CN211120638U

CN211120638U - Product graphite supporting plate for hard alloy sintering furnace

Info

Publication number: CN211120638U
Application number: CN201922267354.3U
Authority: CN
Inventors: 颜昌礼; 程湘
Original assignee: Zhuzhou Cemented Carbide Group Co Ltd
Current assignee: Zhuzhou Cemented Carbide Group Co Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-28
Anticipated expiration: 2029-12-17

Abstract

The utility model provides a product graphite layer board for carbide sintering furnace, its graphite layer board both ends position is provided with the direction inclined plane respectively around the side of both sides long limit, the graphite layer board both ends position is provided with the transition inclined plane of warpage that makes progress respectively around its bottom surface, the graphite layer board still is provided with the product on the surface and puts the district, when using, because the both sides face at the graphite layer board has set up direction inclined plane and transition inclined plane, the design that utilizes the direction inclined plane to personally submit angle and transition inclined plane makes the graphite layer board when business turn over sintering furnace, be difficult to take place frontal collision with interior graphite component or fork truck. The product placing area is processed on the graphite supporting plate by taking the effective temperature area size of the sintering furnace to the product as a basis, and the product placing area is higher than two end planes of the graphite supporting plate, so that an operator can easily identify the product, and the product is prevented from being placed outside the effective area of the temperature field, thereby avoiding the phenomenon of uneven temperature caused by the fact that the placing position of the product exceeds the effective temperature area.

Description

Product graphite supporting plate for hard alloy sintering furnace

Technical Field

The utility model relates to a carbide sintering technical field especially relates to a product graphite layer board for carbide sintering furnace.

Background

The hard alloy sintering furnace must use a graphite supporting plate in the process of sintering products. Traditional graphite layer board is a simple cuboid, when business turn over has guider's fritting furnace, easy and graphite component or the fork truck that goes into the stove take place frontal collision in the stove, lead to the component to damage.

When the product is placed, the product is ideally placed in an effective temperature field interval in the furnace, so that the consistency of the temperature of the product can be guaranteed. However, the traditional product pallet does not distinguish the temperature field effective interval, so that the limit of the temperature field effective interval cannot be determined during operation.

Disclosure of Invention

An object of the utility model is to provide a product graphite layer board for carbide sintering furnace aims at solving among the prior art traditional graphite layer board and takes place frontal collision with the graphite component in the stove or income stove fork truck easily, leads to the component to damage and can't confirm the technical problem in temperature field effective interval.

The technical scheme of the utility model as follows:

a product graphite supporting plate for a hard alloy sintering furnace is characterized in that guide inclined planes are respectively arranged at the front end and the rear end of the side surfaces of two long sides of the graphite supporting plate, upwards-warped transition inclined planes are respectively arranged at the front end and the rear end of the bottom surface of the graphite supporting plate, two or more push-pull openings are formed in the surface of the graphite supporting plate, and a product placing area is further arranged on the surface of the graphite supporting plate.

The product graphite supporting plate for the hard alloy sintering furnace is characterized in that the angle of the guide inclined plane is 10-80 degrees, and the length of the guide inclined plane is 50-100 millimeters.

The product graphite supporting plate for the hard alloy sintering furnace is characterized in that the angle of the transition inclined plane is 10-80 degrees, and the length of the transition inclined plane is 50-100 millimeters.

The product graphite supporting plate for the hard alloy sintering furnace is characterized in that the push-pull openings are respectively formed in the positions, close to the front end transition inclined plane and the rear end transition inclined plane, of the surface of the graphite supporting plate, and the included angle of the two push-pull openings towards the inner walls close to the transition inclined planes is a chamfer angle.

The product graphite supporting plate for the hard alloy sintering furnace is characterized in that a product placing area on the surface of the graphite supporting plate is higher than the front end and the rear end of the surface of the graphite supporting plate, a clear boundary is machined on the surface of the graphite supporting plate, and the length of the product placing area is based on the effective temperature area of the sintering furnace for the product.

The utility model has the advantages that because the two long side surfaces of the graphite supporting plate are provided with the guide inclined planes, the graphite supporting plate is not easy to collide with the graphite component in the furnace or the forklift when entering and exiting the sintering furnace by utilizing the design that the guide inclined planes are at an angle, because the front end and the rear end of the bottom surface of the graphite supporting plate are provided with the transition inclined planes, when the graphite supporting plate enters and exits the sintering furnace by utilizing the design of the transition inclined planes with angles, is convenient for the graphite supporting plate to come in and go out, is not easy to collide with the graphite component in the furnace or the forklift in the front, because the product placing area is processed on the graphite supporting plate according to the effective temperature area size of the sintering furnace to the product, and the product placing area is slightly higher than the two end planes of the graphite supporting plate, therefore, an operator can easily recognize the temperature field, and the product is prevented from being placed outside the effective area of the temperature field, so that the phenomenon that the temperature of the product is uneven due to the fact that the placement position of the product exceeds the effective temperature area is avoided.

Drawings

Fig. 1 is a schematic side view of a structure of a graphite pallet according to an embodiment of the present invention.

Fig. 2 is a schematic top view of a graphite supporting plate according to an embodiment of the present invention.

Fig. 3 is a schematic top view of a state in which a graphite pallet enters a sintering furnace according to an embodiment of the present invention.

Fig. 4 is a schematic side view of a state that the graphite supporting plate enters the sintering furnace according to the embodiment of the present invention.

In the drawings: the device comprises a guide inclined plane 1, a chamfer 2, a transition inclined plane 3, a push-pull opening 4, a product placing area 5 and a limiting graphite strip 6.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

As shown in fig. 1 to 4, in a first embodiment of a graphite supporting plate for a cemented carbide sintering furnace, guide inclined planes 1 are respectively disposed at front and rear end positions of two long side surfaces of the graphite supporting plate, an angle of the guide inclined planes 1 is 10 degrees, a length of the guide inclined planes is 50 millimeters, upward-warping transition inclined planes 3 are respectively disposed at front and rear end positions of a bottom surface of the graphite supporting plate, an angle of the transition inclined planes 3 is 10 degrees, a length of the transition inclined planes is 50 millimeters, two push-pull openings 4 are formed in a surface of the graphite supporting plate, and a product placing area 5 is further disposed on the surface of the graphite supporting plate.

In the first embodiment, the push-pull openings 4 are respectively formed in the surface of the graphite supporting plate near the front and rear end transition inclined planes 3, the included angle between the two push-pull openings 4 and the inner wall of the adjacent transition inclined plane 3 is a chamfer 2, and the angle of the chamfer 2 is 45 degrees.

In the first embodiment, the product placement area 5 on the surface of the graphite supporting plate is slightly higher than the front end and the rear end of the graphite supporting plate, a definite boundary is processed on the surface of the graphite supporting plate, and the length of the area of the product placement area 5 is based on the effective temperature area of the sintering furnace for the product.

The utility model provides a product graphite layer board embodiment two for carbide sintering furnace, in this embodiment two, except that 1 angle on direction inclined plane is 45 degrees, length is 75 millimeters, 3 angles on transition inclined plane are 45 degrees, length is 75 millimeters and graphite layer board symmetry on the surface has been seted up four and has been pushed away and draw mouthful 4 outward, all the other structures do not have the difference with embodiment one, so no longer give unnecessary details here, a plurality of push away and draw mouthful have been designed, so when the graphite layer board is heavier, can make things convenient for a plurality of operators to use the instrument to promote the graphite layer board and get into the sintering furnace, or make things convenient for the pulling graphite layer board to leave the sintering furnace.

The utility model provides a product graphite layer board embodiment three for carbide sintering furnace, in this embodiment three, except that 1 angle on direction inclined plane is 80 degrees, length is 100 millimeters, 3 angles on transition inclined plane are 80 degrees, length is 100 millimeters and six push-and-pull mouths 4 have been seted up to graphite layer board symmetry on the surface, all the other structures do not have the difference with the embodiment one, so no longer describe here, designed a plurality of push-and-pull mouths, so when graphite layer board is heavier, can make things convenient for a plurality of operators to use the instrument to push away graphite layer board and get into the sintering furnace, or make things convenient for the pulling graphite layer board to leave the sintering furnace.

When the graphite support plate is used, the guide inclined planes 1 are respectively arranged at the front end and the rear end of the side surfaces of the two long sides of the graphite support plate, the graphite support plate is not easy to collide with a graphite component or a forklift in a furnace when passing in and out of the sintering furnace by utilizing the design that the guide inclined planes 1 are angles, the transition inclined planes 3 are respectively arranged at the front end and the rear end of the bottom surface of the graphite support plate, and the design that the transition inclined planes 3 are angles enables the graphite support plate to be convenient for passing in and out of the sintering furnace when passing in and out of the sintering furnace, and the graphite support plate is not easy to collide.

Furthermore, because the effective temperature area size of the sintering furnace to the product is used as the basis to process the product placing area 5 on the graphite supporting plate, and the product placing area 5 is slightly higher than the planes at the two ends of the graphite supporting plate, the operator can easily identify the product, the product is prevented from being placed outside the effective temperature area of the temperature field, and the phenomenon that the temperature of the product is uneven because the placing position of the product exceeds the effective temperature area is avoided.

Further, push-and-pull mouth 4 is provided with two, and sets up respectively on graphite layer board surface near the position of front and back both ends transition inclined plane 3, so can make things convenient for operator's use tools to promote graphite layer board in getting into the fritting furnace, or conveniently stimulate graphite layer board leaving the fritting furnace, and two inner wall contained angles that push-and-pull mouthful 4 are chamfer 2, so can make things convenient for operator's instrument to insert or pull away.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims

1. The product graphite supporting plate for the hard alloy sintering furnace is characterized in that guide inclined planes (1) are respectively arranged at the front end and the rear end of the side surfaces of two long sides of the graphite supporting plate, upwards-warped transition inclined planes (3) are respectively arranged at the front end and the rear end of the bottom surface of the graphite supporting plate, more than two push-pull openings (4) are formed in the surface of the graphite supporting plate, and a product placing area (5) is further arranged on the surface of the graphite supporting plate.

2. The graphite supporting plate for cemented carbide sintering furnaces as claimed in claim 1, wherein the guiding bevel (1) has an angle of 10 to 80 degrees and a length of 50 to 100 mm.

3. The graphite supporting plate for the cemented carbide sintering furnace as claimed in claim 1, wherein the transition slope (3) has an angle of 10 to 80 degrees and a length of 50 to 100 mm.

4. The graphite supporting plate for the products for the hard alloy sintering furnace as claimed in claim 1, wherein the push-pull openings (4) are respectively formed on the surface of the graphite supporting plate at positions close to the transition inclined surfaces (3) at the front end and the rear end, and the included angle between the two push-pull openings (4) and the inner wall of the adjacent transition inclined surfaces (3) is a chamfer (2).

5. The product graphite supporting plate for the hard alloy sintering furnace as claimed in claim 1, wherein the product placing areas (5) on the surface of the graphite supporting plate are higher than the front end and the rear end of the surface of the graphite supporting plate.