Quenching device for heat treatment of steel pipe

Abstract

The utility model discloses a quenching device for heat treatment processing of a steel pipe, which relates to the technical field of steel pipe quenching device design, and comprises a quenching main body, a discharging quenching unit and a quenching power adjusting unit, the four corners of the lower side surface of the quenching main body are respectively and fixedly connected with a supporting leg, and the left side of the quenching main body is provided with a feeding pipeline; a discharging pipeline is arranged on the rear side of the quenching body, quenching power adjusting units are arranged on the front side and the rear side of the quenching body, and each discharging quenching unit comprises a movable cylinder, an adjusting sliding block, a limiting top plate, a connecting plate, a connecting sliding strip, a connecting fixing block and a steel pipe containing frame. The surface of the lower end in the quenching body is fixedly connected with four moving cylinders in a rectangular array, more physical strength is saved in steel pipe taking, the quenching time is shortened, the steel pipe makes uniform contact with quenching liquid, and the quenching effect is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel pipe quenching device design technical field, concretely is a kind of quenching device for steel pipe heat treatment processing. BACKGROUND

[0002] Quenching is a kind of heat treatment process. Steel quenching is heated to critical temperature Ac3 (hypoeutectoid steel) or Ac1 (hypereutectoid steel) above temperature, keeps warm for a period of time, makes it all or part austenitizing, then with the cooling rate greater than critical cooling rate fast cooling to Ms below (or Ms near isotherm) and carries out martensite (or bainite) transformation heat treatment process. Usually also the solid solution treatment or heat treatment process with rapid cooling process of aluminum alloy, copper alloy, titanium alloy, toughened glass and other materials are called quenching, steel pipe is processed, in order to improve the performance of steel pipe, thus needs a kind of quenching device for steel pipe heat treatment processing.

[0003] The existing quenching device for steel pipe heat treatment processing is laborious to take the steel pipe, increases the quenching time, and the steel pipe is not uniformly contacted with the quenching liquid, which affects the quenching effect. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problems to overcome the existing defects, provide a kind of quenching device for steel pipe heat treatment processing, steel pipe is more labor-saving to take, reduce the quenching time, steel pipe is more uniform with the quenching liquid Contact, do not affect the quenching effect, can effectively solve the problems in background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of quenching device for steel pipe heat treatment processing, including quenching main body, discharging quenching unit and quenching power regulation unit;

[0006] Quenching main body: the lower surface four corners are respectively fixedly connected with one supporting leg, the quenching main body left side is equipped with feed pipe, the quenching main body rear side is equipped with discharging pipe, and the quenching main body front and rear sides are provided with quenching power regulation unit;

[0007] The discharging quenching unit comprises a moving cylinder, an adjusting sliding block, a limiting top plate, a connecting plate, a connecting sliding strip, a connecting fixed block and a steel pipe containing frame. The four moving cylinders are fixedly connected to the inner low end surface of the quenching body. The upper ends of the four moving cylinders are respectively extended to the upper side of the quenching body. One limiting top plate is fixedly connected to the upper end of each moving cylinder. One adjusting sliding block is slidingly connected to each moving cylinder. Two connecting plates are arranged in the quenching body at equal intervals. The two connecting plates are fixedly connected with the corresponding adjusting sliding blocks. One connecting sliding strip is fixedly connected to the side surface opposite to the connecting plates. A steel pipe containing frame is arranged between the two connecting plates. A plurality of equal-interval air-permeable round holes are formed in the steel pipe containing frame. Two equal-interval connecting fixed blocks are fixedly connected to the front and rear side surfaces of the steel pipe containing frame. A connecting sliding groove is formed in each connecting fixed block. The connecting sliding grooves in the two connecting fixed blocks are slidingly connected with the corresponding connecting sliding strips. Each connecting fixed block is fixedly connected with the connecting sliding strip through a plug.

[0008] The quenching body is used for fixing the quenching liquid. The supporting leg is used for supporting. The quenching power adjusting unit is used for adjusting the position of the steel pipe containing frame. The moving cylinder is used for moving the adjusting sliding block. The adjusting sliding block is used for fixing the connecting plate. The connecting plate is used for fixing the connecting sliding strip. The connecting sliding strip is used for connecting the connecting fixed block. The steel pipe containing frame is used for containing the steel pipe. The limiting top plate is used for limiting the position. The steel pipe containing frame is used for moving the steel pipe.

[0009] Further, the discharging quenching unit further comprises a fixedly connected cover plate and a rope fixed handrail. The upper side of the steel pipe containing frame is fixedly connected with the fixedly connected cover plate through bolts. A plurality of equal-interval air-permeable round holes are formed in the fixedly connected cover plate. One rope fixed handrail is fixedly connected to the upper side surface of the fixedly connected cover plate.

[0010] The fixedly connected cover plate is used for fixing the rope fixed handrail. The rope fixed handrail is used for connecting the rope. The steel pipe containing frame is moved to perform quenching.

[0011] Further, the discharging quenching unit further comprises a counterweight. One counterweight is arranged on the left and right sides of the rope fixed handrail on the upper side surface of the fixedly connected cover plate.

[0012] The counterweight is used for increasing the configuration. The steel pipe containing frame is sunk into the quenching liquid to perform quenching.

[0013] Furthermore, the quenching power adjustment unit includes a connecting fixing frame, a fixed roller support frame, a rope fixing roller, and a connecting rope. A rectangular connecting block is provided on each of the front and rear sides of the quenching body, and a connecting fixing frame is provided on each of the two rectangular connecting blocks. The connecting fixing frame is located on the upper side of the quenching body. A fixed roller support frame is provided on the connecting fixing frame at the position corresponding to the steel pipe holding frame. A rope fixing roller is rotatably connected inside the fixed roller support frame. A connecting rope is wound on the rope fixing roller, and the lower end of the connecting rope is wound around the rope fixing handle.

[0014] The connecting and fixing frame is used to fix the fixing roller support frame, the fixing roller support frame is used to fix the rope fixing roller, the rope fixing roller is used to fix and wind the connecting rope, and the connecting rope is used to fix the handrail connection of the rope, thereby pulling the steel pipe holding frame to move, which is convenient for quenching.

[0015] Furthermore, the quenching power adjustment unit also includes a power motor. The right side of the fixed roller support frame is fixedly connected to the power motor via a support frame. The right end of the rope fixing roller extends to the right side of the fixed roller support frame and is fixedly connected to the output shaft of the power motor. The input end of the power motor is electrically connected to the output end of an external power supply via an external control switch group.

[0016] The motor starts to provide power for the rotation of the rope fixing roller, thereby adjusting the position of the rope for easy winding.

[0017] Furthermore, the quenching power adjustment unit also includes an auxiliary guide frame. An auxiliary guide frame is provided on the lower side of the fixed roller support frame. The auxiliary guide frame has a circular hole, through which the connecting rope passes and is connected to the corresponding rope fixing handrail.

[0018] The auxiliary guide frame is used to guide the movement of the rope, thereby preventing the rope from getting tangled, and thus guiding the movement of the rope.

[0019] Compared with the prior art, the beneficial effects of this utility model are:

[0020] 1. This quenching device for heat treatment of steel pipes has the following advantages: It is equipped with a feeding quenching unit. The moving cylinder is used to move the adjusting slider, the adjusting slider is used to fix the connecting plate, the connecting plate is used to fix the connecting slide bar, the connecting slide bar is used to lock the connecting fixing block, thereby fixing the steel pipe holding frame. The steel pipe holding frame is used to hold the steel pipe, thereby moving the steel pipe for quenching. The limiting top plate is used for limiting. The fixing connecting cover plate is used to fix the rope fixing handrail, the rope fixing handrail is used to connect the connecting rope, thereby driving the steel pipe holding frame to move. The counterweight is used to increase the configuration and facilitate the steel pipe holding frame to sink into the quenching liquid for quenching.

[0021] 2. This quenching device for heat treatment of steel pipes has the following advantages: It is equipped with a quenching power adjustment unit, which is used to fix the fixed roller support frame via a connecting fixed frame. The fixed roller support frame is used to fix the rope fixed roller, which is used to fix and wind the connecting rope. The connecting rope is used to connect to the rope fixed handrail, thereby pulling the steel pipe holding frame to move. The power motor is started to provide power for the rotation of the rope fixed roller, thereby adjusting the position of the rope. The auxiliary guide frame is used to guide the movement of the rope, thereby preventing the rope from getting tangled, and providing power for the movement of the steel pipe holding frame, thereby performing quenching.

[0022] 3. The quenching device for heat treatment of steel pipes has the following advantages: it saves physical effort in handling steel pipes, reduces quenching time, and ensures more uniform contact between the steel pipe and the quenching liquid, without affecting the quenching effect. Attached Figure Description

[0023] Fig. 1 This is a schematic diagram of the front structure of this utility model;

[0024] Fig. 2 This is a partial structural diagram of the steel pipe holding frame of this utility model;

[0025] Fig. 3 This is a schematic diagram of the cross-sectional structure of the rear side of this utility model.

[0026] In the diagram: 1 Quenching body, 2 Support leg, 3 Unloading quenching unit, 31 Moving cylinder, 32 Adjusting slider, 33 Limiting top plate, 34 Connecting plate, 35 Connecting slide bar, 36 Connecting fixing block, 37 Steel pipe holding frame, 38 Fixed connecting cover plate, 39 Rope fixing handrail, 310 Counterweight block, 4 Quenching power adjustment unit, 41 Connecting fixing frame, 42 Fixed roller support frame, 43 Rope fixing roller, 44 Power motor, 45 Auxiliary guide frame, 46 Connecting rope. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Please see Figs. 1-3 This embodiment provides a technical solution: a quenching device for heat treatment of steel pipes, including a quenching body 1, a feeding quenching unit 3 and a quenching power adjustment unit 4;

[0029] Quenching body 1: the lower surface of four corners are fixedly connected with a support leg 2, the left side of quenching body 1 is provided with a feeding pipe, the rear side of quenching body 1 is provided with a discharging pipe, and the front and rear sides of quenching body 1 are provided with quenching power adjusting units 4;

[0030] Discharging quenching unit 3: containing moving cylinders 31, adjusting sliding blocks 32, limiting top plates 33, connecting plates 34, connecting sliding strips 35, connecting fixed blocks 36 and steel pipe containing frames 37, four rectangular array moving cylinders 31 are fixedly connected to the inner low end surface of quenching body 1, the upper ends of the four moving cylinders 31 are respectively extended to the upper side of quenching body 1, one limiting top plate 33 is fixedly connected to the upper end of each moving cylinder 31, one adjusting sliding block 32 is slidingly connected to each moving cylinder 31, two equally spaced connecting plates 34 are arranged in quenching body 1, the two connecting plates 34 are fixedly connected with the corresponding adjusting sliding blocks 32, one connecting sliding strip 35 is fixedly connected to the side surface opposite to the two connecting plates 34, a steel pipe containing frame 37 is arranged between the two connecting plates 34, a plurality of equally spaced air-permeable round holes are formed in the steel pipe containing frame 37, two equally spaced connecting fixed blocks 36 are fixedly connected to the front and rear side surfaces of the steel pipe containing frame 37, a connecting sliding groove is formed in each connecting fixed block 36, and the connecting sliding groove in each connecting fixed block 36 is slidingly connected with the corresponding connecting sliding strip 35.

[0031] Quenching body 1 is used for fixing and containing quenching liquid, the support leg 2 is used for supporting, the quenching power adjusting unit 4 is used for adjusting the position of the steel pipe containing frame 37, the moving cylinder 31 is used for moving the adjusting sliding block 32, the adjusting sliding block 32 is used for fixing the connecting plate 34, the connecting plate 34 is used for fixing the connecting sliding strip 35, the connecting sliding strip 35 is used for clamping the connecting fixed block 36 to fix the steel pipe containing frame 37, the steel pipe containing frame 37 is used for containing steel pipes, so that the steel pipes can move, and thus the quenching can be performed, and the limiting top plate 33 is used for limiting, so that the position can be adjusted, and the quenching can be conveniently performed.

[0032] The discharging quenching unit 3 further comprises a fixedly connected cover plate 38 and a rope fixed handrail 39, the upper side of the steel pipe containing frame 37 is fixedly connected with the fixedly connected cover plate 38 through bolts, a plurality of rectangular array air holes are formed in the fixedly connected cover plate 38, and the upper side surface of the fixedly connected cover plate 38 is fixedly connected with a rope fixed handrail 39.

[0033] The fixedly connected cover plate 38 is used for fixing the rope fixed handrail 39, the rope fixed handrail 39 is used for connecting the connecting rope 46, so that the steel pipe containing frame 37 can be driven to move, and thus the quenching can be performed.

[0034] The discharging quenching unit 3 further comprises counterweights 310, one of which is arranged on the upper surface of the cover plate 38 on the left and right sides of the rope fixing handrail 39.

[0035] The counterweights 310 are used to increase the configuration, facilitate the sinking of the steel pipe containing frame 37 into the quenching liquid, and perform quenching.

[0036] The quenching power adjusting unit 4 comprises a connecting fixed frame 41, a fixed roller support frame 42, a rope fixing roller 43, and a connecting rope 46. Rectangular connecting blocks are arranged on the front and rear sides of the quenching main body 1. The connecting fixed frame 41 is arranged on the upper side of the quenching main body 1. The fixed roller support frame 42 is arranged on the connecting fixed frame 41 corresponding to the position of the steel pipe containing frame 37. The rope fixing roller 43 is rotatably connected in the fixed roller support frame 42. The connecting rope 46 is wound on the rope fixing roller 43. The lower end of the connecting rope 46 is wound on the rope fixing handrail 39.

[0037] The connecting fixed frame 41 is used to fix the fixed roller support frame 42. The fixed roller support frame 42 is used to fix the rope fixing roller 43. The rope fixing roller 43 is used to fix and wind the connecting rope 46. The connecting rope 46 is used to connect the rope fixing handrail 39, thereby pulling the steel pipe containing frame 37 to move, facilitating quenching.

[0038] The quenching power adjusting unit 4 further comprises a power motor 44. The right side of the fixed roller support frame 42 is fixedly connected with the power motor 44 through a support frame. The right end of the rope fixing roller 43 extends to the right side of the fixed roller support frame 42 and is fixedly connected with the output shaft of the power motor 44. The input end of the power motor 44 is electrically connected with the output end of the external power source through an external control switch group.

[0039] The power motor 44 is started to provide power for the rotation of the rope fixing roller 43, thereby adjusting the position of the rope and facilitating the winding of the rope.

[0040] The quenching power adjusting unit 4 further comprises an auxiliary guide frame 45. The lower side of the fixed roller support frame 42 is provided with an auxiliary guide frame 45. The auxiliary guide frame 45 is provided with a circular hole. The connecting rope 46 passes through the circular hole and is connected with the corresponding rope fixing handrail 39.

[0041] The auxiliary guide frame 45 is used to guide the movement of the rope, thereby preventing the rope from winding, and thereby guiding the movement of the rope.

[0042] The working principle of the quenching device for steel pipe heat treatment processing is as follows: first, the connecting fixing frame 41 is used for fixing the fixed roller support frame 42, the fixed roller support frame 42 is used for fixing the rope fixing roller 43, the rope fixing roller 43 is used for fixing and winding the connecting rope 46, the connecting rope 46 is used for connecting the rope fixing handrail 39, thereby the steel pipe containing frame 37 is moved, the power motor 44 is started, power is provided for the rotation of the rope fixing roller 43, thereby the position of the rope is adjusted, the auxiliary guide frame 45 is used for guiding the movement of the rope, thereby the rope winding is prevented, power is provided for the movement of the steel pipe containing frame 37, then the moving cylinder 31 is used for moving the adjusting sliding block 32, the adjusting sliding block 32 is used for fixing the connecting plate 34, the connecting plate 34 is used for fixing the connecting sliding strip 35, the connecting sliding strip 35 is used for clamping the connecting fixed block 36, thereby the steel pipe containing frame 37 is fixed, the steel pipe containing frame 37 is used for containing the steel pipe, thereby the steel pipe is moved, thereby the quenching is used, the limiting top plate 33 is used for limiting, the fixed connecting cover plate 38 is used for fixing the rope fixing handrail 39, the rope fixing handrail 39 is used for connecting the connecting rope 46, thereby the steel pipe containing frame 37 is moved, the counterweight 310 is used for increasing the configuration, the steel pipe containing frame 37 is conveniently sunk into the quenching liquid, thereby the quenching is used.

[0043] It is worth noting that the external control switch group core chip selected in the above embodiment is a PLC single-chip microcomputer, the power motor 44 is a servo motor, and the external control switch group controls the power motor 44 to work by using the method commonly used in the prior art.

[0044] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion or direct or indirect application in other related technical fields by using the contents of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. A quenching device for heat treatment of steel pipes, characterized by: The quenching body (1), the discharging quenching unit (3) and the quenching power adjusting unit (4) are included. The quenching body (1) is provided with a feeding pipe on the left side, a discharging pipe on the rear side, and a quenching power adjusting unit (4) on the front and rear sides. The discharging quenching unit (3) includes moving cylinders (31), adjusting sliding blocks (32), limiting top plates (33), connecting plates (34), connecting sliding strips (35), connecting fixed blocks (36) and steel pipe containing frames (37).

2. The quenching device for heat treatment of steel pipes according to claim 1, characterized in that: The discharging quenching unit (3) further includes a fixed connection cover plate (38) and a rope fixed handrail (39).

3. The quenching device for heat treatment of steel pipes according to claim 2, characterized in that: The discharging quenching unit (3) further includes counterweight blocks (310). The discharging quenching unit (3) further includes a fixed connection cover plate (38) and a rope fixed handrail (39).

4. The quenching device for heat treatment of steel pipes according to claim 2, characterized in that: The quenching power adjusting unit (4) comprises a connecting bracket (41), a fixed roller support frame (42), a rope fixed roller (43) and a connecting rope (46), a rectangular connecting block is arranged on the front and back sides of the quenching body (1), a connecting bracket (41) is arranged on the two rectangular connecting blocks, the connecting bracket (41) is arranged on the upper side of the quenching body (1), a fixed roller support frame (42) is arranged on the connecting bracket (41) corresponding to the position of the steel pipe containing frame (37), a rope fixed roller (43) is rotatably connected in the fixed roller support frame (42), the rope fixed roller (43) is wound with a connecting rope (46), and the lower end of the connecting rope (46) is wound on the rope fixed handrail (39).

5. The quenching device for heat treatment of steel pipes according to claim 4, characterized in that: The quenching power adjusting unit (4) further comprises a power motor (44), the right side of the fixed roller support frame (42) is fixedly connected with the power motor (44) through a support frame, the right end of the rope fixed roller (43) extends to the right side of the fixed roller support frame (42) and is fixedly connected with the output shaft of the power motor (44), and the input end of the power motor (44) is electrically connected with the output end of an external power supply through an external control switch group.

6. The quenching apparatus for heat treatment of steel pipes according to claim 4, characterized in that: The quenching power adjusting unit (4) further comprises an auxiliary guide frame (45), the lower side of the fixed roller support frame (42) is provided with an auxiliary guide frame (45), a round hole is arranged on the auxiliary guide frame (45), the connecting rope (46) passes through the round hole and is connected with the corresponding rope fixed handrail (39).

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