阅读说明：本技术 一种汽车铝合金轮毂制造成型后热处理工艺 (Heat treatment process after manufacturing and forming of automobile aluminum alloy hub ) 是由 王慧 于 2021-07-23 设计创作，主要内容包括：本发明涉及一种汽车铝合金轮毂制造成型后热处理工艺,该汽车铝合金轮毂制造成型后热处理工艺采用如下汽车铝合金轮毂制造成型后热处理装置,该汽车铝合金轮毂制造成型后热处理装置包括底座、淬火炉、冷却筒和执行机构,所述的底座上下端面之间从左往右依次开设有安装通槽和冷却通槽,安装通槽内设置有淬火炉,底座下端面上位于冷却通槽外侧设置有冷却筒,底座上端面上位于冷却通槽上端设置有执行机构；本发明能够解决现有技术对汽车铝合金轮毂进行热处理的过程中存在的：对汽车铝合金轮毂进行加热的效率较低；对经过加热后的汽车铝合金轮毂进行冷却降温的效率较低等问题。(The invention relates to a heat treatment process after manufacturing and forming of an automobile aluminum alloy hub, which adopts a heat treatment device after manufacturing and forming of the automobile aluminum alloy hub, wherein the heat treatment device after manufacturing and forming of the automobile aluminum alloy hub comprises a base, a quenching furnace, a cooling cylinder and an actuating mechanism, an installation through groove and a cooling through groove are sequentially arranged between the upper end surface and the lower end surface of the base from left to right, the quenching furnace is arranged in the installation through groove, the cooling cylinder is arranged on the lower end surface of the base and positioned outside the cooling through groove, and the actuating mechanism is arranged on the upper end surface of the base and positioned at the upper end of the cooling through groove; the invention can solve the problems existing in the prior art that the heat treatment process of the automobile aluminum alloy hub comprises the following steps: the efficiency of heating the automobile aluminum alloy hub is low; the efficiency of cooling the automobile aluminum alloy wheel hub after heating is low, and the like.)

1. The utility model provides a heat treatment process after car aluminum alloy wheel hub makes shaping, this heat treatment process after car aluminum alloy wheel hub makes shaping adopts following car aluminum alloy wheel hub to make shaping after heat treatment device, this heat treatment device after car aluminum alloy wheel hub makes shaping includes base (1), quenching furnace (2), cooling cylinder (3) and actuating mechanism (4), its characterized in that: base (1) about between the terminal surface turn right from a left side and seted up the installation in proper order and lead to groove and cooling and lead to the groove, the installation leads to the inslot and is provided with quenching furnace (2), lie in the cooling and lead to the groove outside and be provided with cooling cylinder (3) under base (1), lie in the cooling and lead to the groove upper end on base (1) up end and be provided with actuating mechanism (4), wherein:

the actuating mechanism (4) comprises a rectangular supporting plate (40), an opening and closing branched chain (41), a bearing branched chain (42), a push-pull branched chain (43), a supporting frame (44), a lifting cylinder (45), a motor frame (46), a driving motor (47), a circular top plate (48) and a connecting branched chain (49), rectangular grooves are formed in the front end and the rear end of the circular through groove on the upper end face of the base (1), the rectangular supporting plates (40) positioned in the rectangular grooves are arranged on the opposite side walls of the rectangular grooves in a hinged mode, the opening and closing branched chain (41) is arranged between the lower ends of the rectangular supporting plates (40), the bearing branched chain (42) is arranged between the upper ends of the rectangular supporting plates (40), the lower ends of the bearing branched chains (42) are attached to the upper end face of the rectangular supporting plate (40), the push-pull branched chain (43) is arranged on the right side of the cooling through groove on the upper end face of the base (1), the supporting frame (44) is arranged above the cooling through groove on the upper end face of the base (1), a lifting cylinder (45) is arranged in the middle of the supporting frame (44), a motor frame (46) is arranged at the lower end of the lifting cylinder (45) and penetrates through the supporting frame (44), a driving motor (47) is arranged inside the motor frame (46), a circular top plate (48) is arranged at the lower end of the motor frame (46) in a rotating fit mode, fan-shaped through grooves I are uniformly formed between the upper end face and the lower end face of the circular top plate (48), and a connecting branch chain (49) corresponding to the bearing branch chain (42) is arranged at the lower end of the circular top plate (48);

When the heat treatment device is used for treating the automobile aluminum alloy hub after the automobile aluminum alloy hub is manufactured and molded, the following steps are included:

s1, manufacturing the hub: processing the hub manufacturing raw material to obtain a hub to be subjected to quenching treatment;

s2, device check: before starting the heat treatment device after the automobile aluminum alloy hub is manufactured and molded, carrying out routine inspection on the device before operation;

s3, hub quenching: the wheel hubs to be quenched are sequentially placed at the upper ends of the supporting branched chains (42), then the pushing branched chains and the wheel hubs are driven to enter the quenching furnace (2) through the pushing branched chains, and then the wheel hubs can be quenched through the quenching furnace (2);

s4, taking out the hub: after the hub is quenched in the step S3, the push-pull branched chain (43) can drive the hub to reset rightwards, then the lifting cylinder (45) can drive the connecting branched chain (49) to clamp with the bearing branched chain (42) downwards, and then the lifting cylinder (45) moves the indirect belt wheel hub upwards, so that the opening-closing branched chain (41) can drive the rectangular supporting plate (40) to turn upwards and no longer support the bearing branched chain (42);

s5, cooling and taking materials: then, the lifting cylinder (45) drives the wheel hub to move downwards into the cooling cylinder (3) for cooling, then the lifting cylinder (45) drives the wheel hub which is cooled indirectly to move upwards, then the opening and closing branched chain (41) drives the rectangular supporting plate (40) to reset, the lifting cylinder (45) drives the bearing branched chain (42) to reset downwards, the connecting branched chain (49) is separated from the bearing branched chain (42), and finally the wheel hub which is quenched is taken out upwards.

2. The heat treatment process for the automobile aluminum alloy hub after manufacturing and forming as claimed in claim 1, wherein the heat treatment process comprises the following steps: the opening and closing branched chain (41) comprises an adjusting cylinder (410), a semi-annular plate (411) and a lifting rod (412), the adjusting cylinder (410) is arranged on the right side wall of the cooling cylinder (3), the semi-annular plate (411) corresponding to the cooling cylinder (3) is installed at the upper end of the adjusting cylinder (410), the lifting rod (412) is arranged at the upper ends of the front side and the rear side of the semi-annular plate (411), a lifting through groove which corresponds to the lifting rod (412) and is communicated with the rectangular groove is symmetrically formed in the front and rear of the lower end face of the base (1), and the upper end of the lifting rod (412) is located in the lifting through groove.

3. The heat treatment process for the automobile aluminum alloy hub after manufacturing and forming as claimed in claim 1, wherein the heat treatment process comprises the following steps: the supporting branched chain (42) comprises connecting blocks (420), annular plates (421), supporting circular plates (422), limiting outer strips (423), limiting inner strips (424) and arc-shaped inserting plates (425), the annular plates (421) are annularly arranged between the upper ends of the rectangular supporting plates (40) through the connecting blocks (420) which are annularly arranged, the annular plates (421) which are positioned below the middle parts of the circular top plates (48) are also arranged between the annular plates (421) which are annularly arranged through the connecting blocks (420) which are evenly arranged, the supporting circular plates (422) are arranged at the lower ends of the inner sides of the annular plates (421) in a rotating fit mode, the lower end faces of the supporting circular plates (422) on the front side and the rear side are respectively attached to the upper end faces of the rectangular supporting plates (40) on the front side and the rear side, the limiting outer strips (423) are annularly arranged at the upper ends of the annular plates (421), the annular plates (421) are made of metal materials which can be magnetically adsorbed, the limiting inner strips (424) corresponding to the limiting outer strips (423) are evenly arranged on the upper end faces of the supporting circular plates (422), except the bearing plectane (422) at middle part all the other bearing plectanes (422) middle parts have all been seted up the arc and have been led to the groove, and be provided with arc picture peg (425) on the logical lateral wall of groove of arc, the joint groove has been seted up in the bearing plectane (422) at middle part, and evenly seted up fan-shaped logical groove two on the bearing plectane (422).

4. The heat treatment process for the automobile aluminum alloy hub after manufacturing and forming as claimed in claim 1, wherein the heat treatment process comprises the following steps: the push-pull branched chain (43) comprises mounting blocks (430), limiting guide rods (431), a rotating lead screw (432), a rotating motor (433), driven strips (434) and a semi-annular push plate (435), wherein the mounting blocks (430) are arranged on the left side and the right side of a rectangular groove on the upper end face of the base (1), the limiting guide rods (431) are arranged between the mounting blocks (430) on the front side, the rotating lead screw (432) is arranged between the mounting blocks (430) on the rear side in a rotating fit mode, the rotating motor (433) penetrates through the mounting blocks (430) and is arranged at the right end of the rotating lead screw (432), the rotating motor (433) is arranged on the upper end face of the base (1) through a motor base, the driven strips (434) are arranged between the rotating lead screw (432) and the limiting guide rods (431), grooves corresponding to the driven strips (434) are symmetrically formed in the front and back mode of the lower end of the support frame (44), and the driven strips (434) and the limiting guide rods (431) are in a left-right sliding fit mode, The left side surface of the driven bar (434) is provided with a semi-annular push plate (435), and the inside of the semi-annular push plate (435) is provided with a first electromagnet.

5. The heat treatment process for the automobile aluminum alloy hub after manufacturing and forming as claimed in claim 3, wherein the heat treatment process comprises the following steps: the connecting branch chain (49) comprises a connecting middle rod (490), a connecting rotating rod (491), a pressure spring rod I (492), a clamping block (493), a driven chain wheel (494), a transmission chain (495), a rotating motor (496) and a motor bracket (497), the middle part of the lower end surface of the circular top plate (48) is provided with the connecting middle rod (490), the outer side of the fan-shaped through groove I on the lower end surface of the circular top plate (48) is annularly provided with the connecting rotating rod (491) corresponding to the bearing circular plate (422) through rotating fit, the lower end of the connecting middle rod (490) is provided with an installation clamping groove, the clamping block (493) corresponding to the clamping groove is arranged in the installation clamping groove through the pressure spring rod I (492), the lower end of the connecting rotating rod (491) is provided with a plugging through groove corresponding to the arc-shaped inserting plate (425), the upper end of the connecting rotating rod (491) penetrates through the circular top plate (48) and is provided with the driven chain wheel (494), and the driven chain wheels (494) are connected through a transmission chain (495), the upper end of one driven chain wheel (494) is provided with a rotating motor (496), and the rotating motor (496) is arranged on the upper end surface of the circular top plate (48) through a motor bracket (497).

6. The heat treatment process for the automobile aluminum alloy hub after manufacturing and forming as claimed in claim 1, wherein the heat treatment process comprises the following steps: rectangle layer board (40) up end middle part right side all be provided with arc right board (401), rectangle layer board (40) up end is located arc right board (401) left side and has seted up the arc spout corresponding with arc right board (401), be provided with arc left board (403) through compression spring pole two (402) on the arc spout lower wall, and arc left board (403) upper end sets up for the slope.

7. The heat treatment process for the automobile aluminum alloy hub after manufacturing and forming as claimed in claim 3, wherein the heat treatment process comprises the following steps: and a limiting round block (498) is arranged on the outer side surface of the connecting rotating rod (491) and positioned at the lower end of the circular top plate (48).

8. The heat treatment process for the automobile aluminum alloy hub after manufacturing and forming as claimed in claim 1, wherein the heat treatment process comprises the following steps: the motor bracket (497) is made of metal materials capable of being attracted by magnetic force, and the front end of the support frame (44) is provided with a second electromagnet corresponding to the motor bracket (497).

Technical Field

The invention relates to the field of hub processing, in particular to a heat treatment process after manufacturing and molding of an automobile aluminum alloy hub.

Background

The automobile hub is a wheel core rotating part which is formed by connecting the inner profile steel of a tire through an upright post, namely a metal part which supports the center of the tire and is arranged on a shaft, the number of vehicles in the existing society is increased year by year, the number of the automobile hubs is increased, therefore, a large number of hub manufacturing enterprises are arranged in the existing market, aluminum alloy hubs, however, typically require heat treatment during their manufacture, which is commonly referred to as quenching, wherein the purpose of quenching is to cause the super-cooled austenite to undergo martensite or bainite transformation to obtain a martensite or bainite structure, then the steel is tempered at different temperatures to greatly improve the rigidity, hardness, wear resistance, fatigue strength, toughness and the like of the steel, thereby meeting different use requirements of various mechanical parts and tools, and meeting special physical and chemical properties of ferromagnetism, corrosion resistance and the like of certain special steel materials through quenching, and the process of quenching the automobile aluminum alloy hub is particularly important;

the following problems generally exist in the heat treatment process of the automobile aluminum alloy wheel hub in the prior art:

1. in the prior art, generally, an automobile aluminum alloy hub is stacked on a hub placing frame, and then the hub placing frame and the hub are quenched together, so that a quenching furnace needs to heat the hub and the placing frame, and the efficiency of quenching the hub is reduced under the same condition;

2. When the existing hub after quenching is cooled, the hub can not be driven to rotate normally, and water can not be driven to flow, so that the temperature of the cooling liquid close to the hub is high, the temperature rising speed of the cooling liquid far away from the hub is low, and the efficiency and the effect of cooling the hub are reduced.

Disclosure of Invention

In order to solve the problems, the invention provides a heat treatment process after manufacturing and forming of an automobile aluminum alloy hub, which adopts a heat treatment device after manufacturing and forming of the following automobile aluminum alloy hub, the heat treatment device after manufacturing and forming of the automobile aluminum alloy hub comprises a base, a quenching furnace, a cooling cylinder and an actuating mechanism, an installation through groove and a cooling through groove are sequentially arranged between the upper end surface and the lower end surface of the base from left to right, the quenching furnace is arranged in the installation through groove, the cooling cylinder is arranged on the lower end surface of the base and positioned outside the cooling through groove, and the actuating mechanism is arranged on the upper end surface of the base and positioned at the upper end of the cooling through groove, wherein:

the actuating mechanism comprises a rectangular supporting plate, an opening and closing branched chain, a bearing branched chain, a push-pull branched chain, a supporting frame, a lifting air cylinder, a motor frame, a driving motor, a circular top plate and a connecting branched chain, wherein rectangular grooves are formed in the front end and the rear end of the circular through groove on the upper end face of the base, the rectangular supporting plates in the rectangular grooves are arranged on the opposite side walls of the rectangular grooves in a hinged mode, the opening and closing branched chain is arranged between the lower ends of the rectangular supporting plates, the bearing branched chain is arranged between the upper ends of the rectangular supporting plates, the lower ends of the bearing branched chains are attached to the upper end face of the rectangular supporting plate, the push-pull branched chain is arranged on the right side of the cooling through groove on the upper end face of the base, the supporting frame is arranged above the cooling through groove on the upper end face of the base, the lifting air cylinder is arranged in the middle of the supporting frame, the motor frame is provided with the motor frame through the supporting frame, the driving motor frame is internally provided with the circular top plate through rotating fit, a fan-shaped through groove I is uniformly formed between the upper end face and the lower end face of the circular top plate, and a connecting branched chain corresponding to the bearing branched chain is arranged at the lower end of the circular top plate;

When the heat treatment device is used for treating the automobile aluminum alloy hub after the automobile aluminum alloy hub is manufactured and molded, the following steps are included:

s1, manufacturing the hub: processing the hub manufacturing raw material to obtain a hub to be subjected to quenching treatment;

s2, device check: before starting the heat treatment device after the automobile aluminum alloy hub is manufactured and molded, carrying out routine inspection on the device before operation;

s3, hub quenching: the wheel hubs to be quenched are sequentially placed at the upper ends of the supporting branched chains, then the pushing branched chains and the wheel hubs are driven to enter the quenching furnace through the pushing branched chains, and then the wheel hubs can be quenched through the quenching furnace;

s4, taking out the hub: after the hub is quenched in the step S3, the push-pull branched chain can drive the hub to reset rightwards, then the lifting cylinder can drive the connecting branched chain to clamp the connecting branched chain downwards with the bearing branched chain, and then the lifting cylinder moves the indirect belt wheel hub upwards, so that the opening-closing branched chain can drive the rectangular supporting plate to turn upwards and no longer support the bearing branched chain;

s5, cooling and taking materials: then the lifting cylinder drives the wheel hub to enter the cooling cylinder downwards for cooling, then the lifting cylinder drives the wheel hub after cooling to move upwards indirectly, then the opening and closing branched chain drives the rectangular supporting plate to reset, the lifting cylinder drives the bearing branched chain to reset downwards, the connecting branched chain is separated from the bearing branched chain, and finally the wheel hub after quenching treatment is taken out upwards.

As a preferred technical scheme of the invention, the opening and closing branched chain comprises an adjusting cylinder, a semi-annular plate and a lifting rod, the adjusting cylinder is arranged on the right side wall of the cooling cylinder, the semi-annular plate corresponding to the cooling cylinder is installed at the upper end of the adjusting cylinder, the lifting rods are arranged at the upper ends of the front side and the rear side of the semi-annular plate, lifting through grooves corresponding to the lifting rods and communicated with the rectangular grooves are symmetrically formed in the front and the rear of the lower end surface of the base, and the upper ends of the lifting rods are positioned in the lifting through grooves.

As a preferred technical scheme of the invention, the supporting branched chain comprises connecting blocks, annular plates, supporting circular plates, limiting outer strips, limiting inner strips and arc-shaped inserting plates, wherein the annular plates are annularly arranged between the upper ends of the rectangular supporting plates through the annularly arranged connecting blocks, the annular plates positioned below the middle parts of the circular top plates are also arranged between the annularly arranged annular plates through the uniformly arranged connecting blocks, the supporting circular plates are arranged at the lower ends of the inner sides of the annular plates in a rotating fit manner, the lower end surfaces of the supporting circular plates at the front side and the rear side are respectively attached to the upper end surfaces of the rectangular supporting plates at the front side and the rear side, the limiting outer strips are annularly arranged at the upper ends of the annular plates, the annular plates are made of metal materials capable of being adsorbed by magnetic force, the limiting inner strips corresponding to the limiting outer strips are uniformly arranged on the upper end surfaces of the supporting circular plates, the arc-shaped through grooves are formed in the middles of the other supporting circular plates except for the middle supporting, and one side wall of the arc-shaped through grooves is provided with the arc-shaped inserting plates, the bearing plectane at middle part has seted up the joint groove, has evenly seted up fan-shaped logical groove two on the bearing plectane.

As a preferred technical scheme of the invention, the push-pull branched chain comprises mounting blocks, limiting guide rods, a rotating lead screw, a rotating motor, driven strips and a semi-annular push plate, wherein the mounting blocks are arranged on the left side and the right side of a rectangular groove on the upper end surface of a base, the limiting guide rods are arranged between the mounting blocks on the front side, the rotating lead screw is arranged between the mounting blocks on the rear side in a rotating fit manner, the rotating motor is arranged at the right end of the rotating lead screw through the mounting blocks, the rotating motor is mounted on the upper end surface of the base through a motor base, the driven strips are arranged between the rotating lead screw and the limiting guide rods, grooves corresponding to the driven strips are symmetrically formed in the front and back of the lower end of a support frame, the driven strips are in left-right sliding fit with the limiting guide rods and are in threaded fit with the rotating lead screw, the semi-annular push plate is arranged on the left side of the driven strips, and an electromagnet I is arranged inside the semi-annular push plate.

As a preferred technical scheme of the invention, the connecting branched chain comprises a connecting middle rod, a connecting rotating rod, a first compression spring rod, a clamping block, a driven chain wheel, a transmission chain, a rotating motor and a motor bracket, wherein the middle part of the lower end surface of a circular top plate is provided with the connecting middle rod, the connecting rotating rod corresponding to a supporting circular plate is annularly arranged on the outer side of a first fan-shaped through groove on the lower end surface of the circular top plate in a rotating matching manner, the lower end of the connecting middle rod is provided with an installation clamping groove, the clamping block corresponding to the clamping groove is arranged in the installation clamping groove through the first compression spring rod, and the lower end of the connecting rotating rod is provided with a splicing through groove corresponding to the arc-shaped inserting plate, the upper end of the connecting rotating rod penetrates through the round top plate to be provided with driven chain wheels which are connected through a transmission chain, the upper end of one of the driven chain wheels is provided with a rotating motor, and the rotating motor is arranged on the upper end surface of the circular top plate through a motor bracket.

According to a preferred technical scheme, the right side of the middle part of the upper end surface of the rectangular supporting plate is provided with an arc-shaped right plate, the left side of the upper end surface of the rectangular supporting plate, which is positioned on the arc-shaped right plate, is provided with an arc-shaped chute corresponding to the arc-shaped right plate, the lower side wall of the arc-shaped chute is provided with an arc-shaped left plate through a compression spring rod II, and the upper end of the arc-shaped left plate is obliquely arranged; during specific work, the arc left plate can carry out accurate spacing to the bearing plectane under the cooperation of the arc right plate, when the push-and-pull branch chain drove the bearing plectane and move toward the hardening furnace left side in the time to and when reseing the bearing plectane from the hardening furnace right side, the arc left plate can be in the effect of bearing plectane downstream to the arc spout.

As a preferred technical scheme of the invention, the outer side surface of the connecting rotating rod, which is positioned at the lower end of the round top plate, is provided with a limiting round block; when the cooling cylinder works, after the wheel hub is driven to move downwards into the cooling cylinder indirectly by the lifting cylinder, the limiting round block can limit the upper end of the wheel hub, so that the limiting round plate can be positioned at the upper end of cooling liquid in the cooling cylinder, and a rotating motor and a driving motor can be prevented from entering the cooling liquid.

As a preferred technical scheme of the invention, the motor bracket is made of metal material which can be adsorbed by magnetic force, and the front end of the support frame is provided with a second electromagnet which corresponds to the motor bracket; during specific work, after the hub and the bearing branched chain which are cooled down are indirectly driven to move upwards by the lifting cylinder, the output shaft of the driving motor stops rotating, then the electromagnet II is electrified to enable the electromagnet II to adsorb the motor bracket, the motor bracket can move to the front side of the base, and then the rectangular supporting plate can be driven to downwards overturn and reset through the opening and closing branched chain, so that the arc-shaped left plate and the arc-shaped right plate on the upper end of the bearing circular plate can limit the bearing circular plate.

The invention has the beneficial effects that:

the invention can solve the following problems in the heat treatment process of the automobile aluminum alloy hub in the prior art: a. in the prior art, generally, an automobile aluminum alloy hub is stacked on a hub placing frame, and then the hub placing frame and the hub are quenched together, so that a quenching furnace needs to heat the hub and the placing frame, and the efficiency of quenching the hub is reduced under the same condition; b. when the existing hub after quenching is cooled, the hub is not driven to rotate generally, and water is not driven to flow, so that the temperature of cooling liquid close to the hub is high, and the temperature rising speed of cooling liquid far away from the hub is low, and the efficiency and the effect of cooling the hub are reduced;

the bearing branched chain and the hub at the upper end of the bearing branched chain can be driven to move into the quenching furnace through the push-pull branched chain, and the bearing branched chain has smaller volume, so that the time for heating the bearing branched chain under the same condition is shorter, and the efficiency for quenching the hub is improved;

the wheel hub can be driven to rotate and displace while being cooled through the actuating mechanism, and compared with the prior art, the efficiency of cooling the wheel hub is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a process flow diagram of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of the present invention except for the quenching furnace;

FIG. 4 is a schematic structural diagram of the base, the cooling cylinder, the rectangular supporting plate, the arc-shaped right plate, the second compression spring rod, the arc-shaped left plate, the opening and closing branched chain and the push-pull branched chain;

FIG. 5 is a schematic structural view of the base, the support frame, the lifting cylinder, the motor frame, the driving motor, the circular top plate and the connecting branch chain of the present invention;

FIG. 6 is a schematic view of a portion of the base and actuator of the present invention;

FIG. 7 is a schematic view of a portion of the base and actuator of the present invention (from top to bottom);

fig. 8 is a schematic view of the structure between the present invention and the hub.

In the figure, 1, a base; 2. a quenching furnace; 3. a cooling cylinder; 4. an actuator; 40. a rectangular pallet; 41. opening and closing the branched chain; 42. supporting the branched chain; 43. pushing and pulling the branched chain; 44. a support frame; 45. a lifting cylinder; 46. a motor frame; 47. a drive motor; 48. a circular top plate; 49. connecting a branched chain; 401. an arc-shaped right plate; 402. a second compression spring rod; 403. an arc-shaped left plate; 410. an adjusting cylinder; 411. a semi-annular plate; 412. a lifting rod; 420. connecting blocks; 421. an annular plate; 422. supporting the circular plate; 423. limiting outer strips; 424. limiting the inner strip; 425. an arc-shaped inserting plate; 430. mounting blocks; 431. a limiting guide rod; 432. rotating the lead screw; 433. a rotating electric machine; 434. a driven bar; 435. a semi-annular push plate; 490. connecting the middle rod; 491. connecting the rotating rod; 492. a first compression spring rod; 493. a clamping block; 494. a driven sprocket; 495. a drive chain; 496. rotating the motor; 497. a motor bracket; 498. and a limiting round block.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 8, the heat treatment process after the manufacturing and forming of the automobile aluminum alloy hub adopts a heat treatment device after the manufacturing and forming of the automobile aluminum alloy hub, the heat treatment device after the manufacturing and forming of the automobile aluminum alloy hub comprises a base 1, a quenching furnace 2, a cooling cylinder 3 and an actuating mechanism 4, an installation through groove and a cooling through groove are sequentially formed between the upper end surface and the lower end surface of the base 1 from left to right, the quenching furnace 2 is arranged in the installation through groove, the cooling cylinder 3 is arranged on the lower end surface of the base 1 and positioned outside the cooling through groove, and the actuating mechanism 4 is arranged on the upper end surface of the base 1 and positioned at the upper end of the cooling through groove;

the actuating mechanism 4 comprises a rectangular supporting plate 40, an opening and closing branched chain 41, a supporting branched chain 42, a push-pull branched chain 43, a supporting frame 44, a lifting cylinder 45, a motor frame 46, a driving motor 47, a circular top plate 48 and a connecting branched chain 49, rectangular grooves are formed in the front end and the rear end of the circular through groove on the upper end face of the base 1, the rectangular supporting plate 40 in the rectangular grooves is arranged on the opposite side walls of the rectangular grooves in a hinged mode, the opening and closing branched chain 41 is arranged between the lower ends of the rectangular supporting plate 40, the supporting branched chain 42 is arranged between the upper ends of the rectangular supporting plate 40, the lower end of the supporting branched chain 42 is attached to the upper end face of the rectangular supporting plate 40, the push-pull branched chain 43 is arranged on the right side of the cooling through groove on the upper end face of the base 1, the supporting frame 44 is arranged above the cooling through groove on the upper end face of the base 1, the lifting cylinder 45 penetrates through the supporting frame 44 and is provided with the motor frame 46, a driving motor 47 is arranged in the motor frame 46, a circular top plate 48 is arranged at the lower end of the motor frame 46 in a rotating fit manner, a fan-shaped through groove I is uniformly formed between the upper end surface and the lower end surface of the circular top plate 48, and a connecting branch chain 49 corresponding to the bearing branch chain 42 is arranged at the lower end of the circular top plate 48;

During specific work, the actuating mechanism 4 can sequentially drive the hubs to enter the quenching furnace 2 and the cooling cylinder 3; firstly, the hubs are sequentially placed at the upper ends of the supporting branched chains 42, then the push-pull branched chains 43 and the hubs can be driven to enter the quenching furnace 2 leftwards through the push-pull branched chains 43, after the hub is quenched in the quenching furnace 2, the push-pull branched chain 43 can drive the bearing branched chain 42 and the hub to reset rightwards, then the lifting cylinder 45 can drive the connecting branched chain 49 to move downwards, so that the connecting branched chain 49 can be clamped with the bearing branched chain 42, and then the output shaft of the driving motor 47 can drive the circular top plate 48 to rotate clockwise, so that the connecting branched chain 49 can be stably connected with the bearing branched chain 42, then the telescopic cylinder drives the bearing branched chain 42 and the hub to move upwards for a proper distance through the connecting branched chain 49, the opening and closing branched chain 41 can turn the rectangular supporting plate 40 upwards along the hinged position, so that the rectangular supporting plate 40 cannot block the bearing branched chain 42;

then the lifting cylinder 45 drives the connecting branched chain 49, the bearing branched chain 42 and the hub to downwards enter the cooling cylinder 3 again, so that the cooling liquid in the cooling cylinder 3 can cool the hub, at the moment, the output shaft of the driving motor 47 can rotate to drive the hub to rotate along the output shaft of the driving motor 47 indirectly through the circular top plate 48, meanwhile, the connecting branched chain 49 can also drive the bearing branched chain 42 and the hub to rotate along the central axis of the hub, so that the hub can be cooled more quickly and uniformly in the rotating process, after the cooling of the hub is completed, the lifting cylinder 45 indirectly drives the hub to upwards move above the rectangular supporting plate 40, then the opening and closing branched chain 41 drives the rectangular supporting plate 40 to downwards reset, then the lifting cylinder 45 drives the connecting branched chain 49 and the bearing branched chain 42 to downwards move again, so that the bearing branched chain 42 can be positioned at the upper end of the rectangular supporting plate 40, then the output shaft of the driving motor 47 drives the connecting branched chain 49 to rotate anticlockwise through the circular top plate 48, so that the connecting branched chain 49 is not connected with the bearing branched chain 42 any more, then the lifting cylinder 45 drives the connecting branched chain 49 to be separated from the bearing branched chain 42 upwards, and finally the hub which is quenched is taken out upwards.

The right side of the middle part of the upper end face of the rectangular supporting plate 40 is provided with an arc-shaped right plate 401, the upper end face of the rectangular supporting plate 40, which is positioned at the left side of the arc-shaped right plate 401, is provided with an arc-shaped sliding chute corresponding to the arc-shaped right plate 401, the lower side wall of the arc-shaped sliding chute is provided with an arc-shaped left plate 403 through a second compression spring rod 402, and the upper end of the arc-shaped left plate 403 is obliquely arranged; during specific work, the arc left plate 403 can accurately limit the bearing circular plate 422 under the cooperation of the arc right plate 401, and when the push-pull branched chain 43 drives the bearing circular plate 422 to move leftwards in the quenching furnace 2 and resets the bearing circular plate 422 rightwards in the quenching furnace 2, the arc left plate 403 can move downwards in the arc sliding groove under the action of the bearing circular plate 422.

The supporting branched chain 42 comprises connecting blocks 420, annular plates 421, supporting circular plates 422, limiting outer strips 423, limiting inner strips 424 and arc inserting plates 425, the annular plates 421 are annularly arranged between the upper ends of the rectangular supporting plates 40 through the connecting blocks 420 which are annularly arranged, the annular plates 421 positioned below the middle parts of the circular top plates 48 are also annularly arranged between the annular plates 421 through the connecting blocks 420 which are evenly arranged, the supporting circular plates 422 are respectively arranged at the lower ends of the inner sides of the annular plates 421 through rotating fit, the lower end surfaces of the supporting circular plates 422 at the front side and the rear side are respectively attached to the upper end surfaces of the rectangular supporting plates 40 at the front side and the rear side, the limiting outer strips 423 are annularly arranged at the upper ends of the annular plates 421, the annular plates 421 are made of metal materials which can be magnetically adsorbed, the limiting inner strips 424 corresponding to the limiting outer strips 423 are evenly arranged on the upper end surfaces of the supporting circular plates 422, the middle parts of the other supporting circular plates 422 except the supporting circular plates 422 at the middle part are respectively provided with arc through grooves, an arc-shaped inserting plate 425 is arranged on one side wall of the arc-shaped through groove, a clamping groove is formed in the supporting circular plate 422 in the middle, and fan-shaped through grooves II are uniformly formed in the supporting circular plate 422;

The push-pull branched chain 43 comprises mounting blocks 430, limiting guide rods 431, rotating lead screws 432, rotating motors 433, driven strips 434 and semi-annular push plates 435, the mounting blocks 430 are arranged on the left side and the right side of the rectangular groove on the upper end face of the base 1, the limiting guide rods 431 are arranged between the mounting blocks 430 on the front side, the rotating lead screws 432 are arranged between the mounting blocks 430 on the rear side in a rotating fit manner, the rotating motors 433 are arranged at the right ends of the rotating lead screws 432 penetrating through the mounting blocks 430, the rotating motors 433 are arranged on the upper end face of the base 1 through motor bases, a driven bar 434 is arranged between the rotary screw 432 and the limiting guide rod 431, grooves corresponding to the driven bar 434 are symmetrically formed in the front and back of the lower end of the support frame 44, the driven bar 434 is in left-right sliding fit with the limiting guide rod 431 and is in threaded fit with the rotary screw 432, a semi-annular push plate 435 is arranged on the left side surface of the driven bar 434, and a first electromagnet is arranged inside the semi-annular push plate 435;

during specific work, the bearing branched chain 42 can bear the hub, and the push-pull branched chain 43 can drive the bearing branched chain 42 to move left and right; firstly, the wheel hub is sequentially placed at the upper end of the bearing circular plate 422, the side wall of the wheel hub can be positioned between the inner limiting strip 424 and the outer limiting strip 423, at the moment, the inner limiting strip 424 and the outer limiting strip 423 can limit the wheel hub, when the wheel hub needs to be quenched, the output shaft of the rotating motor 433 rotates to drive the rotating screw 432 to rotate, the rotating screw 432 can drive the semi-annular push plate 435 to move leftwards through the driven strip 434 when rotating, at the moment, the limiting guide rod 431 can limit and guide the driven strip 434, the bearing circular plate 422 and the wheel hub can be driven to move leftwards through the outer limiting strip 423 when the semi-annular push plate 435 moves leftwards to move into the quenching furnace 2, then the rotating motor 433 indirectly drives the semi-annular push plate 435 to separate from the quenching furnace 2 rightwards, when the wheel hub is quenched in the quenching furnace 2, the fan-shaped groove II can not block the rising of hot air, so that the effect of quenching on the wheel hub can not be affected, after the wheel hub is quenched in the quenching furnace 2, the rotary motor 433 indirectly drives the semi-annular push plate 435 to move leftwards to enable the left side face of the semi-annular push plate to be attached to the limiting outer strip 423, the electromagnet I is powered on to enable the limiting outer strip 423 to be adsorbed, and then the rotary motor 433 indirectly drives the bearing branched chain 42 and the wheel hub to reset rightwards.

The connecting branched chain 49 comprises a connecting middle rod 490, a connecting rotating rod 491, a compression spring rod 492, a clamping block 493, a driven sprocket 494, a transmission chain 495, a rotating motor 496 and a motor bracket 497, the middle part of the lower end surface of the circular top plate 48 is provided with the connecting middle rod 490, the connecting rotating rod 491 corresponding to the bearing circular plate 422 is annularly arranged on the outer side of the fan-shaped through groove on the lower end surface of the circular top plate 48 through rotating fit, the lower end of the connecting middle rod 490 is provided with an installation clamping groove, the clamping block 493 corresponding to the clamping groove is arranged in the installation clamping groove through the compression spring rod 492, the lower end of the connecting rotary rod 491 is provided with an inserting through groove corresponding to the arc-shaped inserting plate 425, the upper end of the connecting rotary rod 491 passes through the round top plate 48 and is provided with driven chain wheels 494, and the driven chain wheels 494 are connected through a transmission chain 495, one of the driven chain wheels 494 is provided with a rotating motor 496 at the upper end, and the rotating motor 496 is arranged on the upper end surface of the circular top plate 48 through a motor bracket 497;

the opening and closing branched chain 41 comprises an adjusting cylinder 410, a semi-annular plate 411 and a lifting rod 412, the adjusting cylinder 410 is arranged on the right side wall of the cooling cylinder 3, the semi-annular plate 411 corresponding to the cooling cylinder 3 is installed at the upper end of the adjusting cylinder 410, the lifting rod 412 is arranged at the upper ends of the front side and the rear side of the semi-annular plate 411, lifting through grooves corresponding to the lifting rod 412 and communicated with the rectangular grooves are symmetrically formed in the front and rear of the lower end surface of the base 1, and the upper ends of the lifting rods 412 are located in the lifting through grooves;

During specific work, the opening and closing branched chain 41 can adjust the rectangular supporting plate 40, and the connecting branched chain 49 can be connected with the bearing branched chain 42; when the hub is quenched and needs to be cooled, the lifting cylinder 45 indirectly drives the connecting rotating rod 491 and the connecting middle rod 490 to be inserted downwards into the corresponding arc-shaped through groove and the corresponding clamping groove, when the connecting middle rod 490 is inserted into the clamping groove, the clamping block 493 can be clamped with the clamping groove under the action of the first compression spring rod 492, when the connecting rotary rod 491 is inserted into the arc-shaped through groove, the output shaft of the driving motor 47 drives the circular top plate 48 to rotate anticlockwise, so that the arc-shaped inserting plate 425 in the arc-shaped through groove can be inserted into the inserting through groove, the connecting rotating rod 491 can be connected with the supporting circular plate 422 through the arc-shaped inserting plate 425, then the lifting cylinder 45 indirectly drives the bearing circular plate 422 to move upwards through the circular top plate 48, and then the adjusting cylinder 410 can move upwards through the semi-annular plate 411 and the lifting rod 412, so that the lifting rod 412 can pass through the lifting through groove to drive the opposite sides of the rectangular supporting plate 40 to turn upwards along the hinged part;

when the rectangular supporting plate 40 does not block the supporting branched chain 42 any more and the rectangular supporting plate 40 is in the inclined state, the lifting cylinder 45 drives the bearing branched chain 42 and the hub to be downwards inserted into the cooling cylinder 3 through the connecting branched chain 49, in the process, the first fan-shaped through groove and the second fan-shaped through groove can reduce the resistance of the cooling liquid to the circular top plate 48 and the supporting circular plate 422, and enable the cooling liquid to pass through, when the driving motor 47 drives the circular top plate 48 to rotate clockwise, the output shaft of the rotating motor 496 can rotate to drive the connecting rotating rod 491 through the driven sprocket 494 and the transmission chain 495, when the connecting rotating rod 491 rotates, the supporting circular plate 422 and the hub at the upper end thereof can be driven to rotate along the connecting rotating rod 491 through the arc inserting plate 425, the hub in the rotating process can be contacted with cooling liquid at different positions and at lower temperature, so that the efficiency and effect of cooling the hub can be improved;

After the hub is cooled, the output shaft of the driving motor 47 and the output shaft of the rotating motor 496 do not rotate any more, then the lifting cylinder 45 can indirectly drive the hub to be upwards separated from the cooling cylinder 3, then the adjusting cylinder 410 drives the lifting rod 412 to move downwards through the semi-annular plate 411, so that the lifting rod 412 does not limit and support the lower end of the rectangular supporting plate 40 any more, thereby enabling the rectangular supporting plate 40 to be downwards overturned and reset, then the lifting cylinder 45 drives the hub to move downwards, when the lower end face of the supporting circular plate 422 is attached to the upper end face of the rectangular supporting plate 40, the output shaft of the driving motor 47 drives the circular top plate 48 to rotate anticlockwise, thereby enabling the plugging arc plate to be separated from the plugging through groove, then the lifting cylinder 45 drives the connecting branch chain 49 to be upwards reset through the circular top plate 48, at the moment, the connecting rotating rod 491 and the connecting middle rod 490 are upwards separated from the arc through the plugging through groove, A clamping groove.

A limiting round block 498 is arranged on the outer side surface of the connecting rotating rod 491 and is positioned at the lower end of the round top plate 48; during specific work, after the wheel hub is indirectly driven by the lifting cylinder 45 to move downwards into the cooling cylinder 3, the limiting round block 498 can limit the upper end of the wheel hub, so that the limiting round plate can be located at the upper end of cooling liquid in the cooling cylinder 3, and the rotating motor 496 and the driving motor 47 can be prevented from entering the cooling liquid.

The motor bracket 497 is made of a metal material which can be adsorbed by magnetic force, and the front end of the support frame 44 is provided with a second electromagnet corresponding to the motor bracket 497; during specific work, after the hub and the bearing branched chain 42 which are cooled down are indirectly driven to move upwards by the lifting cylinder 45, the output shaft of the driving motor 47 stops rotating, then the electromagnet II is electrified to enable the electromagnet II to adsorb the motor bracket 497, the motor bracket 497 can move to the front side of the base 1, and then the rectangular supporting plate 40 can be driven to turn downwards to reset through the opening and closing branched chain 41, so that the arc-shaped left plate 403 and the arc-shaped right plate 401 at the upper end of the bearing circular plate 422 can limit the bearing circular plate 422.

When the heat treatment device is used for treating the automobile aluminum alloy hub after the automobile aluminum alloy hub is manufactured and molded, the following steps are included:

s1, manufacturing the hub: processing the hub manufacturing raw material to obtain a hub to be subjected to quenching treatment;

s2, device check: before starting the heat treatment device after the automobile aluminum alloy hub is manufactured and molded, carrying out routine inspection on the device before operation;

s3, hub quenching: the wheel hubs to be quenched are sequentially placed at the upper ends of the supporting branched chains 42, then the material pushing branched chains and the wheel hubs are driven to enter the quenching furnace 2 through the material pushing branched chains, and then the wheel hubs can be quenched through the quenching furnace 2;

S4, taking out the hub: after the hub is quenched in step S3, the push-pull branched chain 43 can drive the hub to reset to the right, then the lifting cylinder 45 can drive the connecting branched chain 49 to clamp the connecting branched chain 49 downwards with the bearing branched chain 42, and then the lifting cylinder 45 moves the indirect pulley hub upwards, so that the opening-closing branched chain 41 can drive the rectangular supporting plate 40 to turn upwards and no longer support the bearing branched chain 42;

s5, cooling and taking materials: then the lifting cylinder 45 drives the wheel hub to move downwards into the cooling cylinder 3 for cooling, then the lifting cylinder 45 drives the wheel hub which is cooled indirectly to move upwards, then the opening and closing branch chain 41 drives the rectangular supporting plate 40 to reset, the lifting cylinder 45 drives the bearing branch chain 42 to reset downwards indirectly, the connecting branch chain 49 is separated from the bearing branch chain 42, and finally the wheel hub which is quenched is taken out upwards.

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 essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.