External flexible protection structure of numerical control plasma cutting machine

Abstract

The utility model discloses an external flexible protection structure of a numerical control plasma cutting machine, which relates to the technical field of plasma cutting machines and comprises an operation table, a cross beam is slidably mounted on the operation table, a guide rail is fixedly mounted on the cross beam, a sliding block is slidably mounted on the guide rail, and a lifting plate is slidably mounted on the sliding block. A cutting knife is detachably installed at the top end of the lifting plate, two sections of organ covers are detachably installed on the cross beam, a cleaning assembly is installed on the cross beam, two clamping strips which are symmetrically distributed are fixedly installed on the two sides, close to each other, of the cross beam and the two sides, away from each other, of the sliding block correspondingly, and first locking assemblies are installed in the two sides of the cross beam correspondingly; the first locking assembly is installed in the sliding block, the second locking assembly is installed in the sliding block, the first locking assembly and the second locking assembly are arranged, the organ cover is rapidly mounted and dismounted through the first locking assembly and the second locking assembly, and the organ cover can prevent waste chips and dust generated by cutting from adhering to the guide rail to affect equipment operation.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control plasma cutting machines, in particular to an external flexible protection structure of a numerical control plasma cutting machine. Background Art

[0002] CNC plasma cutting machine refers to the workpiece instructions (or programs) used to control machine tools or equipment. It is a new control method given in digital form. When this instruction is provided to the control device of the CNC automatic cutting machine, the cutting machine can automatically cut according to the given program. CNC cutting consists of two major parts: CNC system and mechanical structure.

[0003] The accordion cover on the CNC plasma cutting machine is an external flexible protection structure, which can protect the guide rails to prevent the waste chips and dust generated by cutting from adhering to the guide rails and affecting the operation of the equipment. The accordion covers on the existing CNC plasma cutting machines are mostly installed and fixed by multiple fastening bolts, which is not convenient for the installation and disassembly of the accordion covers, and most of the existing CNC plasma cutting machines do not have a structure for cleaning the accordion cover. If the metal waste chips falling on the accordion cover are not cleaned in time, the accordion cover will be damaged. In view of the above problems, the inventor proposes an external flexible protection structure for a CNC plasma cutting machine to solve the above problems. Utility Model Content

[0004] In order to solve the problem that most of the external flexible protection structures on the existing CNC plasma cutting machines are installed and fixed by multiple fastening bolts, which is inconvenient to install and disassemble; the purpose of the utility model is to provide an external flexible protection structure for a CNC plasma cutting machine.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: an external flexible protection structure of a CNC plasma cutting machine, including an operating table, a crossbeam slidably installed on the operating table, a guide rail fixedly installed on the crossbeam, a sliding block slidably installed on the guide rail, a lifting plate slidably installed on the sliding block, a cutting knife detachably installed on the top of the lifting plate, two sections of accordion covers detachably installed on the crossbeam, and the accordion covers are sleeved on the guide rail, a cleaning assembly is installed on the crossbeam, two symmetrically distributed card slots are opened at both ends of the two sections of the accordion covers, two symmetrically distributed card strips are fixedly installed on the two sides of the crossbeam close to each other and the two sides of the sliding block away from each other, and the card slots on the accordion cover can be slidably sleeved on the corresponding card strips, a first locking assembly is installed on both sides of the crossbeam, and a second locking assembly is installed in the sliding block.

[0006] Preferably, the cleaning component includes two symmetrically distributed slide grooves, and the slide grooves are fixedly installed on the cross beam. Slide blocks are slidably provided in the two slide grooves. A roller brush is rotatably installed between the two sliders, and the brush on the outer ring of the roller brush contacts the surface of the accordion cover. Pinions are fixedly installed at both ends of the roller brush, and the pinion gears are rotatably installed in the corresponding sliders. Racks are fixedly installed in the two slide grooves, and the pinion gears are meshed with the corresponding racks. A forward and reverse motor is fixedly installed on one side of one of the sliders, and the output end of the forward and reverse motor is fixedly connected to one end of the roller brush.

[0007] Preferably, the two first locking assemblies each include a first card, the two first cards are rotatably installed in both sides of the beam respectively, and the first cards are in contact with the upper surface of one end of the corresponding accordion cover, the lower surfaces of the two first cards are worm gears, and the worm gears are rotatably installed in the beam, worms are rotatably installed in both sides of the beam, and the worms are meshed with the corresponding worm wheels, and a first knob is fixedly installed at one end of the two worms.

[0008] Preferably, the second locking assembly includes two second cards distributed in a mirror image, both second cards are rotatably installed in the sliding block, and the second cards are in contact with the upper surface of one end of the corresponding accordion cover, and the lower surfaces of the two second cards are fixedly installed with driving gears, a tooth plate is slidably installed in the sliding block, and the tooth plate is meshed with the driving gear, a threaded rod is rotatably installed in the sliding block, and the threaded rod is threadedly inserted in the tooth plate, and a second knob is fixedly installed on one end of the threaded rod.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. In the utility model, a cleaning component is provided to clean the scraps and dust on the accordion cover, thereby preventing the metal scraps from damaging the accordion cover;

[0011] 2. In the utility model, by providing a first locking assembly and a second locking assembly, the accordion cover is quickly installed and disassembled using the first locking assembly and the second locking assembly. The accordion cover can prevent the waste chips and dust generated by cutting from adhering to the guide rail and affecting the operation of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 This is a schematic diagram of the overall front structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the overall back structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the beam structure of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the accordion cover of the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of the first locking assembly of the utility model;

[0018] Figure 6 This is a schematic diagram of the structure of the second locking assembly of the utility model;

[0019] Figure 7 For this utility model Figure 2 A schematic diagram of the enlarged structure in the middle.

[0020] In the figure: 1. operating table; 2. crossbeam; 21. guide rail; 22. card strip; 3. sliding block; 4. lifting plate; 5. cutting knife; 6. accordion cover; 61. card slot; 7. cleaning component; 71. forward and reverse motor; 72. roller brush; 73. slide slot; 731. rack; 74. slider; 75. pinion; 8. first locking component; 81. first knob; 82. first card; 83. worm; 84. worm wheel; 9. second locking component; 91. second knob; 92. second card; 93. threaded rod; 94. tooth plate; 95. driving gear. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example: Figure 1-7As shown, the utility model provides an external flexible protection structure for a CNC plasma cutting machine, comprising an operating table 1, a crossbeam 2 is slidably mounted on the operating table 1, a guide rail 21 is fixedly mounted on the crossbeam 2, a sliding block 3 is slidably mounted on the guide rail 21, a lifting plate 4 is slidably mounted on the sliding block 3, a cutting knife 5 is detachably mounted on the top of the lifting plate 4, two sections of accordion covers 6 are detachably mounted on the crossbeam 2, and the accordion covers 6 are sleeved on the guide rail 21, a cleaning component 7 is installed on the crossbeam 2, two ends of the two sections of the accordion covers 6 are provided with two symmetrically distributed card slots 61, two sides of the crossbeam 2 that are close to each other and two sides of the sliding block 3 that are away from each other are fixedly mounted with two symmetrically distributed card strips 22, and the card slots 61 on the accordion cover 6 can be slidably sleeved on the corresponding card strips 22, and the crossbeam 2 is installed with a first locking assembly 8 on both sides, and a second locking assembly 9 is installed in the sliding block 3. According to processing needs, the crossbeam 2 can automatically slide on the operating table 1, and the sliding block 3 can automatically slide on the guide rail 21 on the crossbeam 2. The lifting plate 4 drives the cutting knife 5 to automatically rise and fall in the sliding block 3 to cut the workpiece. The installation of the accordion cover 6 is completed by sleeve-mounting the slot 61 on the accordion cover 6 on the card strip 22 on the crossbeam 2, and the accordion cover 6 is fixed by the first locking assembly 8 and the second locking assembly 9. The accordion cover 6 can prevent the waste chips and dust generated by cutting from adhering to the guide rail 21 and affecting the operation of the equipment. The cleaning assembly 7 is used to clean the waste chips and dust on the accordion cover 6 to prevent metal waste chips from damaging the accordion cover 6.

[0023] The cleaning component 7 includes two symmetrically distributed slide grooves 73, and the slide grooves 73 are fixedly installed on the beam 2. Slide blocks 74 are slidably clamped in the two slide grooves 73. A roller brush 72 is rotatably installed between the two sliders 74, and the brush on the outer ring of the roller brush 72 contacts the surface of the accordion cover 6.

[0024] By adopting the above technical solution, the slider 74 drives the roller brush 72 to clean the surface of the accordion cover 6.

[0025] Pinions 75 are fixedly installed at both ends of the roller brush 72, and the pinion 75 is rotatably installed in the corresponding slider 74. Racks 731 are fixedly installed in the two slide grooves 73, and the pinion 75 is meshed with the corresponding rack 731. A forward and reverse motor 71 is fixedly installed on one side of one slider 74, and the output end of the forward and reverse motor 71 is fixedly connected to one end of the roller brush 72.

[0026] By adopting the above technical solution, the forward and reverse motor 71 is started to drive the roller brush 72 to rotate, and at the same time drives the pinion 75 to rotate. The pinion 75 is engaged with the rack 731, driving the slider 74 to slide back and forth in the slide groove 73.

[0027] The two first locking assemblies 8 each include a first card 82 . The two first cards 82 are rotatably mounted on two sides of the crossbeam 2 , respectively, and the first cards 82 are in contact with the upper surface of one end of the corresponding accordion cover 6 .

[0028] By adopting the above technical solution, the first card 82 is rotated to limit and fix one end of the accordion cover 6.

[0029] The lower surfaces of the two first cards 82 are both equipped with worm wheels 84, and the worm wheels 84 are rotatably installed in the beam 2. Worm screws 83 are rotatably installed in both sides of the beam 2, and the worm screws 83 are meshed with the corresponding worm wheels 84. One end of the two worm screws 83 is fixedly installed with a first knob 81.

[0030] By adopting the above technical solution, rotating the first knob 81 drives the worm 83 to rotate, the worm 83 drives the worm wheel 84 to rotate, and the worm wheel 84 drives the first card 82 to rotate.

[0031] The second locking assembly 9 includes two second cards 92 that are distributed in a mirror image. Both second cards 92 are rotatably mounted in the sliding block 3 , and the second cards 92 are in contact with the upper surface of one end of the corresponding accordion cover 6 .

[0032] By adopting the above technical solution, the second card 92 is rotated to limit and fix one end of the accordion cover 6.

[0033] A driving gear 95 is fixedly mounted on the lower surfaces of the two second cards 92 , and a tooth plate 94 is slidably mounted in the sliding block 3 , and the tooth plate 94 is meshed with the driving gear 95 .

[0034] By adopting the above technical solution, the toothed plate 94 drives the driving gear 95 to rotate, and the driving gear 95 drives the second card 92 to rotate.

[0035] A threaded rod 93 is rotatably mounted in the sliding block 3 , and the threaded rod 93 is threadably inserted in the toothed plate 94 . A second knob 91 is fixedly mounted on one end of the threaded rod 93 .

[0036] By adopting the above technical solution, rotating the second knob 91 drives the threaded rod 93 to rotate, and the threaded rod 93 drives the toothed plate 94 to slide in the sliding block 3 .

[0037] Working principle: When the utility model is used, firstly, the workpiece to be cut is placed on the operating table 1. According to the processing requirements, the crossbeam 2 can automatically slide on the operating table 1, and the sliding block 3 can automatically slide on the guide rail 21 on the crossbeam 2. The lifting plate 4 drives the cutting knife 5 to automatically rise and fall in the sliding block 3 to cut the workpiece. The card slot 61 on the accordion cover 6 is set on the card strip 22 on the crossbeam 2, and then the first knob 81 is turned to drive the worm 83 to rotate, and the worm 83 drives the worm wheel 84 to rotate, and the worm The wheel 84 drives the first card 82 to rotate, and limits and fixes one end of the accordion cover 6, and then the second knob 91 is turned to drive the threaded rod 93 to rotate, and the threaded rod 93 drives the toothed plate 94 to slide in the sliding block 3, and the toothed plate 94 drives the driving gear 95 to rotate, and the driving gear 95 drives the second card 92 to rotate, and the second card 92 limits and fixes one end of the accordion cover 6, thereby completing the installation of the accordion cover 6, and the accordion cover 6 can prevent the waste and dust generated by cutting from adhering to the guide rail 21 and affecting the operation of the equipment;

[0038] Start the forward and reverse motor 71 to drive the roller brush 72 to rotate, and at the same time drive the pinion 75 to rotate. The pinion 75 engages with the rack 731, driving the slider 74 to slide back and forth in the slide groove 73, so that the slider 74 drives the roller brush 72 to clean the surface of the accordion cover 6, clean the waste chips and dust on the accordion cover 6, and prevent metal waste chips from damaging the accordion cover 6.

[0039] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. An external flexible protection structure for a CNC plasma cutting machine, comprising an operating table (1), characterized in that: A crossbeam (2) is slidably mounted on the operating table (1), a guide rail (21) is fixedly mounted on the crossbeam (2), a sliding block (3) is slidably mounted on the guide rail (21), a lifting plate (4) is slidably mounted on the sliding block (3), a cutting knife (5) is detachably mounted on the top of the lifting plate (4), two sections of accordion covers (6) are detachably mounted on the crossbeam (2), and the accordion covers (6) are sleeved on the guide rail (21), and a cleaning component is mounted on the crossbeam (2). (7), two ends of the two sections of the accordion cover (6) are provided with two symmetrically distributed card slots (61), the two sides of the cross beam (2) close to each other and the two sides of the sliding block (3) away from each other are fixedly installed with two symmetrically distributed card strips (22), and the card slots (61) on the accordion cover (6) can be slidably mounted on the corresponding card strips (22), the first locking components (8) are installed in both sides of the cross beam (2), and the second locking component (9) is installed in the sliding block (3).

2. The external flexible protection structure of a CNC plasma cutting machine according to claim 1, characterized in that: The cleaning assembly (7) comprises two symmetrically distributed slide grooves (73), and the slide grooves (73) are fixedly mounted on the crossbeam (2). Slide blocks (74) are slidably mounted in the two slide grooves (73), and a roller brush (72) is rotatably mounted between the two slide blocks (74), and the brush on the outer ring of the roller brush (72) contacts the surface of the accordion cover (6).

3. The external flexible protection structure of a CNC plasma cutting machine as claimed in claim 2, characterized in that: Pinions (75) are fixedly mounted on both ends of the roller brush (72), and the pinions (75) are rotatably mounted in the corresponding sliders (74); racks (731) are fixedly mounted in the two slide grooves (73), and the pinions (75) mesh with the corresponding racks (731); a forward and reverse motor (71) is fixedly mounted on one side of one of the sliders (74), and the output end of the forward and reverse motor (71) is fixedly connected to one end of the roller brush (72).

4. The external flexible protection structure of a CNC plasma cutting machine according to claim 1, characterized in that: The two first locking assemblies (8) each comprise a first card (82), the two first card (82) being rotatably mounted on both sides of the crossbeam (2), and the first card (82) being in contact with the upper surface of one end of the corresponding accordion cover (6).

5. The external flexible protection structure of a CNC plasma cutting machine as claimed in claim 4, characterized in that: The lower surfaces of the two first cards (82) are both provided with worm wheels (84), and the worm wheels (84) are rotatably mounted in the crossbeam (2). Worm screws (83) are rotatably mounted in both sides of the crossbeam (2), and the worm screws (83) are meshed with the corresponding worm wheels (84). One end of the two worm screws (83) is fixedly mounted with a first knob (81).

6. The external flexible protection structure of a CNC plasma cutting machine according to claim 1, characterized in that: The second locking assembly (9) comprises two second cards (92) distributed in a mirror image, the two second cards (92) are both rotatably mounted in the sliding block (3), and the second cards (92) are in contact with the upper surface of one end of the corresponding accordion cover (6).

7. The external flexible protection structure of a CNC plasma cutting machine as claimed in claim 6, characterized in that: A driving gear (95) is fixedly mounted on the lower surfaces of the two second cards (92), a toothed plate (94) is slidably mounted in the sliding block (3), and the toothed plate (94) is meshed with the driving gear (95).

8. The external flexible protection structure of a CNC plasma cutting machine as claimed in claim 1, characterized in that: A threaded rod (93) is rotatably mounted in the sliding block (3), and the threaded rod (93) is threadably inserted in the toothed plate (94), and a second knob (91) is fixedly mounted on one end of the threaded rod (93).

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