CN112453920A - Method for manufacturing intelligent equipment and machining parts by adding and reducing materials in composite mode - Google Patents
Method for manufacturing intelligent equipment and machining parts by adding and reducing materials in composite mode Download PDFInfo
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- CN112453920A CN112453920A CN202011185836.5A CN202011185836A CN112453920A CN 112453920 A CN112453920 A CN 112453920A CN 202011185836 A CN202011185836 A CN 202011185836A CN 112453920 A CN112453920 A CN 112453920A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/06—Metal-working plant comprising a number of associated machines or apparatus
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Abstract
The invention provides material-increasing and material-decreasing composite manufacturing intelligent equipment, which comprises a material-decreasing mechanism and a material-increasing mechanism, and is characterized in that: still include the straight line track, subtract material mechanism and vibration material disk mechanism and be located the orbital left and right sides of straight line respectively, the welder that subtracts among the cutting station head of material mechanism and the vibration material disk mechanism all is located straight line track top, be equipped with the tray on the straight line track, tray and servo motor connect, servo motor drives the tray and removes about on straight line track, the tray is used for fixed processing part, the orbital top of straight line still is equipped with the forced air cooling pipeline, the forced air cooling pipeline is used for carrying out the forced air cooling to processing part. The invention provides a method for manufacturing intelligent equipment processing parts by increasing and decreasing materials. The device can realize single additive manufacturing, single subtractive manufacturing and additive-subtractive composite alternate manufacturing, can realize the processing of complex structural parts, and improves the processing efficiency and the processing quality.
Description
Technical Field
The invention belongs to the field of material increase and decrease processing, and relates to a method for manufacturing intelligent equipment and processing parts by material increase and decrease.
Background
The electric arc additive manufacturing is a processing technology for directly forming parts by guiding a welding gun track through three-dimensional data on the basis of metal surfacing, and parts with complex mechanisms can be manufactured through the technology. The electric arc additive manufacturing has the characteristics of high material utilization rate, high forming speed, short production period and the like. However, due to the nature of the electric arc additive machining method, the surface quality, precision and tolerance of the machined part are difficult to meet the requirements, and the workpiece needs to be subjected to finish machining again by using a cutting machining method to ensure the surface quality. The accuracy of the arc additive manufacturing is the biggest obstacle to the application of the arc additive manufacturing, and is the bottleneck of the application development of the arc additive manufacturing.
When a traditional machine tool works, only one function of material increase or material decrease can be realized, when people need to process one material, the processing work can be finished by a plurality of stations or a plurality of machines, and the process is complicated; for example, the MIG-TIG composite additive device disclosed in Chinese patent 201811576656.2 can only be subjected to additive processing; for example, the chinese patent 201611137079.8 discloses a CNC machine which can only reduce the material. The existing DMG MORI Lasertec 653D machine tool integrates a laser surfacing technology and a five-axis milling technology to form a unique hybrid processing machine tool, but the manufacturing cost is high, and common conditions are difficult to realize. In order to realize low-cost experimental verification of hybrid machining, a low-cost, increase-decrease composite machining platform based on a numerical control machine platform is urgently needed to be designed.
Disclosure of Invention
1. The technical problem to be solved is as follows:
the existing traditional machine tool intelligently realizes a function of material increase or material decrease, and the existing machine tool for hybrid processing is expensive in manufacturing cost.
2. The technical scheme is as follows:
in order to solve the problems, the invention provides a material-increasing and material-reducing composite manufacturing intelligent device, which comprises a material-reducing mechanism and a material-increasing mechanism, and is characterized in that: still include the straight line track, subtract material mechanism and vibration material disk mechanism and be located the orbital left and right sides of straight line respectively, the welder that subtracts among the cutting station head of material mechanism and the vibration material disk mechanism all is located straight line track top, be equipped with the tray on the straight line track, tray and servo motor connect, servo motor drives the tray and removes about on straight line track, the tray is used for fixed processing part, the orbital top of straight line still is equipped with the forced air cooling pipeline, the forced air cooling pipeline is used for carrying out the forced air cooling to processing part.
And a water tank is arranged beside the linear track, a cooling pipeline is led out from the water tank, the cooling pipeline is arranged on the tray, and the cooling pipeline surrounds the processed part.
The tray is provided with a substrate, and the cooling pipelines are arranged around the substrate.
A plurality of temperature sensors are uniformly distributed on the substrate.
The tray is made of metal.
And a gun cleaning device is arranged beside the linear track and comprises a wire cutter and a slag cleaning collecting base, the wire cutter is arranged above the slag cleaning collecting base, and the center of the wire cutter and the center of the slag cleaner are in the same straight line with the center of the welding gun.
The material reducing mechanism is connected with the material increasing mechanism through a servo motor, the material increasing mechanism is connected with the material reducing mechanism through a servo motor, the material increasing mechanism is connected with the material increasing mechanism through a servo motor, the tray is connected with the servo motor, the temperature sensor, the cooling pipeline starting switch and the air cooling pipeline starting switch through a servo motor, the control system controls the material reducing mechanism to control the material reducing mechanism to cut a drill bit, the material increasing mechanism to weld a gun and the tray to move according to a set program, and the control system controls the cooling pipeline and the air cooling pipeline to be started and closed through collected temperature.
The invention provides a method for manufacturing intelligent equipment processing parts by adding and reducing materials in a composite mode, which comprises the following steps: the first step is as follows: place the base plate on the layer board earlier, install cooling duct around the base plate, place four temperature sensor in the four corners department of base plate, the second step: the support plate moves to the right to the position below a welding gun, the welding gun prints parts on the substrate according to a program instruction, and the third step is as follows: printing process, if temperature sensor detects the high temperature, start water cooling plant, the fourth step: after printing or when printing and accomplishing partly, the layer board moves to the forced air cooling pipeline below to left, carries out the forced air cooling, and when the temperature reduced to below the ℃ stops the forced air cooling, the fifth step: the supporting plate continuously moves to the left below the cutting drill bit, the cutting drill bit can perform material reduction machining according to instructions, and the sixth step is as follows: and when the material reduction is completed or part of the material reduction is completed, the supporting plate moves rightwards to continue material increase, and the process is circulated until the material reduction is finally completed.
And after the welding gun works for about minutes, the welding gun moves to one side of the wire cutter to finish wire cutting, then moves to one side of the slag remover, and moves up and down on the slag remover to finish gun cleaning.
3. Has the advantages that:
the device can realize single additive manufacturing, single subtractive manufacturing and additive-subtractive composite alternate manufacturing, can realize the processing of complex structural parts, and improves the processing efficiency and the processing quality. The invention adopts numerical control equipment to process and manufacture the component by increasing and decreasing materials, and can manufacture the net-shaped component which has high precision and low cost and can be directly used at one time. Meanwhile, the use cost of the equipment is reduced, the diversity of material increasing and decreasing paths is increased, and parts with more complex structures can be manufactured. The component structure formed by the device is superior to a cast structure, stress concentration is reduced, and structural defects such as air holes and slag inclusion are avoided.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the gun cleaning device.
Description of reference numerals: 1. a linear track; 2. a servo motor; 3. a cutting bit; 5. welding rods; 10. a water tank; 12 cooling water pipes; 13. a slag removal and collection base; 14. a slag remover; 16. air-cooling the pipeline; 17. a part; 18. a tray; 20. a temperature sensor; 21. a base; 22. a thread cutter.
Detailed Description
The present invention will be described in detail below with reference to the drawings and examples.
As shown in fig. 1, the invention provides an intelligent equipment for material-increasing and material-decreasing composite manufacturing, which comprises a material-decreasing mechanism and a material-increasing mechanism, and is characterized in that: still include linear rail 1, subtract material mechanism and vibration material disk mechanism and be located the orbital left and right sides of straight line respectively, the cutting station head 3 in the material disk mechanism and the welder 5 in the vibration material disk mechanism all are located linear rail top, be equipped with tray 18 on linear rail 3, tray 18 and servo motor 2 are connected, servo motor 2 drives tray 18 and moves about linear rail 2, tray 18 is used for fixed processing part 17, linear rail 2's top still is equipped with air-cooled pipeline 16, air-cooled pipeline 16 is used for carrying out the forced air cooling to processing part 17.
The processing part 17 is arranged on the tray 18, the tray 18 is controlled by the servo motor 2 to move left and right on the linear track 1, the processing part can move to the material increasing mechanism right firstly, and after the welding gun processing is finished, the processing part moves to the material reducing mechanism left, and a cutting drill bit is used for processing. One machine can be used for additive machining and subtractive machining.
For better cooling of the machined part, a water tank 10 is provided next to the linear rail 2, a cooling duct 15 leads out of the water tank 10, the cooling duct 15 is arranged on the tray 18, and the cooling duct 15 surrounds the machined part 17. And starting the water pump and starting the water cooling device. The water pump and the cooling water are located in the water tank 10 and circulated through the cooling pipe 15.
For better control, a base plate 21 is arranged on the tray 18, and the cooling pipelines 15 are arranged around the base plate 21. A plurality of temperature sensors 20 are uniformly distributed on the substrate 21. And (3) sensing the temperature of the substrate in real time, and starting the water pump and starting the water cooling device if the temperature of the substrate is too high.
The invention also provides a gun cleaning device, the length of the welding rod is shortened along with the processing of the welding rod 5, and the gun cleaning is needed at this time, as shown in figure 2, the gun cleaning device comprises a wire cutter 22 and a slag cleaning collecting base 13, the wire cutter 22 is arranged above the slag cleaning collecting base 13, and the center of the wire cutter 22 and the center of the slag cleaner 14 are in the same straight line with the center of the welding gun 5.
The material reducing mechanism is characterized by further comprising a control system, the control system is connected with a servo motor of the material reducing mechanism, a servo motor of the material increasing mechanism, a servo motor of the tray 18, a temperature sensor 20, a starting switch of the cooling pipeline 15 and a starting switch of the air cooling pipeline 16, the control system controls the material reducing mechanism to cut the drill bit 3, the welding gun 5 of the material increasing mechanism and the tray 18 to move according to a set program through controlling the servo motors, and the control system controls the cooling pipeline 15 and the air cooling pipeline 16 to be started and closed through collected temperatures.
Example 1
A base plate 21 is placed on a metal supporting plate 18, cooling pipelines 15 are arranged on the periphery of the base plate 21, and four temperature sensors 20 are arranged at the four corners of the base plate. The metal pallet 18 is first moved to the additive mechanism below the welding gun which prints the part on the substrate according to the programmed instructions. In the printing process, if the temperature sensor detects that the temperature is too high, the water cooling device is started. After printing, the metal supporting plate 18 moves to the left below the air cooling pipeline to perform air cooling. When the temperature is reduced to below 60 ℃, air cooling is stopped, the metal supporting plate continuously moves leftwards to the material reducing mechanism below the cutting drill bit 3, and the drill bit 3 performs material reducing processing according to instructions.
Example 1 additive followed by subtractive material.
Example 2
A base plate 21 is placed on a metal supporting plate 18, cooling pipelines 15 are arranged on the periphery of the base plate 21, and four temperature sensors 20 are arranged at the four corners of the base plate. The metal pallet 18 is first moved to the additive mechanism below the welding gun which prints the part on the substrate according to the programmed instructions. In the printing process, if the temperature sensor detects that the temperature is too high, the water cooling device is started. After a part of the printing is finished, the metal supporting plate 18 is moved to the left below the air cooling pipeline to be cooled by air cooling. When the temperature is reduced to below 60 ℃, air cooling is stopped, the metal supporting plate continuously moves leftwards to the material reducing mechanism below the cutting drill bit 3, and the drill bit 3 performs material reducing processing according to instructions. After the material reduction is completed partially, the metal supporting plate 18 moves rightwards to continue material increase, and the process is circulated until the material reduction is finally completed.
Example 2 is additive while subtractive.
Due to the adoption of the material increasing and decreasing composite processing technology, the required components can be manufactured at one time through alternative processing. By controlling the cutting accuracy, a printed part with high initial accuracy can be prepared. Because the composite equipment is modified based on a numerical control machine platform, the cost is lower, and meanwhile, slicing software does not need to be independently written for slicing and printing, and the path can be planned by directly using a mature G code. Because the G code can complete various planned paths, the paths for increasing and decreasing materials have diversity, and more complex parts can be prepared through the diversity of path selection.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides an increase and decrease material combined manufacturing intelligence and equip, including subtract material mechanism and vibration material disk mechanism and, its characterized in that: still include sharp track (1), subtract material mechanism and vibration material disk mechanism and be located the orbital left and right sides of straight line respectively, cutting station head (3) in the material disk mechanism and welder (5) in the vibration material disk mechanism all are located sharp track top, be equipped with tray (18) on sharp track (3), tray (18) and servo motor (2) are connected, servo motor (2) drive tray (18) and remove about on sharp track (2), tray (18) are used for fixed processing part (17), the top of sharp track (2) still is equipped with air-cooled pipeline (16), air-cooled pipeline (16) are used for carrying out the air-cooled processing part (17).
2. The additive-subtractive composite manufacturing intelligent apparatus according to claim 1, wherein: the water tank (10) is arranged beside the linear track (2), the cooling pipeline (15) is led out from the water tank (10), the cooling pipeline (15) is arranged on the tray (18), and the machined part (17) is surrounded by the cooling pipeline (15).
3. The additive-subtractive composite manufacturing intelligent apparatus according to claim 2, wherein: the tray (18) is provided with a substrate (21), and the cooling pipelines (15) are arranged on the periphery of the substrate (21).
4. The additive-subtractive composite manufacturing intelligent apparatus according to claim 3, wherein; a plurality of temperature sensors (20) are uniformly distributed on the substrate (21).
5. The additive-subtractive composite manufacturing intelligent apparatus according to any of claims 1-4, wherein: the tray (18) is made of metal.
6. The additive-subtractive composite manufacturing intelligent apparatus according to any of claims 1-4, wherein: and a gun cleaning device is also arranged beside the linear track (2), the gun cleaning device comprises a wire cutter (22) and a slag cleaning collecting base (13), the wire cutter (22) is arranged above the slag cleaning collecting base (13), and the centers of the wire cutter (22) and the slag cleaner (14) are on the same straight line with the center of the welding gun (5).
7. The additive-subtractive composite manufacturing intelligent apparatus according to any of claims 1-4, wherein: the material reducing mechanism is characterized by further comprising a control system, the control system is connected with a servo motor of the material reducing mechanism, a servo motor of the material increasing mechanism, a servo motor of the tray (18), a temperature sensor (20), a starting switch of the cooling pipeline (15) and a starting switch of the air cooling pipeline (16), the control system controls the cutting drill bit (3) of the material reducing mechanism, the welding gun (5) of the material increasing mechanism and the tray (18) to move according to a set program through controlling the servo motors, and the control system controls the cooling pipeline (15) and the air cooling pipeline (16) to be started and closed through collected temperatures.
8. A method for manufacturing a machined part of intelligent equipment by using the additive and subtractive composite as claimed in any one of claims 1 to 4, comprising the steps of: the first step is as follows: firstly, a base plate (21) is placed on a supporting plate (18), cooling pipelines (15) are arranged on the periphery of the base plate (21), four temperature sensors (20) are placed at four corners of the base plate (21), and the second step is as follows: the supporting plate (18) moves to the right to be below the welding gun (5), the welding gun (5) prints parts on the substrate (21) according to the program instructions, and the third step is as follows: and in the printing process, if the temperature sensor (20) detects that the temperature is too high, the water cooling device is started, and the fourth step is as follows: after printing or when printing is finished partially, the supporting plate (18) moves leftwards to the position below the air cooling pipeline (16) for air cooling, when the temperature is reduced to below 60 ℃, the air cooling is stopped, and the fifth step is as follows: the supporting plate (18) continues to move leftwards to the position below the cutting drill bit (3), the cutting drill bit (3) can perform material reduction machining according to instructions, and the sixth step is as follows: and when the material reduction is completed or part of the material reduction is completed, the supporting plate (18) moves rightwards to continue material increase, and the process is circulated until the material reduction is finally completed.
9. The method of claim 8, wherein: and after the welding gun (5) works for about 15 minutes, the welding gun moves to one side of the wire cutter (22) to finish wire cutting, then moves to one side of the slag cleaner (14), and the welding gun moves up and down on the slag cleaner to finish gun cleaning.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011185836.5A CN112453920A (en) | 2020-10-30 | 2020-10-30 | Method for manufacturing intelligent equipment and machining parts by adding and reducing materials in composite mode |
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| CN202011185836.5A CN112453920A (en) | 2020-10-30 | 2020-10-30 | Method for manufacturing intelligent equipment and machining parts by adding and reducing materials in composite mode |
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| CN113909695A (en) * | 2021-10-01 | 2022-01-11 | 江苏烁石焊接科技有限公司 | Intelligent cooperative material increase and decrease composite forming equipment for large-scale complex component |
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| CN113020778A (en) * | 2021-03-19 | 2021-06-25 | 南京中科煜宸激光技术有限公司 | Material increasing and decreasing processing device and method for ultra-long pipe fitting |
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