High-silicon nickel-based alloy pipe cold rolling device

Abstract

The utility model relates to the technical field of high-silicon nickel-based alloy pipe machining, and discloses a high-silicon nickel-based alloy pipe cold rolling device which comprises a cold rolling mechanism, a heating structure and a conveying mechanism. The cold rolling mechanism comprises a fixing plate, a first roller is rotationally connected into the fixing plate, and the front face of the first roller is fixedly connected with a first rotating shaft; the first roller penetrates through the fixing plate and extends, the front face of the first rotating shaft is fixedly connected with a first motor, the right side of the first motor is fixedly connected with a first connecting plate, the back face of the first connecting plate is fixedly connected with the front face of the fixing plate, a sliding groove is formed in the fixing plate, and the front face of the fixing plate is fixedly connected with a second motor. According to the high-silicon nickel-based alloy pipe thickness changing device, the threaded rod is driven to rotate through the second rotating shaft motor, the second roller is driven to move and move up and down, and therefore the thickness of a high-silicon nickel-based alloy pipe is changed.

Description

Technical Field

[0001] The utility model relates to the technical field of high-silicon nickel-based alloy tube processing, and particularly relates to a cold rolling device for high-silicon nickel-based alloy tubes. Background Art

[0002] High-silicon nickel-based alloy tubes are a special alloy material mainly composed of nickel and silicon, and other elements such as chromium, molybdenum, and iron are added to improve their specific properties. With their excellent corrosion resistance, high-temperature stability, and good mechanical properties, high-silicon nickel-based alloy tubes have become key materials in multiple high-demand industries. With the progress of technology and the increasing application requirements, such alloys will play an important role in more fields, providing reliable material guarantees for industrial development.

[0003] The application number is CN201921059240.3, which discloses a cold rolling device including a cold rolling roll group and a driving module for driving the cold rolling roll group. The cold rolling roll group includes three cold rolling rolls with a 120° angle. The cold rolling rolls are circular rings, and the middle part of the outer ring of the cold rolling roll is a convex part along the circumferential direction, and both sides are fan-shaped tooth parts; a circular arc-shaped groove is opened in the middle of the convex part, and both sides of the groove are smooth surfaces inclined downward; the driving module includes a motor and a gear transmission group. The motor drives the three cold rolling rolls to move synchronously through the gear transmission group. It also includes a support, and the support includes a fixedly connected base and a fixed frame. The base is in an I shape, and an inverted Y-shaped opening is provided on the fixed frame. An installation frame is connected to the outer circle of the inverted Y-shaped opening; three installation blocks are installed in the inverted Y-shaped opening in the installation frame, and each installation block is internally provided with a cold rolling roll. The installation frame includes an inverted Y-shaped part fixedly connected to the outer circle of the inverted Y-shaped opening and support parts located at the three ends of the inverted Y-shaped part. An installation groove is opened on the front side of the installation block, and a shaft is fixedly connected in the installation groove. A cold rolling roll is installed on the shaft through a bearing. The installation block is fixed to the inner side of the installation frame by screws. The cold rolling roll is forged from precipitation-hardened high-strength steel, with a hardness of HRC 38-45 degrees and a tensile strength of more than 1350 MPa; the hardness of the groove is HRC>53 degrees. The gear transmission group includes bevel gear I, bevel gear II, bevel gear III, bevel gear IV, and a cold rolling roll driving gear. Bevel gear I meshes with bevel gear III, and bevel gear II meshes with bevel gear IV; the motor is connected to bevel gear I and bevel gear II through a rotating shaft I. Bevel gear III and bevel gear IV are respectively connected to rotating shaft II and rotating shaft III. Cold rolling roll driving gears meshing with each cold rolling roll are respectively installed on the rotating shaft I, rotating shaft II, and rotating shaft III. Bevel gear I and bevel gear II are relatively distributed on both sides of the installation frame at the upper rear side of the support. Bevel gear III and bevel gear IV are respectively installed on one side of the lower two installation frames through rotating shaft II and rotating shaft III.

[0004] During the use of the device, the thickness of the high-silicon nickel-based alloy tube cannot be changed because the rolling mill cannot move up and down. Content of the Utility Model

[0005] To solve the above technical problems, the utility model provides a cold rolling device for high-silicon nickel-based alloy tubes.

[0006] The utility model is realized by the following technical solutions: A cold rolling device for high-silicon nickel-based alloy tubes, including a cold rolling mechanism, a heating structure and a transmission mechanism. The cold rolling mechanism is located on the right side of the heating structure, and the transmission mechanism is located on both sides of the cold rolling mechanism and the heating structure.

[0007] The cold rolling mechanism includes a fixed plate. A first rolling mill is rotatably connected inside the fixed plate. A first rotating shaft is fixedly connected to the front of the first rolling mill. The first rolling mill penetrates through the fixed plate and extends. A first motor is fixedly connected to the front of the first rotating shaft. A first connecting plate is fixedly connected to the right side of the first motor. The back of the first connecting plate is fixedly connected to the front of the fixed plate. A chute is opened inside the fixed plate. A second motor is fixedly connected to the front of the fixed plate. The output is fixedly connected to a second rotating shaft. A threaded rod is fixedly connected to the bottom of the second rotating shaft. A connecting plate is threadedly connected to the bottom of the threaded rod. The top of the threaded rod penetrates through the connecting plate and extends. A second connecting plate is fixedly connected to the front of the connecting plate. A third motor is fixedly connected to the left side of the second connecting plate. The output end of the third motor is fixedly connected to a third rotating shaft. A second rolling mill is fixedly connected to the back of the third rotating shaft. The second rolling mill is rotatably connected inside the connecting plate. The second rolling mill penetrates through the connecting plate and extends. The second rolling mill is slidably connected inside the chute and penetrates through the chute and extends.

[0008] Through the above technical solutions, the rotation of the threaded rod can be driven by the second rotating shaft motor, and the second rolling mill can be driven to move up and down.

[0009] As a further improvement of the above solution, two fixed plates are provided, and the two fixed plates are symmetrically arranged with the first rolling mill as the center. The first rolling mill and the second rolling mill are of the same size.

[0010] As a further improvement of the above solution, the heating structure includes a heating furnace shell. A feed inlet is opened on the left side of the heating furnace shell. A discharge outlet is opened on the right side of the heating furnace shell. A ventilation opening is opened on the top of the heating furnace shell. An observation window is opened on the front of the heating furnace shell. A fuel feed inlet is opened at the bottom of the front of the heating furnace shell.

[0011] As a further improvement of the above solution, a baffle is rotatably connected to the left side of the fuel inlet. A handle is fixedly connected to the front surface of the baffle. A fuel chamber is fixedly connected to the bottom of the inner wall of the heating furnace housing. A heating grid is fixedly connected to the top of the fuel chamber. A heating chamber is fixedly connected to the top of the heating grid. A temperature sensor is fixedly connected to the right side of the heating chamber.

[0012] Through the above technical solution, the temperature change inside the heating furnace can be monitored by the temperature sensor. When the temperature inside the heating furnace drops due to insufficient fuel, an alarm can be issued to remind the staff to add fuel.

[0013] As a further improvement of the above solution, the feed inlet is located at the central axis of the left side of the heating furnace housing, the discharge outlet is located at the central axis of the right side of the heating furnace housing, the feed inlet and the discharge outlet are symmetrically arranged with the heating grid as the center, and the observation window is made of glass.

[0014] As a further improvement of the above solution, the transmission mechanism includes a belt. A driven wheel is rotatably connected to the left inner wall of the belt. Fourth rotating shafts are fixedly connected to both ends of the driven wheel. Support plates are rotatably connected to the outer walls of the fourth rotating shafts. A driving wheel is rotatably connected to the side of the belt away from the driven wheel. Fifth rotating shafts are fixedly connected to both ends of the driving wheel. A fourth motor is fixedly connected to the side of the fifth rotating shaft close to the observation window.

[0015] As a further improvement of the above solution, the right side of the fourth motor is fixedly connected to the left side of the heating furnace housing. A first conveyor belt is fixedly connected to the right side of the heating furnace housing. One side of the first conveyor belt away from the heating furnace housing is fixedly connected to a fixing plate. A second conveyor belt is fixedly connected to the side of the fixing plate away from the first conveyor belt. A cooling chamber is fixedly connected to the right side of the second conveyor belt.

[0016] Through the above technical solution, the automation of the cold rolling device for high-silicon nickel-based alloy tubes can be achieved through the belt, the first conveyor belt, and the second conveyor belt.

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0018] The present utility model drives the threaded rod to rotate through the second rotating shaft motor, drives the second rolling mill to move up and down, so as to change the thickness of the high-silicon nickel-based alloy tube.

[0019] The present utility model rotates the belt to send the high-silicon nickel-based alloy tube into the heating furnace, and heats and softens it on the heating grid (210), thereby improving its workability. Description of the Drawings

[0020] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0021] Figure 2 This is a schematic diagram of the overall sectional structure of the present utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the cold rolling mechanism of the present utility model;

[0023] Figure 4 This is a schematic diagram of the sectional structure of the heating mechanism of the present utility model;

[0024] Figure 5 This is a schematic diagram of the structure of the conveying mechanism of the present utility model.

[0025] Main symbol description:

[0026] 1. Cold rolling mechanism; 101. Fixed plate; 102. First rolling roll; 103. First rotating shaft; 104. First motor; 105. First connecting plate; 106. Chute; 107. Second motor; 108. Second rotating shaft; 109. Threaded rod; 110. Connecting plate; 111. Second connecting plate; 112. Third motor; 113. Third rotating shaft; 114. Second rolling roll; 2. Heating structure; 201. Heating furnace shell; 202. Feed inlet; 203. Discharge outlet; 204. Ventilation opening; 205. Observation window; 206. Fuel feed inlet; 207. Baffle; 208. Handle; 209. Fuel chamber; 210. Heating mesh; 211. Heating chamber; 212. Temperature sensor; 3. Conveying mechanism; 301. Belt; 302. Driven wheel; 303. Fourth rotating shaft; 304. Support plate; 305. Driving wheel; 306. Fifth rotating shaft; 307. Fourth motor; 308. First conveyor belt; 309. Second conveyor belt; 310. Cooling chamber. Specific implementation manners

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0028] A cold rolling device for high-silicon nickel-based alloy tubes in this embodiment, a cold rolling device for high-silicon nickel-based alloy tubes, includes a cold rolling mechanism 1, a heating structure 2, and a conveying mechanism 3. The cold rolling mechanism 1 is located on the right side of the heating structure 2, and the conveying mechanism 3 is located on both sides of the cold rolling mechanism 1 and the heating structure 2.

[0029] The cold rolling mechanism 1 includes a fixed plate 101. Inside the fixed plate 101, a first rolling roll 102 is rotatably connected. On the front of the first rolling roll 102, a first rotating shaft 103 is fixedly connected. The first rolling roll 102 penetrates through the fixed plate 101 and extends. On the front of the first rotating shaft 103, a first motor 104 is fixedly connected. On the right side of the first motor 104, a first connecting plate 105 is fixedly connected. The back of the first connecting plate 105 is fixedly connected to the front of the fixed plate 101. A chute 106 is opened inside the fixed plate 101. On the front of the fixed plate 101, a second motor 107 is fixedly connected. The output of the second motor 107 is fixedly connected to a second rotating shaft 108. At the bottom of the second rotating shaft 108, a threaded rod 109 is fixedly connected. At the bottom of the threaded rod 109, a connecting plate 110 is threadedly connected. The top of the threaded rod 109 penetrates through the connecting plate 110 and extends. On the front of the connecting plate 110, a second connecting plate 111 is fixedly connected. On the left side of the second connecting plate 111, a third motor 112 is fixedly connected. The output end of the third motor 112 is fixedly connected to a third rotating shaft 113. On the back of the third rotating shaft 113, a second rolling roll 114 is fixedly connected. The second rolling roll 114 is rotatably connected inside the connecting plate 110. The second rolling roll 114 penetrates through the connecting plate 110 and extends. The second rolling roll 114 is slidably connected inside the chute 106. The second rolling roll 114 penetrates through the chute 106 and extends.

[0030] The heating structure 2 includes a heating furnace shell 201. On the left side of the heating furnace shell 201, a feed inlet 202 is opened. On the right side of the heating furnace shell 201, a discharge outlet 203 is opened. On the top of the heating furnace shell 201, a ventilation opening 204 is opened. On the front of the heating furnace shell 201, an observation window 205 is opened. At the bottom of the front of the heating furnace shell 201, a fuel feed inlet 206 is opened. On the left side of the fuel feed inlet 206, a baffle 207 is rotatably connected. On the front of the baffle 207, a handle 208 is fixedly connected. At the bottom of the inner wall of the heating furnace shell 201, a fuel chamber 209 is fixedly connected. On the top of the fuel chamber 209, a heating grid 210 is fixedly connected. On the top of the heating grid 210, a heating chamber 211 is fixedly connected. On the right side of the heating chamber 211, a temperature sensor 212 is fixedly connected.

[0031] The transmission mechanism 3 includes a belt 301. The left side of the inner wall of the belt 301 is rotatably connected to a driven wheel 302. Both ends of the driven wheel 302 are fixedly connected to a fourth rotating shaft 303. The outer wall of the fourth rotating shaft 303 is rotatably connected to a support plate 304. The side of the belt 301 away from the driven wheel 302 is rotatably connected to a driving wheel 305. Both ends of the driving wheel 305 are fixedly connected to a fifth rotating shaft 306. One side of the fifth rotating shaft 306 close to the observation window 205 is fixedly connected to a fourth motor 307. The right side of the fourth motor 307 is fixedly connected to the left side of the heating furnace shell 201. The right side of the heating furnace shell 201 is fixedly connected to a first conveyor belt 308. The side of the first conveyor belt 308 away from the heating furnace shell 201 is fixedly connected to a fixing plate 101. One side of the fixing plate 101 away from the first conveyor belt 308 is fixedly connected to a second conveyor belt 309. The right side of the second conveyor belt 309 is fixedly connected to a cooling chamber 310.

[0032] In the embodiment of the present application, the implementation principle of a cold rolling device for high-silicon nickel-based alloy tubes is as follows: When in use, open the baffle 207, add fuel into the fuel chamber 209 from the fuel inlet 206 for combustion, and then start the second motor 107 to drive the threaded rod 109 to rotate, and move the second rolling mill 114 to a specified position. When the temperature sensor 212 detects that the temperature reaches the temperature at which the high-silicon nickel-based alloy tube can be preheated, start the fourth motor 307, the driving wheel starts to rotate, drives the belt to rotate, and sends the high-silicon nickel-based alloy tube with a mandrel inside into the heating furnace, and heats and softens it on the heating grid 210. Then turn on the first motor 104 and the third motor 112 to drive the first rolling mill 102 and the second rolling mill 114 to rotate. The high-silicon nickel-based alloy tube enters the cold rolling mechanism 1 through the first conveyor belt 308, and performs cold rolling work under the action of the first rolling mill 102, the second rolling mill 114 and the mandrel. The mandrel determines the size of the inner hole of the high-silicon nickel-based alloy tube, and the first rolling mill 102 and the second rolling mill determine the thickness of the high-silicon nickel-based alloy tube. Then it enters the cooling chamber 310 through the second conveyor belt 309 for cooling.

[0033] The above implementation manners are only the preferred implementation manners of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by those skilled in the art based on the present invention belong to the protection scope required by the present invention.

Claims

1. A high silicon nickel-based alloy tube cold rolling device, characterized in that: It comprises a cold rolling mechanism (1), a heating structure (2) and a transmission mechanism (3), wherein the cold rolling mechanism (1) is located on the right side of the heating structure (2), and the transmission mechanism (3) is located on both sides of the cold rolling mechanism (1) and the heating structure (2); The cold rolling mechanism (1) comprises a fixed plate (101), a first rolling roller (102) is rotatably connected inside the fixed plate (101), a first rotating shaft (103) is fixedly connected to the front of the first rolling roller (102), the first rolling roller (102) passes through the fixed plate (101) and extends, a first motor (104) is fixedly connected to the front of the first rotating shaft (103), a first connecting plate (105) is fixedly connected to the right side of the first motor (104), the back of the first connecting plate (105) is fixedly connected to the front of the fixed plate (101), a sliding groove (106) is provided inside the fixed plate (101), a second motor (107) is fixedly connected to the front of the fixed plate (101), an output of the second motor (107) is fixedly connected to the second rotating shaft (108), and the bottom of the second rotating shaft (108) is fixedly connected to the first motor (104). A threaded rod (109) is fixedly connected to the connecting plate (110), the bottom of the threaded rod (109) is threadedly connected to the connecting plate (110), the top of the threaded rod (109) penetrates the connecting plate (110) and extends, the front of the connecting plate (110) is fixedly connected to a second connecting plate (111), the left side of the second connecting plate (111) is fixedly connected to a third motor (112), the output end of the third motor (112) is fixedly connected to a third rotating shaft (113), the back of the third rotating shaft (113) is fixedly connected to a second roller (114), the second roller (114) is rotatably connected to the inside of the connecting plate (110), the second roller (114) penetrates the connecting plate (110) and extends, the second roller (114) is slidably connected to the inside of the slide groove (106), the second roller (114) penetrates the slide groove (106) and extends.

2. A high silicon nickel-based alloy tube cold rolling device as claimed in claim 1, characterized in that: Two fixing plates (101) are provided, and the two fixing plates (101) are symmetrically arranged with the first rolling roller (102) as the center, and the first rolling roller (102) and the second rolling roller (114) are arranged to be of the same size.

3. A high silicon nickel-based alloy tube cold rolling device as claimed in claim 1, characterized in that: The heating structure (2) comprises a heating furnace shell (201), a material inlet (202) is provided on the left side of the heating furnace shell (201), a material outlet (203) is provided on the right side of the heating furnace shell (201), a ventilation hole (204) is provided on the top of the heating furnace shell (201), an observation window (205) is provided on the front side of the heating furnace shell (201), and a fuel inlet (206) is provided on the bottom of the front side of the heating furnace shell (201).

4. A high silicon nickel-based alloy tube cold rolling device as claimed in claim 3, characterized in that: The left side of the fuel feed port (206) is rotatably connected to a baffle (207), the front side of the baffle (207) is fixedly connected to a handle (208), the bottom of the inner wall of the heating furnace shell (201) is fixedly connected to a fuel chamber (209), the top of the fuel chamber (209) is fixedly connected to a heating net (210), the top of the heating net (210) is fixedly connected to a heating chamber (211), and the right side of the heating chamber (211) is fixedly connected to a temperature sensor (212).

5. A high silicon nickel-based alloy tube cold rolling device as claimed in claim 3, characterized in that: The feed port (202) is located at the left central axis of the heating furnace shell (201), and the discharge port (203) is located at the right central axis of the heating furnace shell (201). The feed port (202) and the discharge port (203) are symmetrically arranged with the heating net (210) as the center, and the observation window (205) is made of glass.

6. A high silicon nickel-based alloy tube cold rolling device as claimed in claim 1, characterized in that: The transmission mechanism (3) comprises a belt (301), the left side of the inner wall of the belt (301) being rotatably connected to a driven wheel (302), both ends of the driven wheel (302) being fixedly connected to a fourth rotating shaft (303), the outer wall of the fourth rotating shaft (303) being rotatably connected to a support plate (304), the side of the belt (301) away from the driven wheel (302) being rotatably connected to a driving wheel (305), both ends of the driving wheel (305) being fixedly connected to a fifth rotating shaft (306), and the side of the fifth rotating shaft (306) close to the observation window (205) being fixedly connected to a fourth motor (307).

7. A high silicon nickel-based alloy tube cold rolling device as claimed in claim 6, characterized in that: The right side of the fourth motor (307) is fixedly connected to the left side of the heating furnace shell (201); the right side of the heating furnace shell (201) is fixedly connected to a first conveyor belt (308); the side of the first conveyor belt (308) away from the heating furnace shell (201) is fixedly connected to a fixed plate (101); the side of the fixed plate (101) away from the first conveyor belt (308) is fixedly connected to a second conveyor belt (309); and the right side of the second conveyor belt (309) is fixedly connected to a cooling chamber (310).

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