Plasma cutting linear auxiliary device

Abstract

The utility model relates to the technical field of plasma cutting equipment, in particular to a plasma cutting linear auxiliary device which comprises a linear reciprocating mechanism, an adsorption fixing mechanism, an adjusting mechanism and a gun body clamping ring. The adsorption fixing mechanisms are arranged at the bottoms of the front end and the rear end of the linear reciprocating mechanism correspondingly. The adjusting mechanism is arranged above the linear reciprocating mechanism, and the bottom end of one side of the adjusting mechanism is connected with the linear reciprocating mechanism; and the gun body clamping ring is arranged at the bottom of the other side of the adjusting mechanism. The linear reciprocating mechanism, the adsorption fixing mechanism, the adjusting mechanism, the gun body clamping ring and the like are combined, linear reciprocating motion is conducted through the sliding rail, a position to be cut is adsorbed and positioned through the adsorption fixing mechanism, and the plasma cutting gun is placed in the gun body clamping ring to be positioned and adjusted. Therefore, the linear cutting auxiliary operation of the plate is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to plasma cutting equipment technical field especially, relates to a plasma cutting linear auxiliary device. BACKGROUND

[0002] In the steel enterprise and machinery processing manufacturing industry, plasma cutting is widely used. Before the emergence of plasma cutting technology, the cutting mode of plate mainly has sawing, shearing, oxyacetylene flame cutting, but the above mechanical cutting mode has the problems such as slow speed and serious tool wear.

[0003] Plasma cutting technology is to use high-temperature plasma arc to melt and blow off the plate locally, and its advantage is obvious, can cut various metal materials, cutting speed is fast, precision is higher, cutting quality is good, can effectively reduce subsequent processing procedure.

[0004] Among numerous cutting shapes, linear cutting is the most basic and most widely used. The manufacture of many metal structural parts needs a large amount of linear cutting to ensure the dimensional accuracy and connection accuracy of construction, so as to meet the strength and stability requirements of overall structure.

[0005] In the prior art, when plasma is used for plate linear blanking cutting, manual holding of the cutting torch is relied on for operation, it is difficult to ensure that the cutting torch always moves along the straight line, and the cut line is easy to appear bending and skew, which leads to cutting size deviation. For plate processing with strict dimensional accuracy requirements, it is impossible to meet the quality standards. Due to the inability to maintain stable linear cutting, the angle between plasma arc and plate changes constantly, which increases the roughness of the cutting surface, and problems such as wave texture and slag accumulation occur, which needs to consume time and cost for subsequent processing to improve the surface quality, and the cutting efficiency is low, which is not conducive to large-scale production. For the problems generated in such cutting process, there is no effective solution at present. CONTENT OF THE UTILITY MODEL

[0006] In view of the above problems, the utility model aims at providing a plasma cutting linear auxiliary device, which uses a slide rail to make linear reciprocating motion, adsorbs and positions the cutting position through a switch type electromagnetic base, places the plasma cutting torch in the bracket device, positions and adjusts the cutting torch, so as to realize stable linear cutting of the plate.

[0007] The technical scheme adopted by the utility model is as follows:

[0008] The utility model provides a kind of linear auxiliary device of plasma cutting, including linear reciprocating mechanism, adsorption fixed mechanism, adjusting mechanism and gun body clamping ring;The adsorption fixed mechanism is respectively arranged at the bottom of the front and rear ends of linear reciprocating mechanism;The adjusting mechanism is arranged above linear reciprocating mechanism, and the side bottom end of adjusting mechanism is connected with linear reciprocating mechanism;The gun body clamping ring is arranged at the bottom of the other side of adjusting mechanism.

[0009] Further, the linear reciprocating mechanism includes linear guide rail and slider;The slider is slidingly fitted on the top of linear guide rail;The slider is fixedly connected with the side bottom end of adjusting mechanism.

[0010] Further, the linear guide rail adopts HG45, and the slider corresponds to adopt HGW45.

[0011] Further, the adsorption fixed mechanism is switch magnetic base;The switch magnetic base is fixedly connected with the bottom of the front and rear ends of linear guide rail respectively.

[0012] Further, the adjusting mechanism includes bottom plate, stand, square steel and cross-over sleeve;The bottom plate is fixedly connected with the upper end surface of slider;Two stands are provided, and the two stands are vertically sleeved on the left and right side regions of square steel through cross-over sleeve respectively;Among them, the bottom end of the inner stand is fixedly connected with the bottom plate;The middle part of the front and rear sides of cross-over sleeve is respectively connected with fastening bolt.

[0013] Further, the gun body clamping ring is arranged at the lower part of the rear end surface of outer stand column, and the circumferential end surface thereof is threadedly connected with radially screw rod uniformly distributed in the circumferential direction.

[0014] Further, the lower part of the rear end surface of outer stand column is vertically fixedly connected with guide pipe;The front side of gun body clamping ring is vertically fixedly connected with pin shaft;The pin shaft is inserted into the guide pipe and rotationally fitted with the guide pipe.

[0015] Further, the middle part of the guide pipe is vertically threadedly connected with adjusting bolt on one side, for locking pin shaft.

[0016] Compared with prior art, the utility model has the following beneficial effects:

[0017] 1, improve cutting efficiency: linear auxiliary device provides smooth linear motion trajectory for plasma cutting plate, makes cutting process more smooth, can realize quick continuous cutting, and greatly improves production efficiency.

[0018] 2, reduce material waste and operation difficulty: compared with previous manual operation, the use of linear auxiliary device can reduce cutting errors caused by human factors, improve cutting success rate, reduce production cost and material waste. Reduce the requirement for the skill level of operator, and can operate skillfully after simple training.

[0019] 3. Ensure cutting quality: the device can reduce the roughness and waviness of the cutting surface during cutting, avoid defects such as uneven cutting width and bevel, improve cutting precision and consistency and stability of quality, and ensure the appearance quality and use performance of the workpiece.

[0020] 4. The device can not only provide straight cutting, but also can adjust the angle of the gun holder by rotating, so as to realize the required groove cutting. It is a multifunctional cutting auxiliary device, which is light, portable and easy to operate. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is the overall structure schematic diagram of the plasma cutting straight line auxiliary device.

[0022] Figure 2 is Figure 1 the front side view structure schematic diagram.

[0023] Among them, the reference sign: 1-linear guide rail; 2-slid; 3-switch magnetic base; 4-bottom plate; 5-stand; 6-water square steel; 7-crossed sleeve; 8-gun body clamping ring; 9-fastening bolt; 10-screw rod; 11-guide pipe; 12-adjusting bolt. DETAILED DESCRIPTION

[0024] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0025] It should be noted that in the description of the present application, the terms "upper", "lower", "top", "bottom", "one side", "the other side", "left", "right" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not mean that the device or element must have a particular orientation, be constructed and operated in a particular orientation.

[0026] Referring to the drawings, Figures 1-2 The plasma cutting straight line auxiliary device provided by the present application comprises a linear reciprocating mechanism, an adsorption fixing mechanism, an adjusting mechanism and a gun body clamping ring 8; the adsorption fixing mechanism is arranged at the bottom of the front and rear ends of the linear reciprocating mechanism; the adjusting mechanism is arranged above the linear reciprocating mechanism, and the inner side bottom end of the adjusting mechanism is connected with the linear reciprocating mechanism; the gun body clamping ring 8 is arranged at the bottom of the outer side of the adjusting mechanism.

[0027] Specifically, the linear reciprocating mechanism comprises a linear guide rail 1 and a sliding block 2; the sliding block 2 is slidingly fitted on the top of the linear guide rail 1; the sliding block 2 is provided with rolling bodies and retainers; during operation, the rolling bodies are infinitely rolled between the sliding block 2 and the linear guide rail 1, so that the linear reciprocating mechanism can complete high-speed and high-precision linear motion under high load.

[0028] In this embodiment, the linear guide rail 1 adopts HG45, and the sliding block 2 selects a corresponding HGW45 combination; the length of the linear guide rail 1 is 700-900 mm; this combination can prevent the sliding rail from deforming during long-term cutting and has a certain load-bearing capacity; and the sliding block 2 is fixedly connected to one side of the bottom of the adjusting mechanism.

[0029] The adsorbing and fixing mechanism is a 10T on-off magnetic base 3; the on-off magnetic base 3 is fixedly connected to the bottom of the front and rear ends of the linear guide rail 1 by means of threaded connection; and the on-off magnetic base 3 can adsorb and fix the linear guide rail 1 at the corresponding position.

[0030] The adjusting mechanism comprises a bottom plate 4, a stand column 5, a square steel 6 and a cross-shaped sleeve 7; the bottom plate 4 is fixedly connected to the upper end surface of the sliding block 2; the stand column 5 is provided with two stand columns; the two stand columns are vertically sleeved on the left and right sides of the square steel 6 through the cross-shaped sleeve 7; the inner stand column 5 is located at the rear side of the square steel 6, and the outer stand column 5 is located at the front side of the square steel 6; and the bottom end of the inner stand column 5 is fixedly connected to the bottom plate 4.

[0031] The cross-shaped sleeve 7 is composed of two adjacent short sleeves; the side walls of the two adjacent short sleeves are fixedly connected to each other; the central through holes are perpendicular to each other; one short sleeve is sleeved with the stand column 5, and the other short sleeve is sleeved with the square steel 6; and the middle portions of the opposite sides of the two short sleeves are provided with threaded holes, and the threaded holes are threadedly connected with fastening bolts 9 for positioning after the position adjustment of the stand column 5.

[0032] The gun body clamping ring 8 is arranged at the lower part of the rear end surface of the outer stand column 5, and the circumferential end surface of the gun body clamping ring 8 is circumferentially and uniformly provided with three radial screws 10; the screws 10 are radially screwed into the gun body clamping ring 8 from the outside to the inside, and are used for clamping and positioning the gun body of the plasma cutting gun in the gun body clamping ring 8.

[0033] In this embodiment, the lower part of the rear end surface of the outer stand column 5 is vertically fixedly connected with a guide pipe 11; the front side of the gun body clamping ring 8 is vertically fixedly connected with a pin shaft; the pin shaft is inserted into the inside of the guide pipe 11 and is rotationally fitted with the guide pipe 11; the middle portion of one side of the guide pipe 11 is vertically and threadedly connected with an adjusting bolt 12 for locking the pin shaft, so as to facilitate the angle adjustment of the gun body clamping ring 8.

[0034] By adjusting the relative position of the column 5 and the horizontal steel 6, the plasma cutting gun can be adjusted in up-down and left-right directions by the gun body clamping ring 8, and the gun body clamping ring 8 can rotate 360 degrees, so that the bevel angle of the cutting plate can be adjusted in multiple angles, thereby realizing the straight cutting of the plate and the processing of the straight bevel of the plate.

[0035] The working principle of the device is that a line to be cut is drawn on the plate in advance, then the device is placed in parallel with the pre-cut line, the two switch magnetic bases 3 are adjusted to the appropriate position of the line to be cut, the magnetic switch is opened after alignment, and the device is adsorbed on the steel plate, then the plasma gun is placed in the gun body clamping ring 8, the screw rod 10 is rotated to fix the gun body, the distance between the nozzle and the steel plate is adjusted by the column 5, and the distance is preferably kept at 3-5 mm, and the knob is tightened to fix the bolt 9. The distance between the center point of the nozzle and the line to be cut can be adjusted by moving the cross-shaped sleeve 7 on the horizontal steel 6, then the bolt is tightened to fix, the slider 2 is moved to send the plasma cutting gun to the starting end, so that the straight cutting can be realized, and the straight cutting is finally completed by the close cooperation of the straight guide rail 1 and the slider 2. When cutting the bevel plate, the adjusting bolt 12 on the guide pipe 11 is loosened, the required cutting angle is adjusted, and then the adjusting bolt 12 is fixed, so that the straight plate bevel angle cutting can be realized.

[0036] The details of the utility model are well-known technology.

[0037] The above-described embodiments are only used to describe the preferred embodiments of the utility model, and do not limit the scope of the utility model, and various deformations and improvements of the technical scheme of the utility model made by those skilled in the art without departing from the design spirit of the utility model should fall within the protection scope determined by the claims of the utility model.

Claims

1. A plasma cutting straight line assist device, characterized by: The device comprises a linear reciprocating mechanism, an adsorption fixing mechanism, an adjusting mechanism and a gun body clamping ring; the adsorption fixing mechanism is arranged at the bottom of the front and rear ends of the linear reciprocating mechanism respectively; the adjusting mechanism is arranged above the linear reciprocating mechanism, and one side of the bottom of the adjusting mechanism is connected with the linear reciprocating mechanism; the gun body clamping ring is arranged at the bottom of the other side of the adjusting mechanism.

2. A straight edge assist for plasma cutting as defined in claim 1, wherein: The linear reciprocating mechanism comprises a linear guide rail and a sliding block; the sliding block is slidingly fitted on the top of the linear guide rail; the sliding block is fixedly connected with one side of the bottom of the adjusting mechanism.

3. A straight edge assist for plasma cutting as defined in claim 2, wherein: The linear guide rail adopts HG45, and the sliding block adopts HGW45.

4. The straight edge assist for plasma cutting of claim 2, wherein: The adsorption fixing mechanism is a switch magnetic base; the switch magnetic base is fixedly connected with the bottom of the front and rear ends of the linear guide rail respectively.

5. The plasma cutting straight edge guide of claim 2, wherein: The adjusting mechanism comprises a bottom plate, a stand, a square steel and a cross-shaped sleeve; the bottom plate is fixedly connected with the upper end surface of the sliding block; the stand is provided with two, and the two stands are vertically sleeved on the left and right sides of the square steel through the cross-shaped sleeve; wherein, the bottom end of the inner stand is fixedly connected with the bottom plate; the middle part of the front and rear sides of the cross-shaped sleeve is threadedly connected with a fastening bolt respectively.

6. A linear cutting aid for a plasma torch according to claim 5, wherein: The gun body clamping ring is arranged at the lower part of the rear end surface of the outer stand, and the circumferential end surface thereof is threadedly connected with a radial screw rod which is uniformly distributed in the circumferential direction.

7. The plasma cutting straight edge guide of claim 5 wherein: The rear end surface of the outer stand is vertically fixedly connected with a guide pipe; the front side of the gun body clamping ring is vertically fixedly connected with a pin shaft; the pin shaft is inserted into the guide pipe and is rotationally fitted with the guide pipe.

8. The plasma cutting straight edge guide of claim 7, wherein: The middle part of one side of the guide pipe is vertically threadedly connected with an adjusting bolt for locking the pin shaft.

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