Forming die

Abstract

The utility model relates to the technical field of graphite plate processing, and discloses a forming die. The forming die comprises a base and a stamping part, the base comprises a surrounding plate, a bottom plate and a lock catch; the bottom plate and the peripheral plate define a mold cavity; the bottom plate is detachably fixed on the coaming through the lock catch; a stamping part is inserted into the die cavity; the stamping part comprises a pressing plate, a push-pull plate, a connecting rod and a guide column. The pressing plate is arranged in the mold cavity in a sliding mode, the connecting rod is arranged between the pressing plate and the push-pull plate, and the connecting rod is detachably connected with the pressing plate and the push-pull plate; the guide column is connected with the push-pull plate and inserted into the surrounding plate. Graphite materials in the die cavity are molded into a graphite plate through the stamping part, the surrounding plate and the bottom plate are connected and fixed through the lock catch to form the die cavity, the pressing plate and the push-pull plate are detachably connected through the connecting rod to form the die cavity, the overall forming die is simple in structure and convenient to disassemble and assemble, and therefore equipment miniaturization and convenient transportation are achieved; and the requirements of laboratory graphite plate preparation are met.

Description

Technical Field

[0001] The utility model relates to the technical field of graphite plate processing, in particular to a forming die. Background Art

[0002] The graphite plate is made of high-quality graphite carbon material and added with highly acid-resistant organic compounds. It is refined through high-pressure molding, vacuum impregnation, and high-temperature heat treatment processes. It has extraordinary acid and temperature resistance and is an ideal lining material for phosphoric acid reaction tanks, phosphoric acid storage tanks and other equipment in the chemical industry.

[0003] Graphite plates are processed by compression molding. Most of the existing graphite plate molding molds are industrial-grade. Industrial-grade molds are driven by large hydraulic equipment to achieve batch production of graphite plates. However, graphite plates also have certain usage needs in scientific research laboratories. Laboratories do not have processing needs for batch production of graphite plates. Instead, they require molding molds with simple structures and easy disassembly and assembly. This makes the existing molding molds unable to meet the use needs of laboratories. Utility Model Content

[0004] The technical problems to be solved by the utility model are:

[0005] The forming mold of graphite plate cannot meet the use requirements of the laboratory.

[0006] In order to solve the above technical problems, the utility model provides a forming mold, comprising:

[0007] A base, the base comprising a surrounding plate, a bottom plate and a lock; the surrounding plate is in a hollow ring shape, the bottom plate covers one side of the bottom plate, and the bottom plate and the surrounding plate are combined to form a mold cavity; the lock is respectively connected to the surrounding plate and the bottom plate to detachably fix the bottom plate to the surrounding plate;

[0008] A stamping part is movably connected to the base, and the stamping part is inserted into the mold cavity; the stamping part includes a pressure plate, a push-pull plate, a connecting rod and a guide column; the pressure plate is slidably arranged in the mold cavity, the push-pull plate is arranged on the side of the pressure plate away from the bottom plate, the connecting rod is arranged between the pressure plate and the push-pull plate, and the connecting rod is detachably connected to the pressure plate and the push-pull plate; the guide column is connected to the push-pull plate, and the guide column is inserted into the enclosure.

[0009] In one embodiment, the extension plane where the pressing plate is located is parallel to the extension plane where the push-pull plate is located.

[0010] In one embodiment, the outer edge of the pressing plate fits with the inner side wall of the enclosure; the area enclosed by the outer edge of the push-pull plate is larger than the area enclosed by the outer edge of the pressing plate.

[0011] In one embodiment, the connecting rod is in the shape of an elongated strip, and the extending direction of the connecting rod is perpendicular to the extending plane where the pressing plate is located.

[0012] In one embodiment, the connecting rod includes an extension portion and a stud portion; the extension portion is arranged between the pressure plate and the push-pull plate, the stud portion is arranged at one end of the extension portion close to the pressure plate, the stud portion is inserted into the pressure plate, and is threadedly connected to the pressure plate.

[0013] In one embodiment, the extension portion is cylindrical, the stud portion is cylindrical, and the extension portion and the stud portion are colinear with a central axis.

[0014] In one embodiment, the guide column and the connecting rod are arranged in parallel, and the guide column is arranged at intervals along the outer edge of the push-pull plate.

[0015] In one of the embodiments, a guide surface is provided at one end of the guide column away from the push-pull plate; the guide surface is conical and gradually shrinks from the guide column toward the bottom plate.

[0016] In one of the embodiments, a handle is provided on the push-pull plate; the handle is provided on a side of the push-pull plate away from the pressure plate, and the handle is arranged at a central position of the push-pull plate.

[0017] In one embodiment, the base plate includes a connecting portion and a positioning portion; the connecting portion is in the shape of a straight plate, the positioning portion is protruded from the connecting portion toward the surrounding plate, the positioning portion is inserted into the mold cavity, and the surrounding plate is arranged around the outer side of the positioning portion.

[0018] Compared with the prior art, the above-mentioned molding die has the following beneficial effects:

[0019] The graphite material in the mold cavity is molded into a graphite plate by a stamping part, the enclosure plate is connected and fixed to the bottom plate by a lock to form a mold cavity, and the pressing plate and the push-pull plate are detachably connected by a connecting rod to form a mold cavity. The overall molding mold has a simple structure and is easy to disassemble and assemble, thereby realizing the miniaturization of the equipment and convenient transportation to meet the needs of laboratory preparation of graphite plates. The relative movement between the stamping part and the base is guided by a guide column to improve the stability of the stamping part during the process of molding the graphite plate.

[0020] By arranging the pressing plate in parallel with the push-pull plate and arranging the connecting rod perpendicular to the pressing plate, it is ensured that the pressure distribution in the process of stamping the graphite plate is more uniform, thereby improving the forming effect of the graphite plate.

[0021] By arranging a stud portion on the connecting rod, the connecting rod and the pressing plate can be quickly disassembled and connected, thereby improving the overall disassembly and assembly efficiency of the stamping part.

[0022] By arranging a guide surface at the end of the guide column, the guide column can be inserted into the enclosure more easily, thereby making it more convenient to insert the stamping part into the mold cavity, thereby improving the assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the exploded structure of a molding die according to one embodiment of the utility model;

[0024] Figure 2 for Figure 1 Schematic diagram of the structure of the middle base;

[0025] Figure 3 for Figure 1 Schematic diagram of the structure of the stamping part;

[0026] Figure 4 for Figure 3 A schematic diagram of the structure of the middle connecting rod;

[0027] Figure 5 for Figure 3 Schematic diagram of the structure of the middle guide column.

[0028] The meanings of the numbers in the accompanying drawings are:

[0029] 100. Forming mold;

[0030] 10. base; 11. enclosure; 115. handle; 12. bottom plate; 121. connection part; 122. positioning part; 13. lock; 15. mold cavity;

[0031] 20. stamping part; 21. pressure plate; 22. push-pull plate; 225. handle; 23. connecting rod; 231. extension part; 232. stud part; 24. guide column; 245. guide surface. DETAILED DESCRIPTION

[0032] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0037] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0038] See also Figures 1 to 5 , is a molding die 100 of an embodiment of the utility model, comprising a base 10 and a stamping part 20. The base 10 comprises an enclosure 11, a bottom plate 12 and a lock 13; the enclosure 11 is in a hollow ring shape, the bottom plate 12 covers one side of the bottom plate 12, and the bottom plate 12 and the enclosure 11 together form a mold cavity 15, and the mold cavity 15 is used to provide a space for molding a molded graphite plate. The lock 13 is respectively connected to the enclosure 11 and the bottom plate 12 to detachably fix the bottom plate 12 on the enclosure 11, and the efficiency of connecting and fixing the bottom plate 12 to the enclosure 11 can be improved by the lock 13. The stamping part 20 is movably connected to the base 10, and the stamping part 20 is inserted into the mold cavity 15, and the stamping part 20 is used to stamp a graphite plate. The stamping part 20 includes a pressing plate 21, a push-pull plate 22, a connecting rod 23 and a guide column 24; the pressing plate 21 is slidably arranged in the mold cavity 15, the push-pull plate 22 is arranged on the side of the pressing plate 21 away from the bottom plate 12, the connecting rod 23 is arranged between the pressing plate 21 and the push-pull plate 22, and the connecting rod 23 detachably connects the pressing plate 21 and the push-pull plate 22 to ensure that the stamping part 20 is easy to disassemble and assemble. The guide column 24 is connected to the push-pull plate 22, and the guide column 24 is inserted into the enclosure 11. The guide column 24 is used to guide the relative movement between the stamping part 20 and the base 10, thereby improving the stability of the molded graphite plate.

[0039] Furthermore, the enclosure 11 is a hollow ring structure, and the enclosure 11 is arranged around the outside of the chamber; the bottom plate 12 is sealed on one side of the enclosure 11 so that the opening of the chamber faces the stamping part 20. In this embodiment, the enclosure 11 is arranged in a rectangular ring structure, the bottom plate 12 is a rectangular straight plate, and the lock buckle 13 is arranged on the outside of the bottom plate 12. A plurality of lock buckles 13 are provided, and the lock buckles 13 are arranged around the bottom plate 12 at intervals to improve the reliability of the connection between the bottom plate 12 and the enclosure 11.

[0040] Furthermore, the bottom plate 12 includes a connecting portion 121 and a positioning portion 122. The connecting portion 121 is in the shape of a straight plate, and the connecting portion 121 covers the mold cavity 15; the positioning portion 122 is arranged on a side of the connecting portion 121 close to the enclosure 11, and the positioning portion 122 is arranged to protrude from the connecting portion 121 toward the enclosure 11. The positioning portion 122 is inserted into the mold cavity 15, and the enclosure 11 is arranged around the outer side of the positioning portion 122, and the outer side wall of the positioning portion 122 abuts against the inner side wall of the enclosure 11. The positioning portion 122 is used to locate the installation position of the enclosure 11 to improve the assembly efficiency of the enclosure 11 and the bottom plate 12, and at the same time, the outer wall of the positioning portion 122 abuts against the inner wall of the mold cavity 15, thereby increasing the fitting area between the enclosure 11 and the bottom plate 12, thereby improving the sealing performance at the joint position between the bottom plate 12 and the enclosure 11.

[0041] Furthermore, a handle 115 is provided on the outer side of the enclosure 11. The handle 115 is U-shaped, and both ends of the handle 115 are connected and fixed to the outer wall of the enclosure 11. The handle 115 is relatively arranged on both sides of the enclosure 11 to facilitate the laboratory test personnel to carry the base 10.

[0042] Furthermore, the pressing plate 21 is in the shape of a straight plate, and the pressing plate 21 is arranged parallel to the connecting portion 121. The pressing plate 21 is used to punch the graphite material in the mold cavity 15 into a graphite plate. The push-pull plate 22 is in the shape of a straight plate, and the extension plane where the pressing plate 21 is located is parallel to the extension plane where the push-pull plate 22 is located. The push-pull plate 22 is used for a person to apply downward pressure by hand, thereby providing the pressing plate 21 with the driving force required for stamping. In this embodiment, the outer edge of the pressing plate 21 fits the inner side wall of the enclosure 11, and the area enclosed by the outer edge of the push-pull plate 22 is larger than the area enclosed by the outer edge of the pressing plate 21, so as to avoid the push-pull plate 22 from being embedded in the mold cavity 15, so as to limit the downward position of the stamping part 20. In this embodiment, a handle 225 is provided on the push-pull plate 22. The handle 225 is arranged on the side of the push-pull plate 22 away from the pressure plate 21. The handle 225 is used for human hand grasping to facilitate the experimenter to apply push-pull force to the push-pull plate 22; the handle 225 is arranged at the center position of the push-pull plate 22 to ensure that the pressure of the handle 225 on the push-pull plate 22 is balanced, and no lateral torque occurs, thereby ensuring the molding quality of the graphite plate.

[0043] Furthermore, the connecting rod 23 is in the shape of an elongated strip, and the connecting rod 23 is arranged between the pressing plate 21 and the push-pull plate 22. The extending direction of the connecting rod 23 is perpendicular to the extending plane where the pressing plate 21 is located. The pressing plate 21 is parallel to the push-pull plate 22, and the connecting rod 23 is perpendicular to the pressing plate 21, so as to ensure the balance of the downward pressure acting on the pressing plate 21, avoid the roll torque, and improve the forming quality of the graphite plate. In this embodiment, the connecting rod 23 includes an extension portion 231 and a stud portion 232. The extension portion 231 is in the shape of a cylinder, and the extension portion 231 is arranged between the pressing plate 21 and the push-pull plate 22, and the extension portion 231 provides the supporting force between the pressing plate 21 and the push-pull plate 22; the stud portion 232 is in the shape of a cylinder, and the stud portion 232 is arranged at one end of the extension portion 231 close to the pressing plate 21, and the stud portion 232 is inserted into the pressing plate 21 and is threadedly connected with the pressing plate 21 to ensure the quick assembly and disassembly operation between the connecting rod 23 and the pressing plate 21. The end of the extension part 231 away from the stud part 232 is screwed to the push-pull plate 22. Further, the central axis of the extension part 231 and the stud part 232 are colinear to ensure that the connecting rod 23 transmits the pressure evenly without generating a rolling torque.

[0044] Furthermore, the guide column 24 is cylindrical, and the guide column 24 is arranged in parallel with the connecting rod 23. The guide column 24 extends from the push-pull plate 22 to the enclosure 11. The guide column 24 is correspondingly inserted into the enclosure 11. A plurality of guide columns 24 are provided, and the guide columns 24 are arranged at intervals along the outer edge of the push-pull plate 22 to ensure the stability of the movement and guidance of the stamping part 20. In this embodiment, a guide surface 245 is provided at one end of the guide column 24 away from the push-pull plate 22. The guide surface 245 is conical, and the guide surface 245 gradually shrinks from the guide column 24 to the bottom plate 12. The guide surface 245 is used to facilitate the insertion of the guide column 24 into the enclosure 11, so as to facilitate the connection of the assembled stamping part 20 with the assembled base 10.

[0045] In summary, the embodiment of the utility model provides a molding die 100, which has the following beneficial effects:

[0046] The graphite material in the mold cavity 15 is molded into a graphite plate by the stamping part 20, the enclosure 11 is connected and fixed to the bottom plate 12 by the lock 13 to form the mold cavity 15, and the pressing plate 21 and the push-pull plate 22 are detachably connected by the connecting rod 23 to form the mold cavity 15. The overall molding mold 100 has a simple structure and is easy to disassemble and assemble, thereby realizing the miniaturization of the equipment and convenient transportation to meet the needs of preparing graphite plates in the laboratory. The relative movement between the stamping part 20 and the base 10 is guided by the guide column 24 to improve the stability of the stamping part 20 during the process of molding the graphite plate.

[0047] By arranging the pressing plate 21 and the push-pull plate 22 in parallel and arranging the connecting rod 23 perpendicular to the pressing plate 21, it is ensured that the pressure distribution of the stamping part 20 in the process of molding the graphite plate is more uniform, thereby improving the molding effect of the graphite plate.

[0048] By providing the stud portion 232 on the connecting rod 23 , the connecting rod 23 and the pressing plate 21 can be quickly connected and disassembled, thereby improving the overall disassembly efficiency of the stamping part 20 .

[0049] By providing a guide surface 245 at the end of the guide column 24 , the guide column 24 can be more easily inserted into the enclosure 11 , thereby making it more convenient to insert the stamping part 20 into the mold cavity 15 , thereby improving assembly efficiency.

[0050] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0051] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A molding die, characterized in that: include: A base, the base comprising a panel, a bottom plate and a lock; The enclosure is in a hollow ring shape, the bottom plate covers one side of the bottom plate, and the bottom plate and the enclosure together form a mold cavity; the lock buckles are respectively connected to the enclosure and the bottom plate to detachably fix the bottom plate to the enclosure; A stamping part is movably connected to the base, and the stamping part is inserted into the mold cavity; the stamping part includes a pressure plate, a push-pull plate, a connecting rod and a guide column; the pressure plate is slidably arranged in the mold cavity, the push-pull plate is arranged on the side of the pressure plate away from the bottom plate, the connecting rod is arranged between the pressure plate and the push-pull plate, and the connecting rod is detachably connected to the pressure plate and the push-pull plate; the guide column is connected to the push-pull plate, and the guide column is inserted into the enclosure.

2. The molding die according to claim 1, characterized in that: The extension plane where the pressing plate is located is parallel to the extension plane where the push-pull plate is located.

3. The molding die according to claim 2, characterized in that: The outer edge of the pressing plate is in contact with the inner side wall of the enclosure; the area enclosed by the outer edge of the push-pull plate is larger than the area enclosed by the outer edge of the pressing plate.

4. The molding die according to claim 2, characterized in that: The connecting rod is in the shape of an elongated strip, and the extending direction of the connecting rod is perpendicular to the extending plane where the pressing plate is located.

5. The molding die according to claim 1, characterized in that: The connecting rod includes an extension portion and a stud portion; the extension portion is arranged between the pressure plate and the push-pull plate, the stud portion is arranged at one end of the extension portion close to the pressure plate, the stud portion is inserted into the pressure plate, and is threadedly connected to the pressure plate.

6. The molding die according to claim 5, characterized in that: The extension portion is cylindrical, the stud portion is cylindrical, and the extension portion and the stud portion have central axes that are colinear.

7. The molding die according to claim 1, characterized in that: The guide posts are arranged in parallel with the connecting rods, and the guide posts are arranged at intervals along the outer edge of the push-pull plate.

8. The molding die according to claim 7, characterized in that: A guide surface is arranged at one end of the guide column away from the push-pull plate; the guide surface is tapered and gradually shrinks from the guide column toward the bottom plate.

9. The molding die according to claim 1, characterized in that: The push-pull plate is provided with a handle; the handle is provided on a side of the push-pull plate away from the pressing plate, and the handle is arranged at the center position of the push-pull plate.

10. The molding die according to claim 1, characterized in that: The bottom plate includes a connecting portion and a positioning portion; the connecting portion is in the shape of a straight plate, the positioning portion is protruded from the connecting portion toward the surrounding plate, the positioning portion is inserted into the mold cavity, and the surrounding plate is arranged around the outer side of the positioning portion.

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