Grinding machine for small-particle metal powder
By designing a grinder for small-particle metal powder, using reciprocating mechanisms and grinding mechanisms, the problems of powder surface oxidation and pollution are solved, and the efficient preparation of fine small-particle metal powder is achieved, simplifying the process flow and reducing costs.
Patent Information
- Application Number
- CN202420823937.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-19
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-19
AI Technical Summary
During the preparation of metal powders, existing mechanical grinding methods cause the powder surface to be easily oxidized and contaminated, and need to be re-grounded to obtain fine particles, resulting in complex processes and high cost.
A grinder with small particles of metal powder was designed, using a reciprocating mechanism and a grinding mechanism. Through the cooperation of half gear, long strut rod, support rod, hollow strip and insert shaft, the grinding plate is driven to move left and right, and the screen hole and The screening plate is subjected to grinding and sieving metal powder to achieve the preparation of fine particles.
Through the design of the mechanical mechanism, the grinder realizes the preparation of fine particles of metal powder, reduces the risks of oxidation and pollution, improves process efficiency and yield, and can effectively prepare ultrafine nanopowders of high-melting metals and alloys.
Smart Images
Figure CN222268696U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of metal powder grinding, in particular to a grinding machine for small-particle metal powder. Background Art
[0002] When metal is being prepared for powder molding, mechanical grinding is usually used. Mechanical grinding is a common metal powder manufacturing process. Its principle is to crush the block material into small particles, and then grade them through a screen, remove impurities, control the particle size, and finally make metal powder. Mechanical grinding can prepare a large amount of metal powder at a low cost, but the powder surface is susceptible to oxidation and contamination, and surface treatment is required. Its advantages are simple process and high output, and it can prepare ultrafine nano powders of high melting point metals and alloys that are difficult to obtain by conventional methods.
[0003] In addition, metal powder has good thermal conductivity and can be used to manufacture thermally conductive materials, such as heat sinks, thermally conductive adhesives, thermally conductive plastics, etc. When preparing metal powder, after grinding large metal blocks into small particles, the fine metal particles need to be ground into powder particles again. For this purpose, it is necessary to design a grinder for fine metal powder. Utility Model Content
[0004] The utility model aims to provide a grinding machine for small-particle metal powder to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above object, the utility model provides the following technical solution: a small-particle metal powder grinder, comprising a grinding machine body, a reciprocating mechanism is fixedly connected to the left side of the grinding machine body, and a grinding mechanism is fixedly connected inside the grinding machine body;
[0006] The reciprocating mechanism includes a support frame, which is fixedly connected to the left side of the grinding machine body, a motor is fixedly connected to the front of the support frame, a pole is fixedly connected to the back end of the motor, a half gear is fixedly connected to the surface of the pole, a long strut is meshingly connected to the upper surface of the half gear, a support rod is fixedly connected to the inside of the long strut, both ends of the support rod are rotatably connected to the inside of the support frame, a hollow bar is fixedly connected to the top of the long strut, a cross plate is provided on the surface of the hollow bar, an insertion shaft is fixedly connected to the inside of the cross plate, and a T-shaped bar is fixedly connected to the left end of the cross plate.
[0007] Preferably, a through hole is opened inside the support frame, the surface of the pole passes through the through hole opened inside the support frame, and one end of the back side of the pole is rotatably connected to the inside of the support frame, so as to facilitate the rotation of the pole in the through hole, thereby performing support auxiliary operations during metal grinding.
[0008] Preferably, a hollow groove is provided in the middle of the hollow strip, and the surface of the inserted shaft is located inside the hollow groove.
[0009] Preferably, a rectangular hole is opened on the left side of the support frame, and the surface of the T-shaped bar is slidably connected to the inside of the rectangular hole, so that the T-shaped bar can move conveniently under the limit inside the support frame.
[0010] Preferably, the grinding mechanism includes an inclined plate, which is fixedly connected to the inside of a grinding machine body, a grinding plate is provided at the inner bottom end of the grinding machine body, the left end of the grinding plate is fixedly connected to the right side of a cross plate, a screening plate is fixedly connected to the inner bottom end of the grinding machine body, the front and rear ends of the grinding plate are respectively fixedly connected to sliding bars, the two ends of the sliding bars are respectively fixedly connected to springs, the bottom end of the grinding machine body is fixedly connected to a limiting rod, and a material receiving box is provided at the bottom of the grinding machine body.
[0011] Preferably, a slide groove is provided inside the grinding machine body, and the surface of the slide bar is slidably connected to the inside of the slide groove.
[0012] Preferably, sieve holes are provided on the surface of the grinding plate, and sieve holes are provided on the surface of the screening plate, so that when the metal is ground, the sieve holes can be used to automatically feed the metal powder that meets the grinding standards into the receiving box.
[0013] Compared with the prior art, the utility model provides a grinding machine for small-particle metal powder, which has the following beneficial effects:
[0014] 1. The small-particle metal powder grinder has a reciprocating mechanism. When the half gear rotates, it drives the part meshing with the long support rod to rotate, and is supported by the support rod, thereby driving the hollow bar to move under the action of the plug shaft in the horizontal plate when it moves, thereby driving the grinding plate to move left and right. The grinding plate drives the sliding bar to move left and right under the elastic support of the spring under the action of the limit support inside the grinding machine body, and rubs against the metal grinding particles on the screening plate, so that fine-particle metal powder can be easily obtained.
[0015] 2. The small-particle metal powder grinder has a grinding mechanism set up, and the plug-in shaft on the horizontal plate moves in opposite directions, so that the long support rod and the half gear are constantly engaged and unengaged, and reciprocate, thereby driving the grinding plate and the screening plate to continuously rub, thereby performing the corresponding grinding operation, and the metal powder particles that meet the grinding standards fall into the receiving box through the sieve holes for collection. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:
[0017] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;
[0018] Figure 2 It is a three-dimensional cross-sectional view of the reciprocating mechanism of the utility model;
[0019] Figure 3 This is a three-dimensional cutaway diagram of the grinding mechanism of the utility model;
[0020] Figure 4 This is a three-dimensional cross-sectional view of the grinding machine body of the utility model;
[0021] Figure 5 for Figure 2 Enlarged structural diagram at A in the middle.
[0022] In the figure: 1. grinding machine body; 2. reciprocating mechanism; 21. support frame; 22. motor; 23. electric pole; 24. half gear; 25. long support rod; 26. support rod; 261. plug-in shaft; 27. hollow bar; 28. horizontal plate; 29. T-shaped bar; 3. grinding mechanism; 31. inclined plate; 32. grinding plate; 33. spring; 34. screening plate; 35. limit rod; 36. material collecting box; 37. slide bar. DETAILED DESCRIPTION
[0023] 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.
[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0025] The utility model provides the following technical solutions:
[0026] Embodiment 1
[0027] Combination Figures 2 to 5A small-particle metal powder grinder includes a grinding machine body 1, a reciprocating mechanism 2 is fixedly connected to the left side of the grinding machine body 1, and a grinding mechanism 3 is fixedly connected inside the grinding machine body 1;
[0028] The reciprocating mechanism 2 includes a support frame 21, which is fixedly connected to the left side of the grinding machine body 1. A motor 22 is fixedly connected to the front of the support frame 21, and an electric pole 23 is fixedly connected to one end of the back of the motor 22. A half gear 24 is fixedly connected to the surface of the electric pole 23, and a long support rod 25 is meshingly connected to the upper surface of the half gear 24. A support rod 26 is fixedly connected inside the long support rod 25, and both ends of the support rod 26 are rotatably connected to the inside of the support frame 21. A hollow bar 27 is fixedly connected to the top of the long support rod 25, and a cross plate 28 is provided on the surface of the hollow bar 27. An insertion shaft 261 is fixedly connected inside the cross plate 28, and a T-shaped bar 29 is fixedly connected to the left end of the cross plate 28. A through hole is provided inside the support frame 21, and the surface of the electric pole 23 runs through the through hole provided inside the support frame 21. One end of the back of the electric pole 23 is rotatably connected to the inside of the support frame 21. A hollow groove is provided in the middle of the hollow bar 27, and the surface of the insertion shaft 261 is located inside the hollow groove.
[0029] Furthermore, a rectangular hole is opened on the left side of the support frame 21, and the surface of the T-shaped bar 29 is slidably connected to the inside of the rectangular hole. When the half gear 24 rotates, it drives the part meshing with the long support rod 25 to rotate, and is supported by the support rod 26, thereby driving the hollow bar 27 to move under the action of the plug-in shaft 261 in the cross plate 28 when it moves, thereby driving the grinding plate 32 to move left and right. When the grinding plate 32 moves left and right, the grinding plate 32 drives the slide bar 37 to move left and right under the elastic support of the spring 33 under the limit support inside the grinding body 1, and rubs against the metal grinding particles on the screening plate 34.
[0030] Embodiment 2
[0031] See also Figure 1-5 On the basis of the first embodiment, the grinding mechanism 3 further comprises an inclined plate 31, the inclined plate 31 is fixedly connected to the inside of the grinding machine body 1, a grinding plate 32 is arranged at the bottom end of the grinding machine body 1, the left end of the grinding plate 32 is fixedly connected to the right side of the horizontal plate 28, a screening plate 34 is fixedly connected to the bottom end of the grinding machine body 1, a slide bar 37 is fixedly connected to the front and rear ends of the grinding plate 32, a spring 33 is fixedly connected to the two ends of the slide bar 37, a limiting rod 35 is fixedly connected to the bottom end of the grinding machine body 1, a material receiving box 36 is arranged at the bottom of the grinding machine body 1, a slide groove is opened inside the grinding machine body 1, and the surface of the slide bar 37 is slidably connected to the inside of the slide groove.
[0032] Furthermore, sieve holes are provided on the surface of the grinding plate 32, and sieve holes are provided on the surface of the screening plate 34. The plug-in shaft 261 on the horizontal plate 28 moves in opposite directions, thereby reciprocating in a state of continuous engagement and non-engagement between the long support rod 25 and the half gear 24, thereby driving continuous friction between the grinding plate 32 and the screening plate 34, thereby performing corresponding grinding operations, and allowing the metal powder particles that meet the grinding standards to fall into the collecting box 36 through the sieve holes for collection.
[0033] In actual operation, when this device is used, during the grinding operation of metal powder, sieve holes are provided on the surface of the grinding plate 32 and the surface of the screening plate 34, and the size of the sieve holes on the surface of the grinding plate 32 is larger than the sieve holes provided on the surface of the screening plate 34, the metal grinding material is put into the grinding machine body 1, and falls on the surface of the grinding plate 32, and falls downward under the sieve holes provided on the surface of the grinding plate 32 to the surface of the screening plate 34, and then the motor 22 is started and the electric pole 23 is driven to rotate, thereby driving the half gear 24 to rotate, driving the part meshing with the long support rod 25 to rotate, and using the support rod 26 for support, thereby driving the hollow bar 27 to move under the action of the plug shaft 261 in the cross plate 28 when it moves, thereby driving the grinding plate 32 to move left and right, and the grinding plate 32 drives the slide bar 37 to move in the left and right direction under the elastic support of the spring 33 under the limit support inside the grinding machine body 1, and rubs against the metal grinding particles on the screening plate 34;
[0034] In addition, when the half gear 24 rotates to no longer engage with the long support rod 25, the grinding plate 32 is driven to move in the opposite direction under the elastic support of the spring 33, and then the plug shaft 261 on the cross plate 28 is driven to move in the opposite direction, so that the long support rod 25 and the half gear 24 are constantly engaged and not engaged, and reciprocating motion is performed, thereby driving continuous friction between the grinding plate 32 and the screening plate 34, thereby performing the corresponding grinding operation, and the metal powder particles that meet the grinding standards fall into the collecting box 36 through the sieve holes for collection.
[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.
Claims
1. A grinding machine for small-particle metal powder, comprising a grinding machine body (1), characterized in that: A reciprocating mechanism (2) is fixedly connected to the left side of the grinding machine body (1), and a grinding mechanism (3) is fixedly connected inside the grinding machine body (1); The reciprocating mechanism (2) comprises a support frame (21), wherein the support frame (21) is fixedly connected to the left side of the grinding machine body (1), the front side of the support frame (21) is fixedly connected to a motor (22), one end of the back side of the motor (22) is fixedly connected to an electric pole (23), the surface of the electric pole (23) is fixedly connected to a half gear (24), the upper surface of the half gear (24) is meshingly connected to a long support rod (25), the interior of the long support rod (25) is fixedly connected to a support rod (26), both ends of the support rod (26) are rotatably connected to the interior of the support frame (21), the top end of the long support rod (25) is fixedly connected to a hollow bar (27), the surface of the hollow bar (27) is provided with a horizontal plate (28), the interior of the horizontal plate (28) is fixedly connected to an insertion shaft (261), and the left end of the horizontal plate (28) is fixedly connected to a T-shaped bar (29).
2. A grinding machine for small-particle metal powder according to claim 1, characterized in that: A through hole is provided inside the support frame (21), the surface of the electric pole (23) penetrates the through hole provided inside the support frame (21), and one end of the back side of the electric pole (23) is rotatably connected to the inside of the support frame (21).
3. A small-particle metal powder grinding machine according to claim 1, characterized in that: A hollow groove is provided in the middle of the hollow strip (27), and the surface of the insertion shaft (261) is located inside the hollow groove.
4. The grinding machine for small-particle metal powder according to claim 1, characterized in that: A rectangular hole is provided on the left side of the support frame (21), and the surface of the T-shaped bar (29) is slidably connected to the inside of the rectangular hole.
5. The grinding machine for small-particle metal powder according to claim 1, characterized in that: The grinding mechanism (3) comprises an inclined plate (31), the inclined plate (31) being fixedly connected to the inside of the grinding machine body (1), a grinding plate (32) being arranged at the bottom end of the grinding machine body (1), the left end of the grinding plate (32) being fixedly connected to the right side of the transverse plate (28), a screening plate (34) being fixedly connected to the bottom end of the grinding machine body (1), a sliding bar (37) being fixedly connected to the front and rear ends of the grinding plate (32), a spring (33) being fixedly connected to the two ends of the sliding bar (37), a limiting rod (35) being fixedly connected to the bottom end of the grinding machine body (1), and a material receiving box (36) being arranged at the bottom of the grinding machine body (1).
6. A grinding machine for small-particle metal powder according to claim 5, characterized in that: A slide groove is provided inside the grinding machine body (1), and the surface of the slide bar (37) is slidably connected to the inside of the slide groove.
7. A small-particle metal powder grinding machine according to claim 5, characterized in that: The grinding plate (32) has sieve holes on its surface, and the sieve plate (34) has sieve holes on its surface.