Ceramic resistor forming mechanism

Abstract

The utility model relates to ceramic resistance production technical field especially is a kind of ceramic resistance forming mechanism, including base, the upper end cooperation rotation of base is connected with adjusting platform, the inside of the upper end of base is equipped with installation cavity, the inside installation of installation cavity is equipped with servo motor, the output end of servo motor is fixedly connected with the lower end of adjusting platform, the upper end of adjusting platform is provided with bottom die assembly, the bottom die assembly includes several bottom dies, and bottom die is commonly provided with three, and each bottom die is correspondingly provided with middle die, and the upper end side of each bottom die is equipped with several electromagnet b, the utility model can carry out the operation of simultaneous down-pressing forming, blanking and feeding when using, and after single-press forming, it is not necessary to wait, down-pressing forming operation can be carried out again, compared with the forming mechanism of prior art, the overall working efficiency is higher.

Description

Technical Field

[0001] This utility model relates to the field of ceramic resistor production technology, specifically a ceramic resistor forming mechanism. Background Technology

[0002] Ceramic resistors are a common type of resistor, made of ceramic material, and possess stable resistance values ​​and good heat resistance. They are widely used in electronic circuits for functions such as current limiting, voltage division, and filtering. A ceramic resistor forming mechanism is a key piece of equipment used in the manufacture of ceramic resistors; it uses a specific process to press ceramic powder into a resistor body of a specific shape.

[0003] When using existing resistance forming mechanisms, after completing one forming operation, the material needs to be unloaded for the next step. The forming operation cannot be performed during the unloading process, resulting in poor overall efficiency.

[0004] Therefore, a ceramic resistance forming mechanism is needed to improve the above problems. Utility Model Content

[0005] The purpose of this invention is to provide a ceramic resistance forming mechanism to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A ceramic resistance forming mechanism includes a base, an adjustment platform rotatably connected to the upper end of the base, an installation cavity inside the upper end of the base, a servo motor installed inside the installation cavity, the output end of the servo motor being fixedly connected to the lower end of the adjustment platform, a bottom mold assembly being provided at the upper end of the adjustment platform, the bottom mold assembly including a plurality of bottom molds, and a total of three bottom molds being provided, each bottom mold correspondingly provided with a middle mold, a plurality of electromagnets b being installed on the upper side of each bottom mold, and the plurality of bottom molds being arranged in a circumferential array with the center of the adjustment platform as the center point; a hydraulic forming component being provided on one side of the base, and a feeding component and a leveling component being provided on the side of the base, the hydraulic forming component, the feeding component and the leveling component being respectively provided on one side of each bottom mold, and the hydraulic forming component being located directly above the middle mold during forming.

[0008] As a preferred embodiment of this utility model, the hydraulic forming assembly includes a fixed frame that is fixedly connected to the side of the base, a hydraulic cylinder is installed in the middle of the upper end of the fixed frame, and the lower end of the hydraulic cylinder passes through the fixed frame and is mated with an upper pressure mold.

[0009] As a preferred embodiment of this utility model, the upper end of the bottom mold has an installation groove, and a number of top columns are fixedly connected to the lower end of the installation groove. A central plate is provided at the upper end of the installation groove. The central plate is connected to the bottom mold by a number of springs, and a number of protrusions with through holes in the center are fixedly connected to the central plate. The protrusions are sleeved on the outer side of the upper end of the top columns.

[0010] As a preferred embodiment of this utility model, the upper end of the middle mold is provided with a groove, and the groove is provided with a number of forming holes corresponding to the positions of the protrusions. When the middle mold is engaged, the lower end of the middle mold squeezes the protrusions to move the middle disc into the mounting groove, and the upper end of the top column is inserted into the forming holes.

[0011] As a preferred embodiment of this utility model, the lower end of the upper die is fixedly connected with a number of pressure columns corresponding to the positions of the forming holes. When pressing down, the pressure columns are inserted into the forming holes and cooperate with the top column to extrude and form ceramic powder.

[0012] As a preferred embodiment of this utility model, L-shaped guide rods are fixedly connected to both sides of the fixing frame, and connecting ears are fixedly connected to both sides of the upper mold. The connecting ears on both sides are slidably sleeved on the outer sides of the guide rods on both sides.

[0013] As a preferred embodiment of this utility model, the feeding assembly includes a feeding cylinder fixedly connected to the side of the base, the output end of the feeding cylinder is fixedly connected to a connecting plate, and a plurality of electromagnets a are fixedly installed on the lower side of the connecting plate.

[0014] As a preferred embodiment of this utility model, the material leveling component includes a lifting cylinder fixedly connected to the side of the base. A connecting rod is fixedly connected to the output end of the lifting cylinder. A drive motor is installed above the end of the connecting rod. A fixing rod is fixedly connected to the output end of the drive motor through the connecting rod. A material leveling rod is fixedly connected to the upper end of the fixing rod. The diameter of the material leveling rod is the same as the diameter of the groove.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] This invention can simultaneously perform pressing, feeding, and material feeding operations, and can perform pressing again without waiting after a single pressing operation. Compared with existing molding mechanisms, it has higher overall work efficiency. Attached Figure Description

[0017] Figure 1 This is a first-view perspective perspective view of the present invention;

[0018] Figure 2 This is a second-view perspective perspective view of the present invention;

[0019] Figure 3This is a third-person perspective view of the present invention;

[0020] Figure 4 This is a fourth-view perspective view of the present invention;

[0021] Figure 5 This is a cross-sectional view of the present invention;

[0022] Figure 6 This is a schematic diagram of the structure of the bottom mold and the middle mold of this utility model.

[0023] Figure 7 This utility model Figure 1 Enlarged view of point A in the middle

[0024] Figure 8 This is a cross-sectional view of the bottom mold of this utility model.

[0025] In the diagram: 1. Base; 2. Adjustment platform; 3. Mounting ear; 4. Lifting cylinder; 5. Discharge cylinder; 6. Connecting plate; 7. Fixing frame; 8. Guide rod; 9. Connecting ear; 10. Upper pressure mold; 11. Hydraulic cylinder; 12. Middle mold; 13. Bottom mold; 14. Pressure column; 15. Electromagnet a; 16. Drive motor; 17. Connecting rod; 18. Fixing rod; 19. Material leveling rod; 20. Electromagnet b; 21. Protrusion; 22. Middle plate; 23. Groove; 24. Forming hole; 25. Mounting cavity; 26. Servo motor; 27. Top column; 28. Spring. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0027] To facilitate understanding of this utility model, a more comprehensive description of it will be provided below with reference to relevant embodiments. Several embodiments of this utility model are given. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that the disclosure of this utility model will be more thorough and complete.

[0028] It should be noted that when a component is said to be "fixed to" another component, it can be directly on the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0029] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0030] Please see Figure 1-8 This utility model provides a technical solution:

[0031] For an example, please refer to... Figure 1-8 A ceramic resistance forming mechanism includes a base 1, an adjustment platform 2 rotatably connected to the upper end of the base 1, an installation cavity 25 inside the upper end of the base 1, a servo motor 26 installed inside the installation cavity 25, the output end of the servo motor 26 fixedly connected to the lower end of the adjustment platform 2, a bottom mold assembly at the upper end of the adjustment platform 2, the bottom mold assembly including a plurality of bottom molds 13, and a total of three bottom molds 13, each bottom mold 13 correspondingly having a middle mold 12, a plurality of electromagnets b20 installed on the upper side of each bottom mold 13, and the plurality of bottom molds 13 arranged in a circumferential array with the center of the adjustment platform 2 as the center point; a hydraulic forming component is provided on one side of the base 1, and a feeding component and a leveling component are also provided on the side of the base 1, the hydraulic forming component, the feeding component and the leveling component are respectively provided on one side of each bottom mold 13, and the hydraulic forming component is located directly above the middle mold 12 during forming.

[0032] The multiple bottom molds 13 can be used in rotation during operation to meet the needs of different processes. After one pressing and forming, the adjustment table 2 is driven by the servo motor 26 to rotate and replace the bottom mold 13 for material feeding. During material feeding, pressing and forming can be performed again, as well as material feeding. The material feeding operation is carried out by the material leveling component to ensure sufficient material addition. The electromagnet b20 is set to magnetically fix the middle mold 12 during pressing to prevent movement during pressing and thus prevent forming failure.

[0033] Please refer to Figure 1 , 23. The hydroforming assembly includes a fixed frame 7 fixedly connected to the side of the base 1. A hydraulic cylinder 11 is installed in the middle of the upper end of the fixed frame 7, and the lower end of the hydraulic cylinder 11 passes through the fixed frame 7 and is mated with an upper mold 10. The upper end of the bottom mold 13 has an installation groove, and several top posts 27 are fixedly connected to the lower end of the installation groove. A central disc 22 is provided at the upper end of the installation groove. The central disc 22 is connected to the bottom mold 13 by several springs 28, and several protrusions 21 with through holes in the center are fixedly connected to the central disc 22. Located on the upper outer side of the top post 27, the upper end of the middle mold 12 has a groove 23, and the groove 23 has a number of forming holes 24 corresponding to the positions of the protrusions 21. When mating, the lower end of the middle mold 12 squeezes the protrusions 21, causing the middle disc 22 to move into the mounting groove. The upper end of the top post 27 is inserted into the forming holes 24. The lower end of the upper mold 10 is fixedly connected with a number of pressure posts 14 corresponding to the positions of the forming holes 24. When pressing down, the pressure posts 14 are inserted into the forming holes 24 and cooperate with the top post 27 to extrude and form ceramic powder.

[0034] When ceramic powder is added, the electromagnet b20 is energized to generate magnetism, which fixes the middle mold 12. The ceramic powder enters the forming hole 24. When the middle mold 12 and the bottom mold 13 are connected, the lower end of the middle mold 12 presses the protrusion 21, causing the middle disc 22 to move into the mounting groove. The spring 28 is compressed. During the pressing and forming, the pressure column 14 at the lower end of the upper mold 10 is inserted into the forming hole 24 and cooperates with the top column 27 to press and form the ceramic powder. After the forming is completed, the electromagnet b20 is de-energized.

[0035] Please refer to Figure 1 , 2 And 3, the two sides of the fixed frame 7 are fixedly connected with L-shaped guide rods 8, and the two sides of the upper mold 10 are fixedly connected with connecting ears 9. The two connecting ears 9 are respectively slidably sleeved on the outside of the two guide rods 8.

[0036] The feeding assembly includes a feeding cylinder 5 fixedly connected to the side of the base 1. The output end of the feeding cylinder 5 is fixedly connected to a connecting plate 6, and several electromagnets a15 are fixedly installed on the lower side of the connecting plate 6.

[0037] When electromagnet a15 is energized, it attracts and lifts the middle mold 12. During this process, the middle disc 22 bounces up under the action of spring 28, limiting the formed ceramic resistor. It is then manually removed for the next process.

[0038] The material leveling assembly includes a lifting cylinder 4 fixedly connected to the side of the base 1. A connecting rod 17 is fixedly connected to the output end of the lifting cylinder 4. A drive motor 16 is installed above the end of the connecting rod 17. A fixing rod 18 is fixedly connected to the output end of the drive motor 16 through the connecting rod 17. A material leveling rod 19 is fixedly connected to the upper end of the fixing rod 18. The diameter of the material leveling rod 19 is the same as the diameter of the groove 23.

[0039] When ceramic powder is added to the groove 23, the drive motor 16 drives the fixed rod 18 and the uniform rod 19 to rotate, so that the ceramic powder enters the interior of each forming hole 24 evenly.

[0040] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A ceramic resistance forming mechanism, comprising a base (1), an adjustment table (2) rotatably connected to the upper end of the base (1), an installation cavity (25) being formed inside the upper end of the base (1), a servo motor (26) being installed inside the installation cavity (25), and the output end of the servo motor (26) being fixedly connected to the lower end of the adjustment table (2), characterized in that: The upper end of the adjustment platform (2) is provided with a bottom mold assembly, which includes a number of bottom molds (13), and there are three bottom molds (13). Each bottom mold (13) is provided with a corresponding middle mold (12). Each bottom mold (13) is equipped with a number of electromagnets b (20) on its upper side. The bottom molds (13) are arranged in a circular array with the center of the adjustment platform (2) as the center point. A hydraulic forming component is provided on one side of the base (1), and a feeding component and a uniform component are also provided on the side of the base (1). The hydraulic forming component, the feeding component and the uniform component are respectively provided on one side of each bottom mold (13). During forming, the hydraulic forming component is located directly above the middle mold (12).

2. The ceramic resistance forming mechanism according to claim 1, characterized in that: The hydraulic forming assembly includes a fixed frame (7) fixedly connected to the side of the base (1), a hydraulic cylinder (11) is installed in the middle of the upper end of the fixed frame (7), and the lower end of the hydraulic cylinder (11) passes through the fixed frame (7) and is mated with an upper mold (10).

3. The ceramic resistance forming mechanism according to claim 2, characterized in that: The bottom mold (13) has an installation groove at its upper end. Several top posts (27) are fixedly connected to the lower end of the installation groove. A middle plate (22) is provided at the upper end of the installation groove. The middle plate (22) is connected to the bottom mold (13) by several springs (28). Several protrusions (21) with through holes in the middle are fixedly connected to the middle plate (22). The protrusions (21) are sleeved on the outer side of the upper end of the top posts (27).

4. The ceramic resistance forming mechanism according to claim 3, characterized in that: The upper end of the middle mold (12) is provided with a groove (23), and the groove (23) is provided with a number of forming holes (24) corresponding to the position of the protrusion (21). When the middle mold (12) is engaged, the lower end of the middle mold (12) squeezes the protrusion (21) to move the middle plate (22) into the mounting groove, and the upper end of the top column (27) is inserted into the forming hole (24).

5. The ceramic resistance forming mechanism according to claim 4, characterized in that: The lower end of the upper die (10) is fixedly connected with several pressure columns (14) corresponding to the position of the forming hole (24). When pressing down, the pressure columns (14) are inserted into the forming hole (24) and cooperate with the top column (27) to extrude and form ceramic powder.

6. The ceramic resistance forming mechanism according to any one of claims 2-5, characterized in that: The fixed frame (7) is fixedly connected to L-shaped guide rods (8) on both sides, and the upper mold (10) is fixedly connected to connecting ears (9) on both sides. The connecting ears (9) on both sides are slidably sleeved on the outside of the guide rods (8) on both sides.

7. The ceramic resistance forming mechanism according to claim 6, characterized in that: The feeding assembly includes a feeding cylinder (5) fixedly connected to the side of the base (1). The output end of the feeding cylinder (5) is fixedly connected to a connecting plate (6), and several electromagnets a (15) are fixedly installed on the lower side of the connecting plate (6).

8. The ceramic resistance forming mechanism according to claim 6, characterized in that: The material leveling assembly includes a lifting cylinder (4) fixedly connected to the side of the base (1). A connecting rod (17) is fixedly connected to the output end of the lifting cylinder (4). A drive motor (16) is installed above the end of the connecting rod (17). A fixing rod (18) is fixedly connected to the output end of the drive motor (16) through the connecting rod (17). A material leveling rod (19) is fixedly connected to the upper end of the fixing rod (18). The diameter of the material leveling rod (19) is the same as the diameter of the groove (23).

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