CN212199366U

CN212199366U - Quenching device of roller-hearth heating furnace for cast-spinning aluminum alloy wheels

Info

Publication number: CN212199366U
Application number: CN202020835080.3U
Authority: CN
Inventors: 张延波; 孔亚平
Original assignee: Zijiang Furnace Industry Nanjing Co ltd
Current assignee: Zijiang Furnace Industry Nanjing Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-12-22
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a quenching device of a roller-hearth heating furnace with cast-on-rotary aluminum alloy wheels, which comprises a heating box and a stretching baffle plate, wherein the right end of the heating box is provided with the stretching baffle plate, the outer wall of the right end of the heating box at the upper side of the stretching baffle plate is provided with a fixed frame, the stretching baffle plate and the fixed frame are fixedly connected through a pulley block, the stretching baffle plate and the pulley block are fixedly connected through a steel wire rope, the other end of the pulley block is provided with a balancing weight, the outer wall of the right end of the heating box at the lower end of the stretching baffle plate is provided with a fixed frame, and an adjusting and fixing device is additionally arranged on the quenching device of the roller-hearth heating furnace with cast-on-rotary aluminum alloy wheels, so that a hydraulic rod for pushing objects to enter the heating box, when the object with longer length is quenched, the object can also enter the heating box conveniently for heating and quenching.

Description

Quenching device of roller-hearth heating furnace for cast-spinning aluminum alloy wheels

Technical Field

The utility model belongs to the technical field of the quenching furnace is relevant, concretely relates to cast aluminium alloy wheel roller hearth heating furnace guenching unit soon.

Background

The quenching furnace is a furnace for heating workpieces before quenching, the quenching is to put the workpieces into the furnace to be heated to a quenching temperature above a critical point and keep the temperature for a period of time, then the workpieces are quickly taken out of the furnace and put into quenching liquid (oil or water) for quenching, the heat source of the furnace can use electricity and fuel, the temperature can be measured by a thermocouple, and the temperature can be automatically controlled and adjusted by an instrument.

The prior quenching device technology of the roller-hearth heating furnace for the cast-spinning aluminum alloy wheel has the following problems: the quenching device can be used for quenching different objects, the objects are pushed into the quenching furnace through the hydraulic rod for processing, but the hydraulic rod is fixed at the front side of the quenching furnace and pushes the objects into the quenching furnace, and meanwhile, the size of the space at the front end of the quenching furnace is limited, so that the objects with the length larger than the distance between the quenching furnace and the hydraulic rod are inconvenient to enter the quenching furnace for processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cast aluminium alloy wheel roller bottom formula heating furnace guenching unit soon to solve the problem that the hydraulic stem rigidity of the guenching unit and front end that provide has restricted the length that can put into the inside processing object of guenching unit in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a quenching device of a roller-hearth heating furnace with a cast-spin aluminum alloy wheel comprises a heating box and a stretching baffle plate, wherein the right end of the heating box is provided with the stretching baffle plate, the outer wall of the right end of the heating box at the upper side of the stretching baffle plate is provided with a fixed frame, the stretching baffle plate and the fixed frame are fixedly connected through a pulley block, the stretching baffle plate and the pulley block are fixedly connected through a steel wire rope, the other end of the pulley block is provided with a balancing weight, the outer wall of the right end of the heating box at the lower end of the stretching baffle plate is provided with a fixed frame, the outer wall of the left end of the fixed frame and the outer wall of the lower side of the right end of the heating box are fixedly connected in a welding mode, a connecting plate is arranged inside the outer wall of the upper end of the fixed, the outer wall of the right end of the hydraulic rod penetrates through the connecting frame and is arranged on the right side of the connecting frame, the outer wall of the left end of the heating box is connected with a bottom frame, a rotating shaft is arranged in the outer wall of the upper end of the underframe, the underframe and the rotating shaft are fixedly connected through a connecting rod, the adjusting and fixing device comprises a positioning shaft, a supporting plate, a connecting sheet and a fixing port, the supporting plate is arranged on the outer wall of the upper end of the connecting plate, the hydraulic rod is arranged on the outer wall of the upper end of the support plate, the connecting sheet is arranged on the opposite inner sides of the hydraulic rod and the support plate, the connecting sheet is fixedly connected with the hydraulic rod in a welding mode, the connecting sheet is fixedly connected with the supporting plate through a connecting nut, the positioning shaft is arranged on the outer wall of the upper end of the supporting plate on the rear side of the connecting piece, the supporting plate is fixedly connected with the connecting plate through the positioning shaft, and a fixing opening is formed in the upper end of the connecting plate on the right side of the positioning shaft.

Preferably, the location axle is provided with two sets ofly altogether, and is two sets of the location axle sets up respectively on the backup pad upper end outer wall of side around the connection piece, and is two sets of the inside fixed mouthful that is provided with of connecting plate upper end outer wall of location axle downside, and is two sets of the lower extreme outer wall of location axle is all through inserting the inside and the connecting plate fixed connection of fixed mouthful, and is two sets of the outer wall homoenergetic of location axle laminates with the inside of fixed mouthful completely.

Preferably, the up end of backup pad and the up end of fixed frame are in same horizontal plane, the height of fixed frame is the same with the height of chassis upper end pivot, the inside of pivot is provided with the ball, pivot and connecting rod pass through ball fixed connection, the outer wall of pivot adopts high temperature resistant alloy material to make.

Preferably, the outer wall of the upper end of the stretching baffle is provided with a connecting ring, one end of the steel wire rope is sleeved inside the connecting ring and fixedly connected with the stretching baffle, the number of the stretching baffles is two, the two stretching baffles are respectively arranged on the outer walls of the left end and the right end of the heating box, and the two stretching baffles are fixedly connected with the balancing weight through a pulley block.

Preferably, the inside heating tank that is provided with of heating cabinet of tensile baffle left end, the inside of heating tank is provided with removes the frame, the upper end outer wall that removes the frame and the lower extreme outer wall of tensile baffle are located same horizontal plane, high temperature resistant protective sheath has been cup jointed on the left end outer wall of hydraulic stem, hydraulic stem and protective sheath pass through welded mode fixed connection, hydraulic stem's rear end passes through hydraulic pressure pipe and hydraulic equipment fixed connection.

Preferably, a connector is arranged inside the upper end of the supporting plate, the positioning shaft is fixedly connected with the supporting plate through the connector, the inner wall of the connector is a smooth wall, and the inner wall of the connector and the outer wall of the positioning shaft can be completely attached.

Preferably, the gravity of balancing weight is less than the weight of tensile baffle, when balancing weight and ground contact, tensile baffle is unsettled on the heating cabinet right-hand member outer wall of splice box upside, the left end outer wall of tensile baffle is smooth wall.

Compared with the prior art, the utility model provides a cast aluminium alloy wheel roller bottom formula heating furnace guenching unit soon possesses following beneficial effect:

the utility model adds the adjusting and fixing device on the quenching device of the roller-hearth heating furnace with the cast-spinning aluminum alloy wheels, so that the front end of the quenching device pushes objects to enter the hydraulic rod for heating in the heating box to move back and forth on the fixing frame, thus the front end of the heating box can be adjusted according to the use requirement to prevent the space of the heated objects, and the objects with longer length can also enter the heating box for heating and quenching conveniently when being quenched, when in use, the distance between the hydraulic rod and the stretching baffle plate is selected according to the size of the objects to be processed, after the movement, the positioning shaft is inserted into the corresponding fixing port to fix the position of the supporting plate, the stretching baffle plate is moved to the upper side by the balancing weight, thus the objects can be pushed to enter the heating box for heating, the advantage of doing is that the reserved space at the front end of the quenching furnace can be adjusted according to the use requirement, when the object to be quenched is long, the hydraulic rod can be moved backwards to leave enough space for processing and use, and when the length of the processed object is short, the hydraulic rod can be properly adjusted forwards, so that the moving distance of the hydraulic rod can be saved, the energy loss is reduced, the quenching processing efficiency of an object is improved, the moving is convenient, the fixing effect of the positioning shaft is very firm, the positioning shaft is arranged in the upper end, the connection condition is clear at a glance, if the problem of insufficient connection effect is found and compensated for in the first time, the problem of insufficient connection effect is avoided, and when the heated object is taken out, the object is rolled out from the heating box from the rotating shaft, so that the object with very high surface temperature after being heated can be taken out from the heating box more conveniently for cooling, the novel quenching device of the roller-hearth heating furnace for the cast-spinning aluminum alloy wheel is more convenient to use by adjusting the fixing device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic view of a three-dimensional structure of a quenching device of a roller-hearth heating furnace for casting rotary aluminum alloy wheels, which is provided by the utility model;

FIG. 2 is a schematic view of a top view of a quenching apparatus of a roller-hearth heating furnace for casting rotary aluminum alloy wheels;

FIG. 3 is a schematic side view of a quenching device of a roller hearth heating furnace for casting rotary aluminum alloy wheels;

fig. 4 is a schematic top view of the adjusting and fixing device of the present invention;

FIG. 5 is a schematic side sectional view of the adjusting and fixing device of the present invention

In the figure: 1. a heating box; 2. a fixed mount; 3. a pulley block; 4. stretching the baffle; 5. a connecting frame; 6. a fixing frame; 7. a hydraulic lever; 8. a connecting plate; 9. a balancing weight; 10. adjusting the fixing device; 11. positioning the shaft; 12. a support plate; 13. connecting sheets; 14. a fixed port; 15. a chassis; 16. a rotating shaft; 17. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution: a quenching device of a roller-hearth heating furnace with a cast-spin aluminum alloy wheel comprises a heating box 1 and a stretching baffle 4, wherein the right end of the heating box 1 is provided with the stretching baffle 4, the outer wall of the right end of the heating box 1 on the upper side of the stretching baffle 4 is provided with a fixed frame 2, the stretching baffle 4 and the fixed frame 2 are fixedly connected through a pulley block 3, the stretching baffle 4 and the pulley block 3 are fixedly connected through a steel wire rope, the other end of the pulley block 3 is provided with a balancing weight 9, the gravity of the balancing weight 9 is less than the weight of the stretching baffle 4, when the balancing weight 9 is contacted with the ground, the stretching baffle 4 is suspended on the outer wall of the right end of the heating box 1 on the upper side of a connecting frame 5, the outer wall of the left end of the stretching baffle 4 is a smooth wall, thus, the heating box 1 can be opened by, the stretching baffle 4 has to adopt enough thickness to block heat, the outer wall of the upper end of the stretching baffle 4 is provided with a connecting ring, one end of a steel wire rope is sleeved inside the connecting ring and fixedly connected with the stretching baffle 4, the stretching baffle 4 is provided with two stretching baffles 4, the two stretching baffles 4 are respectively arranged on the outer walls of the left end and the right end of the heating box 1, the two stretching baffles 4 are respectively and fixedly connected with a balancing weight 9 through a pulley block 3, the stretching baffles 4 at the two ends respectively correspond to the inlet and the outlet of the quenching processing of an object, when the processed object comes out of the heating box 1, the object is more conveniently left from the heating box 1 through the rotation of a rotating shaft 16 due to higher surface temperature, the outer wall of the right end of the heating box 1 at the lower end of the stretching baffle 4 is provided with a fixed frame 6, the outer wall of the left end of the, a connecting plate 8 is arranged inside the outer wall of the upper end of a fixed frame 6, an adjusting and fixing device 10 is arranged on the outer wall of the upper end of the connecting plate 8, a connecting frame 5 is arranged on the outer wall of the upper end of the adjusting and fixing device 10, a hydraulic rod 7 is arranged inside the right end of the connecting frame 5, the outer wall of the right end of the hydraulic rod 7 penetrates through the connecting frame 5 and is arranged on the right side of the connecting frame 5, a heating groove is arranged inside a heating box 1 at the left end of a stretching baffle plate 4, a moving frame is arranged inside the heating groove, the outer wall of the upper end of the moving frame and the outer wall of the lower end of the stretching baffle plate 4 are positioned on the same horizontal plane, a high-temperature-resistant protective sleeve is sleeved on the outer wall of the left end of the hydraulic rod 7, the hydraulic rod 7 and the protective sleeve are fixedly connected in a welding mode, thereby inconvenient follow heating cabinet 1 inside taking out of the removal that can not appear the position, be connected with chassis 15 on the left end outer wall of heating cabinet 1, the inside pivot 16 that is provided with of upper end outer wall of chassis 15, chassis 15 and pivot 16 pass through connecting rod 17 fixed connection.

A quenching device of a roller-hearth heating furnace for a cast-spin aluminum alloy wheel comprises a positioning shaft 11, a supporting plate 12, a connecting sheet 13 and a fixing port 14, wherein the supporting plate 12 is arranged on the outer wall of the upper end of a connecting plate 8, a hydraulic rod 7 is arranged on the outer wall of the upper end of the supporting plate 12, the upper end face of the supporting plate 12 and the upper end face of a fixed frame 6 are positioned on the same horizontal plane, the height of the fixed frame 6 is the same as that of a rotating shaft 16 on the upper end of an underframe 15, a ball is arranged inside the rotating shaft 16, the rotating shaft 16 and the connecting rod 17 are fixedly connected through the ball, the outer wall of the rotating shaft 16 is made of a high-temperature-resistant alloy material, so that an object is placed on the upper end face of the supporting plate 12, when the object is pushed to the upper end of the connecting plate 8 by the hydraulic rod 7, the object, the connecting sheet 13 is arranged at the opposite inner sides of the hydraulic rod 7 and the supporting plate 12, the connecting sheet 13 is fixedly connected with the hydraulic rod 7 in a welding mode, the connecting sheet 13 is fixedly connected with the supporting plate 12 through a connecting nut, the outer wall of the upper end of the supporting plate 12 at the rear side of the connecting sheet 13 is provided with a positioning shaft 11, the inner end of the supporting plate 12 is provided with a connecting port, the positioning shaft 11 is fixedly connected with the supporting plate 12 through the connecting port, the inner wall of the connecting port is a smooth wall, the inner wall of the connecting port and the outer wall of the positioning shaft 11 can be completely attached, so that the connecting port and the positioning shaft 11 which are tightly connected can stably fix the position of the supporting plate 12 on the outer wall of the upper end of the connecting plate 8, the positioning effect of the supporting plate 12 is better, the supporting plate 12 is fixedly connected with the connecting plate, two sets of location axle 11 set up respectively on the backup pad 12 upper end outer wall of side around connection piece 13, two sets of location axle 11 downside connecting plate 8 upper end outer wall inside is provided with fixed mouthful 14, two sets of location axle 11's lower extreme outer wall all through inserting fixed mouthful 14 inside and connecting plate 8 fixed connection, two sets of location axle 11's outer wall homoenergetic and fixed mouthful 14 inside laminating completely, like this the front and back end of backup pad 12 all is in the same place through location axle 11 and connecting plate 8 fixed connection, the connection effect is more even firm, make backup pad 12 fixed effect in the connecting plate 8 upper end better.

The utility model discloses a theory of operation and use flow: after the quenching device is installed, the novel quenching device for the cast-spin aluminum alloy wheel roller-hearth heating furnace has the working principle that electricity or fuel combustion is adopted in the heating box 1 to generate heat, the heating temperature of metal is increased in the heating box 1, the deformation resistance can be reduced, but the overhigh temperature can cause the growth of crystal grains, oxidation or overburning, the quality of workpieces is seriously influenced, in the heat treatment process, if steel is heated to a certain point above the critical temperature and then is suddenly cooled, the hardness and the strength of the steel can be improved, if the steel is slowly cooled after being heated to a certain point below the critical temperature, the hardness of the steel can be reduced, the toughness is improved, objects to be processed are placed into the heating box 1 to be heated, the process is that after the workpieces are heated and heat-preserved, the steel is rapidly cooled in quenching media such as water, oil or other inorganic salts, organic aqueous solution and the like, and the steel becomes hard after quenching, but simultaneously becomes brittle, in order to reduce the brittleness of the steel, the quenched steel is subjected to heat preservation for a long time at a certain proper temperature which is higher than the room temperature and lower than 650 ℃, and then is cooled, the process is called tempering, when the process is used, the distance between the hydraulic rod 7 and the stretching baffle plate 4 is selected according to the size of an object to be processed, after the positioning shaft 11 is moved, the positioning shaft 11 is inserted into the corresponding fixing port 14 to fix the position of the supporting plate 12, the stretching baffle plate 4 is moved to the upper side through the counterweight 9, the hydraulic rod 7 is started to push the object to move from the supporting plate 12 to the inside of the heating box 1 to close the stretching baffle plate 4 to heat the object, after the object is heated, the stretching baffle plate 4 at the other side of the heating box 1 is opened to take the object out of the inside of the heating box 1 through the rotating.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cast aluminium alloy wheel roller hearth heating furnace guenching unit soon, includes heating cabinet (1) and stretch baffle (4), its characterized in that: a stretching baffle (4) is installed at the right end of the heating box (1), a fixing frame (2) is arranged on the outer wall of the right end of the heating box (1) at the upper side of the stretching baffle (4), the stretching baffle (4) and the fixing frame (2) are fixedly connected through a pulley block (3), the stretching baffle (4) and the pulley block (3) are fixedly connected through a steel wire rope, a balancing weight (9) is arranged at the other end of the pulley block (3), a fixing frame (6) is arranged on the outer wall of the right end of the heating box (1) at the lower end of the stretching baffle (4), the outer wall of the left end of the fixing frame (6) is fixedly connected with the outer wall of the lower side of the right end of the heating box (1) in a welding mode, a connecting plate (8) is arranged inside the outer wall of the upper end of the fixing frame (6), an adjusting and fixing device (10) is arranged on, the heating device is characterized in that a hydraulic rod (7) is arranged inside the right end of the connecting frame (5), the right end outer wall of the hydraulic rod (7) penetrates through the connecting frame (5) and is arranged on the right side of the connecting frame (5), the left end outer wall of the heating box (1) is connected with an underframe (15), a rotating shaft (16) is arranged inside the upper end outer wall of the underframe (15), the underframe (15) and the rotating shaft (16) are fixedly connected through a connecting rod (17), the adjusting and fixing device (10) comprises a positioning shaft (11), a supporting plate (12), a connecting sheet (13) and a fixing port (14), the supporting plate (12) is arranged on the upper end outer wall of the connecting plate (8), the hydraulic rod (7) is arranged on the upper end outer wall of the supporting plate (12), the connecting sheet (13) is arranged on the opposite inner sides of the hydraulic rod (7) and the supporting plate (12), and the connecting sheet (13) and the hydraulic rod (7), connecting piece (13) and backup pad (12) are through coupling nut fixed connection, be provided with location axle (11) on the backup pad (12) upper end outer wall of connecting piece (13) rear side, backup pad (12) and connecting plate (8) are through location axle (11) fixed connection, inside fixed mouthful (14) of being provided with in connecting plate (8) upper end on location axle (11) right side.

2. The quenching device of the roller hearth type heating furnace for the cast-spun aluminum alloy wheels, according to claim 1, is characterized in that: location axle (11) are provided with two sets ofly altogether, and are two sets of location axle (11) set up respectively on backup pad (12) upper end outer wall of side around connection piece (13), and are two sets of connecting plate (8) upper end outer wall of location axle (11) downside is inside to be provided with fixed mouthful (14), and is two sets of the lower extreme outer wall of location axle (11) is all through inserting inside and connecting plate (8) fixed connection of fixed mouthful (14), and is two sets of the outer wall homoenergetic of location axle (11) is laminated completely with the inside of fixed mouthful (14).

3. The quenching device of the roller hearth type heating furnace for the cast-spun aluminum alloy wheels, according to claim 1, is characterized in that: the up end of backup pad (12) and the up end of fixed frame (6) are in same horizontal plane, the height of fixed frame (6) is the same with the height of chassis (15) upper end pivot (16), the inside of pivot (16) is provided with the ball, pivot (16) and connecting rod (17) are through ball fixed connection, the outer wall of pivot (16) adopts high temperature resistant alloy material to make.

4. The quenching device of the roller hearth type heating furnace for the cast-spun aluminum alloy wheels, according to claim 1, is characterized in that: the steel wire rope stretching device is characterized in that a connecting ring is arranged on the outer wall of the upper end of the stretching baffle (4), one end of the steel wire rope is connected with the inside of the connecting ring and fixedly connected with the stretching baffle (4) in a sleeved mode, the two stretching baffles (4) are arranged on the outer wall of the left end and the right end of the heating box (1) respectively, and the two stretching baffles (4) are fixedly connected with a balancing weight (9) through pulley blocks (3).

5. The quenching device of the roller hearth type heating furnace for the cast-spun aluminum alloy wheels, according to claim 1, is characterized in that: the heating cabinet (1) of tensile baffle (4) left end is inside to be provided with the heating bath, the inside in heating bath is provided with removes the frame, the upper end outer wall that removes the frame and the lower extreme outer wall of tensile baffle (4) are located same horizontal plane, high temperature resistant protective sheath has been cup jointed on the left end outer wall of hydraulic stem (7), hydraulic stem (7) and protective sheath pass through welded mode fixed connection, the rear end of hydraulic stem (7) passes through hydraulic pressure pipe and hydraulic equipment fixed connection.

6. The quenching device of the roller hearth type heating furnace for the cast-spun aluminum alloy wheels, according to claim 1, is characterized in that: the inner portion of the upper end of the supporting plate (12) is provided with a connecting port, the positioning shaft (11) is fixedly connected with the supporting plate (12) through the connecting port, the inner wall of the connecting port is a smooth wall, and the inner wall of the connecting port and the outer wall of the positioning shaft (11) can be completely attached.

7. The quenching device of the roller hearth type heating furnace for the cast-spun aluminum alloy wheels, according to claim 1, is characterized in that: the gravity of balancing weight (9) is less than the weight of tensile baffle (4), when balancing weight (9) and ground contact, tensile baffle (4) are unsettled on heating cabinet (1) right-hand member outer wall of splice box (5) upside, the left end outer wall of tensile baffle (4) is smooth wall.