Spheroidizing annealing device for high-alloy structural steel

Abstract

The invention relates to the technical field of high-alloy processing, in particular to a high-alloy structural steel spheroidizing annealing device which comprises a box body, and a layering plate is arranged in the middle of the interior of the box body; the box body is divided into two large cavities which are symmetrical left and right by the layering plate; a partition plate I is mounted in the large cavity on the left side and divides the large cavity into two small cavities; a second partition plate is installed in the large cavity on the right side and divides the large cavity into two small cavities, and the four small cavities are different in size. Sliding grooves are formed in the inner wall of the left side of the upper left cavity and the layering plate, and two groups of sliding grooves are distributed up and down; a heating and discharging mechanism is mounted in the left upper cavity; an annealing mechanism is mounted in the right cavity; when the annealing mechanism works, the refrigeration box produces cold air water, the right side suction pump pumps out the cold air water from the refrigeration box, the cold air water reaches the circulating pipe through the pumping and conveying cold pipe and finally reaches the spray head, the cold air water is sprayed to the steel balls from the spray head, the cooling task of the steel balls is completed, and rapid annealing of the steel balls is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of high alloy processing, in particular to a spheroidizing annealing device for high alloy structural steel. Background Art

[0002] High alloy steel refers to alloy steel with more than 10% alloying elements in steel. Its grade is prefixed with the letter X, followed by a number indicating the average carbon content (in parts per ten thousand) and the symbols of the alloying elements (arranged by content), and finally the average percentage of the main alloying elements (rounded to integers).

[0003] A Chinese patent discloses a precision steel ball cooling and annealing device (authorization announcement number CN 111378826 U). The patented technology can achieve the purpose of purifying harmful gases through the coordinated use of a combustion chamber, a heating chamber, a gas collecting hood, a connecting pipe, a processing box, an air pump, an exhaust pipe, a reagent adding pipe, a drain pipe, a filter element and an exhaust pipe, thereby better protecting human health and the environment, improving the practicality and usability of the device, and enhancing the user's experience, so as to better meet the user's needs; however, the annealing device of the device has a fixed structure, which is not convenient for comprehensive annealing, resulting in low processing efficiency; and the steel ball processing annealing cannot be used to recycle resources, resulting in excessively high processing costs.

[0004] Therefore, those skilled in the art provide a high alloy structural steel spheroidizing annealing device to solve the problems raised in the above background technology. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a spheroidizing annealing device for high-alloy structural steel, including a box body, a universal wheel is installed at the bottom of the box body, and four universal wheels are symmetrical to each other; the interior of the box body is hollowed out, and a layering plate is provided in the middle of the interior of the box body; the layering plate divides the box body into two large cavities that are symmetrical on the left and right; a partition plate 1 is installed in the left large cavity, dividing the large cavity into two small cavities; a partition plate 2 is installed in the right large cavity, dividing the large cavity into two small cavities, and the four small cavities are of different sizes; slide grooves are provided on the left inner wall of the upper left cavity and the layering plate, and the slide grooves are provided in two groups distributed up and down; a heating and unloading mechanism is installed in the upper left cavity; a protective plate 2 is installed on the front side of the lower right cavity; and an annealing mechanism is installed in the right cavity.

[0006] Preferably: a controller is installed in the lower left cavity; a display screen is installed on the controller, and control buttons are installed on the lower side of the display screen; the control panel controls the entire device, and the heating temperature inside the device can be set at will, so that the heating and annealing of the detected steel balls can be conveniently observed through the display screen; a protective plate one is installed on the front side of the upper right cavity; a protective plate three is installed on the front side of the partition plate one, and a heating plate is installed on the inner side of the protective plate three, and two heating plates are symmetrical front and back; another heating plate is installed on the inner wall of the box; the heating plate is used to heat the steel balls; a feed port is installed on the upper left outer wall of the box, and a dividing pipe is installed on the lower side of the feed port, and the dividing pipe divides the steel balls into two parts, which are sent to the heating and unloading mechanism in sequence.

[0007] Preferably: the heating and unloading mechanism is provided with two groups, taking the upper group as an example, the heating and unloading mechanism comprises a unloading plate, a heating groove is provided in the middle of the unloading plate; a vibrator is installed on the lower side of the middle part of the unloading plate, which is convenient for the steel balls to be heated and vibrated so as to be heated more evenly; sliders are installed on the left and right sides of the unloading plate, and springs are installed at the bottom of the sliders; the left and right sliders move up and down in the slide groove; the position of the slide groove corresponds to the slider; the bottom of the spring is connected to the bottom inner wall of the slide groove, which can prevent the unloading plate from detaching from the box body when vibrated under the action of the vibrator; the heating and unloading mechanism is that when the steel balls enter the heating groove of the upper unloading plate from the feed port through the distribution pipe, after the upper unloading plate is saturated with load, the excess steel balls are sent to the second unloading plate through the distribution pipe, and the vibrator is started during the heating process to vibrate and turn the steel balls over to ensure that the steel balls are heated evenly, so that multiple steel balls are heated at the same time, which greatly improves the work efficiency and avoids the waste of resources.

[0008] Preferably: unloading ports are provided on the layering plates corresponding to the right ends of the two heating grooves; and the two unloading ports are connected; the upper unloading port does not penetrate the layering plate, the lower unloading port penetrates the layering plate, and the terminal end of the lower unloading port faces the cooling plate of the annealing mechanism; a block is installed in the lower unloading port, and the block is movably installed on the layering plate; a moving rod is installed on the front side of the block; the block seals the two unloading ports when the steel ball is preliminarily heated, and after the heating is completed, the moving rod is pulled forward to drive the block to move forward, so that the two unloading ports can be unsealed, and the steel ball can slide down to the annealing mechanism for annealing; a blanking plate is installed at the right end of the lower unloading port, and the blanking plate facilitates the movement of the steel ball to the annealing mechanism, and a rotating shaft is installed between the blanking plate and the layering plate; the retraction and release of the blanking plate is facilitated by the rotating shaft.

[0009] Preferably, the annealing mechanism includes a hydraulic rod installed on the top inner wall of the upper right cavity. A circulation pipe is installed on the lower side of the hydraulic rod. The circulation pipe is in a zigzag shape, and a connecting rod is installed between the circulation pipe and the hydraulic rod to connect the two together. Nozzles are provided on the circulation pipe. A cooling plate is installed on the lower side of the nozzles to hold the heated steel balls. A refrigeration box is installed in the lower right cavity. A pumping device is installed on each of the left and right sides of the refrigeration box, and each is provided with a connecting pipe. A cold transmission pipe passes through the right inner wall of the box and is installed on the right side of the right pumping device. The other end of the cold transmission pipe is connected to the circulation pipe. When the annealing mechanism is working, the refrigeration box produces cold water. The right pumping device extracts the cold water from the refrigeration box. The cold water reaches the circulation pipe through the cold transmission pipe and finally reaches the nozzles, and is sprayed onto the steel balls from the nozzles to complete the cooling task of the steel balls and achieve rapid annealing of the steel balls.

[0010] Preferably, a first rotating rod is installed on the lower side of the cooling plate. A base is provided at the bottom of the first rotating rod and is fixedly installed on the second partition plate. The first rotating rod can rotate on the base. A second gear is installed on the first rotating rod. The second gear meshes with a first gear on the right side. A rotating rod is installed on the first gear. A motor is installed at the bottom of the rotating rod. When the annealing mechanism is annealing, the motor is started to drive the first gear to rotate, thereby driving the second gear to rotate. At this time, the cooling plate rotates accordingly, facilitating the rotation of the steel balls following the rotation of the cooling plate, and then cooperating with the nozzles to cool in all directions, improving the cooling efficiency. Preferably, a scraper is provided on the outer side of the circulation pipe and moves up and down through the hydraulic rod. A water accumulation tank is provided on the second partition plate. The water accumulation tank is in an inverted 7 shape when viewed from above. A filter plate is provided on the water accumulation tank. A cold extraction pipe is installed at the bottom of the left water accumulation tank, and the other end of the cold extraction pipe is connected to the upper side of the left pumping device. When cold water recovery is required, first, the blanking plate is retracted through the controller, and then the scraper moves up and down through the hydraulic rod. When moving, the water vapor in the right cavity is scraped and dropped into the water accumulation tank. The water accumulation tank is used to collect the cooling water in the upper right cavity, and then the left pumping device is started to recover the cold water into the refrigeration box for secondary circulation use, greatly avoiding waste of resources.

[0011] The technical effects and advantages of the present invention are as follows: 1. The present invention provides a spheroidizing annealing device for high alloy structural steel balls. When the steel balls enter the heating grooves of the upper layer blanking plate from the feed port through the distribution pipe, after the upper layer blanking plate is saturated, the excess steel balls are sent to the second layer blanking plate through the distribution pipe. During the heating process, the vibrator is started to vibrate and turn over the steel balls to ensure uniform heating of the steel balls. In this way, multiple steel balls are heated simultaneously, greatly improving the working efficiency and avoiding waste of resources.

[0012] 2. In the present invention, when cold water recovery is needed, the unloading plate is first retracted through the controller, and the scraper moves up and down through the hydraulic rod, and the water vapor in the right cavity is dropped into the water storage tank during the movement; the water storage tank is used to collect the cooling water in the upper right cavity, and then the left pump is started to recover the cold water into the refrigeration box, which can be recycled for a second time, greatly avoiding the waste of resources.

[0013] 3. In the present invention, when the annealing mechanism is working, the refrigeration box produces cold water, the right pump draws cold water from the refrigeration box, the cold water reaches the circulation pipe through the cold pumping pipe, and finally reaches the nozzle, and is sprayed onto the steel ball from the nozzle, completing the cooling task of the steel ball and realizing rapid annealing of the steel ball. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of a high alloy structural steel spheroidizing annealing device provided in an embodiment of the present application; Figure 2 This is a schematic diagram of the overall internal structure of a high alloy structural steel spheroidizing annealing device provided in an embodiment of the present application; Figure 3 This is an internal explosion diagram of a high alloy structural steel spheroidizing annealing device provided in an embodiment of the present application; Figure 4 This is an overall exploded view of a high alloy structural steel spheroidizing annealing device provided in an embodiment of the present application; Figure 5 This is a high alloy structural steel spheroidizing annealing device provided in the embodiment of the present application. Figure 4 A schematic diagram of the enlarged structure at point A; Figure 6 This is a high alloy structural steel spheroidizing annealing device provided in the embodiment of the present application. Figure 4 A magnified view of point B; Figure 7 The invention provides a high alloy structural steel spheroidizing annealing device with a positive cross-section explosion Figure 1 ; Figure 8 This is a high alloy structural steel spheroidizing annealing device provided in the embodiment of the present application. Figure 7 A schematic diagram of the enlarged structure at C; Fig. 9 The invention provides a high alloy structural steel spheroidizing annealing device with a positive cross-section explosion Figure 2 ; Fig.10 This is a high alloy structural steel spheroidizing annealing device provided in the embodiment of the present application. Fig. 9 Enlarged structural diagram at D.

[0015] In the figure: 1. box body; 101. partition plate 1; 102. partition plate 2; 103. slide; 104. water trough; 2. universal wheel; 3. protective plate 1; 301. protective plate 2; 4. protective plate 3; 41. heating plate; 5. controller; 6. feed port; 61. material distribution pipe; 7. discharge plate; 71. heating trough; 72. slider; 73. spring; 74. vibrator; 75. discharge port; 8. hydraulic rod; 81. circulation pipe; 82. nozzle; 83. scraper; 9. refrigeration box; 91. pump; 92. cold extraction pipe; 93. cold delivery pipe; 10. motor; 11. gear 1; 12. cooling plate; 13. gear 2; 131. rotating rod 1; 14. stopper; 15. moving rod; 16. discharge plate; 17. rotating shaft; 18. filter plate. DETAILED DESCRIPTION

[0016] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses. Example

[0017] See also Figures 1 to 10 In this embodiment, a high-alloy structural steel spheroidizing annealing device is provided, including a box body 1, a universal wheel 2 is installed at the bottom of the box body 1, and the universal wheel 2 is provided with four mutually symmetrical universal wheels, and the movement of the entire device is completed by the universal wheel 2; the box body 1 is hollow inside, and a layering plate is provided in the middle of the box body 1; the layering plate divides the box body 1 into two large cavities that are symmetrical on the left and right; a partition plate 101 is installed in the left large cavity, dividing the large cavity into two small cavities; a partition plate 202 is installed in the right large cavity, dividing the large cavity into There are two small cavities, and the four small cavities are of different sizes; the left inner wall of the upper left cavity and the layered plate are both provided with slide grooves 103, and the slide grooves 103 are provided with two groups distributed up and down, corresponding to the heating unloading mechanism, so as to facilitate the later movement of the heating unloading mechanism; the upper left cavity is equipped with a heating unloading mechanism, and the heating unloading mechanism is used to complete the heating task of the steel ball; the front side of the lower right cavity is equipped with a protective plate 2 301, and the right cavity is sealed by the protective plate, so as to facilitate the later annealing and cooling; the right cavity is equipped with an annealing mechanism; A controller 5 is installed in the lower left cavity; a display screen is installed on the controller 5, and control buttons are installed on the lower side of the display screen; the control panel controls the entire device, and the heating temperature inside the device can be set at will, and the heating and annealing of the steel ball under inspection can be conveniently observed through the display screen; a protective plate 3 is installed on the front side of the upper right cavity; A protective plate 3 4 is installed on the front side of the partition plate 101, and a heating plate 41 is installed on the inner side of the protective plate 3 4, and two heating plates 41 are provided symmetrically in front and back; another heating plate 41 is installed on the inner wall of the box body 1; the heating plate 41 is used to heat the steel balls; a feed port 6 is installed on the upper side of the left outer wall of the box body 1, and a dividing pipe 61 is installed on the lower side of the feed port 6, and the dividing pipe 61 divides the steel balls into two parts and sends them to the heating unloading mechanism in sequence; The heating unloading mechanism is provided with two groups. Taking the upper group as an example, the heating unloading mechanism includes a unloading plate 7, and a heating groove 71 is provided in the middle of the unloading plate 7; a vibrator 74 is installed on the lower side of the middle of the unloading plate 7 to facilitate the heating and vibration of the steel ball so that the heating is more uniform; sliders 72 are installed on the left and right sides of the unloading plate 7, and springs 73 are installed at the bottom of the sliders 72; the left and right sliders 72 move up and down in the slide groove 103; the position of the slide groove 103 corresponds to the slider 72; the bottom of the spring 73 is aligned with the slide groove 103 3 is connected to the bottom inner wall of the unloading plate 7, which can prevent the unloading plate 7 from being separated from the box body 1 when vibrating under the action of the vibrator 74; the heating unloading mechanism is that when the steel balls enter the heating groove 71 of the upper unloading plate 7 from the feed port 6 through the distribution pipe 61, after the upper unloading plate 7 is saturated, the excess steel balls are sent to the second unloading plate 7 through the distribution pipe 61, and the vibrator 74 is started during the heating process to vibrate and turn the steel balls over, so as to ensure that the steel balls are heated evenly, so that multiple steel balls are heated at the same time, which greatly improves the work efficiency and avoids the waste of resources; The layering plates at the right ends of the two heating grooves 71 are both provided with discharge ports 75; and the two discharge ports 75 are connected; the upper discharge port 75 does not penetrate the layering plate, and the lower discharge port 75 penetrates the layering plate, and the lower discharge port 75 is directly opposite to the cooling plate 12 of the annealing mechanism; a stopper 14 is installed in the lower discharge port 75, and the stopper 14 is movably installed on the layering plate; a moving rod 15 is installed on the front side of the stopper 14; the stopper 14 is initially During heating, the two discharge ports 75 are sealed. After heating is completed, the moving rod 15 is pulled forward to drive the stopper 14 to move forward, so that the two discharge ports 75 can be unsealed, and the steel balls can slide down to the annealing mechanism for annealing; a discharge plate 16 is installed at the right end of the lower discharge port 75, and the discharge plate 16 facilitates the movement of the steel balls to the annealing mechanism. A rotating shaft 17 is installed between the discharge plate 16 and the layering plate; the rotating shaft 17 facilitates the retraction and release of the discharge plate 16; The annealing mechanism includes a hydraulic rod 8, which is installed on the inner wall of the top of the upper right cavity. A circulation pipe 81 is installed on the lower side of the hydraulic rod 8. The circulation pipe 81 is in a zigzag shape. A connecting rod is installed between the circulation pipe 81 and the hydraulic rod 8 to connect the two together. Nozzles 82 are provided on the circulation pipe 81. A cooling plate 12 is installed on the lower side of the nozzles 82 to hold the heated steel balls. A refrigeration box 9 is installed in the lower right cavity. A pumping device 91 is installed on each of the left and right sides of the refrigeration box 9, and connecting pipes are provided. A cold transfer pipe 93 is installed on the right side of the pumping device 91 on the right and passes through the inner wall of the right side of the box body 1. The other end of the cold transfer pipe 93 is connected to the circulation pipe 81. When the annealing mechanism is working, the refrigeration box 9 produces cold water. The pumping device 91 on the right extracts the cold water from the refrigeration box 9. The cold water reaches the circulation pipe 81 through the cold transfer pipe 93, and finally reaches the nozzles 82, and is sprayed from the nozzles 82 onto the steel balls to complete the cooling task of the steel balls and achieve rapid annealing of the steel balls. A first rotating rod 131 is installed on the lower side of the cooling plate 12. A base is provided at the bottom of the first rotating rod 131 and is fixedly installed on the second partition plate 102. The first rotating rod 131 can rotate on the base. A second gear 13 is installed on the first rotating rod 131. A first gear 11 meshes with the right side of the second gear 13. A rotating rod is installed on the first gear 11. A motor 10 is installed at the bottom of the rotating rod. When the annealing mechanism is annealing, by starting the motor 10 to drive the first gear 11 to rotate, the second gear 13 is driven to rotate. At this time, the cooling plate 12 rotates accordingly, facilitating the rotation of the steel balls following the rotation of the cooling plate 12, and then cooperating with the nozzles 82 to cool in all directions to improve the cooling efficiency. A scraper 83 is provided on the outside of the circulation pipe 81. The scraper 83 moves up and down through the hydraulic rod 8. A water collecting trough 104 is provided on the second partition plate 102. The water collecting trough 104 is in an inverted 7 shape when viewed from above. A filter plate 18 is provided on the water collecting trough 104. A cold extraction pipe 92 is installed at the bottom of the left water collecting trough 104, and the other end of the cold extraction pipe 92 is connected to the upper side of the pumping device 91 on the left. When cold water recovery is required, first, the blanking plate 16 is retracted by the controller 5, and then the scraper 83 moves up and down through the hydraulic rod 8. When moving, the water vapor in the right cavity is scraped and dropped into the water collecting trough 104. The water collecting trough 104 is used to collect the cooling water in the upper right cavity. Then, the pumping device 91 on the left is started to recover the cold water into the refrigeration box 9 for secondary recycling, greatly avoiding waste of resources. The controller 5 and the PLC processor are both prior arts. Their wiring methods and the wiring methods between the PLC controller and other electrical components are also prior arts. Therefore, their working principles are not described in this text.

[0018] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A high alloy structural steel spheroidizing annealing device, comprising a housing (1), wherein a universal wheel (2) is mounted at the bottom of the housing (1), wherein the universal wheel (2) is provided with four mutually symmetrical wheels; characterized in that: The box body (1) is hollowed out inside, and a layered plate is provided in the middle of the box body (1); The layered plate divides the box body (1) into two large cavities that are symmetrical on the left and right; A partition plate (101) is installed in the left large cavity to divide the large cavity into two small cavities; A second partition plate (102) is installed in the large cavity on the right side, dividing the large cavity into two small cavities, and the four small cavities are of different sizes; The left inner wall of the upper left cavity and the layered plate are both provided with slide grooves (103), and the slide grooves (103) are provided with two groups distributed in an upper and a lower manner; A heating and unloading mechanism is installed in the upper left cavity; A second protective plate (301) is installed on the front side of the lower right cavity; An annealing mechanism is installed in the right cavity.

2. The high alloy structural steel spheroidizing annealing device according to claim 1, characterized in that: A controller (5) is installed in the lower left cavity; a display screen is installed on the controller (5), and control buttons are installed on the lower side of the display screen; and a protective plate (3) is installed on the front side of the upper right cavity.

3. The high alloy structural steel spheroidizing annealing device according to claim 1, characterized in that: A protective plate three (4) is installed on the front side of the partition plate one (101), a heating plate (41) is installed on the inner side of the protective plate three (4), and two heating plates (41) are provided that are symmetrical in front and back; the other heating plate (41) is installed on the inner wall of the box body (1); a feed port (6) is installed on the upper side of the left outer wall of the box body (1), and a material distribution pipe (61) is installed on the lower side of the feed port (6).

4. The high alloy structural steel spheroidizing annealing device according to claim 1, characterized in that: The heating unloading mechanism is provided with two groups, and the heating unloading mechanism comprises a unloading plate (7), wherein a heating groove (71) is provided in the middle of the unloading plate (7); a vibrator (74) is installed on the lower side of the middle part of the unloading plate (7); sliders (72) are installed on the left and right sides of the unloading plate (7), and a spring (73) is installed at the bottom of the slider (72); the left and right sliders (72) both move up and down in the slide groove (103); the position of the slide groove (103) corresponds to the slider (72); the bottom of the spring (73) is connected to the bottom inner wall of the slide groove (103).

5. The high alloy structural steel spheroidizing annealing device according to claim 4, characterized in that: Discharge ports (75) are provided on the layering plates at the right ends of the two heating grooves (71); and the two discharge ports (75) are connected; the upper discharge port (75) does not penetrate the layering plate, and the lower discharge port (75) penetrates the layering plate, and the terminal end of the lower discharge port (75) faces the cooling plate (12) of the annealing mechanism.

6. The high alloy structural steel spheroidizing annealing device according to claim 5, characterized in that: A stopper (14) is installed in the lower discharge port (75), and the stopper (14) is movably installed on the layering plate; a moving rod (15) is installed on the front side of the stopper (14); a discharge plate (16) is installed at the right end of the lower discharge port (75); and a rotating shaft (17) is installed between the discharge plate (16) and the layering plate.

7. The high alloy structural steel spheroidizing annealing device according to claim 1, characterized in that: The annealing mechanism includes a hydraulic rod (8), the hydraulic rod (8) is installed on the inner wall of the top of the upper right cavity, and a circulation pipe (81) is installed on the lower side of the hydraulic rod (8); the circulation pipe (81) is in a shape of a rectangle with a loop in the middle, and a connecting rod is installed between the circulation pipe (81) and the hydraulic rod (8), and the connecting rod connects the two together; a spray head (82) is provided on the circulation pipe (81); a cooling plate (12) is installed on the lower side of the spray head (82); a refrigeration box (9) is installed in the lower right cavity, and pumping pumps (91) are installed on both the left and right sides of the refrigeration box (9), and connecting pipes are provided; the right pumping pump (91) is provided with a cold transmission pipe (93) on its right side passing through the inner wall of the right side of the box body (1), and the other end of the cold transmission pipe (93) is connected to the circulation pipe (81).

8. The high alloy structural steel spheroidizing annealing device according to claim 1, characterized in that: A first rotating rod (131) is installed on the lower side of the cooling plate (12); a base is provided at the bottom of the first rotating rod (131), and the base is fixedly installed on the second partition plate (102); a second gear (13) is installed on the first rotating rod (131); a first gear (11) is meshed with the right side of the second gear (13); a rotating rod is installed on the first gear (11); and a motor (10) is installed at the bottom of the rotating rod.

9. The high alloy structural steel spheroidizing annealing device according to claim 1, characterized in that: A scraper (83) is provided on the outer side of the circulation pipe (81), and a water accumulation tank (104) is provided on the second partition plate (102); the water accumulation tank (104) is in an inverted 7 shape when viewed from above.

10. The high alloy structural steel spheroidizing annealing device according to claim 9, characterized in that: A filter plate (18) is provided on the water accumulation tank (104); a cold extraction pipe (92) is installed at the bottom of the left water accumulation tank (104), and the other end of the cold extraction pipe (92) is connected to the upper side of the left pumping pump (91).

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