Powder adding mechanism capable of scraping wall for powder forming machine

Abstract

The utility model discloses a wall-scraping powder adding mechanism for a powder forming machine, which is characterized in that a blanking plate provided with two first blanking through grooves is arranged at the bottom of a hopper, a main shaft is connected with a connecting sleeve, four wall scraping rods are arranged on the periphery of the connecting sleeve through four rows of cross rods, a valve plate provided with two second blanking through grooves is arranged at the bottom of the main shaft, and the wall scraping rods are connected with the valve plate through the cross rods. When the motor drives the main shaft to rotate, the valve plate rotates, a second discharging through groove is matched with a first discharging through groove of the discharging plate, opening and closing of a discharging channel are achieved, so that discharging is controlled, the main shaft further drives a wall scraping rod to rotate through a transverse rod, metal powder on the inner wall of the hopper can be scraped off through the wall scraping rod, and the metal powder on the inner wall of the hopper can be scraped off through the wall scraping rod. The metal powder is prevented from being adsorbed to the inner wall of the hopper, the four wall scraping rods are adopted, the four wall scraping rods just cover the inner wall of the whole hopper in the opening or closing process, it is guaranteed that the metal powder is completely scraped off, stirring of the metal powder can be achieved through the transverse rod, and therefore bridging is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal powder adds powder equipment technical field, concretely is a kind of powder forming machine with powder adding mechanism of wall scraping. BACKGROUND

[0002] Powder forming machine is a kind of metal or non-metal powder through the equipment of pressing forming, is widely used in various industrial fields.Powder forming machine generally realizes the addition of powder by the cooperation of powder adding mechanism, the powder of existing powder adding mechanism is easily adsorbed in hopper inner wall after long time of use, leading to powder waste, if cleaning, need manual cleaning, it is inconvenient, dust is also likely to enter inside after stopping for a period of time, thereby affecting powder quality, therefore, there is an urgent need for an improved technology to solve the problem existing in the prior art. UTILITARY MODEL

[0003] The utility model aims at providing a kind of powder forming machine with powder adding mechanism of wall scraping, while controlling valve plate switch, main shaft is also rotated by horizontal rod and drives wall scraping rod, on the one hand, the metal powder in the inner wall of hopper can be scraped off, avoid adsorption in hopper inner wall, on the other hand, through horizontal rod, metal powder can be agitated, thereby avoiding bridge, secondly, the top of hopper is provided with motor by conical upper cover, on the one hand, the installation of motor is realized, on the other hand, dust can be prevented from entering hopper by conical upper cover, ensure the quality of metal powder, to solve the problem proposed in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of powder forming machine with powder adding mechanism of wall scraping, including hopper, conical upper cover and wall scraping unloading mechanism;

[0005] The bottom of the hopper is provided with a discharge port, the bottom of the discharge port is provided with a discharge plate by bolts, the discharge plate is symmetrically provided with two first discharge grooves, the upper surface of the hopper is provided with a conical upper cover, the outer side of the conical upper cover is provided with a feeding port, the center position of the upper surface of the conical upper cover is provided with a motor seat;

[0006] The wall scraping and discharging mechanism comprises a motor, a main shaft, a connecting sleeve, cross bars, wall scraping rods and a valve plate, the motor is connected with a motor base, the output shaft of the motor is connected with the top end of the main shaft through a shaft coupling, the main shaft is arranged in the hopper, four wall scraping rods are arranged on the periphery of the connecting sleeve through four rows of cross bars, the connecting sleeve is connected with the main shaft and is fastened through bolts, the outer edge of the wall scraping rod is connected with the movable inner wall of the hopper, the bottom of the main shaft is connected with the valve plate, two second discharging grooves are symmetrically formed in the valve plate, the second discharging grooves correspond to the positions of the first discharging grooves formed in the discharging plate, the lower surface of the valve plate is connected with the upper surface of the discharging plate, four clamping grooves are uniformly formed in the upper surface of the valve plate and on the periphery, and the bottom of the wall scraping rod corresponds to the clamping grooves and is clamped with each other.

[0007] Preferably, the lower part of the hopper is conical.

[0008] Preferably, a plurality of supporting seats are arranged on the periphery of the hopper.

[0009] Preferably, an observation port is arranged on the outer side of the conical part.

[0010] Preferably, a boss is arranged at the center position of the upper surface of the valve plate, and the bottom of the main shaft is connected with the boss through a flange and bolts.

[0011] Compared with the prior art, the utility model has the advantages of:

[0012] (1) the bottom of the hopper is provided with a discharging plate provided with two first discharging grooves, the main shaft is connected with the connecting sleeve, the connecting sleeve is provided with four wall scraping rods through four rows of cross bars, the bottom of the main shaft is provided with a valve plate provided with two second discharging grooves, when the main shaft is driven to rotate by the motor, the valve plate rotates, the second discharging grooves and the first discharging grooves of the discharging plate are matched to realize the opening and closing of the discharging passage, thereby controlling the discharging, and the main shaft drives the wall scraping rods to rotate through the cross bars, the wall scraping rods can realize the scraping of the metal powder on the inner wall of the hopper, avoid the adsorption on the inner wall of the hopper, four wall scraping rods are adopted, the valve plate can be opened / closed at an angle of 90°, therefore the four wall scraping rods can cover the whole inner wall of the hopper during the opening and closing, the metal powder can be completely scraped, and the metal powder can be stirred through the cross bars, thereby avoiding the bridging.

[0013] (2) the periphery of the upper surface of the valve plate is provided with clamping grooves, the bottom of the wall scraping rod corresponds to the clamping grooves and is clamped with each other, thereby ensuring the stability of the valve plate.

[0014] (3) A motor is installed at the top of the hopper through a conical cover. On the one hand, the motor can be installed, and on the other hand, the conical cover can prevent dust from entering the hopper, thus ensuring the quality of the metal powder. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of this utility model;

[0016] Figure 2 This is an enlarged structural diagram of the present invention located at the feed inlet;

[0017] Figure 3 This is a schematic diagram of the material cutting plate structure;

[0018] Figure 4 This is a schematic diagram of the valve plate structure.

[0019] In the diagram: 1. Hopper; 2. Conical top cover; 3. Discharge port; 4. Discharge plate; 5. First discharge channel; 6. Feed port; 7. Motor base; 8. Motor; 9. Main shaft; 10. Connecting sleeve; 11. Crossbar; 12. Scraper bar; 13. Valve plate; 14. Second discharge channel; 15. Slot; 16. Support base; 17. Observation port; 18. Boss. Detailed Implementation

[0020] The technical solution of this utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0021] It should be noted that in the description of this utility model, the terms "inner", "outer", "upper", "lower", "both sides", "one end", "the other end", "left", "right", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0022] Please see Figure 1 This utility model provides a technical solution: a powder feeding mechanism for a powder forming machine with a scraper wall, including a hopper 1, a conical upper cover 2 and a scraper wall feeding mechanism;

[0023] The lower part of the hopper 1 is conical to facilitate the concentration and discharge of metal powder downward. The bottom of the hopper 1 is provided with a discharge port 3. The bottom of the discharge port 3 is provided with a discharge plate 4 by bolts. The discharge plate 4 is symmetrically provided with two first discharge grooves 5. The upper surface of the hopper 1 is provided with a conical cover 2. The outer side of the conical cover 2 is provided with a feeding port 6. The upper surface of the conical cover 2 is provided with a motor seat 7 at the center position. The outer side of the conical cover 2 is provided with an observation port 17 to facilitate the observation of the internal state of the hopper 1, so as to determine the remaining amount of metal powder or check whether the inside is bridged. The periphery of the hopper 1 is provided with a plurality of support seats 16 to realize the support and fixation of the hopper 1.

[0024] The wall scraping and discharging mechanism comprises a motor 8, a main shaft 9, a connecting sleeve 10, a cross rod 11, a wall scraping rod 12 and a valve plate 13. The motor 8 is connected with the motor seat 7. The output shaft of the motor 8 is connected with the top end of the main shaft 9 through a shaft coupling. The main shaft 9 is arranged in the hopper 1. The connecting sleeve 10 is provided with four wall scraping rods 12 through four cross rods 11 at the periphery. The connecting sleeve 10 is connected with the main shaft 9 and fastened by bolts. The outer edge of the wall scraping rod 12 is connected with the movable inner wall of the hopper 1. The bottom of the main shaft 9 is connected with the valve plate 13. The upper surface of the valve plate 13 is provided with a boss 18 at the center position. The bottom of the main shaft 9 is connected with the boss 18 through a flange and bolts. The flange at the bottom of the main shaft 9 is connected with the boss 18 through bolts, so as to realize the connection between the main shaft 9 and the valve plate 13. The valve plate 13 is symmetrically provided with two second discharge grooves 14. The second discharge grooves 14 correspond to the positions of the first discharge grooves 5 of the discharge plate 4. The lower surface of the valve plate 13 is connected with the upper surface of the discharge plate 4. The upper surface of the valve plate 13 is uniformly provided with four clamping grooves 15 at the periphery. The bottom of the wall scraping rod 12 corresponds to the clamping grooves 15 and is clamped with them.

[0025] Installation method and principle: first, the connecting sleeve 10 with horizontal rod 11 and wall scraping rod 12 is from the top down on the main shaft 9 and through the bolt fastening, then the boss 18 in the center position of valve plate 13 is connected with the flange at the bottom of main shaft 9 and through bolt fastening, while the bottom of wall scraping rod 12 is inserted into the clamping groove 15 of valve plate 13. Then the motor 8 is installed on the upper surface of motor base 7, and the top end of main shaft 9 is inserted through the conical upper cover 2 and connected with the output shaft of motor 8 through the shaft coupling, finally the blanking plate 4 is installed on the blanking port 3 at the bottom of hopper 1 through bolt, and the valve plate 13, main shaft 9, horizontal rod 11, connecting sleeve 10 and wall scraping rod 12 are inserted into the hopper 1, the conical upper cover 2 is connected with the top end of hopper 1, the installation is completed, at this time the lower surface of valve plate 13 is closely contacted with the upper surface of blanking plate 4. When using, the main shaft 9 is driven to rotate by the motor 8, the valve plate 13 is driven to rotate by the main shaft 9, the second blanking through slot 14 is staggered with the first blanking through slot 5 of blanking plate 4, the metal powder is added into the hopper 1 from the feeding port 6, when blanking, the second blanking through slot 14 is coincided with the first blanking through slot 5 of blanking plate 4 after the valve plate 13 is driven to rotate by the motor 8, the metal powder falls out from the second blanking through slot 14 and the first blanking through slot 5, so as to fall into the trough of metal powder forming machine, in the process of rotation of main shaft 9, the wall scraping rod 12 is driven to rotate by the horizontal rod 11, so as to scrape off the metal powder adsorbed on the inner wall of hopper 1. The utility model discloses a rational structure, the bottom of hopper 1 is provided with blanking plate 4 that is provided with two first blanking through slots 5, the main shaft 9 is connected with connecting sleeve 10, the connecting sleeve 10 is provided with four wall scraping rods 12 through four rows of horizontal rods 11 in periphery, the bottom of main shaft 9 is provided with valve plate 13 that is provided with two second blanking through slots 14, when the main shaft 9 is driven to rotate by the motor 8, the valve plate 13 rotates, the second blanking through slot 14 is matched with the first blanking through slot 5 of blanking plate 4, the opening and closing of blanking passage are realized, so as to control blanking, and the main shaft 9 also drives the wall scraping rod 12 to rotate through the horizontal rod 11, the wall scraping rod 12 can realize the scraping of metal powder on the inner wall of hopper 1, avoids adsorbing on the inner wall of hopper 1, four wall scraping rods 12 are adopted, generally the valve plate 13 rotates 90 DEG, so as to realize the opening / closing, so four wall scraping rods 12 cover the inner wall of hopper 1 in the process of opening or closing, guarantees that metal powder is completely scraped off, the horizontal rod 11 can realize the agitation of metal powder, so as to avoid bridging, the outer periphery of the upper surface of valve plate 13 is provided with clamping groove 15, the bottom of wall scraping rod 12 corresponds with clamping groove 15 and is mutually clamped, so as to guarantee the stability of valve plate 13, the top end of hopper 1 is provided with motor 8 through conical upper cover 2, on the one hand, the installation of motor 8 is realized, on the other hand, the conical upper cover 2 can prevent dust from entering hopper 1, and the quality of metal powder is guaranteed.

[0026] The parts not described in the utility model are the known technology of the person skilled in the art.

[0027] Finally, it should be noted that the above detailed description is merely intended to illustrate the technical solutions of the present application, rather than limit the present application. Although the present application has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and all of them should be included in the scope of the claims of the present application.

Claims

1. A powder feeding mechanism for a wall-coatable powder forming machine, characterized by: Including hopper (1), conical upper cover (2) and scrape wall unloading mechanism; The bottom of the hopper (1) is provided with an unloading port (3), the bottom of the unloading port (3) is provided with an unloading plate (4) through bolts, the unloading plate (4) is symmetrically provided with two first unloading through slots (5), the upper surface of the hopper (1) is provided with a conical upper cover (2), the outer side of the conical upper cover (2) is provided with a feeding port (6), and the center position of the upper surface of the conical upper cover (2) is provided with a motor base (7). The scraping wall unloading mechanism comprises a motor (8), a main shaft (9), a connecting sleeve (10), a cross rod (11), a scraping wall rod (12) and a valve plate (13), the motor (8) is connected with the motor base (7), the output shaft of the motor (8) is connected with the top end of the main shaft (9) through a shaft coupling, the main shaft (9) is arranged in the hopper (1), the connecting sleeve (10) is provided with four scraping wall rods (12) through four cross rods (11) on the periphery, the connecting sleeve (10) is connected with the main shaft (9) and is fastened through bolts, the outer edge of the scraping wall rod (12) is connected with the movable inner wall of the hopper (1), the bottom of the main shaft (9) is connected with the valve plate (13), the valve plate (13) is symmetrically provided with two second unloading through slots (14), the second unloading through slots (14) correspond to the positions of the first unloading through slots (5) of the unloading plate (4), the lower surface of the valve plate (13) is connected with the upper surface of the unloading plate (4), four clamping grooves (15) are uniformly arranged on the upper surface of the valve plate (13) and located on the periphery, and the bottom of the scraping wall rod (12) corresponds to the clamping grooves (15) and is clamped with each other.

2. A powder feeding mechanism for a wall-scrapable powder molding machine according to claim 1, characterized in that: The lower part of the hopper (1) is conical.

3. A powder feeding mechanism for a wall-scrapable powder molding machine according to claim 1, characterized in that: The periphery of the hopper (1) is provided with a plurality of supporting seats (16).

4. A powder feeding mechanism for a wall-scrapable powder molding machine according to claim 1, characterized in that: The outer side of the conical is provided with an observation port (17).

5. A powder feeding mechanism for a wall-scrapable powder shaper according to claim 1, characterized in that: The center position of the upper surface of the valve plate (13) is provided with a boss (18), and the bottom of the main shaft (9) is connected with the boss (18) through a flange and bolts. The bottom of the hopper (1) is provided with an unloading port (3), the bottom of the unloading port (3) is provided with an unloading plate (4) through screws, the unloading plate (4) is symmetrically provided with two first unloading through slots (5), the upper surface of the hopper (1) is provided with a conical upper cover (2), the outer side of the conical upper cover (2) is provided with a feeding port (6), the center position of the upper surface of the conical upper cover (2) is provided with a motor base (7);

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