Vacuum hot-pressing sintering furnace pressurized by multiple groups of pressure heads

Abstract

The utility model relates to the technical field of advanced manufacturing and automation, and discloses a vacuum hot-pressing sintering furnace pressurized by multiple groups of pressure heads, which comprises a base, and a support plate is fixedly mounted at the top of the base; the sintering assembly is fixedly mounted at the top of the supporting plate; wherein the sintering assembly comprises a heating part and a pressure head part; the heat dissipation assembly is fixedly mounted at the top of the furnace body; wherein the heat dissipation assembly comprises a cooling part and a movable part. By arranging the heat dissipation assembly, inert cooling gas is contained in the cooling tank, the gas enters the cooling cavity through the conveying pipe to cool the interior of the furnace body, the telescopic rod is started, the plunger moves leftwards, the furnace body is still blocked by the plunger, and when the plunger does not block the connecting cavity any more, the gas is cooled. And cooling gas in the cooling cavity enters the furnace body through the through cavity and the connecting cavity, so that the effect of rapidly cooling the sintered material in the furnace body is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of advanced manufacturing and automation, in particular to a multi-group pressure head pressurized vacuum hot pressing sintering furnace. Background Art

[0002] The multi-group pressure head pressure vacuum hot pressing sintering furnace is an advanced equipment, which is mainly used for hot pressing and sintering materials in a vacuum environment. The main feature of this equipment is that it has multiple groups of pressure heads, which can realize multi-point pressure at the same time, thereby improving the uniformity and efficiency of sintering.

[0003] At present, in the actual application of the vacuum hot pressing sintering furnace with multiple sets of pressure heads, after the material is sintered, the cooling system inside the furnace body will start to cool down the inside of the furnace body. This process requires waiting for a certain amount of time before the furnace door of the sintering furnace can be opened to take out the sintered material inside the furnace body. This takes a certain amount of time, which affects the efficiency of material sintering. Utility Model Content

[0004] The utility model aims to provide a vacuum hot-pressing sintering furnace with multiple groups of pressure heads, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a multi-group pressure head pressurized vacuum hot pressing sintering furnace, comprising a base, a support plate is fixedly installed on the top of the base;

[0006] A sintering assembly, wherein the sintering assembly is fixedly mounted on the top of the support plate;

[0007] Wherein, the sintering assembly includes a heating part and a pressure head part;

[0008] A heat dissipation component, wherein the heat dissipation component is fixedly mounted on the top of the furnace body;

[0009] Wherein, the heat dissipation component includes a cooling part and a movable part.

[0010] Preferably, the heating part includes a furnace body, a pillar is fixedly installed on the top of the support plate, a top plate is fixedly installed on the top of the pillar, a connecting piece is fixedly installed on the back of the furnace body, a frame is fixedly installed on the inner walls on both sides of the furnace body, fixing buckles are linearly and equidistantly fixed on the inner walls on both sides of the furnace body, a heating element is fixedly installed inside the fixing buckles, the furnace body is fixedly installed on the top of the support plate, the furnace body is arranged on the inner side of the pillar, and the heating element is arranged inside the frame.

[0011] Preferably, the pressure head part includes a lower hydraulic cylinder, a lower pressure head is fixedly installed on the output end of the lower hydraulic cylinder, a pressure sensing module 1 is fixedly installed inside the lower pressure head, a pressure cover 1 is fixedly installed inside the lower pressure head, and an upper hydraulic cylinder is arranged on the top of the support plate, an upper pressure head is fixedly installed on the output end of the upper hydraulic cylinder, a pressure sensing module 2 is fixedly installed inside the upper pressure head, and a pressure cover 2 is fixedly installed inside the upper pressure head.

[0012] Preferably, the lower hydraulic cylinder is linearly and equidistantly fixedly installed inside the base, the output end of the lower hydraulic cylinder passes through the base and the furnace body in sequence, and the output end of the lower hydraulic cylinder extends to the inside of the furnace body, the output end of the upper hydraulic cylinder passes through the furnace body and extends to the inside of the furnace body, and the upper hydraulic cylinder is linearly and equidistantly fixedly installed on the bottom of the top plate.

[0013] Preferably, the cooling part includes a cooling cavity, a delivery pipe is provided on the top of the support plate, a through cavity is provided on the top of the support plate, and a cooling tank is fixedly installed on the top of the delivery pipe.

[0014] Preferably, the cooling cavity is opened inside the furnace body, the cooling cavity is communicated with the through cavity, the through cavity is opened inside the furnace body, and the cooling tank is fixedly installed on the top of the furnace body.

[0015] Preferably, the movable part includes a connecting cavity, a sealing ring is arranged inside the connecting cavity, a plunger is fixedly installed inside the sealing ring, a telescopic rod is fixedly installed on the left end of the plunger, a fixing frame is fixedly installed on the left end of the telescopic rod, and a controller is fixedly installed on the top of the support plate.

[0016] Preferably, the connecting cavity is opened inside the furnace body, the connecting cavity is communicated with the through cavity, the plunger is adapted to the connecting cavity, the fixing frame is fixedly installed on the furnace body, the fixing frame is fixedly installed on the cooling tank, the controller is electrically connected to the pressure sensing module 1 and the pressure sensing module 2, and the controller is electrically connected to the telescopic rod.

[0017] The utility model provides a vacuum hot-pressing sintering furnace with multiple sets of pressure heads. It has the following beneficial effects:

[0018] (1) The utility model sets the pressure head position, and the upper pressure head and the lower pressure head inside the furnace body are linearly and equidistantly installed. The setting of multiple pressure heads can simultaneously apply different pressures to the materials inside the furnace body. Each pressure head can independently adjust the pressure, thereby achieving the effect of adapting to the sintering requirements of different materials.

[0019] (2) The utility model provides a heat dissipation component, wherein the cooling tank is filled with inert cooling gas. The gas enters the cooling chamber through the delivery pipe to cool the inside of the furnace body. When the telescopic rod is started, the plunger moves to the left and the plunger still blocks the furnace body. When the plunger no longer blocks the connecting chamber, the cooling gas in the cooling chamber enters the furnace body through the through chamber and the connecting chamber, thereby achieving the effect of quickly cooling the sintered material inside the furnace body. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is the front view of the utility model;

[0022] Figure 3 It is the right view of the utility model;

[0023] Figure 4 For this utility model Figure 3 A partial enlarged view of the middle part.

[0024] In the figure: 1 base, 2 support plate, 3 sintering assembly, 31 heating part, 311 furnace body, 312 pillar, 313 top plate, 314 connecting piece, 315 frame, 316 fixing buckle, 317 heating piece, 32 pressure head part, 321 lower hydraulic cylinder, 322 lower pressure head, 323 pressure sensing module 1, 324 pressure cover 1, 325 upper hydraulic cylinder, 326 upper pressure head, 327 pressure sensing module 2, 328 pressure cover 2, 4 heat dissipation assembly, 41 cooling part, 411 cooling cavity, 412 conveying pipe, 413 through cavity, 414 cooling tank, 42 ​​active part, 421 connecting cavity, 422 sealing ring, 423 plunger, 424 telescopic rod, 425 fixing frame, 426 controller. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0027] Example 1

[0028] The preferred embodiment of the multi-group pressure head pressurized vacuum hot pressing sintering furnace provided by the utility model is as follows: Figure 1-4 As shown: a multi-group pressure head pressurized vacuum hot pressing sintering furnace includes a base 1, and a support plate 2 is fixedly installed on the top of the base 1;

[0029] The sintering assembly 3 is fixedly mounted on the top of the support plate 2;

[0030] The sintering assembly 3 includes a heating portion 31 and a pressing head portion 32;

[0031] The heating part 31 includes a furnace body 311, a pillar 312 is fixedly installed on the top of the support plate 2, a top plate 313 is fixedly installed on the top of the pillar 312, a connecting piece 314 is fixedly installed on the back of the furnace body 311, a frame 315 is fixedly installed on the inner walls of both sides of the furnace body 311, fixing buckles 316 are fixedly installed linearly and equidistantly on the inner walls of both sides of the furnace body 311, a heating element 317 is fixedly installed inside the fixing buckles 316, the furnace body 311 is fixedly installed on the top of the support plate 2, the furnace body 311 is arranged on the inner side of the pillar 312, and the heating element 317 is arranged inside the frame 315; the connecting piece 314 is fixedly installed with the vacuum component, the inside of the furnace body 311 is vacuum treated, and then the inside of the furnace body 311 is heated by the heating element 317;

[0032] The pressure head part 32 includes a lower hydraulic cylinder 321, a lower pressure head 322 is fixedly installed at the output end of the lower hydraulic cylinder 321, a pressure sensing module 323 is fixedly installed inside the lower pressure head 322, a pressure cover 324 is fixedly installed inside the lower pressure head 322, an upper hydraulic cylinder 325 is arranged on the top of the support plate 2, an upper pressure head 326 is fixedly installed at the output end of the upper hydraulic cylinder 325, a pressure sensing module 327 is fixedly installed inside the upper pressure head 326, a pressure cover 328 is fixedly installed inside the upper pressure head 326, and the lower hydraulic cylinder 321 line The upper hydraulic cylinder 325 is linearly and equidistantly fixedly installed inside the base 1, the output end of the lower hydraulic cylinder 321 passes through the base 1 and the furnace body 311 in sequence, and the output end of the lower hydraulic cylinder 321 extends to the inside of the furnace body 311, the output end of the upper hydraulic cylinder 325 passes through the furnace body 311 and extends to the inside of the furnace body 311, and the upper hydraulic cylinder 325 is linearly and equidistantly fixedly installed on the bottom of the top plate 313; the upper pressure head 326 and the lower pressure head 322 inside the furnace body 311 are linearly and equidistantly installed, and the setting of multiple pressure heads can simultaneously apply different pressures to the material inside the furnace body 311.

[0033] Example 2

[0034] On the basis of Example 1, the preferred embodiment of the multi-group pressure head pressurized vacuum hot pressing sintering furnace provided by the utility model is as follows: Figure 1-4 As shown: the heat dissipation component 4 is fixedly installed on the top of the furnace body 311;

[0035] The heat dissipation component 4 includes a cooling portion 41 and a movable portion 42;

[0036] The cooling part 41 includes a cooling cavity 411, a delivery pipe 412 is provided on the top of the support plate 2, a through cavity 413 is provided on the top of the support plate 2, a cooling tank 414 is fixedly installed on the top of the delivery pipe 412, the cooling cavity 411 is opened inside the furnace body 311, the cooling cavity 411 and the through cavity 413 are communicated, the through cavity 413 is opened inside the furnace body 311, and the cooling tank 414 is fixedly installed on the top of the furnace body 311; the cooling tank 414 is filled with inert cooling gas, the gas enters the cooling cavity 411 through the delivery pipe 412, and cools the inside of the furnace body 311, and the furnace body 311 has its own cooling system;

[0037] The movable part 42 includes a connecting cavity 421, a sealing ring 422 is arranged inside the connecting cavity 421, a plunger 423 is fixedly installed inside the sealing ring 422, a telescopic rod 424 is fixedly installed on the left end of the plunger 423, a fixing frame 425 is fixedly installed on the left end of the telescopic rod 424, a controller 426 is fixedly installed on the top of the support plate 2, the connecting cavity 421 is opened inside the furnace body 311, the connecting cavity 421 is communicated with the through cavity 413, the plunger 423 is adapted to the connecting cavity 421, the fixing frame 425 is fixedly installed on the furnace body 311, the fixing frame 425 is fixedly installed on the cooling tank 414, and the controller 426 is fixedly installed on the pressure sensor Module one 323 and pressure sensing module two 327 are electrically connected, and controller 426 and telescopic rod 424 are electrically connected; controller 426 can control the pressure of the pressure head, and telescopic rod 424 can be started by controller 426, plunger 423 moves to the left, and plunger 423 still blocks furnace body 311, and the interior of furnace body 311 is still in a vacuum state. When plunger 423 no longer blocks connecting cavity 421, connecting cavity 421 is connected with through cavity 413, and cooling gas in cooling cavity 411 enters into furnace body 311 through through cavity 413 and connecting cavity 421, and quickly cools the sintered material in furnace body 311.

[0038] When in use, the connector 314 is fixedly installed with the vacuum assembly, the interior of the furnace body 311 is vacuum treated, and then the interior of the furnace body 311 is heated by the heating element 317. The upper pressure head 326 and the lower pressure head 322 inside the furnace body 311 are linearly equidistantly installed. The setting of multiple pressure heads can simultaneously apply different pressures to the material inside the furnace body 311. The cooling tank 414 is filled with inert cooling gas. The gas enters the cooling chamber 411 through the delivery pipe 412 to cool the interior of the furnace body 311. At the same time, the furnace body 31 The controller 426 can control the pressure of the pressure head. The controller 426 can be used to start the telescopic rod 424, and the plunger 423 moves to the left. The plunger 423 still blocks the furnace body 311, and the interior of the furnace body 311 is still in a vacuum state. When the plunger 423 no longer blocks the connecting cavity 421, the connecting cavity 421 is connected with the through cavity 413, and the cooling gas in the cooling cavity 411 enters the interior of the furnace body 311 through the through cavity 413 and the connecting cavity 421, so as to quickly cool the sintered material in the furnace body 311.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. Multiple groups of pressure head pressure vacuum hot pressing sintering furnace, characterized in that: It comprises a base (1), a support plate (2) being fixedly mounted on the top of the base (1); A sintering assembly (3), wherein the sintering assembly (3) is fixedly mounted on the top of the support plate (2); Wherein, the sintering assembly (3) comprises a heating portion (31) and a pressing head portion (32); A heat dissipation component (4), wherein the heat dissipation component (4) is fixedly mounted on the top of the furnace body (311); Wherein, the heat dissipation component (4) comprises a cooling part (41) and a movable part (42).

2. The multi-group pressure head pressure vacuum hot pressing sintering furnace according to claim 1, characterized in that: The heating part (31) comprises a furnace body (311), a pillar (312) is fixedly mounted on the top of the support plate (2), a top plate (313) is fixedly mounted on the top of the pillar (312), a connecting piece (314) is fixedly mounted on the back of the furnace body (311), frames (315) are fixedly mounted on the inner walls on both sides of the furnace body (311), fixing buckles (316) are fixedly mounted on the inner walls on both sides of the furnace body (311) at equal linear intervals, a heating element (317) is fixedly mounted inside the fixing buckles (316), the furnace body (311) is fixedly mounted on the top of the support plate (2), the furnace body (311) is arranged on the inner side of the pillar (312), and the heating element (317) is arranged inside the frame (315).

3. The multi-group pressure head pressure vacuum hot pressing sintering furnace according to claim 1, characterized in that: The pressure head part (32) includes a lower hydraulic cylinder (321), a lower pressure head (322) is fixedly installed at the output end of the lower hydraulic cylinder (321), a pressure sensing module (323) is fixedly installed inside the lower pressure head (322), a pressure cover (324) is fixedly installed inside the lower pressure head (322), an upper hydraulic cylinder (325) is arranged on the top of the support plate (2), an upper pressure head (326) is fixedly installed at the output end of the upper hydraulic cylinder (325), a pressure sensing module (327) is fixedly installed inside the upper pressure head (326), and a pressure cover (328) is fixedly installed inside the upper pressure head (326).

4. The multi-group pressure head pressure vacuum hot pressing sintering furnace according to claim 3, characterized in that: The lower hydraulic cylinder (321) is fixedly installed linearly and equidistantly inside the base (1); the output end of the lower hydraulic cylinder (321) passes through the base (1) and the furnace body (311) in sequence, and the output end of the lower hydraulic cylinder (321) extends to the inside of the furnace body (311); the output end of the upper hydraulic cylinder (325) passes through the furnace body (311) and extends to the inside of the furnace body (311); the upper hydraulic cylinder (325) is fixedly installed linearly and equidistantly at the bottom of the top plate (313).

5. The multi-group pressure head pressure vacuum hot pressing sintering furnace according to claim 1, characterized in that: The cooling part (41) comprises a cooling cavity (411), a delivery pipe (412) is arranged on the top of the support plate (2), a through cavity (413) is arranged on the top of the support plate (2), and a cooling tank (414) is fixedly installed on the top of the delivery pipe (412).

6. The multi-group pressure head pressure vacuum hot pressing sintering furnace according to claim 5, characterized in that: The cooling chamber (411) is opened inside the furnace body (311), the cooling chamber (411) is communicated with the through chamber (413), the through chamber (413) is opened inside the furnace body (311), and the cooling tank (414) is fixedly installed on the top of the furnace body (311).

7. The multi-group pressure head pressure vacuum hot pressing sintering furnace according to claim 1, characterized in that: The movable part (42) comprises a connecting cavity (421), a sealing ring (422) is arranged inside the connecting cavity (421), a plunger (423) is fixedly installed inside the sealing ring (422), a telescopic rod (424) is fixedly installed at the left end of the plunger (423), a fixing frame (425) is fixedly installed at the left end of the telescopic rod (424), and a controller (426) is fixedly installed on the top of the support plate (2).

8. The multi-group pressure head pressure vacuum hot pressing sintering furnace according to claim 7, characterized in that: The connecting cavity (421) is opened inside the furnace body (311), the connecting cavity (421) is communicated with the through cavity (413), the plunger (423) is adapted to the connecting cavity (421), the fixing frame (425) is fixedly installed on the furnace body (311), the fixing frame (425) is fixedly installed on the cooling tank (414), the controller (426) is electrically connected to the pressure sensing module 1 (323) and the pressure sensing module 2 (327), and the controller (426) is electrically connected to the telescopic rod (424).

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