Servo powder feeding device for powder metallurgy forming

Abstract

The utility model discloses a servo powder feeding device for powder metallurgy forming, which belongs to the technical field of powder metallurgy and comprises a device body, a first powder feeding mechanism, a second powder feeding mechanism, a stripping mechanism, a forming mechanism, a blanking mechanism and a powder block. The first powder feeding mechanism comprises a first movable groove, a first reciprocating lead screw, a first reciprocating sliding block, a first powder pipe bracket, a first powder feeding box, a first powder pipe connector and a first servo motor. The first movable groove is formed in the device body. According to the servo powder feeding device for powder metallurgy forming, the first powder feeding mechanism, the second powder feeding mechanism and the double powder feeding mechanisms are arranged, mixed pressing of different materials is achieved, the powder metallurgy forming effect is not single any more, diversified manufacturing is provided, and therefore the practicability and the using effect of the servo powder feeding device for powder metallurgy forming are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of powder metallurgy, in particular to a servo powder feeding device for powder metallurgy forming. Background Technique

[0002] In the patent with the published authorization announcement number CN216176615U, a servo powder feeding device for powder metallurgy forming is disclosed, which relates to powder metallurgy and includes a die mechanism, a translation mechanism, an adjustment mechanism and a press. By adding a translation part that drives the powder feeding part to move left and right relative to the feeding port, the speed of the horizontal movement of the powder feeding part, the number of left and right actions and the amplitude are adjusted, so as to adapt to the powder metallurgy forming of complex products, make targeted adjustments to the powder feeding methods for different products, effectively reduce the defective rate of products, and at the same time, the relative height between the powder feeding part and the production cavity can be adjusted. With the control of the powder feeding part by the translation part, the types of products made of different materials can be further expanded.

[0003] However, for the servo powder feeding device for powder metallurgy forming in the above patent, the finished powder block has a single effect. Since the double powder feeding function cannot be realized, powder blocks made of different materials cannot be produced, thus greatly reducing the final effect of powder metallurgy forming.

[0004] Therefore, this application proposes a servo powder feeding device for powder metallurgy forming. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a servo powder feeding device for powder metallurgy forming, which overcomes the deficiencies of the prior art and aims to solve the problems in the background technique. By setting a first powder feeding mechanism and a second powder feeding mechanism, a double powder feeding mechanism is realized to achieve the mixed pressing of different materials, so that the effect of powder metallurgy forming is no longer single, and diversified production is provided. Therefore, the practicability and use effect of the servo powder feeding device for powder metallurgy forming are improved.

[0006] To achieve the above object, the utility model provides the following technical solution: A servo powder feeding device for powder metallurgy forming, including a device body, a first powder feeding mechanism, a second powder feeding mechanism, a blanking mechanism, a forming mechanism, a feeding mechanism and a powder block. A slot hole and a feeding slot are opened inside the device body, and the slot hole and the feeding slot are communicated with each other. The first powder feeding mechanism includes a first movable slot, a first reciprocating lead screw, a first reciprocating slider, a first powder pipe bracket, a first powder feeding box, a first powder pipe joint and a first servo motor. The first movable slot is opened inside the device body, a first reciprocating lead screw is rotatably connected inside the first movable slot, and a first reciprocating slider is threadedly connected to the outside of the first reciprocating lead screw and located inside the first movable slot.

[0007] As a preferred technical solution of the present utility model, a first powder pipe bracket is fixedly connected to the top of the first reciprocating slider, a first powder pipe joint is fixedly connected to the first powder pipe bracket, the first powder feeding box is arranged on the device body and on one side of the slot hole, and the first powder feeding box is communicated with the first powder pipe joint. A first servo motor is fixedly connected to the outside of the device body, and the output end of the first servo motor is fixedly connected to one end of the first reciprocating lead screw;

[0008] The first servo motor drives the first reciprocating lead screw to rotate, and the first reciprocating lead screw drives the first reciprocating slider to move towards the mold in the first moving slot, so as to make the first powder feeding box reach the mold to realize the first powder feeding.

[0009] As a preferred technical solution of the present utility model, the second powder feeding mechanism includes a second moving slot, a second reciprocating lead screw, a second reciprocating slider, a second powder pipe bracket, a second powder feeding box, a second powder pipe joint and a second servo motor. The second moving slot is opened inside the device body and on the side of the slot hole away from the first moving slot. A second reciprocating lead screw is rotatably connected inside the second moving slot, and a second reciprocating slider is threadedly connected to the outside of the second reciprocating lead screw and inside the second moving slot;

[0010] The second servo motor drives the second reciprocating lead screw to rotate, and the second reciprocating lead screw drives the second reciprocating slider to move towards the mold in the second moving slot.

[0011] As a preferred technical solution of the present utility model, a second powder pipe bracket is fixedly connected to the top of the second reciprocating slider, a second powder pipe joint is fixedly connected to the second powder pipe bracket, the second powder feeding box is arranged on the device body and on the side of the slot hole away from the first moving slot, the second powder feeding box is communicated with the second powder pipe joint. A second servo motor is fixedly connected to the outside of the device body and away from the first servo motor, and the output end of the second servo motor is fixedly connected to one end of the second reciprocating lead screw;

[0012] The second reciprocating lead screw drives the second reciprocating slider to move towards the mold in the second moving slot, so as to make the second powder feeding box reach the mold to realize the second powder feeding.

[0013] As a preferred technical solution of the present utility model, a blanking mechanism is arranged inside the slot hole. The blanking mechanism includes a mold, through holes, a lifting frame and a first electric telescopic rod. The mold is arranged inside the slot hole, multiple through holes are opened in the mold, a first electric telescopic rod is fixedly connected to the inside of the device body, the telescopic end of the first electric telescopic rod is fixedly connected to the lifting frame, and the top of the lifting frame extends into the slot hole and is fixedly connected to the bottom of the mold;

[0014] Drive the lifting frame to move downward through the first electric telescopic rod, so as to promote the die in the slot hole to move downward until the top of the through hole is flush with the top of the pressing rod, realizing material discharging.

[0015] As a preferred technical solution of the present utility model, a forming mechanism is arranged inside the die. The forming mechanism includes a pressing rod, a production cavity, an electric cylinder, a pressing plate and an upper pressing rod. Each pressing rod is arranged in the slot hole, and the top of each pressing rod extends into the through hole. A production cavity is formed between the top of each pressing rod and the through hole.

[0016] By arranging the forming mechanism and the cooperation of the pressing rod and the upper pressing rod, the powder in the production cavity is pressed into shape.

[0017] As a preferred technical solution of the present utility model, a pressing plate is fixedly connected to the telescopic end of the electric cylinder and above the slot hole. A plurality of upper pressing rods corresponding to the production cavity are fixedly connected to the bottom of the pressing plate.

[0018] Drive the pressing plate to move downward through the electric cylinder. The bottom end of the upper pressing rod contacts the powder, and the powder in the production cavity is pressed.

[0019] As a preferred technical solution of the present utility model, a feeding mechanism is arranged inside the feeding chute. The feeding mechanism includes a second electric telescopic rod and a pushing plate. The second electric telescopic rod is fixedly connected to the outside of the device body, and the telescopic end of the second electric telescopic rod extends into the feeding chute and is fixedly connected to the pushing plate.

[0020] Drive the pushing plate to move towards the powder block through the second electric telescopic rod until the powder block is pushed out of the feeding chute to realize the powder metallurgy forming operation.

[0021] The beneficial effects of the present utility model: By arranging the first powder feeding mechanism and the second powder feeding mechanism, a double powder feeding mechanism is realized, and the mixed pressing of different materials is achieved, so that the effect of powder metallurgy forming is no longer single, and diversified production is provided. Therefore, the practicability and use effect of the servo powder feeding device for powder metallurgy forming are improved.

[0022] In the present utility model, the first servo motor drives the first reciprocating lead screw to rotate. The first reciprocating lead screw drives the first reciprocating slider to move towards the die in the first moving groove, so as to promote the first powder feeding box to reach the die to realize the first powder feeding. The second servo motor drives the second reciprocating lead screw to rotate. The second reciprocating lead screw drives the second reciprocating slider to move towards the die in the second moving groove, so as to promote the second powder feeding box to reach the die to realize the second powder feeding. Thus, the double powder feeding function is realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a front internal schematic diagram of the present utility model;

[0024] Figure 2 are partial schematic diagrams of the present utility model;

[0025] Figure 3 are internal schematic diagrams of the side of the present utility model.

[0026] In the figure: 1, device body; 2, first powder feeding mechanism; 21, first movable groove; 22, first reciprocating lead screw; 23, first reciprocating slider; 24, first powder pipe bracket; 25, first powder feeding box; 26, first powder pipe joint; 27, first servo motor; 3, second powder feeding mechanism; 31, second movable groove; 32, second reciprocating lead screw; 33, second reciprocating slider; 34, second powder pipe bracket; 35, second powder feeding box; 36, second powder pipe joint; 37, second servo motor; 4, blanking mechanism; 41, mold; 42, through hole; 43, lifting frame; 44, first electric telescopic rod; 5, slot hole; 6, forming mechanism; 61, pressing rod; 62, production cavity; 63, electric cylinder; 64, pressing plate; 65, upper pressing rod; 8, blanking chute; 9, blanking mechanism; 91, second electric telescopic rod; 92, pushing plate; 10, powder block. Specific embodiments

[0027] 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 the embodiments. Based on the embodiments in 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.

[0028] Embodiment 1

[0029] Please refer to Figure 1 - Figure 3 , a servo powder feeding device for powder metallurgy forming, including a device body 1, a first powder feeding mechanism 2, a second powder feeding mechanism 3, a blanking mechanism 4, a forming mechanism 6, a blanking mechanism 9 and a powder block 10. A slot hole 5 and a blanking chute 8 are opened inside the device body 1, and the slot hole 5 communicates with the blanking chute 8.

[0030] The first powder feeding mechanism 2 includes a first movable slot 21, a first reciprocating lead screw 22, a first reciprocating slider 23, a first powder pipe bracket 24, a first powder feeding box 25, a first powder pipe joint 26 and a first servo motor 27. The first movable slot 21 is opened inside the device body 1. The first reciprocating lead screw 22 is rotatably connected inside the first movable slot 21. The first reciprocating slider 23 is threadedly connected to the outside of the first reciprocating lead screw 22 and is located inside the first movable slot 21. The top of the first reciprocating slider 23 is fixedly connected to the first powder pipe bracket 24. The first powder pipe joint 26 is fixedly connected to the first powder pipe bracket 24. The first powder feeding box 25 is arranged on the device body 1 and is located on one side of the slot hole 5. The first powder feeding box 25 is communicated with the first powder pipe joint 26. The first servo motor 27 is fixedly connected to the outside of the device body 1, and the output end of the first servo motor 27 is fixedly connected to one end of the first reciprocating lead screw 22. By driving the first reciprocating lead screw 22 to rotate through the first servo motor 27, the first reciprocating lead screw 22 drives the first reciprocating slider 23 to move in the first movable slot 21 towards the mold 41, so as to prompt the first powder feeding box 25 to reach the mold 41 to realize the first powder feeding.

[0031] The second powder feeding mechanism 3 includes a second movable slot 31, a second reciprocating lead screw 32, a second reciprocating slider 33, a second powder pipe bracket 34, a second powder feeding box 35, a second powder pipe joint 36 and a second servo motor 37. The second movable slot 31 is opened inside the device body 1 and is located on the side of the slot hole 5 away from the first movable slot 21. The second reciprocating lead screw 32 is rotatably connected inside the second movable slot 31. The second reciprocating slider 33 is threadedly connected to the outside of the second reciprocating lead screw 32 and is located inside the second movable slot 31. The top of the second reciprocating slider 33 is fixedly connected to the second powder pipe bracket 34. The second powder pipe joint 36 is fixedly connected to the second powder pipe bracket 34. The second powder feeding box 35 is arranged on the device body 1 and is located on the side of the slot hole 5 away from the first movable slot 21. The second powder feeding box 35 is communicated with the second powder pipe joint 36. The second servo motor 37 is fixedly connected to the outside of the device body 1 and away from the first servo motor 27, and the output end of the second servo motor 37 is fixedly connected to one end of the second reciprocating lead screw 32. By driving the second reciprocating lead screw 32 to rotate through the second servo motor 37, the second reciprocating lead screw 32 drives the second reciprocating slider 33 to move in the second movable slot 31 towards the mold 41, so as to prompt the second powder feeding box 35 to reach the mold 41 to realize the second powder feeding.

[0032] Inside the slot hole 5, a material discharging mechanism 4 is arranged. The material discharging mechanism 4 includes a mold 41, through holes 42, a lifting frame 43 and a first electric telescopic rod 44. The mold 41 is arranged inside the slot hole 5. A plurality of through holes 42 are formed in the mold 41. The first electric telescopic rod 44 is fixedly connected inside the device body 1. The telescopic end of the first electric telescopic rod 44 is fixedly connected with the lifting frame 43, and the top of the lifting frame 43 extends into the slot hole 5 and is fixedly connected with the bottom of the mold 41. By driving the lifting frame 43 to move downward through the first electric telescopic rod 44, the mold 41 in the slot hole 5 is moved downward until the top end of the through hole 42 is flush with the top end of the pressing rod 61, so as to achieve material discharging.

[0033] Inside the mold 41, a forming mechanism 6 is arranged. The forming mechanism 6 includes a pressing rod 61, a production cavity 62, an electric cylinder 63, a pressing plate 64 and an upper pressing rod 65. Each pressing rod 61 is arranged in the slot hole 5, and the top end of each pressing rod 61 extends into the through hole 42. A production cavity 62 is formed between the top end of each pressing rod 61 and the through hole 42. The telescopic end of the electric cylinder 63 is fixedly connected with the pressing plate 64 above the slot hole 5. The bottom of the pressing plate 64 is fixedly connected with a plurality of upper pressing rods 65 corresponding to the production cavity 62. By driving the pressing plate 64 to move downward through the electric cylinder 63, the bottom end of the upper pressing rod 65 contacts the powder material, so as to press the powder material in the production cavity 62.

[0034] Inside the blanking chute 8, a blanking mechanism 9 is arranged. The blanking mechanism 9 includes a second electric telescopic rod 91 and a pushing plate 92. The second electric telescopic rod 91 is fixedly connected outside the device body 1. The telescopic end of the second electric telescopic rod 91 extends into the blanking chute 8 and is fixedly connected with the pushing plate 92. By driving the pushing plate 92 to move towards the direction of the powder block 10 through the second electric telescopic rod 91, until the powder block 10 is pushed out of the blanking chute 8, the powder metallurgy forming operation is realized.

[0035] Working principle: When the device is in use, start the first servo motor 27. The first servo motor 27 drives the first reciprocating lead screw 22 to rotate. The first reciprocating lead screw 22 drives the first reciprocating slider 23 to move in the first movable slot 21 towards the die 41, causing the first powder feeding box 25 to reach the die 41 to achieve the first powder feeding. After the powder feeding is completed, start the electric cylinder 63. The electric cylinder 63 drives the pressing plate 64 to move downward, causing the bottom end of the upper pressing rod 65 to contact the powder material, and pressing the powder material in the production cavity 62. After the pressing is completed, start the second servo motor 37. The second servo motor 37 drives the second reciprocating lead screw 32 to rotate. The second reciprocating lead screw 32 drives the second reciprocating slider 33 to move in the second movable slot 31 towards the die 41, causing the second powder feeding box 35 to reach the die 41 to achieve the second powder feeding. After the secondary powder feeding is completed, start the electric cylinder 63 again. The electric cylinder 63 drives the pressing plate 64 to move downward, and the bottom end of the upper pressing rod 65 contacts the powder material to achieve secondary pressing of the powder material in the production cavity 62. After the pressing is completed, start the first electric telescopic rod 44. The first electric telescopic rod 44 drives the lifting frame 43 to move downward, causing the die 41 in the slot hole 5 to move downward until the top end of the through hole 42 is flush with the top end of the lower pressing rod 61. At this time, start the second electric telescopic rod 91. The second electric telescopic rod 91 drives the push plate 92 to move towards the powder block 10 until the powder block 10 is pushed out of the blanking chute 8 to achieve the powder metallurgy forming operation. By setting the first powder feeding mechanism 2 and the second powder feeding mechanism 3, a double powder feeding mechanism is realized to achieve the mixed pressing of different materials, making the effect of powder metallurgy forming no longer single and providing diversified production. Therefore, the practicability and use effect of the servo powder feeding device for powder metallurgy forming are improved.

[0036] The above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A servo powder feeding device for powder metallurgy forming, comprising a device body (1), a first powder feeding mechanism (2), a second powder feeding mechanism (3), a blanking mechanism (4), a forming mechanism (6), a blanking mechanism (9) and a powder block (10), characterized in that, A slot hole (5) and a blanking chute (8) are formed inside the device body (1), and the slot hole (5) communicates with the blanking chute (8). The first powder feeding mechanism (2) includes a first movable slot (21), a first reciprocating lead screw (22), a first reciprocating slider (23), a first powder pipe bracket (24), a first powder feeding box (25), a first powder pipe joint (26), and a first servo motor (27). The first movable slot (21) is formed inside the device body (1), and the first reciprocating lead screw (22) is rotatably connected inside the first movable slot (21). The first reciprocating slider (23) is threadedly connected to the outside of the first reciprocating lead screw (22) and located inside the first movable slot (21).

2. The servo powder feeding device for powder metallurgy forming according to claim 1, wherein The top of the first reciprocating slider (23) is fixedly connected to the first powder pipe bracket (24), and the first powder pipe joint (26) is fixedly connected to the first powder pipe bracket (24). The first powder feeding box (25) is arranged on the device body (1) and located on one side of the slot hole (5), and the first powder feeding box (25) communicates with the first powder pipe joint (26). The first servo motor (27) is fixedly connected to the outside of the device body (1), and the output end of the first servo motor (27) is fixedly connected to one end of the first reciprocating lead screw (22).

3. The servo powder feeding device for powder metallurgy forming according to claim 1, characterized in that, The second powder feeding mechanism (3) includes a second movable slot (31), a second reciprocating lead screw (32), a second reciprocating slider (33), a second powder pipe bracket (34), a second powder feeding box (35), a second powder pipe joint (36), and a second servo motor (37). The second movable slot (31) is formed inside the device body (1) and located on the side of the slot hole (5) away from the first movable slot (21). The second reciprocating lead screw (32) is rotatably connected inside the second movable slot (31). The second reciprocating slider (33) is threadedly connected to the outside of the second reciprocating lead screw (32) and located inside the second movable slot (31).

4. The servo powder feeding device for powder metallurgy forming according to claim 3, characterized in that, The top of the second reciprocating slider (33) is fixedly connected to the second powder pipe bracket (34), and the second powder pipe joint (36) is fixedly connected to the second powder pipe bracket (34). The second powder feeding box (35) is arranged on the device body (1) and located on the side of the slot hole (5) away from the first movable slot (21). The second powder feeding box (35) communicates with the second powder pipe joint (36). The second servo motor (37) is fixedly connected to the outside of the device body (1) and away from the first servo motor (27), and the output end of the second servo motor (37) is fixedly connected to one end of the second reciprocating lead screw (32).

5. The servo powder feeding device for powder metallurgy forming according to claim 1, wherein A stripping mechanism (4) is arranged inside the slot hole (5). The stripping mechanism (4) includes a mold (41), a through hole (42), a lifting frame (43) and a first electric telescopic rod (44). The mold (41) is arranged inside the slot hole (5). A plurality of through holes (42) are formed in the mold (41). A first electric telescopic rod (44) is fixedly connected inside the device body (1). The telescopic end of the first electric telescopic rod (44) is fixedly connected with a lifting frame (43), and the top of the lifting frame (43) extends into the slot hole (5) and is fixedly connected with the bottom of the mold (41).

6. The servo powder feeding device for powder metallurgy forming according to claim 5, characterized in that, A forming mechanism (6) is arranged inside the mold (41). The forming mechanism (6) includes a pressing rod (61), a production cavity (62), an electric cylinder (63), a pressing plate (64) and an upper pressing rod (65). Each pressing rod (61) is arranged inside the slot hole (5), and the top of each pressing rod (61) extends into the through hole (42). A production cavity (62) is formed between the top of each pressing rod (61) and the through hole (42).

7. A servo powder feeding device for powder metallurgy forming according to claim 6, characterized in that, The telescopic end of the electric cylinder (63) is fixedly connected with a pressing plate (64) above the slot hole (5). The bottom of the pressing plate (64) is fixedly connected with a plurality of upper pressing rods (65) corresponding to the production cavities (62).

8. A servo powder feeding device for powder metallurgy forming according to claim 1, characterized in that, A blanking mechanism (9) is arranged inside the blanking chute (8). The blanking mechanism (9) includes a second electric telescopic rod (91) and a pushing plate (92). The second electric telescopic rod (91) is fixedly connected outside the device body (1). The telescopic end of the second electric telescopic rod (91) extends into the blanking chute (8) and is fixedly connected with a pushing plate (92).

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