CN110293703B - Machining extrusion device for mine - Google Patents
Machining extrusion device for mine Download PDFInfo
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- CN110293703B CN110293703B CN201910581140.5A CN201910581140A CN110293703B CN 110293703 B CN110293703 B CN 110293703B CN 201910581140 A CN201910581140 A CN 201910581140A CN 110293703 B CN110293703 B CN 110293703B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/42—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by magnetic means, e.g. electromagnetic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/04—Frames; Guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
- B30B15/062—Press plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/28—Presses specially adapted for particular purposes for forming shaped articles
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Abstract
The invention belongs to the technical field of machining for mines, in particular to a machining extrusion device for mines, which aims at solving the problems of complex operation, poor extrusion effect, low extrusion efficiency and unstable operation process of the existing extrusion device and provides the following scheme, which comprises a fixing piece, a base and a driving mechanism; the driving mechanism is vertically arranged in the fixing piece; the guide pieces are vertically arranged on two sides of the driving mechanism and are connected with the fixing piece and the base; the first extrusion plate is arranged on the driving mechanism; the first extrusion plate and the second extrusion plate are respectively connected with the guide piece in a sliding manner; the first elastic piece is connected with the first extrusion plate and the second extrusion plate; the bottom of the first extrusion plate is provided with a first magnetic part, and the top of the second extrusion plate is provided with a second magnetic part; the top of the supporting plate is provided with a clamping device, and the bottom of the supporting plate is provided with a connecting piece. The extrusion device is simple and convenient to operate, stable in operation process, good in extrusion effect, high in extrusion efficiency, time-saving and labor-saving, and capable of remarkably improving production efficiency.
Description
Technical Field
The invention relates to the technical field of machining for mines, in particular to a machining extrusion device for a mine.
Background
The mining machinery is various in types, the mining machinery equipment refers to machinery specially engaged in mining, mineral separation and prospecting, a large number of cranes, conveyors, ventilators, drainage machines and the like applied in mining operation are collectively called as mining machinery equipment, and part of mining machinery parts are often required to be extruded in the processing process;
the existing mechanical processing extrusion device for the mine is complex in operation, poor in extrusion effect, low in extrusion efficiency and unstable in operation process, and further influences production efficiency and product quality.
Disclosure of Invention
The machining extrusion device for the mine is simple and convenient to operate, convenient to use, stable in extrusion process, good in extrusion effect, high in extrusion efficiency, time-saving and labor-saving, and capable of remarkably improving production efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mechanical processing extrusion device for mines comprises a fixing piece, a base, a driving mechanism, a first extrusion plate, a second extrusion plate, a guide piece, a first elastic piece, a supporting plate, a second sliding piece, a first rotating piece, a second fixing rod, a third elastic piece, a first connecting block, a second rotating piece, a fifth elastic piece and a trapezoidal piece; the fixing piece is arranged on the base, and an explosion-proof door is arranged on the fixing piece; the driving mechanism is vertically arranged in the fixing piece; the guide pieces are vertically arranged on two sides of the driving mechanism and are connected with the fixing piece and the base; the first extrusion plate is arranged on the driving mechanism; the first extrusion plate and the second extrusion plate are respectively connected with the guide piece in a sliding manner, and the second extrusion plate is positioned right below the first extrusion plate; the first elastic piece is vertically arranged and connected with the first extrusion plate and the second extrusion plate; the bottom of the first extrusion plate is provided with a first magnetic part, the top of the second extrusion plate is provided with a second magnetic part, and the magnetic poles of the surfaces, close to each other, of the first magnetic part and the second magnetic part are the same;
the supporting plate is positioned right below the second extrusion plate and is in sliding connection with the guide piece; the top of the supporting plate is provided with a clamping device, and the bottom of the supporting plate is provided with a connecting piece;
a groove with an upward opening is arranged on the base; the second fixed rod is vertically arranged in the groove, a third sliding part is arranged on the second fixed rod in a sliding mode, and a limiting part is arranged at the top end of the second fixed rod; the first rotating piece is rotatably arranged on two sides of the third sliding piece, and the second sliding piece is slidably arranged on two sides of the connecting piece; the first rotating piece is rotatably connected with the second sliding piece; the third elastic piece is sleeved on the periphery of the second fixed rod and connected with the third sliding piece;
connecting rods are arranged on two sides of the third sliding piece; the trapezoidal piece is arranged in the groove in a sliding mode and is positioned on two sides of the third sliding piece; one surfaces of the two trapezoidal pieces facing the third sliding piece are inclined surfaces, and the connecting rod is connected with the trapezoidal pieces in a sliding mode;
the first connecting block is positioned right above the second connecting block, the first connecting block and the second connecting block are respectively and rotatably connected with the trapezoidal piece through the second rotating piece, and the first connecting block and the second connecting block are respectively and rotatably connected with the base through the second rotating piece; the fifth elastic piece is vertically arranged and connected with the first connecting block and the second connecting block.
Preferably, the bottom of the fixing part is provided with universal wheels.
Preferably, the explosion door is vertically provided with a visual window.
Preferably, the drive mechanism is a hydraulic cylinder.
Preferably, the guide wheels are arranged on two sides of the first extrusion plate and the second extrusion plate, the fixing piece is vertically provided with a slide rail, and the guide wheels are connected with the slide rail in a sliding manner.
Preferably, the first magnetic member and the second magnetic member are permanent magnets.
Preferably, the two clamping pieces are provided with anti-slip sleeves on the surfaces close to each other.
Preferably, the clamping device comprises a first fixed rod, a first sliding part, a second elastic part and a clamping part;
the top of the supporting plate is transversely provided with a sliding chute, and the first fixing rod is transversely arranged in the sliding chute; the clamping piece is longitudinally arranged and connected with the first sliding piece; the first sliding parts are arranged at two ends of the first fixed rod in a sliding way and positioned in the sliding grooves; the second elastic piece is sleeved on the periphery of the first fixed rod and connected with the two first sliding pieces.
Preferably, the connecting rod is provided with a roller, the inclined plane of the trapezoidal piece is provided with a guide limiting groove, and the roller is sunk into the guide limiting groove and is in rolling connection with the trapezoidal piece.
Preferably, the base is transversely provided with a sliding groove and a third fixing rod, and the third fixing rod is positioned in the sliding groove; a fourth sliding part is arranged at the bottom of the trapezoidal part, is positioned in the sliding groove and is in sliding connection with the third fixed rod; the periphery of the third fixed rod is sleeved with a fourth elastic piece, and the fourth elastic piece is connected with two fourth sliding pieces.
Compared with the prior art, the invention has the beneficial effects that:
the second elastic piece is in a stretching state and exerts tension on the two clamping pieces through the first sliding piece, and the two clamping pieces clamp the object to be extruded, so that the object is prevented from sliding in the extrusion process, and the stability of the extrusion process is facilitated;
the driving mechanism enables the first extrusion plate and the second extrusion plate to vertically move downwards, and the guide piece plays a role in guiding, so that the moving process and the extrusion process are stabilized; the second extrusion plate is matched with the support plate and extrudes the object, so that the extrusion effect is good;
the first elastic piece is in a compressed state and applies vertical downward pressure to the second extrusion plate, the second extrusion plate is subjected to downward thrust by the first magnetic piece and the second magnetic piece due to the principle that like poles repel each other, and the second extrusion plate applies vertical downward pressure to an object, so that the extrusion effect can be obviously improved;
the third sliding part applies a vertical upward thrust to the connecting part through the first rotating part, so that the vertical upward thrust is applied to the supporting plate, the supporting plate applies the vertical upward thrust to the object, and the extrusion effect is further improved;
the extrusion device is simple and convenient to operate, convenient to use, stable in extrusion process, good in extrusion effect, high in extrusion efficiency, time-saving and labor-saving, and capable of remarkably improving production efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a mining machining extrusion device provided by the invention;
FIG. 2 is a front view of a mining machining press according to the present invention;
fig. 3 is a partially enlarged view of a portion a of a machining and pressing device for a mine according to the present invention.
In the figure: 1. a fixing member; 2. a base; 3. an explosion vent; 4. a visual window; 5. a universal wheel; 6. a drive mechanism; 7. a first squeeze plate; 8. a second compression plate; 9. a guide member; 10. a first elastic member; 11. a slide rail; 12. a guide wheel; 13. a first magnetic member; 14. a second magnetic member; 15. a support plate; 16. a first fixing lever; 17. a first slider; 18. a second elastic member; 19. a clamping member; 20. an anti-slip sleeve; 21. a second slider; 22. a first rotating member; 23. a second fixing bar; 24. a third slider; 25. a connecting rod; 26. a roller; 27. a guide limit groove; 28. a third elastic member; 29. a fourth slider; 30. a third fixing bar; 31. a fourth elastic member; 32. a first connection block; 33. a second connecting block; 34. a second rotating member; 35. a fifth elastic member; 36. a connecting member; 37. a limiting member; 38. a ladder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 3, a machining extrusion device for a mine includes a fixed member 1, a base 2, a driving mechanism 6, a first extrusion plate 7, a second extrusion plate 8, a guide member 9, a first elastic member 10, a support plate 15, a second sliding member 21, a first rotating member 22, a second fixing rod 23, a third elastic member 28, a first connecting block 32, a second connecting block 33, a second rotating member 34, a fifth elastic member 35, and a trapezoidal member 38; the fixed part 1 is arranged on the base 2, and the fixed part 1 is provided with an explosion door 3; the driving mechanism 6 is vertically arranged in the fixing piece 1; the guide parts 9 are vertically arranged at two sides of the driving mechanism 6 and are connected with the fixing part 1 and the base 2; the first extrusion plate 7 is arranged on the driving mechanism 6; the first extrusion plate 7 and the second extrusion plate 8 are respectively connected with the guide member 9 in a sliding manner, and the second extrusion plate 8 is positioned right below the first extrusion plate 7; the first elastic piece 10 is vertically arranged and connected with the first extrusion plate 7 and the second extrusion plate 8; a first magnetic part 13 is arranged at the bottom of the first extrusion plate 7, a second magnetic part 14 is arranged at the top of the second extrusion plate 8, and the magnetic poles of the surfaces, close to each other, of the first magnetic part 13 and the second magnetic part 14 are the same;
the supporting plate 15 is positioned right below the second extrusion plate 8 and is connected with the guide piece 9 in a sliding way; the top of the supporting plate 15 is provided with a clamping device, and the bottom is provided with a connecting piece 36;
the clamping device comprises a first fixed rod 16, a first sliding part 17, a second elastic part 18 and a clamping part 19; the top of the supporting plate 15 is transversely provided with a sliding chute, and the first fixing rod 16 is transversely arranged in the sliding chute; the clamping piece 19 is longitudinally arranged and connected with the first sliding piece 17; the first sliding part 17 is arranged at two ends of the first fixing rod 16 in a sliding way; the second elastic element 18 is sleeved on the periphery of the first fixed rod 16 and connected with the two first sliding elements 17;
a groove with an upward opening is arranged on the base 2; the second fixing rod 23 is vertically arranged in the groove, the second fixing rod 23 is provided with a third sliding part 24 in a sliding manner, and the top end of the second fixing rod is provided with a limiting part 37; the first rotating part 22 is rotatably arranged at two sides of the third sliding part 24, and the second sliding part 21 is slidably arranged at two sides of the connecting part 36; the first rotating part 22 is rotatably connected with the second sliding part 21; the third elastic element 28 is sleeved on the periphery of the second fixed rod 23 and connected with the third sliding element 24;
connecting rods 25 are arranged on two sides of the third sliding part 24; the trapezoidal piece 38 is arranged in the groove in a sliding manner and is positioned at two sides of the third sliding piece 24; one surface of the two trapezoidal parts 38 facing the third sliding part 24 is an inclined surface, and the connecting rod 25 is connected with the trapezoidal parts 38 in a sliding manner;
the first connecting block 32 is positioned right above the second connecting block 33, the first connecting block 32 and the second connecting block 33 are respectively and rotatably connected with the trapezoidal member 38 through the second rotating member 34, and the first connecting block 32 and the second connecting block 33 are respectively and rotatably connected with the base 2 through the second rotating member 34; the fifth elastic member 35 is vertically disposed and connects the first connection block 32 and the second connection block 33;
a sliding groove and a third fixing rod 30 are transversely arranged on the base 2, and the third fixing rod 30 is positioned in the sliding groove; a fourth sliding part 29 is arranged at the bottom of the trapezoidal part 38, and the fourth sliding part 29 is positioned in the sliding groove and is in sliding connection with the third fixing rod 30; the periphery of the third fixing rod 30 is sleeved with a fourth elastic member 31, and the fourth elastic member 31 is connected with the two fourth sliding members 29.
In an optional embodiment, the bottom of the fixing part 1 is provided with a universal wheel 5, and the universal wheel 5 is provided with a foot brake, so that the extrusion device is convenient to move, and the flexibility is better.
In an optional embodiment, the explosion door 3 is vertically provided with a visual window 4, so that the extrusion condition can be conveniently and visually known, and the extrusion process can be conveniently controlled.
In an alternative embodiment, the drive mechanism 6 is a hydraulic cylinder.
In an alternative embodiment, guide wheels 12 are arranged on two sides of the first squeezing plate 7 and the second squeezing plate 8, a slide rail 11 is vertically arranged on the fixing member 1, and the guide wheels 12 are slidably connected with the slide rail 11, so that the stability of the vertical moving process of the first squeezing plate 7 and the second squeezing plate 8 is facilitated.
In an alternative embodiment, the first magnetic member 13 and the second magnetic member 14 are permanent magnets, and have strong magnetic attraction, are not easy to demagnetize, and have a long service life.
In an alternative embodiment, the clamping members 19 are provided with anti-slip covers 20 on their sides adjacent to each other.
In an alternative embodiment, the connecting rod 25 is provided with a roller 26, the inclined surface of the trapezoidal member 38 is provided with a guide limiting groove 27, and the roller 26 is sunk into the guide limiting groove 27 and is in rolling connection with the trapezoidal member 38. When connecting rod 25 moves down and extrudes trapezoidal piece 38, gyro wheel 26 slides along direction spacing groove 27, makes the removal process of connecting rod 25 more stable to direction spacing groove 27 still plays limiting displacement, avoids gyro wheel 26 and trapezoidal piece 38 to separate.
When the device is used, an object to be extruded is placed on the supporting plate 15, the second elastic piece 18 is in a stretching state and applies tension to the two clamping pieces 19 through the first sliding piece 17, and the two clamping pieces 19 clamp the object to be extruded, so that the object is prevented from sliding in the extrusion process, and the stability of the extrusion process is facilitated;
the driving mechanism 6 enables the first extrusion plate 7 and the second extrusion plate 8 to vertically move downwards, and the guide piece 9 plays a role in guiding, so that the moving process and the extrusion process are stable; the second extrusion plate 8 is matched with the support plate 15 to extrude the object, so that the extrusion effect is good;
when in extrusion, the first elastic part 10 is in a compressed state and applies vertical downward pressure to the second extrusion plate 8, the first magnetic part 13 and the second magnetic part 14 enable the second extrusion plate 8 to be subjected to downward thrust due to the principle that like poles repel each other, and the second extrusion plate 8 applies vertical downward pressure to an object, so that the extrusion effect can be obviously improved;
the third elastic element 28 is in compression and exerts a vertical upward thrust on the third slider 24; the fourth elastic element 31 is in a stretched state and exerts a pulling force on the two trapezoidal elements 38 through the fourth sliding element 29, and further exerts an upward pushing force on the third sliding element 24 through the connecting rod 25; the fifth elastic member 35 is in a stretched state and applies a pulling force to the first connecting block 32 and the second connecting block 33, thereby applying a pushing force to the trapezoidal member 38, and then applying an upward pushing force to the third sliding member 24 through the connecting rod 25; the third sliding part 24 applies a vertical upward thrust to the connecting part 36 through the first rotating part 22, so that the vertical upward thrust is applied to the supporting plate 15, and the supporting plate 15 applies the vertical upward thrust to the object, so that the extrusion effect is further improved;
the extrusion device is simple and convenient to operate, convenient to use, stable in extrusion process, good in extrusion effect, high in extrusion efficiency, time-saving and labor-saving, and capable of remarkably improving production efficiency.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A mechanical processing extrusion device for mines comprises a fixed part (1), a base (2), a driving mechanism (6), a first extrusion plate (7), a second extrusion plate (8), a guide part (9), a first elastic part (10), a support plate (15), a second sliding part (21), a first rotating part (22), a second fixed rod (23), a third elastic part (28), a first connecting block (32), a second connecting block (33), a second rotating part (34), a fifth elastic part (35) and a trapezoidal part (38), and is characterized in that the fixed part (1) is arranged on the base (2), and an explosion-proof door (3) is arranged on the fixed part (1); the driving mechanism (6) is vertically arranged in the fixing piece (1); the guide pieces (9) are vertically arranged on two sides of the driving mechanism (6) and are connected with the fixing piece (1) and the base (2); the first extrusion plate (7) is arranged on the driving mechanism (6); the first extrusion plate (7) and the second extrusion plate (8) are respectively connected with the guide piece (9) in a sliding manner, and the second extrusion plate (8) is positioned right below the first extrusion plate (7); the first elastic piece (10) is vertically arranged and connected with the first extrusion plate (7) and the second extrusion plate (8); a first magnetic part (13) is arranged at the bottom of the first extrusion plate (7), a second magnetic part (14) is arranged at the top of the second extrusion plate (8), and the magnetic poles of the surfaces, close to each other, of the first magnetic part (13) and the second magnetic part (14) are the same;
the supporting plate (15) is positioned right below the second extrusion plate (8) and is in sliding connection with the guide piece (9); the top of the supporting plate (15) is provided with a clamping device, and the bottom is provided with a connecting piece (36); the clamping device comprises a first fixed rod (16), a first sliding part (17), a second elastic part (18) and a clamping part (19); the top of the supporting plate (15) is transversely provided with a sliding groove, and the first fixing rod (16) is transversely arranged in the sliding groove; the clamping piece (19) is longitudinally arranged and is connected with the first sliding piece (17); the first sliding parts (17) are arranged at two ends of the first fixing rod (16) in a sliding way; the second elastic piece (18) is sleeved on the periphery of the first fixed rod (16) and connected with the two first sliding pieces (17);
a groove with an upward opening is arranged on the base (2); the second fixing rod (23) is vertically arranged in the groove, a third sliding piece (24) is arranged on the second fixing rod (23) in a sliding mode, and a limiting piece (37) is arranged at the top end of the second fixing rod; the first rotating piece (22) is rotatably arranged at two sides of the third sliding piece (24), and the second sliding piece (21) is slidably arranged at two sides of the connecting piece (36); the first rotating piece (22) is rotationally connected with the second sliding piece (21); the third elastic piece (28) is sleeved on the periphery of the second fixed rod (23) and is connected with the third sliding piece (24);
connecting rods (25) are arranged on two sides of the third sliding piece (24); the trapezoidal piece (38) is arranged in the groove in a sliding mode and is positioned on two sides of the third sliding piece (24); one surfaces of the two trapezoidal parts (38) facing the third sliding part (24) are inclined surfaces, and the connecting rod (25) is connected with the trapezoidal parts (38) in a sliding manner; the base (2) is transversely provided with a sliding groove and a third fixing rod (30), and the third fixing rod (30) is positioned in the sliding groove; a fourth sliding part (29) is arranged at the bottom of the trapezoidal part (38), and the fourth sliding part (29) is positioned in the sliding groove and is in sliding connection with a third fixing rod (30); a fourth elastic piece (31) is sleeved on the periphery of the third fixed rod (30), and the fourth elastic piece (31) is connected with two fourth sliding pieces (29);
the first connecting block (32) is positioned right above the second connecting block (33), the first connecting block (32) and the second connecting block (33) are respectively and rotatably connected with the trapezoidal piece (38) through the second rotating piece (34), and the first connecting block (32) and the second connecting block (33) are respectively and rotatably connected with the base (2) through the second rotating piece (34); the fifth elastic piece (35) is vertically arranged and connected with the first connecting block (32) and the second connecting block (33).
2. The mining machining extrusion device of claim 1, characterized in that universal wheels (5) are arranged at the bottom of the fixing member (1).
3. The mining machining extrusion device according to claim 1, characterized in that the explosion vent (3) is vertically provided with a visual window (4).
4. A mining machining press according to claim 1, characterised in that the drive mechanism (6) is a hydraulic cylinder.
5. The mining machining extrusion device according to claim 1, characterized in that guide wheels (12) are arranged on two sides of the first extrusion plate (7) and the second extrusion plate (8), slide rails (11) are vertically arranged on the fixing member (1), and the guide wheels (12) are slidably connected with the slide rails (11).
6. A mining machining press according to claim 1, characterised in that the first magnetic member (13) and the second magnetic member (14) are permanent magnets.
7. A mining machining extrusion apparatus according to claim 1 in which the clamping members (19) are provided with anti-slip covers (20) on their faces adjacent one another.
8. The mining machining extrusion device of claim 1, wherein the connecting rod (25) is provided with a roller (26), the inclined surface of the trapezoidal member (38) is provided with a guide limiting groove (27), and the roller (26) is sunk into the guide limiting groove (27) and is in rolling connection with the trapezoidal member (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581140.5A CN110293703B (en) | 2019-06-29 | 2019-06-29 | Machining extrusion device for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581140.5A CN110293703B (en) | 2019-06-29 | 2019-06-29 | Machining extrusion device for mine |
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| Publication Number | Publication Date |
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| CN110293703A CN110293703A (en) | 2019-10-01 |
| CN110293703B true CN110293703B (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910581140.5A Active CN110293703B (en) | 2019-06-29 | 2019-06-29 | Machining extrusion device for mine |
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| CN (1) | CN110293703B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111097777B (en) * | 2019-12-12 | 2021-05-28 | 湖州一环环保科技有限公司 | Compaction device for solid waste treatment convenient to use |
| CN112365797A (en) * | 2020-09-11 | 2021-02-12 | 江苏高明安光电有限公司 | Curved surface long strip-shaped screen display laminating device |
| CN113579042B (en) * | 2021-09-29 | 2021-11-30 | 南通祥昊机械制造有限公司 | Machining extrusion device for mine |
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| CN205700933U (en) * | 2016-04-20 | 2016-11-23 | 丁黎明 | A kind of bridge construction quickly crushes device with useless brick |
| CN207839717U (en) * | 2017-11-24 | 2018-09-11 | 河南建升汽车零部件有限公司 | A kind of auto parts and components processing press machine |
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|---|---|
| CN110293703A (en) | 2019-10-01 |
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