1. The utility model relates to the technical field of graphite processing equipment, in particular to a small graphite rod die.

Background technique:

2. In the production process of graphite products, it is necessary to press the pulverized graphite raw materials into graphite bodies of specific specifications and shapes in the die, so as to facilitate storage and transportation or as the next step of blank processing to manufacture other graphite products. In the process of pressing graphite raw materials into graphite blanks, the pressing mold needs to withstand a certain temperature and high pressure, and the mold is prone to deformation during the pressing process, resulting in large changes in the shape and specifications of the graphite blank after molding. The appearance quality of the graphite body obtained by pressing is poor. Due to the structural design of the mold, the traditional graphite rod pressing die can only produce one graphite rod at a time, and the working efficiency is low.

Technical realization elements:

3. The purpose of this utility model is to provide a small graphite rod compression mold to solve the problem that the compression mold needs to withstand a certain temperature and relatively high pressure during the process of pressing graphite raw materials into graphite blanks. In the above-mentioned background technology, during the pressing process, the mold is easily deformed, resulting in a large change in the shape and specification of the graphite blank after pressing, and the obtained graphite blank has poor appearance quality. Due to the structural design of the mold, only one piece of graphite can be produced in one pressing. The graphite rod is small and the work efficiency is low.

4. In order to achieve the above purpose, the utility model provides the following technical solutions: a small-sized graphite rod pressing mold, including a mold box body, the inner upper end of the mold box body is provided with an outer mold, and the upper end of the outer mold passes through the upper wall of the mold box body, The outer surface of the outer mold and the upper wall of the mold box body is provided with a fixing plate, and the lower body of the mold box is provided with an ejector plate. The inner lower end is provided with the upper surface of the material guide plate mold box body, and the upper end of the outer mold is against the inner lower end of the outer mold. On the upper surface of the material guide plate, a connecting piece is arranged above the mold box, and an inner mold is arranged at the lower end of the connecting piece, the inner mold and the outer mold are arranged correspondingly, and the lower end is an inner mold. The inner mold is provided with copper terminals.

5. Preferably, the connector includes a connecting plate. Limiting plates are provided on both sides of the lower surface of the connecting plate. A fixed plate is provided at the lower end of the limiting plate. Correspondingly, the upper end of the inner mold is provided with a fixed edge, the fixed edge engages with the fixed small plate, and the upper end of the inner mold abuts the support plate.

6. Preferably, connecting profiles are provided under the front and rear ends of the material guide plate, the connecting profiles are C-shaped metal material profiles, and the upper and lower ends of the connecting profile are welded to the material guide plate respectively. The plate is fixedly connected to the mold box body.

7. Preferably, the four corners of the lower wall of the mold box are provided with through holes, and the through holes communicate with the inner cavity of the mold box.

8. Preferably, the inner upper end of the outer mold is provided with a guide groove.

9. Compared with the prior art, the beneficial effect of the utility model is that the pressing mold needs to withstand a certain temperature and higher pressure in the process of pressing the graphite raw material into a graphite blank, and the strength of the outer mold is improved through the improvement of the mold box. , to avoid the problem of large changes in the shape and specifications of the graphite blank caused by the deformation of the mold during the pressing process, and to improve the appearance of the graphite blank obtained

Quality, instead of the traditional graphite rod die, by designing the corresponding six inner dies and outer die structure, six graphite rods can be produced in one press to improve work efficiency.

Drawing Description

10. Figure 1 is a three-dimensional sectional view of the main structure of the utility model;

11. Figure 2 is a perspective view of the main structure of the utility model;

12. Figure 3 is a front-sectional view of the main structure of the utility model;

13. Figure 4 is a schematic front view of the main structure of the utility model;

14. Figure 5 is a schematic left view of the main structure of the utility model.

15. In the figure: 1-mold box, 2 outer molds, 3-fixed plates, 4 ejector plates, 5 ejector rods, 6 material guide plates, 7 connectors, 701-connecting plates, 702 -limiting plates, 703-fixed small plates, 704-supporting plate, 8-inner mold, 9-copper end, 10-fixed edge, 11-connecting profile, 12-through hole, 13-material guide groove.

detailed method

16. The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

17. Please refer to Figure 1-5. The utility model provides a small-sized graphite rod pressing die, which comprises a mold box body 1, an outer mold 2 is arranged at the inner upper end of the mold box body 1, and the upper end of the outer mold 2 runs through the upper mold. The wall of the molded box 1, the outer surface of the outer mold 2, and the upper wall of the molded box 1 are provided with a fixed plate 3, and the inner and lower ends of the molded box 1 are provided with a fixed plate 3. Eject plate 4. The upper surface of the ejector plate 4 is provided with an ejector rod 5, and the upper end of the ejector rod 5 stretches into the inner lower end of the outer mold 2 and contacts with the upper surface of the mold box body 1. A material guide plate 6 is provided, the upper end of the outer mold 2 is close to the upper surface of the material guide plate 6, a connector 7 is provided above the mold box body 1, and an inner mold 8 is located at the lower end of the connector 7 and an inner mold 8 is provided corresponding to the outer mold 2, The lower end of the inner mold 8 is provided with a copper terminal 9.

18. When in use, fix the mold box body 1 to the lower end of the hydraulic press through bolts, fix the inner mold 8 to the upper end of the hydraulic press through the joint 7, and pour the graphite powder on the material guide plate. 6. The staff pushes the graphite powder into the outer mold 2 Inside, the outer mold 2 is firmly installed on the upper end of the mold box body 1 through the fixing plate 3, and then the inner mold 8 is driven into the inside of the outer mold 2 by a hydraulic machine, and the ejector rod 5, the outer mold 2 and the inner mold 8 are used to carry out the graphite powder. Compression molding, by setting the copper end 9 inner molds 8 at the lower end, through the softer copper end 9, avoiding the damage of the inner mold 8 to the outer mold 2, after the compression is completed, the inner mold 8 leaves the outer mold 2, driving the top plate 4 and the ejector rod 5 Push the graphite rod out from the upper end of the outer mold 2 through the lower hydraulic rod to complete the pressing process.

19. The connector 7 includes a connecting plate 701, and the two sides of the lower surface of the connecting plate 701 are provided with a limiting plate 702, and the lower end of the limiting plate 702 is provided with a fixed small plate 703, and a supporting plate 704 is connected between the fixed small plate 703 and the connecting plate 701, corresponding to the inner mold 8, the upper end of the inner mold 8 is provided with a fixed side 10, the fixed side 10 is located in the joint with the fixed small plate 703, the upper end of the inner mold 8 is against the support plate 704, and the inner mold 8 is clamped and set by the fixed side 10 On the fixed small plate 703, the connecting plate 701, the limiting plate 702 and the fixed small plate are fixedly connected by bolts 703, and a support plate 704 is provided between the connecting plate 701 and the fixed small plate 703 for supporting the inner mold 8.

20. The front and rear ends of the material guide plate 6 are provided with connecting profile 11 and connecting profile 11 are C-shaped metal materials.

The upper and lower ends of the material and the connecting profile 11 are respectively fixedly connected to the material guide plate 6 and the mold box body 1 by welding. By setting the connecting profile 11 on the material guide plate 6, the material guide plate 6 is fixed on the mold box body 1 by welding. superior.

21. There are through holes 12 on the four corners of the lower wall of the mold box body 1. The through holes 12 communicate with the inner cavity of the mold box body 1. The through holes 12 pass through the lower wall in the mold box body 1. The lower end of the hydraulic rod passes through the through hole. Hole 12 stretches into the inside of casing 1, and the upper end of the hydraulic rod presses the push rod 4.

22. The inner upper end of the outer mold 2 is provided with a material guide groove 13. By setting the material guide groove 13 at the upper end of the outer mold 2, the graphite powder on the material guide plate 6 can be smoothly pushed out into the outer mold 2.

23. Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention and variations, the scope of the invention is defined by the appended claims and their equivalents.

Technical Features:

1. a kind of graphite stick die, it is characterized in that: comprises a mold box body (1), the inner upper end of described mold box body (1) is provided with outer mold (2), the upper end (2) of described outer mold Through the upper wall of the mold box body (1), the outer surface of the outer mold (2) is provided with a fixing plate (3) on the upper wall of the mold box body (1), and the inner lower end of the mold box body (1) is provided with The ejector plate (4), the upper surface of the ejector plate (4) is provided with an ejector rod (5), and the upper-end pull rod (5) of the ejector extends into the inner lower end of the outer mold (2), and the mold box body (1) A material guide plate (6) is provided on the upper surface, the upper end of the outer mold (2) bears on the upper surface of the material guide plate (6), a connecting piece (7) is provided above the mold box body (1), and an inner mold is provided at the lower end. The mold (8) connector (7) corresponds to the inner mold (8) and the outer mold (2), and the lower end of the inner mold (8) is provided with a copper terminal (9).  2. The graphite rod die according to claim 1, is characterized in that: the connecting piece (7) includes a connecting plate (701), and both sides of the lower surface of the connecting plate (701) are provided with limiting plates (702) ), the lower end of the limiting plate (702) is provided with a fixed small plate (703), and a support plate (704) is provided between the fixed small plate (703) and the connecting plate (701) and between the inner mold (8), and the inner mold (8) The upper end is provided with a fixed side (10), and the fixed side (10) is engaged with the fixed small plate (703). The upper end of the inner mold (8) abuts the support plate (704).  3. A graphite rod die according to claim 1, is characterized in that: the front and rear ends of the guide plate (6) are provided with connecting profiles (11), and the connecting profiles (11) are copper connecting profiles (11) The lower end is welded and fixed with the material guide plate (6) and the mold box body (1) respectively.  4. A small-sized graphite rod die according to claim 2, is characterized in that: the four corners of the lower wall of the mold box body (1) are pierced with through holes (12), and the through holes (12) communicate with the mold. The inner cavity of the casing (1).  5. A small graphite rod die according to claim 1, is characterized in that: the inner upper end of the outer die (2) is provided with a guide groove (13).

Technical overview

The utility model discloses a small-sized graphite rod die, which relates to the technical field of graphite processing equipment. The outer mold body runs through the mold box body, the upper wall of the outer mold, the outer surface of the outer mold, and the upper wall of the mold box body are provided with a fixing plate, the lower body of the mold box is provided with an ejector plate, and the upper surface of the ejector plate is provided with a top plate. The upper end of the ejector rod extends into the inner lower end of the outer mold. The upper surface of the mold box is provided with a material guide plate, and the upper end of the outer mold is against the upper surface of the mold box of the material guide plate. Connectors, the lower end of the inner mold is provided with a connector, the inner mold and the outer mold are set correspondingly, and the lower end of the inner mold is provided with a copper end, which can improve the appearance quality of the obtained graphite body, and one pressing can produce six small graphite rods, which improves the work efficiency. efficiency. Improve work efficiency. Improve work efficiency.

Technical R&D personnel: Tan Xunqiang, Zhang Qingbin, Du Changping, Qi Hubao

Protected Technology Users:

Technology R&D Day: 2022.12.06

Technical bulletin date: 2023/4/20