CN219786915U - Automatic arc groove cutting machine - Google Patents
Automatic arc groove cutting machine Download PDFInfo
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- CN219786915U CN219786915U CN202320825541.2U CN202320825541U CN219786915U CN 219786915 U CN219786915 U CN 219786915U CN 202320825541 U CN202320825541 U CN 202320825541U CN 219786915 U CN219786915 U CN 219786915U
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- transmission shaft
- power box
- connecting rod
- arc groove
- cutting
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- 238000005520 cutting process Methods 0.000 title claims abstract description 123
- 230000005540 biological transmission Effects 0.000 claims abstract description 65
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses an automatic arc groove cutting machine which comprises a power box, wherein a transmission shaft extends out of the power box and is connected with a cutting gun chuck for fixing a cutting gun through a connecting rod, the cutting gun chuck is of an angle-adjustable structure, and the automatic arc groove cutting machine further comprises a control mechanism, wherein the control mechanism comprises a speed control mechanism for controlling the rotation speed of the transmission shaft and an angle control mechanism for controlling the rotation angle of the transmission shaft. The automatic arc groove cutting machine has the advantages of automatic walking cutting, smooth and flat cut, no subsequent processing, and remarkably improved working efficiency and product quality.
Description
Technical Field
The utility model relates to the technical field of gas cutting, in particular to an automatic arc groove cutting machine capable of cutting arc grooves.
Background
In the steel structure processing industry, the welding quality is directly related to the precision of groove processing, if the surface of a groove is uneven, the defect of unfused part welding is easy to generate, so that the groove processing quality seriously affects the welding quality of the next procedure, a gas cutting trolley for groove processing in the prior art can only travel in a straight line, and when a circular arc groove is cut, the moving trolley needs to be manually interfered, so that the track of a cutting gun forms a circular arc. However, the conditions of different speeds, irregular moving tracks and the like easily occur in manual operation, so that the size deviation of the final part is large, the cutting surface is uneven, the workpiece is used after being manually polished, and the production efficiency and the product quality are seriously affected. The publication date is 2019 12 month 13, and Chinese patent document publication number CN209773690U discloses a semi-automatic gas cutting trolley capable of cutting arc grooves, which comprises a movable seat, wherein a mounting hole is formed in the middle position of the movable seat, sliding grooves are formed in the inner walls of two sides of the mounting hole, two springs which are symmetrically arranged are fixedly arranged on the inner wall of one side of the sliding groove, one ends of the two springs extend into the mounting hole and are fixedly provided with one L-shaped clamping block, the two L-shaped clamping blocks are provided with one workpiece, and two supporting rods which are symmetrically arranged are fixedly arranged at the top of the movable seat. This gas cutting dolly simple structure promotes to remove the seat and can remove, on removing appointed position, can place the machined part and fix on removing the seat, then utilize the cutting torch to carry out accurate processing groove to the machined part, realize semi-automatization's operation, saved the manpower, improved the precision of cutting, improved the welding seam welding quality of machined part simultaneously. However, the gas cutting trolley moves by means of universal wheels at four corners of the bottom of the movable seat, and an operator is required to push the gas cutting trolley during actual machining, so that the final part has large size deviation and uneven cutting surface, and the gas cutting trolley is required to be manually polished and used, and therefore the efficiency and the product quality are affected.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, a gas cutting trolley needs to manually push to cut an arc groove on a workpiece, so that the size deviation of a final part is large, the cutting surface is uneven, and the production efficiency and the product quality are affected.
The technical scheme adopted by the utility model for solving the technical problems is that the automatic arc groove cutting machine comprises a power box, a transmission shaft extends out of the power box, the transmission shaft is connected with a cutting gun chuck for fixing a cutting gun through a connecting rod, the cutting gun chuck is of an angle-adjustable structure, the automatic arc groove cutting machine further comprises a control mechanism, and the control mechanism comprises a speed control mechanism for controlling the rotation speed of the transmission shaft and an angle control mechanism for controlling the rotation angle of the transmission shaft. The transmission shaft is connected and transmits power in the box to a cutting part of the equipment, namely a cutting gun chuck, the angle of the cutting gun chuck can be adjusted to adapt to different slope of the groove, and the cutting gun can be locked after the adjustment is completed; the connecting rod is used for connecting and supporting the cutting gun chuck, transmitting power, enabling the cutting gun chuck to walk according to a specified route and adjusting the radius of the circular arc according to the processing requirement; the speed control mechanism can control the rotating speed of the motor according to the surface cutting quality requirement of the workpiece, so as to realize the surface cutting quality requirement of the workpiece; the angle control mechanism is used for controlling the maximum rotation angle of the transmission shaft to be consistent with the arc length of a groove to be cut on the workpiece. Therefore, the utility model solves the problems that the gas cutting trolley in the prior art needs manual pushing to cut the circular arc groove on the workpiece, so that the size deviation of the final part is large, the cutting surface is uneven, and the production efficiency and the product quality are affected.
Preferably, the connecting rod comprises a horizontal connecting rod and a vertical connecting rod, the horizontal connecting rod is connected with the transmission shaft, the vertical connecting rod is connected to one end of the horizontal connecting rod, which is far away from the transmission shaft, and the cutting gun chuck is fixed to the lower end of the vertical connecting rod. The horizontal connecting rod is arranged on the radial direction of the transmission shaft, the distance between the cutting gun chuck and the transmission shaft is adjusted by moving the horizontal connecting rod, and the radius of the circular arc groove can be adjusted to adapt to the circular arc grooves with different diameters. The cutting gun chuck is fixed at the lower end of the vertical connecting rod, and the distance between the cutting gun chuck and the workpiece is adjusted by moving the vertical connecting rod, so that different cutting requirements are met.
Preferably, the horizontal connecting rod is connected with the transmission shaft through a T-shaped adapter block, the vertical connecting rod is connected with the horizontal connecting rod through a cross joint, and a locking handle is arranged on the T-shaped adapter block. The T-shaped adapter is used for connecting a transmission rod, transmitting power and changing the transmission direction. The horizontal connecting rod can move in the T-shaped adapter block, and after the length of the horizontal connecting rod is adjusted and determined, the T-shaped adapter block is locked through the locking handle, so that looseness cannot occur in the cutting process.
Preferably, a driving motor is arranged in the power box, a driving gear is arranged at the output end of the driving motor, a driven gear is arranged on the transmission shaft, and the driving gear is connected with the driven gear through a toothed belt in a transmission way. The driving motor can be a speed reducing motor or a servo motor which is convenient for speed and start-stop control, and the driving gear and the driven gear are connected through a toothed belt and used for transmitting kinetic energy; and the gear tooth belt transmission has high precision.
Preferably, the power box is of a thick-wall structure, the driving motor and the transmission shaft are arranged on the same side wall of the power box, the motor fixing seat and the transmission shaft fixing seat are arranged on the side wall of the power box, the driving motor is fixed on the motor fixing seat, the transmission shaft is fixed on the transmission shaft fixing seat through a bearing, a heat dissipation fan is further arranged on the other side wall of the power box, and handles are arranged on two sides of the power box. The power box is made of thick plates, so that the inner parts of the box are conveniently fixed on the side walls, the structural strength of the power box is ensured while the protection effect is achieved, and the power box has a considerable weight, so that the influence on the cutting precision caused by shaking of the box body during cutting can be avoided. The heat dissipation fan on the other side wall of the power box can effectively dissipate heat in the box body.
Preferably, the speed control mechanism and the angle control mechanism are both arranged on a box cover of the power box, the angle control mechanism comprises a control output end which can be connected with the cutting gun, and a positive and negative rotation control switch of a driving motor is further arranged on a box cover of the power box. The speed control mechanism and the angle control mechanism are both arranged on a box cover of the power box and are convenient to operate, the angle control mechanism is provided with a control output end connected with the cutting gun, and when the rotation angle of the transmission shaft reaches a set value, the angle control mechanism controls the cutting gun to be automatically closed; the forward and reverse rotation control switch can directly control the forward and reverse rotation of the motor, so that the cutting gun can cut back and forth, namely after one workpiece is cut and replaced, the motor is controlled to reversely rotate, the second workpiece can be cut, the cutter does not need to be reset, time can be saved, and working efficiency can be improved.
Preferably, the automatic arc groove cutting machine further comprises a working table plate, a power box positioning frame for fixing the power box is arranged on one side of the working table plate, a cutting groove taking a transmission shaft on the power box as a circle center is formed in one side of the power box positioning frame, and a plurality of cutting piece positioning blocks are fixed on one side, far away from the power box positioning groove, of the cutting groove. For workpieces (plates) which are produced in batches and have relatively complex shapes, the workpieces can be cut more conveniently by utilizing the working table plate, and the power box positioning frame is used for fixing the power box, so that the power box cannot deviate during cutting; the cutting piece positioning block is used for fixing the position of a workpiece, preventing the position of the workpiece from shifting and preventing the workpiece from shifting during cutting, and ensuring the cutting size and the surface quality of the part; the cutting groove can prevent cutting slag from rebounding and spark from splashing to hurt operators when the workpiece is cut.
The automatic arc groove cutting machine has the advantages that the automatic arc groove cutting machine has the advantages of automatic walking cutting, smooth and smooth cut and no subsequent processing, and the working efficiency and the product quality are remarkably improved.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of an automatic arc groove cutting machine according to the present utility model;
FIG. 2 is a schematic diagram of an internal structure of a power box of the automatic arc groove cutter of the present utility model;
FIG. 3 is a schematic view of a structure of a work platen of an automatic arc groove cutting machine according to the present utility model;
fig. 4 is a schematic view of a combination structure of a power box and a work table of the present utility model.
In the figure: 1. the power tool comprises a power box, a transmission shaft, a cutting gun chuck, a speed control mechanism, an angle control mechanism, a horizontal connecting rod, a vertical connecting rod, a 8.T type adapter, a cross joint, a locking handle, a driving motor, a driving gear, a driven gear, a toothed belt, a handle, a motor fixing seat, a transmission shaft fixing seat, a heat dissipation fan, a box cover, a forward and reverse rotation control switch, a working platen, a power box positioning frame, a cutting groove, a cutting piece positioning block and a power switch.
Detailed Description
The following describes a specific embodiment of the technical scheme of the present utility model by way of examples and with reference to the accompanying drawings.
Example 1
In the embodiment 1 shown in fig. 1 and 2, an automatic arc groove cutting machine comprises a power box 1, a transmission shaft 2 extends out of the power box, the transmission shaft is connected with a cutting gun chuck 3 for fixing a cutting gun through a connecting rod, the connecting rod comprises a horizontal connecting rod 6 and a vertical connecting rod 7, the horizontal connecting rod is connected with the transmission shaft through a T-shaped adapter 8, and a locking handle 10 is arranged on the T-shaped adapter. The vertical connecting rod is connected at the one end of the horizontal connecting rod, which is far away from the transmission shaft, and the vertical connecting rod is connected with the horizontal connecting rod through a cross joint 9, and the cutting gun chuck is fixed at the lower end part of the vertical connecting rod. The cutting gun chuck is of an angle-adjustable structure, so that the angle between the cutting gun and the horizontal plane (the surface of a workpiece in general) can be freely adjusted, and the cutting requirements of different grooves are met. The horizontal connecting rod is arranged on the radial direction of the transmission shaft, the distance between the cutting gun chuck and the transmission shaft is adjusted by moving the horizontal connecting rod, and the radius of the circular arc groove can be adjusted to adapt to the circular arc grooves with different diameters. The cutting gun chuck is fixed at the lower end of the vertical connecting rod, and the distance between the cutting gun chuck and the workpiece is adjusted by moving the vertical connecting rod, so that different cutting requirements are met. The T-shaped adapter is used for connecting a transmission rod, transmitting power and changing the transmission direction. The horizontal connecting rod can move in the T-shaped adapter block, and after the length of the horizontal connecting rod is adjusted and determined, the T-shaped adapter block is locked through the locking handle, so that looseness cannot occur in the cutting process.
A driving motor 11 is arranged in the power box, and the driving motor in the embodiment is a servo motor; the output end of the driving motor is provided with a driving gear 12, a driven gear 13 is arranged on the transmission shaft, and the driving gear is in transmission connection with the driven gear through a toothed belt 14. The driving gear is connected with the driven gear through a toothed belt and is used for transmitting kinetic energy; and the gear tooth belt transmission has high precision. The power box is thick wall structure, driving motor and transmission shaft all set up on the same lateral wall of power box, the both sides of power box are equipped with handle 15. The side wall of the power box is provided with a motor fixing seat 16 and a transmission shaft fixing seat 17, the driving motor is fixed on the motor fixing seat, the transmission shaft is fixed on the transmission shaft fixing seat through a bearing, and the other side wall of the power box is also provided with a heat dissipation fan 18. The power box is made of thick plates, so that the inner parts of the box are conveniently fixed on the side walls, the structural strength of the power box is ensured while the protection effect is achieved, and the power box has a considerable weight, so that the influence on the cutting precision caused by shaking of the box body during cutting can be avoided. The heat dissipation fan on the other side wall of the power box can effectively dissipate heat in the box body.
The automatic arc groove cutting machine also comprises a control mechanism, wherein the control mechanism comprises a speed control mechanism 4 for controlling the rotation speed of the transmission shaft and an angle control mechanism 5 for controlling the rotation angle of the transmission shaft. The speed control mechanism and the angle control mechanism are both arranged on a box cover 19 of the power box, the angle control mechanism comprises a control output end which can be connected with the cutting gun, and a positive and negative rotation control switch 20 of a driving motor is also arranged on the box cover of the power box. The speed control mechanism and the rotation angle control mechanism of the transmission shaft are arranged on the box cover of the power box so as to be convenient to operate, the angle control mechanism is provided with a control output end connected with the cutting gun, and when the rotation angle of the transmission shaft reaches a set value, the angle control mechanism controls the cutting gun to be automatically closed; the speed control and the rotation angle control of the transmission shaft are both implemented by adopting the motor control technology in the prior art, and no further description is given here. The forward and reverse rotation control switch can directly control the forward and reverse rotation of the motor, so that the cutting gun can cut back and forth, namely after one workpiece is cut and replaced, the motor is controlled to reversely rotate, the second workpiece can be cut, the cutter does not need to be reset, time can be saved, and working efficiency can be improved.
Example 2
In embodiment 2 shown in fig. 3 and 4, the automatic arc groove cutting machine further comprises a working platen 21, one side of the working platen is provided with a power box positioning frame 22 for fixing a power box, one side of the power box positioning frame is provided with a cutting groove 23 taking a transmission shaft on the power box as a center, and one side of the cutting groove far away from the power box positioning groove is fixed with a plurality of cutting piece positioning blocks 24. For workpieces (plates) which are produced in batches and have relatively complex shapes, the workpieces can be cut more conveniently by utilizing the working table plate, and the power box positioning frame is used for fixing the power box, so that the power box cannot deviate during cutting; the cutting piece positioning block is used for fixing the position of a workpiece, preventing the position of the workpiece from shifting and preventing the workpiece from shifting during cutting, and ensuring the cutting size and the surface quality of the part; the cutting groove can prevent cutting slag from rebounding and spark from splashing to hurt operators when the workpiece is cut; the remainder was the same as in example 1.
When the utility model works, a workpiece (plate) to be cut is placed on a working table plate, and the workpiece is positioned by a cutting piece positioning block according to the shape; the power switch 25 is turned on, and the rotation speed and the maximum rotation angle of the transmission shaft are adjusted through the control mechanism; the cutting torch is ignited after the distance, the position and the inclination angle are adjusted, the gas proportion is adjusted, the forward and reverse rotation control switch is stirred to the forward rotation position, the driving motor drives the cutting torch to move at a constant speed through the transmission shaft and the connecting rod for automatic cutting, and the forward and reverse rotation control switch is stirred to the closing position after cutting is completed. After the next workpiece is replaced, the forward and reverse rotation control switch is shifted to the reverse rotation position, and the driving motor reversely rotates to drive the cutting gun to reversely move at a uniform speed through the transmission shaft and the connecting rod so as to automatically cut the workpiece.
In addition to the above embodiments, the technical features or technical data of the present utility model may be rearranged and combined within the scope of the claims and the description of the present utility model to constitute new embodiments, which may be implemented without inventive effort by those skilled in the art, and thus, embodiments of the present utility model not described in detail should be considered as embodiments of the present utility model within the scope of the protection of the present utility model.
Claims (8)
1. The utility model provides an automatic circular arc groove cutting machine, includes headstock (1), its characterized in that, the headstock on stretch out and have transmission shaft (2), the transmission shaft passes through the connecting rod and is connected with cutting torch chuck (3) that are used for fixed cutting torch, cutting torch chuck be angle adjustable structure, automatic circular arc groove cutting machine still includes control mechanism, control mechanism including speed control mechanism (4) that are used for controlling transmission shaft rotation speed and be used for controlling transmission shaft rotation angle's angle control mechanism (5).
2. The automatic arc groove cutting machine according to claim 1, wherein: the connecting rod include horizontal connecting rod (6) and perpendicular connecting rod (7), the horizontal connecting rod with the transmission shaft is connected, perpendicular connecting rod connect the one end that the transmission shaft was kept away from at the horizontal connecting rod, the burning torch chuck fix the lower tip of perpendicular connecting rod.
3. The automatic arc groove cutting machine according to claim 2, wherein: the horizontal connecting rod is connected with the transmission shaft through a T-shaped adapter block (8), the vertical connecting rod is connected with the horizontal connecting rod through a cross joint (9), and a locking handle (10) is arranged on the T-shaped adapter block.
4. The automatic arc groove cutting machine according to claim 1, wherein a driving motor (11) is arranged in the power box, a driving gear (12) is arranged at the output end of the driving motor, a driven gear (13) is arranged on the transmission shaft, and the driving gear is in transmission connection with the driven gear through a toothed belt (14).
5. The automatic arc groove cutting machine according to claim 4, wherein the power box is of a thick-wall structure, the driving motor and the transmission shaft are arranged on the same side wall of the power box, and handles (15) are arranged on two sides of the power box.
6. The automatic arc groove cutting machine according to claim 5, wherein a motor fixing seat (16) and a transmission shaft fixing seat (17) are arranged on the side wall of the power box, the driving motor is fixed on the motor fixing seat, the transmission shaft is fixed on the transmission shaft fixing seat through a bearing, and a heat dissipation fan (18) is further arranged on the other side wall of the power box.
7. The automatic arc groove cutting machine according to any one of claims 1-6, wherein the speed control mechanism and the angle control mechanism are both arranged on a box cover (19) of the power box, the angle control mechanism comprises a control output end which can be connected with the cutting torch, and a forward and reverse rotation control switch (20) of the driving motor is further arranged on the box cover of the power box.
8. The automatic circular arc groove cutting machine according to any one of claims 1-6, wherein: the automatic arc groove cutting machine further comprises a working table plate (21), a power box positioning frame (22) for fixing the power box is arranged on one side of the working table plate, a cutting groove (23) taking a transmission shaft on the power box as a circle center is formed in one side of the power box positioning frame, and a plurality of cutting piece positioning blocks (24) are fixed on one side of the cutting groove away from the power box positioning groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320825541.2U CN219786915U (en) | 2023-04-10 | 2023-04-10 | Automatic arc groove cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320825541.2U CN219786915U (en) | 2023-04-10 | 2023-04-10 | Automatic arc groove cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219786915U true CN219786915U (en) | 2023-10-03 |
Family
ID=88186182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320825541.2U Active CN219786915U (en) | 2023-04-10 | 2023-04-10 | Automatic arc groove cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219786915U (en) |
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2023
- 2023-04-10 CN CN202320825541.2U patent/CN219786915U/en active Active
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