CN111604403B - Special punching shear blanking flexible platform tool for high-precision special-shaped piece - Google Patents
Special punching shear blanking flexible platform tool for high-precision special-shaped piece Download PDFInfo
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- CN111604403B CN111604403B CN202010400075.4A CN202010400075A CN111604403B CN 111604403 B CN111604403 B CN 111604403B CN 202010400075 A CN202010400075 A CN 202010400075A CN 111604403 B CN111604403 B CN 111604403B
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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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
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- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention relates to the technical field of punching and shearing tools, in particular to a special punching and shearing blanking flexible platform tool for punching and shearing a special-shaped part with high-precision positioning for plates or profiles. The invention uses the two-dimensional fixing method of the clamping device and the positioning hole, so that the processing is accurate. After the position of the tool is determined, the clamping device is matched with the positioning hole, the defect of fuzzification positioning in the traditional clamping mode is overcome, and the purpose of accurate positioning is further achieved.
Description
Technical Field
The invention relates to the technical field of punching and shearing tools, in particular to a punching and shearing blanking flexible platform tool special for a special-shaped piece, which is suitable for high-precision positioning of punching and shearing of plates or profiles.
Background
The existing punching and shearing tool technology tends to be mature, the traditional punching and shearing platform can punch and shear workpieces with simpler structures, and for some special-shaped pieces with more complicated structures, the traditional punching and shearing platform cannot meet the requirements on the precision of the fixing device when the special-shaped pieces are punched and sheared, a small error is generated on the punching and shearing, so that the processing is inconvenient, the control is difficult, and the precision required by the punching and shearing cannot be achieved. If manual operation is adopted, the loading and unloading difficulty is also extremely high for large blanks, and the requirements can not be met as usual.
Disclosure of Invention
In order to overcome the technical problems, the invention provides the punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece, which is simple to operate, and the machining precision is realized by using a two-dimensional fixing method of a clamping tool and a positioning hole, determining the X, Y axis of the tool by using the positioning hole, and quantitatively determining the position of the blank to be punched and sheared by taking the positioning hole as a unit. After the position of the tool is determined, the clamping device is matched with the positioning hole, the defect of fuzzification positioning in the traditional clamping mode is overcome, and the purpose of accurate positioning is further achieved.
The technical scheme for solving the technical problems is as follows:
a high-precision special punching-shearing blanking flexible platform tool comprises a platform, a base, two supporting legs and a clamping device, wherein the supporting legs are arranged in the middle of the base, the top of each supporting leg is connected with the platform through a bolt, the platform and the base are both of cuboid structures, the platform is equidistantly provided with a plurality of first positioning holes for the insertion of the clamping device, the first positioning holes are arranged in a direction vertical to the upper surface of the platform, the middle part and the lower side part of the upper side edge of the platform are respectively provided with a circular fixing groove for fixing a blank to be punched and sheared, the left side and the right side of the platform are connected with a first extending working surface and a second extending working surface, the first extending working surface and the second extending working surface are equidistantly provided with a plurality of first extending working surface positioning holes and second extending working surface positioning holes for the insertion of the clamping device, the first upper surface direction who extends the working face of first extension working face locating hole perpendicular to set up, the second extend the upper surface direction that working face locating hole perpendicular to second extended the working face and set up, the supporting leg be the cuboid structure, the supporting leg be perpendicular with the platform, the outside of supporting leg set up one with the locating rack that the supporting leg is parallel, the bottom and the base of locating rack be connected, the top and the platform of locating rack are connected, the locating rack be the cuboid structure, the locating rack on equidistantly set up a plurality of second locating holes that can supply centre gripping utensil male, the outside surface direction of second locating hole perpendicular to locating rack set up.
Further, the special punching, shearing and blanking flexible platform tool for the high-precision special-shaped part is cast by HT200 materials.
Furthermore, the clamping devices are all provided with corresponding clamp fixing parts, and the clamping devices are auxiliary clamping tools such as rapid clamps.
Furthermore, the joints of the first extending working surface, the second extending working surface and the platform are provided with semi-annular fixing grooves with outward openings. The function is as follows: when the auxiliary die is required to be installed on the first extending working face and/or the second extending working face to assist the tool and the stamped and sheared materials to be fixed, the semi-annular fixing groove can provide convenience for installation and disassembly of the auxiliary die.
For example, when the punched and cut material is longer, and the punched and cut material of the same specification is more, the repeated positioning of the punched and cut material every time is not needed, and the punched and cut material can be punched and cut only by pushing the material to a position where the position is fixed and limited through a plurality of position limits fixed in advance on the platform, the first extending working surface and the second extending working surface.
Furthermore, the first extending working surface, the second extending working surface and the platform are all manufactured by adopting a scraping process.
Furthermore, the bottom of the supporting leg is inserted into the base and is fixed through a bolt.
Furthermore, the base is fixedly connected with a positioning device, the positioning device is an infrared positioner, and the infrared positioner consists of a tail end execution part, a control system and a micro-displacement detection device which are sequentially connected, so that the blank is quickly and accurately positioned, and the punching and shearing errors are reduced.
Further say, the base on through a bolted connection hydraulic press, the supporting leg be the backup pad of two cuboid structures, the backup pad between set up hydraulic pressure elevating gear, hydraulic pressure elevating gear be connected with the hydraulic press, the hydraulic press for hydraulic pressure elevating gear provides power, realize the rising and the decline of platform, hydraulic pressure elevating gear when falling to the minimum, hydraulic pressure elevating gear highly the same with the height of backup pad, loosen the bolt that backup pad and platform are connected earlier, hydraulic press drive hydraulic pressure elevating gear rises, realizes the uninstallation action of hedge shear blank. The hydraulic lifting device is arranged to solve the problem of difficulty in material changing, and the lifting of the platform is driven by the hydraulic lifting device, so that the loading and unloading actions of large blanks are realized.
Furthermore, the base is symmetrically provided with 6 limiting clamping grooves with outward openings.
Furthermore, the punching machine is also provided with a height fixing piece which is groove-shaped and is matched with the circular fixing groove to realize the height fixing of the blank to be punched.
The invention has the beneficial effects that:
the invention provides a special punching-shearing blanking flexible platform tool for a high-precision special-shaped piece with a novel structure, which has the advantages of simple and compact structure, easiness in processing, high rigidity, good linearity and the like, improves the punching-shearing operability, optimizes the practical operating environment of workers, reduces the potential safety hazard, and can determine the number and the clamping position of clamping devices according to the punching-shearing requirement. Such as the part of waiting to cut of nonstandard section bar such as "worker" font, "C" font or "Z" font, because the centre gripping utensil on the base is not enough to stabilize and waits to cut the piece, consequently with partly waiting to cut the piece and fix on the base through the centre gripping utensil, another part is fixed on the platform through the centre gripping utensil, the fixed ability to dysmorphism piece has been strengthened through the first locating hole on the platform, under the dual fixed of centre gripping utensil and four types of locating holes, first locating hole promptly, the second locating hole, first extension working face locating hole and second extension working face locating hole, make the location more accurate and firm, be applicable to the punching of the section bar or the panel of multiple model and cut. The tool positions the workpiece to be punched and sheared within the punching and shearing requirements through the first positioning hole on the platform, the first extending working face positioning hole on the first extending working face and the second extending working face positioning hole on the second extending working face, so that the punching and shearing head can punch and shear the workpiece to be punched and sheared in all angular directions, the stability requirements of the punching and shearing on the fixing piece are met, the punching and shearing precision is improved, and the high quality of the punching and shearing is ensured.
The special-shaped piece is placed on the base, the horizontal position of the special-shaped piece is fixed through the clamping device, the two sides of the special-shaped piece are fixed through various clamping devices, and the special-shaped piece can be prevented from moving up and down through the positioning frame. The positioning frame, the base and the clamping device are connected through bolts, so that the special-shaped piece can be conveniently disassembled and assembled, the distance between the positioning frame and the base can be conveniently adjusted, the special-shaped piece is firmly fixed on the special-shaped piece punching and shearing machine, the special-shaped piece is prevented from loosening or being uncontrollable during manual punching and shearing, and the special-shaped piece punching and shearing machine can be used for punching and shearing special-shaped pieces with complex structures and inconvenient operation.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the inventive tool;
FIG. 2 is a schematic view showing a state in which the tool of the present invention is used in cooperation with a punch press;
FIG. 3 is a schematic view of the height fixture of the present invention;
in the figure: the device comprises a platform 1, a base 2, a supporting leg 3, a first positioning hole 4, a circular fixing groove 5, a first extending working surface 6, a second extending working surface 7, a first extending working surface positioning hole 8, a second extending working surface positioning hole 9, a positioning frame 10, a second positioning hole 11, a semi-annular fixing groove 12, a hydraulic lifting device 13, a limiting clamping groove 14, a tool provided by the invention 15, a punch press 16, a punching and shearing head 17 and a height fixing piece 18.
Detailed Description
Example 1:
as shown in figure 1, the punching, shearing and blanking flexible platform tool special for the high-precision special-shaped part comprises a platform 1, a base 2, two supporting legs 3 and a clamping device (not shown in the figure), wherein the supporting legs 3 are arranged in the middle of the base 2, the tops of the supporting legs 3 are connected with the platform 1 through bolts, the platform 1 and the base 2 are both of cuboid structures, a plurality of first positioning holes 4 for the clamping device to be inserted are equidistantly formed in the platform 1, the first positioning holes 4 are formed in a direction vertical to the upper surface of the platform 1, circular fixing grooves 5 for fixing a blank to be punched and sheared are respectively formed in the middle of the upper side edge and the lower side edge of the platform 1, a first extending working surface 6 and a second extending working surface 7 are connected to the left side and the right side of the platform 1, a plurality of first extending working surface positioning holes 8 and a second extending working surface positioning hole 9 for the clamping device to be inserted are equidistantly formed in the first extending working surface 6 and the second, first upper surface direction who extends working face 6 of 8 perpendicular to of first extension working face locating holes is seted up, the second extends the upper surface direction that working face locating hole 9 perpendicular to second extends working face 7 and sets up, supporting leg 3 is the cuboid structure, supporting leg 3 is perpendicular with platform 1, the outside of supporting leg 3 sets up one locating rack 10 parallel with supporting leg 3, the bottom and the base 2 of locating rack 10 are connected, the top and the platform 1 of locating rack 10 are connected, locating rack 10 is the cuboid structure, equidistant a plurality of second locating holes 11 that can supply centre gripping utensil male of having seted up on locating rack 10, the outside surface direction of second locating hole 11 perpendicular to locating rack 10 is seted up.
This special punching shear unloading flexible platform frock of high accuracy dysmorphism piece is formed by the casting of HT200 material.
The clamping devices are all provided with corresponding clamp fixing parts.
The joints of the first extending working surface 6, the second extending working surface 7 and the platform 1 are provided with semi-annular fixing grooves 12 which are opened outwards.
The first extended working surface 6, the second extended working surface 7 and the platform 1 are all manufactured by adopting a scraping process.
The bottom of the supporting leg 3 is inserted into the base 2 and fixed by a bolt.
A positioning device (not shown) is fixedly connected to the base 2, the positioning device is an infrared positioner, and the infrared positioner consists of a tail end execution part, a control system and a micro-displacement detection device which are sequentially connected.
Through a bolted connection hydraulic press on the base 2, supporting leg 3 is the backup pad of two cuboid structures, set up hydraulic pressure elevating gear 13 between the backup pad, hydraulic pressure elevating gear 13 is connected with the hydraulic press, the hydraulic press provides power for hydraulic pressure elevating gear 13, realize the rising and the decline of platform 1, hydraulic pressure elevating gear 13 drops to when minimum, hydraulic pressure elevating gear 13's height is the same with the height of backup pad, loosen the bolt that backup pad and platform 1 are connected earlier, hydraulic press drive hydraulic pressure elevating gear 13 rises, realize the uninstallation action of hedge shear blank.
A height fixing piece 18 is also arranged, the height fixing piece 18 is of a preferable groove-shaped structure, and the height fixing piece 18 is matched with the circular fixing groove 5 to realize the height fixing of the blank to be punched and sheared. The height fixing piece 18 is not limited by the height of the height fixing piece 18, and when the height of the piece to be punched exceeds the height of the height fixing piece 18, the height of the tool 15 can be prolonged by clamping the two height fixing pieces 18 to fix the tool. If the height fixing piece is of a circular structure and both ends of the height fixing piece are provided with threaded connecting ports, the purpose of extending the height fixing can be achieved. The height fixing of the piece to be punched is realized by inserting the height fixing piece 18 into the circular fixing groove 5.
Limiting clamping grooves 14 with outward openings are symmetrically formed in the base 2, and the number of the limiting clamping grooves 14 is 6.
The working principle of the invention is as follows:
first, the X, Y axis of the tool itself can be determined through the first positioning hole 4 provided on the platform 1. Because the first locating hole 4 that sets up on platform 1 is offered for perpendicular to platform 1 upper surface direction, is provided with the fitting pin who is connected with platform 1 at platform 1's lower surface, and fixed at platform 1 assigned position through the fitting pin, the pitch-row of the first locating hole 4 of cooperation platform 1 is fixed, consequently can confirm the X, Y axle of frock self. The base 2 is used for fixing other accessories and providing supporting force for the platform 1, and the clamping device is a commercially available common quick clamp, such as quick clamps 2225D, 20300, 101B, 203F/203FL in a hardware store. The clamping device is fixed at different positions of the tool through the fixture fixing piece, and whether the height fixing piece is selected or not is determined according to the height of the piece to be punched and sheared. For a piece to be punched and cut with a higher height, the hydraulic press drives the hydraulic lifting device 13 to drive the platform 1 to ascend, and after the platform reaches a proper position, the height fixing piece with a groove-shaped structure is inserted into the circular fixing groove 5 to realize the height fixing of the piece to be punched and cut; for the short piece to be punched and cut, the piece to be punched and cut is fixed by adopting the matching of the clamping device and the positioning frame 10. Then, the position of the workpiece to be punched relative to the first positioning hole 4, the first extended working surface positioning hole 8 or the second extended working surface positioning hole 9 is determined according to the size of the workpiece to be punched, the workpiece to be punched is fixed by a clamping device, and the position of the blank to be punched is quantitatively determined by taking the positioning holes with equal distance as units.
When punching and shearing, a punching and shearing seam of a piece to be punched and sheared is positioned outside the tool 15, the piece to be punched and sheared is fixed on the tool 15 through a clamping device, and a punching and shearing head 17 of the punch 16 and the punching and shearing seam are positioned on the same plane, so that the punching and shearing action of the piece to be punched and sheared is realized. For a piece to be punched and sheared, which can be fixed by two fixtures 15, at least four quick clamps are needed, wherein two quick clamps are arranged on one side of a punching and shearing seam, the other two quick clamps are arranged on the other side of the punching and shearing seam, and the punching and shearing seam is positioned between the two fixtures 15. The position of the fixture fixing piece is determined according to the shape of the piece to be punched and sheared, the fixture fixing piece is fixed on the tool 15 by using a bolt, the rapid fixture is installed, the piece to be punched and sheared is fixed by the rapid fixture, the punching and shearing position is controlled, and the punching and shearing action is completed.
Still a fixed connection positioner on base 2, positioner are the infrared locator, and the infrared locator comprises the end execution part, control system and the micrometric displacement detection device that connect gradually, is used for adjusting the relative position of treating the punching and shearing piece for the user and provides the location reference, realizes treating quick, the accurate location of punching and shearing piece, reduces punching and shearing error.
The position of the piece to be punched and sheared can be changed by loosening the connecting bolts of the platform 1 and the supporting legs 3 to realize that the platform 1 rotates to drive the clamping device to slightly move so as to drive the fine adjustment of the position of the piece to be punched and sheared.
Through bolted connection hydraulic press on base 2, set up hydraulic pressure elevating gear 13 between the backup pad of two cuboid structures, hydraulic pressure elevating gear 13 is connected with the hydraulic press, the hydraulic press is hydraulic pressure elevating gear 13 provides power, realize the rising and the decline of platform 1, hydraulic pressure elevating gear 13 drops to when minimum, hydraulic pressure elevating gear 13 highly is the same with the height of backup pad, loosen the bolt that backup pad and platform 1 are connected earlier, hydraulic press drive hydraulic pressure elevating gear 13 rises, realize the uninstallation action of shearing the blank to the dashing, also be applicable to highly higher treating the highly fixed of shearing the piece of dashing. The hydraulic lifting device 13 is arranged, so that the problem of difficulty in material changing is solved, the hydraulic lifting device 13 drives the platform 1 to lift, loading and unloading of large blanks are achieved, and production efficiency is effectively improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiment according to the present invention are within the scope of the present invention.
Claims (9)
1. A high-precision special punching-shearing blanking flexible platform tool is characterized by comprising a platform, a base, two supporting legs and a clamping device, wherein the supporting legs are arranged in the middle of the base, the tops of the two supporting legs are connected with the platform through bolts, the platform and the base are both of cuboid structures, the platform is equidistantly provided with a plurality of first positioning holes for the clamping device to be inserted into, the first positioning holes are arranged in a direction perpendicular to the upper surface of the platform, the middle part and the lower side part of the upper side of the platform are respectively provided with a circular fixing groove for fixing a blank to be punched and sheared, the left side and the right side of the platform are connected with a first extending working surface and a second extending working surface, the first extending working surface and the second extending working surface are equidistantly provided with a plurality of first extending working surface positioning holes for the clamping device to be inserted into and a second extending working surface, the supporting leg is of a cuboid structure, the supporting leg is perpendicular to the platform, a positioning frame parallel to the supporting leg is arranged on the outer side of the supporting leg, the bottom of the positioning frame is connected with the base, the top of the positioning frame is connected with the platform, the positioning frame is of a cuboid structure, a plurality of second positioning holes for inserting clamping devices are equidistantly formed in the positioning frame, and the second positioning holes are formed in the direction perpendicular to the outer side surface of the positioning frame;
the base on through a bolted connection hydraulic press, the supporting leg be the backup pad of two cuboid structures, the backup pad between set up hydraulic pressure elevating gear, hydraulic pressure elevating gear be connected with the hydraulic press, the hydraulic press for hydraulic pressure elevating gear provides power, realize the rising and the decline of platform, hydraulic pressure elevating gear when falling to minimum, hydraulic pressure elevating gear's height is the same with the height of backup pad, loosens the bolt that backup pad and platform are connected earlier, hydraulic press drive hydraulic pressure elevating gear rises, realizes the uninstallation action of hedge shear blank.
2. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to claim 1, wherein the punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece is cast by HT200 material.
3. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to claim 1, wherein the clamping devices are all provided with corresponding clamp fixing pieces.
4. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to claim 1, wherein the joints of the first extending working surface, the second extending working surface and the platform are provided with semi-annular fixing grooves which are opened outwards.
5. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to claim 1, wherein the first extending working surface, the second extending working surface and the platform are all manufactured by adopting a scraping process.
6. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to claim 1, wherein the bottom of the supporting leg is inserted into the base and fixed through a bolt.
7. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to any one of claims 1 to 6, wherein a positioning device is fixedly connected to the base, the positioning device is an infrared positioner, and the infrared positioner consists of a tail end execution part, a control system and a micro-displacement detection device which are sequentially connected.
8. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to claim 1, wherein limiting clamping grooves which are outwards opened are symmetrically formed in the base, and the number of the limiting clamping grooves is 6.
9. The punching, shearing and blanking flexible platform tool special for the high-precision special-shaped piece according to claim 1 is further provided with a height fixing piece, wherein the height fixing piece is groove-shaped and is matched with a circular fixing groove to realize height fixing of a blank to be punched and sheared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010400075.4A CN111604403B (en) | 2020-05-13 | 2020-05-13 | Special punching shear blanking flexible platform tool for high-precision special-shaped piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010400075.4A CN111604403B (en) | 2020-05-13 | 2020-05-13 | Special punching shear blanking flexible platform tool for high-precision special-shaped piece |
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| CN111604403A CN111604403A (en) | 2020-09-01 |
| CN111604403B true CN111604403B (en) | 2021-03-12 |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2319187Y (en) * | 1997-11-17 | 1999-05-19 | 苏刚 | Folding working table |
| CN2830004Y (en) * | 2005-07-21 | 2006-10-25 | 陈凌 | 3-D multifunction working table |
| DE202009014342U1 (en) * | 2009-10-23 | 2011-03-10 | Karagün, Ahmed | Welding and assembly table |
| US9629419B2 (en) * | 2014-07-28 | 2017-04-25 | Nike, Inc. | Pin plate for construction of an article |
| GB2557337B (en) * | 2016-12-07 | 2020-06-17 | Workdonkey Ltd | Workbench |
| CN208483753U (en) * | 2018-05-28 | 2019-02-12 | 广东同享金属科技有限公司 | A kind of metal plate processing frame facilitating adjusting |
| CN209036465U (en) * | 2018-09-30 | 2019-06-28 | 上海鑫昌众星实业有限公司 | A kind of movable type pincers worker operational instrument platform |
| CN208744114U (en) * | 2018-10-07 | 2019-04-16 | 海南大学 | Numerical control anury steel-wire screw-socket Fast Installation machine |
| CN210210109U (en) * | 2019-06-06 | 2020-03-31 | 建湖县明信纺织有限公司 | Fixed station is used in car panel processing |
| CN210293598U (en) * | 2019-09-24 | 2020-04-10 | 长沙生产力促进中心(长沙科学技术开发交流中心)(长沙新技术创业服务中心) | Adjustable fixture tool |
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