A tap production mold manufacturing device and a manufacturing method thereof

Abstract

The invention provides a manufacturing device for a tap production mold and a manufacturing method thereof, belonging to the technical field of manufacturing tap production molds. The manufacturing device for the tap production mold comprises a manufacturing device body, the inner wall of which is fixedly connected with a plurality of fixed rods; an annular frame, which is provided with two, and the two annular frames are respectively fixedly connected to the surfaces of the plurality of fixed rods; a conical structure, the conical structure comprises a rotating body, a steam chamber and a nozzle, and the nozzle is provided with a plurality of nozzles, the rotating body is rotatably connected to the surfaces of the two annular frames, the steam chamber is opened in the rotating body, the plurality of nozzles are all fixedly connected to the circumferential inner wall of the rotating body, and the plurality of nozzles are all connected to the steam chamber; by using the device, according to the thickness of the oxide film to be formed on the surface of the mold, the placement block is controlled to drive the mold to move to different positions in the rotating body, and the steam intensity received is different, so that the oxide film on the surface of the tap production mold is controlled, which is convenient for manufacturing and processing of the tap production mold.

Description

Technical Field

[0001] The invention belongs to the technical field of manufacturing tap production molds, and in particular relates to a tap production mold manufacturing device and a manufacturing method thereof. Background Art

[0002] The tap production mold manufacturing device is a precision mechanical equipment specially used for processing and manufacturing the key components of tap forming molds. The device integrates advanced CNC technology and high-precision machining technology, which can ensure that the dimensional accuracy and surface quality of the tap mold meet extremely high standards. Its working principle is to process the design data of the mold through the computer-aided design (CAD) and computer-aided manufacturing (CAM) system to generate accurate processing instructions, which are then executed by the CNC machine tool, using carbide tools or other high-strength tool materials to perform milling, drilling and other operations on the mold base, and finally forming a mold cavity with a specific thread shape. In order to improve processing efficiency and mold life, the device is also equipped with an automatic cooling system and a precision measurement feedback system to achieve a continuous, efficient and stable production process. In addition, in order to meet the production needs of taps of different specifications, the device also has good flexibility and adjustability, and can quickly replace or adjust mold components according to actual needs to meet diverse production requirements.

[0003] In the prior art, after the mold is produced, the surface of the tap production mold needs to be oxidized to form an oxide film on the mold surface to improve the corrosion resistance and wear resistance of the mold. When the mold is oxidized by equipment, the mold is placed in a steam environment, and the steam intensity cannot be adjusted, and the oxidation rate of the mold surface cannot be changed. Summary of the invention

[0004] The object of the present invention is to provide a tap production mold manufacturing device and a manufacturing method thereof, aiming to solve the problem in the prior art that after the mold production is completed, the surface of the tap production mold needs to be oxidized to form an oxide film on the mold surface to improve the corrosion resistance and wear resistance of the mold; when the mold is oxidized by the equipment, the mold is placed in a steam environment, the steam intensity cannot be adjusted, and the oxidation rate of the mold surface cannot be changed.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A tap production mold manufacturing device, comprising:

[0007] A manufacturing device body, wherein a plurality of fixing rods are fixedly connected to the inner wall of the manufacturing device body;

[0008] There are two annular frames, and the two annular frames are respectively fixedly connected to the surfaces of the plurality of fixing rods;

[0009] A conical structure, wherein the conical structure comprises a rotating body, a steam chamber and a nozzle, wherein a plurality of nozzles are provided, the rotating body is rotatably connected to the surfaces of two annular frames, the steam chamber is opened in the rotating body, the plurality of nozzles are fixedly connected to the circumferential inner wall of the rotating body, and the plurality of nozzles are communicated with the steam chamber;

[0010] Wherein, the inner wall of the rotating body is conical;

[0011] A driving assembly is connected to the rotating body to control the rotation of the rotating body.

[0012] As a preferred solution of the present invention, two air ventilation plates are integrally formed on the circumferential surface of the rotating body, a pressure pump is fixedly connected to the air ventilation plate, the upper inner wall of the manufacturing device body is fixedly connected to the two rotating bodies, and the two air ventilation plates are respectively slidably connected to the surfaces of the two rotating bodies.

[0013] As a preferred solution of the present invention, the driving assembly includes a first motor, a gear and an L-shaped gear ring, the L-shaped gear ring is fixedly connected to the surface of one of the air passage plates, the first motor is fixedly connected to the main body of the manufacturing device, the gear is fixedly connected to the output end of the first motor, and the gear is meshed with the L-shaped gear ring.

[0014] As a preferred solution of the present invention, a steam generator is fixedly connected to the upper end of the main body of the manufacturing device, and a confluence hole is opened on the circumferential inner wall of the rotating body.

[0015] As a preferred solution of the present invention, closing components are provided on both sides of the main body of the manufacturing device, and each group of the closing components includes door panels, sliding blocks, slide rails and electric push rods. There are two of the door panels, slide rails and electric push rods, and there are multiple sliding blocks. The two slide rails are fixedly connected to one side end of the main body of the manufacturing device, and the multiple sliding blocks are respectively slidably connected to the two slide rails. The two door panels are respectively fixedly connected to the surfaces of the multiple sliding blocks, and the two electric push rods are respectively fixedly connected to the two side ends of the main body of the manufacturing device, and the extended ends of the two electric push rods are respectively fixed to the surfaces of the two door panels.

[0016] As a preferred solution of the present invention, a plurality of brackets are fixedly connected inside the main body of the manufacturing device, and two track frames are fixedly connected to the surfaces of the plurality of brackets, and both side ends of the two track frames are fixedly connected to side plates, and the adjacent ends of the two side plates are rotatably connected to screws, and the surfaces of the two track frames are slidably connected to placement blocks, and the placement blocks are threadedly connected to the screws, and a second motor is fixedly connected to the surface of one of the screws, and the output degree of the second motor movably passes through the side plates and is fixed to one end of the screw.

[0017] As a preferred solution of the present invention, a control valve is provided on the lower inner wall of the manufacturing device body.

[0018] As a preferred solution of the present invention, the inner wall of the circumference of the rotating body is set to have an inclination angle of 50 degrees.

[0019] As a preferred solution of the present invention, a plurality of support rods are fixedly connected to the adjacent ends of the two air passage plates.

[0020] A method for manufacturing a tap production mold manufacturing device comprises the following steps:

[0021] S1. First, place the tap production tool to be oxidized on the surface of the placement block, control the closing operation close to the side of the placement block, the extended end of the electric push rod in the closing component drives the door plate to slide, and at this time, the opening on one side of the ring frame is opened, and control the second motor to operate, and its output end drives the screw to rotate, and the screw drives the placement block to slide on the surfaces of the two track frames, so that the placement block moves into the rotating body, and then control the group of closing components to operate, and the two door plates slide to the surface of the ring frame to close the opening;

[0022] S2. Control the operation of the steam generator. The steam generator generates high-temperature steam of 500-550 degrees. The steam enters the steam chamber through the channel between the two sealing baffles and the air passage plate. The steam chamber is pressurized by the pressure pump, and the pressurized steam is ejected through the nozzle.

[0023] S3, moving the placement block according to the thickness of the oxide film to be formed on the surface of the tap production mold. When the placement block moves to a position close to the nozzle, the water vapor intensity on the surface of the tap production mold is large, the thickness of the oxide layer formed is large, and the time required to form the oxide film is short. When the placement block is controlled to drive the tap production mold to move to a side away from the nozzle, the water vapor intensity on the surface of the tap production mold is small, and the thickness of the oxide film formed is small.

[0024] S4. After the production of the oxide film on the surface of the tap production mold is completed, another set of closing components is controlled to open, and the placement block is controlled to move out of the rotating body, and then the oxidized tap production mold is taken out.

[0025] Compared with the prior art, the present invention has the following beneficial effects:

[0026] 1. In the present invention, by using the device, according to the thickness of the oxide film to be formed on the mold surface, the placement block is controlled to drive the mold to move to different positions in the rotating body, and the steam intensity is different, so that the oxide film on the surface of the tap production mold can be controlled, which is convenient for the manufacturing and processing of the tap production mold.

[0027] 2. In the present invention, the driving assembly is used to drive the rotating body to rotate, so that the rotating body drives multiple nozzles to rotate. When the nozzles rotate, the water vapor received by the surface of the tap production mold at that position is uniform.

[0028] 3. In the present invention, by setting an inclination angle of 50 degrees, the intensities of water vapor sprayed from the multiple spray heads connected to the inner wall of the rotating body are different. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0030] Figure 1 It is a first perspective stereogram of the present invention;

[0031] Figure 2 It is a second viewing angle stereogram of the present invention;

[0032] Figure 3 It is a third perspective stereogram of the present invention;

[0033] Figure 4 An exploded view of the present invention;

[0034] Figure 5 is a first sectional stereoscopic view of the present invention;

[0035] Figure 6 For the present invention Figure 5 A partial enlarged view of the middle A;

[0036] Figure 7 is a second sectional perspective view of the present invention;

[0037] Figure 8 For the present invention Figure 7 A partial enlarged view of point B in the middle.

[0038] In the figure: 1. manufacturing device body; 101. fixing rod; 2. annular frame; 201. rotating body; 202. steam chamber; 203. jet nozzle; 204. air vent plate; 205. pressure pump; 206. support rod; 207. L-shaped gear ring; 208. first motor; 209. gear; 210. confluence hole; 211. sealing baffle; 3. steam generator; 4. door panel; 401. sliding block; 402. slide rail; 403. electric push rod; 5. bracket; 501. track frame; 502. side panel; 503. screw; 504. second motor; 505. placement block. DETAILED DESCRIPTION

[0039] 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.

[0040] Example 1

[0041] Please refer to Figure c Figure 8 , the present invention provides the following technical solutions:

[0042] A tap production mold manufacturing device, comprising:

[0043] A manufacturing device body 1, the inner wall of which is fixedly connected with a plurality of fixing rods 101;

[0044] There are two annular frames 2, and the two annular frames 2 are respectively fixedly connected to the surfaces of the plurality of fixing rods 101;

[0045] Conical structure, the conical structure includes a rotating body 201, a steam chamber 202 and a nozzle 203, a plurality of nozzles 203 are provided, the rotating body 201 is rotatably connected to the surfaces of the two annular frames 2, the steam chamber 202 is opened in the rotating body 201, the plurality of nozzles 203 are fixedly connected to the circumferential inner wall of the rotating body 201, and the plurality of nozzles 203 are communicated with the steam chamber 202;

[0046] Wherein, the inner wall of the rotating body 201 is conical;

[0047] The driving assembly is connected to the rotating body 201 to control the rotation of the rotating body 201 .

[0048] In a specific embodiment of the present invention, a plurality of fixed rods 101 fixed in a manufacturing device body 1 are used to connect two annular frames 2, and a rotating body 201 is rotatably connected to the surfaces of the two annular frames 2. The inner wall of the rotating body 201 is conical, and a steam chamber 202 in the conical structure is used to inject water vapor, which is ejected through a plurality of nozzles 203. Due to the conical structure, the water vapor intensity on both sides of the rotating body 201 is different. According to the thickness of the oxide film to be formed on the mold surface, the placement block 505 is controlled to drive the mold to move to different positions in the rotating body 201, and the water vapor ejected from the remaining positions forms a water vapor environment in the rotating body 201. The driving component is used to drive the rotating body 201 to rotate, so that the rotating body 201 drives the plurality of nozzles 203 to rotate. When the nozzles 203 rotate, the water vapor received by the surface of the tap production mold at that position is uniform.

[0049] For details, please refer to Figure 1-Figure 8Two air vent plates 204 are integrally formed on the circumferential surface of the rotating body 201, and a pressure pump 205 is fixedly connected inside the air vent plates 204. The upper inner wall of the manufacturing device body 1 is fixedly connected to the two rotating bodies 201, and the two air vent plates 204 are slidably connected to the surfaces of the two rotating bodies 201 respectively.

[0050] In this embodiment, two air passage plates 204 form a passage for introducing water vapor. When the steam generator 3 is in operation, water vapor is introduced into the steam chamber 202 through the two sealing baffles 211 and the air passage plates 204 , and the air passage plates 204 rotate on the surface of the sealing baffles 211 .

[0051] For details, please refer to Figure 1-Figure 8 The driving assembly includes a first motor 208, a gear 209 and an L-shaped gear ring 207. The L-shaped gear ring 207 is fixedly connected to the surface of one of the air passage plates 204. The first motor 208 is fixedly connected to the main body 1 of the manufacturing device. The gear 209 is fixedly connected to the output end of the first motor 208, and the gear 209 is meshed with the L-shaped gear ring 207.

[0052] In this embodiment, the first motor 208 in the driving assembly drives the gear 209 connected to its output end to rotate when in operation. The gear 209 drives the L-shaped gear ring 207 to rotate when rotating, and the L-shaped gear ring 207 drives the rotating body 201 to rotate.

[0053] For details, please refer to Figure 1-Figure 8 The upper end of the manufacturing device body 1 is fixedly connected with a steam generator 3 , and a confluence hole 210 is opened on the circumferential inner wall of the rotating body 201 .

[0054] In this embodiment, when the steam generator 3 is in operation, it generates water vapor at 500-550 degrees, and the water vapor enters the steam chamber 202 through the channel formed by the sealing baffle 211 and the air passage plate 204 .

[0055] For details, please refer to Figure 1-Figure 8 , closing components are provided on both sides of the manufacturing device body 1, and each group of closing components includes a door panel 4, a sliding block 401, a sliding rail 402 and an electric push rod 403. There are two door panels 4, two sliding rails 402 and two electric push rods 403, and there are multiple sliding blocks 401. The two slide rails 402 are fixedly connected to one side end of the manufacturing device body 1, and the multiple sliding blocks 401 are respectively slidably connected to the two slide rails 402. The two door panels 4 are respectively fixedly connected to the surfaces of the multiple sliding blocks 401, and the two electric push rods 403 are respectively fixedly connected to the two side ends of the manufacturing device body 1, and the extended ends of the two electric push rods 403 are respectively fixed to the surfaces of the two door panels 4.

[0056] In this embodiment, the electric push rod 403 in the closing assembly drives the door panel 4 connected to its output end to slide when in operation, and the slide rail 402 is used to provide a track for the sliding of the sliding block 401.

[0057] For details, please refer to Figure 1-Figure 8 A plurality of brackets 5 are fixedly connected inside the main body 1 of the manufacturing device, and two track frames 501 are fixedly connected to the surfaces of the plurality of brackets 5 respectively, and the two side ends of the two track frames 501 are fixedly connected to side plates 502, and the adjacent ends of the two side plates 502 are rotatably connected to screw rods 503, and the surfaces of the two track frames 501 are slidably connected to placement blocks 505, and the placement blocks 505 are threadedly connected to the screw rods 503, and a second motor 504 is fixedly connected to the surface of one of the screw rods 503, and the output degree of the second motor 504 movably passes through the side plate 502 and is fixed to one end of the screw rod 503.

[0058] In this embodiment: the bracket 5 plays the role of supporting the track frame 501, and the second motor 504 drives the screw 503 connected to its output end to rotate when running. When the screw 503 rotates, it drives the placement block 505 to slide on the surface of the two track frames 501, controlling the placement block 505 to slide into the rotating body 201, or move out of the rotating body 201.

[0059] For details, please refer to Figure 1-Figure 8 A control valve is provided on the lower inner wall of the manufacturing device body 1.

[0060] In this embodiment, water vapor converges into water flow and is output to the manufacturing device body 1 through the confluence hole 210 . After the control valve is opened and the pipeline is connected, the water flow is discharged from the manufacturing device body 1 .

[0061] For details, please refer to Figure 1-Figure 8 The inner wall of the circumference of the rotating body 201 is set to have an inclination angle of 50 degrees.

[0062] In this embodiment, the inclination angle of 50 degrees is set to make the water vapor sprayed by the multiple spray heads 203 connected to the inner wall of the rotating body 201 have different intensities.

[0063] For details, please refer to Figure 1-Figure 8 A plurality of support rods 206 are fixedly connected to the adjacent ends of the two air passage plates 204 .

[0064] In this embodiment, the support rods 206 are used to support the two air passage plates 204 to prevent the two air passage plates 204 from being squeezed and deformed.

[0065] It should be noted that the specific type of the jet head 203, the pressure pump 205, the first motor 208, the steam generator 3, the electric push rod 403 and the second motor 504 to be used is selected by the relevant technical personnel familiar with the field, and the above-mentioned jet head 203, the pressure pump 205, the first motor 208, the steam generator 3, the electric push rod 403 and the second motor 504 are all existing technologies and will not be elaborated in this solution.

[0066] The working principle and use process of the present invention are as follows: when the device is in use, firstly, the tap production tool to be oxidized is placed on the surface of the placement block 505, and the closing operation near the side of the placement block 505 is controlled. The extended end of the electric push rod 403 in the closing component drives the door plate 4 to slide. At this time, the opening on one side of the annular frame 2 is opened, and the second motor 504 is controlled to operate, and its output end drives the screw 503 to rotate. The screw 503 drives the placement block 505 to slide on the surfaces of the two track frames 501, so that the placement block 505 moves into the rotating body 201, and then the group of closing components is controlled to operate, and the two door panels 4 slide to the surface of the annular frame 2 to close the opening; the steam generator 3 is controlled to operate, and the steam generator 3 generates high-temperature water vapor of 500-550 degrees. The water vapor enters the steam chamber 202 through the channel between the two sealing baffles 211 and the air vent plate 204, and then the pressure pump 205 pressurizes the steam chamber 202, and the pressurized water vapor passes through the nozzle 203. Spraying; moving the placement block 505 according to the thickness of the oxide film to be formed on the surface of the tap production mold; when the placement block 505 moves to a position close to the nozzle 203, the water vapor intensity on the surface of the tap production mold is large, the thickness of the oxide layer formed is large, and the time required to form the oxide film is short; when the placement block 505 is controlled to drive the tap production mold to move to a side away from the nozzle 203, the water vapor intensity on the surface of the tap production mold is small, and the thickness of the oxide film formed is small; after the production of the oxide film on the surface of the tap production mold is completed, another set of closing components is controlled to open, and the placement block 505 is controlled to be moved out of the rotating body 201, and then the oxidized tap production mold can be taken out; by using the present device, according to the thickness of the oxide film to be formed on the surface of the mold, the placement block 505 is controlled to drive the mold to move to different positions in the rotating body 201, and the steam intensity is different, so that the oxide film on the surface of the tap production mold is controlled, which is convenient for the manufacturing and processing of the tap production mold.

[0067] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A tap production mold manufacturing device, characterized in that: include: A manufacturing device body (1), wherein a plurality of fixing rods (101) are fixedly connected to the inner wall of the manufacturing device body (1); An annular frame (2), two of which are provided, and the two annular frames (2) are respectively fixedly connected to the surfaces of a plurality of fixing rods (101); A conical structure, the conical structure comprising a rotating body (201), a steam chamber (202) and a nozzle (203), wherein a plurality of nozzles (203) are provided, the rotating body (201) is rotatably connected to the surfaces of two annular frames (2), the steam chamber (202) is opened in the rotating body (201), the plurality of nozzles (203) are all fixedly connected to the circumferential inner wall of the rotating body (201), and the plurality of nozzles (203) are all in communication with the steam chamber (202); Wherein, the inner wall of the rotating body (201) is conical; A driving assembly, the driving assembly being connected to the rotating body (201) to control the rotation of the rotating body (201); Closing components are provided on both sides of the manufacturing device body (1), and each group of the closing components includes a door panel (4), a sliding block (401), a sliding rail (402) and an electric push rod (403). The door panel (4), the sliding rail (402) and the electric push rod (403) are each provided with two, and the sliding block (401) is provided with a plurality. The two sliding rails (402) are fixedly connected to one side end of the manufacturing device body (1), and the plurality of sliding blocks (401) are respectively slidably connected to the two sliding rails (402). The two door panels (4) are respectively fixedly connected to the surfaces of the plurality of sliding blocks (401), and the two electric push rods (403) are respectively fixedly connected to the two side ends of the manufacturing device body (1), and the extended ends of the two electric push rods (403) are respectively fixed to the surfaces of the two door panels (4); A plurality of brackets (5) are fixedly connected inside the manufacturing device body (1), and two track frames (501) are fixedly connected to the surfaces of the plurality of brackets (5), and the two side ends of the two track frames (501) are fixedly connected to side plates (502), and the adjacent ends of the two side plates (502) are rotatably connected to screw rods (503), and the surfaces of the two track frames (501) are slidably connected to placement blocks (505), and the placement blocks (505) are threadedly connected to the screw rods (503), and a second motor (504) is fixedly connected to the surface of one of the screw rods (503), and the output of the second motor (504) movably passes through the side plate (502) and is fixed to one end of the screw rod (503).

2. A tap production mold manufacturing device according to claim 1, characterized in that: The circumferential surface of the rotating body (201) is integrally formed with two air passage plates (204), and a pressure pump (205) is fixedly connected inside the air passage plates (204). The upper inner wall of the manufacturing device body (1) is fixedly connected to the two rotating bodies (201), and the two air passage plates (204) are respectively slidably connected to the surfaces of the two rotating bodies (201).

3. A tap production mold manufacturing device according to claim 2, characterized in that: The driving assembly comprises a first motor (208), a gear (209) and an L-shaped gear ring (207); the L-shaped gear ring (207) is fixedly connected to the surface of one of the air passage plates (204); the first motor (208) is fixedly connected to the inside of the manufacturing device body (1); the gear (209) is fixedly connected to the output end of the first motor (208); and the gear (209) is meshed with the L-shaped gear ring (207).

4. A tap production mold manufacturing device according to claim 3, characterized in that: A steam generator (3) is fixedly connected to the upper end of the manufacturing device body (1), and a confluence hole (210) is provided on the circumferential inner wall of the rotating body (201).

5. The manufacturing device for a tap production mold according to claim 1, characterized in that: A control valve is provided on the lower inner wall of the manufacturing device body (1).

6. A tap production mold manufacturing device according to claim 5, characterized in that: The inner wall of the circumference of the rotating body (201) is set to have an inclination angle of 50 degrees.

7. A tap production mold manufacturing device according to claim 6, characterized in that: A plurality of support rods (206) are fixedly connected to adjacent ends of the two air passage plates (204).

8. A method for manufacturing a tap production mold manufacturing device, using a tap production mold manufacturing device as claimed in any one of claims 1 to 7, characterized in that: The steps include: S1. First, place the tap production tool to be oxidized on the surface of the placement block (505), control the closing operation on the side close to the placement block (505), the extended end of the electric push rod (403) in the closing component drives the door plate (4) to slide, and at this time, the opening on one side of the ring frame (2) is opened, control the second motor (504) to operate, and its output end drives the screw (503) to rotate, and the screw (503) drives the placement block (505) to slide on the surfaces of the two track frames (501), so that the placement block (505) moves into the rotating body (201), and then control the operation of the group of closing components, and the two door plates (4) slide to the surface of the ring frame (2), so that the opening is closed; S2, controlling the steam generator (3) to operate, the steam generator (3) to generate high-temperature steam of 500-550 degrees, the steam entering the steam chamber (202) through the passage between the two sealing baffles (211) and the air passage plate (204), and then the steam chamber (202) is pressurized by the pressure pump (205), and the pressurized steam is ejected through the ejector head (203); S3, moving the placement block (505) according to the thickness of the oxide film to be formed on the surface of the tap production mold, when the placement block (505) moves to a position close to the nozzle (203), the water vapor intensity on the surface of the tap production mold is large, the thickness of the oxide layer formed is large, and the time required to form the oxide film is short, and when the placement block (505) is controlled to drive the tap production mold to move to a side away from the nozzle (203), the water vapor intensity on the surface of the tap production mold is small, and the thickness of the oxide film formed is small; S4. After the production of the oxide film on the surface of the tap production mold is completed, another set of closing components is controlled to open, and the placement block (505) is controlled to move out of the rotating body (201), and then the tap production mold that has been oxidized is taken out.

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