Silver powder preparation device

Abstract

The utility model discloses a silver powder preparation device which comprises a flat plate, a smashing mechanism and a placing mechanism. The rear side of the upper surface of the flat plate is fixedly connected with a supporting plate, and the front side face of the supporting plate is connected with a connecting plate through bolts; the crushing mechanism comprises a rotating seat, a connecting rod, a fixed seat, a connecting shaft and a crushing block, the upper end of the supporting plate is rotationally connected with a rotating shaft, the front end of the rotating shaft is sleeved with the rotating seat, the rotating seat is located on the front side of the connecting plate, the lower end of the rotating seat is rotationally connected with the connecting rod through a pin shaft, and the lower end of the connecting rod is rotationally connected with the connecting shaft; the middle of the front side face of the connecting plate is connected with fixing seats which are symmetrically distributed up and down through bolts, through holes are formed in transverse plates of the fixing seats, and the connecting shaft penetrates through the two through holes. According to the silver powder preparation device, silver powder is obtained by intermittently knocking and smashing silver blocks, the silver powder is more uniform, meanwhile, the silver powder is conveniently taken out subsequently, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of silver powder preparation, in particular to a silver powder preparation device. Background Art

[0002] Silver powder is silver powder, which is used to make conductive plastics, conductive coatings and conductive adhesives, etc. Flake silver powder is widely used in electronic components such as carbon film potentiometer terminals, membrane switches and filters. There are many methods for preparing silver powder, one of which is mechanical collision method.

[0003] The mechanical collision method is to pour a pre-prepared silver block into a collision cup and obtain silver powder by mechanical collision. Usually, a ball is placed in the collision cup, and the collision cup rotates, and the ball rotates and hits the silver block to obtain silver powder. However, the obtained silver powder still has a small number of large particles, and the silver powder particles are uneven. At the same time, after pouring out the silver powder, it needs to be separated from the ball, which is inconvenient. For this reason, we propose a preparation device for silver powder. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a silver powder preparation device, which can obtain silver powder by intermittently knocking a powdered silver block. The silver powder is more uniform and is convenient for subsequent removal, which is convenient and quick, and can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a silver powder preparation device, comprising a flat plate, a crushing mechanism and a placing mechanism;

[0006] Flat plate: The rear side of its upper surface is fixedly connected with a support plate, and the front side of the support plate is connected with a connecting plate by bolts;

[0007] Crushing mechanism: It includes a rotating seat, a connecting rod, a fixed seat, a connecting shaft and a crushing block. The upper end of the support plate is rotatably connected to the rotating shaft, the front end of the rotating shaft is sleeved with a rotating seat, the rotating seat is located on the front side of the connecting plate, the lower end of the rotating seat is rotatably connected to the connecting rod through a pin shaft, the lower end of the connecting rod is rotatably connected to the connecting shaft, the middle part of the front side surface of the connecting plate is connected to the fixed seats symmetrically distributed up and down through bolts, the transverse plates of the fixed seat are all provided with through holes, the connecting shaft passes through two through holes, the lower end of the connecting shaft is connected to the crushing block through bolts, and the crushing block is located on the lower side of the fixed seat at the lower end;

[0008] Placing mechanism: It is arranged at the lower end of the front side of the supporting plate. The crushing block is located inside the placing mechanism. Silver powder is obtained by intermittently knocking the silver block to crush it. The silver powder is more uniform and convenient for subsequent removal of the silver powder, which is quick and convenient.

[0009] Furthermore, the crushing mechanism also includes a toggle seat and a toggle column. The middle part of the front side of the rotating seat is fixedly connected with the toggle column. The front end fixed sleeve of the rotating shaft is provided with a toggle seat. The toggle seat is located on the front side of the rotating seat to realize the lifting and lowering of the crushing block.

[0010] Furthermore, the crushing mechanism also includes a spring 1, a spring seat and a cylinder, the cylinder is fixedly connected between the two fixed seats, the connecting shaft is located inside the cylinder, the middle part of the connecting shaft is provided with a spring seat, the outer sleeve of the connecting shaft is provided with a spring 1, the spring 1 is located between the spring seat and the fixed seat at the upper end, the spring seat is slidably connected to the inner wall of the cylinder, and accelerates the descending speed of the crushed blocks.

[0011] Furthermore, the pulverizing mechanism also includes a motor, which is fixedly connected to the rear side of the support plate, and the output shaft of the motor is fixedly connected to the rear end of the rotating shaft to drive the rotating shaft to rotate.

[0012] Furthermore, a control switch is provided on the upper surface of the plate, the input end of the control switch is electrically connected to an external power source, and the input end of the motor is electrically connected to the output end of the control switch to control the motor.

[0013] Furthermore, the placement mechanism includes a lifting ear, a crushing bowl, a shaking seat and a fixed base. The fixed base is connected to the lower end of the front side of the support plate by bolts. A round hole is opened in the middle of the fixed base. The shaking seat is inserted into the inside of the round hole. The crushing bowl is placed inside the shaking seat. The crushing block is located inside the crushing bowl. Lifting ears are provided on the left and right sides of the upper end of the crushing bowl to facilitate the placement of silver blocks.

[0014] Furthermore, the placement mechanism also includes a cylinder and a second spring. The lower surface of the shaking seat is provided with evenly distributed cylinders, the bottom wall of the circular hole is provided with evenly distributed through holes, the cylinders are respectively inserted into the inside of adjacent through holes, and the second spring is respectively sleeved on the outside of the cylinder. The second spring is located between the bottom wall of the circular hole and the lower surface of the shaking seat, so as to facilitate the complete crushing of the silver block.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the silver powder preparation device has the following advantages:

[0016] The motor is turned on by the control switch, and the motor rotates the rotating shaft, the toggle seat rotates clockwise, the toggle rod of the toggle seat contacts the toggle column, and pushes the toggle column to revolve around the rotating shaft, driving the rotating seat to rotate clockwise, and the rotating seat drives the upper end of the connecting rod to rotate synchronously, and the lower end of the connecting rod moves upward, pulling the connecting shaft upward, and the crushing block moves upward. The spring contracts, and when the toggle column rotates to the uppermost end of the rotating shaft, the toggle seat is also located at the uppermost end of the rotating shaft. The toggle seat no longer applies thrust to the toggle column, and the toggle column is subjected to the elastic potential energy and gravity of the spring, and quickly rotates clockwise and descends. While the spring recovers, it pushes the spring seat to slide downward, and the connecting shaft slides downward, and the crushing block hammers the silver block downward, and the silver block is crushed by force. As the rotating shaft rotates, the toggle column repeats the above actions to achieve repeated hammering of the crushing block. After the silver block is completely turned into silver powder, the motor is turned off, the crushing block is lifted, the crushing bowl is taken out through the lifting ear, and the silver powder is poured out, which reduces subsequent work and is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model.

[0019] In the figure: 1 flat plate, 2 crushing mechanism, 201 motor, 202 toggle seat, 203 toggle column, 204 rotating seat, 205 connecting shaft, 206 fixed seat, 207 spring 1, 208 spring seat, 209 cylinder, 210 connecting shaft, 211 crushing block, 3 placing mechanism, 31 lifting ear, 32 crushing bowl, 33 shaking seat, 34 cylinder, 35 fixed base, 36 spring 2, 4 support plate, 5 control switch, 6 round hole, 7 connecting plate. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-2 , This embodiment provides a technical solution: a silver powder preparation device, including a flat plate 1, a crushing mechanism 2 and a placing mechanism 3;

[0022] Flat plate 1: The rear side of its upper surface is fixedly connected to a support plate 4, and the front side of the support plate 4 is connected to a connecting plate 7 by bolts;

[0023] Crushing mechanism 2: It includes a rotating seat 204, a connecting rod 205, a fixed seat 206, a connecting shaft 210 and a crushing block 211. The upper end of the support plate 4 is rotatably connected to the rotating shaft, and the front end of the rotating shaft is sleeved with a rotating seat 204. The rotating seat 204 is located on the front side of the connecting plate 7. The lower end of the rotating seat 204 is rotatably connected to the connecting rod 205 through a pin shaft. The lower end of the connecting rod 205 is rotatably connected to the connecting shaft 210. The middle part of the front side surface of the connecting plate 7 is connected to the fixed seat 206 symmetrically distributed up and down by bolts. The transverse plates of the fixed seat 206 are all provided with through holes. The connecting shaft 210 passes through two through holes. The lower end of the connecting shaft 210 is connected to the crushing block 211 by bolts. The crushing block 211 is located at the lower The lower side of the fixed seat 206 at the end, the crushing mechanism 2 also includes a toggle seat 202 and a toggle column 203, the middle part of the front side of the rotating seat 204 is fixedly connected with the toggle column 203, the front end of the rotating shaft is fixedly sleeved with a toggle seat 202, and the toggle seat 202 is located on the front side of the rotating seat 204. The crushing mechanism 2 also includes a spring 207, a spring seat 208 and a cylinder 209, and the cylinder 209 is fixedly connected between the two fixed seats 206. The connecting shaft 210 is located inside the cylinder 209, and the middle part of the connecting shaft 210 is provided with a spring seat 208. The outer sleeve of the connecting shaft 210 is provided with a spring 207, and the spring 207 is located between the spring seat 208 and the fixed seat 206 at the upper end, and the spring seat 208 slides The pulverizing mechanism 2 is connected to the inner wall of the cylinder 209, and further includes a motor 201, which is fixedly connected to the rear side of the support plate 4, and the output shaft of the motor 201 is fixedly connected to the rear end of the rotating shaft. A control switch 5 is provided on the upper surface of the flat plate 1, and the input end of the control switch 5 is electrically connected to an external power supply, and the input end of the motor 201 is electrically connected to the output end of the control switch 5. The motor 201 is turned on by the control switch 5, and the motor 201 rotates the rotating shaft, and the toggle seat 202 rotates clockwise. The toggle rod of the toggle seat 202 contacts the toggle column 203, and pushes the toggle column 203 to revolve around the rotating shaft, driving the rotating seat 204 to rotate clockwise, and the rotating seat 204 drives the upper end of the connecting rod 205 to rotate synchronously. The lower end of the connecting rod 205 moves upward, pulling the connecting shaft 210 upward, and the crushing block 211 moves upward, and the spring 207 contracts. When the toggle column 203 rotates to the uppermost end of the rotating shaft, the toggle seat 202 is simultaneously located at the uppermost end of the rotating shaft, and the toggle seat 202 no longer applies thrust to the toggle column 203. The toggle column 203 is rapidly rotated clockwise and descends under the elastic potential energy and gravity of the spring 207. The spring 207 restores and pushes the spring seat 208 to slide downward, and the connecting shaft 210 slides downward. The crushing block 211 hammers the silver block downward, and the silver block is crushed by force. As the rotating shaft rotates, the toggle column 203 repeats the above action to achieve repeated hammering of the crushing block 211.

[0024] The placing mechanism 3 is arranged at the lower end of the front side of the supporting plate 4, and the crushing block 211 is located inside the placing mechanism 3. The placing mechanism 3 includes a lifting ear 31, a crushing bowl 32, a shaking seat 33 and a fixed base 35. The fixed base 35 is connected to the lower end of the front side of the supporting plate 4 by bolts. A circular hole 6 is opened in the middle of the fixed base 35. The shaking seat 33 is inserted into the inside of the circular hole 6. The crushing bowl 32 is placed inside the shaking seat 33. The crushing block 211 is located inside the crushing bowl 32. The left and right sides of the upper end of the crushing bowl 32 are provided with lifting ears 31. The placing mechanism 3 also includes a cylinder 34 and a spring 2 36. The shaking seat 33 is provided with a circular hole 6 in the middle of the fixed base 35. The crushing bowl 32 is placed inside the shaking seat 33. The lower surface of the seat 33 is provided with evenly distributed cylinders 34, and the bottom wall of the circular hole 6 is provided with evenly distributed through holes. The cylinders 34 are respectively inserted into the inside of adjacent through holes, and the second springs 36 are respectively sleeved on the outside of the cylinders 34. The second springs 36 are both located between the bottom wall of the circular hole 6 and the lower surface of the shaking seat 33. When the crushing block 211 is hammered downward, the shaking seat 33 is forced to slide downward, and the second spring 36 contracts. When the crushing block 211 moves upward, the second spring 36 recovers, pushing the shaking seat 33 upward, and the silver block upward. Under the action of inertia, the position of the silver block changes, which facilitates the silver block to be fully hammered, making the silver powder more uniform.

[0025] The working principle of the silver powder preparation device provided by the utility model is as follows: the processing personnel put the silver block into the inside of the crushing bowl 32, first lift the crushing block 211, then place the crushing bowl 32 into the inside of the shaking seat 33, and then put down the crushing block 211, turn on the motor 201 by controlling the switch 5, the motor 201 rotates the rotating shaft, the toggle seat 202 rotates clockwise, the toggle rod of the toggle seat 202 contacts the toggle column 203, and pushes the toggle column 203 to revolve around the rotating shaft, driving the rotating seat 204 to rotate clockwise, the rotating seat 204 drives the upper end of the connecting rod 205 to rotate synchronously, the lower end of the connecting rod 205 moves upward, pulls the connecting shaft 210 upward, the crushing block 211 moves upward, the spring 207 contracts, and when the toggle column 203 rotates to the uppermost end of the rotating shaft, the toggle seat 202 is simultaneously located at the uppermost end of the rotating shaft, and the toggle seat 202 no longer The toggle column 203 applies a thrust, and the toggle column 203 is rapidly rotated clockwise and descended by the elastic potential energy and gravity of the spring 1 207. The spring 1 207 restores and pushes the spring seat 208 to slide downward, the connecting shaft 210 slides downward, and the crushing block 211 hammers the silver block downward, and the silver block is crushed by force. As the rotating shaft rotates, the toggle column 203 repeats the above action to achieve repeated hammering of the crushing block 211. After the silver block is completely turned into silver powder, the motor 201 is turned off, the crushing block 211 is lifted, the crushing bowl 32 is taken out through the lifting ear 31, and the silver powder is poured out. When the crushing block 211 hammers downward, the rocking seat 33 slides downward by force, and the spring 2 36 contracts. When the crushing block 211 moves up, the spring 2 36 restores, pushing the rocking seat 33 upward, the silver block upward, and under the action of inertia, the position of the silver block changes, so that the silver block can be fully hammered, so that the silver powder is more uniform.

[0026] It is worth noting that the motor 201 disclosed in the above embodiment can be selected as the MDMF102L1G6M motor, and the control switch 5 is provided with a switch button corresponding to the motor 201 for controlling its switching operation.

[0027] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A device for preparing silver powder, characterized in that: It comprises a plate (1), a crushing mechanism (2) and a placing mechanism (3); The flat plate (1) has a support plate (4) fixedly connected to the rear side of its upper surface, and a connecting plate (7) connected to the front side of the support plate (4) via bolts; A crushing mechanism (2): comprising a rotating seat (204), a connecting rod (205), a fixed seat (206), a connecting shaft (210) and a crushing block (211); the upper end of the support plate (4) is rotatably connected to the rotating shaft, the front end of the rotating shaft is sleeved with the rotating seat (204), the rotating seat (204) is located on the front side of the connecting plate (7), the lower end of the rotating seat (204) is rotatably connected to the connecting rod (205) via a pin shaft, the lower end of the connecting rod (205) is rotatably connected to the connecting shaft (210), the middle part of the front side surface of the connecting plate (7) is connected to the fixed seat (206) symmetrically distributed up and down via bolts, the transverse plates of the fixed seat (206) are all provided with through holes, the connecting shaft (210) passes through the two through holes, the lower end of the connecting shaft (210) is connected to the crushing block (211) via bolts, and the crushing block (211) is located on the lower side of the fixed seat (206) at the lower end; The placing mechanism (3) is arranged at the lower end of the front side surface of the supporting plate (4), and the crushing block (211) is located inside the placing mechanism (3).

2. The device for preparing silver powder according to claim 1, characterized in that: The pulverizing mechanism (2) further comprises a toggle seat (202) and a toggle post (203); the toggle post (203) is fixedly connected to the middle of the front side surface of the rotating seat (204); the front end of the rotating shaft is fixedly sleeved with the toggle seat (202); and the toggle seat (202) is located at the front side of the rotating seat (204).

3. The device for preparing silver powder according to claim 1, characterized in that: The pulverizing mechanism (2) further comprises a spring 1 (207), a spring seat (208) and a cylinder (209); the cylinder (209) is fixedly connected between the two fixed seats (206); the connecting shaft (210) is located inside the cylinder (209); the spring seat (208) is provided in the middle of the connecting shaft (210); the spring 1 (207) is sleeved on the outside of the connecting shaft (210); the spring 1 (207) is located between the spring seat (208) and the fixed seat (206) at the upper end; and the spring seat (208) is slidably connected to the inner wall of the cylinder (209).

4. The device for preparing silver powder according to claim 1, characterized in that: The pulverizing mechanism (2) further comprises a motor (201), wherein the motor (201) is fixedly connected to the rear side of the support plate (4), and the output shaft of the motor (201) is fixedly connected to the rear end of the rotating shaft.

5. The silver powder preparation device according to claim 4, characterized in that: A control switch (5) is provided on the upper surface of the flat plate (1); an input end of the control switch (5) is electrically connected to an external power source, and an input end of the motor (201) is electrically connected to an output end of the control switch (5).

6. The device for preparing silver powder according to claim 1, characterized in that: The placement mechanism (3) comprises a lifting ear (31), a crushing bowl (32), a shaking seat (33) and a fixed base (35); the fixed base (35) is connected to the lower end of the front side surface of the support plate (4) by means of bolts; a circular hole (6) is provided in the middle of the fixed base (35); the shaking seat (33) is inserted into the inside of the circular hole (6); the crushing bowl (32) is placed inside the shaking seat (33); the crushing block (211) is located inside the crushing bowl (32); and the left and right sides of the upper end of the crushing bowl (32) are provided with lifting ears (31).

7. The device for preparing silver powder according to claim 6, characterized in that: The placement mechanism (3) further comprises a cylinder (34) and a second spring (36); the lower surface of the shaking seat (33) is provided with evenly distributed cylinders (34); the bottom wall of the circular hole (6) is provided with evenly distributed through holes; the cylinders (34) are respectively inserted into the interior of adjacent through holes; the second springs (36) are respectively sleeved on the outside of the cylinders (34); and the second springs (36) are both located between the bottom wall of the circular hole (6) and the lower surface of the shaking seat (33).

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