CN210475826U - Multi-angle rotary plasma cutting device - Google Patents
Multi-angle rotary plasma cutting device Download PDFInfo
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- CN210475826U CN210475826U CN201921470992.9U CN201921470992U CN210475826U CN 210475826 U CN210475826 U CN 210475826U CN 201921470992 U CN201921470992 U CN 201921470992U CN 210475826 U CN210475826 U CN 210475826U
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Abstract
The utility model relates to a multi-angle rotation formula plasma cutting device and application method, including bottom plate, group board, circular calibrated scale, cutting mechanism, pipe clamp, circular calibrated scale is installed on the bottom plate, and the pipe clamp is installed at a bottom plate lateral part, and cutting mechanism installs in group board outer end, and the bolt wears to establish in proper order and dials the centre of a circle of board inner, circular calibrated scale, and the bottom plate back through nut locking, and cutting mechanism includes vertical stand of installing in group board outer end, stand side is violently provided with the transmission shaft that parallels with group board, and the cover is equipped with linear guide fixed slider on the transmission shaft, and linear guide fixed slider fixed mounting is in the stand upper end, and the cutter hand wheel is installed to the transmission shaft outer end, and the base is installed to transmission shaft inner, installs on the base with transmission shaft vertically positive and negative tooth lead screw A, and on, The fixing seat B device provided with the plasma nozzle is simple in structure, reasonable in design, convenient to operate and use and high in cutting precision.
Description
Technical Field
The invention relates to a multi-angle rotary plasma cutting device.
Background
Plasma cutting is a processing method which utilizes the heat of a high-temperature plasma arc to locally melt (and evaporate) metal at a notch of a workpiece and removes the molten metal by virtue of the momentum of high-speed plasma to form the notch, and has the advantages of high cutting speed, smooth cutting surface, small thermal deformation, less heat affected zone and the like. In recent years, plasma cutting is widely applied to various industries such as automobiles, locomotives, pressure vessels, chemical machinery, nuclear industry, general machinery, engineering machinery, steel structures, ships and the like.
The conventional common pipe cutting modes include manual cutting, semi-automatic cutting and flame intersection line cutting. The manual cutting quality is poor, the size error is large, the material waste is large, the subsequent processing workload is large, meanwhile, the labor condition is severe, and the production efficiency is low. Although the semi-automatic cutting machine reduces the labor intensity of workers, the semi-automatic cutting machine has simple functions and is only suitable for cutting parts with more regular shapes. The flame intersecting line cutting machine has the defects of large cutting deformation, low cutting precision, low cutting speed, long cutting preheating time and perforation time, and is difficult to adapt to the requirement of full-automatic operation.
Disclosure of Invention
The invention provides a multi-angle rotary plasma cutting device and a using method thereof.
The technical scheme for solving the technical problem is that the multi-angle rotary plasma cutting device comprises a bottom plate, a shifting plate, a circular dial, a cutting mechanism and a pipe clamp, wherein the circular dial is arranged on the bottom plate;
the cutting mechanism comprises a vertical column vertically installed at the outer end of the shifting plate, a transmission shaft parallel to the shifting plate is transversely arranged on the side of the vertical column, a linear guide rail fixing slider is sleeved on the transmission shaft and fixedly installed at the upper end of the vertical column, a cutter hand wheel is installed at the outer end of the transmission shaft, a base is installed at the inner end of the transmission shaft, a positive and negative screw rod A vertical to the transmission shaft is installed on the base, and a fixing seat A installed with a laser lamp holder and a fixing seat B installed with a plasma sprayer are symmetrically installed on the positive and negative screw rod A in threaded fit with the.
Furthermore, the screw thread turning directions of the two sides of the positive and negative thread screw rod A are opposite, the turning directions of the two screw holes matched with the positive and negative thread screw rod A on the fixed seat A and the fixed seat B are the same, the two ends of the positive and negative thread screw rod A are installed on the base through the bearing seat A, and the end part of the positive and negative thread screw rod A is provided with the knob.
Further, the pipe clamp comprises a slide rail and two clamp arms, the two clamp arms are symmetrically arranged, the clamp grooves are formed in the inner sides of the clamp arms, the slide blocks are mounted at the lower ends of the clamp arms and are in sliding fit with the slide rail, a positive and negative screw rod B parallel to the slide rail is arranged above the slide rail, and the clamp arms are mounted on the positive and negative screw rod B and are in threaded fit with the positive and negative screw rod B.
Furthermore, the screw thread turning directions of the two sides of the positive and negative screw rod B are opposite, the turning directions of the two screw holes matched with the positive and negative screw rod B on the two clamping arms are the same, the two ends of the positive and negative screw rod B are installed on the bottom plate through the bearing seat B, and a clamp hand wheel is installed at one end part of the positive and negative screw rod B.
Furthermore, the clamping groove is a V-shaped groove.
Furthermore, each side surface of the clamping groove is a frosted surface.
Furthermore, the middle part of the bottom plate is provided with a groove for placing a circular dial, the measuring range of the circular dial is 0-360 degrees, and the index value is 1 degree.
Furthermore, an indicating hole is formed in the middle of the shifting plate, and a pointer is arranged in the indicating hole.
Compared with the prior art, the invention has the following beneficial effects: simple structure, reasonable in design, operation convenient to use, cutting accuracy is high.
Drawings
The invention is further described with reference to the following figures.
FIG. 1 is a first schematic structural diagram of the present apparatus;
fig. 2 is a second schematic structural diagram of the device.
In the figure: 1-a circular dial; 2-a bottom plate; 3-pulling the plate; 4-upright post; 5-fixing the slide block by the linear guide rail; 6-a transmission shaft; 7-tool hand wheel; 8-a base; 9-positive and negative teeth screw mandrel A; 10-bearing seat A; 11-holder a; 12-a holder B; 13-bearing seat B; 14-a round tube to be cut; 15-a clamping arm; 16-positive and negative teeth screw rod B; 17-a clamp handwheel; 18-a slide rail; 19-sliding block.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in fig. 1-2, a multi-angle rotary plasma cutting device comprises a bottom plate, a shifting plate, a circular dial, a cutting mechanism and a pipe clamp, wherein the circular dial is arranged on the bottom plate, the pipe clamp is arranged on one side part of the bottom plate, the cutting mechanism is arranged at the outer end of the shifting plate, a bolt sequentially penetrates through the inner end of the shifting plate, the circle center of the circular dial and the bottom plate and is locked by a nut, and when the nut is unscrewed, the shifting plate can rotate around the circle center of the circular dial;
the cutting mechanism comprises an upright post vertically arranged at the outer end of the shifting plate, a transmission shaft parallel to the shifting plate is transversely arranged on the upright post, a linear guide rail fixing slide block is sleeved on the transmission shaft, the linear guide rail fixing slide block is fixedly arranged at the upper end of the upright post, a cutter hand wheel is arranged at the outer end of the transmission shaft, a base is arranged at the inner end of the transmission shaft, the base is with long straight flute profile guide rail, install on the recess of base and positive and negative tooth lead screw A with the transmission shaft looks vertically, on the positive and negative tooth lead screw A symmetry install with its screw-thread fit install the fixing base A of laser lamp holder, install the fixing base B of plasma shower nozzle, the stand passes through the screw connection with dialling the board, linear guide fixes the slider and passes through the screw connection with the stand, fixing base A, fixing base B is the same to the distance of positive and negative tooth lead screw A axis mid point, the bulge of fixing base A and fixing base B one side can be followed the lead screw direction and slided in the recess of base.
In this embodiment, be equipped with the bar scale on the base, the bar scale uses positive and negative tooth lead screw A axis midpoint as the initial point, and the scale is along the even increase of axis positive and negative direction.
In this embodiment, the screw threads on both sides of the positive and negative lead screw a have opposite directions of rotation, the screw threads on the fixing seat a and the fixing seat B, which are engaged with the positive and negative lead screw a, have the same direction of rotation, both ends of the positive and negative lead screw a are mounted on the base through the bearing seat a, and the end of the positive and negative lead screw a is mounted with the knob.
In this embodiment, the pipe clamp includes slide rail, arm lock, the arm lock symmetry sets up two, and the arm lock inboard is provided with presss from both sides the groove, and the arm lock lower extreme is installed with slide rail sliding fit's slider, and the slide rail top is provided with the positive and negative tooth lead screw B that parallels rather than, and the arm lock is installed at positive and negative tooth lead screw B and rather than screw-thread fit.
In this embodiment, the screw thread of positive and negative tooth lead screw B both sides is turned to the opposite direction, and it is the same with the turning of two screw of positive and negative tooth lead screw B complex on two arm locks, and positive and negative tooth lead screw B both ends are installed on the bottom plate through bearing frame B, and the anchor clamps hand wheel is installed to positive and negative tooth lead screw B one end, and it is rotatory to drive positive and negative tooth lead screw B through rotatory anchor clamps hand wheel to two arm locks synchronous fast feed press from both sides the pipe of tight arbitrary pipe diameter, and guarantee that pipe axis position does not change under different pipe diameters.
In this embodiment, the screw rod a with positive and negative teeth is a screw rod T20 with positive and negative teeth, the screw rod B with positive and negative teeth is a screw rod T10 with positive and negative teeth, the slide rail is a TRH20A square slide rail, and the slide block is a TRH20A square slide block.
In this embodiment, the clamping groove is a V-shaped groove.
In the embodiment, each side surface of the clamp groove is a frosted surface, so that the friction force is increased by increasing the roughness of the contact surface of the round pipe to be cut and the V-shaped clamp.
In this embodiment, the middle of the bottom plate is provided with a groove for placing a circular scale, the range of the circular scale is 0-360 degrees, and the index value is 1 degree.
In this embodiment, an indication hole is formed in the middle of the dial plate, a pointer is arranged in the indication hole, and the position of the dial plate can be determined through the scale pointed by the pointed top of the pointer.
When in use:
cutting a drawing with a specified size in advance, pasting the drawing on the surface of a cutting position of a round pipe to be cut, placing the round pipe to be cut between two clamping arms, rotating a hand wheel of a clamp to enable the two clamping arms to move oppositely, and clamping the round pipe to be cut through clamping grooves in the clamping arms;
then, adjusting the position of the round tube to be cut until the intersecting line symmetry line and the cutter rotation center are positioned on the same plane so as to ensure that the cutting center is accurately positioned and complete longitudinal positioning;
before cutting, the angle between the direction of the rotating central line of the cutter and the axial direction of the round pipe to be cut is determined in advance, the shifting plate is rotated to adjust a corresponding angle, and then the nut is screwed down to fix the adjustable shifting plate on the bottom plate;
rotating a knob for adjusting the end part of the positive and negative screw rod A to synchronously move the fixed seat A and the fixed seat B to the required scale;
turning on a laser lamp switch, rotating a cutter hand wheel to enable the laser lamp and a rotating center to be on the same horizontal plane, adjusting the axial position of a circular tube to enable the top end of an intersecting line to coincide with a laser point, and completing axial positioning;
rotating the hand wheel of the cutter again to enable the bright point of the laser lamp projected on the surface of the circular tube to move along the intersecting line of the drawing, observing whether an error exists, and if so, continuing to adjust until the bright point of the laser lamp is basically coincident with the intersecting line of the drawing;
promote the cutter hand wheel and make plasma shower nozzle press close to the pipe, open the plasma shower nozzle switch, rotatory cutter hand wheel utilizes high temperature plasma electric arc to cut the pipe, and rotatory a week cutting is accomplished, if the feed volume is not enough, then the adjustment dial plate around the rotatory 180 backs in the centre of a circle of circular calibrated scale, the rotatory cutter hand wheel of again cuts.
The double-screw mechanism is adopted at two positions, the two positions can both ensure that the rotation of the driving part (screw rod) is converted into the linear motion of the driven part (slide block and fixed seat) within a certain range, and the double-screw mechanism is simple in structure, easy to manufacture and capable of generating large axial force (labor saving) by small torque. The clamp clamps the round pipe through the spiral mechanism, so that the axial position of the round pipe with different pipe diameters can be ensured not to change; the rotating radiuses of the laser lamp holder fixing seat and the plasma spray head fixing seat are adjusted through the screw mechanism, so that the adjusting precision is improved, and the requirements of different working conditions are met.
This device laser lamp can reduce the error greatly when pipe and cutter axial positioning, and can preview the processing orbit in advance, avoids misoperation. The circular dial of the bottom plate has an accurate calibration angle, and the required intersecting angle can be adjusted when the adjustable dial plate is rotated, so that the cutting precision is improved.
The device adopts the hand wheel to directly drive in a cutter feeding mode, the driving is stable, the rotation is labor-saving, and no noise exists; the dead weight of the hand wheel is light, the manufacturing cost is low, and the cost can be greatly reduced.
The application of the device is as follows: the requirements of automobiles, locomotives, pressure vessels, chemical machinery, nuclear industry, general machinery, engineering machinery, steel structures, ships and the like meet the requirements of small deformation of cutting surfaces and high precision of size control. The pipe structures such as formula car frames and the like meet the requirements of small deformation of the appearance surface of the cut pipe, small size change of the pipe, high safety in the production process and the like.
The above-mentioned preferred embodiments, further illustrating the objects, technical solutions and advantages of the present invention, should be understood that the above-mentioned are only preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a multi-angle rotation formula plasma cutting device which characterized in that: the cutting device comprises a bottom plate, a shifting plate, a circular dial, a cutting mechanism and a pipe clamp, wherein the circular dial is arranged on the bottom plate, the pipe clamp is arranged on one side part of the bottom plate, the cutting mechanism is arranged at the outer end of the shifting plate, and a bolt sequentially penetrates through the inner end of the shifting plate, the circle center of the circular dial and the bottom plate and is locked by a nut;
the cutting mechanism comprises a vertical column vertically installed at the outer end of the shifting plate, a transmission shaft parallel to the shifting plate is transversely arranged on the side of the vertical column, a linear guide rail fixing slider is sleeved on the transmission shaft and fixedly installed at the upper end of the vertical column, a cutter hand wheel is installed at the outer end of the transmission shaft, a base is installed at the inner end of the transmission shaft, a positive and negative screw rod A vertical to the transmission shaft is installed on the base, and a fixing seat A installed with a laser lamp holder and a fixing seat B installed with a plasma sprayer are symmetrically installed on the positive and negative screw rod A in threaded fit with the.
2. The multi-angle rotary plasma cutting apparatus of claim 1, wherein: the screw thread direction of rotation of two sides of positive and negative tooth lead screw A is opposite, and the direction of rotation of two screw holes on fixing base A and the fixing base B that cooperate with positive and negative tooth lead screw A is the same, and positive and negative tooth lead screw A both ends are installed on the base through bearing frame A, and knob is installed to positive and negative tooth lead screw A tip.
3. The multi-angle rotating plasma cutting apparatus of claim 2, wherein: the pipe clamp comprises a slide rail and two clamping arms, the two clamping arms are symmetrically arranged, a clamping groove is formed in the inner side of each clamping arm, a slide block which is in sliding fit with the slide rail is installed at the lower end of each clamping arm, a positive and negative screw rod B which is parallel to the slide rail is arranged above the slide rail, and the clamping arms are installed on the positive and negative screw rod B and are in threaded fit with the positive and negative screw rod.
4. The multi-angle rotary plasma cutting apparatus of claim 3, wherein: the screw thread direction of turning of positive and negative tooth lead screw B both sides is opposite, and the direction of turning of two screw with positive and negative tooth lead screw B complex on two arm locks is the same, and positive and negative tooth lead screw B both ends are installed on the bottom plate through bearing frame B, and positive and negative tooth lead screw B tip installs the anchor clamps hand wheel.
5. The multi-angle rotary plasma cutting apparatus of claim 3, wherein: the clamping groove is a V-shaped groove.
6. The multi-angle rotary plasma cutting apparatus of claim 3, wherein: and each side surface of the clamping groove is a frosted surface.
7. The multi-angle rotary plasma cutting apparatus of claim 1, wherein: the middle part of the bottom plate is provided with a groove for placing the circular dial, the measuring range of the circular dial is 0-360 degrees, and the indexing value is 1 degree.
8. The multi-angle rotary plasma cutting apparatus of claim 1, wherein: an indicating hole is formed in the middle of the shifting plate, and a pointer is arranged in the indicating hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470992.9U CN210475826U (en) | 2019-09-05 | 2019-09-05 | Multi-angle rotary plasma cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470992.9U CN210475826U (en) | 2019-09-05 | 2019-09-05 | Multi-angle rotary plasma cutting device |
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| Publication Number | Publication Date |
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| CN210475826U true CN210475826U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921470992.9U Expired - Fee Related CN210475826U (en) | 2019-09-05 | 2019-09-05 | Multi-angle rotary plasma cutting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405329A (en) * | 2019-09-05 | 2019-11-05 | 福州大学 | Multi-angle rotary plasma cutter and application method |
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2019
- 2019-09-05 CN CN201921470992.9U patent/CN210475826U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405329A (en) * | 2019-09-05 | 2019-11-05 | 福州大学 | Multi-angle rotary plasma cutter and application method |
| CN110405329B (en) * | 2019-09-05 | 2024-03-01 | 福州大学 | Multi-angle rotary plasma cutting device and use method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 |