CN218380403U

CN218380403U - Vacuum furnace feeding device

Info

Publication number: CN218380403U
Application number: CN202222475392.XU
Authority: CN
Inventors: 李会媛
Original assignee: Shaoshan Hengsheng Machinery Industry Co ltd
Current assignee: Shaoshan Hengsheng Machinery Industry Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-01-24
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a vacuum furnace feeding device belongs to vacuum furnace technical field, the power distribution box comprises a box body, the box lateral wall is provided with vacuum mechanism, the box top is provided with the feed inlet, the inside rabbling mechanism that is provided with of box, the baffle that the rabbling mechanism set up on the box inner wall through the below is leading-in at screening mechanism, screening mechanism is located the inside laminating baffle both sides of box, the metal material after screening mechanism finishes falls to the furnace body inside behind the guide frame water conservancy diversion that the below set up, guide frame fixed connection is between two connecting plates, two connecting plate one end fixed connection box inner walls, the other end vertical fixation is in the baffle bottom, inside the guide frame below fixed connection furnace body, it is stained with each other easily to have solved reinforced in-process metal powder and attaches formation large granule powder, cause the uneven problem that influences follow-up processing of unloading.

Description

Vacuum furnace feeding device

Technical Field

The utility model belongs to the technical field of metal processing equipment, specifically a vacuum furnace feeding device.

Background

The vacuum furnace is characterized in that under the protection state of filling hydrogen after vacuumizing, a tungsten crucible in a coil generates high temperature by utilizing the principle of medium-frequency induction heating and is transmitted to work through thermal radiation, and the vacuum furnace is suitable for scientific research and military units to form and sinter refractory alloys such as tungsten, molybdenum and powder of the refractory alloys. The method is divided into a horizontal vacuum sintering furnace and a vertical vacuum sintering furnace, and the existing vacuum furnace is added with materials by adopting a funnel.

In the process of adding metal particles or other metal powder in the midway in the firing process, because the particles are easy to agglomerate, the subsequent firing is easily influenced due to uneven blanking, and the problem that the subsequent processing is influenced due to uneven blanking due to the fact that the metal powder is easy to adhere to each other to form large-particle powder exists in the feeding process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum furnace feeding device to metal powder is stained with each other easily and attaches the large granule powder of formation in solving reinforced in-process, causes the uneven problem that influences follow-up processing of unloading.

The utility model provides a vacuum furnace feeding device, includes the box, the box lateral wall is provided with vacuum mechanism, the box top is provided with the feed inlet, the inside rabbling mechanism that is provided with of box, the rabbling mechanism below is provided with two stock guides, two stock guide fixed connection is on box both sides inner wall, two be provided with screening mechanism between the stock guide, screening mechanism below is provided with the guide frame, guide frame fixed connection is between two connecting plates, two connecting plate one end fixed connection box inner wall, two the connecting plate is kept away from box inner wall one end fixed connection stock guide bottom, guide frame below intercommunication furnace body is inside.

Further, the vacuum mechanism comprises a mounting seat fixed on the side wall of the box body, a vacuum pump is arranged inside the mounting seat, and the air exhaust end of the vacuum pump is communicated with the inside of the box body.

Further, rabbling mechanism is including setting up the first motor at the box top, the first motor output runs through the first pivot of box inner wall fixed connection, fixedly connected with multiunit stirring vane in the first pivot.

Further, screening mechanism includes the protective housing of fixed connection at the box rear portion, be provided with the second motor in the protective housing, second motor output end fixedly connected with first gear, first gear both sides all mesh there is the second gear, equal fixedly connected with second pivot on the second gear, the second pivot runs through box inner wall fixedly connected with screening section of thick bamboo, the screening hole has been seted up on the screening section of thick bamboo.

Furthermore, the material guide frame comprises an installation frame fixedly connected to the connection plates on the two sides, and a plurality of material guide grooves are fixedly connected inside the installation frame.

Further, the baffle box is round platform form, just the baffle box internal diameter is crescent downwards, and is adjacent be provided with the skewed tooth board on the baffle box.

Compared with the prior art, the beneficial effects of the utility model reside in that:

can prevent caking between the metal powder through rabbling mechanism, the powder after the stirring is accomplished, screening mechanism through the setting of rabbling mechanism downside screens, utilize the screening hole on two cylinders to sieve the metal powder of suitable size, at last through the guide frame of below, utilize the baffle box of the inside a plurality of round platform forms of guide frame to carry out its unloading velocity of flow of even unloading control, metal powder is stained with each other easily and attaches formation large granule powder in the vacuum furnace charging process, cause the uneven problem that influences follow-up processing of unloading.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of a vacuum furnace charging device;

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

figure 3 is a schematic diagram of a screening structure of an embodiment of the present invention;

fig. 4 is the structure schematic diagram of the material guiding frame of the utility model.

In the figure: 1. a box body; 2. a feed inlet; 3. a vacuum mechanism; 31. a mounting base; 32. a vacuum pump; 4. a stirring mechanism; 41. a first motor; 42. a first rotating shaft; 43. a stirring blade; 5. a material guide plate; 6. a screening mechanism; 61. a protective shell; 62. a second motor; 63. a first gear; 64. a second gear; 65 a second rotating shaft; 66. a screening drum; 67. screening holes; 7. a material guide frame; 71. a mounting frame; 72. a material guide chute; 73. a bevel gear plate; 8. a connecting plate; 9. a furnace body.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-4, in the embodiment of the present invention, a vacuum furnace feeding device, including a box body 1, a side wall of the box body 1 is provided with a vacuum mechanism 3 for vacuumizing after finishing feeding, a top of the box body 1 is provided with a feed inlet 2 for feeding, an inside stirring mechanism 4 of the box body 1 is provided with, a metal material is stirred by the stirring mechanism 4 and then is set up an inclined guide plate 5 on an inner wall of the box body 1 through a lower side, the metal material is guided to a sieving mechanism 6, the sieving mechanism 6 is located inside the box body 1, and two sides of the sieving mechanism 6 are just attached to two sides of the guide plate 5, for sieving the metal material with a proper size, the metal material after finishing sieving of the sieving mechanism 6 passes through a guide frame 7 arranged below, and falls to an inside of the furnace body 9, the guide frame 7 is fixedly connected between two connecting plates 8, one end of the two connecting plates 8 is fixedly connected to an inner wall of the box body 1, and the shape is L-shaped, the other end is vertically fixed at the bottom of the guide plate 5, thereby preventing the metal material from leaking, and the opening is communicated with the inside of the furnace body 9.

Specifically, referring to fig. 2, the vacuum mechanism 3 includes a mounting seat 31 fixed on the side wall of the box body 1, a vacuum pump 32 is arranged inside the mounting seat 31, the air exhaust end of the vacuum pump 32 is communicated with the inside of the box body 1, and after the material charging is finished, the sealing ring is used for sealing the feeding port 2 to vacuumize the inside of the box body 1.

In an embodiment, please refer to fig. 2, the stirring mechanism 4 includes a first motor 41 disposed at the top of the box body 1, an output end of the first motor 41 penetrates through an inner wall of the box body 1 and is fixedly connected to a first rotating shaft 42, a plurality of groups of stirring blades 43 are fixedly connected to the first rotating shaft 42, and the stirring blades 43 are driven by the first motor 41 to stir the metal materials inside the box body 1 to prevent the metal materials from caking.

In one embodiment, please refer to fig. 2 and 3, the screening mechanism 6 includes a protective housing 61 fixedly connected to the rear portion of the box 1, a second motor 62 is disposed in the protective housing 61, a first gear 63 is fixedly connected to an output end of the second motor 62, second gears 64 are respectively engaged with two sides of the first gear 63, second rotating shafts 65 are respectively fixedly connected to the second gears 64, the second rotating shafts 65 penetrate through the inner wall of the box 1 and are fixedly connected to screening cylinders 66, screening holes 67 are formed in the screening cylinders 66, the two screening cylinders 66 are attached to outer walls of the guide plates 5 on two sides, the second motor 62 drives the first gear 63 to rotate, the second gear 64 drives the screening cylinders 66 fixedly connected to the second rotating shafts 65 on two sides to rotate, and metal particles with proper sizes are screened through the fine screening holes 67 formed above.

Further, please refer to fig. 4, the material guiding frame 7 includes an installation frame 71 fixedly connected to the connection plates 8 on both sides, a plurality of material guiding slots 72 are fixedly connected to the inside of the installation frame 71, the material guiding frame 7 is fixedly connected between the two connection plates 8, the material guiding frame 7 is just located at the bottom of the screening cylinder 66 in the screening mechanism 6, and the material guiding frame 7 is internally connected with a plurality of material guiding slots 72 for guiding the metal particle powder.

Furthermore, please refer to fig. 4, the inner wall of the guiding chute 72 is a circular arc smooth surface, and the inner diameter of the guiding chute 72 gradually increases downward to better guide the metal material, so as to prevent the metal material from being blocked on the inner wall of the guiding chute 72, and a bevel gear plate 73 is further disposed above each adjacent guiding chute 72, so that the inclination angle is 40 degrees to prevent the raw material from being retained above the guiding chute 72, so as to guide the raw material to the opening above the guiding chute 72, and the opening below the guiding chute 72 is connected with the inside of the furnace body 9 for feeding.

The utility model discloses a theory of operation: feed in raw material through feed inlet 2 to box 1 when the vacuum furnace feeds in raw material, utilize sealed apron to seal feed inlet 2 after, start vacuum pump 32 and carry out the evacuation to box 1 inside, start first motor 41 and utilize stirring vane 43 to stir metal material and prevent its caking, carry the material after will stirring to below screening mechanism 6 through stock guide 5 and sieve, it is rotatory to utilize second motor 62 drive first gear 63, it is rotatory to drive fixed connection's screening section of thick bamboo 66 on the second pivot 65 through the second gear 64 that both sides meshing is connected, tiny screening hole 67 seted up through the top, the metal material of suitable size is screened, the metal material of last suitable size is through leading on mounting bracket 71 a plurality of baffle boxes 72 even transport to the furnace body 9 inside of below and carry out the processing treatment through guide 7.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides a vacuum furnace feeding device, includes box (1), its characterized in that, box (1) lateral wall is provided with vacuum mechanism (3), box (1) top is provided with feed inlet (2), box (1) inside is provided with rabbling mechanism (4), rabbling mechanism (4) below is provided with two stock guides (5), two stock guide (5) fixed connection is on box (1) both sides inner wall, two be provided with screening mechanism (6) between stock guide (5), screening mechanism (6) below is provided with guide frame (7), guide frame (7) fixed connection is between two connecting plates (8), two connecting plate (8) one end fixed connection box (1) inner wall, two furnace body (1) inner wall one end fixed connection stock guide (5) bottom is kept away from in connecting plate (8), guide frame (7) below intercommunication is inside (9).

2. The vacuum furnace charging device according to claim 1, characterized in that the vacuum mechanism (3) comprises a mounting seat (31) fixed on the side wall of the box body (1), a vacuum pump (32) is arranged inside the mounting seat (31), and the suction end of the vacuum pump (32) is communicated with the inside of the box body (1).

3. The vacuum furnace charging device according to claim 1, wherein the stirring mechanism (4) comprises a first motor (41) arranged at the top of the box body (1), the output end of the first motor (41) penetrates through the inner wall of the box body (1) and is fixedly connected with a first rotating shaft (42), and a plurality of groups of stirring blades (43) are fixedly connected to the first rotating shaft (42).

4. The vacuum furnace feeding device as claimed in claim 1, wherein the screening mechanism (6) comprises a protective shell (61) fixedly connected to the rear portion of the box body (1), a second motor (62) is arranged in the protective shell (61), a first gear (63) is fixedly connected to an output end of the second motor (62), second gears (64) are meshed with two sides of the first gear (63), a second rotating shaft (65) is fixedly connected to the second gear (64), a screening cylinder (66) is fixedly connected to the inner wall of the box body (1) in a penetrating manner, and screening holes (67) are formed in the screening cylinder (66).

5. The vacuum furnace charging device according to claim 1, characterized in that the guide frame (7) comprises a mounting frame (71) fixedly connected to the two side connection plates (8), and a plurality of guide chutes (72) are fixedly connected inside the mounting frame (71).

6. The charging device of the vacuum furnace as claimed in claim 5, wherein the material guiding chute (72) is circular truncated cone-shaped, the inner diameter of the material guiding chute (72) is gradually increased downwards, and a bevel gear plate (73) is arranged on the adjacent material guiding chute (72).