Piezoelectric ceramic green body isostatic pressing carrier

Abstract

The utility model discloses a piezoelectric ceramic green body isostatic pressing carrier, and relates to the technical field of piezoelectric ceramic production. The device comprises a workbench, the bottom of the workbench is fixedly connected with a support, and the top of the workbench is fixedly connected with a supporting plate; a pressing assembly is arranged on one side of the bottom of the workbench and comprises a transmission motor. Through work of a transmission motor, a first threaded rod can be driven to rotate, then a transverse plate and a lower pressing plate are pressed downwards, ceramic powder is pressed through the lower pressing plate, meanwhile, the first threaded rod drives a fourth bevel gear to rotate, then a rotating rod is driven to rotate through a third bevel gear, and therefore the first bevel gear drives a second threaded rod to rotate; a second threaded rod can drive an ejection plate to ascend and descend so as to eject out a formed ceramic blank, then a driven gear can be driven to rotate through rotation of a transmission gear, then a grinding plate is made to rotate, and therefore the purpose that the surface of the ceramic blank is ground while the ceramic blank is ejected out is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of piezoelectric ceramic production, in particular to an isostatic pressing carrier for piezoelectric ceramic green embryos. Background Art

[0002] The piezoelectric ceramic green body isostatic pressing device is a device used to prepare piezoelectric ceramic components. It usually consists of a container or mold, which contains the ceramic powder to be processed (called green body) and can apply high pressure to compact the powder into a dense ceramic body. This device usually operates under high temperature and high pressure environment to ensure the density and uniformity of the piezoelectric ceramic, thereby improving the electrical and mechanical properties of the final product.

[0003] The piezoelectric ceramic green body isostatic pressing carrier in the existing technology has a large number of burrs on its surface after the ceramic is pressed and formed, and most equipment is unable to effectively remove the burrs on its surface, which not only affects the appearance of the product, but also affects subsequent processing. At the same time, most equipment is unable to quickly eject the formed ceramic green body, affecting subsequent processing or assembly processes and resulting in reduced production efficiency.

[0004] To this end, we provide a piezoelectric ceramic green body isostatic pressing carrier to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a piezoelectric ceramic green body isostatic pressing carrier, which solves the problems of the piezoelectric ceramic green body isostatic pressing carrier in the prior art that the burrs on the surface of the piezoelectric ceramic cannot be effectively removed and the formed ceramic body cannot be quickly ejected through the cooperation of a pressing component and an ejection component.

[0006] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0007] The utility model is a piezoelectric ceramic embryo isostatic pressing carrier, comprising a workbench, a bracket is fixedly connected to the bottom of the workbench, and a support plate is fixedly connected to the top of the workbench;

[0008] A pressing assembly is provided on one side of the bottom of the workbench, and the pressing assembly includes a transmission motor, an output end of the transmission motor is fixedly connected to a first threaded rod, a threaded sleeve is threadedly connected to the surface of the first threaded rod, a pressing piece is provided on one side of the threaded sleeve, and a grinding piece is provided on the bottom of the surface of the first threaded rod;

[0009] A ejection assembly is provided on the top of the bracket, and the ejection assembly includes a pressing box, which is fixedly connected to the top of the workbench. A second threaded rod is rotatably connected to the top of the bracket, and a first bevel gear is fixedly connected to the bottom of the surface of the second threaded rod. A threaded barrel is threadedly connected to the surface of the second threaded rod, and an ejection plate is fixedly connected to the top of the threaded barrel. A transmission part is provided on one side of the top of the first bevel gear.

[0010] The utility model is further configured such that the pressing part includes a connecting plate, the connecting plate is fixedly connected to one side of the threaded sleeve, one side of the connecting plate is fixedly connected to a transverse plate, the bottom of the transverse plate is fixedly connected to a cylinder, and the bottom of the cylinder is fixedly connected to a lower pressing plate.

[0011] The utility model is further configured as follows: the grinding part includes a transmission gear, the transmission gear is fixedly connected to the bottom surface of the first threaded rod, one side of the workbench is rotatably connected to a rotating rod, the top surface of the rotating rod is fixedly connected to a driven gear, the top of the workbench is fixedly connected to a fixed rod, the top of the fixed rod is movably connected to a grinding plate, and the surface of the grinding plate is fixedly connected with teeth.

[0012] The utility model is further configured as follows: the transmission member includes a second bevel gear, the second bevel gear is meshed with one side of the top of the first bevel gear, one side of the second bevel gear is fixedly connected to a rotating rod, one side of the rotating rod is fixedly connected to a third bevel gear, the bottom of the first threaded rod is fixedly connected to a fourth bevel gear, and the third bevel gear is meshed with the top of one side of the fourth bevel gear.

[0013] The present invention is further configured such that a movable groove is provided at the bottom of the grinding plate, and the grinding plate is rotatably connected to the top of the fixing rod through the movable groove.

[0014] The utility model is further configured such that one side of the top of the bracket is fixedly connected to a limiting rod, one side of the threaded barrel is fixedly connected to a limiting plate, and the threaded barrel is slidably connected to the surface of the limiting rod through the limiting plate.

[0015] The utility model is further configured such that one side of the top of the workbench is fixedly connected to a guide rod, a sliding sleeve is slidably connected to the surface of the guide rod, and one side of the transverse plate is fixedly connected to the surface of the sliding sleeve.

[0016] The utility model is further configured such that a controller is fixedly connected to the bottom of one side of the support plate, and the controller is electrically connected to the transmission motor via a connecting line.

[0017] The utility model has the following beneficial effects:

[0018] 1. The utility model can drive the first threaded rod to rotate through the operation of the transmission motor, thereby pressing the cross plate and the lower pressure plate downward, and the lower pressure plate presses the ceramic powder. At the same time, the first threaded rod drives the fourth bevel gear to rotate, and then drives the rotating rod to rotate through the third bevel gear, so that the first bevel gear drives the second threaded rod to rotate. The second threaded rod can lift and lower the threaded barrel and the ejection plate to facilitate the ejection of the formed ceramic blank. The rotation of the transmission gear can drive the driven gear to rotate, and then the grinding plate rotates, so as to achieve the purpose of grinding the surface of the ceramic blank while ejecting it.

[0019] 2. The utility model can process and shape ceramic powder through the setting of the pressing component, and finely process its surface through the grinding process to ensure the quality and precision of the finished product. Through the setting of the ejecting component, the ceramic embryo can be quickly ejected, which not only improves production efficiency but also ensures the smooth progress of the production process.

[0020] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for describing the embodiments.

[0022] Figure 1 This is a structural stereogram of a piezoelectric ceramic green embryo isostatic pressing carrier;

[0023] Figure 2 This is a schematic diagram of the structure of a polished part in an isostatic pressing vehicle for a piezoelectric ceramic green embryo;

[0024] Figure 3 A schematic diagram of the internal structure of a bracket in an isostatic pressing vehicle for a piezoelectric ceramic green embryo;

[0025] Figure 4 This is a schematic diagram of the internal structure of a pressing box in an isostatic pressing vehicle for piezoelectric ceramic green embryos;

[0026] Figure 5 This is a schematic diagram of the bottom structure of the grinding plate in a piezoelectric ceramic green embryo isostatic pressing vehicle.

[0027] In the accompanying drawings: 1. workbench; 2. bracket; 3. support plate; 4. transmission motor; 5. first threaded rod; 6. threaded sleeve; 7. pressing box; 8. second threaded rod; 9. first bevel gear; 10. threaded barrel; 11. ejector plate; 12. connecting plate; 13. cross plate; 14. lower pressure plate; 15. transmission gear; 16. rotating rod; 17. driven gear; 18. fixed rod; 19. grinding plate; 20. teeth; 21. second bevel gear; 22. third bevel gear; 23. fourth bevel gear; 24. movable groove; 25. cylinder; 26. rotating rod. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Specific embodiment 1

[0030] See also Figure 1-5 The utility model is a piezoelectric ceramic embryo isostatic pressing carrier, including a workbench 1 with a bracket 2 fixedly connected to the bottom, and a support plate 3 fixedly connected to the top of the workbench 1; a pressing assembly is provided on one side of the bottom of the workbench 1, and the pressing assembly includes a transmission motor 4, and the output end of the transmission motor 4 is fixedly connected to a first threaded rod 5, and the surface of the first threaded rod 5 is threadedly connected to a threaded sleeve 6, and a pressing piece is provided on one side of the threaded sleeve 6, and a grinding piece is provided on the bottom of the surface of the first threaded rod 5; a lifting assembly is provided on the top of the bracket 2, and the lifting assembly includes a pressing box 7, and the pressing box 7 is fixedly connected to the top of the workbench 1, and the top of the bracket 2 is rotatably connected to a second threaded rod 8, and the bottom surface of the second threaded rod 8 is fixedly connected to a first bevel gear 9, and the surface of the second threaded rod 8 is threadedly connected to a threaded cylinder 10, and the top of the threaded cylinder 10 is fixedly connected to an ejection plate 11, and a transmission piece is provided on one side of the top of the first bevel gear 9.

[0031] Specifically: the bracket 2 is fixed on both sides of the bottom of the workbench 1, the support plate 3 is fixed at the center of both sides of the top of the workbench 1, the transmission motor 4 is fixed on the left side of the bottom of the support plate 3, the bottom of the surface of the first threaded rod 5 is rotatably connected to the left side inside the workbench 1 through a bearing, and the top is fixedly connected to the output end of the transmission motor 4, the second threaded rod 8 is rotatably connected to the center of the top of the bracket 2 through a bearing, the first bevel gear 9 is fixed at the bottom of the surface of the second threaded rod 8, and a heating device is provided inside the pressing box 7. Specific embodiment 2

[0033] See also Figure 1-5, On the basis of the specific embodiment 1, the workbench 1, the pressing part includes a connecting plate 12, the connecting plate 12 is fixedly connected to one side of the threaded sleeve 6, the connecting plate 12 is fixedly connected to a horizontal plate 13 on one side, the bottom of the horizontal plate 13 is fixedly connected to a cylinder 25, the bottom of the cylinder 25 is fixedly connected to a lower pressing plate 14, the grinding part includes a transmission gear 15, the transmission gear 15 is fixedly connected to the bottom of the surface of the first threaded rod 5, one side of the workbench 1 is rotatably connected to a rotating rod 16, the top of the rotating rod 16 is fixedly connected to a driven gear 17, the top of the workbench 1 is fixedly connected to a fixed rod 18, the top of the fixed rod 18 is movably connected to a grinding plate 19, the surface of the grinding plate 19 is fixedly connected with teeth 20, the transmission part includes a second bevel gear 21, the second bevel gear 21 is meshed with one side of the top of the first bevel gear 9, the first One side of the second bevel gear 21 is fixedly connected to a rotating rod 26, one side of the rotating rod 26 is fixedly connected to the third bevel gear 22, the bottom of the first threaded rod 5 is fixedly connected to the fourth bevel gear 23, the third bevel gear 22 is meshed with the top of the fourth bevel gear 23, a movable groove 24 is provided at the bottom of the grinding plate 19, and the grinding plate 19 is rotatably connected to the top of the fixed rod 18 through the movable groove 24, one side of the top of the bracket 2 is fixedly connected to the limit rod, one side of the threaded cylinder 10 is fixedly connected to the limit plate, and the threaded cylinder 10 is slidably connected to the surface of the limit rod through the limit plate, one side of the top of the workbench 1 is fixedly connected to the guide rod, and the surface of the guide rod is slidably connected to the sliding sleeve, one side of the cross plate 13 is fixedly connected to the surface of the sliding sleeve, and the bottom of one side of the support plate 3 is fixedly connected to the controller, and the controller is electrically connected to the transmission motor 4 through a connecting line;

[0034] A ejector assembly is provided on the top of the bracket 2, and the ejector assembly includes a pressing box 7, which is fixedly connected to the top of the workbench 1. A second threaded rod 8 is rotatably connected to the top of the bracket 2, and a first bevel gear 9 is fixedly connected to the bottom of the surface of the second threaded rod 8. A threaded barrel 10 is threadedly connected to the surface of the second threaded rod 8, and an ejector plate 11 is fixedly connected to the top of the threaded barrel 10. A transmission part is provided on one side of the top of the bevel gear.

[0035] Specifically: the connecting plate 12 is fixed to the right side of the threaded sleeve 6, the cross plate 13 is fixed to the right side of the connecting plate 12, the cylinder 25 is fixed at the center of the bottom of the cross plate 13, the transmission gear 15 is fixed to the bottom of the surface of the first threaded rod 5, and the rotating rod 16 is rotatably connected to the left side of the top of the workbench 1 through a bearing, and is located between the first threaded rod 5 and the pressing box 7. There are three fixed rods 18, all of which are symmetrically fixed at the center of the top of the workbench 1 and adjacent to the pressing box 7. The second bevel gear 21 is engaged with the left side of the top of the first bevel gear 9, and the rotating rod 26 is fixed to the left side of the second bevel gear 21. The movable groove 24 can facilitate the rotation of the grinding plate 19. The limit rod is fixed to the right side of the top of the bracket 2 and can limit the threaded barrel 10. The guide rod is fixed to the right side of the top of the workbench 1 and can limit the threaded sleeve 6. The controller can control the start and stop of the transmission motor 4.

[0036] The working principle of the utility model is as follows: when ceramic powder needs to be pressed and formed, the user starts the transmission motor 4 through the controller, the transmission motor 4 drives the first threaded rod 5 to rotate, the first threaded rod 5 drives the threaded sleeve 6 to move, the threaded sleeve 6 drives the connecting plate 12 to press down, the connecting plate 12 drives the lower pressing plate 14 to press down through the cross plate 13, and at the same time the first threaded rod 5 drives the fourth bevel gear 23 to rotate, the fourth bevel gear 23 drives the third bevel gear 22 to rotate, the third bevel gear 22 drives the second bevel gear 21 and the first bevel gear 9 to rotate through the rotating rod 16, the first bevel gear 9 drives the second threaded rod 8 to rotate, the second threaded rod 8 drives the threaded barrel 10 to move downward, and when it moves to the preset position, the air The cylinder 25 will drive the lower pressure plate 14 to press down, so as to press the ceramic powder into shape. When the formed ceramic body needs to be ejected and polished, the user starts the transmission motor 4 through the external controller. The transmission motor 4 drives the first threaded rod 5 to rotate, and the first threaded rod 5 drives the threaded sleeve 6 to move upward. The threaded sleeve 6 drives the cross plate 13 and the lower pressure plate 14 to move upward through the connecting plate 12. At the same time, the first threaded rod 5 drives the transmission gear 15 to rotate, and the transmission gear 15 drives the driven gear 17 to rotate. The driven gear 17 drives the polishing plate 19 to rotate through the teeth 20. The polishing plate 19 polishes the surface of the ceramic body, so as to achieve the purpose of ejecting the ceramic body and polishing its surface at the same time.

[0037] The standard parts used in the present invention can all be purchased from the market, and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology. The control method is automatically controlled by a control unit. The control circuit of the control unit can be implemented by simple programming by technicians in this field, which is common knowledge in this field. Therefore, the control method and circuit connection are no longer explained in detail in the present invention.

[0038] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all details in detail, nor do they limit the present invention to only the specific implementation methods described. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that technicians in the relevant technical field can better understand and utilize the present invention.

Claims

1. A piezoelectric ceramic green body isostatic pressing device, comprising a workbench (1), characterized in that: The bottom of the workbench (1) is fixedly connected to a bracket (2), and the top of the workbench (1) is fixedly connected to a support plate (3); A pressing assembly is provided on one side of the bottom of the workbench (1), and the pressing assembly includes a transmission motor (4), an output end of the transmission motor (4) is fixedly connected to a first threaded rod (5), a threaded sleeve (6) is threadedly connected to the surface of the first threaded rod (5), a pressing piece is provided on one side of the threaded sleeve (6), and a polishing piece is provided on the bottom of the surface of the first threaded rod (5); A material ejection assembly is provided at the top of the bracket (2), and the material ejection assembly includes a pressing box (7), the pressing box (7) is fixedly connected to the top of the workbench (1), the top of the bracket (2) is rotatably connected to a second threaded rod (8), the bottom of the surface of the second threaded rod (8) is fixedly connected to a first bevel gear (9), the surface of the second threaded rod (8) is threadedly connected to a threaded barrel (10), the top of the threaded barrel (10) is fixedly connected to an ejection plate (11), and a transmission member is provided on one side of the top of the first bevel gear (9).

2. The piezoelectric ceramic green body isostatic pressing carrier according to claim 1, characterized in that: The pressing part includes a connecting plate (12), the connecting plate (12) is fixedly connected to one side of the threaded sleeve (6), one side of the connecting plate (12) is fixedly connected to a transverse plate (13), the bottom of the transverse plate (13) is fixedly connected to a cylinder (25), and the bottom of the cylinder (25) is fixedly connected to a lower pressing plate (14).

3. The piezoelectric ceramic green body isostatic pressing carrier according to claim 1, characterized in that: The grinding member comprises a transmission gear (15), the transmission gear (15) is fixedly connected to the bottom surface of the first threaded rod (5), one side of the workbench (1) is rotatably connected to a rotating rod (16), the top surface of the rotating rod (16) is fixedly connected to a driven gear (17), the top of the workbench (1) is fixedly connected to a fixed rod (18), the top of the fixed rod (18) is movably connected to a grinding plate (19), and the surface of the grinding plate (19) is fixedly connected to teeth (20).

4. The piezoelectric ceramic green body isostatic pressing carrier according to claim 1, characterized in that: The transmission member comprises a second bevel gear (21), the second bevel gear (21) is meshed with one side of the top of the first bevel gear (9), one side of the second bevel gear (21) is fixedly connected to a rotating rod (26), one side of the rotating rod (26) is fixedly connected to a third bevel gear (22), the bottom of the first threaded rod (5) is fixedly connected to a fourth bevel gear (23), and the third bevel gear (22) is meshed with the top of one side of the fourth bevel gear (23).

5. The piezoelectric ceramic green body isostatic pressing carrier according to claim 3, characterized in that: A movable groove (24) is provided at the bottom of the grinding plate (19), and the grinding plate (19) is rotatably connected to the top of the fixed rod (18) through the movable groove (24).

6. The piezoelectric ceramic green body isostatic pressing carrier according to claim 1, characterized in that: One side of the top of the bracket (2) is fixedly connected to a limiting rod, one side of the threaded barrel (10) is fixedly connected to a limiting plate, and the threaded barrel (10) is slidably connected to the surface of the limiting rod via the limiting plate.

7. The piezoelectric ceramic green body isostatic pressing carrier according to claim 2, characterized in that: One side of the top of the workbench (1) is fixedly connected to a guide rod, the surface of the guide rod is slidably connected to a sliding sleeve, and one side of the transverse plate (13) is fixedly connected to the surface of the sliding sleeve.

8. The piezoelectric ceramic green body isostatic pressing carrier according to claim 1, characterized in that: A controller is fixedly connected to the bottom of one side of the support plate (3), and the controller is electrically connected to the transmission motor (4) via a connecting line.

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