CN112893582A - Sheet metal stamping control system - Google Patents
Sheet metal stamping control system Download PDFInfo
- Publication number
- CN112893582A CN112893582A CN202110104697.7A CN202110104697A CN112893582A CN 112893582 A CN112893582 A CN 112893582A CN 202110104697 A CN202110104697 A CN 202110104697A CN 112893582 A CN112893582 A CN 112893582A
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- Prior art keywords
- sheet metal
- stamping
- shaft
- control system
- guide
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- 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.)
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- 239000002184 metal Substances 0.000 title claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 abstract description 11
- 238000007664 blowing Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 238000005242 forging Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention relates to the technical field of stamping and discloses a metal plate stamping control system which comprises a discharging device, a control box and a stamping device, wherein the discharging device is arranged on the control box; the discharging device comprises a base, a fixed seat, a connecting seat, a side plate, a transmission disc, a belt, a servo motor, a connecting shaft, a double-shaft hydraulic cylinder and a material shaft; the fixing base is installed at the top of base, the biax pneumatic cylinder sets up two and inlays the inside at the fixing base, the both ends of biax pneumatic cylinder are connected with two connecting seats on the base respectively. This sheet metal stamping control system drives the fly leaf through the pneumatic cylinder and moves down for mould and punching press lower mould coincidence in the punching press, thereby form the work piece in the punching press on sheet metal, utilize guiding mechanism to lead to sheet metal, avoid sheet metal skew, the blowing is interrupted to the cooperation blowing device, makes sheet metal constantly remove to stamping device, makes stamping device constantly carry out the punching press to sheet metal, so improve work efficiency.
Description
Technical Field
The invention relates to the technical field of stamping, in particular to a metal plate stamping control system.
Background
Stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece of a desired shape and size. The stamping and forging are the same as plastic working, and are called forging and pressing together. The stamped blanks are mainly hot and cold rolled steel sheets and strips. In the world, 60-70% of steel materials are plates, and most of the plates are punched to form finished products. The body, chassis, oil tank, radiator sheet, boiler steam drum, shell of container, iron core silicon steel sheet of motor and electric appliance are all made by punching. There are also a large number of stamped parts in products such as instruments, household appliances, bicycles, office machines, and household utensils.
At present, a workpiece is formed by stamping a metal plate, and the metal plate is easy to move and clamp in the stamping process, so that a metal plate stamping control system is provided.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a metal plate stamping control system.
The invention provides the following technical scheme: a metal sheet stamping control system comprises a discharging device, a control box and a stamping device;
the discharging device comprises a base, a fixed seat, a connecting seat, a side plate, a transmission disc, a belt, a servo motor, a connecting shaft, a double-shaft hydraulic cylinder and a material shaft;
the two double-shaft hydraulic cylinders are arranged at the top of the base and are embedded in the fixed seat, two ends of each double-shaft hydraulic cylinder are respectively connected with two connecting seats on the base, the side plate is arranged at the top of each connecting seat, the connecting shaft is rotatably connected with the side plate, and the material shaft is arranged between the two connecting shafts;
the servo motors are arranged on a fixed seat, the two transmission discs are respectively provided with a servo motor output shaft and a connecting shaft, and the two transmission discs are in transmission connection through a belt;
the stamping device comprises a bottom plate, a reinforcing block, a workbench, a guide pillar, a top plate, a movable plate, a guide mechanism, an upper stamping die, a lower stamping die and a hydraulic cylinder;
the stamping device comprises a base plate, a plurality of reinforcing blocks, a workbench, a hydraulic cylinder, an upper stamping die, a lower stamping die, a guide mechanism and a guide mechanism, wherein the reinforcing blocks are arranged at the top of the base plate and symmetrically arranged, the workbench is arranged at the top ends of the two reinforcing blocks, the guide columns are four and arranged at four corners of the top of the workbench, the top plate is arranged at the top ends of the four guide columns, the four corners of the movable plate are in sliding connection with the four guide columns, the hydraulic cylinder is arranged at the top of the top plate, a moving shaft of the hydraulic cylinder penetrates through the top plate and is connected with the movable plate, the upper stamping die is arranged;
the controller is arranged in the control box, and the servo motor, the double-shaft hydraulic cylinder and the hydraulic cylinder are all electrically connected with the controller.
Preferably, fastening bolts are installed on the two connecting shafts, and two ends of the material shaft are respectively connected with the two connecting shafts through bolts.
Preferably, the bottom of the connecting seat is provided with a sliding rail, and the connecting seat is connected with the top of the base in a sliding manner through the sliding rail.
Preferably, a feed opening positioned on the lower stamping die is formed in the workbench, and a storage box positioned between the two reinforcing blocks is placed on the bottom plate.
Preferably, guiding mechanism comprises two bracing pieces and two guide rolls, and two guide rolls all install between two bracing pieces, and be connected for rotating between guide roll and the bracing piece.
Preferably, a pressure sensor is installed on the lower stamping die and electrically connected with the controller.
Preferably, the surface of the control box is provided with a control panel, and the control panel is electrically connected with the controller.
Preferably, guide sleeves are embedded in four corners of the movable plate, and the movable plate is connected with the guide pillar in a sliding mode through the guide sleeves.
Compared with the prior art, the invention has the following beneficial effects:
this sheet metal stamping control system drives the fly leaf through the pneumatic cylinder and moves down for mould and punching press lower mould coincidence in the punching press, thereby the work piece is formed in the punching press on sheet metal, utilize guiding mechanism to lead to sheet metal, avoid sheet metal skew, the blowing is interrupted to the cooperation blowing device, make sheet metal constantly move to stamping device, make stamping device constantly carry out the punching press to sheet metal, so improve work efficiency, and avoid causing the sheet metal card to pause at the in-process of punching press.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a discharging device according to the present invention;
FIG. 3 is a schematic structural view of a punching apparatus according to the present invention;
FIG. 4 is a schematic diagram of a connection structure of a control frame according to the present invention.
In the figure: 1. a discharging device; 11. a base; 12. a fixed seat; 13. a connecting seat; 14. a side plate; 15. a drive plate; 16. a belt; 17. a servo motor; 18. a connecting shaft; 19. a double-shaft hydraulic cylinder; 110. a material shaft; 2. a control box; 3. a stamping device; 31. a base plate; 32. a reinforcing block; 33. a work table; 34. a guide post; 35. a top plate; 36. a movable plate; 37. a guide mechanism; 38. stamping an upper die; 39. stamping a lower die; 310. a hydraulic cylinder; 311. and (7) storing the box.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure, and in order to keep the following description of the embodiments of the present disclosure clear and concise, detailed descriptions of known functions and known parts of the disclosure are omitted to avoid unnecessarily obscuring the concepts of the present disclosure.
Referring to fig. 1-4, a sheet metal stamping control system includes a feeding device 1, a control box 2 and a stamping device 3;
the discharging device 1 comprises a base 11, a fixed seat 12, a connecting seat 13, a side plate 14, a transmission disc 15, a belt 16, a servo motor 17, a connecting shaft 18, a double-shaft hydraulic cylinder 19 and a material shaft 110;
The two connecting shafts 18 are provided with fastening bolts, two ends of the material shaft 110 are respectively connected with the two connecting shafts 18 through bolts, the material shaft 110 is installed through the fastening bolts, and the material shaft 110 is convenient to take down after the fastening bolts are disassembled.
The slide rail is installed to the bottom of connecting seat 13, and connecting seat 13 passes through the slide rail and base 11's top sliding connection, so makes things convenient for connecting seat 13 to slide on base 11, conveniently adjusts the distance between two connecting seats 13, is convenient for the material axle 110 to install.
The stamping device 3 comprises a bottom plate 31, a reinforcing block 32, a workbench 33, a guide post 34, a top plate 35, a movable plate 36, a guide mechanism 37, an upper stamping die 38, a lower stamping die 39 and a hydraulic cylinder 310;
the reinforcing blocks 32 are arranged in two and symmetrically arranged on the top of the bottom plate 31, the workbench 33 is arranged on the top ends of the two reinforcing blocks 32, the guide posts 34 are arranged in four and arranged at four corners of the top of the workbench 33, the top plate 35 is arranged at the top ends of the four guide posts 34, the four corners of the movable plate 36 are in sliding connection with the four guide posts 34, the hydraulic cylinder 310 is arranged on the top of the top plate 35, the moving shaft of the hydraulic cylinder 310 penetrates through the top plate 35 and is connected with the movable plate 36, the upper stamping die 38 is arranged at the bottom of the movable plate 36, the lower stamping die 39 is arranged at the top of the workbench 33, the guide mechanisms 37 are arranged in two and are respectively arranged on the workbench 33 at two ends of the lower stamping die 39, the movable plate 36 is driven by the hydraulic cylinder 310 to move downwards, so that the upper stamping die 38 and, the metal plate is prevented from shifting.
The work table 33 is provided with a feed opening positioned at the lower stamping die 39, the storage box 311 positioned between the two reinforcing blocks 32 is placed on the bottom plate 31, a workpiece formed after stamping falls from the feed opening and falls onto the storage box 311, collection is facilitated, and the stamped metal plates continuously move.
Guide sleeves are embedded at four corners of the movable plate 36, and the movable plate 36 is slidably connected with the guide post 34 through the guide sleeves, so that friction between the movable plate 36 and the guide post 34 is reduced through the guide sleeves.
The guide mechanism 37 is composed of two support rods and two guide rollers, the two guide rollers are installed between the two support rods, the guide rollers are connected with the support rods in a rotating mode, and the two guide rollers are used for positioning the metal plate, so that the metal plate does not depart from the original position after being moved.
Controller is arranged in control box 2, servo motor 17, double-shaft hydraulic cylinder 19 and hydraulic cylinder 310 are electrically connected with the controller, pressure sensor is arranged on stamping lower die 39 and electrically connected with the controller, control panel is arranged on surface of control box 2 and electrically connected with the controller, the equipment is conveniently controlled by the controller, servo motor 17 runs, metal plate on material shaft 110 is intermittently discharged, when the metal plate stops, servo motor 17 drives stamping upper die 38 and stamping lower die 39 to coincide, workpiece is stamped and formed on the metal plate, pressure sensor measures pressure between stamping upper die 38 and stamping lower die 39 and is convenient to adjust, double-shaft hydraulic cylinder 19 can adjust distance between two connecting seats 13, and material shaft 110 is convenient to install.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.
Claims (8)
1. A sheet metal stamping control system is characterized in that: comprises a feeding device (1), a control box (2) and a stamping device (3);
the discharging device (1) comprises a base (11), a fixed seat (12), a connecting seat (13), a side plate (14), a transmission disc (15), a belt (16), a servo motor (17), a connecting shaft (18), a double-shaft hydraulic cylinder (19) and a material shaft (110);
the fixed seat (12) is installed at the top of the base (11), the two double-shaft hydraulic cylinders (19) are arranged and embedded in the fixed seat (12), two ends of each double-shaft hydraulic cylinder (19) are respectively connected with the two connecting seats (13) on the base (11), the side plate (14) is installed at the top of each connecting seat (13), the connecting shaft (18) is rotatably connected with the side plate (14), and the material shaft (110) is installed between the two connecting shafts (18);
the servo motors (17) are arranged on one fixed seat (12), two transmission discs (15) are arranged and are respectively provided with an output shaft of the servo motor (17) and a connecting shaft (18), and the two transmission discs (15) are in transmission connection through a belt (16);
the stamping device (3) comprises a bottom plate (31), a reinforcing block (32), a workbench (33), a guide post (34), a top plate (35), a movable plate (36), a guide mechanism (37), an upper stamping die (38), a lower stamping die (39) and a hydraulic cylinder (310);
the two reinforcing blocks (32) are arranged and symmetrically arranged on the top of the bottom plate (31), the workbench (33) is arranged at the top ends of the two reinforcing blocks (32), the guide columns (34) are four and are arranged at four corners of the top of the workbench (33), the top plate (35) is arranged at the top ends of the four guide posts (34), the four corners of the movable plate (36) are in sliding connection with the four guide posts (34), the hydraulic cylinder (310) is arranged at the top of the top plate (35), the moving shaft of the hydraulic cylinder (310) penetrates through the top plate (35) and is connected with the movable plate (36), the upper stamping die (38) is arranged at the bottom of the movable plate (36), the lower stamping die (39) is arranged at the top of the workbench (33), the two guide mechanisms (37) are arranged and are respectively arranged on the workbench (33) positioned at the two ends of the lower stamping die (39);
the controller is arranged in the control box (2), and the servo motor (17), the double-shaft hydraulic cylinder (19) and the hydraulic cylinder (310) are electrically connected with the controller.
2. A sheet metal stamping control system as claimed in claim 1, wherein: and fastening bolts are arranged on the two connecting shafts (18), and two ends of the material shaft (110) are respectively connected with the two connecting shafts (18) through bolts.
3. A sheet metal stamping control system as claimed in claim 1, wherein: the bottom of connecting seat (13) is installed the slide rail, and connecting seat (13) pass through the top sliding connection of slide rail and base (11).
4. A sheet metal stamping control system as claimed in claim 1, wherein: a blanking opening positioned on the lower stamping die (39) is formed in the workbench (33), and a storage box (311) positioned between the two reinforcing blocks (32) is placed on the bottom plate (31).
5. A sheet metal stamping control system as claimed in claim 1, wherein: the guide mechanism (37) is composed of two support rods and two guide rollers, the two guide rollers are installed between the two support rods, and the guide rollers are rotatably connected with the support rods.
6. A sheet metal stamping control system as claimed in claim 1, wherein: and a pressure sensor is arranged on the lower stamping die (39) and is electrically connected with the controller.
7. A sheet metal stamping control system as claimed in claim 1, wherein: the surface of the control box (2) is provided with a control panel, and the control panel is electrically connected with the controller.
8. A sheet metal stamping control system as claimed in claim 1, wherein: guide sleeves are embedded at four corners of the movable plate (36), and the movable plate (36) is connected with the guide columns (34) in a sliding mode through the guide sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110104697.7A CN112893582A (en) | 2021-01-26 | 2021-01-26 | Sheet metal stamping control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110104697.7A CN112893582A (en) | 2021-01-26 | 2021-01-26 | Sheet metal stamping control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112893582A true CN112893582A (en) | 2021-06-04 |
Family
ID=76120298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110104697.7A Pending CN112893582A (en) | 2021-01-26 | 2021-01-26 | Sheet metal stamping control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112893582A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117225964A (en) * | 2023-11-14 | 2023-12-15 | 泰州宏润金属科技有限公司 | Sheet metal stamping control system |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044915A (en) * | 1989-02-15 | 1990-08-29 | 江波精机株式会社 | Apparatus for forming long plate member |
| CN2411076Y (en) * | 1999-10-11 | 2000-12-20 | 寿锡伦 | Mould mechanism of high speed blanking, stretch and extrusion for part |
| CN201164879Y (en) * | 2008-03-08 | 2008-12-17 | 楼建军 | Automatic sheet punching apparatus |
| CN101934318A (en) * | 2010-09-03 | 2011-01-05 | 江苏省南扬机械制造有限公司 | Roll forming processing method and production line for on-line punching |
| CN104588505A (en) * | 2015-02-04 | 2015-05-06 | 江苏久日数控机床有限公司 | Hydraulic dynamic bending machine |
| CN106077286A (en) * | 2016-06-22 | 2016-11-09 | 苏州天朋精密元器件有限公司 | A kind of Stress control diel |
| CN207372156U (en) * | 2017-10-27 | 2018-05-18 | 深圳市佳合丰科技有限公司 | A kind of stainless steel mesh shell drawing die |
| CN209411377U (en) * | 2018-12-18 | 2019-09-20 | 安徽职业技术学院 | A kind of cloth unwinding device |
| CN110773618A (en) * | 2019-11-09 | 2020-02-11 | 扬州市君瑞企业管理有限公司 | A punching machine for processing bus duct |
| CN211594435U (en) * | 2019-10-25 | 2020-09-29 | 广东仕诚塑料机械有限公司 | Protection film unreels deviation correcting device |
| CN211769149U (en) * | 2020-03-11 | 2020-10-27 | 上海轲舜机电设备有限公司 | Unreeling width adjusting structure of splitting machine |
| CN211997963U (en) * | 2020-04-29 | 2020-11-24 | 河南新锐动力科技有限公司 | Automatic unwinding device of motor stator silicon steel coil |
-
2021
- 2021-01-26 CN CN202110104697.7A patent/CN112893582A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044915A (en) * | 1989-02-15 | 1990-08-29 | 江波精机株式会社 | Apparatus for forming long plate member |
| CN2411076Y (en) * | 1999-10-11 | 2000-12-20 | 寿锡伦 | Mould mechanism of high speed blanking, stretch and extrusion for part |
| CN201164879Y (en) * | 2008-03-08 | 2008-12-17 | 楼建军 | Automatic sheet punching apparatus |
| CN101934318A (en) * | 2010-09-03 | 2011-01-05 | 江苏省南扬机械制造有限公司 | Roll forming processing method and production line for on-line punching |
| CN104588505A (en) * | 2015-02-04 | 2015-05-06 | 江苏久日数控机床有限公司 | Hydraulic dynamic bending machine |
| CN106077286A (en) * | 2016-06-22 | 2016-11-09 | 苏州天朋精密元器件有限公司 | A kind of Stress control diel |
| CN207372156U (en) * | 2017-10-27 | 2018-05-18 | 深圳市佳合丰科技有限公司 | A kind of stainless steel mesh shell drawing die |
| CN209411377U (en) * | 2018-12-18 | 2019-09-20 | 安徽职业技术学院 | A kind of cloth unwinding device |
| CN211594435U (en) * | 2019-10-25 | 2020-09-29 | 广东仕诚塑料机械有限公司 | Protection film unreels deviation correcting device |
| CN110773618A (en) * | 2019-11-09 | 2020-02-11 | 扬州市君瑞企业管理有限公司 | A punching machine for processing bus duct |
| CN211769149U (en) * | 2020-03-11 | 2020-10-27 | 上海轲舜机电设备有限公司 | Unreeling width adjusting structure of splitting machine |
| CN211997963U (en) * | 2020-04-29 | 2020-11-24 | 河南新锐动力科技有限公司 | Automatic unwinding device of motor stator silicon steel coil |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117225964A (en) * | 2023-11-14 | 2023-12-15 | 泰州宏润金属科技有限公司 | Sheet metal stamping control system |
| CN117225964B (en) * | 2023-11-14 | 2024-02-09 | 泰州宏润金属科技有限公司 | Sheet metal stamping control system |
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Application publication date: 20210604 |
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