CN211112172U - Carburizing heating chamber sealing device for vacuum carburizing process - Google Patents

Abstract

The utility model discloses a carburization heating chamber sealing device for vacuum carburization technology processing, including bell, furnace body, spacing pipe and pneumatic cylinder, the top skin weld of bell has spacing pipe, the top fixed surface of furnace body has the pneumatic cylinder, the top surface of furnace body is located the top of pneumatic cylinder and has erect the layer board, the last fixed surface of layer board has the motor, the one end that spacing pipe kept away from the bell is equipped with first gear, spacing pipe is connected with motor drive through first gear and second gear meshing transmission, the inboard surface paste of bell has the glass fiber sealing strip, a side skin weld of bell has spacing post, the spliced eye has been seted up towards a side surface of bell to the furnace body. The utility model discloses the furnace gate of vacuum carburizing furnace at present stage is manual operation and opens, nevertheless because the furnace gate is heavier, and manual operation opens speed slower, and workman's intensity of labour beats greatly, and efficiency is lower.

Description

Carburizing heating chamber sealing device for vacuum carburizing process

Technical Field

The utility model relates to a heating chamber sealing technical field specifically is a carburization heating chamber sealing device for vacuum carburization technology processing.

Background

Vacuum carburization is one of the most advanced heat treatment means in the world, and is a new heat treatment technology which develops rapidly in recent years. Compared with the traditional carburization method, the vacuum carburization can accurately control the carbon content, so that the carburized product has better carburized layer uniformity and surface quality, has the advantages of energy conservation, environmental protection and the like, and is widely applied to the fields of automobiles, machinery, aerospace and the like. The indexes of furnace temperature uniformity, empty furnace temperature rise time and the like are the main reflection of the heating performance of the vacuum furnace. At present, the furnace door of the vacuum carburizing furnace is opened by manual operation, but because the furnace door is heavy, the opening speed of the manual operation is slow, the labor intensity of workers is high, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a carburization heating chamber sealing device for vacuum carburization technology processing possesses and opens through the pneumatic cylinder, and the operation of being convenient for reduces artifical intensity of labour's advantage, and the furnace gate of having solved present stage vacuum carburizing furnace is manual operation and opens, nevertheless because the furnace gate is heavier, and manual operation opens speed slower, and workman's intensity of labour beats greatly, the lower problem of efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a carburization heating chamber sealing device for vacuum carburization technology processing, includes bell, furnace body, spacing pipe and pneumatic cylinder, the top skin weld of bell has spacing pipe, the top surface fixed of furnace body has the pneumatic cylinder, the top surface of furnace body is located the top of pneumatic cylinder and has erect the layer board, the last fixed surface of layer board has the motor, the one end that spacing pipe back of the body is from the bell is equipped with first gear, spacing pipe is connected with motor drive through first gear and second gear meshing transmission, the inside surface paste of bell has the glass fiber sealing strip, a side skin weld of bell has spacing post, the spliced eye has been seted up towards a side surface of bell to the furnace body.

Preferably, the number of the limiting columns is four, the four limiting columns are distributed on the furnace cover in an array mode, and the limiting columns penetrate through the glass fiber sealing strip.

Preferably, the position of the plug hole corresponds to the position of the limiting column.

Preferably, the limiting pipe is provided with a through hole in a penetrating manner, and the aperture of the through hole is matched with the diameter of the telescopic rod of the hydraulic cylinder.

Preferably, the output end of the hydraulic cylinder is provided with a limiting block, and the hydraulic cylinder is limited and installed in the limiting pipe through the limiting block.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the hydraulic cylinder, the telescopic rod of the hydraulic cylinder is connected with the limiting pipe in an inserting way through the limiting block, one end of the limiting pipe close to the hydraulic cylinder is provided with the first gear, the limiting pipe is in meshing transmission with the second gear through the first gear, the limiting pipe is in transmission connection with the motor, when the furnace cover is used, a user communicates the hydraulic cylinder with the hydraulic pump to extend the telescopic rod of the hydraulic cylinder, the furnace cover is opened, then the user connects the motor with an external power supply, the motor rotates the furnace cover to open at ninety degrees through the second gear and the first gear, the feeding or discharging of the user is convenient, the furnace cover and the furnace body are limited through the limiting column and the inserting hole to prevent the dislocation of the furnace cover and the furnace body, a glass fiber sealing strip is arranged between the furnace cover and the furnace body to increase the sealing performance between the furnace cover and the furnace body, when, the glass fiber sealing belt further increases the sealing performance between the furnace cover and the furnace body.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the furnace body of the present invention;

fig. 3 is a schematic view of the furnace lid of the present invention.

In the figure: 1. a furnace cover; 2. a furnace body; 3. a limiting pipe; 4. a limiting block; 5. a first gear; 6. a second gear; 7. a motor; 8. a hydraulic cylinder; 9. a support plate; 10. inserting holes; 11. a limiting column; 12. a glass fiber sealing tape; 13. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a carburization heating chamber sealing device for processing of vacuum carburization technology, including bell 1, furnace body 2, spacing pipe 3 and pneumatic cylinder 8, the top skin weld of bell 1 has spacing pipe 3, run through on the spacing pipe 3 and seted up through-hole 13, and the aperture of through-hole 13 and the diameter looks adaptation of the 8 telescopic links of pneumatic cylinder, the top fixed surface of furnace body 2 has pneumatic cylinder 8, pneumatic cylinder 8's output is equipped with stopper 4, pneumatic cylinder 8 passes through 4 spacing installations in spacing pipe 3 of stopper, the user communicates pneumatic cylinder 8 and hydraulic pump, make pneumatic cylinder 8's telescopic link stretch out, make bell 1 open.

A supporting plate 9 is erected on the top surface of the furnace body 2 above a hydraulic cylinder 8, a motor 7 is fixed on the upper surface of the supporting plate 9, one end of a limiting pipe 3, which is far away from the furnace cover 1, is provided with a first gear 5, the limiting pipe 3 is in meshing transmission with the second gear 6 through the first gear 5 and is in transmission connection with the motor 7, the motor 7 rotates the furnace cover 1 through the second gear 6 and the first gear 5 for ninety degrees to open, so that a user can conveniently feed or unload materials, a glass fiber sealing strip 12 is adhered on the inner side surface of the furnace cover 1, limiting columns 11 are welded on one side surface of the furnace cover 1, the limiting columns 11 are provided with four in total, the four limiting columns 11 are distributed on the furnace cover 1 in an array manner, the limiting columns 11 penetrate through the glass fiber sealing strip 12, when the furnace body 2 is in a negative pressure state in the furnace body 2, the furnace cover 1 is pressed and fixed on the furnace body, the surface of one side of the furnace body 2 facing the furnace cover 1 is provided with a jack 10, and the position of the jack 10 corresponds to the position of the limit column 11, so that the dislocation of the furnace cover 1 and the furnace body 2 is prevented.

The working principle is as follows: the user is when using, the user communicates pneumatic cylinder 8 and hydraulic pump, make the telescopic link of pneumatic cylinder 8 stretch out, make bell 1 open, later the user switches on external power supply with motor 7, make motor 7 rotate ninety degrees through second gear 6 and first gear 5 with bell 1 and open, convenient to use person feeds in raw material or unloads, and bell 1 and furnace body 2 carry on spacingly through spacing post 11 and spliced eye 10, prevent bell 1 and furnace body 2 dislocation, be equipped with glass fiber sealing strip 12 between bell 1 and the furnace body 2, be used for increasing the leakproofness between bell 1 and the furnace body 2, furnace body 2 is when using, be negative pressure state in the furnace body 2, bell 1 is compressed tightly by atmospheric pressure and fixes on furnace body 2, glass fiber sealing strip 12 further increases the leakproofness between bell 1 and the furnace body 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Claims (5)

1. The utility model provides a carburization heating chamber sealing device for vacuum carburization technology processing, includes bell (1), furnace body (2), spacing pipe (3) and pneumatic cylinder (8), its characterized in that: the utility model discloses a furnace cover, including bell (1), top surface welding has spacing pipe (3), the top fixed surface of bell (2) has pneumatic cylinder (8), layer board (9) have been erect to the top surface that is located pneumatic cylinder (8) of bell (2), the last fixed surface of layer board (9) has motor (7), the one end that deviates from bell (1) in spacing pipe (3) is equipped with first gear (5), spacing pipe (3) are connected with motor (7) transmission through first gear (5) and second gear (6) meshing transmission, the inboard surface paste of bell (1) has glass fiber sealing strip (12), one side surface welding of bell (1) has spacing post (11), spliced eye (10) have been seted up towards one side surface of bell (1) in furnace body (2).

2. A carburizing heating chamber sealing device for vacuum carburizing process according to claim 1, characterized in that: the furnace cover is characterized in that the number of the limiting columns (11) is four, the four limiting columns (11) are distributed on the furnace cover (1) in an array mode, and the limiting columns (11) penetrate through the glass fiber sealing strip (12).

3. A carburizing heating chamber sealing device for vacuum carburizing process according to claim 1, characterized in that: the position of the plug-in hole (10) corresponds to the position of the limiting column (11).

4. A carburizing heating chamber sealing device for vacuum carburizing process according to claim 1, characterized in that: the limiting pipe (3) is provided with a through hole (13) in a penetrating mode, and the aperture of the through hole (13) is matched with the diameter of the telescopic rod of the hydraulic cylinder (8).

5. A carburizing heating chamber sealing device for vacuum carburizing process according to claim 1, characterized in that: the output of pneumatic cylinder (8) is equipped with stopper (4), pneumatic cylinder (8) are spacing to be installed in spacing pipe (3) through stopper (4).

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