CN214488829U

CN214488829U - Automatic feeding device for powder metallurgy pressing

Info

Publication number: CN214488829U
Application number: CN202120206623.XU
Authority: CN
Inventors: 孔凡祥; 徐卫明
Original assignee: Yangzhou Paide Powder Metallurgy Co ltd
Current assignee: Yangzhou Paide Powder Metallurgy Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-26
Anticipated expiration: 2031-01-26

Abstract

The utility model relates to the technical field of powder metallurgy, in particular to an automatic feeding device for powder metallurgy pressing, which comprises a pressing table, wherein one end of the upper side of the pressing table is fixedly connected with a hydraulic telescopic rod, one end of the hydraulic telescopic rod is fixedly connected with a feeding box, the upper side of the feeding box is provided with a feeding hole, the upper part of the feeding box is provided with a feeding pipe, the lower end of the feeding pipe is inserted into the feeding hole, the lower end of the feeding pipe is fixedly connected with a valve, the upper end of the inner part of the feeding box is fixedly provided with a sieve plate, the sieve plate is positioned under the feeding hole, the inner wall of one end of the inner part of the feeding box is fixedly connected with a crushing box, the inner part of the crushing box is provided with an active crushing roller, the automatic feeding device controls powder to enter the feeding box through the feeding pipe and the valve, then the feeding box is pushed to the upper part of a die hole through the hydraulic telescopic rod, so that the powder in the feeding box falls into the die hole, and the die is started to press and form the powder, so that the feeding is more convenient and faster.

Description

Automatic feeding device for powder metallurgy pressing

Technical Field

The utility model relates to a powder metallurgy technical field specifically is an automatic feeding device that powder metallurgy used suppression.

Background

Powder metallurgy is a process technique for producing metal powder or metal powder (or a mixture of metal powder and nonmetal powder) as a raw material, and then forming and sintering the raw material to produce metal materials, composite materials and various products. The powder metallurgy method has similar places to the production of ceramics and belongs to the powder sintering technology, so a series of new powder metallurgy technologies can also be used for preparing ceramic materials. Due to the advantages of the powder metallurgy technology, the powder metallurgy technology becomes a key for solving the problem of new materials, and plays a significant role in the development of the new materials. Need carry out the compression moulding to the powder with the embossing mold utensil at powder metallurgy in-process, this process need fill the mould downthehole with the powder, then the mould presses the powder into the work piece shape, and current automatic feeding device can only fill the powder into the mould downthehole, can't screen and process the large granule metal in the powder for the work piece that the suppression was come out has the arch, and inside powder distributes unevenly, damages very easily during the later stage use, for this, the utility model provides a powder metallurgy is used for solving above-mentioned problem with the automatic feeding device of suppression usefulness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic feeding device that powder metallurgy used suppression usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic feeding device for powder metallurgy pressing comprises a pressing table, wherein one end of the upper side of the pressing table is fixedly connected with a hydraulic telescopic rod, one end of the hydraulic telescopic rod is fixedly connected with a feeding box, a feeding hole is formed in the upper side of the feeding box, a feeding pipe is arranged above the feeding box, the lower end of the feeding pipe is inserted into the feeding hole, the lower end of the feeding pipe is fixedly connected with a valve, a sieve plate is fixedly arranged at the upper end of the inner part of the feeding box and is positioned right below the feeding hole, a crushing box is fixedly connected to the inner wall of one end of the inner part of the feeding box, an active crushing roller is arranged in the crushing box, connecting shafts are fixedly connected to two ends of the active crushing roller, a fixing frame is fixedly connected to the outer wall of one side of the feeding box, a motor is fixedly arranged in the fixing frame, and a through hole is formed in the outer wall of one side of the feeding box, the main shaft of the motor penetrates through the through hole and extends into the crushing box, the main shaft of the motor is fixedly connected with the connecting shaft, a plurality of first clamping grooves are formed in the inner wall of the other side of the feeding box, springs are fixedly connected inside the first clamping grooves, the other end of the spring is fixedly connected with a connector, the other side of the connector is provided with a second clamping groove, a connecting shaft at the other end of the driving crushing roller is inserted into the second clamping groove, a driven crushing roller is arranged at one side of the driving crushing roller, the driven crushing roller is meshed with the driving crushing roller, one end of the driven crushing roller is inserted into the first clamping groove, the other end of the driven crushing roller is inserted into the through hole in the inner wall of the feeding box, the bottom of the crushing box is fixedly provided with a filter screen, the side wall of one end of the feeding box is provided with a through hole, and the inside of the through hole is fixedly connected with a box cover.

Preferably, the bottom of the feeding box is fixedly connected with a rubber pad, and the bottom of the feeding box is fixedly connected with bristles which are distributed on two sides of the rubber pad.

Preferably, the through hole is opened to the upside of broken box, the lower extreme of sieve and the upside fixed connection of broken box, and the lower extreme tip of sieve is located the through hole next door.

Preferably, a mounting groove is formed in the end portion of a main shaft of the motor, and one end of the connecting shaft is inserted into the mounting groove.

Preferably, the connecting shaft and the side wall of the mounting groove are both provided with through holes, and the connecting shaft is fixedly connected with a main shaft of the motor through bolts.

Preferably, a plurality of third clamping grooves are formed in the inner wall of the second clamping groove, balls are arranged in the third clamping grooves, and the connecting shaft is in rolling connection with the balls.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the automatic feeding device controls powder to enter the feeding box through the feeding pipe and the valve, then pushes the feeding box to the position above the die hole through the hydraulic telescopic rod, so that the powder in the feeding box falls into the die hole, and then starts the die to press and form the powder, so that the feeding is more convenient and quicker;

2. set up a broken box in the inside of last magazine, the crushing roller has been installed in the broken box, the sieve has been set up in the feed inlet below of last magazine, the large granule metal in the powder that will fall through the sieve intercepts and send into broken box, in falling into the feeding box on the filter screen of broken bottom of the box after the crushing roller is broken again, can filter and process the large granule thing in the powder, the work piece quality that makes processing come out is better, open the lid afterwards, dismantle the crushing roller, alright in order to clear up inside the broken box.

Drawings

FIG. 1 is a schematic structural view of the automatic feeding device of the present invention;

FIG. 2 is a schematic view of the inner part of the feeding box of the present invention;

FIG. 3 is a top view of the inner structure of the crushing box of the present invention;

fig. 4 is a schematic view of the connector of the present invention.

In the figure: the device comprises a pressing table 1, a hydraulic telescopic rod 2, a feeding box 3, a feeding hole 4, a feeding pipe 5, a valve 6, a sieve plate 7, a crushing box 8, a driving crushing roller 9, a connecting shaft 10, a fixing frame 11, a motor 12, a mounting groove 13, a bolt 14, a first clamping groove 15, a spring 16, a connector 17, a second clamping groove 18, a third clamping groove 19, a ball 20, a driven crushing roller 21, a filter screen 22, a box cover 23, a rubber pad 24 and bristles 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: an automatic feeding device for powder metallurgy pressing comprises a pressing table 1, one end of the upper side of the pressing table 1 is fixedly connected with a hydraulic telescopic rod 2, one end of the hydraulic telescopic rod 2 is fixedly connected with a feeding box 3, the upper side of the feeding box 3 is provided with a feeding hole 4, a feeding pipe 5 is arranged above the feeding box 3, the lower end of the feeding pipe 5 is inserted into the feeding hole 4, the lower end of the feeding pipe 5 is fixedly connected with a valve 6, the valve 6 is set as an electric valve, the valve 6 is controlled by a computer, powder is controlled to enter the feeding box 3 through the feeding pipe 5 and the valve 6, the feeding box 3 is pushed above a die hole through the hydraulic telescopic rod 2, the powder in the feeding box 3 falls into the die hole, the die is started to press and form the powder, the feeding is more convenient and rapid, a rubber pad 24 is fixedly connected to the bottom of the feeding box 3, and bristles 25 are fixedly connected to the bottom of the feeding box 3, bristles 25 are distributed on two sides of a rubber pad 24, the rubber pad 24 prevents material leakage when the feeding box 3 moves, the bristles 25 clean the surface of the pressing table 1, a sieve plate 7 is fixedly mounted at the upper end inside the feeding box 3, the sieve plate 7 is positioned under the feeding hole 4, a crushing box 8 is fixedly connected to the inner wall of one end inside the feeding box 3, a through hole is formed in the upper side of the crushing box 8, the lower end of the sieve plate 7 is fixedly connected with the upper side of the crushing box 8, the end part of the lower end of the sieve plate 7 is positioned beside the through hole, large-particle metal in falling powder is intercepted by the sieve plate 7 and sent into the crushing box 8, a driving crushing roller 9 is arranged inside the crushing box 8, connecting shafts 10 are fixedly connected to two ends of the driving crushing roller 9, a fixing frame 11 is fixedly connected to the outer wall of one side of the feeding box 3, a motor 12 is fixedly mounted inside the fixing frame 11, and the motor 12 is 7IK750RGU-CF, the outer wall of one side of the feeding box 3 is provided with a through hole, a main shaft of a motor 12 penetrates through the through hole and extends into the crushing box 8, the main shaft of the motor 12 is fixedly connected with a connecting shaft 10, the end part of the main shaft of the motor 12 is provided with a mounting groove 13, one end of the connecting shaft 10 is inserted into the mounting groove 13, the side walls of the connecting shaft 10 and the mounting groove 13 are provided with through holes, the connecting shaft 10 is fixedly connected with the main shaft of the motor 12 through a bolt 14, the inner wall of the other side of the feeding box 3 is provided with a plurality of first clamping grooves 15, the inner part of the first clamping grooves 15 is fixedly connected with a spring 16, the other end of the spring 16 is fixedly connected with a connector 17, the other side of the connector 17 is provided with a second clamping groove 18, the connecting shaft 10 of the other end of the active crushing roller 9 is inserted into the second clamping groove 18, the inner wall of the second clamping groove 18 is provided with a plurality of third clamping grooves 19, balls 20 are arranged inside the third clamping grooves 19, and the connecting shaft 10 is in rolling connection with the balls 20, one side of the driving crushing roller 9 is provided with a driven crushing roller 21, the driven crushing roller 21 is meshed with the driving crushing roller 9, one end of the driven crushing roller 21 is inserted into the first clamping groove 15, the other end of the driven crushing roller 21 is inserted into the through hole of the inner wall of the feeding box 3, the bottom of the crushing box 8 is fixedly provided with a filter screen 22, the side wall of one end of the feeding box 3 is provided with a through hole, the inside of the through hole is fixedly connected with a box cover 23, powder is poured into the feeding box 3 from the feeding pipe 5 through the opening and closing of the computer control valve 6, the powder falls on the sieve plate 7 below through the feeding hole 4, the powder with the diameter smaller than the sieve mesh falls into the feeding box 3 through the sieve mesh, the powder particles with the diameter larger than the sieve mesh are blocked to roll into the crushing box 8 along the sieve plate 7, the motor 12 is started to drive the driving crushing roller 9 to rotate, the driving crushing roller 9 drives the driven crushing roller 21 to rotate, carry out the breakage with the powder granule, the powder after the breakage falls into in the magazine 3 through the filter screen 22 of broken box 8 bottom, after the powder in the magazine 3 of going up, close valve 6, start hydraulic telescoping rod 2 and promote the top that the magazine 3 moved to the mould hole, the powder falls into in the mould hole, hydraulic telescoping rod 2 draws back the normal position with the magazine 3 again, wait to open lid 23 afterwards, extrude driven crushing roller 21's one end to first draw-in groove 15 inside, make its other end leave the through-hole of the inner wall of magazine 3, it can to take out driven crushing roller 21 again, take off bolt 14 of initiative crushing roller 9 one end again, take out initiative crushing roller 9 according to above-mentioned method again, alright the inside of clearing up broken box 8.

The working principle is as follows: when the automatic feeding device is used, firstly, the opening and closing of a valve 6 are controlled by a computer, powder is poured into a feeding box 3 from a feeding pipe 5, the powder falls onto a sieve plate 7 below through a feeding hole 4, the powder with the diameter smaller than that of a sieve mesh falls into the feeding box 3 through the sieve mesh, powder particles with the diameter larger than that of the sieve mesh are blocked to roll into a crushing box 8 along the sieve plate 7, a motor 12 is started to drive a driving crushing roller 9 to rotate, the driving crushing roller 9 drives a driven crushing roller 21 to rotate to crush the powder particles, the crushed powder falls into the feeding box 3 through a filter screen 22 at the bottom of the crushing box 8, after the powder is filled in the feeding box 3, the valve 6 is closed, a hydraulic telescopic rod 2 is started to push the feeding box 3 to move above a die hole, the powder falls into the die hole, the hydraulic telescopic rod 2 pulls the feeding box 3 back to the original position, a rubber pad 24 at the bottom of the feeding box 3 prevents the feeding box 3 from leaking when moving, the brush bristles 25 clean the surface of the pressing table 1, after the situation, the box cover 23 is opened, one end of the driven crushing roller 21 is extruded towards the inside of the first clamping groove 15, the other end of the driven crushing roller is separated from the through hole in the inner wall of the feeding box 3, then the driven crushing roller 21 is taken out, the bolt 14 at one end of the driving crushing roller 9 is taken down, the driving crushing roller 9 is taken out according to the method, and then the inside of the crushing box 8 can be cleaned; the automatic feeding device controls powder to enter the feeding box 3 through the feeding pipe 5 and the valve 6, then pushes the feeding box 3 to the upper part of the die hole through the hydraulic telescopic rod 2, so that the powder in the feeding box 3 falls into the die hole, then the die is started to press and form the powder, the feeding is more convenient and faster, a crushing box 8 is arranged in the feeding box 3, a crushing roller is arranged in the crushing box 8, a sieve plate 7 is arranged below the feeding hole 4 of the feeding box 3, in the large granule metal interception in the powder that will fall through sieve 7 sent into broken box 8, fall into material loading box 3 from the filter screen 22 of broken box 8 bottom after the crushing roller is broken again, can filter and process the large granule thing in the powder, make the work piece quality of processing out better, open lid 23 afterwards, dismantle the crushing roller, alright clear up in order to 8 insides of broken box.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a powder metallurgy is with automatic feeding device that suppression was used, includes suppression platform (1), its characterized in that: the upper side one end of the pressing table (1) is fixedly connected with a hydraulic telescopic rod (2), one end of the hydraulic telescopic rod (2) is fixedly connected with a feeding box (3), a feeding port (4) is formed in the upper side of the feeding box (3), an inlet pipe (5) is arranged above the feeding box (3), the lower end of the inlet pipe (5) is inserted into the feeding port (4), a valve (6) is fixedly connected with the lower end of the inlet pipe (5), a sieve plate (7) is fixedly mounted at the upper end inside the feeding box (3), the sieve plate (7) is positioned under the feeding port (4), a crushing box (8) is fixedly connected to the inner wall of one end inside the feeding box (3), a driving crushing roller (9) is arranged inside the crushing box (8), and connecting shafts (10) are fixedly connected to the two ends of the driving crushing roller (9), the outer wall of one side of the feeding box (3) is fixedly connected with a fixing frame (11), a motor (12) is fixedly installed inside the fixing frame (11), a through hole is formed in the outer wall of one side of the feeding box (3), a main shaft of the motor (12) penetrates through the through hole and extends into the crushing box (8), the main shaft of the motor (12) is fixedly connected with a connecting shaft (10), a plurality of first clamping grooves (15) are formed in the inner wall of the other side of the feeding box (3), a spring (16) is fixedly connected inside the first clamping grooves (15), a connector (17) is fixedly connected with the other end of the spring (16), a second clamping groove (18) is formed in the other side of the connector (17), the connecting shaft (10) at the other end of the driving crushing roller (9) is inserted into the second clamping groove (18), a driven crushing roller (21) is arranged on one side of the driving crushing roller (9), driven crushing roller (21) are connected with initiative crushing roller (9) meshing, the inside of first draw-in groove (15) is injected to the one end of driven crushing roller (21), the other end of driven crushing roller (21) injects in the inner wall through-hole of material loading box (3), the bottom fixed mounting of broken box (8) has filter screen (22), open the one end lateral wall of material loading box (3) has the through-hole, and the inside fixedly connected with lid (23) of through-hole.

2. The automatic charging device for powder metallurgy pressing according to claim 1, characterized in that: the bottom of the feeding box (3) is fixedly connected with a rubber pad (24), the bottom of the feeding box (3) is fixedly connected with bristles (25), and the bristles (25) are distributed on two sides of the rubber pad (24).

3. The automatic charging device for powder metallurgy pressing according to claim 1, characterized in that: the through-hole has been seted up to the upside of broken box (8), the lower extreme of sieve (7) and the upside fixed connection of broken box (8), and the lower extreme tip of sieve (7) is located the through-hole next door.

4. The automatic charging device for powder metallurgy pressing according to claim 1, characterized in that: the end part of a main shaft of the motor (12) is provided with a mounting groove (13), and one end of the connecting shaft (10) is inserted into the mounting groove (13).

5. The automatic charging device for powder metallurgy pressing according to claim 1, characterized in that: the connecting shaft (10) and the side wall of the mounting groove (13) are provided with through holes, and the connecting shaft (10) is fixedly connected with a main shaft of the motor (12) through a bolt (14).

6. The automatic charging device for powder metallurgy pressing according to claim 1, characterized in that: a plurality of third clamping grooves (19) are formed in the inner wall of the second clamping groove (18), balls (20) are arranged inside the third clamping grooves (19), and the connecting shaft (10) is in rolling connection with the balls (20).