CN214747278U - Automatic vacuum sintering furnace with medium-frequency induction heating - Google Patents
Automatic vacuum sintering furnace with medium-frequency induction heating Download PDFInfo
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- CN214747278U CN214747278U CN202120771240.7U CN202120771240U CN214747278U CN 214747278 U CN214747278 U CN 214747278U CN 202120771240 U CN202120771240 U CN 202120771240U CN 214747278 U CN214747278 U CN 214747278U
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Abstract
The utility model discloses an intermediate frequency induction heating's automatic vacuum sintering stove relates to sintering equipment technical field, and especially an intermediate frequency induction heating's automatic vacuum sintering stove, it includes: the device comprises a medium-frequency induction power supply, an induction coil, a vacuum pumping unit, a vacuum chamber, a feeding chamber and a discharging chamber; the utility model discloses automatic vacuum sintering stove is equipped with real empty room, is used for shifting the feed chamber and the play studio of material, and the volume of feed chamber and play studio is less usually, and the time of evacuation operation is short, and the energy that consumes is few, and real empty room is in vacuum state all the time, and it is few to introduce outside impurity, so heat energy is extravagant few. The staff sends the material that the suppression is good into the feed chamber, and the material is conveyed by the feed chamber, need not wait for, realizes continuous production. The utility model discloses still be equipped with feeding mechanism, feeding agencies and the material transport mechanism who shifts the material, shift the material under the drive of above-mentioned mechanism, use manpower sparingly, reduce manual operation intervention process, product quality and uniformity are more guaranteed.
Description
Technical Field
The utility model belongs to the technical field of sintering equipment technique and specifically relates to an automatic vacuum sintering stove of intermediate frequency induction heating.
Background
Sintering is an indispensable material preparation method, and the conventional material preparation methods mainly comprise pressureless sintering, hot pressing, hot isostatic pressing, microwave sintering, spark plasma sintering and the like. The implementation of various sintering methods is dependent on a specific sintering furnace. Among them, the vacuum sintering furnace is a sintering furnace that is commonly used for sintering metal and ceramic materials. Sintering ceramic, metal and some refractory intermetallic compound powder to obtain a material with certain compactness and mechanical strength. The basic principle of hot-pressing sintering is that under a certain high temperature, a certain pressure is applied to a sample, so that the contact and diffusion among different powder particles in a green body are realized by mass points in the green body particles under the dual actions of high temperature and mechanical force, air holes are eliminated, and finally the densification of the material is realized. The currently adopted hot-pressing sintering pressurization mode of mechanical pressurization is stable and reliable, but the flexibility is not enough.
The automatic vacuum sintering furnace for medium-frequency induction heating refers to the following steps: the vacuum sintering furnace is a furnace for performing protective sintering on a heated object in a vacuum environment, and the heating mode is various, such as resistance heating, induction heating, microwave heating and the like. The vacuum sintering furnace is a furnace for performing protective sintering on a heated object by utilizing induction heating, can be divided into types of power frequency, medium frequency, high frequency and the like, and can be classified as a subclass of vacuum sintering furnaces.
However, the existing vacuum sintering furnace has the problems of delay time for storing and taking materials, repeated vacuumizing and air discharging procedures, and complexity, the operation affects the sintering quality, the heat energy is wasted, and the service life of the furnace body is seriously affected due to repeated shock cooling and sudden heating.
Disclosure of Invention
The utility model provides an intermediate frequency induction heating's automatic vacuum sintering stove for solve among the prior art sintering stove production discontinuous, heat energy waste many, introduce the problem of impurity easily.
The utility model adopts the following technical scheme
An automatic vacuum sintering furnace with medium-frequency induction heating, comprising: the device comprises a medium-frequency induction power supply, an induction coil, a vacuum pumping unit, a vacuum chamber, a feeding chamber and a discharging chamber;
the induction coil main body is arranged in the vacuum chamber, and the induction coil is electrically connected with the medium-frequency induction power supply;
the vacuum pumping unit is used for pumping air of the vacuum chamber, the feeding chamber and the discharging chamber;
the feeding chamber and the discharging chamber are respectively arranged at two sides of the vacuum chamber;
the feed chamber comprises: the feeding mechanism is fixedly arranged in the feeding chamber body, and is provided with a movable end moving between the feeding door and the feeding door;
the ejection of compact room includes: the discharging chamber comprises a discharging chamber body, a material taking door, a discharging door and a material taking mechanism, wherein the discharging door is arranged on one side of the discharging chamber body adjacent to the vacuum chamber, the material taking door is arranged on one side of the discharging chamber body not adjacent to the vacuum chamber, the material taking mechanism is fixedly arranged inside the discharging chamber body, and the material taking mechanism is provided with a movable end moving between the material taking door and the discharging door;
the vacuum chamber includes: the vacuum chamber comprises a vacuum chamber body and a material conveying mechanism, wherein the material conveying mechanism is fixedly arranged inside the vacuum chamber body, and the material conveying mechanism is provided with a movable end which moves between the feeding door and the discharging door.
Further, still include: the rail penetrates through the feeding chamber body, the discharging chamber body and the vacuum chamber body;
the feeding mechanism moving end, the material taking mechanism moving end and the material conveying mechanism moving end are used for driving the rail car to move along the rail.
Further, the feeding mechanism includes: the telescopic rod, the first push block and the first elastic piece are hinged to the extending end of the telescopic rod, one end of the first elastic piece is abutted against the first push block, and the other end of the first elastic piece is abutted against the extending end of the telescopic rod;
the material taking mechanism and the feeding mechanism have the same structure.
Further, the material transfer mechanism includes: the vacuum chamber comprises a power device, a driving wheel, a driven wheel, a flexible cable, a conveying block, a second elastic piece and a second pushing block, wherein the power device body is fixedly connected with the vacuum chamber body, the output end of the power device is fixedly connected with the driving wheel, the driven wheel is rotatably connected with the vacuum chamber body, and the flexible cable sequentially bypasses the driving wheel and the driven wheel; the transmission block is fixedly connected with the flexible cable, the second push block is hinged to the transmission block, one end of the second elastic piece is abutted to the second push block, and the other end of the second elastic piece is abutted to the transmission block.
Further, the feeding door is opened towards the inner direction of the feeding chamber body, and the feeding door is opened towards the outer direction of the feeding chamber body.
Furthermore, the discharge door is opened towards the inner direction of the discharge chamber body, and the material taking door is opened towards the outer direction of the feed chamber body.
The utility model discloses an actively the effect as follows:
an automatic vacuum sintering furnace with medium frequency induction heating, comprising: the method comprises the following steps: the device comprises a medium-frequency induction power supply, an induction coil, a vacuum pumping unit, a vacuum chamber, a feeding chamber and a discharging chamber;
the utility model discloses automatic vacuum sintering stove is equipped with three room, except being used for the real empty room of sintering, still is equipped with the feed chamber and the play studio that are used for shifting the material, and the volume of feed chamber and play studio is less usually, and consequently, the time of evacuation operation is short, and the energy that consumes is few, and real empty room is in vacuum state all the time, and it is few to introduce external impurity, and the feed chamber is sent into to the material that the staff will suppress, by feed chamber conveying material, needn't wait for, realizes continuous production. Because the vacuum chamber does not introduce external atmosphere, the waste of heat energy is less, and the comprehensive utilization rate of energy is high. The utility model discloses still be equipped with feeding mechanism, feeding agencies and the material transport mechanism who shifts the material, shift the material under the drive of above-mentioned mechanism, use manpower sparingly, reduce manual operation intervention process, product quality and uniformity are more guaranteed.
The utility model discloses vacuum sintering stove still is equipped with track and railcar, and the railcar is advanced along the track, can avoid having transport mechanism to drive the vehicle and advance to be the off tracking, further leads to intermediate frequency induction heating device heating position incorrect, the inhomogeneous problem of temperature.
The utility model discloses the telescopic link of feeding mechanism for being equipped with the ejector pad of vacuum sintering stove, the form commonality of first elastic component and telescopic link is good, acquires low cost easily. The ejector pad is equipped with the elastic component, realizes automatic the articulated railcar, and the staff pushes the back with the railcar, and feeding mechanism or feeding mechanism automatic articulate railcar, easy operation save trouble, efficient.
The utility model discloses a material transfer mechanism power device is motor, pneumatic motor or hydraulic motor usually, and the flexible cable is chain, rope or area, action wheel and follower and flexible cable looks adaptation, and the first elastic component's of reference realization form is selected for use to second elastic component, and power device drives the action wheel and rotates, twines the flexible cable between action wheel and the follower, and the flexible cable drives the second ejector pad and advances, and this mechanism form is simple, and transfer distance is far away, is convenient for maintain and change. The mechanism is also provided with a push block with an elastic part, so that automatic hanging connection is realized, and materials can be conveniently transferred between the two conveying mechanisms.
The utility model discloses the feed chamber and the discharge chamber of vacuum sintering stove all are equipped with two doors, are used for getting respectively and put the material and shift the material, the direction of opening of special design, if the feed door is opened to the inside direction of feed chamber body, send the bin gate to the outside direction of feed chamber body is opened, can realize the better sealed effect of real empty room when the feed chamber is the ordinary pressure, and factor of safety is high.
Drawings
FIG. 1 is a schematic diagram of an automatic vacuum sintering furnace for medium frequency induction heating according to an embodiment of the present invention;
FIG. 2 is a diagram of a material conveyor according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a feeding mechanism according to an embodiment of the present invention.
In the figure:
1, intermediate frequency induction power supply;
2, an induction coil;
3 a feed chamber body;
4, a feeding gate;
5 a feeding gate;
6, a feeding mechanism;
7 a discharge chamber body;
8, a material taking door;
9 a discharge door;
10, a material taking mechanism;
11 a vacuum chamber body;
12 a material conveying mechanism;
13 tracks;
14, a rail car;
15, telescoping a rod;
16 a first push block;
17 a first elastic member;
18 power plant;
19 a driving wheel;
20 a driven wheel;
21, a flexible cable;
22 transmitting the block;
23 a second elastic member;
24 second push block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
As shown in fig. 1 to 3, an automatic vacuum sintering furnace for medium frequency induction heating includes: the device comprises a medium-frequency induction power supply 1, an induction coil 2, a vacuum pumping unit, a vacuum chamber, a feeding chamber and a discharging chamber;
the main body of the induction coil 2 is arranged in the vacuum chamber, and the induction coil 2 is electrically connected with the intermediate frequency induction power supply 1;
the vacuum pumping unit is used for pumping air of the vacuum chamber, the feeding chamber and the discharging chamber;
the feeding chamber and the discharging chamber are respectively arranged at two sides of the vacuum chamber;
the feed chamber comprises: the vacuum chamber comprises a feeding chamber body 3, a feeding door 4, a feeding door 5 and a feeding mechanism 6, wherein the feeding door 5 is arranged on one side of the feeding chamber body 3 adjacent to the vacuum chamber, the feeding door 4 is arranged on one side of the feeding chamber body 3 not adjacent to the vacuum chamber, the feeding mechanism 6 is fixedly arranged inside the feeding chamber body 3, and the feeding mechanism 6 is provided with a movable end moving between the feeding door 5 and the feeding door 4;
the ejection of compact room includes: the discharging chamber comprises a discharging chamber body 7, a material taking door 8, a discharging door 9 and a material taking mechanism 10, wherein the discharging door 9 is arranged on one side of the discharging chamber body 7 adjacent to the vacuum chamber, the material taking door 8 is arranged on one side of the discharging chamber body 7 not adjacent to the vacuum chamber, the material taking mechanism 10 is fixedly arranged inside the discharging chamber body 7, and the material taking mechanism 10 is provided with a movable end moving between the material taking door 8 and the discharging door 9;
the vacuum chamber includes: the vacuum chamber comprises a vacuum chamber body 11 and a material conveying mechanism 12, wherein the material conveying mechanism 12 is fixedly arranged inside the vacuum chamber body 11, and the material conveying mechanism 12 is provided with a movable end which moves between the feeding door 5 and the discharging door 9.
More specifically, the feed chamber, the vacuum chamber and the discharge chamber are arranged in a line, the three are arranged adjacently and communicated, and doors for entering and exiting are arranged among the three. General inlet and outlet chamber volumes
The induction coil 2 runs through the body of the vacuum chamber, the main body is also the heating ring part and is positioned in the vacuum chamber body 11, the two wiring ends are electrically connected with the medium-frequency induction power supply 1, when the power supply is started, the induction coil 2 generates alternating current, and induction heating is carried out on materials positioned in the induction zone of the induction coil 2.
The vacuum pumping unit is provided with a vacuum pump and an air inlet valve, can perform vacuum pumping treatment on the feeding chamber, the vacuum chamber or the discharging chamber, in one mode which can be implemented, the three chambers are respectively provided with and connected with the independent vacuum pump and the air inlet valve, after the vacuum pump is started, the corresponding chambers are vacuumized, and when the air inlet valve is opened, the external atmosphere enters the chambers.
Three indoor mechanisms for conveying materials are arranged in the chambers and used for transferring the materials placed in the chambers.
During the use, open the admission valve of feed chamber, after the feed chamber fully admits air, open feed chamber feeding door 4, after the feed chamber was put into to the material, close feeding door 4, then with the feed chamber evacuation, open feed door 5, start feeding mechanism 6, feeding mechanism 6's the end that moves is with material propelling movement to the vacuum chamber in, close feed door 5, material transfer mechanism's the end that moves shifts the material to induction coil 2 position, start intermediate frequency induction power supply 1, intermediate frequency induction power supply 1 heats the sintering to the material, after the sintering was accomplished, stop intermediate frequency induction power supply 1. With the ejection of compact room evacuation, open discharge door 9, start material transfer mechanism, shift the ejection of compact room with the material, then close discharge door 9, open the admission valve of discharge room, the discharge room is fully admitted air the back, opens and gets bin gate 8, can get the material this moment.
The utility model discloses automatic vacuum sintering stove is equipped with three room, except being used for the real empty room of sintering, still is equipped with the feed chamber and the play studio that are used for shifting the material, and the volume of feed chamber and play studio is less usually, and consequently, the time of evacuation operation is short, and the energy that consumes is few, and real empty room is in vacuum state all the time, and it is few to introduce external impurity, and the feed chamber is sent into to the material that the staff will suppress, by feed chamber conveying material, needn't wait for, realizes continuous production. Because the vacuum chamber does not introduce external atmosphere, the waste of heat energy is less, and the comprehensive utilization rate of energy is high. The utility model discloses still be equipped with feeding mechanism 6, the feeding agencies 10 and the material transport mechanism 12 that shift the material, shift the material under the drive of above-mentioned mechanism, use manpower sparingly, reduce manual operation intervention process, product quality and uniformity are more guaranteed.
Further, still include: a rail 13 and a rail car 14, wherein the rail 13 penetrates through the feeding chamber body 3, the discharging chamber body 7 and the vacuum chamber body 11;
the movable end of the feeding mechanism 6, the movable end of the material taking mechanism 10 and the movable end of the material conveying mechanism 12 are used for driving the rail car 14 to move along the rail 13.
More specifically, the utility model discloses vacuum sintering stove still is equipped with track 13 and railcar 14, and railcar 14 advances along track 13, can avoid having transport mechanism to drive the vehicle and advance to be the off tracking, further leads to the medium frequency induction heating device heating position incorrect, the inhomogeneous problem of temperature.
Further, the feeding mechanism 6 includes: the telescopic rod 15, the first push block 16 and the first elastic piece 17, wherein the first push block 16 is hinged with the extending end of the telescopic rod 15, one end of the first elastic piece 17 is abutted against the first push block 16, and the other end of the first elastic piece 17 is abutted against the extending end of the telescopic rod 15;
the material taking mechanism 10 has the same structure as the feeding mechanism 6.
More specifically, the utility model discloses feeding mechanism 6 of vacuum sintering stove is for being equipped with the telescopic link 15 of ejector pad, and telescopic link 15 can have multiple form in the realization, like cylinder, pneumatic cylinder or electric putter, the elastic component can adopt forms such as pressure spring, shell fragment, and the form commonality of above-mentioned first elastic component 17 and telescopic link 15 is good, acquires easily low cost. The pushing block is provided with an elastic piece, so that the rail car 14 can be automatically hung, after the rail car 14 is pushed by a worker, the material taking mechanism 10 or the feeding mechanism 6 automatically hangs the rail car 14, the operation is simple and trouble-saving, and the efficiency is high.
Further, the material transfer mechanism 12 includes: the vacuum chamber vacuum cleaner comprises a power device 18, a driving wheel 19, a driven wheel 20, a flexible cable 21, a conveying block 22, a second elastic part 23 and a second pushing block 24, wherein the body of the power device 18 is fixedly connected with the vacuum chamber body 11, the output end of the power device 18 is fixedly connected with the driving wheel 19, the driven wheel 20 is rotatably connected with the vacuum chamber body 11, and the flexible cable 21 sequentially bypasses the driving wheel 19 and the driven wheel 20; the transmission block 22 is fixedly connected with the flexible cable 21, the second push block 24 is hinged to the transmission block 22, one end of the second elastic member 23 abuts against the second push block 24, and the other end of the second elastic member 23 abuts against the transmission block 22.
More specifically, the utility model discloses a 12 power device 18 of material transfer mechanism is the motor, pneumatic motor or hydraulic motor usually, flexible rope 21 is the chain, rope or area, action wheel 19 and follower 20 and flexible rope 21 looks adaptation, the selection for use of second elastic component 23 can refer to the realization form of first elastic component 17, power device 18 drives action wheel 19 and rotates, twine flexible rope 21 between action wheel 19 and the follower 20, flexible rope 21 drives second ejector pad 24 and advances, the mechanism form is simple, transmission distance is far away, be convenient for maintain and change. The mechanism is also provided with a push block with an elastic part, so that automatic hanging connection is realized, and materials can be conveniently transferred between the two conveying mechanisms.
Further, the feeding gate 5 is opened toward the inside of the feeding chamber body 3, and the feeding gate 4 is opened toward the outside of the feeding chamber body 3.
Further, the discharging door 9 is opened towards the inner direction of the discharging chamber body 7, and the material taking door 8 is opened towards the outer direction of the feeding chamber body 3.
More specifically, the utility model discloses the feed chamber and the play feed chamber of vacuum sintering stove all are equipped with two doors, are used for getting respectively and put the material and shift the material, the direction of opening of special design, if feed door 5 is opened to the 3 inside directions of feed chamber body, send material door 4 to 3 outside directions of feed chamber body are opened, can realize the better sealed effect of real empty room when the feed chamber is the ordinary pressure, and factor of safety is high.
The above embodiments are only preferred embodiments of the present invention, and are not exhaustive of the possible implementations of the present invention. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention.
Claims (6)
1. The utility model provides an automatic vacuum sintering stove of intermediate frequency induction heating which characterized in that includes: the device comprises a medium-frequency induction power supply (1), an induction coil (2), a vacuum pumping unit, a vacuum chamber, a feeding chamber and a discharging chamber;
the main body of the induction coil (2) is arranged in the vacuum chamber, and the induction coil (2) is electrically connected with the intermediate-frequency induction power supply (1);
the vacuum pumping unit is used for pumping air of the vacuum chamber, the feeding chamber and the discharging chamber;
the feeding chamber and the discharging chamber are respectively arranged at two sides of the vacuum chamber;
the feed chamber comprises: the feeding chamber comprises a feeding chamber body (3), a feeding door (4), a feeding door (5) and a feeding mechanism (6), wherein the feeding door (5) is arranged on one side of the feeding chamber body (3) adjacent to the vacuum chamber, the feeding door (4) is arranged on one side of the feeding chamber body (3) not adjacent to the vacuum chamber, the feeding mechanism (6) is fixedly arranged inside the feeding chamber body (3), and the feeding mechanism (6) is provided with a movable end which moves between the feeding door (5) and the feeding door (4);
the ejection of compact room includes: the device comprises a discharge chamber body (7), a material taking door (8), a discharge door (9) and a material taking mechanism (10), wherein the discharge door (9) is arranged on one side of the discharge chamber body (7) adjacent to the vacuum chamber, the material taking door (8) is arranged on one side of the discharge chamber body (7) not adjacent to the vacuum chamber, the material taking mechanism (10) is fixedly arranged inside the discharge chamber body (7), and the material taking mechanism (10) is provided with a movable end which moves between the material taking door (8) and the discharge door (9);
the vacuum chamber includes: the vacuum chamber comprises a vacuum chamber body (11) and a material conveying mechanism (12), wherein the material conveying mechanism (12) is fixedly arranged inside the vacuum chamber body (11), and the material conveying mechanism (12) is provided with a movable end which moves between the feeding door (5) and the discharging door (9).
2. The automatic vacuum sintering furnace of claim 1, further comprising: the rail (13) penetrates through the feeding chamber body (3), the discharging chamber body (7) and the vacuum chamber body (11);
the moving end of the feeding mechanism (6), the moving end of the material taking mechanism (10) and the moving end of the material conveying mechanism (12) are used for driving the rail car (14) to move along the rail (13).
3. The automated vacuum sintering furnace of claim 2, characterized in that the feeding mechanism (6) comprises: the telescopic rod (15), the first push block (16) and the first elastic piece (17), wherein the first push block (16) is hinged with the extending end of the telescopic rod (15), one end of the first elastic piece (17) is abutted to the first push block (16), and the other end of the first elastic piece (17) is abutted to the extending end of the telescopic rod (15);
the material taking mechanism (10) has the same structure as the feeding mechanism (6).
4. The automated vacuum sintering furnace of claim 3, characterized in that the material transfer mechanism (12) comprises: the vacuum chamber driving device comprises a power device (18), a driving wheel (19), a driven wheel (20), a flexible cable (21), a conveying block (22), a second elastic piece (23) and a second pushing block (24), wherein a body of the power device (18) is fixedly connected with a body (11) of the vacuum chamber, an output end of the power device (18) is fixedly connected with the driving wheel (19), the driven wheel (20) is rotatably connected with the body (11) of the vacuum chamber, and the flexible cable (21) sequentially bypasses the driving wheel (19) and the driven wheel (20); the transmission block (22) is fixedly connected with the flexible cable (21), the second push block (24) is hinged to the transmission block (22), one end of the second elastic piece (23) is abutted to the second push block (24), and the other end of the second elastic piece (23) is abutted to the transmission block (22).
5. The automatic vacuum sintering furnace of claim 4, characterized in that the feeding gate (5) opens towards the inside of the feeding chamber body (3) and the feeding gate (4) opens towards the outside of the feeding chamber body (3).
6. The automatic vacuum sintering furnace of medium frequency induction heating according to claim 5, characterized in that the discharge door (9) opens towards the inside of the discharge chamber body (7) and the take-off door (8) opens towards the outside of the feed chamber body (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120771240.7U CN214747278U (en) | 2021-04-15 | 2021-04-15 | Automatic vacuum sintering furnace with medium-frequency induction heating |
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| CN202120771240.7U CN214747278U (en) | 2021-04-15 | 2021-04-15 | Automatic vacuum sintering furnace with medium-frequency induction heating |
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| CN214747278U true CN214747278U (en) | 2021-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562880A (en) * | 2022-02-24 | 2022-05-31 | 福州金锻工业有限公司 | Heating device of medium-frequency induction heating furnace and working method thereof |
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2021
- 2021-04-15 CN CN202120771240.7U patent/CN214747278U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562880A (en) * | 2022-02-24 | 2022-05-31 | 福州金锻工业有限公司 | Heating device of medium-frequency induction heating furnace and working method thereof |
| CN114562880B (en) * | 2022-02-24 | 2023-12-22 | 福州金锻工业有限公司 | Heating device of medium-frequency induction heating furnace and working method thereof |
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