Conductive slurry sanding device

Abstract

The utility model relates to a conductive slurry sanding device, which belongs to the technical field of material crushing and grinding, and comprises a stirring and mixing tank and a sanding tank which are connected together through a pipeline, a cover plate at the top end of the stirring and mixing tank is provided with a charging hole, a cylinder is fixedly arranged on the charging hole, the top end of the cylinder is integrally provided with a charging flange, and the charging flange is provided with a discharging hole. A connecting circular ring is mounted on the feeding flange through a plurality of pins, a plurality of rotatable blades are mounted on the connecting circular ring, a connecting rod is mounted on each blade, the outer end of each connecting rod is hinged to a supporting circular ring, a gear ring sleeves the supporting circular ring, and a motor for opening the feeding port is arranged on the stirring and mixing tank. A gear is installed on a rotating shaft of the motor and meshed with the gear ring. The motor drives the gear ring and the supporting circular ring to rotate through the gear, the supporting circular ring drives all the blades to rotate along the hinge points of the blades and the connecting circular ring through the connecting rods, opening and closing of the feeding opening are achieved, feeding operation is convenient, and sealing performance is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of electrically conductive paste sand mill device, belong to material crushing, grinding technical field. BACKGROUND

[0002] Electrically conductive paste is the key material of electronic components packaging, electrode and interconnection, mainly including two categories of burn-in type electrically conductive paste and solidified type electrically conductive glue (electrically conductive ink).

[0003] The preparation of electrically conductive paste can use sand mill device, which needs to maintain sealing during work. Sand mill device mainly includes sand mill cavity and mixing cavity, solvent and carbon nanomaterial are added from the feeding port of mixing cavity. However, due to the small density of carbon nanomaterial, it is easy to agglomerate, so the mixing cavity needs to increase stirring device, such as stirring motor, generally the stirring motor is fixed on the cover plate of mixing cavity, so every time feeding, the cover plate and stirring motor need to be lifted away, which needs at least two operators to perform, time-consuming and laborious operation, poor sealing effect.

[0004] The patent with application number CN202311556518.9 discloses a powder slurry grading circulating sand mill, which comprises a raw material barrel, a sand mill cylinder and a fixed base. The sand mill cylinder is arranged on the upper part of the fixed base, and the raw material barrel is arranged on one end of the fixed base. A connecting pipe is arranged between the sand mill cylinder and the raw material barrel. The sand mill cylinder comprises three groups of spliced cylinders, which are spliced and fixed in a head-to-tail manner. A mixing disc for mixing zirconium balls and materials is movably installed on the inner side of the spliced cylinder. A rotating rod is fixedly installed in the middle of the mixing disc. A cross is arranged at the two ends of the spliced cylinder, which is used in cooperation with the rotating rod. The rotating rod is movably installed in the middle of the cross. A screening disc for screening materials is movably installed on the inner side of one end of the spliced cylinder. The materials are ground from coarse to fine in the sand mill cylinder, and the multi-stage grinding structure is integrated into one sand mill cylinder, which improves the material grinding efficiency and reduces the circulation frequency. However, the sealing effect and the convenience of feeding operation have not been improved. UTILITY MODEL CONTENTS

[0005] The utility model aims to solve the technical problems of poor sealing effect and time-consuming and laborious feeding operation in the prior art, and provides an electrically conductive paste sand mill device.

[0006] The utility model is realized by the following technical solutions:

[0007] The utility model provides an electrically conductive slurry sanding device, which comprises a stirring and mixing tank and a sanding tank connected through pipelines, wherein the stirring and mixing tank is provided with a stirring mechanism, a feeding opening is formed in the top cover plate of the stirring and mixing tank, a cylinder is fixedly arranged on the feeding opening, an integral feeding flange is arranged at the top end of the cylinder, a connecting ring is arranged on the feeding flange through a plurality of pins, a plurality of rotatable blades are arranged on the connecting ring, all the blades are closed to achieve the sealing of the feeding opening, a connecting rod is arranged on each blade, and the outer end of all the connecting rods is hinged to a supporting ring, and a gear ring is arranged on the supporting ring.

[0008] A motor for opening the feeding opening is arranged on the stirring and mixing tank, a gear is arranged on the rotating shaft of the motor, and the gear is engaged with the gear ring.

[0009] The motor drives the gear ring and the supporting ring to rotate through the gear, the supporting ring drives all the blades to rotate along the hinged points with the connecting ring through the connecting rods, the opening and closing of the feeding opening are realized, the feeding operation is convenient, the sealing performance is good, and one person can complete the operation.

[0010] Further preferably, the same number of limiting notches as the blades are arranged on the connecting ring.

[0011] Further preferably, when the blades are closed, the hinged connection points of the blades and the connecting rods are located in the limiting notches, and the limiting effect of the connecting rods is good.

[0012] Further preferably, one side surface of the blade is provided with a sealing convex edge, and the other side surface of the blade is provided with a sealing groove matched with the sealing convex edge. The sealing convex edges and the sealing grooves of adjacent blades are matched, and the sealing effect is better.

[0013] Further preferably, one of the two side surfaces of the blade is outward convex, and the other side surface is inward convex, the sealing convex edge is located on the outward convex side surface, and the sealing groove is located on the inward convex side surface.

[0014] Further preferably, the sealing convex edge is made of rubber.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] The motor drives the gear ring and the supporting ring to rotate through the gear, the supporting ring drives all the blades to rotate along the hinged points with the connecting ring through the connecting rods, the opening and closing of the feeding opening are realized, the feeding operation is convenient, the sealing performance is good, and one person can complete the operation. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the present application, the drawings required to be used in the description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the present application.

[0019] Figure 2 It is a schematic diagram of the top view structure of the stirring and mixing tank in the embodiment of the present application.

[0020] Figure 3 It is a schematic diagram of the top view structure of the connecting ring in the embodiment of the present application.

[0021] Figure 4 It is a schematic diagram of the top view structure of the feeding port in the embodiment of the present application.

[0022] Figure 5 It is Figure 2 a schematic diagram of the local enlarged structure at A in the embodiment of the present application.

[0023] Figure 6 It is a schematic diagram of the top view structure of the blade in the embodiment of the present application.

[0024] In the figure: 1, stirring and mixing tank; 2, stirring mechanism; 3, feeding port; 4, feeding flange; 5, sanding tank; 6, gear ring; 7, supporting ring; 8, connecting ring; 9, blade; 10, connecting rod; 11, limiting notch; 12, sealing flange; 13, gear. Embodiment

[0025] The embodiment of the present application will be further described in detail below with reference to the drawings.

[0026] As Figures 1 to 6 shown in a conductive paste sanding device, comprising a stirring and mixing tank 1 and a sanding tank 5 connected together through pipelines, the stirring and mixing tank 1 is provided with a stirring mechanism 2, a feeding port 3 is formed on the top end cover plate of the stirring and mixing tank 1, a cylinder is fixedly arranged on the feeding port 3, the top end of the cylinder is integrally provided with a feeding flange 4, a connecting ring 8 is installed on the feeding flange 4 through a plurality of pins, a plurality of rotatable blades 9 are installed on the connecting ring 8, all the blades 9 are closed together to achieve the plugging of the feeding port 3, a connecting rod 10 is installed on each blade 9, and the outer end of all the connecting rods 10 is hingedly connected with a supporting ring 7, and the supporting ring 7 is provided with a gear ring 6.

[0027] The stirring mixing tank 1 is provided with a motor for opening the feeding opening 3, and a gear 13 is installed on the rotating shaft of the motor, and the gear 13 is engaged with the gear ring 6.

[0028] The motor drives the gear ring 6 and the supporting ring 7 to rotate through the gear 13, and the supporting ring 7 drives all the blades 9 to rotate along the hinged points connected with the connecting ring 8 through the connecting rod 10, so that the opening and closing of the feeding opening 3 is realized, the feeding operation is convenient, the sealing performance is good, and one person can complete the operation.

[0029] The connecting ring 8 is provided with the same number of limiting notches 11 as the blades 9, and when the blades 9 are in the closed state, the hinged connection points of the blades 9 and the connecting rod 10 are located in the limiting notches 11, which can well limit the connecting rod 10.

[0030] One side of the blade 9 is provided with a sealing convex edge 12 made of rubber, and the other side of the blade 9 is provided with a sealing groove matched with the sealing convex edge 12.

[0031] One side of the blade 9 is provided with a sealing convex edge 12 made of rubber, and the other side of the blade 9 is provided with a sealing groove matched with the sealing convex edge 12.

[0032] Working principle:

[0033] The motor drives the gear ring 6 and the supporting ring 7 to rotate through the gear 13, and the supporting ring 7 drives all the blades 9 to rotate along the hinged points connected with the connecting ring 8 through the connecting rod 10, so that the opening and closing of the feeding opening 3 is realized, the feeding operation is convenient, the sealing performance is good, and one person can complete the operation.

[0034] The various embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts between the various embodiments can be mutually referred to.

[0035] In the specification, the terms "upper", "lower", "outer side", "inner side" and the like in the description and claims and the above drawings, if any, are used to distinguish the relative position relationship, and do not have to be given a nature. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the utility model described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion.

[0036] The above description of disclosed embodiments enables one of ordinary skill in the art to make or use the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein can be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A conductive paste sanding device comprising a stirring and mixing tank (1) and a sanding tank (5) connected together through a pipeline, a stirring mechanism (2) is arranged on the stirring and mixing tank (1), characterized in that, The top cover plate of the stirring mixing tank (1) is provided with a feeding opening (3), and a cylinder is fixedly arranged on the feeding opening (3). The top end of the cylinder is integrally provided with a feeding flange (4), and a connecting ring (8) is installed on the feeding flange (4) through a plurality of pins. A plurality of rotatable blades (9) are installed on the connecting ring (8). All the blades (9) are closed together to achieve the plugging of the feeding opening (3). A connecting rod (10) is installed on each blade (9), and the outer end of all the connecting rods (10) is hingedly connected with a supporting ring (7). The supporting ring (7) is externally provided with a gear ring (6). A motor for opening the feeding opening (3) is arranged on the stirring mixing tank (1), and a gear (13) is installed on the rotating shaft of the motor. The gear (13) is engaged with the gear ring (6).

2. A conductive paste sanding device according to claim 1, wherein The connecting ring (8) is provided with a limiting gap (11) which is the same in number as the blades (9).

3. A conductive paste sanding device according to claim 2, wherein, When the blades (9) are closed, the hinged connection points of the blades (9) and the connecting rods (10) are located in the limiting gap (11).

4. A conductive paste sanding device according to claim 1, wherein One side of the blade (9) is provided with a sealing convex edge (12), and the other side of the blade (9) is provided with a sealing groove which is matched with the sealing convex edge (12).

5. A conductive paste sander according to claim 4, wherein One side of the blade (9) is outward convex, and the other side is inward convex. The sealing convex edge (12) is located on the outward convex side, and the sealing groove is located on the inward convex side.

6. A conductive paste sanding device according to claim 4 or 5, wherein, The sealing convex edge (12) is made of rubber.

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