Steel casting heat treatment device

Abstract

The invention discloses a steel casting heat treatment device which comprises a supporting plate, a portal frame arranged at the top of the supporting plate, a conveying mechanism used for clamping and conveying a steel casting, and a damping mechanism used for damping when the steel casting is machined. And the machining mechanism is used for clamping and fixing the steel casting, the steel casting is arranged on the inner wall of the machining mechanism, and the top of the supporting plate is fixedly connected with the bottom of the portal frame. The invention relates to the technical field of steel casting heat treatment. When the steel casting is placed on the surface of the supporting plate, the machining barrel can be prevented from rapidly impacting the top of the supporting plate to cause equipment damage through cooperation of an extrusion plate, a damping barrel and a reset spring, and meanwhile heat generated during friction between the machining barrel and the damping barrel can conduct heat treatment on the steel casting. And through cooperation of a driving motor, a transmission shaft and rotating blades, the temperature in the machining barrel is uniform, the steel casting is heated more uniformly, and the practicability of the device is improved.

Description

Technical Field

[0001] The invention relates to the technical field of heat treatment of steel castings, in particular to a heat treatment device for steel castings. Background Art

[0002] Steel castings refer to parts made of cast steel, which have similar properties to cast iron, but are stronger than cast iron. Steel castings are prone to defects such as pores and inaccurate angle positioning during the casting process, which may lead to casing breakage during long-term use.

[0003] The existing heat treatment device for steel castings has a relatively simple structure. Since most steel castings are heavy, professional equipment is required to transport them, and the process is complicated, which reduces the working efficiency of the equipment. The steel castings cannot be heated evenly, which may affect the steel castings during heat treatment, reducing the heat treatment effect of the steel castings, thereby affecting the quality of the steel castings. Long-term use may cause damage to the steel castings, greatly increasing the risk of use.

[0004] To this end, the present invention provides a heat treatment device for steel castings to solve the above problems. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a heat treatment device for steel castings to solve the above problems.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: A heat treatment device for steel castings, comprising: A support plate, and a gantry arranged on the top of the support plate; A conveying mechanism, which is used for clamping and conveying steel castings; A shock absorbing mechanism, which is used to reduce vibration during the processing of steel castings; A processing mechanism, the processing mechanism is used to clamp and fix the steel casting, and the steel casting is arranged on the inner wall of the processing mechanism; The top of the support plate is fixedly connected to the bottom of the gantry, the inner wall of the gantry is fixedly connected to the side wall of the conveying mechanism, the top of the support plate is fixedly connected to the bottom of the shock absorbing mechanism, the bottom of the inner wall of the shock absorbing mechanism is fixedly connected to the bottom of the processing mechanism, the inner wall of the processing mechanism is slidably connected to the side wall of the steel casting, and the side wall of the conveying mechanism is slidably connected to the inner wall of the processing mechanism; Wherein, the shock absorbing mechanism comprises: A processing cylinder, which is used to clamp and heat treat the steel casting; The side wall of the processing cylinder is slidably connected to the inner wall of the damping mechanism, and the inner wall of the processing cylinder is fixedly connected to the side wall of the processing mechanism.

[0007] Preferably: the conveying mechanism includes a rack, the side wall of the rack is fixedly connected to the inner wall of the gantry, the inner wall of the rack is provided with a sliding groove, the top of the rack is rotatably connected to a rotating gear, the rotating gear is fixedly connected to a sliding block on the side away from the rack, the side wall of the sliding block is fixedly connected to a limiting circular rod, the bottom of the sliding block is fixedly connected to a hydraulic pump, the bottom of the hydraulic pump is connected to a hydraulic rod, the bottom of the hydraulic rod is fixedly connected to an electromagnet, and the bottom of the electromagnet is fixedly connected to a thermal insulation pad.

[0008] Preferably, the side wall of the limiting round rod is slidably connected to the inner wall of the slide groove, and the bottom of the thermal insulation pad is slidably connected to the top of the cast steel part.

[0009] Preferably: the shock absorbing mechanism also includes a shock absorbing cylinder, the bottom of which is fixedly connected to the top of the support plate, the top of the support plate is fixedly connected to a damping cylinder, the inner wall of the damping cylinder is slidably connected to an extrusion plate, the top of the support plate is fixedly connected to a return spring, and the inner wall of the damping cylinder is fixedly connected to a fixed ring.

[0010] Preferably, the top of the fixed ring is slidably connected to the bottom of the extrusion plate, the top of the extrusion plate is fixedly connected to the bottom of the processing cylinder, the top of the return spring is fixedly connected to the bottom of the processing cylinder, and the side wall of the processing cylinder is slidably connected to the inner wall of the shock-absorbing cylinder.

[0011] Preferably: the processing mechanism includes a driving motor, the bottom of the driving motor is fixedly connected to the bottom of the inner wall of the processing cylinder, the output end of the driving motor is fixedly connected to a transmission shaft, the side wall of the transmission shaft is fixedly connected to a rotating blade, the top of the rotating blade is fixedly connected to a second pneumatic telescopic tube, the side wall of the second pneumatic telescopic tube is connected to an air bin, the side wall of the air bin is connected to an air supply pipe, the end of the air supply pipe away from the air bin is connected to an air storage bin, the side of the air storage bin close to the second pneumatic telescopic tube is connected to a first pneumatic telescopic tube, the side of the first pneumatic telescopic tube away from the air storage bin is fixedly connected to a clamping plate, the inner wall of the processing cylinder is fixedly connected to a blocking circular plate, and the inner wall of the processing cylinder is fixedly connected to a slide rail.

[0012] Preferably: the slide rail is slidably connected to the air storage bin via an electronic slider, the clamping plate is slidably connected to the side wall of the cast steel part away from the first pneumatic telescopic tube, the bottom of the air bin is fixedly connected to the top of the transmission shaft, the side wall of the transmission shaft penetrates the blocking circular plate, and the side wall of the transmission shaft is rotatably connected to the inner wall of the blocking circular plate, and the rotating blade is rotatably connected to the inner wall of the processing cylinder away from the second pneumatic telescopic tube. Beneficial Effects

[0013] The present invention provides a heat treatment device for steel castings. Compared with the prior art, the device has the following beneficial effects: (1) In the heat treatment device for steel castings, when the electromagnet adsorbs and fixes the steel casting and transports it to the top of the support plate, the steel casting can be clamped and fixed by the cooperation of the second pneumatic telescopic tube, the gas bin, the gas delivery pipe, the gas storage bin, the first pneumatic telescopic tube and the clamping plate, thereby preventing the steel casting from slipping and hitting the processing cylinder during processing to cause a safety accident, thereby improving the safety of the device.

[0014] (2) When the steel casting is placed on the support plate surface, the cooperation of the extrusion plate, the damping cylinder and the return spring can prevent the processing cylinder from quickly hitting the top of the support plate and causing damage to the equipment. At the same time, the heat generated by the friction between the processing cylinder and the damping cylinder can be used to heat treat the steel casting. The cooperation of the driving motor, the transmission shaft and the rotating blades can make the temperature inside the processing cylinder uniform, so that the steel casting is heated more evenly, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a heat treatment device for steel castings of the present invention; Figure 2 It is a structural schematic diagram of the conveying mechanism of the present invention; Figure 3 It is a structural schematic diagram of the shock absorbing mechanism of the present invention; Figure 4 It is a schematic diagram of the internal structure of the damping cylinder of the present invention; Figure 5 It is a structural schematic diagram of the processing mechanism of the present invention.

[0016] In the figure: 1. support plate; 2. gantry; 3. conveying mechanism; 4. shock absorbing mechanism; 5. processing mechanism; 6. steel casting; 30. rack; 31. rotating gear; 32. sliding block; 33. slide groove; 34. limit rod; 35. hydraulic pump; 36. hydraulic rod; 37. electromagnet; 38. insulation pad; 40. shock absorbing cylinder; 41. processing cylinder; 42. extrusion plate; 43. damping cylinder; 44. return spring; 45. fixed ring; 50. driving motor; 51. blocking circular plate; 52. transmission shaft; 53. rotating blade; 54. air chamber; 55. air pipe; 551. air storage chamber; 56. first pneumatic telescopic tube; 561. clamping plate; 57. slide rail; 58. second pneumatic telescopic tube; 59. support plate. DETAILED DESCRIPTION

[0017] 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. Example 1

[0018] See also Figure 1 - Figure 2 , a heat treatment device for steel castings, comprising: A support plate 1, and a gantry 2 arranged on the top of the support plate 1; Conveying mechanism 3, the conveying mechanism 3 is used for clamping and conveying steel castings; The shock absorbing mechanism 4 is used for shock absorbing during the processing of steel castings; A processing mechanism 5, the processing mechanism 5 is used to clamp and fix the steel casting, and the steel casting 6 is arranged on the inner wall of the processing mechanism 5; The top of the support plate 1 is fixedly connected to the bottom of the gantry 2, the inner wall of the gantry 2 is fixedly connected to the side wall of the conveying mechanism 3, the top of the support plate 1 is fixedly connected to the bottom of the shock absorbing mechanism 4, the bottom of the inner wall of the shock absorbing mechanism 4 is fixedly connected to the bottom of the processing mechanism 5, the inner wall of the processing mechanism 5 is slidably connected to the side wall of the cast steel part 6, and the side wall of the conveying mechanism 3 is slidably connected to the inner wall of the processing mechanism 5; Wherein, the shock absorbing mechanism 4 comprises: A processing cylinder 41, which is used to clamp the steel casting 6 and perform heat treatment on it; The side wall of the processing cylinder 41 is slidably connected to the inner wall of the damping mechanism 4, and the inner wall of the processing cylinder 41 is fixedly connected to the side wall of the processing mechanism 5; The conveying mechanism 3 includes a rack 30, the side wall of the rack 30 is fixedly connected to the inner wall of the gantry 2, a slide groove 33 is opened on the inner wall of the rack 30, the top of the rack 30 is rotatably connected to a rotating gear 31, the rotating gear 31 is fixedly connected to a sliding block 32 on the side away from the rack 30, the side wall of the sliding block 32 is fixedly connected to a limiting round rod 34, the bottom of the sliding block 32 is fixedly connected to a hydraulic pump 35, the bottom of the hydraulic pump 35 is connected to a hydraulic rod 36, the bottom of the hydraulic rod 36 is fixedly connected to an electromagnet 37, the bottom of the electromagnet 37 is fixedly connected to a heat insulation pad 38, the side wall of the limiting round rod 34 is slidably connected to the inner wall of the slide groove 33, and the bottom of the heat insulation pad 38 is slidably connected to the top of the cast steel part 6; It should be noted that, the rotating gear 31 is started, and the rotating gear 31 rotates and moves on the surface of the rack 30. The rotating gear 31 drives the insulation pad 38 to move to the top of the steel casting 6 on the ground through the sliding block 32, the hydraulic pump 35, the hydraulic rod 36 and the electromagnet 37. The hydraulic pump 35 is started, and the hydraulic pump 35 drives the insulation pad 38 to move to the surface of the steel casting 6 through the hydraulic rod 36 and the electromagnet 37. The electromagnet 37 is started to adsorb and fix the steel casting 6. The hydraulic pump 35 drives the steel casting 6 to rise and reset through the insulation pad 38. The rotating gear 31 drives the steel casting 6 to move to the top of the processing cylinder 41 through the insulation pad 38. The cooperation of the slide groove 33 and the limiting round rod 34 can limit the rotating gear 31 and the sliding block 32 to prevent the steel casting 6 from falling off due to excessive weight. The hydraulic pump 35 drives the steel casting 6 to enter the interior of the processing mechanism 5 through the insulation pad 38. The electromagnet 37 is closed, and the steel casting 6 is separated from the surface of the insulation pad 38. Example 2

[0019] See also Figure 3 - Figure 4 , this embodiment provides a technical solution based on the first embodiment: the shock absorbing mechanism 4 also includes a shock absorbing cylinder 40, the bottom of the shock absorbing cylinder 40 is fixedly connected to the top of the support plate 1, the top of the support plate 1 is fixedly connected to a damping cylinder 43, the inner wall of the damping cylinder 43 is slidably connected to an extrusion plate 42, the top of the support plate 1 is fixedly connected to a return spring 44, the inner wall of the damping cylinder 43 is fixedly connected to a fixed ring 45, the top of the fixed ring 45 is slidably connected to the bottom of the extrusion plate 42, the top of the extrusion plate 42 is fixedly connected to the bottom of the processing cylinder 41, the top of the return spring 44 is fixedly connected to the bottom of the processing cylinder 41, and the side wall of the processing cylinder 41 is slidably connected to the inner wall of the shock absorbing cylinder 40; It should be noted that when the steel casting 6 enters the interior of the processing cylinder 41, the steel casting 6 drives the processing cylinder 41 downward through the processing mechanism 5, and the processing cylinder 41 drives the extrusion plate 42 downward. The extrusion plate 42 squeezes the damping fluid inside the damping cylinder 43 into the bottom of the fixed ring 45 through the fixed ring 45, so as to avoid the processing cylinder 41 from quickly colliding with the bottom of the shock-absorbing cylinder 40 when the mass of the steel casting 6 is too high, causing damage to the processing cylinder 41 and extending the service life of the processing cylinder 41. The reset spring 44 drives the processing cylinder 41 to reset through elasticity. When the processing cylinder 41 moves, it rubs against the inner wall of the shock-absorbing cylinder 40 to generate heat, which further increases the internal temperature of the processing cylinder 41, and starts the processing cylinder 41, which performs heat treatment on the steel casting 6. Example 3

[0020] See also Figure 5The present embodiment provides a technical solution based on the first embodiment: the processing mechanism 5 includes a driving motor 50, the bottom of the driving motor 50 is fixedly connected to the bottom of the inner wall of the processing cylinder 41, the output end of the driving motor 50 is fixedly connected to a transmission shaft 52, the side wall of the transmission shaft 52 is fixedly connected to a rotating blade 53, the top of the rotating blade 53 is fixedly connected to a second pneumatic telescopic tube 58, the side wall of the second pneumatic telescopic tube 58 is connected to an air bin 54, the side wall of the air bin 54 is connected to an air delivery pipe 55, the end of the air delivery pipe 55 away from the air bin 54 is connected to an air storage bin 551, and the side of the air storage bin 551 close to the second pneumatic telescopic tube 58 is connected to a first pneumatic telescopic tube 5 6. A clamping plate 561 is fixedly connected to the side of the first pneumatic telescopic tube 56 away from the gas storage bin 551, a blocking circular plate 51 is fixedly connected to the inner wall of the processing cylinder 41, a slide rail 57 is fixedly connected to the inner wall of the processing cylinder 41, the slide rail 57 is slidably connected to the gas storage bin 551 through an electronic slider, the clamping plate 561 is slidably connected to the side wall of the cast steel part 6 away from the side of the first pneumatic telescopic tube 56, the bottom of the gas bin 54 is fixedly connected to the top of the transmission shaft 52, the side wall of the transmission shaft 52 passes through the blocking circular plate 51, and the side wall of the transmission shaft 52 is rotatably connected to the inner wall of the blocking circular plate 51, and the rotating blade 53 is rotatably connected to the inner wall of the processing cylinder 41 away from the side of the second pneumatic telescopic tube 58; It should be noted that when the electromagnet 37 is turned off, the steel casting 6 breaks away from the insulation pad 38 and falls to the surface of the support plate 59. The steel casting 6 drives the support plate 59 to press down, and the support plate 59 drives the second pneumatic telescopic tube 58 to shorten and input the internal gas of the second pneumatic telescopic tube 58 into the first pneumatic telescopic tube 56 through the air bin 54, the air pipe 55 and the air storage bin 551, so that the first pneumatic telescopic tube 56 is extended. The first pneumatic telescopic tube 56 drives the clamping plate 561 to move to the surface of the steel casting 6 to clamp and fix it, so as to avoid the steel casting 6 sliding and causing a safety accident when the processing cylinder 41 performs heat treatment on the steel casting 6. The drive motor 50 is started, and the drive motor 50 drives the rotating blades 53 to rotate through the transmission shaft 52 to stir the gas inside the processing cylinder 41, so that the temperature inside the processing cylinder 41 is uniform, so as to avoid uneven heating of the steel casting 6.

[0021] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0022] During operation, the rotating gear 31 is started, and the rotating gear 31 rotates and moves on the surface of the rack 30. The rotating gear 31 drives the heat insulation pad 38 to move to the top of the steel casting 6 on the ground through the sliding block 32, the hydraulic pump 35, the hydraulic rod 36 and the electromagnet 37. The hydraulic pump 35 is started, and the hydraulic pump 35 drives the heat insulation pad 38 to move to the surface of the steel casting 6 through the hydraulic rod 36 and the electromagnet 37. The electromagnet 37 is started to adsorb and fix the steel casting 6. The hydraulic pump 35 drives the steel casting 6 to rise and reset through the heat insulation pad 38. The rotating gear 31 drives the steel casting 6 to move to the top of the processing cylinder 41 through the heat insulation pad 38. The cooperation of the slide groove 33 and the limiting round rod 34 can limit the rotating gear 31 and the sliding block 32 to prevent the steel casting 6 from falling off due to excessive weight. The hydraulic pump 35 drives the steel casting 6 to enter the interior of the processing mechanism 5 through the heat insulation pad 38. The electromagnet 37 is turned off, and the steel casting 6 is separated from the surface of the heat insulation pad 38. When the electromagnet 37 is turned off, the steel casting 6 separates from the heat insulation pad 38 and falls to the surface of the support plate 59. The steel casting 6 drives the support plate 59 to press down. The support plate 59 drives the second pneumatic telescopic tube 58 to shorten and input the internal gas of the second pneumatic telescopic tube 58 into the first pneumatic telescopic tube 56 through the gas bin 54, the gas pipe 55 and the gas storage bin 551, so that the first pneumatic telescopic tube 56 is extended. The first pneumatic telescopic tube 56 drives the clamping plate 561 to move to the surface of the steel casting 6 to clamp and fix it, so as to avoid the steel casting 6 sliding and causing a safety accident when the processing cylinder 41 performs heat treatment on the steel casting 6. The driving motor 50 is started, and the driving motor 50 drives the rotating blade 53 to rotate through the transmission shaft 52 to stir the gas inside the processing cylinder 41, so that the temperature inside the processing cylinder 41 is uniform, so as to avoid uneven heating of the steel casting 6. When the steel casting 6 enters the processing cylinder 41, the steel casting 6 drives the processing cylinder 41 to be pressed down through the processing mechanism 5, and the processing cylinder 41 drives the extrusion plate 42 to be pressed down. The extrusion plate 42 squeezes the damping fluid in the damping cylinder 43 into the bottom of the fixed ring 45 through the fixed ring 45, so as to avoid the processing cylinder 41 from quickly colliding with the bottom of the shock-absorbing cylinder 40 when the steel casting 6 is of too high a mass, thereby damaging the processing cylinder 41 and extending the service life of the processing cylinder 41. The reset spring 44 drives the processing cylinder 41 to reset through elasticity. When the processing cylinder 41 moves, it rubs against the inner wall of the shock-absorbing cylinder 40 to generate heat, which further increases the internal temperature of the processing cylinder 41, and starts the processing cylinder 41, which performs heat treatment on the steel casting 6.

[0023] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat treatment device for steel castings, characterized in that: include: A support plate (1), and a gantry (2) arranged on top of the support plate (1); A conveying mechanism (3), the conveying mechanism (3) being used for clamping and conveying steel castings; A shock absorbing mechanism (4), the shock absorbing mechanism (4) is used to reduce shock during machining of steel castings; A processing mechanism (5), the processing mechanism (5) being used to clamp and fix the steel casting, and a steel casting (6) arranged on the inner wall of the processing mechanism (5); The top of the support plate (1) is fixedly connected to the bottom of the gantry (2), the inner wall of the gantry (2) is fixedly connected to the side wall of the conveying mechanism (3), the top of the support plate (1) is fixedly connected to the bottom of the shock absorbing mechanism (4), the bottom of the inner wall of the shock absorbing mechanism (4) is fixedly connected to the bottom of the processing mechanism (5), the inner wall of the processing mechanism (5) is slidably connected to the side wall of the cast steel part (6), and the side wall of the conveying mechanism (3) is slidably connected to the inner wall of the processing mechanism (5); Wherein, the shock absorbing mechanism (4) comprises: A processing cylinder (41), the processing cylinder (41) is used to clamp the steel casting (6) and perform heat treatment on it; The side wall of the processing cylinder (41) is slidably connected to the inner wall of the shock absorbing mechanism (4), and the inner wall of the processing cylinder (41) is fixedly connected to the side wall of the processing mechanism (5).

2. A steel casting heat treatment device according to claim 1, characterized in that: The conveying mechanism (3) comprises a rack (30), the side wall of the rack (30) is fixedly connected to the inner wall of the gantry (2), the inner wall of the rack (30) is provided with a slide groove (33), the top of the rack (30) is rotatably connected to a rotating gear (31), the rotating gear (31) is fixedly connected to a sliding block (32) on a side away from the rack (30), the side wall of the sliding block (32) is fixedly connected to a limiting round rod (34), the bottom of the sliding block (32) is fixedly connected to a hydraulic pump (35), the bottom of the hydraulic pump (35) is connected to a hydraulic rod (36), the bottom of the hydraulic rod (36) is fixedly connected to an electromagnet (37), and the bottom of the electromagnet (37) is fixedly connected to a heat insulation pad (38).

3. A steel casting heat treatment device according to claim 2, characterized in that: The side wall of the limiting round rod (34) is slidably connected to the inner wall of the slide groove (33), and the bottom of the thermal insulation pad (38) is slidably connected to the top of the cast steel part (6).

4. A steel casting heat treatment device according to claim 1, characterized in that: The shock absorbing mechanism (4) further comprises a shock absorbing cylinder (40), the bottom of the shock absorbing cylinder (40) being fixedly connected to the top of the support plate (1), the top of the support plate (1) being fixedly connected to a damping cylinder (43), the inner wall of the damping cylinder (43) being slidably connected to an extrusion plate (42), the top of the support plate (1) being fixedly connected to a return spring (44), and the inner wall of the damping cylinder (43) being fixedly connected to a fixing ring (45).

5. A steel casting heat treatment device according to claim 4, characterized in that: The top of the fixed ring (45) is slidably connected to the bottom of the extrusion plate (42), the top of the extrusion plate (42) is fixedly connected to the bottom of the processing cylinder (41), the top of the return spring (44) is fixedly connected to the bottom of the processing cylinder (41), and the side wall of the processing cylinder (41) is slidably connected to the inner wall of the shock-absorbing cylinder (40).

6. A steel casting heat treatment device according to claim 1, characterized in that: The processing mechanism (5) comprises a driving motor (50), the bottom of the driving motor (50) being fixedly connected to the bottom of the inner wall of the processing cylinder (41), the output end of the driving motor (50) being fixedly connected to a transmission shaft (52), the side wall of the transmission shaft (52) being fixedly connected to a rotating blade (53), the top of the rotating blade (53) being fixedly connected to a second pneumatic telescopic tube (58), the side wall of the second pneumatic telescopic tube (58) being connected to an air bin (54), and the side wall of the air bin (54) being connected to An air delivery pipe (55) is provided, wherein the end of the air delivery pipe (55) away from the air bin (54) is connected to an air storage bin (551), the side of the air storage bin (551) close to the second pneumatic telescopic pipe (58) is connected to a first pneumatic telescopic pipe (56), the side of the first pneumatic telescopic pipe (56) away from the air storage bin (551) is fixedly connected to a clamping plate (561), the inner wall of the processing cylinder (41) is fixedly connected to a blocking circular plate (51), and the inner wall of the processing cylinder (41) is fixedly connected to a slide rail (57).

7. A steel casting heat treatment device according to claim 6, characterized in that: The slide rail (57) is slidably connected to the air storage bin (551) via an electronic slider; the clamping plate (561) is slidably connected to the side wall of the cast steel part (6) at a side away from the first pneumatic telescopic tube (56); the bottom of the air bin (54) is fixedly connected to the top of the transmission shaft (52); the side wall of the transmission shaft (52) passes through the blocking circular plate (51), and the side wall of the transmission shaft (52) is rotatably connected to the inner wall of the blocking circular plate (51); the rotating blade (53) is rotatably connected to the inner wall of the processing cylinder (41) at a side away from the second pneumatic telescopic tube (58).

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