Preparation device and preparation method based on Cu-Pb-Sn composite metal processing

Abstract

The invention provides a preparation device and method based on Cu-Pb-Sn composite metal processing, and relates to the technical field of forging devices. The device comprises a device body, a placement assembly is installed on the device body and composed of a placement table, a first rotating shaft, a worm gear, a worm and a motor, the placement table is rotationally arranged on the device body and is of a step-shaped structure, the first rotating shaft is welded to the bottom end face of the placement table, and the worm gear is welded to the first rotating shaft; a worm is rotationally arranged on the equipment main body, the worm is meshed with the worm gear, a motor is fixed on the equipment main body, and an output shaft of the motor is fixed on the worm. According to the forging device, through the arrangement of the knocking assembly, on one hand, the knocking position can be adjusted through stretching out and drawing back of the electric cylinder, and the forging flexibility is improved; and on the other hand, when the electric cylinder stretches out and draws back, the cleaning block is driven to clean residues on the top end faces of the equipment body and the containing table, an independent electric element is not needed to drive the cleaning block, and the structure is high.

Description

Technical Field

[0001] The invention relates to the technical field of forging devices, and in particular to a preparation device and a preparation method based on Cu-Pb-Sn composite metal processing. Background Art

[0002] Cu-Pb-Sn composite metal, also known as lead-tin bronze, is an alloy material containing copper (Cu), lead (Pb) and tin (Sn) elements. When preparing Cu-Pb-Sn composite metal, it needs to be forged by forging equipment.

[0003] Although the existing device is provided with a scraping assembly to collect forging residues, it needs to be driven separately, which increases the equipment cost; after being used for a period of time, the striking block and the placing table of the existing device are easily seriously damaged under the influence of the heated forgings, which increases the maintenance cost.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a preparation device and a preparation method based on Cu-Pb-Sn composite metal processing are provided, in order to achieve a more practical purpose. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a preparation device and a preparation method based on Cu-Pb-Sn composite metal processing to solve the problems of separate drive, increased equipment cost and the striking block and the placing table being easily seriously damaged under the influence of the heated forging.

[0006] The present invention provides a preparation device and a preparation method based on Cu-Pb-Sn composite metal processing, which specifically include: an equipment main body; a placement component is installed on the equipment main body, the placement component consists of a placement table, a first rotating shaft, a worm wheel, a worm and a motor, a placement table is rotatable on the equipment main body, the placement table is a stepped structure, a first rotating shaft is welded to the bottom end surface of the placement table, and a worm wheel is welded to the first rotating shaft; a worm is rotatable on the equipment main body, the worm is meshed with the worm wheel, and a motor is fixed on the equipment main body, and the output shaft of the motor is fixed on the worm.

[0007] Furthermore, a knocking assembly is installed on the main body of the equipment, and the knocking assembly is composed of a sliding seat, a mounting frame, an electric cylinder, a sliding rod, a cleaning block, a coil spring and an auxiliary hole. Two sliding seats are welded on the main body of the equipment, and a mounting frame is slid on the two sliding seats. An electric cylinder is fixed on each sliding seat, and the protruding ends of the two electric cylinders are fixed on the mounting frame.

[0008] Furthermore, an air hammer is fixed on the mounting frame, a mounting block is fixed to the protruding end of the air hammer, a striking block is fixed to the lower end of the mounting block, and the striking block is located directly above the placement table.

[0009] Furthermore, two sliding rods with stepped shaft structures are fixed to the rear end face of the mounting frame, and a cleaning block slides on the two sliding rods. The cleaning block is a rectangular block structure, and the upper bottom end face of the cleaning block is flush with the top surface of the equipment body, and the top surface of the equipment body is flush with the top surface of the placement table.

[0010] Furthermore, each of the sliding rods is sleeved with a coil spring, and under the elastic push of the two coil springs, the front end surface of the cleaning block contacts the rear end surface of the mounting frame, and each sliding seat is provided with an auxiliary hole for the sliding rod to pass through.

[0011] Furthermore, a first cleaning hole is provided on the top surface of the device body, and the first cleaning hole is a rectangular hole structure; a collection box is slidably provided on the device body, and a handle is welded on the collection box, and the collection box is located below the placement table and the first cleaning hole.

[0012] Furthermore, a clamping assembly is installed on the placement table, and the clamping assembly consists of a connecting block, a clamping seat and a hydraulic cylinder. Two connecting blocks are plugged into the placement table, and a clamping seat is slid on each connecting block. A hydraulic cylinder is fixed on each connecting block, and the protruding ends of the two hydraulic cylinders are respectively fixed on the two clamping seats.

[0013] Furthermore, two second cleaning holes are provided on the device body, and the two second cleaning holes are the same size as the sockets on the placement table for plugging in the connection blocks.

[0014] Furthermore, a cooling component is installed on the mounting frame, and the cooling component consists of a liquid storage tank, a liquid pump, a first cooling seat, a second cooling seat, an impeller, a gear, a gear row, a cooling pipe and a second rotating shaft. A liquid storage tank is fixed on the top surface of the mounting frame, and cooling liquid is contained in the liquid storage tank. A cooling pipe is installed in the liquid storage tank. A liquid pump is fixed in the liquid storage tank. The absorption pipe through which the liquid pump passes is located in the liquid storage tank. Two discharge pipes are connected to the liquid pump, and the two discharge pipes are respectively connected to the first cooling seat and the second cooling seat. The reflux pipes on the first cooling seat and the second cooling seat are both connected to the liquid storage tank. The first cooling seat and the second cooling seat are both annular structures. The first cooling seat is fixed on the knocking block, and the second cooling seat is fixed on the bottom of the placement table.

[0015] Furthermore, a second rotating shaft is rotatable on the mounting frame, and an impeller is welded to the second rotating shaft in a linear array. The impeller is located directly above the liquid storage tank, and a gear is welded to the second rotating shaft; a gear row is fixed to the mounting block, and the gear row is meshed with the gear.

[0016] The preparation method of the preparation device based on Cu-Pb-Sn composite metal processing comprises the following steps:

[0017] S1. Heating the composite metal, and placing the composite metal on a placement table after heating;

[0018] S2. Drive two hydraulic cylinders, and under the drive of the two hydraulic cylinders, two clamping seats can limit the composite metal;

[0019] S3. Drive the air hammer to work, and the forging of the composite metal can be achieved through the striking block; drive the two electric cylinders to extend and retract, and the striking position is changed; drive the motor to rotate, and the placement table can be rotated under the meshing transmission of the worm and the worm wheel, so as to strike different positions of the composite metal;

[0020] S4. Start the liquid pump, the liquid pump extracts the liquid in the liquid storage tank and discharges it into the first cooling seat and the second cooling seat, the cooling liquid in the first cooling seat and the second cooling seat flows back into the liquid storage tank through the reflux pipe;

[0021] S5. When cleaning the residue, the two connecting blocks are pulled out from the placement table; the two electric cylinders are driven to extend and retract to drive the mounting frame and the cleaning block to move forward and backward, so that the residue on the top surface of the equipment body and the placement table can be collected, and then the residue is collected to the first cleaning hole with a scraper;

[0022] S6. When cleaning the residue in the socket of the connection block, the driving motor rotates, and the placing table rotates under the drive of the worm and the worm gear. The residue remaining in the socket will fall from the second cleaning hole into the collection box for collection when the second cleaning hole is aligned with the socket.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] In the present application, through the setting of the knocking assembly, on the one hand, the knocking position can be adjusted by the extension and retraction of the electric cylinder, thereby improving the flexibility during forging; on the other hand, when the electric cylinder is extended and retracted, the cleaning block is driven to clean the residue on the equipment body and the top surface of the placement table, and there is no need for a separate electric component to drive the cleaning block, and the structure is strong.

[0025] Through the setting of the cooling component, on the one hand, through the design of the cooling pipe, the liquid pump, the first cooling seat and the second cooling seat, the knocking block and the placement table are effectively cooled, thereby extending the service life of the equipment; on the other hand, the meshing transmission design of the impeller and the gear utilizes the up and down movement of the air hammer to drive the impeller to rotate, thereby assisting in cooling the liquid in the liquid storage tank, thereby further improving the cooling efficiency.

[0026] Flexible rotating placement table: The rotation of the placement table is realized through the meshing transmission of the motor, worm and worm gear, so that different positions of the composite metal can be easily struck during the forging process, improving the forging efficiency and flexibility.

[0027] Convenient residue cleaning: Through the design of cleaning blocks, sliding rods, spiral springs and auxiliary holes, combined with the extension and retraction of the electric cylinder, the automatic collection and cleaning of residues on the main body of the equipment and the top surface of the placement table are realized, which simplifies the maintenance process and improves the cleanliness and service life of the equipment.

[0028] Practical residue collection: The setting of the first cleaning hole and the collection box enables the residue to be effectively collected and processed, avoiding environmental pollution and facilitating the cleaning work of the operator.

[0029] Stable clamping assembly: The combination of the clamping seat and the hydraulic cylinder ensures the stability of the composite metal during the forging process, improving the forging quality and safety. At the same time, the detachable design of the connecting block avoids the interference of the clamping assembly with the residue cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the following is a brief introduction to the drawings of the embodiment. In the drawings:

[0031] Figure 1 The axial structural schematic diagram of the preparation device based on Cu-Pb-Sn composite metal processing according to the present invention is shown;

[0032] Figure 2 A schematic diagram of the main structure of a preparation device based on Cu-Pb-Sn composite metal processing according to the present invention is shown;

[0033] Figure 3 The schematic diagram of the axial structure of the preparation device based on Cu-Pb-Sn composite metal processing according to the present invention after partial sectioning is shown;

[0034] Figure 4 It shows an axial structural schematic diagram of a cooling component according to the present invention;

[0035] Figure 5 The schematic diagram of the axial structure of the device body, the placement table and the clamping assembly according to the present invention is shown;

[0036] Figure 6 It shows a schematic diagram of the axial split structure of the device body, the placement table and the clamping assembly according to the present invention;

[0037] Figure 7 A schematic diagram of the axial structure of the striking assembly according to the present invention is shown;

[0038] Figure 8 A left-side structural schematic diagram of the striking assembly according to the present invention is shown.

[0039] List of reference numerals: 1. device body; 101. first cleaning hole; 102. collection box; 103. handle; 104. second cleaning hole; 2. placement assembly; 201. placement table; 202. first rotating shaft; 203. worm gear; 204. worm; 205. motor; 3. knocking assembly; 301. sliding seat; 302. mounting frame; 303. electric cylinder; 304. sliding rod; 305. cleaning block; 306. Coil spring; 307, auxiliary hole; 4, air hammer; 401, mounting block; 402, knocking block; 5, clamping assembly; 501, connecting block; 502, clamping seat; 503, hydraulic cylinder; 6, cooling assembly; 601, liquid storage tank; 602, liquid pump; 603, first cooling seat; 604, second cooling seat; 605, impeller; 606, gear; 607, gear row; 608, cooling pipe; 609, second rotating shaft. DETAILED DESCRIPTION

[0040] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0041] Unless otherwise defined, all terms (including technical and scientific terms) used in the embodiments of the present invention have the same meanings as commonly understood by those skilled in the art to which the present invention belongs. It should also be understood that terms such as those defined in common dictionaries should be interpreted as having meanings consistent with their meanings in the context of the relevant technology, and should not be interpreted in an idealized or extremely formal sense, unless the embodiments of the present invention clearly define such meanings.

[0042] The words "first", "second" and similar words used in the embodiments of the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. The words "one", "one" or "the" and similar words do not indicate a quantity limitation, but indicate the existence of at least one. Similarly, the words "include" or "comprise" and similar words mean that the elements or objects appearing in front of the word cover the elements or objects listed after the word and their equivalents, without excluding other elements or objects. In the following description, the spatial and directional terms such as "upper", "lower", "front", "back", "top", "bottom", "vertical" and "horizontal" may be used to describe the embodiments of the present invention, but it should be understood that these terms are only for the convenience of describing the embodiments shown in the figures, and do not require the actual device to be constructed or operated in a specific orientation. In the following description, the use of terms such as "connect", "couple", "fix" and "attach" may refer to the direct connection between two elements or structures without other elements or structures, or may refer to the indirect connection between two elements or structures through an intermediate element or structure, unless otherwise clearly stated in this article.

[0043] Embodiment 1: As shown in the attached Figure 1 To Attachment Figure 8 As shown:

[0044] The present invention provides a preparation device and a preparation method based on Cu-Pb-Sn composite metal processing, comprising: an equipment body 1; a placement component 2 is installed on the equipment body 1, and the placement component 2 is composed of a placement table 201, a first rotating shaft 202, a worm gear 203, a worm 204 and a motor 205. The equipment body 1 is provided with a rotationally arranged placement table 201, and the placement table 201 is a stepped structure for preventing the placement table 201 from falling downward from the equipment body 1. The bottom end surface of the placement table 201 is welded with A first rotating shaft 202 is provided with a worm wheel 203 welded thereon; a worm 204 is rotated on the equipment body 1, the worm 204 is meshed with the worm wheel 203, a motor 205 is fixed on the equipment body 1, and the output shaft of the motor 205 is fixed on the worm 204. During the forging process, the motor 205 is driven to rotate, and the placement table 201 can be rotated under the meshing transmission of the worm 204 and the worm wheel 203, so that it is convenient to strike different positions of the composite metal.

[0045] Among them, a knocking component 3 is installed on the equipment body 1, and the knocking component 3 is composed of a sliding seat 301, a mounting frame 302, an electric cylinder 303, a sliding rod 304, a cleaning block 305, a coil spring 306 and an auxiliary hole 307. Two sliding seats 301 are welded on the equipment body 1, and the mounting frame 302 slides on the two sliding seats 301. An electric cylinder 303 is fixed on each sliding seat 301, and the protruding ends of the two electric cylinders 303 are fixed on the mounting frame 302.

[0046] Among them, an air hammer 4 is fixed on the mounting frame 302, a mounting block 401 is fixed to the protruding end of the air hammer 4, a striking block 402 is fixed to the lower end of the mounting block 401, and the striking block 402 is located directly above the placement table 201. During the composite metal forging process, the composite metal is first heated, and then placed on the placement table 201 after heating, and the air hammer 4 is driven to work. At this time, the composite metal can be forged by the striking block 402; during the forging process, the two electric cylinders 303 are driven to extend and retract, and the striking position can be changed at this time.

[0047] Among them, two sliding rods 304 with a stepped shaft structure are fixed to the rear end face of the mounting frame 302, and a cleaning block 305 slides on the two sliding rods 304. The cleaning block 305 is a rectangular block structure, and the upper bottom end face of the cleaning block 305 is flush with the top face of the equipment body 1, and the top face of the equipment body 1 is flush with the top face of the placement table 201.

[0048] Among them, each sliding rod 304 is sleeved with a coil spring 306, and under the elastic push of the two coil springs 306, the front end face of the cleaning block 305 contacts the rear end face of the mounting frame 302, and each sliding seat 301 is provided with an auxiliary hole 307 for the sliding rod 304 to pass through. When cleaning the residue on the top surface of the equipment body 1 and the placement table 201, the two electric cylinders 303 can be driven to extend and retract. When the two electric cylinders 303 are extended and retracted, they can drive the mounting frame 302 and the cleaning block 305 to move forward and backward, and at this time, the residue on the top surface of the equipment body 1 and the placement table 201 can be collected.

[0049] Among them, a first cleaning hole 101 is opened on the top surface of the equipment body 1, and the first cleaning hole 101 is a rectangular hole structure; a collecting box 102 is slidably provided on the equipment body 1, and a handle 103 is welded on the collecting box 102. The collecting box 102 is located below the placement table 201 and the first cleaning hole 101. After the cleaning block 305 gathers the residue forward, a scraper can be used to gather the residue to the first cleaning hole 101, and the residue will fall into the collecting box 102 for collection.

[0050] Among them, a clamping assembly 5 is installed on the placement table 201, and the clamping assembly 5 is composed of a connecting block 501, a clamping seat 502 and a hydraulic cylinder 503. Two connecting blocks 501 are plugged into the placement table 201, and a clamping seat 502 is slidably mounted on each connecting block 501. A hydraulic cylinder 503 is fixed on each connecting block 501, and the protruding ends of the two hydraulic cylinders 503 are respectively fixed on the two clamping seats 502. When it is necessary to limit the composite metal, the two hydraulic cylinders 503 are driven, and the two clamping seats 502 can limit the composite metal under the drive of the two hydraulic cylinders 503, thereby ensuring stability during forging; when cleaning the residue, the two connecting blocks 501 can be pulled out from the placement table 201, thereby preventing the clamping assembly 5 from affecting the residue cleaning.

[0051] Among them, two second cleaning holes 104 are opened on the equipment body 1, and the two second cleaning holes 104 are the same size as the sockets on the placement table 201 for plugging the connecting block 501. During use, the residue remaining in the sockets will fall from the second cleaning holes 104 into the collection box 102 for collection when the second cleaning holes 104 are aligned with the sockets.

[0052] Among them, a cooling component 6 is installed on the mounting frame 302, and the cooling component 6 consists of a liquid storage tank 601, a liquid pump 602, a first cooling seat 603, a second cooling seat 604, an impeller 605, a gear 606, a gear row 607, a cooling pipe 608 and a second rotating shaft 609. A liquid storage tank 601 is fixed on the top surface of the mounting frame 302, and cooling liquid is contained in the liquid storage tank 601. A cooling pipe 608 is installed in the liquid storage tank 601. A liquid pump 602 is fixed in the liquid storage tank 601, and the absorption pipe through which the liquid pump 602 passes is located in the liquid storage tank 601. Two discharge pipes are connected to the liquid pump 602. The two discharge pipes are made of hose material, and the length of the hose connected to the first cooling seat 603 can meet the up and down movement of the first cooling seat 603. The two discharge pipes are respectively connected to the first cooling seat 603 and the second cooling seat 604. The reflux pipes on the first cooling seat 603 and the second cooling seat 604 are both connected to the liquid storage tank 601. The first cooling seat 603 and the second cooling seat 604 are both annular structures. The first cooling seat 603 is fixed on the knocking block 402, and the second cooling seat 604 is fixed on the bottom of the placement table 201. During use, the liquid in the liquid storage tank 601 can be cooled by the cooling pipe 608. When the knocking block 402 and the placement table 201 are cooled, the liquid pump 602 is started. The liquid pump 602 draws out the liquid in the liquid storage tank 601 and discharges it into the first cooling seat 603 and the second cooling seat 604. The cooling liquid in the first cooling seat 603 and the second cooling seat 604 flows back to the liquid storage tank 601 through the reflux pipe. When the cooling liquid enters the first cooling seat 603 and the second cooling seat 604, the knocking block 402 and the placement table 201 can be cooled.

[0053] Embodiment 2: On the basis of embodiment 1, it also includes: a second rotating shaft 609 is rotated on the mounting frame 302, and the second rotating shaft 609 is welded with an impeller 605 in a linear array, the impeller 605 is located directly above the liquid storage tank 601, and a gear 606 is welded on the second rotating shaft 609; a mounting block 401 is fixed with a tooth row 607, and the tooth row 607 is meshed with the gear 606. When the mounting block 401 drives the knocking block 402 to move up and down for knocking, the impeller 605 reciprocates under the meshing transmission of the tooth row 607 and the gear 606, and the reciprocating rotation of the impeller 605 can assist in cooling the liquid in the liquid storage tank 601.

[0054] The preparation method of the preparation device based on Cu-Pb-Sn composite metal processing comprises the following steps:

[0055] S1. The composite metal is heated, and after heating, the composite metal is placed on a placement table 201;

[0056] S2 drives two hydraulic cylinders 503, and two clamping seats 502 can limit the composite metal under the drive of the two hydraulic cylinders 503;

[0057] S3. The air hammer 4 is driven to work, and the forging of the composite metal can be achieved by striking the block 402; the two electric cylinders 303 are driven to extend and retract, and the conversion of the striking position is achieved; the motor 205 is driven to rotate, and the placement table 201 can be rotated under the meshing transmission of the worm 204 and the worm gear 203, so as to strike the composite metal at different positions;

[0058] S4. Start the liquid pump 602, the liquid pump 602 extracts the liquid in the liquid storage tank 601 and discharges it into the first cooling seat 603 and the second cooling seat 604, and the cooling liquid in the first cooling seat 603 and the second cooling seat 604 flows back to the liquid storage tank 601 through the reflux pipe;

[0059] S5. When cleaning the residue, the two connecting blocks 501 are pulled out from the placement table 201; the two electric cylinders 303 are driven to telescope and drive the mounting frame 302 and the cleaning block 305 to move forward and backward, and the residue on the top surface of the device body 1 and the placement table 201 can be collected, and then the residue is collected to the first cleaning hole 101 with a scraper;

[0060] S6. When cleaning the residue in the socket of the connecting block 501, the driving motor 205 rotates, and the placing table 201 rotates under the drive of the worm 204 and the worm wheel 203. The residue remaining in the socket will fall from the second cleaning hole 104 into the collection box 102 for collection when the second cleaning hole 104 is aligned with the socket.

[0061] The specific usage and function of this embodiment are as follows:

[0062] The composite metal is heated and placed on the placement table 201 after heating; two hydraulic cylinders 503 are driven, and the two clamping seats 502 can limit the composite metal under the drive of the two hydraulic cylinders 503; the air hammer 4 is driven to work, and the forging of the composite metal can be achieved through the knocking block 402; the two electric cylinders 303 are driven to extend and retract, and the knocking position is switched at this time; the motor 205 is driven to rotate, and the placement table 201 can be rotated under the meshing transmission of the worm 204 and the worm wheel 203, so as to knock on different positions of the composite metal; the liquid pump 602 is started, and the liquid pump 602 extracts the liquid in the liquid storage tank 601 and discharges it into the first cooling seat 603 and the second cooling seat 604, and the first cooling seat 603 and the second cooling seat 60 4 is refluxed into the liquid storage tank 601 through the reflux pipe; when cleaning the residue, the two connecting blocks 501 can be pulled out from the placement table 201; the two electric cylinders 303 can be driven to extend and retract, and when the two electric cylinders 303 are extended and retracted, the mounting frame 302 and the cleaning block 305 can be driven to move forward and backward, and the collection of the residue on the top surface of the equipment body 1 and the placement table 201 can be completed at this time, and then the residue is collected to the first cleaning hole 101 with a scraper; when cleaning the residue in the socket of the connecting block 501, the driving motor 205 is rotated, and the placement table 201 is rotated under the drive of the worm 204 and the worm gear 203, and the residue remaining in the socket will fall from the second cleaning hole 104 to the collection box 102 for collection when the second cleaning hole 104 is aligned with the socket.

[0063] The above are only specific implementations of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and the protection scope of the present disclosure shall be based on the protection scope of the claims.

Claims

1. A preparation device based on Cu-Pb-Sn composite metal processing, characterized in that: include: The device body (1) is provided with a placement component (2), the placement component (2) being composed of a placement table (201), a first rotating shaft (202), a worm wheel (203), a worm (204) and a motor (205); a placement table (201) is rotatable on the device body (1), the placement table (201) is a stepped structure, a first rotating shaft (202) is welded to the bottom end surface of the placement table (201), and a worm wheel (203) is welded to the first rotating shaft (202); a worm (204) is rotatable on the device body (1), the worm (204) is meshed with the worm wheel (203), and a motor (205) is fixed to the device body (1) 205), the output shaft of the motor (205) is fixed on the worm (204); a knocking assembly (3) is installed on the device body (1), and the knocking assembly (3) is composed of a sliding seat (301), a mounting frame (302), an electric cylinder (303), a sliding rod (304), a cleaning block (305), a coil spring (306) and an auxiliary hole (307); two sliding seats (301) are welded on the device body (1), and the mounting frames (302) are slidably mounted on the two sliding seats (301); an electric cylinder (303) is fixed on each sliding seat (301), and the protruding ends of the two electric cylinders (303) are fixed on the mounting frame (302).

2. The preparation device based on Cu-Pb-Sn composite metal processing according to claim 1, characterized in that: An air hammer (4) is fixed on the mounting frame (302), a mounting block (401) is fixed to the protruding end of the air hammer (4), a knocking block (402) is fixed to the lower end of the mounting block (401), and the knocking block (402) is located directly above the placement table (201).

3. The preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 2, characterized in that: Two sliding rods (304) of stepped shaft structure are fixed to the rear end face of the mounting frame (302), and a cleaning block (305) slides on the two sliding rods (304). The cleaning block (305) is a rectangular block structure, and the upper bottom end face of the cleaning block (305) is flush with the top end face of the device body (1), and the top end face of the device body (1) is flush with the top end face of the placement table (201).

4. The preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 3, characterized in that: A coil spring (306) is sleeved on each of the sliding rods (304), and the front end surface of the cleaning block (305) contacts the rear end surface of the mounting frame (302) under the elastic push of the two coil springs (306). Each sliding seat (301) is provided with an auxiliary hole (307) for the sliding rod (304) to pass through.

5. The preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 4, characterized in that: A first cleaning hole (101) is provided on the top surface of the device body (1), and the first cleaning hole (101) is a rectangular hole-shaped structure; a collection box (102) is slidably mounted on the device body (1), and a handle (103) is welded to the collection box (102), and the collection box (102) is located below the placement table (201) and the first cleaning hole (101).

6. The preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 5, characterized in that: A clamping assembly (5) is installed on the placement table (201), and the clamping assembly (5) is composed of a connecting block (501), a clamping seat (502) and a hydraulic cylinder (503). Two connecting blocks (501) are plugged into the placement table (201), a clamping seat (502) is slidably mounted on each connecting block (501), a hydraulic cylinder (503) is fixed on each connecting block (501), and the protruding ends of the two hydraulic cylinders (503) are respectively fixed on the two clamping seats (502).

7. The preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 6, characterized in that: The device body (1) is provided with two second cleaning holes (104), and the two second cleaning holes (104) are the same size as the plug holes on the placement table (201) for plugging in the connection block (501).

8. The preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 7, characterized in that: The mounting frame (302) is provided with a cooling assembly (6), the cooling assembly (6) comprising a liquid storage tank (601), a liquid pump (602), a first cooling seat (603), a second cooling seat (604), an impeller (605), a gear (606), a gear row (607), a cooling pipe (608) and a second rotating shaft (609). A liquid storage tank (601) is fixed to the top surface of the mounting frame (302), the liquid storage tank (601) contains cooling liquid, a cooling pipe (608) is installed in the liquid storage tank (601), and a liquid pump (601) is fixed in the liquid storage tank (601). 602), the absorption pipe through which the liquid pump (602) passes is located in the liquid storage tank (601), the liquid pump (602) is connected to two discharge pipes, and the two discharge pipes are respectively connected to the first cooling seat (603) and the second cooling seat (604), the return pipes on the first cooling seat (603) and the second cooling seat (604) are both connected to the liquid storage tank (601), the first cooling seat (603) and the second cooling seat (604) are both annular structures, the first cooling seat (603) is fixed on the knocking block (402), and the second cooling seat (604) is fixed on the bottom of the placement table (201).

9. The preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 8, characterized in that: A second rotating shaft (609) is rotatably mounted on the mounting frame (302). The second rotating shaft (609) is welded with an impeller (605) in a linear array. The impeller (605) is located directly above the liquid storage tank (601). A gear (606) is welded to the second rotating shaft (609). A gear row (607) is fixed to the mounting block (401). The gear row (607) is meshed with the gear (606).

10. A preparation method using the preparation device based on Cu-Pb-Sn composite metal processing as claimed in claim 9, characterized in that: The following steps are involved: S1. Heating the composite metal, and placing the composite metal on a placement table (201) after heating; S2. driving two hydraulic cylinders (503), under the drive of the two hydraulic cylinders (503), the two clamping seats (502) can limit the composite metal; S3. driving the air hammer (4) to work, at which time the forging of the composite metal can be achieved through the striking block (402); driving the two electric cylinders (303) to extend and retract, at which time the striking position is changed; driving the motor (205) to rotate, and the placement table (201) can be rotated under the meshing transmission of the worm (204) and the worm wheel (203), so as to strike different positions of the composite metal; S4. The liquid pump (602) is started, and the liquid pump (602) extracts the liquid in the liquid storage tank (601) and discharges it into the first cooling seat (603) and the second cooling seat (604). The cooling liquid in the first cooling seat (603) and the second cooling seat (604) flows back into the liquid storage tank (601) through the reflux pipe; S5. When cleaning the residue, the two connecting blocks (501) are pulled out from the placement table (201); the two electric cylinders (303) are driven to extend and retract to drive the mounting frame (302) and the cleaning block (305) to move forward and backward, so that the residue on the top surface of the device body (1) and the placement table (201) can be collected, and then the residue is collected to the first cleaning hole (101) by a scraper; S6. When cleaning the residue in the insertion hole of the connection block (501), the driving motor (205) is rotated, and the placement table (201) is rotated under the drive of the worm (204) and the worm wheel (203), and the residue remaining in the insertion hole will fall from the second cleaning hole (104) into the collection box (102) for collection when the second cleaning hole (104) is aligned with the insertion hole.

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