CN116590704A - Laser cladding preheats integrated device and laser cladding equipment - Google Patents
Laser cladding preheats integrated device and laser cladding equipment Download PDFInfo
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- CN116590704A CN116590704A CN202310554037.8A CN202310554037A CN116590704A CN 116590704 A CN116590704 A CN 116590704A CN 202310554037 A CN202310554037 A CN 202310554037A CN 116590704 A CN116590704 A CN 116590704A
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- 238000004372 laser cladding Methods 0.000 title claims abstract description 60
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000005242 forging Methods 0.000 claims abstract description 24
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 239000000843 powder Substances 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 239000011796 hollow space material Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000005253 cladding Methods 0.000 abstract description 19
- 239000000758 substrate Substances 0.000 abstract description 18
- 230000010354 integration Effects 0.000 abstract description 10
- 239000011248 coating agent Substances 0.000 abstract description 8
- 238000000576 coating method Methods 0.000 abstract description 8
- 239000013078 crystal Substances 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000009951 qiqi Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention provides a laser cladding and preheating integrated device which comprises a supporting table, wherein the bottom of the supporting table is fixedly connected with a plurality of supporting legs, one side of the supporting table is fixedly connected with an L-shaped rod, a hollow groove is formed in the supporting table, a shelf is arranged in the hollow groove, the top of the shelf is fixedly connected with a substrate for placing a workpiece, the inside of the substrate is a cavity, the top of the substrate is provided with a plurality of ventilation holes, the two ends of the shelf are in sliding connection with the inner wall of the hollow groove, and the cavity is fixedly connected with a preheating mechanism for heating the workpiece. The invention can preheat the workpiece before laser cladding, and after laser cladding, forge the workpiece first and then rapidly cool the workpiece, so that crystal grains of a cladding layer structure are uniformly refined, microcracks in the cladding layer can be eliminated, the quality of the cladding layer can be improved, the strength and plasticity of the coating can be improved, and the fatigue resistance can be improved, thereby forming the integration and integration of preheating and forging of a laser cladding device and improving the applicability of preheating and forging equipment.
Description
Technical Field
The invention relates to the technical field of laser cladding, in particular to a laser cladding and preheating integrated device and laser cladding equipment.
Background
The laser cladding is also called laser cladding, and refers to a process method that selected coating materials are placed on the surface of a cladding substrate in different material adding modes, the selected coating materials are melted together with a substrate surface thin layer through laser irradiation, and the thin layer is quickly solidified to form a surface coating with extremely low dilution degree and metallurgically bonded with the substrate, so that the wear resistance, corrosion resistance, heat resistance, oxidation resistance and electrical characteristics of the surface of a base layer are remarkably improved, the purpose of surface modification or repair is achieved, the requirements on the specific performance of the surface of the material are met, a large number of noble elements are saved, a plurality of laser cladding and substrate preheating are combined together at present, and the laser cladding and preheating integration is formed, namely, the temperature difference between the substrate and the coating is reduced, and the bonding of the substrate and the coating is better.
In the prior art, many researches on laser cladding exist, for example, a multifunctional laser cladding device with the application publication number of CN217351533U is provided, and the device can realize hand-held laser wire feeding welding by adding an operation handle and a switch button on the existing cladding nozzle and connecting a laser; when laser cladding forming is needed, the connection between the manipulator and the three-beam laser cladding spray head is realized through the mechanical arm connecting device, so that the manipulator can realize the motion control of the three-beam laser cladding spray head, and the laser cladding forming work is realized; one device can realize two functions, so that the utilization rate of the device is improved; the mechanical arm connecting device is connected with the mechanical arm through a quick-release interface, so that the operation efficiency of connection and separation between the three-beam laser cladding spray head and the mechanical arm is improved, and the convenience of manual welding and laser cladding function switching is further improved; the correction wheel device arranged between the wire feeding device and the three-beam laser cladding nozzle can effectively adjust the bending degree of the cladding wire material when entering the three-beam laser cladding nozzle, and ensure a certain straight effect of the cladding wire material.
But there are also the following disadvantages: as is clear from the above description, the apparatus has no means for preheating the workpiece before laser cladding the workpiece, and usually, after laser cladding the workpiece, the suitability of the apparatus for preheating and forging is poor by only forging the laser cladding with a tool such as a hammer, and the integration and integration of the apparatus for preheating and forging of the laser cladding are not formed, whereby the grain diameter of the cladding formed is easily excessively large and cracks are easily generated.
Disclosure of Invention
The invention aims to provide a laser cladding and preheating integrated device and laser cladding equipment, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a laser cladding preheats integrated device, includes the brace table, the bottom fixedly connected with of brace table a plurality of supporting legs, one side fixedly connected with of brace table is the third L type pole, the hollow space has been seted up to the inside of brace table, be provided with the shelf in the hollow space, the top fixedly connected with of shelf is used for placing the base plate of work piece, the inside of base plate is the cavity and the top has been seted up a plurality of ventilation holes, the both ends of shelf with the inner wall sliding connection of hollow space, the cavity with be used for heating the preheating mechanism fixed connection of work piece, preheating mechanism includes heater and L type air-supply line and first fan, the heater is fixed on the supporting leg, the one end of L type air-supply line with the air outlet intercommunication of heater, the other end and first flexible pipe fixed connection, first flexible pipe runs through the brace table extends to in the base plate, first fan sets up in the hole groove of seting up in the shelf;
the utility model discloses a forging machine, including supporting bench, work piece, forging machine, electric telescopic handle, supporting bench top is provided with forging mechanism, the both sides of base plate are provided with and are used for fixing the fixture of work piece, the bottom of work piece is provided with and is used for giving the cooling body of work piece cooling, forging mechanism includes first dead lever and first gyro wheel and pouring weight, seted up the spout in the L type pole, sliding connection has in the spout first dead lever, the top fixedly connected with of first dead lever first gyro wheel, the bottom fixedly connected with electric telescopic handle of first dead lever, electric telescopic handle keeps away from the one end of first dead lever with pouring weight fixed connection, one side fixedly connected with electric putter of electric telescopic handle, electric putter fixes the bottom of L type pole.
Preferably, the cooling mechanism comprises a second telescopic tube, a refrigerator, an air outlet tube and a second fan, one end of the second telescopic tube is fixedly connected to one side of the vertical rod, a first L-shaped rod is fixedly connected to the bottom of the second telescopic tube, the first L-shaped rod is far away from one end of the second telescopic tube and a third telescopic tube, the third telescopic tube is far away from one end of the first L-shaped rod and the second L-shaped rod are fixedly connected, one end of the second L-shaped rod is far away from the third telescopic tube and the box are communicated, the second fan is arranged in the box, one end of the air outlet tube is communicated with the box, and the other end of the air outlet tube is communicated with the refrigerator.
Preferably, the movable rods are fixedly connected to two sides of the shelf, the movable rods are away from one end of the shelf, a sleeve block is fixedly connected to one end of the movable rods, the sleeve block is sleeved on the fixing pile, insertion holes are formed in the sleeve block and the fixing pile, and clamping rods are inserted into the insertion holes.
Preferably, the clamping mechanism comprises a clamping plate, a telescopic spring and a rotating wheel, wherein the clamping plate is used for clamping the workpiece, one end of the telescopic spring is elastically connected with one end of the clamping plate away from the workpiece, the other end of the telescopic spring is elastically connected with one side of the vertical rod, a tether is fixedly connected with the clamping plate, one end of the tether away from the clamping plate penetrates through a hole formed in the vertical rod and is fixedly connected with the rotating wheel, and the center of the rotating wheel is fixedly connected with a rotary handle.
Preferably, one side of the first fixing rod is fixedly connected with a second fixing rod, the top of the second fixing rod is fixedly connected with a second roller, the bottom of the second fixing rod is fixedly connected with a laser tube, one side of the laser tube is fixedly connected with a laser generator through a fourth telescopic tube, and the laser generator is fixedly connected with the bottom of the third L-shaped rod.
Preferably, one side of the laser tube is fixedly connected with a fifth telescopic tube, the fifth telescopic tube is fixedly connected with a powder feeder, and the powder feeder is fixed at the bottom of the third L-shaped rod.
Preferably, one side of the second telescopic tube facing the bottom of the workpiece is provided with a plurality of air outlet grooves.
Preferably, the material of the second telescopic tube is rubber.
Preferably, the supporting leg is provided with a controller, and the controller is used for being electrically connected with the heater, the first fan, the refrigerator, the second fan, the electric telescopic rod, the electric push rod, the laser generator and the powder feeder.
In order to achieve the above purpose, the present invention further provides the following technical solutions:
a laser cladding apparatus comprising a laser cladding preheat integration device as described in any one of the above.
Compared with the prior art, the invention has the beneficial effects that:
the invention is characterized in that one end of an L-shaped air inlet pipe is communicated with an air outlet of a heater, the other end of the L-shaped air inlet pipe is fixedly connected with a first telescopic pipe, the first telescopic pipe penetrates through a supporting table to extend into a base plate, the bottom of a first fixing rod is fixedly connected with an electric telescopic rod, one end of the electric telescopic rod far away from the first fixing rod is fixedly connected with a weight, one side of the electric telescopic rod is fixedly connected with an electric push rod, the surface of a workpiece can be preheated, the bottom of the first fixing rod is fixedly connected with the electric telescopic rod, one end of the electric telescopic rod far away from the first fixing rod is fixedly connected with the weight, one side of the electric telescopic rod is fixedly connected with the electric push rod, so that the workpiece after laser cladding can be forged, the bottom of the second telescopic pipe is fixedly connected with the first L-shaped rod through fixedly connecting one end of a second telescopic pipe with one side of a vertical rod, the first L-shaped rod is fixedly connected with the third telescopic pipe, one end of the third telescopic pipe is fixedly connected with the second L-shaped rod, one end of the second L-shaped rod is communicated with the box body, one end of the air outlet pipe is communicated with the box body, the other end of the second L-shaped rod is communicated with the refrigerator, so that cold air in the refrigerator is conveyed to the box body through the air outlet pipe, and is conveyed to the second L-shaped rod and the third telescopic pipe under the blowing of the second fan, and is blown onto a workpiece through the first L-shaped rod, the second telescopic pipe and the air outlet groove to cool the workpiece, therefore, the workpiece can be preheated before laser cladding, after laser cladding, the workpiece is rapidly cooled after forging, grains of a cladding layer tissue are uniformly thinned, microcrack in the cladding layer can be eliminated, the quality of the cladding layer is improved, the strength and plasticity of the coating are improved, and the fatigue resistance are achieved, the preheating and forging integration of the laser cladding device are formed, the applicability of the preheating and forging equipment is improved.
Drawings
FIG. 1 is a front cross-sectional view of a workpiece forging of the present invention;
FIG. 2 is a front cross-sectional view of the workpiece cooling of the present invention;
FIG. 3 is a schematic view of the vent structure of the present invention;
FIG. 4 is a schematic diagram of the structure of the air outlet duct of the present invention;
fig. 5 is an enlarged view of the structure of arrow a in fig. 1 according to the present invention.
In the figure: 1 supporting table, 2 supporting legs, 3 third L-shaped rod, 4 empty slots, 5 shelves, 6 workpieces, 7 substrates, 8 ventilation holes, 9 preheating mechanisms, 901 heaters, 902-L-shaped air inlet pipes, 903 first fans, 904 first telescopic pipes, 905 moving rods, 906 sleeve blocks, 907 fixing piles, 908 clamping rods, 10 clamping mechanisms, 101 clamping plates, 102 telescopic springs, 103 rotating wheels, 104 vertical rods, 105 tethers, 106 rotating handles, 11 cooling mechanisms, 111 second telescopic pipes, 112 refrigerators, 113 air outlet pipes, 114 second fans, 115 first L-shaped rods, 116 third telescopic pipes, 117 second L-shaped rods, 118 air outlet slots, 12 sliding grooves, 121 first fixed rods, 122 first rollers, 123 weights, 124 sliding grooves, 125 electric telescopic rods, 126 electric push rods, 13 second fixed rods, 14 second rollers, 15 laser pipes, 16 laser generators, 17 fourth telescopic pipes, 18 fifth telescopic pipes, 19 powder feeders and 20 controllers.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
referring to fig. 1 to 5, the present invention provides a technical solution:
the laser cladding and preheating integrated device comprises a supporting table 1, wherein the bottom of the supporting table 1 is fixedly connected with a plurality of supporting legs 2, one side of the supporting table 1 is fixedly connected with a third L-shaped rod 3, an empty groove 4 is formed in the supporting table 1, a shelf 5 is arranged in the empty groove 4, and the top of the shelf 5 is fixedly connected with a substrate 7 for placing a workpiece 6; as shown in fig. 3, the inside of the base plate 7 is a cavity, the top of the base plate 7 is provided with a plurality of ventilation holes 8, two ends of the shelf 5 are in sliding connection with the inner wall of the empty groove 4, the cavity is fixedly connected with a preheating mechanism 9 for heating the workpiece 6, the preheating mechanism 9 comprises a heater 901, an L-shaped air inlet pipe 902 and a first fan 903, the heater 901 is fixed on the supporting leg 2, one end of the L-shaped air inlet pipe 902 is communicated with an air outlet of the heater 901, the other end of the L-shaped air inlet pipe is fixedly connected with the first telescopic pipe 904, the first telescopic pipe 904 penetrates through the supporting table 1 and extends into the base plate 7, the first fan 903 is arranged in a hole groove formed in the shelf 5, when the workpiece 6 is heated, the heated heat is conveyed into the cavity of the base plate 7 through the L-shaped air inlet pipe 902 and the first telescopic pipe 904, and the workpiece 6 is heated by the ventilation holes 8;
as shown in fig. 1 and 2, a forging mechanism 12 is arranged above the supporting table 1, clamping mechanisms 10 for fixing the workpiece 6 are arranged on two sides of the base plate 7, a cooling mechanism 11 for cooling the workpiece 6 is arranged at the bottom of the workpiece 6, the forging mechanism 12 comprises a first fixing rod 121, a first roller 122 and a weight 123, a sliding groove 124 is formed in the L-shaped rod 3, the first fixing rod 121 is connected in a sliding manner in the sliding groove 124, the top of the first fixing rod 121 is fixedly connected with the first roller 122, an electric telescopic rod 125 is fixedly connected to the bottom of the first fixing rod 121, one end of the electric telescopic rod 125, which is far away from the first fixing rod 121, is fixedly connected with the weight 123, an electric push rod 126 is fixedly connected to one side of the electric telescopic rod 125, the electric push rod 126 is fixed at the bottom of the L-shaped rod 3, after laser cladding of the workpiece 6, mechanical stress is applied to the surface forging of the workpiece 6 by utilizing the functions of the electric push rod 126 and the electric telescopic rod 125, so that the surface diameter of the workpiece 6 is smaller, the fatigue resistance is superior, and the workpiece 6 is more wear-resistant and corrosion resistant.
As shown in fig. 1 and 5, the cooling mechanism 11 includes a second telescopic tube 111, a refrigerator 112, an air outlet tube 113, and a second fan 114, one end of the second telescopic tube 111 is fixedly connected to one side of the vertical rod 104, the bottom of the second telescopic tube 111 is fixedly connected with a first L-shaped rod 115, one end of the first L-shaped rod 115 away from the second telescopic tube 111 is fixedly connected with a third telescopic tube 116, one end of the third telescopic tube 116 away from the first L-shaped rod 115 is fixedly connected with a second L-shaped rod 117, one end of the second L-shaped rod 117 away from the third telescopic tube 116 is communicated with a box, a second fan 114 is arranged in the box, one end of the air outlet tube 113 is communicated with the box, and the other end is communicated with the refrigerator 112.
As a preferred mode, as shown in fig. 1, both sides of the shelf 5 are fixedly connected with a moving rod 905, one end of the moving rod 905 away from the shelf 5 is fixedly connected with a sleeve block 906, the sleeve block 906 is sleeved on a fixed pile 907, the sleeve block 906 and the fixed pile 907 are provided with jacks, clamping rods 908 are inserted into the jacks, the moving rod 905 and the sleeve block 906 can be manually or electrically controlled to move up and down, a substrate 7 is fixed on the lower side of the workpiece 6 by using the clamping connection of the clamping rods 908 and the jacks, the substrate 7 is moved up to be in contact with the bottom of the workpiece 6 for faster preheating the workpiece 6, the workpiece 6 is preheated by using a vent hole 8, an infrared thermometer is also arranged, the workpiece 6 is connected with a temperature sensor, the surface temperature of the workpiece 6 can be monitored by the infrared thermometer, and the temperature of the workpiece 6 is kept constant when a cladding layer is formed on the surface of the workpiece 6, so that laser cladding of the workpiece 6 can be better realized.
As a preference, as shown in fig. 1 and 2, the clamping mechanism 10 includes a clamping plate 101, a telescopic spring 102 and a rotating wheel 103, wherein the clamping plate 101 is used for clamping the workpiece 6, one end of the telescopic spring 102 is elastically connected with one end of the clamping plate 101 far away from the workpiece 6, the other end of the telescopic spring 102 is elastically connected with one side of a vertical rod 104, a tether 105 is fixedly connected with the clamping plate 101, one end of the tether 105 far away from the clamping plate 101 penetrates through a hole formed in the vertical rod 104 and is fixedly connected with the rotating wheel 103, and the center of the rotating wheel 103 is fixedly connected with a rotary handle 106.
As a preferred mode, as shown in fig. 1 and fig. 2, a second fixing rod 13 is fixedly connected to one side of the first fixing rod 121, a second roller 14 is fixedly connected to the top of the second fixing rod 13, a laser tube 15 is fixedly connected to the bottom of the second fixing rod 13, one side of the laser tube 15 is fixedly connected to a laser generator 16 through a fourth telescopic tube 17, the laser generator 16 is fixedly connected to the bottom of the L-shaped rod 3, after the workpiece 6 is laser clad, the surface of the workpiece 6 is forged by the action of an electric push rod 126 and an electric telescopic rod 125, and mechanical stress is applied to the surface of the workpiece 6, so that the surface diameter of the workpiece 6 is finer, the fatigue resistance is more excellent, and the workpiece 6 is more wear-resistant and corrosion-resistant.
As a preferred embodiment, as shown in fig. 1 and 2, a second fixing rod 13 is fixedly connected to one side of the first fixing rod 121, a second roller 14 is fixedly connected to the top of the second fixing rod 13, a laser tube 15 is fixedly connected to the bottom of the second fixing rod 13, one side of the laser tube 15 is fixedly connected to the laser generator 16 through a fourth telescopic tube 17, the laser generator 16 is fixedly connected to the bottom of the third L-shaped rod 3, one side of the laser tube 15 is fixedly connected to a fifth telescopic tube 18, the fifth telescopic tube 18 is fixedly connected to a powder feeder 19, the powder feeder 19 is fixedly connected to the bottom of the third L-shaped rod 3, after preheating, laser is applied to the surface of the workpiece 6 by the laser generator 16 and the laser tube 15, the surface of the workpiece 6 is melted, the powder feeder 19 falls on the cladding layer of the surface of the workpiece 6 through the fifth telescopic tube 18, and one of self-fluxing powder, ceramic powder and composite powder can be selected according to the material of the workpiece 6.
As a preferable mode, as shown in fig. 4, a plurality of air outlet grooves 118 are formed on one side of the second telescopic tube 111 facing the bottom of the workpiece 6, and the material of the second telescopic tube 111 is rubber, when the second telescopic tube 111 is shortened, the air outlet grooves 118 formed on the second telescopic tube 111 made of rubber can be folded and contracted, and when the second telescopic tube 111 is extended, the air outlet grooves 118 formed on the second telescopic tube 111 can be unfolded, so that a large amount of cold air can pass through quickly, and the workpiece 6 can be cooled.
As a preferred embodiment, as shown in fig. 1 and 2, the supporting leg 2 is provided with a controller 20, the controller 20 is electrically connected to a heater 901, a first fan 903, a refrigerator 112, a second fan 114, an electric telescopic rod 125, an electric push rod 126, a laser generator 16 and a powder feeder 19, the controller 20 is used for conveniently controlling the opening and closing of the electric devices, the controller 20 adopts a siemens S7-200PLC, the heater 901 adopts QL-N-288 manufactured by Jiangsu salt city Qiqi electric devices, the electric telescopic rod 15 adopts a JS-TGZ-U1 electric telescopic rod manufactured by Jian electric devices, the electric push rod 126 adopts HB-DJ806 electric push rod manufactured by Wuxi macro electric parts, the laser generator 16 adopts HJ250/D laser manufactured by beijing Fuda, the powder feeder 19 adopts a salon laser device limited-05, the infrared thermometer adopts a infrared detector manufactured by HW-Dj infrared detector of Guangdong Utility, and the infrared detector adopts a infrared detector of a wide range.
In this embodiment, through the movable connection between the clamping plate 101 and the workpiece 6, one end of the telescopic spring 102 is elastically connected with one end of the clamping plate 101, and the other end is elastically connected with one side of the vertical rod 104, and the rotating handle 106 is used to drive the rotating wheel 103 to rotate, so as to drive the tether 105 to drive the clamping plate 101 to approach each other, and through the resilience force of the telescopic spring 102, the workpiece 6 can be fixed, and through the downward movement of the shelf 5 and the moving rod 905, the substrate 7 of the preheating mechanism can be moved downward, so that the preheating mechanism is suitable for clamping workpieces 6 with different sizes on one hand; on the other hand, the substrate 7 can be kept away from the workpiece 6, preventing the workpiece 6 from being heated further.
In this embodiment, one end of the L-shaped air inlet pipe 902 is communicated with the air outlet of the heater 901, the other end is fixedly connected with the first telescopic pipe 904, the first telescopic pipe 904 penetrates through the supporting table 1 to extend into the base plate 7, the bottom of the first fixing rod 121 is fixedly connected with the electric telescopic rod 125, one end of the electric telescopic rod 125 far away from the first fixing rod 121 is fixedly connected with the weight 123, one side of the electric telescopic rod 125 is fixedly connected with the electric push rod 126, thereby preheating the surface of the workpiece 6, forging the workpiece 6 after laser cladding, fixedly connecting one end of the second telescopic pipe 111 with one side of the vertical rod 104, fixedly connecting the bottom of the second telescopic pipe 111 with the first L-shaped rod 115, fixedly connecting the first L-shaped rod 115 with the third telescopic pipe 116, fixedly connecting one end of the third telescopic pipe 116 with the second L-shaped rod 117, one end of the second L-shaped rod 117 is communicated with the box body, one end of the air outlet pipe 113 is communicated with the box body, the other end of the air outlet pipe is communicated with the refrigerator 112, cold air in the refrigerator 112 is conveyed to the box body through the air outlet pipe 113, and is conveyed to the second L-shaped rod 117 and the third telescopic pipe 116 under the blowing of the second fan 114, and is blown onto the workpiece 6 through the first L-shaped rod 115, the second telescopic pipe 111 and the air outlet groove 118 to cool the workpiece 6, so that the workpiece 6 can be preheated before laser cladding, after laser cladding, the workpiece 6 is subjected to forging and then rapid cooling, so that grains of a cladding layer structure are uniformly thinned, microcracks in the cladding layer can be eliminated, the quality of the cladding layer is improved, the strength and the plasticity of the coating are improved, the fatigue resistance performance are improved, the integration and the integration of preheating and forging of the laser cladding device are formed, and the applicability of preheating and forging equipment is improved.
A laser cladding apparatus comprising a laser cladding preheat integration device as described in any one of the above.
The working principle of the laser cladding and preheating integrated device and the laser cladding equipment is as follows:
when the device is used, a workpiece 6 is placed on a substrate 7, a controller 20 controls a heater 901 to start, an air valve is opened at an interval of one time, heated air is conveyed into a cavity of the substrate 7 through an L-shaped air inlet pipe 902 and a first telescopic pipe 904, a first fan 903 is utilized to blow out a vent hole 8, the workpiece 6 is preheated, a temperature sensor and the controller 20 control the temperature of the upper surface of the workpiece 6 to keep a certain temperature value, then the controller 20 controls an electric push rod 126 to start, the electric push rod 126 drives a first fixing rod 121 and a second fixing rod 13 to move from left to right, a laser pipe 15 is used for driving laser on the surface of the workpiece 6, a cladding layer is formed by mixing with powder, then an electric telescopic rod 125 is used for downwards moving a weight 123 to be contacted with the cladding layer, the electric push rod 126 is used for pushing the weight 123 to move from left to right, the cladding layer on the surface of the workpiece 6 is then manually rocked into a runner 103, a clamping plate 101 on two sides can clamp the workpiece 6, the heater 901 is closed, a moving rod 905 and a sleeve block 906 are manually controlled to downwards move, the bottoms of the substrate 7 and the workpiece 6 are separated from the bottom of the workpiece 6 by the controller 20, finally the controller 20 controls the first fixing rod 121 and the second fixing rod 13 to be driven by the controller to drive the third air outlet pipe 112 to be cooled by the air outlet pipe 116, and the third air pipe 116 is blown into the second telescopic pipe 116, and the second air channel 116 is cooled by the cooling air is blown into the third air channel 116.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a laser cladding preheats integrated device, includes the brace table, the bottom fixedly connected with of brace table a plurality of supporting legs, its characterized in that, one side fixedly connected with of brace table is third L type pole, the hollow space has been seted up to the inside of brace table, be provided with the shelf in the hollow space, the top fixedly connected with of shelf is used for placing the base plate of work piece, the inside of base plate is the cavity and the top has been seted up a plurality of ventilation holes, the both ends of shelf with the inner wall sliding connection of hollow space, the cavity with be used for heating the preheating mechanism fixed connection of work piece, preheating mechanism includes heater and L type air-supply line and first fan, the heater is fixed on the supporting leg, the one end of L type air-supply line with the air outlet intercommunication of heater, the other end and first flexible pipe fixed connection, first flexible pipe runs through the brace table extends to in the base plate, first fan sets up in the hole inslot of seting up in the shelf;
the utility model discloses a forging machine, including supporting bench, work piece, forging machine, electric telescopic handle, supporting bench top is provided with forging mechanism, the both sides of base plate are provided with and are used for fixing the fixture of work piece, the bottom of work piece is provided with and is used for giving the cooling body of work piece cooling, forging mechanism includes first dead lever and first gyro wheel and pouring weight, seted up the spout in the L type pole, sliding connection has in the spout first dead lever, the top fixedly connected with of first dead lever first gyro wheel, the bottom fixedly connected with electric telescopic handle of first dead lever, electric telescopic handle keeps away from the one end of first dead lever with pouring weight fixed connection, one side fixedly connected with electric putter of electric telescopic handle, electric putter fixes the bottom of L type pole.
2. The laser cladding and preheating integrated device according to claim 1, wherein the cooling mechanism comprises a second telescopic tube, a refrigerator, an air outlet tube and a second fan, one end of the second telescopic tube is fixedly connected to one side of the vertical rod, a first L-shaped rod is fixedly connected to the bottom of the second telescopic tube, one end of the first L-shaped rod, which is far away from the second telescopic tube, is fixedly connected with a third telescopic tube, one end of the third telescopic tube, which is far away from the first L-shaped rod, is fixedly connected with the second L-shaped rod, one end of the second L-shaped rod, which is far away from the third telescopic tube, is communicated with the box, a second fan is arranged in the box, one end of the air outlet tube is communicated with the box, and the other end of the second telescopic tube is communicated with the refrigerator.
3. The laser cladding and preheating integrated device according to claim 2, wherein moving rods are fixedly connected to two sides of the shelf, a sleeve block is fixedly connected to one end, away from the shelf, of the moving rods, the sleeve block is sleeved on a fixing pile, insertion holes are formed in the sleeve block and the fixing pile, and clamping rods are inserted into the insertion holes.
4. The laser cladding preheats integrated device according to claim 1, wherein, fixture includes grip block and extension spring and runner, the grip block is used for the centre gripping the work piece, the one end of extension spring with the one end elastic connection of work piece is kept away from to the grip block, the other end of extension spring and one side elastic connection of montant, still fixedly connected with tether on the grip block, the one end that the tether was kept away from the grip block runs through the hole that the montant was seted up with runner fixed connection, runner center fixedly connected with rotatory handle.
5. The laser cladding and preheating integrated device according to claim 1, wherein one side of the first fixing rod is fixedly connected with a second fixing rod, the top of the second fixing rod is fixedly connected with a second roller, the bottom of the second fixing rod is fixedly connected with a laser tube, one side of the laser tube is fixedly connected with a laser generator through a fourth telescopic tube, and the laser generator is fixedly connected to the bottom of the third L-shaped rod.
6. The laser cladding and preheating integrated device according to claim 5, wherein one side of the laser tube is fixedly connected with a fifth telescopic tube, the fifth telescopic tube is fixedly connected with a powder feeder, and the powder feeder is fixed at the bottom of the third L-shaped rod.
7. The laser cladding and preheating integrated device according to claim 2, wherein a plurality of air outlet grooves are formed in one side of the second telescopic tube facing the bottom of the workpiece.
8. The laser cladding and preheating integrated device according to claim 7, wherein the material of the second telescopic tube is rubber.
9. The laser cladding preheating integrated device according to claim 6, wherein a controller is mounted on the support leg, and the controller is electrically connected with the heater, the first fan, the refrigerator, the second fan, the electric telescopic rod, the electric push rod, the laser generator and the powder feeder.
10. A laser cladding apparatus comprising a laser cladding and preheating integrated device as claimed in any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310554037.8A CN116590704A (en) | 2023-05-17 | 2023-05-17 | Laser cladding preheats integrated device and laser cladding equipment |
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| CN202310554037.8A CN116590704A (en) | 2023-05-17 | 2023-05-17 | Laser cladding preheats integrated device and laser cladding equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117987829A (en) * | 2024-04-07 | 2024-05-07 | 广东中科德弗激光科技有限公司 | High-speed laser cladding equipment and method |
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- 2023-05-17 CN CN202310554037.8A patent/CN116590704A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117987829A (en) * | 2024-04-07 | 2024-05-07 | 广东中科德弗激光科技有限公司 | High-speed laser cladding equipment and method |
| CN117987829B (en) * | 2024-04-07 | 2024-06-04 | 广东中科德弗激光科技有限公司 | High-speed laser cladding equipment and method |
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