Powder compression molding equipment for ceramic ball production

Abstract

The utility model discloses powder compression molding equipment for ceramic ball production, and belongs to the technical field of ceramic ball production. The powder compression molding equipment for ceramic ball production comprises a machine base, a support is installed on the top of the machine base, a lower die is installed on the top of the machine base, an upper die is connected to the support through a driving part, the driving part is used for driving the upper die to move up and down, the powder compression molding equipment further comprises a supporting plate fixedly connected to the support, a negative pressure shell is installed on the supporting plate, and a dust suction opening of the negative pressure shell faces the top face of the machine base. When the air cylinder is started and the upper die is driven to move upwards, the negative pressure shell can be conveniently driven to automatically clean powder overflowing from the lower die due to stamping, the cleaning process is more time-saving and labor-saving, workers do not need to frequently shut down for cleaning operation, and therefore the overall production efficiency of ceramic balls is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ceramic ball production technical field especially relates to a powder compression molding equipment for ceramic ball production. BACKGROUND

[0002] Silicon nitride is a kind of high-performance inorganic non-oxide ceramic material, has many excellent performance, for example: high hardness, good thermal stability and chemical inertness, is often used to manufacture ceramic ball, in the process of producing ceramic ball, silicon nitride powder is pressed into ceramic ball by forming equipment.

[0003] In the production process of ceramic ball, the stamping head of the upper die enters the cavity of the lower die, and the silicon nitride powder in the cavity of the lower die can be pressed into ceramic ball, but in the actual production process, when the stamping head of the upper die enters the cavity of the lower die, part of the powder in the cavity of the lower die will overflow due to impact force, and the overflowed powder will gradually accumulate on the top surface of the lower die with each stamping, if the worker frequently stops to clean the powder on the lower die, the normal production process will be interrupted, thereby reducing the overall production efficiency of ceramic ball. SUMMARY

[0004] The utility model discloses a kind of powder compression molding equipment for ceramic ball production, to solve the problem that ceramic ball is not convenient to clean the powder overflowed on the lower die in the production process, thereby reducing the overall production efficiency of ceramic ball.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of powder compression molding equipment for ceramic ball production, including the bracket of top installation machine base, the top of the machine base is installed with lower die, the bracket is connected with upper die by driving element, the driving element is used to drive upper die to move up and down, it further include: support plate, fixedly connected on the bracket, wherein, the support plate is installed with negative pressure shell, the dust suction port of the negative pressure shell faces the top surface of machine base, the machine base is installed with the negative pressure part for making the continuous negative pressure in negative pressure shell;Pulling part is arranged on the support plate, wherein, when the upper die moves up, the pulling part will make negative pressure shell slide laterally through the top surface of lower die.

[0007] To drive upper die to move up and down, preferably, the driving element includes cylinder fixedly installed on bracket, the output end of the cylinder is fixedly connected with connecting plate, and the upper die is fixedly connected at the bottom of connecting plate.

[0008] In order to drive the negative pressure shell to clean the overflowed powder, preferably, the pulling part comprises a guide rod slidingly installed on a support plate, the negative pressure shell is fixedly connected to one end of the guide rod, springs are fixedly installed between the support plate and the negative pressure shell, one end of the guide rod away from the negative pressure shell is fixedly connected with a pull rope between the upper die, and a guide piece is arranged on the support.

[0009] In order to position and guide the pull rope, further, the guide piece comprises a fixed frame fixedly connected to the support, a positioning pulley is fixedly connected to the fixed frame, and the pull rope passes through the fixed frame and is in contact with the surface of the positioning pulley.

[0010] In order to generate a continuous negative pressure in the negative pressure shell, preferably, the negative pressure part comprises a dust collector fixedly installed on the base, the suction end of the dust collector is communicated with the negative pressure shell through a telescopic hose, the exhaust end of the dust collector is fixedly connected with a dust discharge pipe, and a dust removal cloth bag is sleeved with the dust discharge pipe away from the dust collector.

[0011] In order to assist in supporting the dust removal cloth bag, further, a supporting plate is fixedly connected to the outer wall of the base, and the bottom end of the dust removal cloth bag is in contact with the supporting plate.

[0012] In order to improve the cleaning effect of the overflowed powder, preferably, a dust suction cover is fixedly connected to the dust suction port of the negative pressure shell, and the dust suction cover is communicated with the negative pressure shell.

[0013] In order to avoid that the formed ceramic ball is sucked into the negative pressure shell, further, a filter screen is fixedly installed on the dust suction cover, and the filter screen is arranged at the dust suction port of the dust suction cover.

[0014] In order to improve the stability of the upper die during movement, preferably, a sliding groove is formed in the support, a sliding block is fixedly connected to the upper die, and the sliding block is slidingly connected in the sliding groove.

[0015] In order to guide the negative pressure shell, further, the guide rod is square in shape and is slidingly connected to the support plate.

[0016] Compared with the prior art, the powder pressing and forming equipment for ceramic ball production has the following beneficial effects:

[0017] 1、The powder pressing and forming equipment for ceramic ball production, by starting the air cylinder and driving the upper die to move downward, the stamping head of the upper die can enter the mold cavity of the lower die, so that the silicon nitride powder in the mold cavity can be pressed into a ceramic ball.

[0018] 2、The ceramic ball production is with powder pressing forming equipment, through starting air cylinder, and drive the upper die upward movement, can drive the negative pressure shell to the powder overflowed on the lower die because of stamping is cleaned automatically, and the cleaning process is more time saving and labor saving, without frequent shutdown cleaning operation of worker, thereby improving the overall production efficiency of ceramic ball.

[0019] 3、The ceramic ball production is with powder pressing forming equipment, through the cooperation of dust collector, telescopic hose, dust exhaust pipe and dust removal cloth bag, the powder overflowed on the top surface of the lower die can be sucked into the dust removal cloth bag, the cleaned powder can be collected, and the collected powder can be processed and reused, improving the utilization rate of ceramic ball powder raw material.

[0020] The parts not involved in the device are the same as or can be realized by the prior art, and the problems of inconvenient cleaning of the powder overflowed on the lower die during the production of the ceramic ball and the reduction of the overall production efficiency of the ceramic ball are solved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A powder pressing forming equipment for ceramic ball production is provided.

[0022] Figure 2 A powder pressing forming equipment for ceramic ball production is provided.

[0023] Figure 3 A powder pressing forming equipment for ceramic ball production is provided. Figure 1

[0024] Figure 4 A powder pressing forming equipment for ceramic ball production is provided. Figure 2

[0025] In the figure: 1, base; 2, support; 3, lower die; 4, upper die; 41, air cylinder; 42, connecting plate; 5, support plate; 6, negative pressure shell; 61, dust collector; 62, telescopic hose; 63, dust exhaust pipe; 64, dust removal cloth bag; 7, guide rod; 71, spring; 72, pull rope; 73, fixed frame; 74, positioning pulley; 8, dust cover; 9, filter screen; 10, sliding slot; 11, sliding block; 12, supporting plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all.​​

[0027] In the description of the utility model, it needs to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model.

[0028] Embodiment:

[0029] With reference to Figures 1-4 The utility model embodiment provides a kind of powder press forming equipment for ceramic ball production, including the bracket 2 of top installation support 1, the top of support 1 is equipped with lower mould 3, and upper mould 4 is connected on bracket 2 by driving element, and driving element is used to drive upper mould 4 to move up and down, when upper mould 4 moves up and down, the stamping head of upper mould 4 will be inserted into the cavity of lower mould 3, and a spherical space will be enclosed between the stamping head of upper mould 4 and the cavity of lower mould 3, further comprising: support plate 5, fixedly connected on bracket 2, wherein support plate 5 is equipped with negative pressure shell 6, and the dust suction port of negative pressure shell 6 faces the top surface of support 1, and negative pressure part for making continuous negative pressure in negative pressure shell 6 is installed on support 1;Pulling part is arranged on support plate 5, wherein when upper mould 4 moves upwards, pulling part will make negative pressure shell 6 slide laterally through the top surface of lower mould 3.

[0030] Specifically, in use, the setting of driving element can drive upper mould 4 to move up and down, and the cooperation of negative pressure part and pulling part can facilitate driving negative pressure shell 6 to automatically clean the powder overflowed on lower mould 3 due to stamping, and the cleaning process is more time-saving and labor-saving, without frequent shutdown cleaning operation by workers, thereby improving the overall production efficiency of ceramic ball.

[0031] Driving element includes cylinder 41 fixedly installed on bracket 2, and the output end of cylinder 41 is fixedly connected with connecting plate 42, and upper mould 4 is fixedly connected to the bottom of connecting plate 42.

[0032] Specifically, in use, by starting cylinder 41, the output end of cylinder 41 drives connecting plate 42 to move up and down, and drives upper mould 4 to move together, so that the stamping head of upper mould 4 enters the cavity of lower mould 3, so that the powder in the cavity can be pressed into ceramic ball.

[0033] The pulling part comprises a guide rod 7 slidingly installed on the support plate 5, the negative pressure shell 6 is fixedly connected to one end of the guide rod 7, and the spring 71 is fixedly installed between the support plate 5 and the negative pressure shell 6.

[0034] Specifically, in use, when the air cylinder 41 drives the upper die 4 to move upward, the pulling rope 72 is pulled to slide along the positioning pulley 74, the guide rod 7 is driven to move transversely along the support plate 5, the negative pressure shell 6 is driven to slide transversely over the top surface of the lower die 3, and the spring 71 is stretched, so that the negative pressure shell 6 can automatically clean the powder overflowing from the lower die 3 due to stamping, the cleaning process is more time-saving and labor-saving, and workers do not need to frequently stop and clean, thereby improving the overall production efficiency of the ceramic balls.

[0035] When the air cylinder 41 drives the upper die 4 to move downward, one end of the pulling rope 72 moves downward, the pulling rope 72 is loosened and released, and the negative pressure shell 6 returns to the initial position under the elastic force of the spring 71.

[0036] The guide part comprises a fixed frame 73 fixedly connected to the support 2, the fixed frame 73 is fixedly connected with the positioning pulley 74, and the pulling rope 72 passes through the fixed frame 73 and is in contact with the surface of the positioning pulley 74.

[0037] Specifically, the fixed frame 73 and the positioning pulley 74 are arranged to position and guide the pulling rope 72, so as to ensure that the negative pressure shell 6 moves and slides over the top surface of the lower die 3.

[0038] The negative pressure part comprises a dust collector 61 fixedly installed on the base 1, the suction end of the dust collector 61 is connected with the negative pressure shell 6 through the flexible hose 62, the exhaust end of the dust collector 61 is fixedly connected with the dust exhaust pipe 63, and the dust exhaust pipe 63 is sleeved with the dust removal cloth bag 64 away from the dust collector 61.

[0039] Specifically, in use, the dust collector 61 is started to generate a continuous negative pressure in the negative pressure shell 6, under the action of the negative pressure, the powder overflowing from the top surface of the lower die 3 is sucked into the negative pressure shell 6, and then is discharged into the inside of the dust removal cloth bag 64 through the flexible hose 62 and the dust exhaust pipe 63, so that the cleaned powder can be collected and then reused, thereby improving the utilization rate of the ceramic ball powder raw material.

[0040] The outer wall of the base 1 is fixedly connected with the supporting plate 12, and the bottom end of the dust removal cloth bag 64 is in contact with the supporting plate 12.

[0041] Specifically, the supporting plate 12 is arranged to assist in supporting the dust removal cloth bag 64, so as to prevent the dust removal cloth bag 64 from falling off the dust exhaust pipe 63 due to excessive powder collection.

[0042] A dust suction cover 8 is fixedly connected at the dust suction port of the negative pressure shell 6 and communicates with the negative pressure shell 6.

[0043] Specifically, the dust suction cover 8 can expand the dust suction range of the negative pressure shell 6, thereby improving the cleaning effect of the overflowed powder on the lower mold 3.

[0044] A filter screen 9 is fixedly installed on the dust suction cover 8 and arranged at the dust suction port of the dust suction cover 8.

[0045] Specifically, the filter screen 9 can shield the dust suction port of the dust suction cover 8, thereby avoiding the suction of the formed ceramic ball into the negative pressure shell 6 during the cleaning of the powder.

[0046] A sliding groove 10 is formed in the support 2, and a sliding block 11 is fixedly connected to the upper mold 4 and slidingly connected in the sliding groove 10.

[0047] Specifically, the sliding groove 10 and the sliding block 11 can guide the upper mold 4, thereby improving the stability of the upper mold 4 during movement.

[0048] The guide rod 7 is square in shape and slidingly connected to the support plate 5.

[0049] Specifically, the guide rod 7 can only slide horizontally on the support plate 5, thereby guiding the negative pressure shell 6.

[0050] During use of the powder compression molding equipment for ceramic ball production, the cylinder 41 is started, the output end of the cylinder 41 drives the connecting plate 42 to move downward and drives the upper mold 4 to move together, so that the stamping head of the upper mold 4 is pressed into the mold cavity of the lower mold 3, thereby the silicon nitride powder in the mold cavity can be pressed into a ceramic ball;

[0051] Further, the dust collector 61 is started, so that a continuous negative pressure is generated in the negative pressure shell 6. When the cylinder 41 drives the upper mold 4 to move upward, the pull rope 72 slides along the positioning pulley 74, and one end of the pull rope 72 drives the guide rod 7 to move horizontally along the support plate 5, and drives the negative pressure shell 6 to slide horizontally across the top surface of the lower mold 3, and the spring 71 is stretched, thereby facilitating the driving of the negative pressure shell 6 to automatically clean the powder overflowed on the lower mold 3 due to stamping, and the cleaning process is more time-saving and labor-saving, and the workers do not need to frequently stop and clean, thereby improving the overall production efficiency of the ceramic ball;

[0052] Meanwhile, when the cylinder 41 drives the upper mold 4 to move downward again, one end of the pull rope 72 moves downward, so that the pull rope 72 is loosened and released, and under the elastic force of the spring 71, the negative pressure shell 6 returns to the initial position, thereby avoiding affecting the re-stamping of the upper mold 4;

[0053] In addition, in the cleaning process, by starting the dust collector 61, a continuous negative pressure can be generated in the negative pressure shell 6, under the action of the negative pressure, the powder overflowing from the top surface of the lower mold 3 can be sucked into the negative pressure shell 6, and then discharged into the inside of the dust removal bag 64 through the flexible hose 62 and the dust removal pipe 63, so that the cleaned powder can be collected, and then the collected powder can be processed and reused, and the utilization rate of the ceramic ball powder raw material is improved.

[0054] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A powder pressing and molding equipment for producing ceramic balls, comprising a base (1) with a support (2) mounted on top, characterized in that, The base (1) is equipped with a lower mold (3) on its top, and the bracket (2) is connected to an upper mold (4) via a driving component. The driving component is used to drive the upper mold (4) to move up and down. The bracket also includes: The support plate (5) is fixedly connected to the bracket (2). The support plate (5) is equipped with a negative pressure shell (6), the dust suction port of the negative pressure shell (6) faces the top surface of the base (1), and the base (1) is equipped with a negative pressure part for generating a continuous negative pressure inside the negative pressure shell (6). The tensioning part is provided on the support plate (5). When the upper mold (4) moves upward, the pulling part causes the negative pressure shell (6) to slide laterally across the top surface of the lower mold (3).

2. The powder pressing and molding equipment for producing ceramic balls according to claim 1, characterized in that, The driving component includes a cylinder (41) fixedly mounted on a bracket (2), the output end of the cylinder (41) is fixedly connected to a connecting plate (42), and the upper mold (4) is fixedly connected to the bottom of the connecting plate (42).

3. The powder pressing and molding equipment for producing ceramic balls according to claim 1, characterized in that, The pulling part includes a guide rod (7) slidably mounted on the support plate (5), the negative pressure shell (6) is fixedly connected to one end of the guide rod (7), and a spring (71) is fixedly installed between the support plate (5) and the negative pressure shell (6). Among them, the end of the guide rod (7) away from the negative pressure shell (6) is fixedly connected to the upper mold (4) with a pull rope (72), and the bracket (2) is provided with a guide.

4. The powder pressing and molding equipment for producing ceramic balls according to claim 3, characterized in that, The guide includes a fixed frame (73) fixedly connected to the bracket (2), and a positioning pulley (74) fixedly connected to the fixed frame (73). The pull rope (72) passes through the fixed frame (73) and contacts the surface of the positioning pulley (74).

5. The powder pressing and molding equipment for producing ceramic balls according to claim 1, characterized in that, The negative pressure unit includes a vacuum cleaner (61) fixedly installed on the base (1). The suction end of the vacuum cleaner (61) is connected to the negative pressure shell (6) through a telescopic hose (62). The exhaust end of the vacuum cleaner (61) is fixedly connected to a dust discharge pipe (63). A dust removal bag (64) is sleeved on the end of the dust discharge pipe (63) away from the vacuum cleaner (61).

6. The powder pressing and molding equipment for producing ceramic balls according to claim 5, characterized in that, A tray (12) is fixedly connected to the outer wall of the base (1), and the bottom end of the dust collector bag (64) is in contact with the tray (12).

7. The powder pressing and molding equipment for producing ceramic balls according to claim 1, characterized in that, A dust suction hood (8) is fixedly connected to the dust suction port of the negative pressure shell (6), and the dust suction hood (8) is in communication with the negative pressure shell (6).

8. The powder pressing and molding equipment for producing ceramic balls according to claim 7, characterized in that, A filter screen (9) is fixedly installed on the dust collection hood (8), and the filter screen (9) is located at the dust collection port of the dust collection hood (8).

9. The powder pressing and molding equipment for producing ceramic balls according to claim 1, characterized in that, The bracket (2) has a sliding groove (10), and the upper mold (4) is fixedly connected to a slider (11), which is slidably connected in the sliding groove (10).

10. A powder pressing and molding equipment for producing ceramic balls according to claim 3, characterized in that, The guide rod (7) is square in shape and is slidably connected to the support plate (5).

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