CN112195324B

CN112195324B - Automatic quenching device for motorcycle aluminum alloy hub after demolding

Info

Publication number: CN112195324B
Application number: CN202011110126.6A
Authority: CN
Inventors: 杨松平
Original assignee: Wenzhou Yulan Technology Co ltd
Current assignee: Linhai Jufeng Machinery Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2022-10-11
Anticipated expiration: 2040-10-16
Also published as: CN112195324A

Abstract

The invention discloses an automatic quenching device for a motorcycle aluminum alloy hub after demolding, which comprises a base, wherein a furnace is fixedly arranged at the top of the base, a heating chamber is fixedly arranged on one side of the furnace, a motor is fixedly arranged at the top of an inner cavity of the heating chamber, a wire roller is fixedly arranged at the output end of the motor, a supporting plate is arranged on the wire roller through steel cable transmission, a supporting column is fixedly arranged inside the supporting plate, and a disc is fixedly arranged on the outer surface of the supporting column.

Description

Automatic quenching device for motorcycle aluminum alloy hub after demolding

Technical Field

The invention relates to the technical field of heat treatment, in particular to an automatic quenching device for a motorcycle aluminum alloy hub after demolding.

Background

The quenching of steel is a heat treatment process in which the steel is heated to a temperature above the critical temperature Ac3 (hypoeutectoid steel) or Ac1 (hypereutectoid steel), held for a certain period of time to be fully or partially austenitized, and then rapidly cooled to a temperature below Ms (or isothermal near Ms) at a cooling rate greater than the critical cooling rate to perform martensite (or bainite) transformation, and the heat treatment process of solution treatment or rapid cooling of materials such as aluminum alloys, copper alloys, titanium alloys, tempered glass, and the like is generally called quenching.

When the existing quenching device is operated and maintains the quenching temperature, the temperature is maintained by supplementing fuel properly, however, if the fuel is not put into the quenching device properly, the temperature speed is increased, the temperature is not easy to control, the quenching effect is further influenced, and a large amount of steam generated during cooling cannot be used well, so that the energy waste is caused.

Disclosure of Invention

The invention aims to provide an automatic quenching device for a demoulded motorcycle aluminum alloy hub, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the automatic quenching device comprises a base, wherein a furnace is fixedly mounted at the top of the base, a heating chamber is fixedly mounted on one side of the furnace, a motor is fixedly mounted at the top of an inner cavity of the heating chamber, a wire roller is fixedly mounted at the output end of the motor, a supporting plate is mounted on the wire roller through steel cable transmission, a supporting column is fixedly mounted inside the supporting plate, a disc is fixedly mounted on the outer surface of the supporting column, a heating bin is fixedly mounted inside the heating chamber and communicated with the furnace through a heating pipeline, a baffle is movably mounted inside the heating pipeline, a spring is arranged on the side wall of the baffle, the heating pipeline is communicated with a heat return pipeline, a fan wheel is arranged inside the heat return pipeline, a temperature sensing device is fixedly mounted inside the furnace, a heat insulation layer is fixedly mounted inside the side wall of the heating bin, a cooling pool is arranged under the heating chamber, and air exchange devices are fixedly mounted on two sides of the cooling pool.

Preferably, the number of the line rollers is four, and the four line rollers are symmetrically arranged on one side of four top corners of the heating bin.

Preferably, a rectangular frame with the outer size matched with the inner size of the heating bin is fixedly mounted at the top of the supporting plate, and the mounting position of the supporting column is located at the center of the rectangular frame.

Preferably, the heating chamber and the base are respectively provided with rectangular through holes with the same size and the corresponding positions.

Preferably, the number of the discs is two, the tops of the two discs are provided with boss-shaped bumps, the number of the boss-shaped bumps is eight, and the boss-shaped bumps and the surrounding points are arranged on the tops of the discs in an annular array mode.

Preferably, one end of the heat return pipeline, which is far away from the heating pipeline, is communicated with the stove, and the position of the communication port is arranged above the temperature sensing device.

Preferably, the number of baffle be two and be semi-circular, two the baffle sets up in the inside that heating tube is close to heating chamber one end with the form of mutual symmetry, the lateral wall of heating tube and baffle all is provided with the recess with spring size looks adaptation.

Preferably, the number of the heat preservation layers is two, the two heat preservation layers are respectively arranged on the inner side and the outer side of the heating bin, and the protection layers are arranged between the two heat preservation layers.

Preferably, the number of the fan wheels is three, and the three fan wheels are arranged in the heat return pipeline at equal intervals.

Preferably, the installation position of the cooling pool is arranged below the ground, the number of the ventilation devices is two, and the two ventilation devices are symmetrically arranged on two sides of the cooling pool.

Compared with the prior art, the invention has the beneficial effects that: this automatic guenching unit after motorcycle aluminum alloy wheel hub drawing of patterns, through setting up the lug, make and to place the distance of can being separated by between the wheel hub on the disc, ensure that wheel hub can obtain good quenching, can not exert an influence each other, and a plurality of wheel hub can be handled to the single, improve machining efficiency, through setting up the baffle, and the elasticity of adding the spring provides the resistance, consequently, when the temperature of stove inside reaches the certain degree, just can break away the baffle, firepower when guaranteeing to quench satisfies the technological requirement, simultaneously between backheat pipe connection and stove and the heating tube, let steam can flow back to the stove inside, help the inside temperature stability of stove, and then effectively reduce fuel consumption, the steam that produces during the while cooling is sent into by air exchange equipment, cooperate external equipment to utilize, improve energy utilization.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a top view of the connection between the heating conduit and the heat recovery conduit and the furnace in accordance with the present invention;

FIG. 3 is a schematic view of a pallet structure according to the present invention;

FIG. 4 is a schematic top view of the tray structure of the present invention;

FIG. 5 is a schematic view of the internal structure of the heating chamber of the present invention;

fig. 6 is an enlarged view of the structure of the portion a in fig. 5.

In the figure: 1. a base; 2. a furnace; 3. a heating chamber; 4. a motor; 5. a wire roller; 6. a pallet; 7. a pillar; 8. a disc; 9. a heating chamber; 10. heating the pipeline; 11. a baffle plate; 12. a spring; 13. a heat return pipeline; 14. a fan wheel; 15. a temperature sensing device; 16. a heat-insulating layer; 17. a cooling pool; 18. a ventilation device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of the present invention is shown: an automatic quenching device for a demoulded aluminum alloy hub of a motorcycle comprises a base 1, a furnace 2 is fixedly installed at the top of the base 1, a heating chamber 3 is fixedly installed at one side of the furnace 2, a motor 4 is fixedly installed at the top of an inner cavity of the heating chamber 3, four wire rollers 5 are fixedly installed at the output end of the motor 4, the four wire rollers 5 are arranged at one side of four vertex angles of a heating bin 9 in a mutually symmetrical mode, a supporting plate 6 is installed at the wire rollers 5 through steel cable transmission, four vertex angles of the supporting plate 6 are fixedly installed on the wire rollers 5 and provided with upright posts corresponding to the positions of the steel cables, hook rings matched with the steel cables are fixedly installed at the top ends of the upright posts, a rectangular frame with the outer size matched with the inner size of the heating bin 9 is fixedly installed at the top of the supporting plate 6, the installation position of the supporting post 7 is located at the center of the rectangular frame, and a supporting post 7 is fixedly installed inside the supporting plate 6, the outer surface of the supporting column 7 is fixedly provided with two disks 8, the top parts of the two disks 8 are respectively provided with a truncated cone-shaped lug, the number of the lugs is eight, the supporting column 7 and surrounding points are arranged on the top parts of the disks 8 in an annular array form, the lugs are arranged to ensure that the hubs placed on the disks 8 can be separated by a distance, the hubs can be well quenched without influencing each other, a plurality of hubs can be processed at one time, the processing efficiency is improved, the heating chamber 3 is internally and fixedly provided with a heating chamber 9, the bottoms of the heating chamber 9, the heating chamber 3 and the base 1 are respectively provided with rectangular through holes with mutually corresponding positions and the same size, the positions of the rectangular through holes correspond to the positions of the rectangular frames arranged on the supporting plate 6, and when the supporting plate 6 rises to the top part, the disks 8 can completely enter the heating chamber 9 by using the rectangular frames and the vertical column 7, and a closed space is formed by the cooperation between the supporting plate 6 and the heating chamber 9, when quenching is carried out, the supporting plate 6 is driven by the wire roller 5 under the drive of the motor 4 to move upwards, when a rectangular frame is arranged on the supporting plate 6 and is arranged in the heating chamber 9, a closed space is formed between the heating chamber 9 and the supporting plate 6, and then an insulating layer 16 is arranged in the heating chamber 9 to ensure the stable temperature in the heating chamber 9 and carry out good quenching treatment on a hub, the heating chamber 9 is communicated with the furnace 2 through a heating pipeline 10, baffles 11 are movably arranged in the heating pipeline 10, the number of the baffles 11 is two and is semicircular, the two baffles 11 are arranged in the heating pipeline 10 at one end close to the heating chamber 9 in a mutually symmetrical mode, grooves matched with the size of the springs 12 are arranged on the side walls of the heating pipeline 10 and the baffles 11, the springs 12 are arranged on the side walls of the baffles 11, the baffle 11 is matched with each other to be in a closed state and is arranged inside the heating pipeline 10, when the temperature inside the furnace 2 reaches a certain value, the baffle 11 is flushed by the internal air pressure, the heat treatment is carried out on the workpiece inside the heating bin 9, the heating pipeline 10 is communicated with the heat return pipeline 13, one end, away from the heating pipeline 10, of the heat return pipeline 13 is communicated with the furnace 2, through the dredging of the heating pipeline 10, the heat can be returned to the furnace 2, the internal temperature of the furnace 2 is stabilized, meanwhile, the function of relieving the air pressure inside the heating bin 9 is also achieved, the air pressure is returned to the furnace 2, meanwhile, the pressure inside the furnace 2 is increased, the combustion effect is improved, the fuel is fully combusted, the utilization rate of the fuel is improved, the position of a communication opening is arranged above the temperature sensing device 15, the fan wheel 14 is arranged inside the heat return pipeline 13, the number of the fan wheels 14 is three, three fan wheels 14 are equidistantly arranged inside the heat return pipeline 13, the fan wheels 14 are fixedly arranged inside the heat return pipeline 13 through straight rods, meanwhile, the fan wheels 14 can rotate on the straight rods, the flowing of airflow is accelerated through the rotation, the airflow is guided to the inside of the tempering furnace 2, a temperature sensing device 15 is fixedly arranged inside the tempering furnace 2, the temperature sensing device 15 adopts a form of a thermistor matching circuit, the measurement of the internal temperature of the tempering furnace 2 is further realized through the change of the resistance value of the thermistor, heat preservation layers 16 are fixedly arranged inside the side wall of the heating bin 9, the number of the heat preservation layers 16 is two, the two heat preservation layers 16 are respectively arranged inside and outside the heating bin 9, a protection layer is arranged between the two heat preservation layers 16, the heat preservation layer 16 inside ensures the stability of the internal temperature of the heating bin 9, and the heat preservation layer 16 outside ensures that the internal temperature of the heating bin 9 is not influenced by the external air temperature, be provided with cooling tank 17 under heating chamber 3, when cooling tank 17 sets up, set up the recess in the underground, and switch on the inlet end on air regenerating device 18 in the both sides of this recess, when letting the production steam upwards spill over during the cooling, can be taken away by air regenerating device 18, air regenerating device 18 has also been avoided simultaneously and has set up the position too high, safety factor has been improved, so that air regenerating device 18's the both sides fixed mounting who overhauls cooling tank 17 has air regenerating device 18, the mounted position of cooling tank 17 sets up in the below ground, air regenerating device 18's quantity is two, two air regenerating device 18 set up in cooling tank 17's both sides with the symmetry form, the steam that produces when will cool down through air regenerating device 18 draws forth, cooperation outside setting equipment utilizes, the utilization ratio of the energy improves.

Embodiment 1, as shown in fig. 1 and 3-4, before quenching, the furnace 2 is started to preheat, and meanwhile, the hubs to be quenched are placed on the disc 8 one by one to be provided with the bumps, and the hubs can be placed on the disc 8 at intervals through the intervals of the bumps, so that when being quenched, the hubs cannot be affected mutually, and the hubs can be conveniently assembled and disassembled, and when being quenched, the wire roller 5 is driven by the motor 4 to drive the supporting plate 6 to move upwards, when the rectangular frame is arranged on the supporting plate 6 and placed in the heating bin 9, a closed space is formed between the heating bin 9 and the supporting plate 6, and then the insulating layer 16 is arranged in the heating bin 9, so that the stable temperature in the heating bin 9 is ensured, and good quenching treatment can be performed on the hubs.

In embodiment 2, as shown in fig. 2, when the interior of the furnace 2 is heated, as the internal air pressure rises, when the air pressure reaches a certain value, the baffle plate 11 is pushed away, and the hot air flow is sent out to heat the interior of the heating chamber 9, and meanwhile, part of the hot air flow enters the heat return pipeline 13, and flows back into the furnace 2 by driving the fan wheel 14 to rotate and being driven by the fan wheel 14, so that the air pressure of the heating chamber 9 is reduced, and meanwhile, the back-flowing hot air flow generates a pressurization effect on the interior of the furnace 2, so that the fuel in the furnace 2 can be fully combusted, and the utilization efficiency of the fuel is improved.

Embodiment 3, as shown in fig. 1, when the layer board 6 descends, the heat-treated hub and the cooling pool 17 are internally provided with cooling liquid to contact each other, and a large amount of steam is generated, because the cooling pool 17 is arranged below the ground, and further the steam escaping upwards is extracted by the ventilator 18 and sent to the external matching device, and further utilized, the utilization efficiency of energy is improved, and simultaneously, because the cooling pool 17 is arranged at the position, the ventilator 18 can not be arranged at an overhigh position, the safety degree is improved, and the maintenance of the ventilator 18 is facilitated.

The working principle is as follows: after hubs needing to be quenched are placed on the disc 8 at equal intervals through the bumps arranged on the disc 8, the hubs can be placed on the disc at intervals through the intervals of the bumps, when the hubs are quenched, the hubs cannot be influenced mutually, the hubs are convenient to assemble and disassemble, the motor 4 is controlled to act through an external control device, the wire roller 5 is driven to rotate through the rotation of the output end of the motor 4, the steel cable is wound and unwound through the rotation of the wire roller 5, the supporting plate 6 is further lifted, the supporting plate 6 drives the hubs placed on the disc 8 to ascend into the heating bin 9, then the insulating layer 16 is arranged in the heating bin 9 in a matched mode, the temperature inside the heating bin 9 is ensured to be stable, the hubs can be subjected to good quenching treatment, and after the air pressure inside the furnace 2 continuously rises to a certain value along with the heating inside the furnace 2, the baffle 11 is compressed by the spring 12 through the baffle 11, the flame in the stove 2 is sent to the heating bin 9 along with the air pressure to heat the wheel hub, meanwhile, because of the air pressure, the air flow of the heating pipeline 10 enters the heat return pipeline 13 at the same time, and pushes the fan wheel 14, the hot air of the heat return pipeline 13 flows back to the inside of the stove 2 by the movement of the fan wheel 14, and flows back to the stove 2, so that the air pressure of the heating bin 9 can be reduced, meanwhile, the back-flowing hot air flow generates the effect of pressurizing the inside of the stove 2, so that the fuel in the stove 2 can be fully combusted, the utilization efficiency of the fuel is improved, when the wheel hub is quenched, the temperature in the stove 2 is synchronously displayed on an external control device through the temperature sensing device 15, after the wheel hub is treated to a certain stage, the external control device controls the action of the motor 4 again, the cooling pool 17 is placed under the supporting plate 6 to be cooled, the hot air generated by cooling is further cooled by the air exchange device 18, and meanwhile, due to the influence of the arrangement position of the cooling pool 17, the ventilation equipment 18 cannot be arranged at an overhigh position, so that the safety degree is improved, and the ventilation equipment 18 is convenient to overhaul.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the invention, and thus, the present embodiments are exemplary and non-limiting, and the scope of the invention is defined by the appended claims, rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, without any reference thereto being construed as limiting the claims concerned.

Claims

1. The utility model provides an automatic guenching unit after motorcycle aluminum alloy wheel hub drawing of patterns, includes base (1), its characterized in that: the top of the base (1) is fixedly provided with a stove (2), one side of the stove (2) is fixedly provided with a heating chamber (3), the top of the inner cavity of the heating chamber (3) is fixedly provided with a motor (4), the output end of the motor (4) is fixedly provided with a wire roller (5), the wire roller (5) is provided with a supporting plate (6) through the transmission of a steel cable, a support post (7) is fixedly arranged in the supporting plate (6), a disc (8) is fixedly arranged on the outer surface of the strut (7), a heating chamber (9) is fixedly arranged in the heating chamber (3), the heating bin (9) is communicated with the stove (2) through a heating pipeline (10), a baffle plate (11) is movably arranged in the heating pipeline (10), a spring (12) is arranged on the side wall of the baffle plate (11), the heating pipeline (10) is communicated with a heat return pipeline (13), a fan wheel (14) is arranged in the heat return pipeline (13), a temperature sensing device (15) is fixedly arranged inside the stove (2), an insulating layer (16) is fixedly arranged inside the side wall of the heating bin (9), a cooling pool (17) is arranged under the heating chamber (3), and air exchange equipment (18) is fixedly arranged on two sides of the cooling pool (17).

2. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: the number of the line rollers (5) is four, and the line rollers (5) are symmetrically arranged on one side of four top angles of the heating bin (9).

3. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: the top of the supporting plate (6) is fixedly provided with a rectangular frame with the outer size matched with the inner size of the heating bin (9), and the mounting position of the supporting column (7) is located at the center of the rectangular frame.

4. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, wherein: rectangular through holes which correspond to each other in position and are the same in size are formed in the bottoms of the heating bin (9), the heating chamber (3) and the base (1) respectively.

5. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: the quantity of disc (8) is two, two the top of disc (8) all is provided with the lug and the quantity of round platform form eight and is set up in the top of disc (8) with pillar (7) and surrounding point and be the annular array form.

6. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: one end, far away from the heating pipeline (10), of the heat return pipeline (13) is communicated with the stove (2), and the position of the communication port is arranged above the temperature sensing device (15).

7. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: the number of baffle (11) is two and be semi-circular, two baffle (11) set up in heating tube (10) with the form of mutual symmetry and are close to the inside of heating chamber (9) one end, the lateral wall of heating tube (10) and baffle (11) all is provided with the recess with spring (12) size looks adaptation.

8. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: the number of the heat preservation layers (16) is two, the two heat preservation layers (16) are respectively arranged on the inner side and the outer side of the heating bin (9), and a protection layer is arranged between the two heat preservation layers (16).

9. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: the number of the fan wheels (14) is three, and the three fan wheels (14) are arranged in the heat return pipeline (13) at equal intervals.

10. The automatic quenching device for the demolded motorcycle aluminum alloy hub of claim 1, which is characterized in that: the installation position of the cooling pool (17) is arranged below the ground, the number of the ventilation devices (18) is two, and the two ventilation devices (18) are symmetrically arranged on two sides of the cooling pool (17).