CN111113989B - Hydraulic pressure block device and pressing process thereof - Google Patents
Hydraulic pressure block device and pressing process thereof Download PDFInfo
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- CN111113989B CN111113989B CN201911074833.1A CN201911074833A CN111113989B CN 111113989 B CN111113989 B CN 111113989B CN 201911074833 A CN201911074833 A CN 201911074833A CN 111113989 B CN111113989 B CN 111113989B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/32—Presses specially adapted for particular purposes for consolidating scrap metal or for compacting used cars
- B30B9/327—Presses specially adapted for particular purposes for consolidating scrap metal or for compacting used cars for briquetting scrap metal
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Abstract
The invention discloses a hydraulic block device, which comprises a feeding device and a press, wherein the feeding device comprises a feeding device and a feeding device; the press comprises a press frame, a pressing cylinder and a cold pressing die; the feeding device comprises a material conveying assembly, a quantifying assembly and a prepressing device which are connected in sequence; the prepressing device comprises a prepressing cylinder and a prepressing head, the prepressing cylinder is horizontally arranged, the prepressing head is driven by the prepressing cylinder, a prepressing cavity is arranged at the front end of the prepressing cylinder, and a notch is formed in the cold-pressing die so as to enable the prepressing cavity to be communicated with a die cavity of the cold-pressing die; when the pressing cylinder presses materials, the pre-pressing head extends into the notch, and the front end face of the pre-pressing head is provided with a cambered surface matched with the inner wall of the cold pressing die; the top in pre-compaction material chamber is equipped with the blanking mouth, be equipped with the blanking fill on the blanking mouth, the blanking fill is equipped with the gland subassembly that can overturn. The automatic quantitative packaging device can realize automatic quantitative packaging of materials and has good stability and reliability.
Description
Technical Field
The invention relates to the technical field of hydraulic presses, in particular to a hydraulic briquetting device and a pressing process thereof.
Background
In order to reduce the volume of waste metal during recycling, a hydraulic briquetting machine is often used to compact loose steel slag into blocks for storage and transportation. The existing hydraulic block press comprises a horizontal type and a vertical type.
The existing briquetting machine needs to transport materials into a pressing cavity of the briquetting machine through a forklift or a conveyor. For a vertical briquetting machine, the volume of a pressing cavity of the vertical briquetting machine is small, and the amount of materials pressed in a single time is small; and for materials such as fluffy turning, the material amount of single pressing is limited, and the productivity is difficult to improve.
In order to improve the material amount of single pressing, a prepressing device is connected on a press in the prior art, materials in a bin are sent into a cold pressing die of a large press through a prepressing cylinder which is obliquely arranged, and when the pressing cylinder presses the materials, the end face of a prepressing head connected with a piston rod of the prepressing cylinder is aligned with an inner cavity of the cold pressing die. The manufacturing difficulty of the prepressing head is high, and the cost is high. In addition, the large-size material blocks easily in the feed bin, causes the dead condition of pre-compaction device card, influences pre-compaction device's reliability and influences the life-span of pressure head in advance to a certain extent.
Disclosure of Invention
The invention aims to solve the technical problem of providing a hydraulic briquetting device which can realize automatic quantitative packing of materials and has good stability and reliability.
In order to solve the technical problem, the invention provides a hydraulic briquetting device which comprises a feeding device, a prepressing device and a press; the press comprises a press frame, a pressing cylinder and a cold pressing die;
the feeding device comprises a material conveying component and a quantitative component which are connected in sequence;
the prepressing device comprises a prepressing cylinder and a prepressing head, the prepressing cylinder is horizontally arranged, the prepressing head is driven by the prepressing cylinder, a prepressing cavity is arranged at the front end of the prepressing cylinder, and a notch is formed in the cold-pressing die so as to enable the prepressing cavity to be communicated with a die cavity of the cold-pressing die;
the front end face of the pre-pressing head is an arc face matched with the inner wall of the cold pressing die, and when the pressing cylinder presses materials, the arc face is aligned with the inner wall of the cold pressing die;
a blanking port is formed in the top of the pre-pressing cavity, a blanking hopper is arranged on the blanking port, and the blanking hopper is provided with a turnover gland assembly;
a hollow hole is formed in the bottom surface of the prepressing cavity, the hollow hole is arranged close to one side of the prepressing cylinder, and a material collecting hopper is arranged below the hollow hole;
a hollow groove is formed in the rear end face of the pre-pressing cavity, a carriage is arranged in the hollow groove, and the carriage is detachably connected with the pre-pressing head;
the blanking hopper comprises a front baffle, a rear baffle, a left baffle and a right baffle which are obliquely arranged; and the bottom surfaces of the front baffle and/or the rear baffle are/is provided with a scraper which is used for scraping materials remained on the planker into a prepressing cavity when the prepressing head moves backwards.
As an improvement of the above technical scheme, the gland assembly is arranged on the front end surface and/or the rear end surface of the blanking hopper;
the gland assembly comprises a gland hinged with the blanking hopper and an overturning cylinder for driving the gland to overturn;
the gland comprises a bottom plate, a reinforcing rib and a hinge joint, wherein the reinforcing rib and the hinge joint are arranged on the top surface of the bottom plate.
As an improvement of the technical scheme, the side surface of the pre-pressing cavity is provided with a guide strip, and the side surface of the pre-pressing head is provided with a groove matched with the guide strip.
As an improvement of the technical scheme, a supporting plate is arranged on the outer side of the pre-pressing cavity, a guide wheel is arranged on the supporting plate, and the bottom surface of the dragging plate is abutted to the guide wheel.
As an improvement of the technical scheme, the scraper is obliquely arranged, and the distance between the scraper and the dragging plate is 3-10 mm.
As an improvement of the technical scheme, the quantitative assembly comprises a frame body, a metering hopper arranged in the frame body and a swingable sealing plate arranged below the metering hopper.
As an improvement of the above technical solution, the swingable closing plate includes a left support plate, a right support plate, an arc-shaped bottom plate, and a swing cylinder connected to the left support plate and/or the right support plate;
the end surface profile of the blanking barrel of the metering hopper is matched with the arc-shaped bottom plate.
As the improvement of the technical scheme, the material conveying assembly comprises:
the inner cavity of the storage bin is provided with a spiral conveyor, and the lower end of the storage bin is provided with a discharge hole;
the lifting conveyor is arranged under the discharge port and comprises a plurality of conveying rollers and a plurality of belts sleeved on the conveying rollers.
As an improvement of the technical scheme, the press is also provided with a material pushing device, and the material pushing device is arranged below the pre-pressing cylinder;
the pushing device comprises a pushing cylinder and a push plate pushed by the pushing cylinder;
when the material is pressed, the push plate is positioned under the discharge port of the cold pressing die.
Correspondingly, the invention also provides a pressing process of the hydraulic block device, which comprises the following steps:
s01, keeping the free end of the material pushing cylinder in an extending state, and enabling the push plate to be located below the cold pressing die;
s02, the swing cylinder keeps an initial state, and the arc-shaped bottom plate is abutted to the end face of the blanking barrel;
s03, the material falls onto the lifting conveyor from the bin, and the lifting conveyor drives the material to fall into the weighing hopper;
s04, the quantitative component measures the weight of the steel slag, and after the weight reaches a preset weight, the swinging cylinder drives the swinging sealing plate to rotate so that the material enters the pre-pressing cavity;
s05, ejecting a piston rod of the turnover cylinder, turning the gland to be horizontal, and pressing the material in the blanking hopper into the pre-pressing material cavity;
s06, the pre-pressing cylinder pushes the pre-pressing head to move forwards, the bin is pressed into the cold-pressing die, and the state that the pre-pressing head is aligned with the inner wall of the cold-pressing die is kept;
s07, pressing the material into a lump material by pressing the pressing cylinder downwards, driving the push plate to retreat by the material pushing cylinder, and further pressing the pressing cylinder downwards to extrude the lump material;
and S08, resetting the pressing cylinder, the material pushing cylinder, the pre-pressing cylinder, the overturning cylinder and the swinging cylinder.
The implementation of the invention has the following beneficial effects:
the quantitative pre-pressing device comprises a pressing cylinder, a cold pressing die, a quantitative assembly, a pre-pressing device and a gland assembly, wherein the gland assembly provides a certain downward pre-pressing force for materials, and provides pre-pressing forces in the front-back direction for the materials through the pre-pressing cylinder so as to preliminarily press the materials and improve the single pressing amount. The gland component presses the material into the prepressing cavity, so that the top surface of the material is not higher than the inner top surface of the prepressing cavity, the situation that the material is clamped with the blanking port when the prepressing cylinder pushes the material forwards is reduced, and the reliability of the prepressing device is improved. The quantitative component quantifies the materials pressed in a single time to form a certain pressing standard, and is suitable for the materials with different densities.
Furthermore, a hollow hole is formed in the bottom surface of the pre-pressing cavity, and the hollow hole is arranged close to one side of the pre-pressing cylinder. During the prepressing head return stroke, the residual material at the bottom of the prepressing cavity falls off from the hollow hole, so that the prepressing head is prevented from being stuck, and the stability of the prepressing device is further improved.
Furthermore, the ration subassembly is including can swinging the shrouding, can swing the shrouding and be equipped with the arc bottom plate, swing cylinder drive the swing of arc bottom plate, the terminal surface of the feed cylinder that falls and the shape looks adaptation of arc bottom plate to can avoid swinging the shrouding card and die.
Drawings
FIG. 1 is an isometric view of a hydraulic block apparatus according to the present invention;
FIG. 2 is a left side view of the hydraulic block apparatus to which the present invention relates;
FIG. 3 is a partial view of section A-A of FIG. 2;
FIG. 4 is an enlarged view of the precompression device of FIG. 3;
FIG. 5 is an embodiment of the gland assembly of FIG. 3;
fig. 6 is an enlarged view of a portion a in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.
Referring to fig. 1, the present invention provides a hydraulic briquetting apparatus, which includes a feeding apparatus 1, a pre-pressing apparatus 2 and a press 3. The feeding device 1 comprises a material conveying component 4 and a quantitative component 5 which are connected in sequence.
Referring to fig. 2, the press 3 includes a frame 31, a pressing cylinder 32 disposed in the frame 31, and a cold pressing mold 33, wherein a piston rod of the pressing cylinder 32 is connected to a pressing head 34, and the cold pressing mold 33 is provided with a cylindrical mold cavity 331. A notch 332 is formed in the side wall of the cold pressing die 33 in the horizontal direction, and the prepressing device 2 is connected outside the notch 332.
Referring to fig. 3 and 4, the pre-pressing device 2 includes a pre-pressing cylinder 21, a pre-pressing chamber 22, and a pre-pressing head 23 driven by the pre-pressing cylinder 21. The pre-pressing cylinder 21 comprises a first cylinder body 211 and a first piston rod 212, and the pre-pressing cavity 22 is arranged at the front end of the first cylinder body 211. The upper end of the pre-pressing cavity 22 is provided with a blanking port 221, the material enters the pre-pressing cavity 22 through the blanking port 221, and the pre-pressing cylinder 21 pushes the material into the die cavity 331 of the cold pressing die 33. The pre-pressing device 2 provides a certain pressing force for the materials while pushing the materials, and the material amount of single pressing is improved.
In order to provide effective extrusion force for the material in the die cavity 331, the front end surface of the pre-pressing head 23 is provided with an arc surface 231 matched with the inner wall of the cold pressing die 33. After the material is pushed into the cold pressing mold 33, the ejection state of the first piston rod 212 is maintained, and the end surface of the pre-pressing head 23 is aligned with the inner wall of the cold pressing mold 33. When the pressing cylinder 32 presses, the prepressing cylinder 21 provides a lateral restraining force to the material through the prepressing head 23, so as to prevent the material from extruding out of the cut 332.
The blanking port 221 is provided with a blanking hopper 24, and the blanking hopper 24 is provided with a reversible gland assembly 25. The gland assembly 25 is used for pressing the material in the blanking hopper 24 into the pre-pressing cavity 22 to provide a downward pressure for the material; meanwhile, when the pre-pressing cylinder 21 pushes the material forward, the flip component closes the blanking port 221 to provide a downward constraining force, so that the material is prevented from being ejected from the blanking port 221, and the reliability of the pre-pressing device 2 is improved.
Referring to fig. 4 and 5, the pressing cover assembly 25 includes a pressing cover 251 hinged to the blanking hopper 24, and a turning cylinder 252 for driving the pressing cover 251 to turn. The turning cylinder 252 includes a second cylinder body and a second piston rod, the second cylinder body is fixed to the frame 31 of the press 3, and the second piston rod is hinged to the middle of the pressing cover 251. The gland 251 comprises a bottom plate, a reinforcing rib and a hinge joint, wherein the reinforcing rib and the hinge joint are arranged on the top surface of the bottom plate. And after the second piston rod is ejected out, applying an inclined downward constraint force to the material. The gland assembly 25 is arranged on the front end surface and/or the rear end surface of the blanking hopper 24. The two oppositely disposed gland assemblies 25 provide two directional forces that reduce the tonnage of a single inversion cylinder 252 while improving the restraint effect.
In summary, a certain downward pre-pressure is provided to the material by the gland assembly 25, and a front-back pre-pressure is provided to the material by the pre-pressure cylinder 21, so as to initially compress the material and improve the single pressing amount.
A hollow hole 222 is formed in the bottom surface of the pre-pressing cavity 22, the hollow hole 222 is disposed near one side of the pre-pressing cylinder 21, and a material collecting hopper (not shown in the drawings) is disposed below the hollow hole 222. The hollow hole 222 is arranged close to one side of the prepressing cylinder 21, when the prepressing head 23 is reset, the residual material in the prepressing cavity 22 is scraped away, and falls into the collecting hopper from the hollow hole 222, so that the situation that the material in the prepressing cavity 22 rubs with the prepressing head 23 to cause large running resistance, even the prepressing head 23 is stuck is avoided.
In order to avoid the deviation of the prepressing head 23 in the movement of the prepressing cavity 22, a guide strip 26 is arranged on the side surface of the prepressing cavity 22, and a groove matched with the guide strip 26 is arranged on the side surface of the prepressing head 23.
A hollow groove 223 is formed in the rear end face of the pre-pressing cavity 22, and a carriage 27 is arranged in the hollow groove 223; the carriage 27 is detachably connected with the pre-pressing head 23, and the pre-pressing head 23 can drive the carriage 27 to reciprocate. When the pre-pressing head 23 moves forwards, the carriage 27 can block the material from entering the rear of the pre-pressing head 23, so as to reduce the failure rate of the pre-pressing device 2. A supporting plate 28 is arranged on the outer side of the pre-pressing cavity 22, a guide wheel (not shown in the drawing) is arranged on the supporting plate 28, and the bottom surface of the carriage 27 is abutted against the guide wheel (not shown in the drawing) so that the friction force between the carriage 27 and the guide wheel (not shown in the drawing) is rolling friction force.
Further, the drop hopper 24 includes a front baffle 241, a rear baffle 242, a left baffle 244 and a right baffle 243 which are obliquely arranged. The front baffle 241 and the rear baffle 242 are inclined backward, so that the material falls into the blanking hopper 24, can automatically slide into the pre-pressing cavity 22, and tends to move forward.
The bottom surface of the front baffle 241 and/or the rear baffle 242 is provided with a scraper 29, the scraper 29 is arranged obliquely, and the distance between the scraper 29 and the carriage 27 is 3-10 mm. The scraper 29 is hinged with the front baffle 241 or the rear baffle 242, and the front baffle 241 or the rear baffle 242 is arranged in a backward inclining way. When the prepressing head 23 moves backwards, the scraper 29 can scrape off the material remained on the carriage 27, so that the material falls into the prepressing cavity 22, and the carriage 27 is prevented from being stuck.
Referring to fig. 6, the dosing assembly 5 includes a frame 51, a weighing hopper 52 disposed inside the frame 51, and a swingable closing plate 53 disposed below the weighing hopper 52. The quantitative assembly 5 is arranged right above the blanking hopper 24. During blanking, the swinging closing plate 53 swings to enable the materials to fall into the blanking hopper 24. By adopting the metering hopper 52, the constant weight briquetting of materials can be realized so as to adapt to materials with different densities, a pressing standard is formed, and the pressing efficiency is improved.
The swingable closing plate 53 includes two vertical support plates 531, an arc-shaped bottom plate 533 connecting the two vertical support plates, and a swing cylinder 534 connected to the vertical support plates 531. The swing cylinder 534 includes a third cylinder and a third piston rod, the third cylinder is connected to the frame body 51, and the third piston rod is connected to the vertical support plate 531. The end surface profile of the blanking barrel 521 of the measuring hopper 52 is matched with the arc shape of the arc bottom plate 533, so that the materials are not exposed and clamped on the arc bottom plate 533.
Referring to fig. 2, the feeding assembly 4 includes a bin 41, a screw conveyer 42 is disposed in an inner cavity of the bin 41, and a discharge hole 411 is disposed at a lower end of the screw conveyer 42. A lifting conveyor 43 is arranged under the discharge port 411, and the lifting conveyor 43 comprises a plurality of conveying rollers and a belt sleeved on the conveying rollers.
Referring to fig. 3, the press 3 is further provided with a material pushing device 6, and the material pushing device 6 is arranged below the pre-pressing cylinder 21; the pushing device 6 comprises a pushing cylinder 61 and a pushing plate 62 pushed by the pushing cylinder 61; when the pressing cylinder 32 presses materials, the push plate 62 is located under the discharge hole of the cold pressing die 33 to serve as the bottom plate of the cold pressing die 33, and the structure of the cold pressing die 33 is simplified.
Correspondingly, the invention also provides a pressing process of the hydraulic block device, which comprises the following steps:
s01, keeping the free end of the material pushing cylinder 61 in an extending state, and positioning the push plate 62 below the cold-pressing die 33, so that the push plate 62 simultaneously serves as a bottom plate of the cold-pressing die 33;
s02, the swing cylinder 534 is kept in the initial state, and the arc bottom plate 533 abuts against the end surface of the dropping barrel 521;
s03, the material falls onto the lifting conveyor 43 from the storage bin, and the lifting conveyor 43 drives the material to be conveyed to fall into the metering hopper 52 through the belt;
s04, the quantitative component 5 measures the weight of the steel slag, and after the weight reaches a preset weight, the swinging cylinder 534 drives the swinging closing plate 53 to rotate, so that the material enters the pre-pressing cavity 22;
s05, ejecting a piston rod of the overturning cylinder 252, overturning the gland 251 to be horizontal, and pressing the material in the blanking hopper 24 into the pre-pressing cavity 22;
s06, the pre-pressing cylinder 21 pushes the pre-pressing head 23 to move forward, so as to press the pre-pressing head 23 into the cold-pressing mold 33, and maintain the alignment state of the pre-pressing head 23 and the inner wall of the cold-pressing mold 33;
s07, pressing the material into a block by the pressing cylinder 32, driving the push plate 62 to retract by the material pushing cylinder 61, and further pressing the pressing cylinder 32 to extrude the block;
s08, the pressing cylinder 32, the material pushing cylinder 61, the pre-pressing cylinder 21, the overturning cylinder 252 and the swinging cylinder 534 are reset.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. A hydraulic pressure block device is characterized by comprising a feeding device, a prepressing device and a press; the press comprises a press frame, a pressing cylinder and a cold pressing die;
the feeding device comprises a material conveying component and a quantitative component which are connected in sequence;
the prepressing device comprises a prepressing cylinder and a prepressing head, the prepressing cylinder is horizontally arranged, the prepressing head is driven by the prepressing cylinder, a prepressing cavity is arranged at the front end of the prepressing cylinder, and a notch is formed in the cold-pressing die so as to enable the prepressing cavity to be communicated with a die cavity of the cold-pressing die;
the front end face of the pre-pressing head is an arc face matched with the inner wall of the cold pressing die, and when the pressing cylinder presses materials, the arc face is aligned with the inner wall of the cold pressing die;
a blanking port is formed in the top of the pre-pressing cavity, a blanking hopper is arranged on the blanking port, and the blanking hopper is provided with a turnover gland assembly;
a hollow hole is formed in the bottom surface of the prepressing cavity, the hollow hole is arranged close to one side of the prepressing cylinder, and a material collecting hopper is arranged below the hollow hole;
a hollow groove is formed in the rear end face of the pre-pressing cavity, a carriage is arranged in the hollow groove, and the carriage is detachably connected with the pre-pressing head;
the blanking hopper comprises a front baffle, a rear baffle, a left baffle and a right baffle which are obliquely arranged; and the bottom surfaces of the front baffle and/or the rear baffle are/is provided with a scraper which is used for scraping materials remained on the planker into a prepressing cavity when the prepressing head moves backwards.
2. The hydraulic briquetting apparatus of claim 1, wherein the gland assembly is provided at a front end face and/or a rear end face of the drop hopper;
the gland assembly comprises a gland hinged with the blanking hopper and an overturning cylinder for driving the gland to overturn;
the gland comprises a bottom plate, a reinforcing rib and a hinge joint, wherein the reinforcing rib and the hinge joint are arranged on the top surface of the bottom plate.
3. The hydraulic briquetting apparatus of claim 1, wherein the side of the pre-briquetting chamber is provided with a guide bar, and the side of the pre-briquetting head is provided with a groove adapted to the guide bar.
4. The hydraulic briquetting apparatus of claim 3, wherein a support plate is provided outside the pre-briquetting chamber, a guide wheel is provided on the support plate, and the bottom surface of the carriage abuts against the guide wheel.
5. The hydraulic briquetting apparatus of claim 1, wherein the scraper is inclined and spaced from the carriage by 3-10 mm.
6. A hydraulic briquetting apparatus according to claim 2, wherein the metering assembly includes a frame, a hopper located within the frame and a swingable closure plate located below the hopper.
7. The hydraulic briquetting apparatus of claim 6 wherein the swingable sealing plate includes a left support plate, a right support plate, an arc-shaped bottom plate, and a swing cylinder connected to the left support plate and/or the right support plate;
the end surface profile of the blanking barrel of the metering hopper is matched with the arc-shaped bottom plate.
8. The hydraulic briquetting apparatus of claim 7, wherein the feed delivery assembly includes:
the inner cavity of the storage bin is provided with a spiral conveyor, and the lower end of the storage bin is provided with a discharge hole;
the lifting conveyor is arranged under the discharge port and comprises a plurality of conveying rollers and a plurality of belts sleeved on the conveying rollers.
9. The hydraulic briquetting apparatus of claim 8, wherein the press is further provided with a pusher device disposed below the pre-pressing cylinder;
the pushing device comprises a pushing cylinder and a push plate pushed by the pushing cylinder;
when the material is pressed, the push plate is positioned under the discharge port of the cold pressing die.
10. The pressing process of a hydraulic briquetting apparatus according to claim 9, including the steps of:
s01, keeping the free end of the material pushing cylinder in an extending state, and enabling the push plate to be located below the cold pressing die;
s02, the swing cylinder keeps an initial state, and the arc-shaped bottom plate is abutted to the end face of the blanking barrel;
s03, the material falls onto the lifting conveyor from the bin, and the lifting conveyor drives the material to fall into the weighing hopper;
s04, the quantitative component measures the weight of the steel slag, and after the weight reaches a preset weight, the swinging cylinder drives the swinging sealing plate to rotate so that the material enters the pre-pressing cavity;
s05, ejecting a piston rod of the turnover cylinder, turning the gland to be horizontal, and pressing the material in the blanking hopper into the pre-pressing material cavity;
s06, the pre-pressing cylinder pushes the pre-pressing head to move forwards, the bin is pressed into the cold-pressing die, and the state that the pre-pressing head is aligned with the inner wall of the cold-pressing die is kept;
s07, pressing the material into a lump material by pressing the pressing cylinder downwards, driving the push plate to retreat by the material pushing cylinder, and further pressing the pressing cylinder downwards to extrude the lump material;
and S08, resetting the pressing cylinder, the material pushing cylinder, the pre-pressing cylinder, the overturning cylinder and the swinging cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074833.1A CN111113989B (en) | 2019-11-06 | 2019-11-06 | Hydraulic pressure block device and pressing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074833.1A CN111113989B (en) | 2019-11-06 | 2019-11-06 | Hydraulic pressure block device and pressing process thereof |
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| CN111113989A CN111113989A (en) | 2020-05-08 |
| CN111113989B true CN111113989B (en) | 2022-04-12 |
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| CN201911074833.1A Active CN111113989B (en) | 2019-11-06 | 2019-11-06 | Hydraulic pressure block device and pressing process thereof |
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| CN113428633A (en) * | 2021-07-29 | 2021-09-24 | 广东科达液压技术有限公司 | Pushing device and metal briquetting machine |
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| DE102012104954A1 (en) * | 2012-06-08 | 2013-12-12 | jöma GmbH | Pressing device for compacting dust-like, powdery or chip-like particles, preferably metal chips, comprises stamping device having press ram, die set device with first matrix form having two die openings and die cavity, and base element |
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| CN110103499A (en) * | 2019-04-24 | 2019-08-09 | 佛山市科达液压机械有限公司 | A kind of steel slag press and its pressing process |
| CN209409388U (en) * | 2018-07-28 | 2019-09-20 | 江苏大隆凯科技有限公司 | Waste material precompressed mechanism with weighing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201841684U (en) * | 2010-09-10 | 2011-05-25 | 江阴市瑞丰液压机械有限公司 | Scrap metal briquetting machine |
| DE102012104954A1 (en) * | 2012-06-08 | 2013-12-12 | jöma GmbH | Pressing device for compacting dust-like, powdery or chip-like particles, preferably metal chips, comprises stamping device having press ram, die set device with first matrix form having two die openings and die cavity, and base element |
| CN103213300A (en) * | 2013-04-27 | 2013-07-24 | 江阴市瑞丰液压机械有限公司 | Briquetting machine and briquetting method for loose metallic scraps |
| CN104909175A (en) * | 2015-06-15 | 2015-09-16 | 泉州东山机械有限公司 | Lead waste briquetting machine |
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| Publication number | Publication date |
|---|---|
| CN111113989A (en) | 2020-05-08 |
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