Die pressing device

Abstract

The utility model discloses a die pressing device, which relates to the technical field of high crystal die production and comprises a base, a fixing frame mounted on the base, an air cylinder fixed at the top of the fixing frame, a vertically downward driving rod connected with a crankshaft of the air cylinder, and an upper die holder fixed at the lower end of the driving rod. A lubricating block is fixed to the middle of the fixing frame, a guide hole allowing the driving rod to penetrate through is formed in the middle of the lubricating block, lubricating cotton rings are fixedly embedded in the upper end opening and the lower end opening of the guide hole, and the lubricating cotton rings are connected with oil drawing cotton ropes; the end, away from the fixing frame, of the lubricating block is provided with an oil storage cavity allowing the oil suction cotton rope to stretch into. The automatic lubricating device is reasonable in structure, can automatically and continuously lubricate, is convenient for reminding a worker to supplement lubricating oil, greatly reduces the lubricating maintenance times of the worker, relieves the labor intensity of the worker, can effectively avoid the problem that the pressing die precision is influenced because the worker forgets to lubricate and maintain, and is good in using effect.

Description

Technical Field

[0001] The utility model relates to the technical field of high crystal mold production, in particular to a die pressing device. Background Art

[0002] High crystal mold is a mold used to manufacture high-precision products. It is usually made of high-hardness materials and is widely used in electronics, automobiles, aerospace and other fields. In order to improve the high precision, high wear resistance, high hardness and high corrosion resistance of high crystal molds, a die pressing device is used for molding during the production and processing of high crystal molds.

[0003] Since the precision and surface quality requirements of high-crystal molds are very high, the mold parts of the die pressing device must be of high precision and high quality. During the manufacturing process, high-precision processing equipment and processes are required to ensure that the size and shape of the mold are accurate. At present, in order to ensure production accuracy, during the production process, it is necessary to regularly provide lubricating oil or grease to the pressurizing drive rod of the die pressing device to reduce deviations caused by friction and wear, so as to ensure the quality of the high-crystal mold.

[0004] However, in the prior art, ordinary die pressing devices are manually smeared with lubricating oil or grease, resulting in frequent maintenance work that greatly increases the labor intensity of the staff. In addition, there is a situation where the staff occasionally forgets to perform regular lubrication and maintenance, which may cause the die pressing device to have slight deviations due to increased friction when pressurized, thereby affecting the production of high crystal mold precision.

[0005] To this end, the present application provides a die pressing device to solve the above technical problems. Utility Model Content

[0006] The purpose of this application is to provide a die-stamping device that can automatically and continuously lubricate and conveniently remind staff to add lubricating oil, which greatly reduces the number of lubrication and maintenance times of staff, reduces their labor intensity, and can effectively avoid the problem of forgetting lubrication and maintenance and affecting the accuracy of the die-stamping, and has a good use effect.

[0007] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a die pressing device, comprising a base, a fixing frame is installed on the base, a cylinder is fixed on the top of the fixing frame, the shaft of the cylinder is connected to a vertically downward driving rod, an upper die seat is fixed to the lower end of the driving rod, and a lower die seat is fixed to the bottom of the fixing frame corresponding to the bottom of the upper die seat, a lubricating block is fixed to the middle of the fixing frame, a guide hole is provided in the middle of the lubricating block for the driving rod to pass through, lubricating cotton rings are embedded and fixed in the upper and lower ports of the guide hole, the lubricating cotton ring is connected to an oil-absorbing cotton rope, and an oil storage cavity is provided at the end of the lubricating block away from the fixing frame for the oil-absorbing cotton rope to extend into.

[0008] Preferably, one end of the oil-absorbing cotton rope away from the lubricating cotton ring extends to the bottom of the oil storage cavity.

[0009] Preferably, the top of the oil storage cavity is provided with an opening, which is located on the upper end surface of the lubricating block, and the top opening of the oil storage cavity is matched with a sealing cover.

[0010] Preferably, a horizontal fixing rod is fixed to the top and bottom ends of the lubricating block, and a vertical graduated tube is fixed between the ends of the two fixing rods away from the lubricating block.

[0011] Preferably, barrel oil passages are provided in the two fixing rods, and the two barrel oil passages respectively connect the top of the graduated tube with the top of the oil storage chamber, and connect the bottom of the graduated tube with the bottom of the oil storage chamber to form a communicating vessel.

[0012] Preferably, a protective frame is arranged around the outer side of the fixing frame, and a protective glass is installed on the protective frame.

[0013] Preferably, a plurality of horizontal plug-in shafts are fixed to both upper and lower ends of the protective frame, and the plurality of plug-in shafts are horizontally inserted into the top of the fixing frame and the bottom of the lower mold base, respectively.

[0014] In summary, the technical effects and advantages of the utility model are:

[0015] 1. Thanks to the cooperation of the lubricating block, the guide hole, the lubricating cotton ring and the oil storage chamber, the utility model can store the lubricating oil in the oil storage chamber, and then use the oil-absorbing cotton rope to continuously supply oil to the lubricating cotton ring, so that the lubricating cotton ring can continuously lubricate the driving rod passing through the lubricating block, thereby reducing the number of lubrication maintenance times of the staff, alleviating their labor intensity, and being easy to use.

[0016] 2. Thanks to the cooperation of the oil storage chamber, the fixed rod and the graduated tube, the utility model can display the liquid level of the lubricating oil in the oil storage chamber through the graduated tube, so as to conveniently remind the staff to replenish the lubricating oil in the oil storage chamber in time when the bottom of the lubricating oil is reached, which greatly reduces the problem of forgetting lubrication maintenance and affecting the precision of the die.

[0017] 3. The utility model benefits from the protective frame arranged around the outside of the fixed frame, and can use protective glass to enclose and protect the molding process, thereby reducing external interference and helping to improve the quality of high crystal molds to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the structure of the utility model after being unfolded;

[0021] Figure 3 This is a schematic diagram of the internal structure of the lubrication block of the utility model;

[0022] Figure 4 For the utility model Figure 3 A magnified schematic diagram of the structure in the middle.

[0023] In the figure: 1. base; 2. fixing frame; 3. cylinder; 301. driving rod; 4. lubricating block; 401. guide hole; 5. upper die base; 6. lower die base; 7. lubricating cotton ring; 701. oil-absorbing cotton rope; 8. oil storage chamber; 801. sealing cover; 9. fixing rod; 901. barrel oil channel; 10. graduated tube; 11. protective frame; 12. protective glass; 13. plug-in shaft. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example: Reference Figure 1 and Figure 2 A die pressing device is shown, comprising a base 1, on which a fixing frame 2 is mounted, a cylinder 3 is fixed to the top of the fixing frame 2, the shaft of the cylinder 3 is connected to a vertically downward driving rod 301, an upper die seat 5 is fixed to the lower end of the driving rod 301, the lower end surface of the upper die seat 5 is used to fix the punch, and a lower die seat 6 is fixed to the bottom of the fixing frame 2 corresponding to directly below the upper die seat 5, the upper end surface of the lower die seat 6 is used to fix the die, so that the cylinder 3 can drive the punch to descend through the driving rod 301 to cooperate with the die to perform a die pressing operation.

[0026] At the same time, a protective frame 11 is arranged around the outer side of the fixing frame 2, and a protective glass 12 is installed on the protective frame 11. The protective glass 12 can be selected from but not limited to tempered glass, and multiple horizontal plug-in shafts 13 are fixed to the upper and lower ends of the protective frame 11. The multiple plug-in shafts 13 are respectively inserted horizontally into the top of the fixing frame 2 and the bottom of the lower mold base 6. Therefore, the protective glass 12 can be slidably installed on the outer side of the fixing frame 2. When performing the die pressing operation, the protective glass 12 can be used to surround the fixing frame 2 to form a fence to reduce the interference of the outside world on the high-precision die pressing process.

[0027] refer to Figure 2 and Figure 3 As shown, a lubricating block 4 is fixed to the middle of the fixing frame 2, and a guide hole 401 is opened in the middle of the lubricating block 4 for the driving rod 301 to pass through, and a lubricating cotton ring 7 is embedded and fixed in the upper and lower ends of the guide hole 401, and the lubricating cotton ring 7 is connected with an oil-absorbing cotton rope 701, and an oil storage cavity 8 for the oil-absorbing cotton rope 701 to extend into is opened at one end of the lubricating block 4 away from the fixing frame 2. Specifically, the end of the oil-absorbing cotton rope 701 away from the lubricating cotton ring 7 extends to the bottom of the oil storage cavity 8, so that the oil storage cavity 8 can continuously supply oil to the lubricating cotton ring 7 through the oil-absorbing cotton rope 701 by storing lubricating oil.

[0028] The top of the oil storage chamber 8 is provided with an opening, which is located on the upper end surface of the lubricating block 4 , and the top opening of the oil storage chamber 8 is matched with a sealing cover 801 , so that the lubricating oil can be added to the oil storage chamber 8 by opening the sealing cover 801 .

[0029] At the same time, cooperate Figure 4 As shown, the top and bottom ends of the lubricating block 4 are both fixed with horizontal fixing rods 9, and a vertical graduated tube 10 is fixed between the ends of the two fixing rods 9 away from the lubricating block 4. Among them, barrel oil passages 901 are opened in the two fixing rods 9, and the two barrel oil passages 901 respectively connect the top of the graduated tube 10 with the top of the oil storage chamber 8, and connect the bottom of the graduated tube 10 with the bottom of the oil storage chamber 8 to form a communicating vessel. Therefore, the graduated tube 10 can be used to display the lubricating oil level in the oil storage chamber 8, so as to remind the staff to replenish the lubricating oil in time.

[0030] Working principle of the utility model: when the die pressing device is in use, the concave die can be fixed on the lower die seat 6 and the convex die can be fixed under the upper die seat 5 by bolts or the like. Therefore, the cylinder 3 can be started to drive the convex die on the upper die seat 5 to descend to cooperate with the concave die on the lower die seat 6 to perform the die pressing operation, so as to carry out the molding processing of the high crystal mold.

[0031] During the molding process, the lubricating oil can be stored in the oil storage chamber 8, and then the lubricating cotton ring 7 can be continuously supplied with oil using the oil-absorbing cotton rope 701, so that the lubricating cotton ring 7 can continuously lubricate the driving rod 301 passing through the lubricating block 4, reducing the number of lubrication maintenance times by the staff, alleviating their labor intensity, and facilitating use.

[0032] At the same time, the liquid level of the lubricating oil in the oil storage chamber 8 can be displayed by the graduated tube 10, so as to conveniently remind the staff to replenish the lubricating oil in the oil storage chamber 8 in time when the lubricating oil reaches the bottom, which greatly reduces the problem of forgetting lubrication maintenance and affecting the precision of the die.

[0033] In summary, when the device is in use, it can automatically perform continuous lubrication and conveniently remind the staff to add lubricating oil, which greatly reduces the number of lubrication maintenance by the staff, reduces their labor intensity, and can effectively avoid the problem of forgetting lubrication maintenance and affecting the accuracy of the die, and the use effect is good.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A die pressing device, comprising a base (1), a fixing frame (2) being mounted on the base (1), a cylinder (3) being fixed on the top of the fixing frame (2), a drive rod (301) being connected to the shaft of the cylinder (3) and extending vertically downward, an upper die seat (5) being fixed at the lower end of the drive rod (301), and a lower die seat (6) being fixed at the bottom of the fixing frame (2) corresponding to the lower part of the upper die seat (5), characterized in that: A lubricating block (4) is fixed in the middle of the fixing frame (2), a guide hole (401) is provided in the middle of the lubricating block (4) for the driving rod (301) to pass through, lubricating cotton rings (7) are fixed in the upper and lower ends of the guide hole (401), the lubricating cotton ring (7) is connected to an oil-absorbing cotton rope (701), and an oil storage cavity (8) is provided at one end of the lubricating block (4) away from the fixing frame (2) for the oil-absorbing cotton rope (701) to extend into.

2. A die pressing device according to claim 1, characterized in that: One end of the oil-absorbing cotton rope (701) away from the lubricating cotton ring (7) extends to the bottom of the oil storage cavity (8).

3. A die pressing device according to claim 1, characterized in that: The top of the oil storage cavity (8) is provided with an opening, which is located on the upper end surface of the lubricating block (4), and the top opening of the oil storage cavity (8) is matched with a sealing cover (801).

4. A die pressing device according to claim 1, characterized in that: A horizontal fixing rod (9) is fixed to the top and bottom ends of the lubricating block (4), and a vertical graduated tube (10) is fixed between the ends of the two fixing rods (9) away from the lubricating block (4).

5. A die pressing device according to claim 4, characterized in that: The two fixing rods (9) are each provided with a barrel oil passage (901), and the two barrel oil passages (901) respectively connect the top of the graduated tube (10) with the top of the oil storage chamber (8), and connect the bottom of the graduated tube (10) with the bottom of the oil storage chamber (8), to form a communicating vessel.

6. A die pressing device according to claim 1, characterized in that: The outer side of the fixing frame (2) is provided with a surrounding protection frame (11), and a protection glass (12) is installed on the protection frame (11).

7. A die pressing device according to claim 6, characterized in that: A plurality of horizontal plug-in shafts (13) are fixed to both upper and lower ends of the protective frame (11), and the plurality of plug-in shafts (13) are horizontally inserted into the top of the fixing frame (2) and the bottom of the lower die seat (6).

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