CN111558666A - Safety protection device of bending machine - Google Patents
Safety protection device of bending machine Download PDFInfo
- Publication number
- CN111558666A CN111558666A CN202010324820.1A CN202010324820A CN111558666A CN 111558666 A CN111558666 A CN 111558666A CN 202010324820 A CN202010324820 A CN 202010324820A CN 111558666 A CN111558666 A CN 111558666A
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- rod
- control rod
- bending machine
- upper die
- fixing
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- 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
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
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- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a bending machine safety protection device which comprises infrared safety protectors arranged on the left side and the right side of a bending machine at intervals, wherein a fixed supporting device is fixed on an upper die panel of the bending machine, the fixed supporting device comprises a control rod, a driving mechanism and a synchronous adjusting mechanism, the control rod is vertically and vertically arranged in the middle of the upper die panel, the driving mechanism is fixedly arranged on the upper die panel above or below the control rod, the driving end of the driving mechanism is connected with the control rod, and the control rod is connected with the synchronous adjusting mechanism; the device is simple in structure and convenient to install, can be conveniently installed on a bending machine, can be used for simultaneously adjusting the heights of the infrared safety protectors on the two sides, and is convenient to adjust, the infrared safety protectors on the two sides are always kept at the same horizontal height when the heights of the infrared safety protectors on the two sides are adjusted, the time consumed by adjusting the infrared safety protectors is shortened, and the working efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of bending machines, and particularly relates to a safety protection device of a bending machine.
Background
In a sheet metal machining workshop, a bending machine is generally used for bending a sheet material, the bending machine mainly comprises an upper die and a lower die of the bending machine, when the bending machine is used, an upper knife is driven by driving the upper die to move downwards to be matched and attached with a lower knife on the lower die, so that the sheet material between the upper die and the lower die is extruded and bent, when the bending machine is used for bending the sheet material, the sheet material is manually held and placed between the upper die and the lower die, if an operator improperly operates, the fingers of the operator can be injured by the knife on the upper die and the lower die, so that a safety protection device needs to be installed on the bending machine before the bending machine is used, two brackets are respectively fixed on two sides of the bending machine in the existing safety protection device, infrared safety protectors are installed on the brackets on two sides of the bending machine, when the infrared safety protectors detect, the last mould that infrared ray safety protector can control the bender stops the downstream, prevent to press from both sides wounded operating personnel's hand, current safety arrangement's support when the installation, need fix a support in bender one side earlier, then according to another support of the high installation of installing support earlier, the installation difficulty, it is highly uniform to be difficult to make two supports, and because the bender need be according to the specification of waiting to bend panel and the requirement change bender upper slitter of bending when using, the upper slitter is changed and is required to be changed the height of bender both sides infrared ray safety protector of artifical manual adjustment in proper order after accomplishing, can not adjust both sides infrared ray safety protector's height simultaneously, thereby make the adjustment time overlength, the time cost is increased, and the work efficiency is reduced.
Disclosure of Invention
Aiming at the defects and problems of the existing bending machine safety protection device, the invention provides the bending machine safety protection device which is simple in structure and convenient to install, the device can be conveniently installed on a bending machine, the heights of infrared safety protectors on two sides can be adjusted simultaneously when the device is used, the infrared safety protectors on the two sides are always kept at the same horizontal height when the heights of the infrared safety protectors on the two sides are adjusted, the adjustment is convenient, the time consumed by adjusting the infrared safety protectors is shortened, and the working efficiency is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safety protection device of a bending machine comprises infrared safety protectors arranged on the left side and the right side of the bending machine at intervals, a fixed supporting device is fixed on an upper die panel of the bending machine and comprises a control rod, a driving mechanism and a synchronous adjusting mechanism, the control rod is vertically arranged in the middle of the upper die panel, the driving mechanism is fixedly arranged on the upper die panel above or below the control rod, a driving end of the driving mechanism is connected with the control rod, and the driving mechanism can drive the control rod to vertically move up and down along the upper die panel when working; the control rod is connected with a synchronous adjusting mechanism, the synchronous adjusting mechanism comprises a left parallelogram mechanism and a right parallelogram mechanism which are respectively and symmetrically arranged at the left side and the right side of the control rod, the left parallelogram mechanism and the right parallelogram mechanism respectively comprise a vertical fixing plate and a vertical fixing rod which are arranged at one side of the control rod, the fixing rods are transversely arranged at intervals at the outer side of the upper die panel, the fixing plate is fixed on the upper die panel, two adjusting rods which are parallel to each other are arranged at intervals along the vertical direction at the front side of the fixing plate, the inner end and the outer end of each adjusting rod are respectively hinged and fixed with the adjacent control rod and the fixing rod through pin shafts, the middle parts of the adjusting rods are provided with strip-shaped slide holes and are hinged and connected with the fixing plate through the fixed pin shafts in a sliding manner, when the control rod is driven by a driving mechanism to, at the moment, the fixing rod at the outer end of the adjusting rod can move up and down in parallel along with the adjusting rod, and the infrared safety protectors on the left side and the right side of the bending machine are respectively fixed at the tail ends of the fixing rods on the corresponding sides of the upper die panel.
Further, the control lever is including erectting the body of rod of putting the cuboid form, and the symmetry is equipped with fixed block group on the both ends face about the body of rod, and fixed block group includes the horizontal fixed block that two vertical intervals set up, and the one end of fixed block is in the same place with body of rod vertical fixation, and the other end of fixed block vertically opens the shaft hole that has run through the fixed block, the inner of adjusting the pole is in the same place through the fixed block articulated the fixing of round pin axle with the control lever correspondence.
Furthermore, the inside and outside both ends of adjusting the pole all are equipped with the tip jaw, and the jaw of tip jaw is along vertical seting up.
Furthermore, the driving mechanism is fixedly arranged on the upper die panel above the control rod.
Furthermore, the driving mechanism comprises a vertically arranged electric hydraulic oil cylinder, the telescopic end of the electric hydraulic oil cylinder is arranged downwards, the electric hydraulic oil cylinder is fixed with the upper die panel through a bolt, and the telescopic end of the electric hydraulic oil cylinder is vertically fixed with the upper end face of the control rod.
Further, actuating mechanism is including erecting the driving motor who puts, driving motor's motor shaft downwards and with the coaxial axle center setting of control lever, open downwards at the up end middle part of control lever has the lift screw hole, be equipped with the external screw thread with lift screw hole looks adaptation in driving motor's motor shaft to the matching suit is in the lift screw hole, the back and the last die panel of the control lever body of rod slide to paste and touch together.
Further, infrared safety protector includes horizontal interval and the infrared emitter and the infrared receiver that correspond the setting in opposite directions, infrared receiver installs the tail end at cope match-plate pattern right side dead lever, infrared emitter installs the tail end at cope match-plate pattern left side dead lever.
The invention has the beneficial effects that: the safety protection device for the bending machine, provided by the invention, has a simple structure, comprises infrared safety protectors which are arranged on the left side and the right side of the bending machine at intervals, and a fixed supporting device comprises a control rod, a driving mechanism and a synchronous adjusting mechanism, wherein the control rod is vertically and vertically arranged in the middle of an upper die panel, the control rod can be driven to vertically move up and down along the upper die panel through the work of the driving mechanism, the control rod is connected with the synchronous adjusting mechanism, the synchronous adjusting mechanism comprises a left parallelogram mechanism and a right parallelogram mechanism which are respectively and symmetrically arranged on the left side and the right side of the control rod, and the quadrilateral mechanisms are directly fixed on the upper die panel through bolts; the infrared safety protector of the left and right sides of the bending machine is fixed together with the quadrilateral mechanism of the corresponding side respectively, the height of the infrared safety protector of the left and right sides of the bending machine can be adjusted simultaneously by driving the synchronous adjusting mechanism through the driving mechanism, the adjusting speed is accelerated, the time consumed by adjustment is reduced, and when the height of the infrared safety protector of the left and right sides of the bending machine is adjusted, the infrared safety protector of the left and right sides of the bending machine is always kept at the same horizontal height, and the adjustment is convenient.
The safety protection device for the bending machine, provided by the invention, has a simple structure, can be conveniently installed on the bending machine, is convenient to install, can be used for simultaneously adjusting the heights of the infrared safety protectors on the two sides, and can be always kept at the same horizontal height when the heights of the infrared safety protectors on the two sides are adjusted, so that the adjustment is convenient, the adjustment time is saved, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic perspective view of a control lever according to the present invention.
Fig. 3 is one of the structural schematic diagrams of the driving mechanism of the present invention.
Fig. 4 is a schematic structural view of the synchronization adjusting mechanism of the present invention.
Fig. 5 is a schematic view of the use state of the synchronous adjusting mechanism of the invention.
Fig. 6 is a schematic view showing a fixed state of the infrared safety protector of the present invention.
Fig. 7 is a schematic perspective view of a control lever according to the second embodiment of the present invention.
Fig. 8 is a second schematic structural diagram of the driving mechanism of the present invention.
Fig. 9 is a schematic view of the end yoke of the adjustment lever of the present invention.
FIG. 10 is a schematic view of the use of the adjustment rod end yoke of the present invention.
Reference numbers in the figures: the device comprises an upper die 1 of a bending machine, an upper die panel 11, a fixed supporting device 3, a control rod 4, a rod body 41, a fixed block 42, an internal threaded hole 43, a driving mechanism 5, a hydraulic oil cylinder 51, a telescopic rod 52, a fixed boss 53, a driving motor 54, a motor rotating shaft 55, an external threaded section 56, a synchronous adjusting mechanism 6, a left parallelogram mechanism 61, a left fixing plate 611, a left fixing rod 612, a left fixing rod 613, a left adjusting rod 613, a bar-shaped sliding hole 614, a left fixing pin 615, a right parallelogram mechanism 62, a right fixing plate 621, a right fixing rod 622, a right adjusting rod 623, a right fixing pin 625, an end fork 63, a fork head 631, an infrared safety protector 7, an infrared transmitting unit 71, an infrared receiving unit 72, a bolt 8 and a pin 9.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
Example 1
This embodiment provides a bender safety arrangement as shown in fig. 1, including the interval setting at the infrared safety arrangement of the bender left and right sides, be fixed with fixed strutting arrangement 3 on the last die panel 11 of bender, fixed strutting arrangement 3 includes control lever 4, actuating mechanism 5 and synchronous adjusting mechanism 6, the vertical perpendicular middle part that sets up at last die panel 11 of control lever 4, actuating mechanism 5 is fixed to be set up on the last die panel 11 of 4 tops of control lever, actuating mechanism 5's drive end is connected with control lever 4, can drive control lever 4 and specifically follow the vertical migration from top to bottom of last die panel when actuating mechanism 5 during operation:
as shown in fig. 8 and 9, the control rod 4 includes a vertically disposed rectangular rod 41, the back of the rod 41 is in sliding contact with the upper mold plate 11, a threaded hole 43 is formed in the middle of the upper end of the rod 41, fixing block sets are symmetrically disposed on the left and right ends of the rod 41, each fixing block set includes two vertically spaced horizontal fixing blocks 42, the upper mold plate 11 directly above the rod 41 is fixedly provided with a driving mechanism 5, the driving mechanism 5 includes a vertically disposed driving motor 54, a motor rotating shaft 55 of the driving motor 54 is disposed downward and coaxially with the control rod 4, the driving motor 54 is fixed on the upper mold plate by a bolt 8, a motor rotating shaft 55 of the driving motor 54 is provided with an external threaded section 56 adapted to the threaded hole 43 of the rod 41 and is sleeved in the threaded hole 43 of the rod 41, when the motor rotating shaft 55 of the driving motor 51 rotates, since the back of the rod 41 is in sliding contact with the upper mold plate 11 and cannot rotate along with the motor rotating, therefore, the threaded section 56 of the motor shaft, which is sleeved in the rod 41, drives the rod 41 to vertically slide up and down along the upper die plate 11.
As shown in fig. 1 and 4, a synchronous adjusting mechanism is connected to the control rod, the synchronous adjusting mechanism includes a left parallelogram mechanism 61 and a right parallelogram mechanism 62 symmetrically disposed on the left and right sides of the control rod 4, respectively, the left parallelogram mechanism 61 includes a vertically disposed left fixing plate 611 and a vertically disposed left fixing rod 612 disposed on the left side of the control rod 4, the left fixing rod 612 is disposed on the left side of the upper mold plate at a horizontal interval, the upper and lower ends of the left fixing plate 611 are fixed on the upper mold plate by bolts 8, the front side of the left fixing plate 611 is vertically disposed with two left adjusting rods 613 disposed in parallel, the middle of the left adjusting rod 613 is transversely opened with a strip-shaped sliding hole 614 and is hinged and fixed with the left fixing plate 611 by a left fixing pin 615, the inner ends of the two left adjusting rods 613 are hinged and fixed with the fixing bosses 53 corresponding to the left side of, as shown in fig. 5, when the control rod 4 is driven by the driving mechanism to vertically move up and down, the control rod 4 drives the left adjusting rod 613 to rotate and slide left and right along the left fixing pin 615, the outer ends of the two left adjusting rods 613 are both fixed to the left fixing rod 612 through the pin, and the two left adjusting rods 613 and the left fixing rods 612 at the two ends are connected to the control rod 4 to form a parallelogram, and when the control rod drives the two left adjusting rods 613 to rotate and slide left and right along the left fixing pin 615, the left fixing rods at the outer ends of the two left adjusting rods 613 are driven to move up and down in parallel along with the left adjusting rods.
The right parallel mechanism 62 comprises a vertically arranged right fixing plate 621 and a vertically arranged right fixing rod 622 which are arranged on the right side of the control rod 4, the right fixing rod 622 is transversely arranged on the right side of the upper die plate 11 at intervals, the upper end and the lower end of the right fixing plate 621 are fixed on the upper die plate through bolts 8, two right adjusting rods 623 which are arranged in parallel with each other are vertically arranged on the front side of the right fixing plate 621 at intervals, the middle part of the right adjusting rod 623 is transversely provided with a strip-shaped sliding hole 614 and is hinged and fixed with the right fixing plate 621 through a right fixing pin 625 in a sliding manner, the inner ends of the two right adjusting rods 623 are hinged and fixed with a quadrilateral boss 53 corresponding to the right side of the control rod 4 through pin shafts respectively, as shown in fig. 5, when the control rod 4 is driven to vertically move up and down by the driving mechanism to drive the left parallel mechanism 61, the outer ends of the two right adjusting rods 623 are hinged and fixed with the left fixing rod 612 through pin shafts, the two right adjusting rods 623, the right fixing rods 622 with two hinged and fixed ends and the control rod 4 form a parallelogram, and when the control rod 4 drives the left fixing rod of the left parallelogram mechanism 61 to move up and down in parallel, the right fixing rod 622 of the right parallelogram mechanism 62 can also move up and down in parallel along with the control rod 4.
As shown in fig. 1 and 6, the infrared safety protector is a safety protector of a common bending machine, the infrared safety protector is in control connection with a control system of the bending machine, the infrared safety protector comprises an infrared emitter 41 and an infrared receiver 42 which are horizontally spaced and oppositely and correspondingly arranged, the infrared receiver 42 is in control connection with the control system of the bending machine, the infrared emitter 41 and the infrared receiver 42 are respectively fixed at the tail ends of fixing rods corresponding to the left side and the right side of an upper die 1 of the bending machine by bolts, and the transmitting end and the receiving end of the infrared emitter 41 and the receiving end of the infrared receiver 42 are on the same vertical plane with the tip of an upper knife 12 of the upper die 1 of the bending machine, when the control rod 4 is driven by the driving mechanism to vertically move up and down, the control rod 4 simultaneously drives a left fixing rod 612 and a right fixing rod 622 on the left side and the right side of the, and since the left fixing rod 612 and the right fixing rod 622 on the left and right sides of the synchronous adjusting mechanism are symmetrically arranged, the horizontal height dimension of the infrared emitter 41 and the infrared receiver 42 is always kept consistent when the height dimension of the infrared emitter 41 and the infrared receiver 42 is adjusted.
Install on the bender left and right sides terminal surface for current bender safety arrangement, the horizontal installation difficulty is big, the bender safety arrangement lug mount that this embodiment provided is on the last die plate panel 11 of bender, the level of the device of being convenient for confirm, high durability and convenient installation, and compare with current bender safety arrangement, the device that this embodiment provided is when using, can adjust the infrared safety protector of bender both sides simultaneously through electric hydraulic cylinder 51, and when the infrared safety protector of adjustment bender both sides, the infrared safety protector of bender both sides remains at same level at last, it is convenient to adjust, the time that infrared safety protector spent of regulation has been shortened, and the work efficiency is improved.
Example 2
The difference between the embodiment 1 and the embodiment 2 is that end forks are arranged at the inner end and the outer end of an adjusting rod in the synchronous adjusting mechanism.
As shown in fig. 4, 9 and 10, the inner end and the outer end of the adjusting rod are both provided with an end fork 63, a fork mouth 631 of the end fork 63 is vertically formed, the end forks 63 at the inner end and the outer end of the adjusting rod are respectively installed on a corresponding fixing block 42 or a fixing rod in a matching manner, and the fixing block 42 or the fixing rod which is installed in the end plug in a sleeving manner is hinged and fixed with the adjusting rod through a pin 9.
Example 3
Embodiment 3 is the same as embodiment 2 except that the driving mechanism is different in structure, and is not described.
As shown in fig. 2 and 3, the control rod 4 includes a vertically arranged rod body 41, two end faces of the rod body 41 are symmetrically provided with a fixed block group, the fixed block group includes two horizontal fixed blocks 42 vertically spaced, an upper die plate 11 directly above the rod body 41 is fixedly provided with a driving mechanism 5, the driving mechanism 5 includes an electric hydraulic cylinder 51 vertically arranged, two end faces of the electric hydraulic cylinder 51 are vertically welded and provided with a fixing boss 53 protruding, the fixing boss 53 is vertically fixed with the upper die plate 11 through a bolt, an expansion link of the electric hydraulic cylinder 51 is downwards arranged and vertically welded and fixed with an upper end face of the rod body 41 of the control rod 4, and when the expansion link 52 of the electric hydraulic cylinder 51 is driven to expand and contract, the control rod 4 is driven to vertically move up and down along the vertical direction.
Compared with the embodiment 1, the screw hole does not need to be opened on the body of rod 41 of this embodiment control lever 4 to reduce the processing cost of part, and can directly order about control lever 4 through electric hydraulic cylinder 51 and vertically reciprocate along vertical, the body of rod 41 of control lever 4 need not contact with last die plate 11, thereby has not only reduced the degree of wear of control lever 4 in the use, has still improved actuating mechanism's energy utilization.
Claims (7)
1. A safety protection device of a bending machine comprises infrared safety protectors arranged on the left side and the right side of the bending machine at intervals, and a fixed supporting device is fixed on an upper die panel of the bending machine, and is characterized in that the fixed supporting device comprises a control rod, a driving mechanism and a synchronous adjusting mechanism, the control rod is vertically and vertically arranged in the middle of the upper die panel, the driving mechanism is fixedly arranged on the upper die panel above or below the control rod, a driving end of the driving mechanism is connected with the control rod, and the driving mechanism can drive the control rod to vertically move up and down along the upper die panel when working; the control rod is connected with a synchronous adjusting mechanism, the synchronous adjusting mechanism comprises a left parallelogram mechanism and a right parallelogram mechanism which are respectively and symmetrically arranged at the left side and the right side of the control rod, the left parallelogram mechanism and the right parallelogram mechanism respectively comprise a vertical fixing plate and a vertical fixing rod which are arranged at one side of the control rod, the fixing rods are transversely arranged at intervals at the outer side of the upper die panel, the fixing plate is fixed on the upper die panel, two adjusting rods which are parallel to each other are arranged at intervals along the vertical direction at the front side of the fixing plate, the inner end and the outer end of each adjusting rod are respectively hinged and fixed with the adjacent control rod and the fixing rod through pin shafts, the middle parts of the adjusting rods are provided with strip-shaped slide holes and are hinged and connected with the fixing plate through the fixed pin shafts in a sliding manner, when the control rod is driven by a driving mechanism to, at the moment, the fixing rod at the outer end of the adjusting rod can move up and down in parallel along with the adjusting rod, and the infrared safety protectors on the left side and the right side of the bending machine are respectively fixed at the tail ends of the fixing rods on the corresponding sides of the upper die panel.
2. The safety protection device of the bending machine according to claim 1, wherein the control rod comprises a vertically-arranged cuboid-shaped rod body, fixing block groups are symmetrically arranged on the left end surface and the right end surface of the rod body, each fixing block group comprises two transverse fixing blocks which are vertically arranged at intervals, one end of each fixing block is vertically fixed with the rod body, a shaft hole penetrating through the fixing blocks is longitudinally formed in the other end of each fixing block, and the inner end of the adjusting rod is hinged and fixed with the corresponding fixing block of the control rod through a pin shaft.
3. The safety protection device of the bending machine according to claim 2, wherein end forks are arranged at the inner end and the outer end of the adjusting rod, and fork openings of the end forks are vertically formed.
4. The safety protection device of the bending machine according to claim 1, wherein the driving mechanism is fixedly arranged on the upper die panel above the control rod.
5. The safety protection device for the bending machine according to claim 4, wherein the driving mechanism comprises an electric hydraulic oil cylinder which is vertically arranged, the telescopic end of the electric hydraulic oil cylinder is downwards arranged, the electric hydraulic oil cylinder is fixed with the upper die panel through a bolt, and the telescopic end of the electric hydraulic oil cylinder is vertically fixed with the upper end face of the control rod.
6. The safety protection device of the bending machine according to claim 4, wherein the driving mechanism comprises a driving motor which is vertically arranged, a motor rotating shaft of the driving motor is arranged downwards and coaxially with the control rod, a lifting threaded hole is formed in the middle of the upper end face of the control rod downwards, an external thread matched with the lifting threaded hole is arranged on the motor rotating shaft of the driving motor and matched with the lifting threaded hole in a sleeved mode, and the back face of the rod body of the control rod is in sliding contact with the upper die plate.
7. The safety protection device for the bending machine according to claim 1, wherein the infrared safety protector comprises an infrared emitter and an infrared receiver which are horizontally spaced and oppositely arranged, the infrared receiver is installed at the tail end of the fixing rod on the right side of the upper die plate, and the infrared emitter is installed at the tail end of the fixing rod on the left side of the upper die plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010324820.1A CN111558666A (en) | 2020-04-23 | 2020-04-23 | Safety protection device of bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010324820.1A CN111558666A (en) | 2020-04-23 | 2020-04-23 | Safety protection device of bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111558666A true CN111558666A (en) | 2020-08-21 |
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ID=72067858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010324820.1A Pending CN111558666A (en) | 2020-04-23 | 2020-04-23 | Safety protection device of bending machine |
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| Country | Link |
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| CN (1) | CN111558666A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4088833A1 (en) | 2021-05-12 | 2022-11-16 | Bystronic Laser AG | Bending machine, in particular press brake, with a safety system |
-
2020
- 2020-04-23 CN CN202010324820.1A patent/CN111558666A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4088833A1 (en) | 2021-05-12 | 2022-11-16 | Bystronic Laser AG | Bending machine, in particular press brake, with a safety system |
| WO2022238461A1 (en) | 2021-05-12 | 2022-11-17 | Bystronic Laser Ag | Bending machine, in particular a press brake, with a safety system |
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