CN111672961B - Open type single-point crank precision punch with push-pull mechanism - Google Patents
Open type single-point crank precision punch with push-pull mechanism Download PDFInfo
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- CN111672961B CN111672961B CN202010665383.XA CN202010665383A CN111672961B CN 111672961 B CN111672961 B CN 111672961B CN 202010665383 A CN202010665383 A CN 202010665383A CN 111672961 B CN111672961 B CN 111672961B
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- upper die
- punch press
- roller
- fixedly connected
- linear guide
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/002—Drive of the tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/26—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks
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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
Abstract
The invention discloses an open type single-point crank precision punch press with a push-pull mechanism, which drives a horizontal sliding block to slide in the length direction of a linear guide rail by driving a ball screw to rotate, so as to drive a portal frame and an upper die of the punch press to horizontally slide, a roller driving component drives an adjusting roller to rotate, and an output shaft of a telescopic cylinder drives a connecting roller to horizontally move, so that the bottom of the upper die of the punch press rotates by taking the adjusting roller as an axis, the upper die of the punch press is driven to adjust the angle with the table surface of a processing table, a punching cutter is driven by a hydraulic telescopic cylinder to punch workpieces at different angles, the orientation of the workpieces is not required to be adjusted manually, and the processing safety is ensured.
Description
Technical Field
The invention relates to the field of open crank precision punching machines, in particular to an open single-point crank precision punching machine with a push-pull mechanism.
Background
The existing punch press is a stamping type press. In national production, the stamping process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of making products which cannot be machined through various die applications compared with the traditional machining, so that the stamping process has wider and wider application.
The machine body of the open type punching machine is generally C-shaped, the workbench is opened in three directions, the design makes the loading and unloading of the punching die and the punching operation more convenient, and the design is more favorable in mechanization and punching automation.
Open punch press makes places preset position with the work piece to the angle of processing of work piece has been adjusted, processes the work piece through open punch press, because current open punch press can't adjust with the direction of contact of work piece, only adjusts the position of work piece through the manual work, so cause the incident easily when adjusting the work piece.
Disclosure of Invention
The invention aims to provide an open type single-point crank precision punch press with a push-pull mechanism, and aims to solve the technical problem that safety accidents are easily caused when a workpiece is adjusted because the existing open type punch press in the prior art cannot adjust the contact direction with the workpiece and only manually adjusts the position of the workpiece.
In order to achieve the purpose, the open type single-point crank precision punch with the push-pull mechanism comprises a processing table, a punch upper die and a connecting device, wherein the processing table is arranged on the upper die; the upper die of the punch press is connected with the processing table in a sliding manner and is positioned on one side of the processing table; the connecting device comprises a linear guide rail, a horizontal sliding block, a ball screw, a portal frame and an angle adjusting assembly, the linear guide rail is fixedly connected with the processing table, is in sliding connection with the upper die of the punch press and is positioned on one side of the processing table close to the upper die of the punch press, the linear guide rail is provided with a rectangular groove, the rectangular groove is positioned on one side of the linear guide rail close to the upper die of the punch press and extends into the linear guide rail towards the direction of the processing table, the horizontal sliding block is in sliding connection with the linear guide rail, is matched with the rectangular groove and is positioned in the rectangular groove, the ball screw is in rotating connection with the linear guide rail and is in rotating connection with the horizontal sliding block, and the portal frame is fixedly connected with the horizontal sliding block and is in rotating connection with the upper die; the angle adjusting component comprises an arc-shaped bracket, an adjusting roller, a roller driving component, a connecting roller and a telescopic cylinder, the arc-shaped bracket is fixedly connected with the portal frame, and is positioned at one side of the portal frame close to the upper die of the punch press, the regulating roller is rotationally connected with the arc-shaped bracket, and is fixedly connected with the upper die of the punch press and positioned at one side of the arc-shaped bracket close to the upper die of the punch press, the roller driving component is rotationally connected with the portal frame, and is rotationally connected with the adjusting roller and is positioned at one side of the portal frame close to the adjusting roller, the connecting roller is fixedly connected with the upper die of the punch, and is positioned on one side of the upper die of the punch press, which is far away from the regulating roller, the telescopic cylinder is fixedly connected with the portal frame, the output shaft of the telescopic cylinder is rotatably connected with the connecting roller, and the telescopic cylinder is positioned on one side of the portal frame close to the connecting roller.
The roller driving component comprises a connecting transmission belt and a rotary stepping motor, one side of the connecting transmission belt is connected with the adjusting roller, so that the connecting transmission belt drives the adjusting roller to rotate, and one side of the connecting transmission belt is positioned on the adjusting roller; the rotary stepping motor is fixedly connected with the portal frame, an output shaft is connected with the connecting transmission belt, so that the output shaft of the rotary stepping motor drives the connecting transmission belt to rotate, and the rotary stepping motor is positioned on one side, far away from the adjusting roller, of the connecting transmission belt.
The roller driving component further comprises a matching gear, the matching gear is rotatably connected with the connecting transmission belt, is fixedly connected with an output shaft of the rotary stepping motor, and is positioned on one side of the rotary stepping motor, which is close to the connecting transmission belt.
The ball screw comprises a rotary screw and a screw driving motor, and the rotary screw is rotationally connected with the linear guide rail and rotationally connected with the horizontal sliding block; the screw driving motor is fixedly connected with the linear guide rail, and an output shaft is fixedly connected with the rotary screw.
Wherein the linear guide rail is provided with a limiting groove; the horizontal sliding block is provided with a limiting bulge, and the limiting bulge is positioned on one side of the horizontal sliding block close to the limiting groove and matched with the limiting groove.
The angle adjusting assembly further comprises a connecting bearing, the connecting bearing is rotatably connected with the connecting roller and fixedly connected with an output shaft of the telescopic cylinder, and the connecting bearing is located on one side, close to the connecting roller, of the telescopic cylinder.
The angle adjusting assembly further comprises a buffer spring, one side of the buffer spring is abutted to the telescopic cylinder, the other end of the buffer spring is abutted to the connecting bearing, and the buffer spring is located between the telescopic cylinder and the connecting bearing.
The open type single-point crank precision punch press with the push-pull mechanism further comprises a stamping cutter, wherein the stamping cutter is fixedly connected with the upper die of the punch press and is positioned on one side, close to the processing table, of the upper die of the punch press.
The open type single-point crank precision punch press with the push-pull mechanism further comprises a hydraulic telescopic cylinder, the hydraulic telescopic cylinder is fixedly connected with the punch press upper die, an output shaft is fixedly connected with the punching tool, and the hydraulic telescopic cylinder is located on one side, close to the punching tool, of the punch press upper die.
According to the open type single-point crank precision punch press with the push-pull mechanism, the ball screw is driven to rotate, the horizontal sliding block is driven to slide in the long direction of the linear guide rail, the portal frame and the punch press upper die are further driven to slide horizontally, the roller driving component drives the adjusting roller to rotate, and meanwhile the output shaft of the telescopic cylinder drives the connecting roller to horizontally move, so that the bottom of the punch press upper die rotates by taking the adjusting roller as an axis, the punch press upper die is further driven to adjust the angle between the punch press upper die and the table board of the processing table, the punching tool is driven by the hydraulic telescopic cylinder to punch workpieces at different angles, the orientation of the workpieces is not required to be adjusted manually, and the processing safety is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the structure of the connecting device of the present invention.
Fig. 2 is a schematic structural diagram of the angle adjustment assembly of the present invention.
Fig. 3 is a schematic structural view of the roller driving member of the present invention.
FIG. 4 is a schematic view of the rotation of the upper die of the press of the present invention.
In the figure: 1-processing table, 2-punch press upper die, 3-connecting device, 4-punching tool, 5-hydraulic telescopic cylinder, 31-linear guide rail, 32-horizontal slider, 33-ball screw, 34-portal frame, 35-angle adjusting component, 100-open single point crank precision punch press with push-pull mechanism, 311-rectangular groove, 312-limit groove, 321-limit projection, 331-rotating screw, 332-screw driving motor, 351-arc support, 352-adjusting roller, 353-roller driving component, 354-connecting roller, 355-telescopic cylinder, 356-connecting bearing, 357-buffer spring, 3531-connecting transmission belt, 3532-rotating stepping motor and 3533-matching gear.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 4, the present invention provides an open type single point crank precision punch 100 with a push-pull mechanism, which comprises a processing platform 1, a punch upper die 2 and a connecting device 3; the upper die 2 of the punch press is connected with the processing table 1 in a sliding manner and is positioned on one side of the processing table 1; the connecting device 3 comprises a linear guide rail 31, a horizontal sliding block 32, a ball screw 33, a portal frame 34 and an angle adjusting component 35, the linear guide rail 31 is fixedly connected with the processing table 1, is slidably connected with the punch press upper die 2, and is positioned at one side of the processing table 1 close to the punch press upper die 2, the linear guide rail 31 is provided with a rectangular groove 311, the rectangular groove 311 is positioned at one side of the linear guide rail 31 close to the punch press upper die 2 and extends into the linear guide rail 31 towards the direction of the processing table 1, the horizontal sliding block 32 is slidably connected with the linear guide rail 31, is matched with the rectangular groove 311 and is positioned in the rectangular groove 311, the ball screw 33 is rotatably connected with the linear guide rail 31 and is rotatably connected with the horizontal sliding block 32, and the portal frame 34 is fixedly connected with the horizontal sliding block 32, the upper die is rotatably connected with the upper die 2 of the punch press and is positioned on one side of the upper die 2 of the punch press, which is close to the horizontal sliding block 32; the angle adjusting assembly 35 includes an arc-shaped bracket 351, an adjusting roller 352, a roller driving member 353, a connecting roller 354 and a telescopic cylinder 355, the arc-shaped bracket 351 is fixedly connected with the gantry 34 and is located at one side of the gantry 34 close to the punch upper die 2, the adjusting roller 352 is rotatably connected with the arc-shaped bracket 351 and is fixedly connected with the punch upper die 2 and is located at one side of the arc-shaped bracket 351 close to the punch upper die 2, the roller driving member 353 is rotatably connected with the gantry 34 and is rotatably connected with the adjusting roller 352 and is located at one side of the gantry 34 close to the adjusting roller 352, the connecting roller 354 is fixedly connected with the punch upper die 2 and is located at one side of the punch upper die 2 far from the adjusting roller 352, and the telescopic cylinder 355 is fixedly connected with the gantry 34, an output shaft of the telescopic cylinder 355 is rotatably connected with the connecting roller 354, and the telescopic cylinder 355 is positioned on one side of the portal frame 34 close to the connecting roller 354.
Further, the open type single-point crank precision punch press 100 with the push-pull mechanism further comprises a stamping tool 4, wherein the stamping tool 4 is fixedly connected with the upper die 2 of the punch press and is positioned on one side of the upper die 2 of the punch press, which is close to the processing table 1.
Furthermore, the open type single-point crank precision punch press 100 with the push-pull mechanism further comprises a hydraulic telescopic cylinder 5, the hydraulic telescopic cylinder 5 is fixedly connected with the punch press upper die 2, an output shaft is fixedly connected with the punching tool 4, and the hydraulic telescopic cylinder is positioned on one side, close to the punching tool 4, of the punch press upper die 2
In this embodiment, a power supply is installed inside the processing table 1 to supply power to a mechanical device for driving the processing table 1 to operate, a workpiece is conveyed to the upper surface of the processing table 1 by a conveying device and enters a region to be processed, the bottom of the gantry 34 is installed on the linear guide rails 31 by the horizontal sliders 32, the number of the linear guide rails 31 is two, and the linear guide rails are respectively installed at both sides of the conveying device in the longitudinal direction, the horizontal sliders 32 are respectively installed inside the left and right linear guide rails 31 in a sliding manner, so as to screw-fix both free ends of the bottom of the gantry 34, the horizontal sliders 32 are internally provided with threaded holes, the ball screws 33 penetrate through the threaded holes of the horizontal sliders 32 and drive the horizontal sliders 32 to horizontally slide in the rectangular grooves 311 of the linear guide rails 31 by rotating, so that the gantry 34 slides along the length direction of the conveying device and keeps moving stably perpendicular to the table top of the processing table 1; the upper die 2 of the punch press is rotatably mounted on the inner side of the gantry 34, two sides of the top of the upper die 2 of the punch press are rotatably connected with the gantry 34 through the adjusting rollers 352, two sides of the bottom of the upper die 2 of the punch press are rotatably connected with the gantry 34 through the connecting rollers 354 and the telescopic cylinders 355, and the arc-shaped bracket 351 is arranged on the periphery of the adjusting rollers 352, so that the roller driving member 353 rotates on the arc-shaped bracket 351 to drive the adjusting rollers 352 to rotate; the telescopic cylinder 355 is horizontally screwed on the portal frame 34 along a direction perpendicular to the surface of the portal frame 34, an output shaft and the connecting roller 354 rotate, the bottom of the upper die 2 of the punch press is driven to rotate by taking the adjusting roller 352 as an axis through the extension and retraction of the telescopic cylinder 355, and further the upper die 2 of the punch press is driven to adjust the angle with the table surface of the processing table 1, so that the horizontal slider 32 is driven to slide in the longitudinal direction of the linear guide rail 31 by driving the ball screw 33 to rotate, the portal frame 34 and the upper die 2 of the punch press are further driven to horizontally slide, the roller driving member 353 drives the adjusting roller 352 to rotate, and meanwhile, the output shaft of the telescopic cylinder 355 drives the connecting roller 354 to horizontally move, so that the bottom of the upper die 2 of the punch press rotates by taking the adjusting roller 352 as an axis, and then drive punch press 2 adjust with the angle of the mesa of processing platform 1, make punching press cutter 4 be in under the drive of hydraulic telescoping cylinder 5, carry out stamping process to the work piece with different angles to need not the manual work and carry out the position adjustment to the work piece, ensured the security of processing.
Further, referring to fig. 2 and 3, the roller driving member 353 includes a connecting belt 3531 and a rotary stepping motor 3532, one side of the connecting belt 3531 is connected to the adjustment roller, so that the connecting belt 3531 rotates the adjustment roller 352, and one side of the connecting belt 3531 is located on the adjustment roller 352; the rotating stepping motor 3532 is fixedly connected with the gantry 34, and an output shaft of the rotating stepping motor 3532 is connected with the connecting transmission belt 3531, so that the output shaft of the rotating stepping motor 3532 drives the connecting transmission belt 3531 to rotate, and the rotating stepping motor 3532 is located on one side of the connecting transmission belt 3531 away from the adjusting roller 352.
Further, referring to fig. 2 and 3, the roller driving member 353 further includes a mating gear 3533, and the mating gear 3533 is rotatably connected to the connecting belt 3531, is fixedly connected to the output shaft of the rotating stepping motor 3532, and is located at a side of the rotating stepping motor 3532 close to the connecting belt 3531.
In this embodiment, the engaging gear 3533 is fixed to the output shaft of the rotary stepping motor 3532 by a screw, the outer circumference of the engaging gear 3533 is threaded, the inner side surface of the connecting transmission belt 3531 is provided with a threaded protrusion, the outer circumference of the engaging gear 3533 is engaged with the inner side surface of the connecting transmission belt 3531 to drive the connecting transmission belt 3531 to rotate, and both sides of the connecting transmission belt 3531 in the short direction are slidably limited by the arc-shaped bracket 351, so that the connecting transmission belt 3531 rotates circumferentially and is sleeved on the outer circumference of the adjusting roller 352 to drive the adjusting roller 352 and the upper die 2 of the punch press to rotate.
Further, referring to fig. 1, the ball screw 33 includes a rotary screw 331 and a screw driving motor 332, the rotary screw 331 is rotatably connected to the linear guide 31 and is rotatably connected to the horizontal slider 32; the screw driving motor 332 is fixedly connected with the linear guide rail 31, and an output shaft is fixedly connected with the rotary screw 331.
In the present embodiment, the rotary screw 331 is rotatably connected to the linear guide 31 through a bearing, the screw driving motor 332 drives the rotary screw 331 to rotate, the outer circumference of the rotary screw 331 has an external thread and is engaged with a threaded hole inside the horizontal slider 32, so that the horizontal slider 32 is rotatably engaged with the rotary screw 331; because the horizontal sliding block 32 is limited by the groove wall of the rectangular groove 311, the horizontal sliding block 32 can only horizontally slide along the long direction of the rectangular groove 311.
Further, referring to fig. 1, the linear guide 31 has a limiting groove 312; the horizontal sliding block 32 is provided with a limiting protrusion 321, and the limiting protrusion 321 is located on one side of the horizontal sliding block 32 close to the limiting groove 312 and is matched with the limiting groove 312.
In this embodiment, the two sides of the rectangular groove 311 of the linear guide 31 are provided with the limiting grooves 312, the limiting grooves 312 are communicated with the rectangular groove 311, and the limiting protrusions 321 at the two sides of the horizontal slider 32 are matched with the limiting grooves 312, so that the horizontal slider 32 is better connected with the linear guide 31, and the sliding stability of the horizontal slider 32 is higher.
Further, referring to fig. 4, the angle adjusting assembly 35 further includes a connecting bearing 356, and the connecting bearing 356 is rotatably connected to the connecting roller 354, is fixedly connected to the output shaft of the telescopic cylinder 355, and is located at a side of the telescopic cylinder 355 close to the connecting roller 354.
In this embodiment, the connecting bearing 356 is sleeved on the outer periphery of the connecting roller 354 and is fixed to the output shaft of the telescopic cylinder 355 by a screw thread, so that the output shaft of the telescopic cylinder 355 and the connecting roller 354 can rotate, and the upper die 2 of the punch press can rotate around the adjusting roller 352.
Further, referring to fig. 4, the angle adjustment assembly 35 further includes a buffer spring 357, wherein one side of the buffer spring 357 abuts against the telescopic cylinder 355, and the other end of the buffer spring abuts against the connection bearing 356 and is located between the telescopic cylinder 355 and the connection bearing 356.
In this embodiment, the buffer spring 357 is abutted between the telescopic cylinder 355 and the connecting bearing 356, and since the output shaft of the telescopic cylinder 355 shakes during the output process, the buffer spring 357 can reduce the contact between the telescopic cylinder 355 and the upper die 2 of the punch press during the telescopic process, so that the upper die 2 of the punch press can be rotated more smoothly.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. An open type single-point crank precision punch press with a push-pull mechanism is characterized by comprising a processing table, a punch press upper die and a connecting device;
the upper die of the punch press is connected with the processing table in a sliding manner and is positioned on one side of the processing table;
the connecting device comprises a linear guide rail, a horizontal sliding block, a ball screw, a portal frame and an angle adjusting assembly, the linear guide rail is fixedly connected with the processing table, is in sliding connection with the upper die of the punch press and is positioned on one side of the processing table close to the upper die of the punch press, the linear guide rail is provided with a rectangular groove, the rectangular groove is positioned on one side of the linear guide rail close to the upper die of the punch press and extends into the linear guide rail towards the direction of the processing table, the horizontal sliding block is in sliding connection with the linear guide rail, is matched with the rectangular groove and is positioned in the rectangular groove, the ball screw is in rotating connection with the linear guide rail and is in rotating connection with the horizontal sliding block, and the portal frame is fixedly connected with the horizontal sliding block and is in rotating connection with the upper die;
the angle adjusting component comprises an arc-shaped bracket, an adjusting roller, a roller driving component, a connecting roller and a telescopic cylinder, the arc-shaped bracket is fixedly connected with the portal frame, and is positioned at one side of the portal frame close to the upper die of the punch press, the regulating roller is rotationally connected with the arc-shaped bracket, and is fixedly connected with the upper die of the punch press and positioned at one side of the arc-shaped bracket close to the upper die of the punch press, the roller driving component is rotationally connected with the portal frame, and is rotationally connected with the adjusting roller and is positioned at one side of the portal frame close to the adjusting roller, the connecting roller is fixedly connected with the upper die of the punch, and is positioned on one side of the upper die of the punch press, which is far away from the regulating roller, the telescopic cylinder is fixedly connected with the portal frame, the output shaft of the telescopic cylinder is connected with the connecting roller, and the telescopic cylinder is located on one side, close to the connecting roller, of the portal frame.
2. The open single-point crank precision press with push-pull mechanism of claim 1,
the roller driving component comprises a connecting transmission belt and a rotary stepping motor, one side of the connecting transmission belt is connected with the adjusting roller, so that the connecting transmission belt drives the adjusting roller to rotate, and one side of the connecting transmission belt is positioned on the adjusting roller; the rotary stepping motor is fixedly connected with the portal frame, an output shaft is connected with the connecting transmission belt, so that the output shaft of the rotary stepping motor drives the connecting transmission belt to rotate, and the rotary stepping motor is positioned on one side, far away from the adjusting roller, of the connecting transmission belt.
3. The open single-point crank precision press with push-pull mechanism of claim 1,
the ball screw comprises a rotary screw and a screw driving motor, and the rotary screw is rotationally connected with the linear guide rail and rotationally connected with the horizontal sliding block; the screw driving motor is fixedly connected with the linear guide rail, and an output shaft is fixedly connected with the rotary screw.
4. The open single-point crank precision press with push-pull mechanism of claim 1,
the linear guide rail is provided with a limiting groove; the horizontal sliding block is provided with a limiting bulge, and the limiting bulge is positioned on one side of the horizontal sliding block close to the limiting groove and matched with the limiting groove.
5. The open single-point crank precision press with push-pull mechanism of claim 1,
the open type single-point crank precision punch press with the push-pull mechanism further comprises a punching cutter, wherein the punching cutter is fixedly connected with the upper die of the punch press and is positioned on one side, close to the processing table, of the upper die of the punch press.
6. The open single-point crank precision press with push-pull mechanism of claim 5,
the open type single-point crank precision punch press with the push-pull mechanism further comprises a hydraulic telescopic cylinder, the hydraulic telescopic cylinder is fixedly connected with the punch press upper die, an output shaft is fixedly connected with the punching tool, and the hydraulic telescopic cylinder is located on one side, close to the punching tool, of the punch press upper die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010665383.XA CN111672961B (en) | 2020-07-11 | 2020-07-11 | Open type single-point crank precision punch with push-pull mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010665383.XA CN111672961B (en) | 2020-07-11 | 2020-07-11 | Open type single-point crank precision punch with push-pull mechanism |
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| CN111672961A CN111672961A (en) | 2020-09-18 |
| CN111672961B true CN111672961B (en) | 2022-03-15 |
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| CN202010665383.XA Active CN111672961B (en) | 2020-07-11 | 2020-07-11 | Open type single-point crank precision punch with push-pull mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112282018A (en) * | 2020-10-26 | 2021-01-29 | 长春市城建维护集团股份有限公司 | Assembled type closed conduit and construction process thereof |
| CN112607313A (en) * | 2020-12-23 | 2021-04-06 | 广州优尼冲压有限公司 | Automobile spare and accessory part manufacturing line transmission device |
| CN113910656A (en) * | 2021-10-08 | 2022-01-11 | 无锡乔森精工机械有限公司 | Closed double-point eccentric crankshaft punching machine of two-stage gear reduction mechanism |
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| CN208600581U (en) * | 2018-07-13 | 2019-03-15 | 东莞市来通五金制品有限公司 | A kind of bracket punching press upper mold |
| CN111318603A (en) * | 2020-03-11 | 2020-06-23 | 任宏伟 | Stamping equipment with protection function and working method thereof |
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| JPH0929490A (en) * | 1995-07-17 | 1997-02-04 | Nisshinbo Ind Inc | Hydraulic press |
| CN201346591Y (en) * | 2009-01-24 | 2009-11-18 | 厦门科鑫电子有限公司 | Bending mould for pin of electronic element |
| CN202239278U (en) * | 2011-09-28 | 2012-05-30 | 协易机械工业股份有限公司 | Stamped positioning and shaping device |
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| CN111672961A (en) | 2020-09-18 |
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