阅读说明：本技术 齿圈压制机及自动上下料装置 (Gear ring pressing machine and automatic feeding and discharging device ) 是由 王宇钢 于 2019-09-06 设计创作，主要内容包括：一种齿圈压制机及自动上下料装置,属于粉末冶金零件压制成型制造设备技术领域,包括压制液压缸、固定上横梁、导柱、移动横梁、导向套、机床床身、下模支柱、下模固定板Ⅰ、下模固定板Ⅱ、同步带线性模组、双头螺栓、水平推块、拨杆、下压杆、连杆、落料孔、连杆安装板、固定下横梁、上模、下料板、收集物料杆、下料支座、下料托盘、把手、步进电机、侧壁固定套筒、下模芯轴、顶出套筒、上连接板、导向杆、下连接板、上料孔、吸粉机及顶出液压缸。本发明四杆机构可在压制液压缸驱动下,将竖直方向的移动转化为水平移动,实现竖直方向的压制与水平方向的上下料运动同时进行。结构简单,可实现粉末零件的压制加工及上下料自动化。(The utility model provides a ring gear briquetting machine and automatic unloader that goes up, belong to powder metallurgy part compression moulding manufacture equipment technical field, including the suppression pneumatic cylinder, fixed entablature, the guide pillar, the movable beam, the uide bushing, the lathe bed, the lower mould pillar, lower mould fixed plate I, lower mould fixed plate II, the linear module of hold-in range, stud, horizontal ejector pad, the driving lever, the lower depression bar, the connecting rod, the blanking hole, the connecting rod mounting panel, fixed entablature, go up the mould, the flitch, collect the material pole, the unloading support, the unloading tray, the handle, step motor, lateral wall fixed sleeve, the lower mould dabber, ejecting sleeve, the upper junction plate, the guide bar, the lower junction plate, the material loading hole, inhale powder machine and ejecting. The four-bar mechanism can convert the movement in the vertical direction into the horizontal movement under the driving of the pressing hydraulic cylinder, so that the pressing in the vertical direction and the feeding and discharging movement in the horizontal direction can be simultaneously carried out. Simple structure can realize the press working of powder part and go up unloading automation.)

1. a gear ring pressing machine and an automatic loading and unloading device are characterized by comprising a machine tool body and a movable cross beam, wherein the upper surface of the machine tool body is connected with one end of four guide posts, the four guide posts are positioned at four corners of the machine tool body, the other ends of the four guide posts penetrate through the movable cross beam and then are connected with a fixed upper cross beam, the part of the guide posts penetrating out of the fixed upper platform plate is fixed through nuts, a pressing hydraulic cylinder is arranged at the center of the upper surface of the fixed upper cross beam through bolts, the head part of a piston rod of the pressing hydraulic cylinder penetrates through the fixed upper cross beam and is connected with a connecting flange on the upper surface of the movable cross beam through stud bolts, a guide sleeve is arranged at the position of each guide post penetrating through the movable cross beam, the outer surface of the guide sleeve is connected with the inner surface of the movable cross beam in an, the upper surface of the center of a machine tool body is fixedly connected with a fixed lower cross beam, four corners of the upper surface of the fixed lower cross beam are connected with one ends of four lower die supporting columns, the other ends of the four lower die supporting columns penetrate through a lower die fixing plate II and then are connected with a lower die fixing plate I, the lower die supporting columns penetrate through the lower die fixing plate I and are fixed by nuts, the center of the fixed lower cross beam and the center of the machine tool body are positioned on the same straight line, the side wall of one end of the lower die fixing plate I is connected with a blanking plate through bolts, the upper surface of the other end of the lower die fixing plate I is connected with a feeding hole through bolts, the top of the feeding hole is connected with a powder suction machine through a connecting pipeline, a side wall fixing sleeve is arranged in the center hole of the lower die fixing plate I, the lower die fixing plate II is connected with, an ejection sleeve is in transition fit connection with a lower die mandrel, an upper connecting plate is concentrically sleeved on the outer circular surface of the large-diameter end of the lower die mandrel and is positioned on the upper surface of a lower die fixing plate II, the upper connecting plate is fixedly connected with the ejection sleeve through four screws, a top hydraulic cylinder is fixedly mounted on the lower surface of a fixed lower cross beam through bolts, a piston rod of the ejection hydraulic cylinder penetrates through the fixed lower cross beam and is in threaded connection with the lower connecting plate, the lower connecting plate is positioned above the fixed lower cross beam, four guide rods are circumferentially arranged on the upper surface of the lower connecting plate, one ends of the four guide rods are in threaded connection with the lower connecting plate, the other ends of the four guide rods penetrate through the lower die fixing plate II and are fixedly connected with the upper connecting plate, a closed cavity can be formed by an upper die, a side wall fixing sleeve, the lower die mandrel and the ejection sleeve, the synchronous belt linear module is driven to run through the stepping motor, a sliding block on the synchronous belt linear module is fixedly installed with the blanking tray, the rear end of the machine tool body is connected with one revolute pair of the four-bar mechanism through a connecting rod installation plate, and the other revolute pair of the four-bar mechanism is connected with the rear end of the movable cross beam.

2. The gear ring press and the automatic loading and unloading device as claimed in claim 1, wherein: the four-bar mechanism is composed of a lower pressing bar, a connecting rod, a driving lever, a horizontal pushing block and a plurality of pin shafts, one end of the lower pressing bar is connected with the side wall of the rear end of the movable cross beam through the pin shafts, the other end of the lower pressing bar is connected with one end of the connecting rod through the pin shafts, the other end of the connecting rod and one end of the driving lever are connected with a connecting rod mounting plate through two ends of the pin shafts, the connecting rod and the driving lever are integrally cast and formed, the connecting rod mounting plate is fixedly mounted on the side wall of the rear end of the machine tool body through bolts, the other conical end of the driving lever is mounted in a long seam at one end of the.

3. the gear ring press and the automatic loading and unloading device as claimed in claim 1, wherein: the blanking tray comprises a blanking tray body, collecting material rods and handles, the collecting material rods are evenly arranged on the upper surface of the blanking tray body and used for receiving and placing pressed parts, the handles are symmetrically arranged at two ends of the upper surface of the blanking tray body, and the blanking tray body is moved by the handles to be separated from the synchronous belt linear module.

4. The gear ring press and the automatic loading and unloading device as claimed in claim 1, wherein: the flitch comprises hang plate, horizontal base plate, two curb plates and two mounting panels down, hang plate and the integrative casting of horizontal base plate take shape, and the hang plate both ends are provided with the curb plate, and curb plate one end extends to horizontal base plate end, and the welding of the curb plate other end has the mounting panel, set up in the coaxial unloading hole of collection material pole on the horizontal base plate.

Technical Field

The invention belongs to the technical field of powder metallurgy part compression molding manufacturing equipment, and particularly relates to a gear ring pressing machine and an automatic loading and unloading device.

Background

the powder metallurgy processing technology has a series of advantages of energy conservation, material conservation, excellent performance, high precision, good product stability and the like, and is widely applied to mass production. At present, the preparation method of powder metallurgy mainly comprises the following 4 steps: powder production, compression molding, sintering and post-treatment. The process of the invention is the compression molding of the parts, the size of the gear ring parts is phi 60mm multiplied by 20mm, the applied powder is carbon steel and low alloy powder, and the powder is compressed into the required shape under the pressure of 500 MPa.

Although the surface of the powder metallurgy press-processed part is molded, the part does not form a compact physical structure, and the part can be broken when being subjected to a large external force, and can bear the large external force after being sintered for normal use. Therefore, the stress is not too large and the movement needs to be stable in the process of loading and unloading the powder metallurgy press-processed parts. At present, the automatic loading and unloading device for powder metallurgy pressing processing is less in application, especially, the collection of parts after unloading is usually tray collection, and the parts cannot be placed in sequence, so that the automation degree is not high, and the work efficiency is greatly reduced.

Disclosure of Invention

In order to achieve the purpose, the invention provides a gear ring pressing machine and an automatic loading and unloading device, the device comprises a machine tool body and a movable cross beam, the upper surface of the machine tool body is connected with one end of four guide posts, the four guide posts are positioned at four corners of the machine tool body, the other ends of the four guide posts penetrate through the movable cross beam and then are connected with a fixed upper cross beam, the parts of the guide posts penetrating through the fixed upper platform plate are fixed through nuts, a pressing hydraulic cylinder is arranged at the center of the upper surface of the fixed upper cross beam through bolts, the head of a piston rod of the pressing hydraulic cylinder penetrates through the fixed upper cross beam and is connected with a connecting flange on the upper surface of the movable cross beam through stud bolts, a guide sleeve is arranged at the position of each guide post penetrating through the movable cross beam, the outer surface of the guide sleeve is connected with the inner surface of the movable cross beam in, the upper surface of the center of a machine tool body is fixedly connected with a fixed lower cross beam, four corners of the upper surface of the fixed lower cross beam are connected with one ends of four lower die supporting columns, the other ends of the four lower die supporting columns penetrate through a lower die fixing plate II and then are connected with a lower die fixing plate I, the lower die supporting columns penetrate through the lower die fixing plate I and are fixed by nuts, the center of the fixed lower cross beam and the center of the machine tool body are positioned on the same straight line, the side wall of one end of the lower die fixing plate I is connected with a blanking plate through bolts, the upper surface of the other end of the lower die fixing plate I is connected with a feeding hole through bolts, the top of the feeding hole is connected with a powder suction machine through a connecting pipeline, a side wall fixing sleeve is arranged in the center hole of the lower die fixing plate I, the lower die fixing plate II is connected with, an ejection sleeve is in transition fit connection with a lower die mandrel, an upper connecting plate is concentrically sleeved on the outer circular surface of the large-diameter end of the lower die mandrel and is positioned on the upper surface of a lower die fixing plate II, the upper connecting plate is fixedly connected with the ejection sleeve through four screws, a top hydraulic cylinder is fixedly mounted on the lower surface of a fixed lower cross beam through bolts, a piston rod of the ejection hydraulic cylinder penetrates through the fixed lower cross beam and is in threaded connection with the lower connecting plate, the lower connecting plate is positioned above the fixed lower cross beam, four guide rods are circumferentially arranged on the upper surface of the lower connecting plate, one ends of the four guide rods are in threaded connection with the lower connecting plate, the other ends of the four guide rods penetrate through the lower die fixing plate II and are fixedly connected with the upper connecting plate, a closed cavity can be formed by an upper die, a side wall fixing sleeve, the lower die mandrel and the ejection sleeve, the synchronous belt linear module is driven to run through the stepping motor, a sliding block on the synchronous belt linear module is fixedly installed with the blanking tray, the rear end of the machine tool body is connected with one revolute pair of the four-bar mechanism through a connecting rod installation plate, and the other revolute pair of the four-bar mechanism is connected with the rear end of the movable cross beam.

the four-bar mechanism is composed of a lower pressing bar, a connecting rod, a driving lever, a horizontal pushing block and a plurality of pin shafts, one end of the lower pressing bar is connected with the side wall of the rear end of the movable cross beam through the pin shafts, the other end of the lower pressing bar is connected with one end of the connecting rod through the pin shafts, the other end of the connecting rod and one end of the driving lever are connected with a connecting rod mounting plate through two ends of the pin shafts, the connecting rod and the driving lever are integrally cast and formed, the connecting rod mounting plate is fixedly mounted on the side wall of the rear end of the machine tool body through bolts, the other conical end of the driving lever is mounted in a long seam at one end of the.

The blanking tray comprises a blanking tray body, collecting material rods and handles, the collecting material rods are evenly arranged on the upper surface of the blanking tray body and used for receiving and placing pressed parts, the handles are symmetrically arranged at two ends of the upper surface of the blanking tray body, and the blanking tray body is moved by the handles to be separated from the synchronous belt linear module.

The flitch comprises hang plate, horizontal base plate, two curb plates and two mounting panels down, hang plate and the integrative casting of horizontal base plate take shape, and the hang plate both ends are provided with the curb plate, and curb plate one end extends to horizontal base plate end, and the welding of the curb plate other end has the mounting panel, set up in the coaxial unloading hole of collection material pole on the horizontal base plate.

The invention has the beneficial effects that:

(1) The four-bar mechanism can simultaneously convert the movement in the vertical direction into the horizontal movement under the driving of the pressing hydraulic cylinder, so that the pressing in the vertical direction and the feeding and discharging movement in the horizontal direction can be simultaneously carried out. Aiming at the characteristics that the powder metallurgy part needs larger pressure in pressing, the conveying force requirement in the feeding and discharging process is smaller, and the operation is stable, the hydraulic drive is adopted, and meanwhile, the four-bar mechanism is utilized, so that the requirement on the larger pressure in processing can be met, the action stroke in the feeding and discharging process is shorter, the structure is simple, and the pressing processing and feeding and discharging automation of the powder part can be realized.

(2) The ejection mechanism comprises an ejection hydraulic cylinder, an upper connecting plate, a guide rod, a lower connecting plate and an ejection sleeve, and can effectively ensure the correct position of the ejection mechanism in the pressing process. Firstly, ensuring that a pressing cavity with a fixed shape is generated in the pressing process, thereby ensuring the required shape of a part; meanwhile, the part can be automatically demoulded after being pressed, and lifted out of the pressing cavity to reach the automatic blanking position.

(3) According to the invention, the blanking plate, the blanking support, the synchronous belt linear module, the material collecting rod, the stepping motor and the blanking tray are matched, so that the automatic collection and stacking of pressed parts can be completed, and the material conveying among different processes can be realized. The device can effectively solve the problem that after the existing pressed parts are generated, the pressed parts need to be manually collected and stacked, and the production efficiency can be greatly improved. The unloading tray can be taken down from the linear module slider of the hold-in range by utilizing two handles on the unloading tray, and the part that will automatic pile up is carried between different processes, for example for next process sintering processing service, realizes the swift transport of part between different processes.

Drawings

FIG. 1 is a front view of a gear ring pressing machine and an automatic loading and unloading device of the present invention;

FIG. 2 is a left side view of the gear ring press and the automatic loading and unloading device of the present invention;

FIG. 3 is a top view of the gear ring pressing machine and the automatic loading and unloading device of the present invention;

FIG. 4 is a partial view of the ring gear press and the automatic loading and unloading apparatus of the present invention;

FIG. 5 is a four-bar mechanism projection view of the gear ring press and the automatic loading and unloading apparatus of the present invention;

FIG. 6 is a projection view of an upper connecting plate, a lower connecting plate and a guide post of the ejection mechanism of the gear ring pressing machine and the automatic loading and unloading device of the invention;

1-pressing hydraulic cylinder, 2-fixed upper beam, 3-guide post, 4-moving beam, 5-guide sleeve, 6-machine bed, 7-lower die support, 8-lower die fixing plate I, 9-lower die fixing plate II, 10-synchronous belt linear module, 11-stud, 121-horizontal push block, 122-deflector rod, 123-lower press rod, 124-connecting rod, 125-blanking hole, 13-connecting rod mounting plate, 14-fixed lower beam, 15-upper die, 16-blanking plate, 161-inclined bottom plate, 162-horizontal bottom plate, 163-side plate, 164-mounting plate, 165-blanking hole, 17-collecting material rod, 18-blanking support, 19-blanking tray, 20-handle, 21-stepping motor, 22-side wall fixing sleeve, 23-lower die mandrel, 24-ejection sleeve, 251-upper connecting plate, 252-guide rod, 253-lower connecting plate, 26-feeding hole, 27-powder suction machine and 28-ejection hydraulic cylinder.

Detailed Description

the present invention will be described in further detail with reference to the accompanying drawings and examples.

As shown in fig. 1 to 6, a gear ring pressing machine and an automatic loading and unloading device comprises a machine tool body 6 and a movable cross beam 4, wherein the upper surface of the machine tool body 6 is connected with one end of four guide posts 3, the four guide posts 3 are positioned at four corners of the machine tool body 6, the other ends of the four guide posts 3 penetrate through the movable cross beam 4 and then are connected with a fixed upper cross beam 2, the part of the guide posts 3 penetrating out of the fixed upper platform plate 2 is fixed through nuts, a pressing hydraulic cylinder 1 is arranged at the center of the upper surface of the fixed upper cross beam 2 through bolts, the head of a piston rod of the pressing hydraulic cylinder 1 penetrates through the fixed upper cross beam 2 and is connected with a connecting flange on the upper surface of the movable cross beam 4 through stud bolts 11, a guide sleeve 5 is arranged on the part of each guide post 3 penetrating through the movable cross beam 4, the outer surface of the guide sleeve 5 is fixedly connected with the, an upper die 15 is arranged at the center of the lower surface of the movable beam 4 through a flange and a stepped connecting shaft; the upper surface of the center of a machine tool body 6 is fixedly connected with a fixed lower cross beam 14, four corners of the upper surface of the fixed lower cross beam 14 are connected with one ends of four lower die supporting columns 7, the other ends of the four lower die supporting columns 7 penetrate through a lower die fixing plate II 9 and then are connected with a lower die fixing plate I8, the lower die supporting columns 7 penetrate out of the lower die fixing plate I8 and are fixed through nuts, the center of the fixed lower cross beam 14 and the center of the machine tool body 6 are located on the same straight line, the side wall of one end of the lower die fixing plate I8 is connected with a blanking plate 16 through a bolt, the upper surface of the other end of the lower die fixing plate I8 is connected with a feeding hole 26 through a bolt, the top of the feeding hole 26 is connected with a powder suction machine 27 through a connecting pipeline, a side wall fixing sleeve 22 is installed in the center hole of the lower die fixing plate, the outer circular surface of the small-diameter end of the lower die mandrel 23 is concentrically sleeved with a top sleeve 24, the ejection sleeve 24 is in transition fit connection with the lower die mandrel 23, the outer circular surface of the large-diameter end of the lower die mandrel 23 is concentrically sleeved with an upper connecting plate 251, the upper connecting plate 251 is located on the upper surface of the lower die fixing plate II 9, the upper connecting plate 251 is fixedly connected with the ejection sleeve 24 through four screws, a top hydraulic cylinder 28 is fixedly mounted on the lower surface of the fixed lower cross beam 14 through bolts, a piston rod of the ejection hydraulic cylinder 28 penetrates through the fixed lower cross beam 14 and then is in threaded connection with a lower connecting plate 235, the lower connecting plate 235 is located above the fixed lower cross beam 14, four guide rods 252 are circumferentially arranged on the upper surface of the lower connecting plate 235, one ends of the four guide rods 252 are in threaded connection with the lower connecting plate 235, the other ends of the, The ejection sleeve 24, the upper connecting plate 251, the guide rod 252, the lower connecting plate 253 and the ejection cylinder 28 form an ejection mechanism together, and the upper die 15, the side wall fixing sleeve 22, the lower die mandrel 23 and the ejection sleeve 24 can form a closed cavity during pressing; the front end of the machine tool body 6 is provided with a blanking support 18, the upper surface of the blanking support 18 is provided with a synchronous belt linear module 10 and a stepping motor 21, the type of the synchronous belt linear module 10 is FBL80, the synchronous belt linear module 10 is driven to run by the stepping motor 21, a sliding block on the synchronous belt linear module 10 is fixedly installed with a blanking tray 19, the rear end of the machine tool body 6 is connected with one revolute pair of a four-bar mechanism through a connecting rod installation plate 13, and the other revolute pair of the four-bar mechanism is connected with the rear end of a movable beam 4.

The four-bar mechanism comprises a lower pressing bar 123, a connecting rod 124, a shifting rod 122, a horizontal pushing block 121 and a plurality of pin shafts, wherein connecting seats are integrally formed at two ends of the lower pressing bar 123, one end of the lower pressing bar 123 is connected with the rear end side wall of the movable cross beam 4 through the connecting seats and the pin shafts, the other end of the lower pressing bar 123 is connected with one end of the connecting rod 124 through the connecting seats and the pin shafts, the other end of the connecting rod 124 and one end of the shifting rod 122 are connected with a connecting rod mounting plate 13 through two ends of the pin shafts, the connecting rod 124 and the shifting rod 122 are integrally cast and formed, the connecting rod mounting plate 13 is fixedly mounted on the rear end side wall of the machine tool body 6 through bolts, the other conical end of the shifting rod 122 is mounted in a long seam at one end of the horizontal pushing block 121.

The blanking tray comprises blanking tray 19, collection material pole 17 and handle 20, blanking tray 19 upper surface evenly is provided with seven collection material poles 17, and collection material pole 17 is used for receiving and puts the part that suppresses, is provided with handle 20 at blanking tray 19's upper surface both ends symmetry, removes blanking tray 19 and the linear module 10 separation of hold-in range through handle 20, is convenient for carry the part between different processes.

The flitch comprises hang plate, horizontal base plate, two curb plates and two mounting panels down, hang plate and the integrative casting of horizontal base plate take shape, and the hang plate both ends are provided with the curb plate, and curb plate one end extends to horizontal base plate end, and the welding of the curb plate other end has the mounting panel, set up in the coaxial unloading hole of collection material pole on the horizontal base plate.

the invention has the following one-time use process:

initial state: the movable beam 4 is located at the lowest point in the vertical direction, namely the ejection sleeve 24 is located at the lowest point, the lower surface of the lower connecting plate 253 abuts against the upper surface of the fixed lower beam 14, meanwhile, the lower surface of the upper connecting plate 251 abuts against the upper surface of the lower die fixing plate II 9, at the moment, the blanking hole 125 in the horizontal pushing block 121 is coaxial with the feeding hole 26, the powder suction machine 27 is started, powder enters the blanking hole 125 in the horizontal pushing block 121 after sequentially passing through the connecting pipeline and the feeding hole 26, meanwhile, the ejection hydraulic cylinder 28 is in a fully contracted state, and the ejection mechanism is located at the lowest point in the vertical direction;

a feeding stage: starting the pressing hydraulic cylinder 1 to work, wherein a piston rod of the pressing hydraulic cylinder 1 contracts to drive the movable beam 4 to vertically move upwards along the guide post 3, the movable beam 4 simultaneously drives the lower pressing rod 123 to move upwards, the connecting rod 124 swings around the fixed pin shaft of the connecting rod mounting plate 13 and simultaneously drives the shifting rod 122 to swing, the conical head of the shifting rod 122 is inserted into the long gap on the left side of the horizontal pushing block 121 to push the horizontal pushing block 121 to translate towards one side of the lower material plate 16, when the blanking hole 125 of the horizontal pushing block 121 is coaxial with the lower die mandrel 23, powder falls into a cavity formed by the upper die 15, the side wall fixing sleeve 22, the lower die mandrel 23 and the ejection sleeve 24 under the action of gravity, the movable beam 4 is pushed to reach the highest point of the vertical stroke, the upper die 15 is located at the highest point of the;

And (3) a pressing stage: the pressing hydraulic cylinder 1 drives a piston rod to extend, the movable beam 4 is pushed to vertically move downwards, meanwhile, the movable beam 4 drives the lower pressing rod 123 to move downwards, the connecting rod 124 swings around the fixed pin shaft of the connecting rod mounting plate 13 and drives the shifting lever 122 to swing, the conical head of the shifting lever 122 is inserted into the long seam on the left side of the horizontal pushing block 121, the horizontal pushing block 121 is pulled to return to the initial position, and feeding is performed again; at this time, the upper die 15, the side wall fixing sleeve 22, the lower die core shaft 23 and the ejection sleeve 24 connected to the lower surface of the movable beam 4 form a closed cavity, the movable beam 4 continues to move downwards to drive the upper die 15 to continue to move downwards, and the pressing process is completed; meanwhile, the ejection hydraulic cylinder 28 continues to keep a contraction state, and the ejection mechanism is located at the lowest point in the vertical direction;

A collection reset phase: when the pressing is finished, a piston rod of the pressing hydraulic cylinder 1 moves upwards, the movable beam 4 and the upper die 15 are pulled to move upwards until the upper die 15 is separated from the side wall fixing sleeve 22, at the moment, a piston rod of the ejection hydraulic cylinder 28 extends, the lower connecting plate 253 is pushed upwards, the guide rod 252 and the upper connecting plate 251 are driven to synchronously move upwards, meanwhile, the ejection sleeve 24 fixed on the upper surface of the upper connecting plate 251 is positioned in the side wall fixing sleeve 22, the lower surface of a part is pushed to move upwards, and when the ejection sleeve 24 is contacted with the lower surface of the lower die fixing plate I8 along the upper surface, the upper limit position is reached, and the pressed workpiece is; the movable cross beam 4 simultaneously drives the lower pressing rod 123 to move upwards, the connecting rod 124 swings around the fixed pin shaft of the connecting rod mounting plate 13 and simultaneously drives the shifting rod 122 to swing, the conical head of the shifting rod 122 is inserted into the long seam on the left side of the horizontal pushing block 121, the horizontal pushing block 121 is pushed to move horizontally towards one side of the blanking plate 16, pressed parts are pushed into the blanking plate 16 rightwards when the next feeding is completed, the parts fall onto the collecting material rod 17 through the blanking hole of the blanking plate 16, and the materials are collected orderly;

When eight pressed parts are arranged on the material collecting rod 17, starting the stepping motor 21 to enable the blanking tray 19 to move towards the blanking plate 16 along the synchronous belt linear module 10 until a second material collecting rod is coaxial with a blanking hole of the blanking plate 16 to prepare for blanking next time; and the blanking tray 19 fixed on the slide block of the synchronous belt linear module 10 can be separated from the slide block, so that the collected materials are placed in order to convey the materials for the next procedure.