Plasma cutting gun capable of being freely adjusted

Abstract

The utility model belongs to the technical field of cutting equipment, and particularly relates to a freely adjustable plasma cutting gun which comprises a base, a stand column fixedly connected to the middle of the upper surface of the base, a sleeve frame sleeved on the outer side of the stand column, a gear I fixedly connected to an output shaft of a motor mounted on the inner wall of the front side of the sleeve frame, and a rack I welded to the front side face of the stand column. A connecting rod I is fixedly connected to the left side of the upper surface of the connecting rod. A fixing sleeve I is fixedly connected to the rear side face of a clamping sleeve I connected to the outer side of the connecting rod I in a sleeving mode. A sliding rod is fixedly connected to the interior of the fixing sleeve I. A sliding sleeve is connected to the outer side of the sliding rod in a sleeving mode. A clamping sleeve IV is fixedly connected to the front side face of the sliding sleeve through a connecting block. A vertical rod is clamped in the clamping sleeve IV, a rotating shaft is rotationally connected in a fixing sleeve II fixedly connected with the lower end of the vertical rod, a connecting rod II is clamped in a clamping sleeve II fixedly connected with the other end of the rotating shaft, and a plasma cutting gun body is clamped in a clamping sleeve III fixedly connected with the lower end of the connecting rod II. The position of the plasma cutting gun body can be freely adjusted, the machining precision is high, and the practicability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of cutting equipment, and in particular relates to a freely adjustable plasma cutting gun. Background Art

[0002] A plasma cutting gun is a device that uses high-temperature plasma to cut metal materials. Its principle is to use high-temperature plasma to heat the metal material to above the melting point, and then use gases such as oxygen or nitrogen to blow away the molten metal, thereby achieving the purpose of cutting. It is widely used in machinery and other industries.

[0003] The traditional way of using plasma cutting guns is that workers hold the cutting gun body to cut the workpiece, which has low processing efficiency and precision, and the product quality does not meet the requirements. At present, a clamping mechanism is generally used to clamp and fix the plasma cutting gun body, but the clamping mechanism is not convenient for adjusting the position of the plasma cutting gun body, and it is not possible to achieve multi-directional cutting of the workpiece. The processing precision is still not high enough, which affects the processing quality of the final workpiece and is not practical. Therefore, how to overcome the above-mentioned technical problems and defects has become a key issue that needs to be solved. Utility Model Content

[0004] The utility model aims to overcome the shortcomings of the prior art and provide a freely adjustable plasma cutting gun.

[0005] The purpose of the utility model is achieved in this way:

[0006] A freely adjustable plasma cutting gun comprises a base, a column is fixedly connected to the middle of the upper surface of the base, a height adjustment mechanism is sleeved on the outer side of the column, the height adjustment mechanism comprises a sleeve frame sleeved on the outer side of the column, a motor is installed on the inner wall of the front side of the sleeve frame, a gear I is fixedly connected to the output shaft of the motor, a rack I meshing with the gear I is vertically welded to the front side of the column, a fixed block is fixedly connected to the middle of the left side of the fixed block, a connecting rod is fixedly connected to the left side of the upper surface of the connecting rod, a clamping sleeve I is sleeved on the outer side of the connecting rod I, a horizontal adjustment mechanism is fixedly connected to the rear side of the clamping sleeve I, and the horizontal adjustment mechanism comprises a fixed sleeve fixedly connected to the rear side of the clamping sleeve I Ⅰ, a sliding rod is fixedly connected to the inside of the fixed sleeve Ⅰ, a sliding sleeve is sleeved on the outside of the sliding rod, the sliding sleeve is fixed to the outside of the sliding rod by bolts, a connecting block is fixedly connected to the front side of the sliding sleeve, a clamping sleeve IV is fixedly connected to the front side of the connecting block, a height fine-adjustment mechanism is clamped in the clamping sleeve IV, the height fine-adjustment mechanism includes a vertical rod clamped in the clamping sleeve IV, a fixed sleeve Ⅱ is fixedly connected to the lower end of the vertical rod, an angle adjustment mechanism is rotatably connected in the fixed sleeve Ⅱ through a bearing, the angle adjustment mechanism includes a rotating shaft rotatably connected to the fixed sleeve Ⅱ, a clamping sleeve Ⅱ is fixedly connected to the other end of the rotating shaft, a connecting rod Ⅱ is clamped in the clamping sleeve Ⅱ, a clamping sleeve Ⅲ is fixedly connected to the lower end of the connecting rod Ⅱ, and a plasma cutting gun body is clamped in the clamping sleeve Ⅲ.

[0007] Furthermore, the height adjustment mechanism also includes a slider fixedly connected to the left and right inner walls and the middle of the rear inner wall of the frame, and the middle of the left and right side surfaces and the rear side surface of the column are vertically fixed with a slide groove bar, and the slider is slidably connected in the slide groove of the slide groove bar, and the height position of the plasma cutting gun body is adjusted by the height adjustment mechanism.

[0008] Furthermore, the height fine-adjustment mechanism also includes a rack II welded on the front side of the vertical rod, a mounting plate is symmetrically fixedly connected to the middle of the front side of the ferrule IV, a screw is threaded in the mounting plate, and a gear II meshing with the rack II is fixedly connected to the middle of the outer side of the screw. The height position of the plasma cutting gun body is fine-tuned by the height fine-adjustment mechanism, and the height position of the plasma cutting gun body is further accurately adjusted.

[0009] Furthermore, screw holes matching with the bolts are provided in the middle of the upper and lower sides of the sliding sleeve.

[0010] Furthermore, the front side surfaces of the ferrule I, ferrule II, ferrule III and ferrule IV are symmetrically fixed with fixing plates, and bolts are threaded inside the fixing plates.

[0011] Furthermore, universal wheels are installed on the lower surface of the base to facilitate movement, and a self-locking mechanism is installed on the universal wheels.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model adjusts the height position of the plasma cutting gun body through the height adjustment mechanism, finely adjusts the height position of the plasma cutting gun body through the height fine-tuning mechanism, adjusts the horizontal position of the plasma cutting gun body through the level adjustment mechanism, and adjusts the angle of the plasma cutting gun body through the angle adjustment mechanism, that is, the position of the plasma cutting gun body can be freely adjusted, the processing accuracy is improved, and the utility model has strong practicality.

[0014] 2. The utility model has universal wheels installed on the lower surface of the base, which is convenient for moving the freely adjustable plasma cutting gun body to the position of the workpiece to be processed, and is convenient for processing the workpiece. A self-locking mechanism is installed on the universal wheel. When the plasma cutting gun body processes the workpiece, the self-locking mechanism is turned on to prevent the universal wheel from rolling, and the stability is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic structural diagram of the freely adjustable plasma cutting gun of the utility model.

[0016] Figure 2 for Figure 1 Enlarged view of point A in the middle.

[0017] Figure 3 It is a top view of the center column of the utility model.

[0018] In the figure: 1-base, 2-universal wheel, 3-column, 4-rack I, 5-fixed block, 6-sleeve frame, 7-slide groove bar, 8-connecting rod, 9-connecting rod I, 10-sleeve I, 11-fixed sleeve I, 12-slide rod, 13-fixed sleeve II, 14-rotating shaft, 15-connecting rod II, 16-sleeve II, 17-sleeve III, 18-plasma cutting gun body, 19-screw hole, 20-bolt, 21-vertical rod, 22-rack II, 23-connecting block, 24-sleeve IV, 25-bolt, 26-gear II, 27-fixed plate, 28-mounting plate, 29-sleeve, 30-motor, 31-gear I, 32-slide groove, 33-slider. DETAILED DESCRIPTION

[0019] The freely adjustable plasma cutting gun of the utility model is described in more detail below with reference to the accompanying drawings and through specific implementation methods.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] See also Figures 1 to 3 A freely adjustable plasma cutting gun comprises a base 1, a column 3 is fixedly connected to the middle of the upper surface of the base 1, a height adjustment mechanism is sleeved on the outer side of the column 3, the height adjustment mechanism comprises a sleeve frame 6 sleeved on the outer side of the column 3, a motor 30 is installed on the inner wall of the front side of the sleeve frame 6, a gear Ⅰ31 is fixedly connected to the output shaft of the motor 30, a rack Ⅰ4 meshing with the gear Ⅰ31 is vertically welded on the front side of the column 3, a fixing block 5 is fixedly connected to the front side of the sleeve frame 6, a connecting rod 8 is fixedly connected to the middle of the left side of the fixing block 5, a connecting rod Ⅰ9 is fixedly connected to the left side of the upper surface of the connecting rod 8, a sleeve Ⅰ10 is sleeved on the outer side of the connecting rod Ⅰ9, a horizontal adjustment mechanism is fixedly connected to the rear side of the sleeve Ⅰ10, and the horizontal adjustment mechanism comprises a fixing sleeve Ⅰ11 fixedly connected to the rear side of the sleeve Ⅰ10, and the fixing sleeve Ⅰ11 A slide bar 12 is fixedly connected inside, and a slide sleeve 29 is sleeved on the outside of the slide bar 12. The slide sleeve 29 is fixed to the outside of the slide bar 12 by a bolt 20. A connecting block 23 is fixedly connected to the front side of the slide sleeve 29, and a clamping sleeve IV24 is fixedly connected to the front side of the connecting block 23. A height fine-adjustment mechanism is clamped in the clamping sleeve IV24. The height fine-adjustment mechanism includes a vertical rod 21 clamped in the clamping sleeve IV24, and a fixed sleeve II13 is fixedly connected to the lower end of the vertical rod 21. The fixed sleeve II13 is rotatably connected to an angle adjustment mechanism through a bearing. The angle adjustment mechanism includes a rotating shaft 14 rotatably connected to the fixed sleeve II13, and a clamping sleeve II16 is fixedly connected to the other end of the rotating shaft 14. A connecting rod II15 is clamped in the clamping sleeve II16, and a clamping sleeve III17 is fixedly connected to the lower end of the connecting rod II15. A plasma cutting gun body 18 is clamped in the clamping sleeve III17.

[0022] See also Figure 1 and Figure 3 The height adjustment mechanism also includes a slider 33 fixedly connected to the left and right inner walls and the middle of the rear inner wall of the sleeve frame 6. The middle of the left and right sides and the rear side of the column 3 are vertically fixedly connected with a slide bar 7. The slider 33 is slidably connected in the slide groove 32 of the slide groove bar 7. The height position of the plasma cutting gun body 18 is adjusted by the height adjustment mechanism.

[0023] See also Figure 1 and Figure 2The height fine-tuning mechanism also includes a rack II 22 welded on the front side of the vertical rod 21, a mounting plate 28 is symmetrically fixedly connected to the middle of the front side of the ferrule IV 24, a screw is threaded inside the mounting plate 28, and a gear II 26 meshing with the rack II 22 is fixedly connected to the middle of the outer side of the screw. The height position of the plasma cutting gun body 18 is fine-tuned by the height fine-tuning mechanism, and the height position of the plasma cutting gun body 18 is further accurately adjusted.

[0024] See also Figure 2 The middle parts of the upper and lower sides of the sliding sleeve 29 are both provided with screw holes 19 matching with the bolts 20 .

[0025] See also Figure 1 and Figure 2 The front sides of the ferrule I 10 , the ferrule II 16 , the ferrule III 17 and the ferrule IV 24 are symmetrically fixed with a fixing plate 27 , and the fixing plate 27 is threaded with a bolt 25 .

[0026] See also Figure 1 The lower surface of the base 1 is provided with a universal wheel 2 for easy movement, and a self-locking mechanism is installed on the universal wheel 2.

[0027] The working principle of the utility model is:

[0028] When in use, firstly, the plasma cutting gun is moved to the position of the workpiece to be processed by the universal wheel 2 installed on the lower surface of the base 1, and then the self-locking mechanism on the universal wheel 2 is turned on to prevent the universal wheel 2 from rolling during the processing operation; then, the position of the plasma cutting gun body 18 is adjusted according to the workpiece to be processed, and the specific adjustment method is as follows:

[0029] First, the height position of the plasma cutting gun body 18 is adjusted: the motor 30 is turned on, the motor 30 drives the gear I31 to rotate, the gear I31 is meshed with the rack I4, the rack I4 is vertically welded to the front side of the column 3 and does not move, the gear I31 rotates to drive the motor 30 to move upward or downward, the sleeve 6 moves upward or downward with the motor 30, and then the plasma cutting gun body 18 moves upward or downward, and the height of the plasma cutting gun body 18 is preliminarily adjusted; then the screw is rotated to rotate the gear II26, the sleeve IV24 and the height of the sliding sleeve 29 remain unchanged, the screw and the gear II26 and the sleeve IV24 remain unchanged, the gear II26 and the rack II22 are meshed, the rack II22 is welded to the front side of the vertical rod 21 and does not move, the gear II26 rotates to drive the vertical rod 21 to move upward or downward, and then the plasma cutting gun body 18 moves upward or downward, and the height of the plasma cutting gun body 18 is finely adjusted to improve the processing accuracy;

[0030] Then, the horizontal position of the plasma cutting gun body 18 is adjusted: the sliding sleeve 29 is slid leftward or rightward, so that the plasma cutting gun body 18 moves leftward or rightward. After the position is adjusted, the sliding sleeve 29 is fixed to the outside of the slide rod 12 by bolts;

[0031] Finally, the angle of the plasma cutting gun body 18 is adjusted: the rotating shaft 14 is rotated, and the clamping sleeve II 16, the connecting rod II 15, the clamping sleeve III 17 and the plasma cutting gun body 18 rotate together with the rotating shaft 14, thereby adjusting the angle of the plasma cutting gun body 18;

[0032] It can be seen from this that the height position, horizontal position and angular position of the plasma cutting gun body 18 of the utility model can be freely adjusted, which is beneficial to improving the processing accuracy and has strong practicality.

[0033] Unless otherwise defined, the technical or scientific terms used herein shall have the usual meanings understood by persons of ordinary skill in the field to which the present invention belongs. The use of "one" or "an" and other similar words in the specification and claims of this application does not necessarily indicate a quantitative limitation. "Include" or "comprises" and other similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and other similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

[0034] The exemplary implementation of the present invention is described in detail above with reference to the preferred embodiments. However, it can be understood by those skilled in the art that, without departing from the concept of the present invention, various modifications and variations can be made to the above-mentioned specific embodiments, and various combinations of the various technical features and structures proposed in the present invention can be made without exceeding the protection scope of the present invention.

Claims

1. A freely adjustable plasma cutting gun, comprising a base, characterized in that: A column is fixedly connected to the middle part of the upper surface of the base, and a height adjustment mechanism is sleeved on the outer side of the column. The height adjustment mechanism includes a sleeve frame sleeved on the outer side of the column, a motor is installed on the front inner wall of the sleeve frame, and a gear I is fixedly connected to the output shaft of the motor. A rack I meshing with the gear I is vertically welded to the front side of the column, a fixed block is fixedly connected to the front side of the frame, a connecting rod is fixedly connected to the middle part of the left side of the fixed block, a connecting rod I is fixedly connected to the left side of the upper surface of the connecting rod, a clamping sleeve I is sleeved on the outer side of the connecting rod I, and a horizontal adjustment mechanism is fixedly connected to the rear side of the clamping sleeve I. The horizontal adjustment mechanism includes a fixing sleeve I fixedly connected to the rear side of the clamping sleeve I, and the inside of the fixing sleeve I A sliding rod is fixedly connected, a sliding sleeve is sleeved on the outside of the sliding rod, the sliding sleeve is fixed to the outside of the sliding rod by bolts, a connecting block is fixedly connected to the front side of the sliding sleeve, a clamping sleeve IV is fixedly connected to the front side of the connecting block, a height fine-adjustment mechanism is clamped in the clamping sleeve IV, the height fine-adjustment mechanism includes a vertical rod clamped in the clamping sleeve IV, a fixed sleeve II is fixedly connected to the lower end of the vertical rod, an angle adjustment mechanism is rotatably connected in the fixed sleeve II through a bearing, the angle adjustment mechanism includes a rotating shaft rotatably connected to the fixed sleeve II, the other end of the rotating shaft is fixedly connected to the clamping sleeve II, a connecting rod II is clamped in the clamping sleeve II, a clamping sleeve III is fixedly connected to the lower end of the connecting rod II, and a plasma cutting gun body is clamped in the clamping sleeve III.

2. The freely adjustable plasma cutting torch according to claim 1, characterized in that: The height adjustment mechanism also includes a slider fixedly connected to the left and right inner walls and the middle of the rear inner wall of the sleeve frame, and the middle of the left and right sides and the rear side of the column are vertically fixedly connected with a slide groove bar, and the slider is slidably connected in the slide groove of the slide groove bar.

3. The freely adjustable plasma cutting torch according to claim 1, characterized in that: The height fine-tuning mechanism also includes a rack II welded on the front side of the vertical rod, a mounting plate is symmetrically fixedly connected to the middle of the front side of the ferrule IV, a screw is threaded inside the mounting plate, and a gear II meshing with the rack II is fixedly connected to the middle of the outer side of the screw.

4. The freely adjustable plasma cutting torch according to claim 1, characterized in that: The middle parts of the upper and lower sides of the sliding sleeve are both provided with screw holes matching with the bolts.

5. The freely adjustable plasma cutting torch according to claim 1, characterized in that: The front sides of the ferrule I, ferrule II, ferrule III and ferrule IV are all symmetrically fixed with fixing plates, and bolts are threaded inside the fixing plates.

6. The freely adjustable plasma cutting torch according to claim 1, characterized in that: A universal wheel is installed on the lower surface of the base, and a self-locking mechanism is installed on the universal wheel.

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