Hammered roller compaction combined electric arc additive manufacturing device and method

Abstract

The application discloses a hammering and rolling composite electric arc additive manufacturing device and method. The device comprises an electric arc welding component with an output end, a rolling component comprising two adjustable relative interval rollers, a hammering component comprising a hammer head capable of moving up and down, an adjusting component arranged on the electric arc welding component, the adjusting component being suitable for adjusting the height of the rolling component and the hammering component relative to the output end, and a controller connected with the adjusting component, the rolling component and the hammering component respectively, the controller being suitable for controlling the amplitude, frequency, strength of the hammer head moving up and down and the interval between the two rollers and the rolling pressure in real time during the printing process. The position accuracy of printing is ensured by the adjusting component and the controller, the cladding layer is subjected to lateral rolling and vertical hammering after material deposition, and the effect of composite pressure is controlled in real time by the controller, so that the surface morphology accuracy of the formed sample can be improved, the hole defects can be reduced, the crystal grains can be refined, the microstructure can be controlled, and the strength and plasticity of the sample can be improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electric arc additive manufacturing, and in particular to a hammer-rolling composite electric arc additive manufacturing device and method. BACKGROUND

[0002] Electric arc additive manufacturing is a more economical metal additive method at a higher deposition rate, which has significant advantages in large-size structures, platform flexibility, and low cost and high-efficiency rapid forming, and the material utilization rate can be as high as 90%. However, the surface quality and precision of the formed parts are low, and there are problems such as deformation, pore defects, etc., which generally need to be followed by subtractive manufacturing for secondary processing.

[0003] In the electric arc additive manufacturing process, mechanical deformation field is a process method for changing the forming structure and performance of materials by applying external force. By reasonably selecting the size, direction and application method of the applied force, high-quality and high-performance metal part manufacturing can be achieved. Common mechanical deformation field methods mainly include rolling, hammering, forging, etc., but they are usually simple hammering or rolling, and the motion direction is generally perpendicular to the deposition layer, which will lead to large anisotropy of the formed sample, and it is difficult to ensure the lateral size precision and both sides surface quality of the sample, and there is certain limitation. SUMMARY

[0004] The present application aims to at least solve one of the technical problems existing in the prior art. To this end, the present application proposes a hammer-rolling composite electric arc additive manufacturing device, which can as far as possible solve the problem of poor mechanical properties of parts caused by internal material defects, coarse microstructure and too high anisotropy of the sample prepared by electric arc additive manufacturing.

[0005] The present application also proposes a hammer-rolling composite electric arc additive manufacturing method.

[0006] According to the hammer-rolling composite electric arc additive manufacturing device of the first aspect of the present application, it comprises:

[0007] The electric arc welding part has an output end;

[0008] The rolling part comprises two rollers with adjustable relative spacing;

[0009] The hammering part comprises a hammer head that can move up and down;

[0010] The adjusting part is arranged on the electric arc welding part, and the rolling part and the hammering part are arranged on the adjusting part, so that the adjusting part is adapted to adjust the height of the rolling part and the hammering part relative to the output end; and

[0011] A controller is connected with the adjusting component, the roller pressing component and the hammering component respectively, and is adapted to control the amplitude, frequency, force and / or the distance between the two rollers of the hammer head in real time during the printing process.

[0012] The hammering and roller pressing composite electric arc additive manufacturing device according to the first aspect of the present application has at least the following beneficial effects: the position accuracy of printing is ensured by the adjusting component and the controller, the cladding layer is subjected to lateral roller pressing and vertical hammering after material deposition, the effect of real-time control of the composite pressure by the controller can improve the surface topography accuracy of the formed sample, reduce the hole defects, and at the same time can refine the grain, control the microstructure, and improve the strength and plasticity of the sample.

[0013] The hammering and roller pressing composite electric arc additive manufacturing device according to the first aspect of the present application, the roller pressing component comprises a first pneumatic rod, a connecting piece and a pair of connecting rods and inner parallel rods, the connecting piece is fixedly arranged between the roller pressing component and the hammering component, one end of the first pneumatic rod is arranged on the adjusting component, one end of each connecting rod is hingedly arranged on the other end of the first pneumatic rod, the other end of each connecting rod is hingedly arranged at a preset position of each inner parallel rod, one end of each inner parallel rod is hingedly arranged on the connecting piece, and the other end of each inner parallel rod is connected with each roller.

[0014] The hammering and roller pressing composite electric arc additive manufacturing device according to the first aspect of the present application, the roller pressing component comprises a frame body, each roller is rotatably arranged on the frame body, and the other end of each inner parallel rod is hingedly connected with each frame body.

[0015] The hammering and roller pressing composite electric arc additive manufacturing device according to the first aspect of the present application, the roller pressing component comprises a pair of outer parallel rods, each outer parallel rod and the inner parallel rod are arranged in groups, the outer parallel rods and the inner parallel rods of each group are parallel to each other, and the outer parallel rods are located outside the inner parallel rods, one end of each outer parallel rod and the inner parallel rod is hingedly arranged on the same side of the connecting piece, and the other end of each outer parallel rod and the inner parallel rod is hingedly arranged on the frame body.

[0016] The hammering and roller pressing composite electric arc additive manufacturing device according to the first aspect of the present application, the hammering component comprises a second pneumatic rod, the hammer head is arranged on the second pneumatic rod, and the controller is adapted to control the pressure of the first pneumatic rod and the second pneumatic rod respectively.

[0017] According to the hammering and rolling composite electric arc additive manufacturing device of the first aspect of the present application, the connecting member is a connecting ring, which is sleeved on the first and second air pressure rods respectively.

[0018] According to the hammering and rolling composite electric arc additive manufacturing device of the first aspect of the present application, the adjusting member comprises a driving member, a lead screw, a sliding block, a guide rail and a sliding part. The sliding block is slidably arranged on the guide rail and connected with the lead screw. The driving member is used to drive the lead screw to rotate and drive the sliding block to slide. The sliding part is arranged on the sliding block. The rolling member and the hammering member are arranged on the sliding part.

[0019] According to the hammering and rolling composite electric arc additive manufacturing device of the first aspect of the present application, the sliding part is provided with a first mounting position and a second mounting position.

[0020] The rolling member is detachably arranged at the first mounting position, and the hammering member is detachably arranged at the second mounting position. Alternatively, the hammering member is detachably arranged at the first mounting position, and the rolling member is detachably arranged at the second mounting position.

[0021] According to the hammering and rolling composite electric arc additive manufacturing device of the first aspect of the present application, the sliding part is a sliding ring, and the electric arc welding member is an electric arc welding torch. The electric arc welding torch has a columnar side wall, and the sliding ring is sleeved on the electric arc welding torch.

[0022] According to the hammering and rolling composite electric arc additive manufacturing method of the second aspect of the present application, the hammering and rolling composite electric arc additive manufacturing device of the first aspect of the present application is used, and the method comprises the following steps.

[0023] The part to be printed is sliced and path planned to generate a motion program of the electric arc welding member. The front and rear positions of the rolling member and the hammering member are adjusted according to the material characteristics of the part and the printing process.

[0024] The electric arc welding member is moved to an initial position, the distance between the two rollers is adjusted to an initial position, the hammer head is adjusted to an initial position, and the rolling member and the hammering member are adjusted to a preset height position by the adjusting member.

[0025] The printing is started. The electric arc welding member is ignited and moves along a predetermined path. The rollers follow the cladding part for lateral rolling at the rear end. The hammer head follows for vertical hammering at the rear end. During the printing process, the distance and rolling pressure of the rollers and the amplitude, frequency and force of the hammer head are controlled until the electric arc welding member completes all the paths and the part printing is completed.

[0026] It is understandable that the hammering and rolling composite electric arc additive manufacturing method in the second aspect of the present application has the technical effects of the hammering and rolling composite electric arc additive manufacturing device in the first aspect of the present application as described above, and thus will not be described again.

[0027] Additional aspects and advantages of the present application will be in part apparent and in part pointed out hereinafter. BRIEF DESCRIPTION OF DRAWINGS

[0028] The present application will be further described below in conjunction with the accompanying drawings and embodiments;

[0029] Figure 1 The structure schematic diagram of the present application is shown.

[0030] Reference signs:

[0031] 100, electric arc welding part;

[0032] 200, rolling part; 210, first air pressure rod; 220, connecting ring; 230, connecting rod; 240, inner parallel rod; 250, frame body; 260, outer parallel rod; 270, roller;

[0033] 300, hammering part; 310, second air pressure rod; 320, hammer head;

[0034] 400, adjusting part; 410, driving part; 420, screw rod; 430, sliding block; 440, guide rail; 450, sliding ring. DETAILED DESCRIPTION

[0035] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0036] In the description of the present application, it is understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0037] In the description of the present application, the meaning of several is one or more, the meaning of multiple is at least two, greater than, less than, more than, etc. is understood as not including the number, above, below, within, etc. is understood as including the number. If the first, second is described, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0038] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installation, connection, etc. should be broadly understood, and those skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical scheme.

[0039] Referring to Figure 1 , the hammering and rolling combined electric arc additive manufacturing device of the first aspect embodiment of the present application comprises an electric arc welding part 100, a rolling part 200, a hammering part 300, an adjusting part 400 and a controller.

[0040] The electric arc welding part 100 has an output end; the rolling part 200 comprises two adjustable relative spacing rollers 270; the hammering part 300 comprises a hammer head 320 that can move up and down; the adjusting part 400 is arranged on the electric arc welding part 100, and the rolling part 200 and the hammering part 300 are arranged on the adjusting part 400, so that the adjusting part 400 is adapted to adjust the height of the rolling part 200 and the hammering part 300 relative to the output end; and the controller is connected with the adjusting part 400, the rolling part 200 and the hammering part 300 respectively, and the controller is adapted to control the amplitude, frequency and force of the hammer head 320 moving up and down in real time during the printing process and / or control the spacing between the two rollers 270 and the rolling pressure.

[0041] It can be understood that the rolling part 200 is controlled by the program, which can control the spacing and rolling pressure of the rollers 270 on both sides, so that the lateral rolling can adapt to the thickness of the formed part. Similarly, the hammering part 300 is controlled by the program, which can control the amplitude, frequency and force of the vertical movement of the hammer head 320, so as to adapt to different forming materials and different application requirements. In some embodiments, the positions of the rolling part 200 and the hammering part 300 before and after are adjusted according to the material characteristics of the part and the printing process, the control programs of the rolling part 200, the hammering part 300 and the adjusting part 400 are calculated and written, and the programs are imported into the controller to realize the effect of real-time control, thereby improving the strength and plasticity of the sample.

[0042] Specifically, the controller can be a single-chip microcomputer, a chip or other electronic devices that can realize control function with control system, and the controller is electrically connected with the electric arc welding part 100, the rolling part 200, the hammering part 300 and the adjusting part 400 respectively to control in the printing process.

[0043] Referring to Figure 1 The hammering and rolling composite electric arc additive manufacturing device of the first aspect embodiment of the present application can ensure the position accuracy of printing through the adjusting component 400 and the controller, perform lateral rolling and vertical hammering on the cladding layer after material deposition, and control the composite pressure effect in real time through the controller, thereby improving the surface topography accuracy of the formed sample, reducing hole defects, refining grains, controlling microstructure, and improving the strength and plasticity of the sample.

[0044] In some embodiments of the present application, the rolling component 200 includes a first pneumatic rod 210, a connecting piece, and a pair of connecting rods 230 and inner parallel rods 240. The connecting piece is fixedly arranged between the rolling component 200 and the hammering component 300. One end of the first pneumatic rod 210 is arranged on the adjusting component 400. One end of each connecting rod 230 is hingedly arranged at the other end of the first pneumatic rod 210. The other end of each connecting rod 230 is hingedly arranged at a preset position of each inner parallel rod 240. One end of each inner parallel rod 240 is hingedly arranged on the connecting piece. The other end of each inner parallel rod 240 is connected to each roller 270. It can be understood that the first pneumatic rod 210 is used to provide power and enable each roller 270 to roll on both sides of the workpiece. The connecting piece is used to fixedly connect the rolling component 200 and the hammering component 300, so that they can synchronously move and simultaneously act as a bearing structure for arranging transmission components such as the inner parallel rods 240 and the outer parallel rods 260. The connecting rods 230 are used to transmit the power output by the first pneumatic rod 210 to the inner parallel rods 240, drive each roller 270 to synchronously move and relatively approach or move away through each inner parallel rod 240, and thus control the distance between the two rollers 270 and the rolling pressure.

[0045] In some embodiments, based on the hinged arrangement of the inner parallel rods 240 on the connecting piece, the connecting rods 230 can drive the inner parallel rods 240 to swing along the hinge connected to the connecting piece under the channel of the first pneumatic rod 210 after being hinged to the rod body of the inner parallel rods 240, thereby controlling the movement of the rollers 270. Specifically, the connecting rods 230 are hinged to the middle position of the inner parallel rods 240. In other embodiments, according to the length of the inner parallel rods 240 or the arrangement position of the rollers 270, the position of the connecting rods 230 hinged to the rod body of the inner parallel rods 240 can be adjusted accordingly, so as to ensure reasonable transmission effect and higher adjustment accuracy of the rollers 270.

[0046] In some embodiments of the present application, the rolling component 200 includes a frame body 250. Each roller 270 is rotatably arranged on the frame body 250. The other end of each inner parallel rod 240 is hingedly connected to each frame body 250.

[0047] It can be understood that the roller 270 is carried by the frame 250, so that the roller 270 can roll the workpiece during the activity, improve the surface topography precision of the formed sample, reduce the hole defects, and at the same time refine the crystal grains, control the microstructure, and improve the strength and plasticity of the sample.

[0048] In some embodiments of the present application, the rolling component 200 comprises a pair of outer parallel rods 260, each outer parallel rod 260 and inner parallel rod 240 are arranged in groups, the outer parallel rods 260 and inner parallel rods 240 of each group are parallel to each other, and the outer parallel rods 260 are located outside the inner parallel rods 240, one end of the outer parallel rods 260 and the inner parallel rods 240 are respectively hinged on the same side of the connecting piece, and the other end of the outer parallel rods 260 and the inner parallel rods 240 are respectively hinged on the frame 250. It can be understood that the outer parallel rods 260 and the inner parallel rods 240 are arranged in groups and act on one frame 250, the frame 250 is driven to move by the inner parallel rods 240, at this time the outer parallel rods 260 also move synchronously, so that the whole activity process is more stable, and the rolling precision can be significantly improved by using the outer parallel rods 260.

[0049] In some embodiments, the other end of the outer parallel rod 260 is hinged to the corner position outside the top end of the frame 250, and the other end of the inner parallel rod 240 is hinged to the corner position inside the top end of the frame 250, so that the outer parallel rods 260 and the inner parallel rods 240 are parallel to each other and located outside the inner parallel rods 240, so that the structure is reasonably arranged.

[0050] In some embodiments of the present application, the hammering component 300 comprises a second air pressure rod 310, a hammer head 320 is arranged on the second air pressure rod 310, and a controller is adapted to control the pressure of the first air pressure rod 210 and the second air pressure rod 310 respectively. It can be understood that the second air pressure rod 310 is used to provide power and enable the hammer head 320 to move vertically on the workpiece, and the controller adjusts the composite pressure by controlling the pressure of the air pressure rod, so as to adapt to different forming materials and different application requirements, and ensure the forming quality.

[0051] In some embodiments of the present application, the connecting piece is arranged as a connecting ring 220, and the connecting ring 220 is sleeved on the first air pressure rod 210 and the second air pressure rod 310 respectively.

[0052] It can be understood that the first air pressure rod 210 and the second air pressure rod 310 each have a columnar side wall, so that the connecting piece is arranged as a connecting ring 220 structure having two mounting holes, and the first air pressure rod 210 and the second air pressure rod 310 are respectively embedded in each mounting hole to realize the relative fixation of the first air pressure rod 210 and the second air pressure rod 310, and at the same time serve as the setting basis of the connecting rod 230 so as to be smoothly driven.

[0053] In some embodiments, the connecting ring 220 is sleeved on the middle part of the first air pressure rod 210 and the second air pressure rod 310. In other embodiments, the sleeving position of the connecting ring 220 can be adjusted according to the size of each structural member, so that each structural member can be smoothly connected.

[0054] In some embodiments of the present application, the adjusting member 400 comprises a driving member 410, a lead screw 420, a sliding block 430, a guide rail 440, and a sliding part. The sliding block 430 is slidingly arranged on the guide rail 440 and connected with the lead screw 420. The driving member 410 is used to drive the lead screw 420 to rotate and drive the sliding block 430 to slide. The sliding part is arranged on the sliding block 430, and the rolling member 200 and the hammering member 300 are arranged on the sliding part.

[0055] It can be understood that the lead screw 420 and the sliding block 430 constitute a lead screw 420 sliding block 430 mechanism. The guide rail 440 is used to improve the sliding accuracy. The sliding part is arranged on the sliding block 430 and moves synchronously with the sliding block 430. The driving member 410 is used to drive the lead screw 420 sliding block 430 mechanism to move, so that the sliding block 430 can slide along the guide rail 440. The sliding block 430 drives the sliding part to move, so as to adjust the relative height of the hammering member 300 and the rolling member 200 relative to the output end of the electric arc welding member 100.

[0056] In some embodiments, the driving member 410 is an electric motor, which is used to adjust the relative height of the hammering member 300 and the rolling member 200 by forward and reverse rotation.

[0057] In some embodiments of the present application, the sliding part is provided with a first mounting position and a second mounting position. It can be understood that the positions of the rolling member and the hammering member 300 can be exchanged.

[0058] In some embodiments, the rolling member 200 is detachably arranged in the first mounting position, and the hammering member 300 is detachably arranged in the second mounting position.

[0059] In other embodiments, the hammering member 300 is detachably arranged in the first mounting position, and the rolling member 200 is detachably arranged in the second mounting position.

[0060] It can be understood that in actual use, the rolling member and the hammering member 300 can be selectively arranged on the sliding part. For example, the connection positions of the rolling member and the hammering member 300 can be changed, or the hammering member 300 or the rolling member can be arranged alone, so as to form a processing mode of rolling first and then hammering, or hammering first and then rolling, or only rolling, or only hammering after the electric arc torch head is cladded, thereby widening the application scenarios.

[0061] In some embodiments, the rolling member and the hammering member 300 are connected with the sliding part by a threaded connection.

[0062] In some other embodiments, the connecting can be achieved by snap connection, nesting connection or adhesion, and the connecting mode can be selected according to the specific conditions, and the connecting mode is not limited herein.

[0063] In some embodiments of the present application, the sliding part is a sliding ring 450, the electric arc welding part 100 is an electric arc welding torch, the electric arc welding torch has a columnar side wall, and the sliding ring 450 is sleeved on the electric arc welding torch. It can be understood that the sliding ring 450 sleeved on the electric arc welding torch can optimize the spatial layout of the structure and reduce the size of the device.

[0064] In some embodiments, one side of the sliding part is connected to the sliding block 430, and the opposite side of the sliding part is provided with a first mounting position and a second mounting position for mounting, and the opposite arrangement ensures the stability of the sliding ring 450.

[0065] In some embodiments, the electric arc welding part 100 is an electric arc welding torch, and the output end is an electric arc welding torch head, and the workpiece forming mode of the electric arc welding torch is used to realize the electric arc coloring manufacturing.

[0066] Referring to Figure 1 , the hammering and rolling composite electric arc additive manufacturing method of the second aspect embodiment of the present application can be a method for using the hammering and rolling composite electric arc additive manufacturing device of the first aspect embodiment of the present application. The hammering and rolling composite electric arc additive manufacturing method comprises the following steps:

[0067] The part to be printed is sliced and path planned, a motion program of the electric arc welding part 100 is generated, and the front and back positions of the rolling part 200 and the hammering part 300 are adjusted according to the material characteristics of the part and the printing process;

[0068] The electric arc welding part 100 is moved to an initial position, the distance between the two rollers 270 is adjusted to the initial position, the hammer head 320 is adjusted to the initial position, and the rolling part 200 and the hammering part 300 are adjusted to a preset height position by the adjusting part 400;

[0069] The printing is started, the electric arc welding part 100 is started and moves along a predetermined path, the roller 270 follows and laterally rolls the cladding part at the rear end, the hammer head 320 follows and vertically hammers at the rear end, and the distance and rolling pressure of the roller 270 and the amplitude, frequency and force of the hammer head 320 are controlled during the printing process, until the electric arc welding part 100 completes all the paths and the part printing is completed.

[0070] It can be understood that, for the part material characteristics and printing process adjustment roller parts 200 and hammer parts 300 before and after the position, calculation programming motor, first air pressure rod 210, second air pressure rod 310 control program, the program into the control system. At the same time, it can also be replaced with appropriate hammer head 320 to improve the quality of molding. After the completion of the part printing, the electric arc torch is closed, the slider 430, roller 270, hammer head 320 back to the initial position, the electric arc additive manufacturing process of the part is finished.

[0071] The technical features of the above-described embodiments can be combined in any manner. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described, but it should be considered that any combination of the technical features is within the scope of the present disclosure as long as the combination does not result in contradictions.

[0072] The embodiments of the present application are described in detail above in combination with the drawings, but the present application is not limited to the above-described embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the purpose of the present application.

Claims

1. A hammer roller composite arc additive manufacturing device, characterized in that: include: An arc welding component having an output terminal; A rolling component comprising two rollers with adjustable relative spacing; Hammering component, including a hammer head that can move up and down; an adjusting component, disposed on the arc welding component, the rolling component and the hammering component being disposed on the adjusting component, so that the adjusting component is suitable for adjusting the heights of the rolling component and the hammering component relative to the output end; as well as a controller connected to the adjusting component, the rolling component, and the hammering component, respectively, and adapted to control the amplitude, frequency, and force of the up and down movement of the hammer head and / or the spacing between the two rollers and the rolling pressure in real time during the printing process; The rolling component includes a first pneumatic rod, a connecting member, and a connecting rod and an inner parallel rod arranged in pairs. The connecting member is fixedly arranged between the rolling component and the hammer component. One end of the first pneumatic rod is arranged on the adjusting component. One end of each connecting rod is hinged to the other end of the first pneumatic rod. The other end of each connecting rod is hinged to the preset position of each inner parallel rod. One end of each inner parallel rod is hinged to the connecting member. The other end of each inner parallel rod is connected to each roller. The pressing component includes a frame, each of the rollers is rotatably arranged on the frame, and the other end of each of the inner parallel rods is hinged to each of the frames; the rolling component includes outer parallel rods arranged in pairs, each of the outer parallel rods and the inner parallel rods is arranged in a group, the outer parallel rods and the inner parallel rods of each group are parallel to each other, and the outer parallel rods are located on the outside of the inner parallel rods, one end of the outer parallel rods and the inner parallel rods are respectively hinged on the same side of the connecting member, and the other ends of the outer parallel rods and the inner parallel rods are respectively hinged to the frame.

2. The hammer roller composite arc additive manufacturing device according to claim 1, characterized in that: The hammer component includes a second pneumatic rod, the hammer head is arranged on the second pneumatic rod, and the controller is suitable for controlling the pressure of the first pneumatic rod and the second pneumatic rod respectively.

3. The hammer roller composite arc additive manufacturing device according to claim 2, characterized in that: The connecting member is configured as a connecting ring, and the connecting ring is respectively sleeved on the first gas pressure rod and the second gas pressure rod.

4. The hammer-roller composite arc additive manufacturing device according to claim 1, characterized in that: The adjusting component includes a driving member, a screw, a slider, a guide rail and a sliding part. The slider is slidably arranged on the guide rail and connected to the screw. The driving member is used to drive the screw to rotate and drive the slider to slide. The sliding part is arranged on the slider, and the rolling member and the hammering member are arranged on the sliding part.

5. The hammer-roller composite arc additive manufacturing device according to claim 4, characterized in that: The sliding portion is provided with a first mounting position and a second mounting position; The rolling component is detachably arranged at the first installation position, and the hammer component is detachably arranged at the second installation position; or the hammer component is detachably arranged at the first installation position, and the rolling component is detachably arranged at the second installation position.

6. The hammer-roller composite arc additive manufacturing device according to claim 4, characterized in that: The sliding portion is configured as a sliding ring, the arc welding component is configured as an arc welding torch, the arc welding torch has a columnar side wall, and the sliding ring is sleeved on the arc welding torch.

7. A hammer roller composite arc additive manufacturing method, characterized in that: Using the hammer roller composite arc additive manufacturing device according to any one of claims 1 to 6 comprises the following steps: Slicing and path planning are performed on the parts to be printed, generating a motion program for the arc welding component, and adjusting the front and rear positions of the rolling component and the hammering component according to the material characteristics of the parts and the printing process; Move the arc welding component to the initial position, adjust the distance between the two rollers to the initial position, adjust the hammer head to the initial position, and use the adjusting component to adjust the rolling component and the hammer component to a preset height position; Printing starts, the arc welding component strikes an arc and moves along a predetermined path, the roller at the rear end follows the cladding part to roll laterally, and the hammer head at the rear end follows the vertical hammering. During the printing process, the spacing and rolling pressure of the rollers, as well as the amplitude, frequency and force of the hammer head are controlled until the arc welding component completes the entire path and the part printing is completed.

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