Tungsten alloy mixing device

Abstract

The utility model relates to a tungsten alloy mixing device. The technical problem to be solved by the utility model is to provide the tungsten alloy mixing device. According to the technical scheme, the mixing device comprises a device support assembly and a mixing barrel assembly, the mixing barrel assembly comprises a mixing barrel, a mixing end cover assembly and a first mixing inner barrel, the mixing barrel comprises a mixing barrel body, a mixing barrel front positioning surrounding edge and a mixing barrel rear positioning surrounding edge, a main mixing cavity is formed in the mixing barrel body, and the main mixing cavity is communicated with the mixing end cover assembly. A feeding hole is formed in the front surface of the mixing barrel body; and a second mixing inner barrel communicated with the feeding hole is arranged in the main mixing cavity. The mixing device has the advantages that the first mixing inner cylinder and the second mixing inner cylinder can be used for mixing and filtering tungsten alloy mixed materials after the tungsten alloy mixed materials are placed in the main mixing cavity, so that the mixed materials are prevented from directly entering the main mixing cavity, the mixed materials are firstly subjected to contact mixing, the mixing efficiency is greatly improved, and the full mixing time is shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile phone vibrators, in particular to a tungsten alloy mixing device. Background Art

[0002] Mobile phone vibrators are widely used in motor accessories and mobile phones, and are used in huge quantities. The process generally involves stamping powder alloys and then sintering them in a sintering furnace. Generally, mobile phone vibrators are made of tungsten alloys, which include tungsten, nickel, copper and other elements. Before powder pressing, the powders of each element in the tungsten alloy need to be fully mixed to balance their proportions. The existing tungsten alloy mixing device has the following main problems in actual use: 1. The mixing efficiency is low, and it takes a long time to fully mix the tungsten alloy; 2. The end cover at the entrance of the mixture is prone to loosening due to long-term rotation, which makes the mixture easy to leak out. Improvements and optimizations are made for this. Utility Model Content

[0003] In order to solve the above problems, the technical problem to be solved by the utility model is to provide a tungsten alloy mixing device.

[0004] The technical solution adopted by the utility model tungsten alloy mixing device is characterized in that it includes a device support assembly and a mixing barrel assembly rotatably arranged on the device support assembly, the mixing barrel assembly includes a mixing barrel, a mixing end cover assembly and a first mixing inner barrel, the mixing barrel includes a mixing barrel body, a mixing barrel front positioning edge and a mixing barrel rear positioning edge arranged outside the mixing barrel body, a main mixing chamber is arranged in the mixing barrel body, a feeding port is arranged on the front side of the mixing barrel body, a second mixing inner barrel communicating with the feeding port is arranged in the main mixing chamber, the inner wall of the second mixing inner barrel is provided with external filtering holes arranged at intervals around a circular arc, the first mixing inner barrel is detachably placed in the second mixing inner barrel, the first mixing inner barrel penetrates front and back and an internal filtering hole group arranged at intervals around a circular arc is arranged on its inner wall, the minimum aperture of the external filtering hole is larger than the maximum aperture of the internal filtering hole group, and the main mixing chamber is provided with stirring knife blocks at intervals around a circular arc for fully mixing the tungsten alloy mixture.

[0005] The axis of the second inner mixing cylinder is arranged parallel to the axis of the mixing cylinder body.

[0006] The mixing end cover assembly includes a mixing end cover, an end cover inner groove is provided in the mixing end cover, an end cover sealing column for blocking the feed port is provided in the end cover inner groove, an end cover clamping convex edge is provided on the inner wall of the end cover inner groove, the mixing barrel body is provided with a feed port surrounding edge connected to the end cover inner groove outside the feed port, and a barrel body clamping groove clamped to the end cover clamping convex edge is provided on the outer wall of the feed port surrounding edge.

[0007] The mixing end cover assembly also includes an end cover reinforcement plate and a threaded tightening handle for connecting the end cover reinforcement plate and the mixing end cover. The mixing barrel body is provided with end cover fixing frames at the left and right ends of the feeding port, and the end cover fixing frames are provided with reinforcement plate passing openings for passing the two ends of the end cover reinforcement plate.

[0008] The bottom surface of the second mixing inner cylinder is provided with an inner cylinder limiting groove for installing and limiting the first mixing inner cylinder.

[0009] The outer filter holes and the inner filter hole groups are arranged in a staggered manner.

[0010] The inner filter hole group comprises inner large through holes and inner small through holes which are arranged side by side and spaced apart from each other.

[0011] The advantages of the tungsten alloy mixing device of the utility model are as follows: the first inner mixing cylinder and the second inner mixing cylinder can make the tungsten alloy mixture be mixed and filtered first after being placed, slowing down the direct entry of the mixture into the main mixing chamber, so that it can first undergo a round of contact mixing, greatly improving the mixing efficiency and reducing the time for sufficient mixing; the detachable design of the first inner mixing cylinder is convenient for later maintenance and cleaning; the structural design of the mixing end cover assembly makes the connection between the mixing end cover and the mixing cylinder body more tight and reliable, and less prone to leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0013] Figure 1 It is a structural schematic diagram of the tungsten alloy mixing device of the utility model;

[0014] Figure 2 It is an exploded view of the mixing barrel assembly of the utility model;

[0015] Figure 3 This is a schematic diagram of the front structure of the mixing cylinder of the utility model;

[0016] Figure 4 It is a schematic diagram of the internal structure of the mixing cylinder of the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of the first inner cylinder for mixing materials of the utility model;

[0018] Figure 6 It is a structural schematic diagram of the mixing end cover assembly of the utility model;

[0019] Figure 7 It is a structural schematic diagram of the mixing end cover of the utility model. DETAILED DESCRIPTION

[0020] like Figure 1-7As shown, the tungsten alloy mixing device involved in the utility model comprises a device support assembly 1 and a mixing barrel assembly 2 rotatably arranged on the device support assembly 1, the mixing barrel assembly 2 comprises a mixing barrel 10, a mixing end cover assembly 11 and a first mixing inner barrel 12, the mixing barrel 10 comprises a mixing barrel body 14, a mixing barrel front positioning edge 15 and a mixing barrel rear positioning edge 16 arranged outside the mixing barrel body 14, a main mixing chamber 17 is arranged in the mixing barrel body 14, a material inlet is arranged on the front side of the mixing barrel body 14, a second mixing inner barrel 18 communicating with the material inlet is arranged in the main mixing chamber 17, and the inner wall of the second mixing inner barrel 18 is provided with an outer flow passage arranged at intervals around a circular arc. The filter hole 19, the first mixing inner cylinder 12 can be detachably placed in the second mixing inner cylinder 18, the first mixing inner cylinder 12 penetrates front and back and has an inner filter hole group 20 arranged around a circular arc on its inner wall, the minimum aperture of the outer filter hole 19 is larger than the maximum aperture of the inner filter hole group 20, and the main mixing chamber 17 is provided with stirring blades 24 for fully mixing the tungsten alloy mixture around a circular arc. The first mixing inner cylinder 12 and the second mixing inner cylinder 18 can make the tungsten alloy mixture mixed and filtered first after being placed, slowing down the mixture from directly entering the main mixing chamber 17, so that it can first undergo a round of contact mixing and then cooperate with the stirring of the stirring blade 24, which greatly improves the mixing efficiency and reduces the time for full mixing.

[0021] The axis of the second mixing cylinder 18 is arranged parallel to the axis of the mixing cylinder body 14 , so that the mixed materials can be fully mixed in the first round under the influence of the eccentric force of the second mixing cylinder 18 .

[0022] The mixing end cover assembly 11 includes a mixing end cover 25, in which an end cover inner groove 29 is provided, in which an end cover sealing column 30 for blocking the feed port is provided, and an end cover snap-fitting convex edge 31 is provided on the inner wall of the end cover inner groove 29. The mixing barrel body 14 is provided with a feed port surrounding edge 33 connected to the end cover inner groove 29 outside the feed port, and a barrel body snap-fitting groove 34 snap-fitting to the end cover snap-fitting convex edge 31 is provided on the outer wall of the feed port surrounding edge 33, so as to seal the feed port, enhance the sealing of the end, and ensure reliable snap-fitting connection and convenient opening.

[0023] The mixing end cover assembly 11 also includes an end cover reinforcement plate 26 and a threaded tightening handle 27 for connecting the end cover reinforcement plate 26 and the mixing end cover 25. The mixing barrel body 14 is provided with end cover fixing frames 36 at the left and right ends of the feeding port. The end cover fixing frames 36 are provided with reinforcement plate insertion openings 37 for the two ends of the end cover reinforcement plate 26 to be inserted. The mixing end cover reinforcement plate 26 makes the connection between the mixing end cover and the mixing barrel body tighter and more reliable, and less prone to leakage.

[0024] The bottom surface of the second mixing inner cylinder 18 is provided with an inner cylinder limiting groove 38 for the installation and limiting of the first mixing inner cylinder 12, so that the positioning is accurate and the installation is stable.

[0025] The outer filter holes 19 and the inner filter hole group 20 are staggered to further slow down the outflow of the mixed material and prolong the contact time of the mixed material.

[0026] The inner filter hole group 20 includes inner large through holes 21 and inner small through holes 22 which are arranged side by side and spaced apart from each other.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention are included in the protection scope of the present invention.

Claims

1. A tungsten alloy mixing device, characterized in that: The invention comprises a device support assembly (1) and a mixing barrel assembly (2) rotatably arranged on the device support assembly (1), wherein the mixing barrel assembly (2) comprises a mixing barrel (10), a mixing end cover assembly (11) and a first mixing inner barrel (12), wherein the mixing barrel (10) comprises a mixing barrel body (14), a mixing barrel front positioning edge (15) and a mixing barrel rear positioning edge (16) arranged outside the mixing barrel body (14), wherein a main mixing chamber (17) is arranged in the mixing barrel body (14), wherein a material inlet is arranged on the front side of the mixing barrel body (14), and wherein a material inlet is arranged in the main mixing chamber (17). A second mixing inner cylinder (18) is provided which is communicated with the feed inlet. The inner wall of the second mixing inner cylinder (18) is provided with outer filter holes (19) arranged at intervals around a circular arc. The first mixing inner cylinder (12) is detachably placed in the second mixing inner cylinder (18). The first mixing inner cylinder (12) penetrates from front to back and has an inner filter hole group (20) arranged at intervals around a circular arc on its inner wall. The minimum aperture of the outer filter hole (19) is larger than the maximum aperture of the inner filter hole group (20). The main mixing chamber (17) is provided with stirring blades (24) at intervals around a circular arc for fully mixing the tungsten alloy mixture.

2. The tungsten alloy mixing device according to claim 1, characterized in that: The axis of the second mixing inner cylinder (18) is arranged parallel to the axis of the mixing cylinder body (14).

3. The tungsten alloy mixing device according to claim 1, characterized in that: The mixing end cover assembly (11) comprises a mixing end cover (25), wherein an end cover inner groove (29) is provided in the mixing end cover (25), an end cover sealing column (30) for blocking the feed port is provided in the end cover inner groove (29), an end cover clamping convex edge (31) is provided on the inner wall of the end cover inner groove (29), and the mixing barrel body (14) is provided with a feed port surrounding edge (33) opposite to the end cover inner groove (29) outside the feed port, and a barrel body clamping groove (34) is provided on the outer wall of the feed port surrounding edge (33) for clamping with the end cover clamping convex edge (31).

4. The tungsten alloy mixing device according to claim 3, characterized in that: The mixing end cover assembly (11) further comprises an end cover reinforcement plate (26), and a threaded tightening handle (27) for connecting the end cover reinforcement plate (26) and the mixing end cover (25); the mixing barrel body (14) is provided with end cover fixing frames (36) at both left and right ends of the material inlet; the end cover fixing frames (36) are provided with reinforcement plate insertion openings (37) for inserting the two ends of the end cover reinforcement plate (26).

5. The tungsten alloy mixing device according to claim 1, characterized in that: The bottom surface of the second mixing inner cylinder (18) is provided with an inner cylinder limiting groove (38) for installing and limiting the first mixing inner cylinder (12).

6. The tungsten alloy mixing device according to claim 1, characterized in that: The outer filter holes (19) and the inner filter hole group (20) are arranged in a staggered manner.

7. The tungsten alloy mixing device according to claim 1, characterized in that: The inner filter hole group (20) comprises inner large through holes (21) and inner small through holes (22) which are arranged side by side and at intervals.

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