is convenient to repeat the positioning plate 52 and the positioning rod 54. The side of the positioning seat 51 is fixedly connected to one of the support frames 23, a fifth through slot is provided on the side of the linkage frame 41, a limiting slot is provided on the top of the inner wall of the positioning seat 51, the positioning plate 52 is slidably connected with the inner cavity of the fifth through slot and the positioning seat 51, an operating plate 53 is fixedly connected to the side of the positioning plate 52, the bottom end of the positioning rod 54 is fixedly connected to the positioning plate 52, the positioning rod 54 is slidably connected with the inner cavity of the limiting slot, the round rod 55 is fixedly embedded in the inner cavity of the fifth through slot, the outer wall of the round rod 55 is slidably connected with the positioning plate 52, the second spring 56 is sleeved on the outer wall of the round rod 55, one end of the second spring 56 is fixedly connected to the positioning plate 52, and the other end of the second spring 56 is fixedly connected to the bottom end of the inner wall of the fifth through slot.

[0070] Specifically, the protection mechanism 6 includes a protection tube 61, a suspension plate 62 and a connecting plate 63, which are beneficial for shielding and protecting the bottom of the laser cutting head 11, and are convenient for external protection of the laser cutting head 11 during storage, movement or idleness. The suspension plate 62 is beneficial for supporting the protection tube 61, and the connecting plate 63 is beneficial for connecting the suspension plate 62 with the annular plate 31, which is convenient for positioning and installing the protection tube 61. The adjusting rod 36 limits the position of the connecting plate 63, which is beneficial for adjusting the cutting angle of the laser cutting head 11 while removing the protection tube 61. The protection tube 61 is sleeved on the bottom of the laser cutting head 11, and the side of the suspension plate 62 is fixedly connected to the protection tube 61. The connecting plate 63 is slidably and interlacedly connected to the inner cavity of the square groove, and the side of the connecting plate 63 is provided with a limiting hole that cooperates with the adjusting rod 36.

[0071] Specifically, the collecting mechanism 7 includes a collecting frame 71 and a receiving frame 72. The collecting frame 71 is U-shaped. The collecting frame 71 is conducive to collecting impurities or welding slag dropped from the top of the mobile cabinet 1, which is convenient for protecting the surrounding environment. The receiving frame 72 is conducive to centralized collection of the dropped impurities or welding slag. The collecting frame 71 is sleeved on the side of the mobile cabinet 1. Both sides of the mobile cabinet 1 are fixedly connected with a support plate. The bottom of the collecting frame 71 is located at the top of the support plate. The bottom end of the collecting frame 71 is fixedly connected with a mounting plate 73. The mounting plate 73 and the cylinder are conducive to horizontal positioning of the collection frame 71. The mounting plate The side of 73 is slidably connected with a cylinder, and the side of the cylinder is fixedly connected to the mobile cabinet 1. The bottom end of the collecting frame 71 is fixedly connected with a sliding plate 74, which is conducive to driving the introduction frame 75 to move. The side of the sliding plate 74 is fixedly connected with the introduction frame 75, which is conducive to connecting with the connecting frame 76. The containing frame 72 is slidably set on the front of the mobile cabinet 1, and the side of the containing frame 72 is fixedly connected with the connecting frame 76. The introduction frame 75 is slidably connected with the inner cavity of the connecting frame 76. The top and bottom ends of the inner wall of the connecting frame 76 are respectively provided with a first groove and a second groove, and the bottom end of the connecting frame 76 is provided with an assembly groove.

[0072] Specifically, the anti-slip mechanism 8 includes an operating frame 81, a mounting seat 83 and a first magnet 84. The operating frame 81 is L-shaped. The operating frame 81 is conducive to pulling the mounting rod 82 to move. The mounting seat 83 is conducive to connecting with the mounting rod 82, which is conducive to limiting the relative position of the connecting frame 76 and the mounting seat 83 and the relative position of the introduction frame 75 and the connecting frame 76, which is conducive to installing and disassembling the receiving frame 72 and the collecting frame 71 at the same time. The first magnet 84 and the second magnet 85 are conducive to limiting the position of the operating frame 81 to avoid the operating frame 81 The mounting rod 82 is connected to the inner cavity of the first slot, the second slot and the introduction frame 75 in a sliding manner, and the side of the mounting seat 83 is fixedly connected to the movable cabinet 1. The mounting rod 82 is connected to the inner cavity of the mounting seat 83 in a sliding manner. The bottom end of the first magnet 84 is fixedly connected to the bottom end of the inner wall of the operating frame 81. The top of the first magnet 84 is provided with a second magnet 85. The top of the second magnet 85 is fixedly connected to the top of the inner wall of the assembly groove, and the second magnet 85 and the first magnet 84 have opposite magnetic poles.

[0073] Method of use of the present invention:

[0074] When the coal preparation machine needs to be repaired and laser cut, the mobile cabinet 1 is used to move to the location of the coal preparation machine, and then the cutting plate of the coal preparation machine is disassembled and placed on the top of the mobile cabinet 1. At this time, the angle of the laser cutting head 11 is adjusted according to the cutting angle of the cutting plate, and the sliding cylinder 43 is pushed to slide horizontally, and the sliding cylinder 43 drives the adjusting rod 36 to move, so that the adjusting rod 36 is separated from the inner cavity of the limit hole at this position;

[0075] At the same time, the adjusting rod 36 is separated from the connecting plate 63, and the position restriction of the connecting plate 63 and the suspension plate 62 is released. Then, the protective tube 61 is separated from the laser cutting head 11, so that the laser cutting head 11 is exposed. At the same time, the position restriction of the rotating ring 32 is released, and then the laser cutting head 11 is rotated, and the laser cutting head 11 drives the rotating shaft 33 to rotate on the annular plate 31;

[0076] After the position is determined, the adjusting rod 36 is interlaced with the limiting hole at the corresponding position, and the positioning bolt can be rotated at the same time to make its end away from the rotating ball, and then the sleeve 35 is fine-tuned by spherical rotation outside the rotating ball. After the position is determined, the positioning bolt is used to limit the relative position of the sleeve 35 and the rotating ball, and then the driving seat 10 and the hydraulic cylinder 21 are used to drive the laser cutting head 11 to move, so that the laser cutting head 11 performs laser cutting on the cutting plate of the coal preparation machinery.

[0077] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A laser cutting device for coal preparation machinery maintenance, comprising: A mobile cabinet (1), wherein a vertical plate (9) is symmetrically fixedly connected to the top of the mobile cabinet (1), a driving seat (10) is fixedly connected to the top of the vertical plate (9), a laser cutting head (11) is arranged below the driving seat (10), and a driving bottom plate (12) is slidably arranged at the bottom of the driving seat (10); The invention is characterized in that a moving mechanism (2) for driving a laser cutting head (11) to move vertically is arranged at the bottom of the driving seat (10), an adjusting mechanism (3) for placing the laser cutting head (11) at different cutting angles is arranged on the moving mechanism (2), a protecting mechanism (6) is arranged at the bottom of the laser cutting head (11), a linkage mechanism (4) is arranged at the side of the moving mechanism (2), a positioning mechanism (5) for locking the installation position of the linkage mechanism (4) is arranged at the side of the moving mechanism (2), a collecting mechanism (7) is arranged on the mobile cabinet (1), an anti-slip mechanism (8) for locking the installation position of the collecting mechanism (7) is arranged at the side of the mobile cabinet (1), and the adjusting mechanism (3) comprises: An annular plate (31), a side portion of the annular plate (31) being rotatably connected to a rotating ring (32); A rotating shaft (33), the rotating shaft (33) being rotatably inserted and connected to the middle portion of the annular plate (31), and the rotating ring (32) being connected to the annular plate (31) via the rotating shaft (33); A sleeve tube (35), the laser cutting head (11) is fixedly inserted into the inner cavity of the sleeve tube (35), the outer wall of the sleeve tube (35) is provided with a ball groove, the inner cavity of the ball groove is rotatably connected with a rotating ball, and the outer wall of the rotating ball is fixedly connected to the end of the rotating shaft (33); an adjusting rod (36), wherein the adjusting rod (36) is slidably disposed on the annular plate (31); A rotating column (34), the outer wall of the adjusting rod (36) is fixedly connected to the middle of the rotating column (34), and the outer wall of the rotating shaft (33) is fixedly connected to the inner cavity of the rotating ring (32); A positioning bolt, wherein the positioning bolt is threadedly inserted and connected to the top end of the sleeve (35), one end of the positioning bolt is fitted with the outer wall of the rotating ball, a square groove is provided on the side of the annular plate (31), a first sliding groove is provided on the side of the inner wall of the square groove, and a limiting hole is provided in a circular array on the side of the rotating ring (32), the adjusting rod (36) is slidably inserted and connected with the inner cavity of the first sliding groove, the square groove and the limiting hole, and the side of the annular plate (31) is fixedly connected with a bearing column (3 7), the side of the bearing column (37) is fixedly connected with an interpenetrating column (38), the top of the interpenetrating column (38) is provided with a second slide groove, the side of the interpenetrating column (38) is provided with a third slide groove, the inner cavity of the second slide groove is slidably provided with a locking column (310), the side of the locking column (310) is provided with a fourth slide groove, the top of the interpenetrating column (38) is provided with a fixing seat (39), and the locking column (310) is slidably interpenetrated with the inner cavity of the fixing seat (39); The moving mechanism (2) comprises: A hydraulic cylinder (21), wherein the output end of the hydraulic cylinder (21) is drivingly connected to a driving column (24), a side portion of the driving column (24) is provided with a first through groove that matches with the insertion column (38), a side portion of the driving column (24) is fixedly connected to a fixing seat (39), and another side portion of the insertion column (38) is provided with a rotation groove that matches with the other end portion of the rotation shaft (33); A support frame (22), the hydraulic cylinder (21) being fixedly connected to and inserted into an inner cavity of the support frame (22), and a support frame (23) being fixedly connected to a side portion of the support frame (22); A fixed frame (25), the fixed frame (25) being fixedly connected to the bottom end of the driving base plate (12), the support frame (23) being slidably connected to the inner cavity of the fixed frame (25), a second through slot being provided on a side of the fixed frame (25), and a third through slot being provided on a side of the support frame (23); A side support plate (26), the top end of the side support plate (26) being fixedly connected to one of the support frames (23), the side of the side support plate (26) being fixedly connected to a support column (27), and the side of the side support plate (26) being provided with a fourth through slot; The linkage mechanism (4) comprises: A linkage frame (41), wherein one side of the top of the linkage frame (41) is slidably interlaced with the inner cavities of the second through slot and the third through slot, and a positioning hole matching the support column (27) is provided on the side of the inner wall of the linkage frame (41); a limit plate (42), the limit plate (42) being slidably interlaced with the inner cavities of the fourth through slot, the third slide slot, and the fourth slide slot, and the side of the limit plate (42) being fixedly connected to the linkage frame (41); A sliding cylinder (43), wherein a side portion of the sliding cylinder (43) is fixedly connected to the adjusting rod (36), and a side portion of the bottom portion of the linkage frame (41) is slidably interlaced with an inner cavity of the sliding cylinder (43); The protection mechanism (6) comprises: A protective tube (61), wherein the protective tube (61) is sleeved on the bottom of the laser cutting head (11); A suspension plate (62), wherein a side portion of the suspension plate (62) is fixedly connected to the protection tube (61); A connecting plate (63) is slidably connected to the inner cavity of the square groove, and a limiting hole matching the adjusting rod (36) is provided on the side of the connecting plate (63).

2. The laser cutting equipment for coal preparation machinery maintenance according to claim 1 is characterized in that: The linkage mechanism (4) further comprises: A positioning ring (44), wherein the positioning ring (44) is fixedly sleeved on the outside of the linkage frame (41); A sliding ring (45), wherein the linkage frame (41) is slidably interpenetratingly connected to the inner cavity of the sliding ring (45), a mounting bolt is symmetrically threadedly interpenetratingly connected to the side of the sliding ring (45), and one end of the mounting bolt is threadedly interpenetratingly connected to the sliding cylinder (43); A first spring (46), wherein the first spring (46) is sleeved on the bottom of the linkage frame (41), one end of the first spring (46) is in contact with the positioning ring (44), and the other end of the first spring (46) is in contact with the side of the inner wall of the sliding cylinder (43).

3. The laser cutting equipment for coal preparation machinery maintenance according to claim 1, characterized in that: The positioning mechanism (5) comprises: A positioning seat (51), wherein a side portion of the positioning seat (51) is fixedly connected to one of the support frames (23), a fifth through slot is provided on a side portion of the linkage frame (41), and a limiting slot is provided on a top end of an inner wall of the positioning seat (51); a positioning plate (52), the positioning plate (52) being slidably interpenetratingly connected to the fifth through slot and the inner cavity of the positioning seat (51), and the side of the positioning plate (52) being fixedly connected to an operating plate (53); A positioning rod (54), the bottom end of which is fixedly connected to the positioning plate (52), and the positioning rod (54) is slidably connected to the inner cavity of the limiting groove; a round rod (55), the round rod (55) being fixedly embedded in the inner cavity of the fifth through groove, the outer wall of the round rod (55) being slidably interlaced with the positioning plate (52); A second spring (56), wherein the second spring (56) is sleeved on the outer wall of the round rod (55), one end of the second spring (56) is fixedly connected to the positioning plate (52), and the other end of the second spring (56) is fixedly connected to the bottom end of the inner wall of the fifth through groove.

4. The laser cutting equipment for coal preparation machinery maintenance according to claim 1, characterized in that: The collecting mechanism (7) comprises a collecting frame (71) and a receiving frame (72); the collecting frame (71) is sleeved on the side of the mobile cabinet (1); both sides of the mobile cabinet (1) are fixedly connected to a support plate; the bottom of the collecting frame (71) is located at the top of the support plate; the bottom end of the collecting frame (71) is fixedly connected to a mounting plate (73); the side of the mounting plate (73) is slidably interlaced with a cylinder; the side of the cylinder is fixedly connected to the mobile cabinet (1); the collecting frame (71) is The bottom end is fixedly connected to a sliding plate (74), the side of the sliding plate (74) is fixedly connected to an introduction frame (75), the receiving frame (72) is slidably arranged on the front of the mobile cabinet (1), the side of the receiving frame (72) is fixedly connected to a connecting frame (76), the introduction frame (75) is slidably connected to the inner cavity of the connecting frame (76), the top and bottom ends of the inner wall of the connecting frame (76) are respectively provided with a first slot and a second slot, and the bottom end of the connecting frame (76) is provided with an assembly slot.

5. The laser cutting equipment for coal preparation machinery maintenance according to claim 1, characterized in that: The anti-slip mechanism (8) comprises: An operating frame (81), wherein a mounting rod (82) is fixedly connected to the bottom end of the inner wall of the operating frame (81), and the mounting rod (82) is slidably interlaced with the first slot, the second slot, and the inner cavity of the introduction frame (75); A mounting seat (83), the side of the mounting seat (83) being fixedly connected to the movable cabinet (1), and the mounting rod (82) being slidably interlaced with the inner cavity of the mounting seat (83); A first magnet (84), wherein the bottom end of the first magnet (84) is fixedly connected to the bottom end of the inner wall of the operating frame (81), a second magnet (85) is arranged on the top of the first magnet (84), the top end of the second magnet (85) is fixedly connected to the top end of the inner wall of the assembly groove, and the second magnet (85) and the first magnet (84) have opposite magnetic poles.

6. The method for using the laser cutting equipment for coal preparation machinery maintenance according to any one of claims 1 to 5, characterized in that: The specific usage steps are as follows: Step 1: When the coal preparation machine needs to be repaired and laser cut, the mobile cabinet (1) is used to move to the location of the coal preparation machine, and then the cutting plate of the coal preparation machine is disassembled and placed on the top of the mobile cabinet (1). At this time, the angle of the laser cutting head (11) is adjusted according to the cutting angle of the cutting plate, and the sliding cylinder (43) is pushed to slide horizontally, and the sliding cylinder (43) drives the adjustment rod (36) to move, so that the adjustment rod (36) is separated from the inner cavity of the limit hole at this position; Step 2: The adjusting rod (36) is simultaneously separated from the connecting plate (63), thereby releasing the positional restrictions on the connecting plate (63) and the suspension plate (62), and then the protective tube (61) is separated from the laser cutting head (11), so that the laser cutting head (11) is exposed, and at the same time, the positional restrictions on the rotating ring (32) are released, and then the laser cutting head (11) is rotated, and the laser cutting head (11) drives the rotating shaft (33) to rotate on the annular plate (31); Step 3: After the position is determined, the adjusting rod (36) is inserted into the limiting hole at the corresponding position, and the positioning bolt can be rotated at the same time to make its end away from the rotating ball, and then the sleeve (35) is finely adjusted by spherical rotation outside the rotating ball. After the position is determined, the positioning bolt is used to limit the relative position of the sleeve (35) and the rotating ball, and then the driving seat (10) and the hydraulic cylinder (21) are used to drive the laser cutting head (11) to move, so that the laser cutting head (11) performs laser cutting on the cutting plate of the coal preparation machinery.

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