Plasticizer adding equipment for metallurgical powder production

Abstract

The utility model relates to the technical field of metallurgy, and discloses plasticizer adding equipment for metallurgical powder production, which comprises a power box, one side of the power box is fixedly connected with one side of a motor, and an output shaft of the motor is fixedly connected with the axis of a transmission worm in an inserted manner. According to the plasticizer adding equipment for metallurgical powder production, a transmission worm is driven by a motor to rotate, a first transmission wheel at the axis of a first eccentric rod is driven by a transmission belt to rotate under limiting of a gear limiting shell, intermittent feeding of a feeding port is controlled, and a small amount of plasticizer can be mixed with metal powder multiple times; the time required for uniformly mixing the raw materials is shortened, the plasticizer is prevented from being accumulated and blocked in the feeding hopper, and the problems that a feeding port is easily blocked, discharging is uneven, the plasticizer is easily accumulated and caked in metal powder, and the working efficiency is low due to the fact that a large amount of plasticizer is added in a traditional plasticizer adding device at a time are solved. And the time for uniformly mixing the raw materials is relatively long.

Description

Technical Field

[0001] The utility model relates to the technical field of metallurgy, and particularly relates to a plasticizer adding device for metallurgical powder production. Background Technique

[0002] Powder metallurgy is a process technology for producing metal powders or using metal powders as raw materials, and manufacturing metal materials, composite materials, and various types of products through shaping and sintering. The production process of metal powders includes steps such as powder preparation and powder mixing. To improve the formability and plasticity of powders, plasticizers such as machine oil, rubber, or paraffin are usually added.

[0003] Traditional plasticizer adding devices directly add raw materials, which easily causes the raw materials to accumulate and agglomerate in the mixing tank, resulting in a longer time required for uniform mixing of the raw materials and lower mixing efficiency. At the same time, when directly adding plasticizers, a large amount of plasticizers are likely to accumulate at the feed inlet, causing blockage and affecting the feeding. Content of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the prior art, the utility model provides a plasticizer adding device for metallurgical powder production, which has the advantages of being able to intermittently control the feeding of the adding device through a mechanical device, avoiding the accumulation of plasticizers at the feed inlet of the device, making the plasticizers contact and mix with metal powders in batches by intermittent feeding, and reducing the time required for mixing metal powders. It solves the problems that traditional plasticizer adding devices add a large amount of plasticizers at one time, which not only easily blocks the feed inlet, but also has uneven feeding, and plasticizers are prone to accumulate and agglomerate in metal powders, resulting in a longer time required for uniform mixing of raw materials.

[0006] (2) Technical Solutions

[0007] To achieve the purpose of being able to intermittently control the feeding of the adding device through a mechanical device, avoiding the accumulation of plasticizers at the feed inlet of the device, making the plasticizers contact and mix with metal powders in batches by intermittent feeding, and reducing the time required for mixing metal powders, the utility model provides the following technical solutions: A plasticizer adding device for metallurgical powder production includes a power box. One side of the power box is fixedly connected to one side of a motor. The output shaft of the motor is fixedly inserted into the center of a driving worm. The end of the driving worm away from the motor is in transmission connection with one end of a transmission belt. The other end of the transmission belt is in transmission connection with one end of a first eccentric connecting rod. One side of the middle part of the first eccentric connecting rod is fixedly inserted into the eccentric part of a first transmission wheel. The teeth on the outer circumferential surface of the first transmission wheel mesh with the teeth on the outer circumferential surface of a second transmission wheel.

[0008] The eccentric part of the second transmission wheel is fixedly sleeved with the middle part of the second eccentric connecting rod, one end of the second eccentric connecting rod is rotatably plugged with one end of the transmission bracket, the end of the transmission bracket away from the second eccentric connecting rod is fixedly plugged with one side of the distribution box, the middle part of the distribution box is slidably plugged with the middle part of the feeding funnel, the bottom of the feeding funnel is fixedly connected with the top of the mixing box, the middle part of the mixing box is rotatably connected with one end of the stirring column, the end of the stirring column close to the transmission worm is fixedly plugged with the axis of the worm wheel, and the teeth on the outer circumferential surface of the worm wheel are meshed with the teeth in the middle part of the transmission worm.

[0009] Preferably, a bearing is provided at the bottom of the power box, the outer circumferential surface of the bearing is fixedly connected to the inner circumferential surface of the bottom of the power box, and the inner circumferential surface of the bearing is fixedly connected to the outer circumferential surface of the transmission worm.

[0010] Preferably, a limiting support frame is provided on one side of the middle portion of the first eccentric connecting rod, one end of the limiting support frame is fixedly connected to the back side of the power box, and the other end of the limiting support frame is rotatably sleeved on one side of the middle portion of the first eccentric connecting rod.

[0011] Preferably, a gear limiting shell is provided on the outer surface of the first transmission wheel, one end of the gear limiting shell is rotatably sleeved with the axis of the first transmission wheel, and the other end of the gear limiting shell is rotatably sleeved with the axis of the second transmission wheel.

[0012] Preferably, a fixed arm is fixedly provided on one side of the mixing box, and one end of the fixed arm away from the mixing box is fixedly connected to the front side of the power box.

[0013] Preferably, an anti-slip disk is fixedly provided on one side of the second eccentric connecting rod, and the diameter of the anti-slip disk is larger than the diameter of the second eccentric connecting rod.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a plasticizer adding device for metallurgical powder production, which has the following beneficial effects:

[0016] 1. The plasticizer adding equipment for metallurgical powder production drives the transmission worm to rotate through a motor, and uses a transmission belt to drive the first transmission wheel at the axis of the first eccentric rod to rotate under the limit of the gear limit shell, so as to control the intermittent feeding of the feed port, so that the plasticizer can be added to the metal powder in small quantities and multiple times, and the time required for uniform mixing of raw materials is reduced, and the accumulation and blockage of plasticizer in the feed hopper is avoided. The problem that the traditional plasticizer adding equipment adds a large amount of plasticizer at one time, which is not only easy to block the feed port, but also uneven feeding, and the plasticizer is easy to accumulate and agglomerate in the metal powder, so that the time required for uniform mixing of raw materials is long.

[0017] 2. The plasticizer adding device for metallurgical powder production can intermittently control the feeding of the adding device through a mechanical device. By intermittent feeding, the plasticizer and metal powder are brought into contact and mixed in batches, reducing the time required for mixing the metal powder. This device not only has a low operation difficulty and is easy to operate, but also has a simple structure, is convenient for maintenance, and has a long service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a three-dimensional overall structure schematic diagram of the present utility model;

[0019] Figure 2 is a side view structure schematic diagram of the present utility model;

[0020] Figure 3 is a top view structure schematic diagram of the present utility model;

[0021] Figure 4 is a three-dimensional sectional structure schematic diagram of the present utility model.

[0022] In the figure: 1 power box, 2 motor, 3 driving worm, 4 transmission belt, 5 first eccentric connecting rod, 6 first driving wheel, 7 second driving wheel, 8 second eccentric connecting rod, 9 transmission support, 10 material distribution box, 11 feeding funnel, 12 mixing box, 13 stirring column, 14 worm gear, 15 limit support frame, 16 gear limit shell, 17 fixed arm. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-4, A plasticizer adding device for metallurgical powder production, including a power box 1. A bearing is provided at the bottom of the power box 1. The outer circumferential surface of the bearing is fixedly connected to the inner circumferential surface at the bottom of the power box 1, and the inner circumferential surface of the bearing is fixedly connected to the outer circumferential surface of the driving worm 3. Setting the bearing can reduce the rotational friction between the driving worm 3 and the power box 1 and improve the rotational efficiency. One side of the power box 1 is fixedly connected to one side of the motor 2. The output shaft of the motor 2 is fixedly inserted into the center of the driving worm 3. One end of the driving worm 3 away from the motor 2 is drivingly connected to one end of the transmission belt 4, and the other end of the transmission belt 4 is drivingly connected to one end of the first eccentric link 5. A limit support frame 15 is provided on one side of the middle of the first eccentric link 5. One end of the limit support frame 15 is fixedly connected to the back of the power box 1, and the other end of the limit support frame 15 is rotatably sleeved on one side of the middle of the first eccentric link 5. Setting the limit support frame 15 facilitates the support of the first eccentric rod 5 and prevents the first eccentric rod 5 from tilting. One side of the middle of the first eccentric link 5 is fixedly inserted into the eccentric part of the first transmission wheel 6. A gear limit shell 16 is provided on the outer surface of the first transmission wheel 6. One end of the gear limit shell 16 is rotatably sleeved on the center of the first transmission wheel 6, and the other end of the gear limit shell 16 is rotatably sleeved on the center of the second transmission wheel 7. Setting the gear limit shell 16 can limit the first transmission wheel 6 and the second transmission wheel 7 to prevent the first transmission wheel 6 and the second transmission wheel 7 from disengaging from meshing. The teeth on the outer circumferential surface of the first transmission wheel 6 mesh with the teeth on the outer circumferential surface of the second transmission wheel 7.

[0025] The eccentric part of the second transmission wheel 7 is fixedly sleeved on the middle of the second eccentric link 8. A anti - detachment disc is fixedly provided on one side of the second eccentric link 8, and the diameter of the anti - detachment disc is larger than the diameter of the second eccentric link 8. One end of the second eccentric link 8 is rotatably inserted into one end of the transmission support 9, and the end of the transmission support 9 away from the second eccentric link 8 is fixedly inserted into one side of the material distribution box 10. The middle of the material distribution box 10 is slidably inserted into the middle of the feeding funnel 11, and the bottom of the feeding funnel 11 is fixedly connected to the top of the mixing box 12. A fixed arm 17 is fixedly provided on one side of the mixing box 12. One end of the fixed arm 17 away from the mixing box 12 is fixedly connected to the front of the power box 1. By setting the fixed arm 17, the middle of the mixing box 12 is rotatably connected to one end of the stirring column 13. One end of the stirring column 13 close to the driving worm 3 is fixedly inserted into the center of the worm wheel 14. The teeth on the outer circumferential surface of the worm wheel 14 mesh with the tooth grooves in the middle of the driving worm 3.

[0026] All the electrical components mentioned in this article are electrically connected to the external main controller and 220V mains electricity, and the main controller can be a conventional known device such as a computer for control.

[0027] In use, a plasticizer such as engine oil, rubber or paraffin, together with metal powder, is placed into the feeding funnel 11. The motor 2 is started to drive the driving worm 3 to rotate. By means of the transmission of the transmission belt 4, the first driving wheel 6 at the axis of the first eccentric rod 5 rotates under the limitation of the gear limiting housing 16, and then drives the second eccentric rod 8 at the eccentric position of the second driving wheel 7 to rotate. Then, by means of the transmission of the transmission bracket 9, the material distribution box 10 is controlled to move left and right in the middle of the feeding funnel 11, so that the plasticizer and the metal powder in the feeding funnel 11 enter the inside of the mixing box 12 in batches. At the same time, the rotation of the driving worm 3 also drives the engaged worm wheel 14 to rotate, and then drives the stirring column 13 to rotate in the mixing box 12 to uniformly mix the powder metallurgy raw materials.

[0028] It should be noted that in this text, relative terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A plasticizer adding device for producing metallurgical powder, comprising a power box (1), characterized in that: One side of the power box (1) is fixedly connected to one side of the motor (2), the output shaft of the motor (2) is fixedly plugged into the axis of the transmission worm (3), one end of the transmission worm (3) away from the motor (2) is transmission-connected to one end of the transmission belt (4), the other end of the transmission belt (4) is transmission-connected to one end of the first eccentric connecting rod (5), one side of the middle part of the first eccentric connecting rod (5) is fixedly plugged into the eccentric part of the first transmission wheel (6), and the teeth on the outer circumferential surface of the first transmission wheel (6) are meshed with the teeth on the outer circumferential surface of the second transmission wheel (7); The eccentric part of the second transmission wheel (7) is fixedly sleeved with the middle part of the second eccentric connecting rod (8), one end of the second eccentric connecting rod (8) is rotationally plugged with one end of the transmission bracket (9), one end of the transmission bracket (9) away from the second eccentric connecting rod (8) is fixedly plugged with one side of the distribution box (10), the middle part of the distribution box (10) is slidingly plugged with the middle part of the feeding funnel (11), the bottom of the feeding funnel (11) is fixedly connected with the top of the mixing box (12), the middle part of the mixing box (12) is rotationally connected with one end of the stirring column (13), one end of the stirring column (13) close to the transmission worm (3) is fixedly plugged with the axis of the worm wheel (14), and the teeth on the outer circumferential surface of the worm wheel (14) are meshed with the tooth grooves in the middle part of the transmission worm (3).

2. The plasticizer adding device for producing metallurgical powder according to claim 1, wherein: A bearing is provided at the bottom of the power box (1), the outer circumferential surface of the bearing is fixedly connected to the inner circumferential surface of the bottom of the power box (1), and the inner circumferential surface of the bearing is fixedly connected to the outer circumferential surface of the transmission worm (3).

3. The plasticizer adding device for producing metallurgical powder according to claim 1, characterized in that: A limit support frame (15) is provided on one side of the middle portion of the first eccentric connecting rod (5), one end of the limit support frame (15) is fixedly connected to the back side of the power box (1), and the other end of the limit support frame (15) is rotatably sleeved on one side of the middle portion of the first eccentric connecting rod (5).

4. The plasticizer adding device for producing metallurgical powder according to claim 1, characterized in that: The outer surface of the first transmission wheel (6) is provided with a gear limiting shell (16), one end of the gear limiting shell (16) is rotatably sleeved with the axis of the first transmission wheel (6), and the other end of the gear limiting shell (16) is rotatably sleeved with the axis of the second transmission wheel (7).

5. The plasticizer adding device for producing metallurgical powder according to claim 1, characterized in that: A fixed arm (17) is fixedly provided on one side of the mixing box (12), and one end of the fixed arm (17) away from the mixing box (12) is fixedly connected to the front side of the power box (1).

6. The plasticizer adding device for producing metallurgical powder according to claim 1, characterized in that: An anti-slip disk is fixedly arranged on one side of the second eccentric connecting rod (8), and the diameter of the anti-slip disk is larger than the diameter of the second eccentric connecting rod (8).

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