CN111791531A - Hydraulic press with protection function - Google Patents
Hydraulic press with protection function Download PDFInfo
- Publication number
- CN111791531A CN111791531A CN202010709984.6A CN202010709984A CN111791531A CN 111791531 A CN111791531 A CN 111791531A CN 202010709984 A CN202010709984 A CN 202010709984A CN 111791531 A CN111791531 A CN 111791531A
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- block
- telescopic shaft
- hydraulic
- hydraulic machine
- objective table
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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
- B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
- F16P3/008—Devices for directly stopping or interrupting the drive or gear in case of danger to the machine, e.g. devices with clutches
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The invention provides a hydraulic machine with a protection function, which at least comprises a frame body, a hydraulic machine, a workbench, a protection device and a controller, wherein the hydraulic machine is sequentially connected from top to bottom and comprises a hydraulic cylinder, a hydraulic rod, a supporting plate and a pressing plate, the protection device comprises a first movable telescopic shaft, a second movable telescopic shaft and a guide rod, the first movable telescopic shaft comprises a moving block, a first telescopic shaft, a first spring and a first abutting block, the moving block, the first telescopic shaft and the first abutting block are all positioned at the upper end of a guide column, the second movable telescopic shaft comprises a fixed block, a second telescopic shaft, a second spring and a second abutting block, gaps are arranged between the four side walls of the workbench and an objective table, an air cylinder is arranged below the objective table, a third telescopic shaft is arranged between the objective table and the air cylinder, and when the hydraulic machine works abnormally, the hydraulic press is forcibly stopped, and meanwhile, the hydraulic press can play a role in protection when the supporting plate and the pressing plate fall down.
Description
Technical Field
The invention relates to a hydraulic machine with a protection function, and belongs to the technical field of hydraulic machines.
Background
The hydraulic press can be used for forging and forming, straightening, press fitting, packing, pressing blocks, pressing plates and the like. Compared with the traditional stamping process, the hydroforming process has obvious technical and economic advantages in the aspects of reducing weight, reducing the number of parts and dies, improving rigidity and strength, reducing production cost and the like, and is increasingly applied in the industrial field. In the hydraulic press working process, the staff need carry out the mould and install and debug, puts and gets a series of operations such as raw materials, semi-manufactured goods, in operation process, in case emergency appears, staff misoperation or hydraulic press work are unusual, will have serious potential safety hazard, and the hydraulic press uses the back for a long time in addition, and the part is ageing, appears damaging easily, leads to backup pad and clamp plate tenesmus, even if the hydraulic press forces to stop this moment, also can cause serious potential safety hazard.
Disclosure of Invention
The invention aims to solve the defects of the existing hydraulic press and provides the hydraulic press with the protection function, which can forcibly stop the hydraulic press when the hydraulic press works abnormally and can play a role in protection when a supporting plate and a pressing plate fall down.
The technical scheme adopted by the invention for solving the technical problems is as follows: a hydraulic machine with a protection function at least comprises a frame body, a hydraulic machine, a workbench, a protection device and a controller, wherein the hydraulic machine comprises a hydraulic cylinder, a hydraulic rod, a supporting plate and a pressing plate which are sequentially connected from top to bottom, the hydraulic cylinder is positioned on the frame body, the left side and the right side of the frame body are respectively provided with a guide post, the number of the protection devices is two, the protection devices are respectively positioned on the guide posts on the left side and the right side, the protection device comprises a first movable telescopic shaft, a second movable telescopic shaft and a guide rod, the first movable telescopic shaft comprises a movable block, a first telescopic shaft, a first spring and a first abutting block, the movable block, the first telescopic shaft and the first abutting block are all positioned at the upper end of the guide posts, the movable block is positioned at the upper end of the guide rod, the movable block is connected with the lower end of the hydraulic rod through a first connecting rod, and the upper end of the first telescopic, the upper end of the first abutting block is connected with the lower end of the first telescopic shaft, one end of the first spring is connected with the moving block, the other end of the first abutting block is connected with the first abutting block, the first abutting block is connected with the press plate through a second connecting rod, the second movable telescopic shaft comprises a fixed block, a second telescopic shaft, a second spring and a second abutting block, the bottoms of the guide posts and the bottoms of the guide rods are fixedly connected onto the fixed block, the second telescopic shaft and the second abutting block are both positioned at the lower end of the guide posts, the upper end of the second telescopic shaft is connected with the second abutting block, the lower end of the second telescopic shaft is connected with the fixed block, the controller is positioned on the right fixed block, the workbench is positioned between the left guide post and the right guide post, the bottom of the workbench is set as an objective table, gaps are formed between four side walls of the workbench and the objective table, and an air cylinder is arranged below the objective table, and a third telescopic shaft is arranged between the objective table and the cylinder, grooves are arranged on the left side wall and the right side wall of the workbench, and the grooves are positioned under the second connecting rod.
Further, a sponge layer is arranged in the moving block and wrapped on the guide rod, the upper end and the lower end of the sponge layer are thinner than the middle of the sponge layer, a fixed shaft is arranged in the guide rod, the left side and the right side of the fixed shaft are respectively provided with a limiting triangular block, the limiting triangular blocks are connected with the side face of the fixed shaft through elastic devices, the upper end of each limiting triangular block is wider than the lower end of the corresponding limiting triangular block, the limiting triangular blocks are located below the moving block, an electric sliding cover is arranged below the limiting triangular blocks, and the thickness of the sponge layer is thicker than that of the electric sliding cover.
Furthermore, the objective table below is equipped with four support columns, and is equipped with the buffer layer on the support column, the buffer layer adopts rubber to make.
Further, all be equipped with stopper and perpendicular graduation apparatus on four lateral walls of workstation, and stopper and perpendicular graduation apparatus parallel and level, the upper end and the lower extreme of stopper all are thinner than the centre of stopper.
Further, workstation left side wall top is equipped with two bar infrared emitter, and is located the both sides of recess respectively, workstation right side wall top is equipped with two infrared receiver, and is located the both sides of recess respectively.
Furthermore, the upper end of guide bar is equipped with the limiting plate, and the limiting plate is located the top of movable block, the bottom of limiting plate is equipped with pressure sensor.
Further, the control method of the hydraulic machine with the protection function comprises the following steps: when the pressure sensor feeds back the upward pressure, the infrared emitter is started, when the pressure sensor feeds back no upward pressure, the infrared emitter is closed, and when the infrared receiver does not receive all infrared information, the controller forcibly locks the hydraulic machine to stop starting.
The hydraulic press with the protection function provided by the invention has the beneficial effects that:
(1) the hydraulic machine with the protection function has the advantages that when the pressure sensor feeds back the upward pressure, the infrared emitter is started, when the pressure sensor feeds back no upward pressure, the infrared emitter is closed, and when the infrared receiver does not receive all infrared information, the hydraulic machine is forcibly locked by the controller to stop starting, so that the hydraulic machine with the protection function has the function of forced shutdown protection.
(2) This hydraulic press with protect function uses the back for a long time, if the spare part appears and ageing to lead to backup pad and clamp plate tenesmus, the first activity telescopic shaft is connected through the head rod to the hydraulic stem, and first activity telescopic shaft passes through the second connecting rod and connects, then can prop up backup pad and clamp plate, prevents the tenesmus, eliminates the potential safety hazard.
(3) This hydraulic press with protect function reciprocates through starting the cylinder, third telescopic shaft, makes the objective table activity from top to bottom, and when the objective table was located the top, can conveniently put the piece and get the piece, when the objective table was located the below, hydraulic press started, can realize hydraulic pressure operation, can also start the guard action simultaneously, when preventing that the article from being by hydraulic pressure, the sputtering of production caused personnel or equipment to damage.
(4) This hydraulic press with protect function carries on spacingly through the stopper to the objective table, can look directly at the horizontal position of objective table through the calibrated scale simultaneously to the adjustment helps going on smoothly of hydraulic pressure operation simultaneously, and the third telescopic shaft is not connected with the objective table, supports the objective table, equipment such as protective cylinder and third telescopic shaft through four support columns.
(5) In the hydraulic process of the hydraulic press with the protection function, the first abutting block is in contact with the second abutting block, and the hydraulic acting force can be buffered under the action of the second spring, so that the protection function is further realized.
Drawings
Fig. 1 is a schematic diagram of a hydraulic machine with a protection function according to the invention.
Fig. 2 is a cross-sectional view of a guide bar of the present invention.
Fig. 3 is a top view of the inventive table.
In the figure: 1. the device comprises a frame body, 11 guide posts, 2 hydraulic machines, 21 hydraulic cylinders, 22 hydraulic rods, 23 supporting plates, 24 pressing plates, 3 work tables, 31 object tables, 32 air cylinders, 33 third telescopic shafts, 34 supporting columns, 35 buffer layers, 36 infrared transmitters, 37 infrared receivers, 38 grooves, 39 limiting blocks, 310 dials, 4 protective devices, 41 first movable telescopic shafts, 411 movable blocks, 412 first telescopic shafts, 413 first springs, 414 first abutting blocks, 42 second movable telescopic shafts, 421 fixed blocks, 422 second telescopic shafts, 423 second springs, 424 second abutting blocks, 43 guide rods, 44 first connecting rods, 45 second connecting rods, 46 sponge layers, 47 fixed shafts, 48 limiting triangular blocks, 49 elastic devices, 410 electric sliding covers, 5 controllers, 6. and the limiting plate 7 is a pressure sensor.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-3. The invention provides a hydraulic machine with a protection function, which at least comprises a frame body 1, a hydraulic machine 2, a workbench 3, a protection device 4 and a controller 5, wherein the hydraulic machine 2 is sequentially connected from top to bottom and comprises hydraulic cylinders 21, hydraulic rods 22, a supporting plate 23 and a pressing plate 24, the hydraulic cylinders 21 are positioned on the frame body 1, the left side and the right side of the frame body 1 are respectively provided with a guide post 11, the number of the protection devices 4 is two and are respectively positioned on the guide posts 11 on the left side and the right side, the protection device 4 comprises a first movable telescopic shaft 41, a second movable telescopic shaft 42 and a guide rod 43, the first movable telescopic shaft 41 comprises a movable block 411, a first telescopic shaft 412, a first spring 413 and a first abutting block 414, the movable block 411, the first telescopic shaft 412 and the first abutting block 414 are all positioned at the upper end of the guide post 11, the movable block 411 is positioned at the upper end of the guide rod 11, the movable block 411 is connected with the lower end of the hydraulic rods 22 through a first connecting rod, the upper end of the first telescopic shaft 412 is connected with the lower end of the moving block 411 by a sliding groove structure, the upper end of the first abutting block 414 is connected with the lower end of the first telescopic shaft 412, one end of the first spring 413 is connected with the moving block 411, the other end of the first spring 413 is connected with the first abutting block 414, the first abutting block 414 is connected with the pressing plate through the second connecting rod 45, the second movable telescopic shaft 42 comprises a fixed block 421, a second telescopic shaft 422, a second spring 423 and a second abutting block 424, the bottoms of the guide post 11 and the guide rod 43 are fixedly connected with the fixed block 421, the second telescopic shaft 422 and the second abutting block 424 are both located at the lower end of the guide post 11, the upper end of the second telescopic shaft 422 is connected with the second abutting block 424, the lower end of the second telescopic shaft 422 is connected with the fixed block 421, the controller 5 is located on the right fixed block 421, the workbench 3 is located between the left guide post 11 and the right guide post 11, and the bottom of workstation 3 establishes to objective table 31, be equipped with the clearance between four lateral walls of workstation 3 and the objective table 31, and objective table 31 below is equipped with cylinder 32, be equipped with third telescopic shaft 33 between objective table 31 and the cylinder 32, be equipped with recess 38 on workstation 3 left side wall and the right side wall, and recess 38 is located second connecting rod 45 under.
Further, a sponge layer 46 is arranged in the moving block 411, the sponge layer 46 is wrapped on the guide rod 43, the upper end and the lower end of the sponge layer 46 are thinner than the middle of the sponge layer 46, a fixed shaft 47 is arranged in the guide rod 43, a limiting triangular block 48 is arranged on the left side and the right side of the fixed shaft 47, the limiting triangular block 48 is connected with the side face of the fixed shaft 47 through an elastic device 49, the upper end of the limiting triangular block 48 is wider than the lower end, the limiting triangular block 48 is located below the moving block 411, an electric sliding cover 410 is arranged below the limiting triangular block 48, and the thickness of the sponge layer 46 is thicker than the electric sliding cover 410.
Further, four support columns 34 are arranged below the objective table 3, a buffer layer 35 is arranged on each support column 34, and the buffer layer 35 is made of rubber.
Further, all be equipped with stopper 39 and perpendicular graduation apparatus 310 on four lateral walls of workstation 3, and stopper 39 and perpendicular graduation apparatus 310 parallel and level, the upper end and the lower extreme of stopper 39 all are thinner than the centre of stopper 39.
Further, two strip-shaped infrared emitters 36 are arranged on the top of the left side wall of the workbench 3 and located on two sides of the groove 38 respectively, and two infrared receivers 37 are arranged on the top of the right side wall of the workbench 3 and located on two sides of the groove 38 respectively.
Further, the upper end of guide bar 43 is equipped with limiting plate 6, and limiting plate 6 is located the top of movable block 411, the bottom of limiting plate 6 is equipped with pressure sensor 7.
Further, the control method of the hydraulic machine with the protection function comprises the following steps: when the pressure sensor 7 has no upward pressure, the controller 5 forcibly locks the hydraulic machine 2 to stop starting; when the pressure sensor 7 feeds back the upward pressure, the infrared emitter 36 is started, when the pressure sensor 7 feeds back no upward pressure, the infrared emitter 36 is closed, and when the infrared receiver 37 does not receive all infrared information, the controller 5 forcibly locks the hydraulic machine 2 to stop starting.
The hydraulic machine with the protection function comprises the following use steps: an object is placed on the object stage 31, the hydraulic cylinder 21 is started, the pressing plate 24 moves downwards, the first movable telescopic shaft 41 is driven to move downwards along the guide column 11, the electric sliding cover 410 moves upwards, the limit triangular block 48 enters the guide rod 43, the electric sliding cover 410 is positioned on the outer side of the limit triangular block 48, meanwhile, the thickness of the sponge layer 46 is thicker than that of the electric sliding cover 410, the moving block 411 can directly move away from the electric sliding cover 410 in the downward movement process, when the first abutting block 414 contacts the second abutting block 424, the pressing plate 24 continues to move downwards due to the acting force of the second spring 423, meanwhile, the second connecting rod 45 is positioned in the groove 38 and continues to move downwards until the pressing plate hydraulically operates the object on the object stage 31, and the object stage 31 is positioned below four side walls of the workbench 3, so that the pressed object is even a dangerous object which is easy to sputter, all can guarantee hydraulic pressure safety, simultaneously because the effort of second spring 423, hydraulic effort can receive certain cushioning effect, after hydraulic pressure is accomplished, clamp plate 24 rises, movable block 411 moves to the top from electronic sliding closure 410 equally, and make the upper end of movable block 411 extrude pressure sensor 7, pressure sensor 7 feeds back to controller 5, and control hydraulic press 2 stops the operation, meanwhile controller 5 control electronic sliding closure 410 moves down to initial position, make spacing triangle 48 resume to initial position because of the effect of elasticity, form the spacing effect to movable block 411, controller 5 controls and starts cylinder 32 simultaneously, make third telescopic shaft 33 extension, and jack-up objective table 31 rises until the article infrared ray, then feed back to controller 5, lock hydraulic press 2 and shut down.
Therefore, the hydraulic press with the protection function has a double protection function, when the moving block 411 pushes the pressure sensor 7, the hydraulic press 2 stops operating, the infrared emitter 36 is started, if articles appear in an infrared irradiation range, the controller 5 controls the hydraulic press 2 to stop, and if the hydraulic press 2 stops, the pressing plate 24 falls down due to aging of equipment parts during the stop of the hydraulic press, and the pressing plate 24 can be prevented from falling down through the first movable telescopic shaft 41 of the hydraulic press with the protection function.
Claims (7)
1. The utility model provides a hydraulic press with protect function, includes support body, hydraulic press, workstation, protection device and controller at least, its characterized in that: the hydraulic press comprises a hydraulic cylinder, a hydraulic rod, a supporting plate and a pressing plate which are sequentially connected from top to bottom, the hydraulic cylinder is positioned on a frame body, the left side and the right side of the frame body are respectively provided with a guide post, the number of the protection devices is two, the protection devices are respectively positioned on the guide posts on the left side and the right side, each protection device comprises a first movable telescopic shaft, a second movable telescopic shaft and a guide rod, each first movable telescopic shaft comprises a moving block, a first telescopic shaft, a first spring and a first abutting block, the moving blocks, the first telescopic shafts and the first abutting blocks are all positioned at the upper ends of the guide posts and are positioned at the upper ends of the guide posts of the moving block, the moving blocks are connected with the lower ends of the hydraulic rod through first connecting rods, the upper ends of the first telescopic shafts are connected with the lower ends of the moving blocks through sliding groove structures, the upper ends of the first abutting blocks are connected with the lower ends of the first, the other end of the first supporting block is connected with the first supporting block, the first supporting block is connected with the pressing plate through a second connecting rod, the second movable telescopic shaft comprises a fixed block, a second telescopic shaft, a second spring and a second supporting block, the bottom of the guide post and the bottom of the guide rod are fixedly connected onto the fixed block, the second telescopic shaft and the second supporting block are both positioned at the lower end of the guide post, the upper end of the second telescopic shaft is connected with the second supporting block, the lower end of the second telescopic shaft is connected with the fixed block, the controller is positioned on the right-side fixed block, the workbench is positioned between the left-side guide post and the right-side guide post, the bottom of the workbench is provided with an objective table, gaps are arranged between four side walls of the workbench and the objective table, an air cylinder is arranged below the objective table, a third telescopic shaft is arranged between the objective table and the air cylinder, grooves are arranged on the left side wall and the right side wall of the workbench, and the groove is positioned under the second connecting rod.
2. The hydraulic machine with protection according to claim 1, characterized in that: the movable block is internally provided with a sponge layer, the sponge layer is wrapped on the guide rod, the upper end and the lower end of the sponge layer are thinner than the middle of the sponge layer, the guide rod is internally provided with a fixed shaft, the left side and the right side of the fixed shaft are respectively provided with a limit triangular block, the limit triangular block is connected with the side face of the fixed shaft through an elastic device, the upper end of the limit triangular block is wider than the lower end of the limit triangular block, the limit triangular block is positioned below the movable block, an electric sliding cover is arranged below the limit triangular block, and the thickness of the sponge layer is thicker than the electric sliding cover.
3. The hydraulic machine with protection according to claim 1, characterized in that: the objective table below is equipped with four support columns, and is equipped with the buffer layer on the support column, the buffer layer adopts rubber to make.
4. The hydraulic machine with protection according to claim 1, characterized in that: all be equipped with stopper and perpendicular graduation apparatus on four lateral walls of workstation, and stopper and perpendicular graduation apparatus parallel and level, the upper end and the lower extreme of stopper all are thinner than the centre of stopper.
5. The hydraulic machine with protection according to claim 1, characterized in that: the utility model discloses a workstation, including workstation left side wall top, workstation right side wall top is equipped with two bar infrared emitter, and is located the both sides of recess respectively, workstation right side wall top is equipped with two infrared receiver, and is located the both sides of recess respectively.
6. The hydraulic machine with protection according to claim 1, characterized in that: the upper end of guide bar is equipped with the limiting plate, and the limiting plate is located the top of movable block, the bottom of limiting plate is equipped with pressure sensor.
7. The control method of the hydraulic machine with the protection function comprises the following steps: when the pressure sensor feeds back the upward pressure, the infrared emitter is started, when the pressure sensor feeds back no upward pressure, the infrared emitter is closed, and when the infrared receiver does not receive all infrared information, the controller forcibly locks the hydraulic machine to stop starting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010709984.6A CN111791531B (en) | 2020-07-22 | 2020-07-22 | Hydraulic press with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010709984.6A CN111791531B (en) | 2020-07-22 | 2020-07-22 | Hydraulic press with protection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111791531A true CN111791531A (en) | 2020-10-20 |
| CN111791531B CN111791531B (en) | 2022-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010709984.6A Active CN111791531B (en) | 2020-07-22 | 2020-07-22 | Hydraulic press with protection function |
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| Country | Link |
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| CN (1) | CN111791531B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935766A (en) * | 2021-02-03 | 2021-06-11 | 浙江天工液压机械股份有限公司 | Press is used in assembly of high strength hydro-cylinder |
| CN113146344A (en) * | 2021-06-03 | 2021-07-23 | 康馨（海门）环保科技发展有限公司 | Mechanical anti-pressing safety mechanism |
| CN117203003A (en) * | 2021-05-12 | 2023-12-08 | 百超激光有限公司 | Bending machine, in particular bending press, with safety system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10027156A1 (en) * | 2000-05-31 | 2001-12-06 | Fiessler Elektronik Ohg | Protection device for machines, such as press brakes, cutting machines, punching machines or the like |
| CN206264433U (en) * | 2016-11-04 | 2017-06-20 | 安徽应流集团霍山铸造有限公司 | A kind of casting die backform stamping machine |
| CN109332495A (en) * | 2018-11-15 | 2019-02-15 | 江苏纽克光谱科技有限公司 | A kind of press machine that machining accuracy is high |
| CN208944917U (en) * | 2018-09-11 | 2019-06-07 | 保定市沧龙不锈钢精密铸造有限公司 | A kind of five metalworking stamping devices |
| CN209189570U (en) * | 2018-10-19 | 2019-08-02 | 浙江欧赛电子有限公司 | A kind of frame press machine |
| CN110641070A (en) * | 2019-11-06 | 2020-01-03 | 南通威锋重工机械有限公司 | Hydraulic machine with automatic induction safety protection device |
| CN209902024U (en) * | 2019-05-16 | 2020-01-07 | 牛盈(广东)信息科技有限公司 | Punching machine is used in production of fire door is prevented to steel |
-
2020
- 2020-07-22 CN CN202010709984.6A patent/CN111791531B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10027156A1 (en) * | 2000-05-31 | 2001-12-06 | Fiessler Elektronik Ohg | Protection device for machines, such as press brakes, cutting machines, punching machines or the like |
| CN206264433U (en) * | 2016-11-04 | 2017-06-20 | 安徽应流集团霍山铸造有限公司 | A kind of casting die backform stamping machine |
| CN208944917U (en) * | 2018-09-11 | 2019-06-07 | 保定市沧龙不锈钢精密铸造有限公司 | A kind of five metalworking stamping devices |
| CN209189570U (en) * | 2018-10-19 | 2019-08-02 | 浙江欧赛电子有限公司 | A kind of frame press machine |
| CN109332495A (en) * | 2018-11-15 | 2019-02-15 | 江苏纽克光谱科技有限公司 | A kind of press machine that machining accuracy is high |
| CN209902024U (en) * | 2019-05-16 | 2020-01-07 | 牛盈(广东)信息科技有限公司 | Punching machine is used in production of fire door is prevented to steel |
| CN110641070A (en) * | 2019-11-06 | 2020-01-03 | 南通威锋重工机械有限公司 | Hydraulic machine with automatic induction safety protection device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935766A (en) * | 2021-02-03 | 2021-06-11 | 浙江天工液压机械股份有限公司 | Press is used in assembly of high strength hydro-cylinder |
| CN117203003A (en) * | 2021-05-12 | 2023-12-08 | 百超激光有限公司 | Bending machine, in particular bending press, with safety system |
| CN113146344A (en) * | 2021-06-03 | 2021-07-23 | 康馨（海门）环保科技发展有限公司 | Mechanical anti-pressing safety mechanism |
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| Publication number | Publication date |
|---|---|
| CN111791531B (en) | 2022-06-17 |
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