CN114453645A - Numerical control cutting machine - Google Patents
Numerical control cutting machine Download PDFInfo
- Publication number
- CN114453645A CN114453645A CN202210315087.6A CN202210315087A CN114453645A CN 114453645 A CN114453645 A CN 114453645A CN 202210315087 A CN202210315087 A CN 202210315087A CN 114453645 A CN114453645 A CN 114453645A
- Authority
- CN
- China
- Prior art keywords
- tool rest
- pull rod
- cutting machine
- crankshaft
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000010008 shearing Methods 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
- B23D15/04—Shearing machines or shearing devices cutting by blades which move parallel to themselves having only one moving blade
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
- B23D15/12—Shearing machines or shearing devices cutting by blades which move parallel to themselves characterised by drives or gearings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/36—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission in which a servomotor forms an essential element
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shearing Machines (AREA)
Abstract
The invention relates to a numerical control cutting machine which comprises a rack, an upper tool rest and a lower tool rest, wherein an upper blade is fixed on the upper tool rest, a lower blade is fixed on the lower tool rest, the lower tool rest is fixed on the rack, the upper tool rest is connected with the rack in a sliding manner, the upper tool rest is connected with the rack through a transmission mechanism, the transmission mechanism comprises a pull rod and a connecting sheet, one end of the pull rod is connected with a driving mechanism, the driving mechanism comprises a servo motor and a crankshaft wheel arm, and the wheel arm is connected with the pull rod through an adjusting sheet. The crankshaft bears the power transmitted by the output shaft, the power is converted into torque, the shearing force is increased through the pull rod to drive the upper tool rest to shear up and down, the shearing force of the shearing machine is improved, the structure is simplified, the energy consumption is reduced, and the control is convenient.
Description
Technical Field
The invention relates to the technical field of mechanical stamping and shearing plates, in particular to a numerical control cutting machine.
Background
The metal sheet stamping is carried out on the strip-shaped sheet material integrally, the sheet material with the corresponding shape is stamped on the strip-shaped sheet material according to needs, and the strip-shaped waste material after being stamped is cut into sheets through a numerical control cutting machine, so that the waste material can be collected and arranged in the later period conveniently. The existing cutting machine adopts gear transmission, and a motor drives a cutter to move up and down through a gear driving cutter frame, so that the structure is complex, the fault is easy to occur, the replacement frequency of parts is high, the generated energy consumption is too much, and the control is not easy.
Disclosure of Invention
Aiming at the defects in the background technology, the invention provides a numerical control cutting machine and overcomes the defects.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a numerical control cutting machine, includes frame, top rest and lower knife rest, be fixed with the top blade on the top rest, be fixed with the lower blade on the lower knife rest, the lower knife rest is fixed in the frame, sliding connection between top rest and the frame, be connected through drive mechanism between top rest and the frame, drive mechanism includes pull rod and connection piece, actuating mechanism is connected to the one end of pull rod, actuating mechanism includes servo motor, bent axle wheel arm, be connected through the trimmer between wheel arm and the pull rod.
The servo motor is connected with a gearbox, and an output shaft of the gearbox is connected with a crankshaft; the crankshaft comprises a connecting end, an eccentric shaft and a fixed end which are sequentially arranged, the eccentric shaft is connected with an eccentric wheel bearing seat, a tile shaft is arranged between the eccentric wheel bearing seat and the eccentric shaft 522, and the eccentric wheel bearing seat is connected with a wheel arm; the adjusting sheet is connected with the pull rod in a rotating way.
A box body base is fixed on the rack, a protective box is arranged on the box body base, the crankshaft extends into the protective box, a bearing is arranged between the crankshaft and the protective box, and a blank cap is arranged at the end of the crankshaft.
The periphery of the tile shaft is provided with an annular groove, the bottom of the annular groove is provided with a through hole, the inner wall of the tile shaft is provided with oil grooves which are arranged in a crossed manner, and at least one cross point is positioned at the through hole; the upper surface of eccentric bearing frame is equipped with the oil filler point, the oil filler point is relative with the ring channel, the upper surface of guard box is equipped with the opening.
The frame comprises a cross beam positioned at the upper end part of the frame, the connecting sheets are positioned above and below the pull rod and are rotationally connected with the pull rod, the connecting sheets positioned above the pull rod are connected with the cross beam in a transferring manner, and the connecting sheets positioned below the pull rod are rotationally connected with the upper tool rest.
Two side surfaces of the upper tool rest are provided with sliding blocks; the frame is provided with a sliding groove, the sliding block is matched with the sliding groove, and a regulating block is arranged on one side wall of the sliding groove.
The upper blade of the upper blade frame device is arranged in an inverted V-shaped structure, the upper blade comprises two pieces, the upper blade is arranged in an inverted V-shaped structure, and the V-shaped included angle is 170-178 degrees.
The upper tool rest is provided with a cover plate, and reinforcing ribs are arranged above and below the cover plate.
The lower tool rest is provided with a supporting plate, reinforcing ribs are arranged below the supporting plate, and the cover plate and the supporting plate are respectively positioned on two sides of the rack.
The beam comprises a body and two side plates positioned above the body, and uniformly distributed partition plates are arranged between the two side plates; the two ends of the side plate are provided with end side plates perpendicular to the side plate, and a reinforcing rib is arranged between the end side plate and the body.
Due to the adoption of the technical scheme, the problems that the existing cutting machine is complex in structure through gear transmission and high in energy consumption and is not easy to control are effectively solved. The crankshaft bears the power transmitted by the output shaft, the power is converted into torque, the shearing force is increased through the pull rod, the upper tool rest is driven to shear up and down, the shearing force of the shearing machine is improved, the structure is simplified, the energy consumption is reduced, and the control is convenient.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially broken away schematic view of the drive mechanism.
FIG. 3 is a schematic illustration of the crankshaft connection disassembled.
Fig. 4 is a sectional schematic view of the bearing shell.
Fig. 5 is a schematic structural view of the upper and lower tool holders.
Fig. 6 is a front view of the upper blade holder.
Fig. 7 is a disassembled schematic view of the sliding connection of the upper tool rest and the machine frame.
Fig. 8 is a rear view structural diagram of the present invention.
Detailed Description
Referring to fig. 1-8, the invention discloses a numerical control cutting machine, which comprises a frame 1, an upper tool rest 2 and a lower tool rest 3, wherein an upper blade 21 is fixed on the upper tool rest 2, a lower blade 31 is fixed on the lower tool rest 3, the lower tool rest 3 is fixed on the frame 1, the upper tool rest 2 is connected with the frame 1 in a sliding manner, the upper tool rest 2 is connected with the frame 1 through a transmission mechanism 4, the transmission mechanism 4 comprises a pull rod 41 and a connecting sheet 42, one end of the pull rod 41 is connected with a driving mechanism 5, the driving mechanism 5 comprises a servo motor 51, a crankshaft 52 and a wheel arm 53, and the wheel arm 53 is connected with the pull rod 41 through an adjusting sheet 54.
The servo motor 51 is connected with a gearbox 55, and an output shaft of the gearbox 55 is connected with a crankshaft 52; the crankshaft 52 comprises a connecting end 521, an eccentric shaft 522 and a fixed end 523 which are sequentially arranged, the eccentric shaft 522 is connected with an eccentric wheel bearing seat 60, a bush shaft 6 is arranged between the eccentric wheel bearing seat 60 and the eccentric shaft 522, and the eccentric wheel bearing seat 60 is connected with the wheel arm 53; the adjusting sheet 54 is connected with the pull rod 41 in a rotating way.
A box body base 70 is fixed on the rack 1, a protective box 7 is arranged on the box body base 70, the crankshaft 52 extends into the protective box 7, a bearing 8 is arranged between the crankshaft 52 and the protective box 7, and a blank cap 520 is arranged at the end part of the crankshaft 52. As shown in fig. 2.
An annular groove 61 is formed in the periphery of the tile shaft 6, a through hole 62 is formed in the bottom of the annular groove 61, oil grooves 63 which are arranged in a crossed mode are formed in the inner wall of the tile shaft 6, and at least one cross point is located at the through hole 62; the upper surface of the eccentric bearing seat 60 is provided with an oil filling hole 601, the oil filling hole 601 is opposite to the annular groove 62, the upper surface of the protective box 7 is provided with an opening 71, as shown in fig. 3-4, the oil grooves 63 are arranged in a crossed manner to facilitate the dispersion of the lubricating oil, and as shown in fig. 1-2, the lubricating oil is injected from the oil filling hole 601 through the opening 71, enters the annular groove 61 and then flows into the oil groove 63 through the through hole 61.
The machine frame 1 comprises a cross beam 9 positioned at the upper end part of the machine frame, the connecting pieces 42 are positioned above and below the pull rod 41 and are in rotating connection with the pull rod, the connecting pieces 42 positioned above the pull rod 41 are in transferring connection with the cross beam 9, and the connecting pieces 42 positioned below the pull rod 41 are in rotating connection with the upper tool rest 2. As shown in fig. 1, the pull rod 41 is pulled to move left and right, and the upper tool post 2 is moved up and down by the connecting piece 42 located above and below the pull rod 41.
Two side surfaces of the upper tool rest 2 are provided with sliding blocks 22; the frame 1 is provided with a sliding chute 11, the sliding block 22 is matched with the sliding chute 11, and a regulating block 111 is arranged on one side wall of the sliding chute 11. As shown in fig. 7, during the up-and-down movement of the upper tool post 2, the slide block 22 moves up and down along the slide groove 11 to play a guiding role, and the thickness of the adjusting block 111 determines the friction force or the gap between the slide block 22 and the slide groove 11.
The upper blade 21 of the upper blade holder 2 is arranged in an inverted V-shaped structure, the upper blade 21 comprises two pieces, the upper blade 21 is arranged in an inverted V-shaped structure, and the V-shaped included angle is 170-178 degrees. As shown in fig. 6 and fig. 8, the upper blade 21 is disposed at an included angle to prevent the sheared sheet materials from being left and right during shearing.
And a cover plate 23 is arranged on the upper tool rest 2, and reinforcing ribs 10 are arranged above and below the cover plate 23.
The lower tool rest 3 is provided with a supporting plate 32, a reinforcing rib 10 is arranged below the supporting plate 32, and the cover plate 23 and the supporting plate 32 are respectively positioned on two sides of the frame 1. As shown in figure 1, the cut material enters from the side provided with the supporting plate 32, the supporting plate 32 is convenient for the cut material to smoothly enter between the upper blade and the lower blade, and as shown in figure 8, the cover plate 23 prevents the cut sheet material from flying out.
The beam 9 comprises a body 91 and two side plates 92 positioned above the body 91, wherein partition plates 93 which are uniformly distributed are arranged between the two side plates 92; end side plates 94 perpendicular to the side plates 92 are arranged at two ends of the side plates 92, and reinforcing ribs 10 are arranged between the end side plates 94 and the body 91, as shown in fig. 1, and all mechanisms on the cross beam 9 play a reinforcing role.
Specifically, as shown in fig. 1, the material enters from the side provided with the supporting plate 32, then the servo motor 51 drives the crankshaft 52 to rotate, as shown in fig. 2-3, the eccentric bearing seat 60 sleeved on the eccentric shaft 522 drives the pull rod 41 connected with the eccentric bearing seat through the wheel arm 53 and the adjusting sheet 54 to move towards the servo motor 51, and as shown in the state of fig. 1, the upper tool rest 2 is driven to move downwards, so as to realize cutting; when the pull rod 41 moves away from the servo motor 51, the upper blade holder 2 moves upward, and the upper and lower cutters open.
The invention effectively solves the problems that the existing cutting machine has a complex structure through gear transmission and is difficult to control due to large energy consumption. The crankshaft 52 bears the power transmitted by the output shaft, the power is converted into torque, the shearing force is increased by the pull rod 41 to drive the upper tool rest to shear up and down, the shearing force of the shearing machine is improved, the structure is simplified, the energy consumption is reduced, and the control is convenient.
It is to be understood that the above examples are merely illustrative for clarity of description and are not limiting on the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.
Claims (10)
1. The utility model provides a numerical control cutting machine, includes frame, upper slitter frame and lower knife rest, be fixed with the upper slitter on the upper slitter frame, be fixed with lower blade, its characterized in that on the lower knife rest: the lower tool rest is fixed on the rack, the upper tool rest is connected with the rack in a sliding mode, the upper tool rest is connected with the rack through a transmission mechanism, the transmission mechanism comprises a pull rod and a connecting piece, one end of the pull rod is connected with a driving mechanism, the driving mechanism comprises a servo motor and a crankshaft wheel arm, and the wheel arm is connected with the pull rod through an adjusting piece.
2. A digital cutting machine according to claim 1, characterized in that: the servo motor is connected with a gearbox, and an output shaft of the gearbox is connected with a crankshaft; the crankshaft comprises a connecting end, an eccentric shaft and a fixed end which are sequentially arranged, the eccentric shaft is connected with an eccentric wheel bearing seat, a tile shaft is arranged between the eccentric wheel bearing seat and the eccentric shaft 522, and the eccentric wheel bearing seat is connected with a wheel arm; the adjusting sheet is connected with the pull rod in a rotating way.
3. A digital cutting machine according to claim 2, characterized in that: a box body base is fixed on the rack, a protective box is arranged on the box body base, the crankshaft extends into the protective box, a bearing is arranged between the crankshaft and the protective box, and a blank cap is arranged at the end of the crankshaft.
4. A digital cutting machine according to claim 3, characterized in that: the periphery of the tile shaft is provided with an annular groove, the bottom of the annular groove is provided with a through hole, the inner wall of the tile shaft is provided with oil grooves which are arranged in a crossed manner, and at least one cross point is positioned at the through hole; the upper surface of eccentric bearing frame is equipped with the oil filler point, the oil filler point is relative with the ring channel, the upper surface of guard box is equipped with the opening.
5. A digital cutting machine according to claim 1, characterized in that: the frame comprises a cross beam positioned at the upper end part of the frame, the connecting sheets are positioned above and below the pull rod and are rotationally connected with the pull rod, the connecting sheets positioned above the pull rod are connected with the cross beam in a transferring manner, and the connecting sheets positioned below the pull rod are rotationally connected with the upper tool rest.
6. A digital cutting machine according to claim 1, characterized in that: two side surfaces of the upper tool rest are provided with sliding blocks; the frame is provided with a sliding groove, the sliding block is matched with the sliding groove, and a regulating block is arranged on one side wall of the sliding groove.
7. A digital cutting machine according to claim 1, characterized in that: the upper blade of the upper blade frame device is arranged in an inverted V-shaped structure, the upper blade comprises two pieces, the upper blade is arranged in an inverted V-shaped structure, and the V-shaped included angle is 170-178 degrees.
8. A digital cutting machine according to claim 1, characterized in that: the upper tool rest is provided with a cover plate, and reinforcing ribs are arranged above and below the cover plate.
9. A digital cutting machine according to claim 8, characterized in that: the lower tool rest is provided with a supporting plate, reinforcing ribs are arranged below the supporting plate, and the cover plate and the supporting plate are respectively positioned on two sides of the rack.
10. A digital cutting machine according to claim 5, characterized in that: the beam comprises a body and two side plates positioned above the body, and uniformly distributed partition plates are arranged between the two side plates; the two ends of the side plate are provided with end side plates perpendicular to the side plate, and a reinforcing rib is arranged between the end side plate and the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210315087.6A CN114453645A (en) | 2022-03-29 | 2022-03-29 | Numerical control cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210315087.6A CN114453645A (en) | 2022-03-29 | 2022-03-29 | Numerical control cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114453645A true CN114453645A (en) | 2022-05-10 |
Family
ID=81418399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210315087.6A Pending CN114453645A (en) | 2022-03-29 | 2022-03-29 | Numerical control cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114453645A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB832433A (en) * | 1956-11-27 | 1960-04-13 | Svetsmekano Ab | Improvements in or relating to plate shearing machines |
| JPH0246995A (en) * | 1988-08-04 | 1990-02-16 | Hisao Yamashina | Plate working machine |
| CN101722325A (en) * | 2008-10-31 | 2010-06-09 | 齐齐哈尔市富重传动设备制造有限公司 | Crank underlying plate nibbling scissors |
| CN102744452A (en) * | 2012-07-27 | 2012-10-24 | 苏州大学 | Numerical control driving device of crank-connecting rod-toggle rod plate shearing machine |
| CN204398355U (en) * | 2015-01-12 | 2015-06-17 | 广东工业大学 | Servounit forcing press Dual Drive elbow-bar mechanism |
| CN105382322A (en) * | 2015-11-30 | 2016-03-09 | 太原科技大学 | Continuous casting billet shearing machine |
| CN213436732U (en) * | 2020-09-24 | 2021-06-15 | 安陆市华誉金属网机制造有限公司 | Towards net machine bent axle oil return assembly structure |
-
2022
- 2022-03-29 CN CN202210315087.6A patent/CN114453645A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB832433A (en) * | 1956-11-27 | 1960-04-13 | Svetsmekano Ab | Improvements in or relating to plate shearing machines |
| JPH0246995A (en) * | 1988-08-04 | 1990-02-16 | Hisao Yamashina | Plate working machine |
| CN101722325A (en) * | 2008-10-31 | 2010-06-09 | 齐齐哈尔市富重传动设备制造有限公司 | Crank underlying plate nibbling scissors |
| CN102744452A (en) * | 2012-07-27 | 2012-10-24 | 苏州大学 | Numerical control driving device of crank-connecting rod-toggle rod plate shearing machine |
| CN204398355U (en) * | 2015-01-12 | 2015-06-17 | 广东工业大学 | Servounit forcing press Dual Drive elbow-bar mechanism |
| CN105382322A (en) * | 2015-11-30 | 2016-03-09 | 太原科技大学 | Continuous casting billet shearing machine |
| CN213436732U (en) * | 2020-09-24 | 2021-06-15 | 安陆市华誉金属网机制造有限公司 | Towards net machine bent axle oil return assembly structure |
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