CN201863258U - Manual cropping device - Google Patents
Manual cropping device Download PDFInfo
- Publication number
- CN201863258U CN201863258U CN2010206195068U CN201020619506U CN201863258U CN 201863258 U CN201863258 U CN 201863258U CN 2010206195068 U CN2010206195068 U CN 2010206195068U CN 201020619506 U CN201020619506 U CN 201020619506U CN 201863258 U CN201863258 U CN 201863258U
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- CN
- China
- Prior art keywords
- blade
- punch
- die
- plane
- guide bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
A manual cropping device for cutting plates (6) comprises a guide bar bolt (1), a convex die (2), a concave die (3) and a nut (5), wherein the guide bar bolt (1) is cylindrical and comprises a head part (10) and a rod part (11) arranged coaxially; a thread (13) with certain length is arranged on the circumference surface of one end of the rod part (11), far from the head part (10); the convex die (2) is a cylinder and provided with a cylindrical blade part (21); the concave die (3) is a cylindrical barrel; and the convex die (2), the concave die (3) and the nut (5) are all sheathed on the rod part (11) of the guide bar bolt (1). When the manual cropping machine is used for cutting the plates (6), the plates (6) are put between the convex die (2) and the concave die (3), the nut (5) is arranged on the end of the rod part (1), far from the convex die (2), and is rotated to lead the convex die (2) to approach the concave die (3) along the direction of the rod part (11), and meanwhile, the blade part (21) of the convex die (2) cuts the plates (6) to form holes meeting preset requirements.
Description
Affiliated technical field
The utility model relates to a kind of manual cutting means that is used for sheet material, relates in particular to safety in a kind of process that can reprocess, cut when electric equipment normally moves, treats the portable manual cutting means that machining sheet carries out perforate chipless.
Background technology
At present, known sheet material cuts, perforate adopts electric tool more.But, just can't use or use inconvenience in some specific occasion.One, some equipment for example rack are installed on electric pole or the roof, and electric tool can't carry or lack power supply.Its two because it is bigger to cut size, the power that needs is big, the safety measure when electric tool uses can't ensure.Its three, in a lot of equipment enclosure bodies or the cavity fuel gas is arranged, do not allow devices such as brush.And existing manual hole making drill, hand-operated tools as the well-known Greenlee of manufacturer in the world, adopt the mode of screw rod guiding, screw thread traction to cut, because the precision of screw thread processing is limited, the gap of the edge of a knife can not get better controlled and causes the strength that cuts bigger up and down, the dimensional accuracy that cuts, and the end face quality can not get ensureing.
Therefore, prior art is that the proprietary guide bar bolt pulling punch of design is realized, or portable inadequately, or size does not reach high-precision requirement.
Summary of the invention
Deficiencies such as the existing machining accuracy that manually cuts instrument is low in order to overcome, operation effort, edge of a knife quick abrasion, the utility model provides a kind of portable manual cutting means, and it can carry easily, the operation of safety labor-saving ground, and can the use for a long time of non-maintaining ground.
The technical scheme that its technical problem that solves the utility model adopts is: adopt a kind of manual cutting means that is used for cuts sheet material, it comprises a guide bar bolt, punch, die and nut.Wherein, guide bar bolt is cylindric, comprises the head and the bar portion of coaxial setting, and bar portion is provided with the screw thread of certain-length away from the periphery of head one end.Punch is a cylinder, has columned blade and one and the auxiliary section coaxial setting of blade, columned, and auxiliary section central authorities are provided with a mating groove, is used for corresponding head with guide bar bolt and is contained in it.Relative its longitudinal axis is symmetrically arranged with the cooperation plane of pair of parallel on the circumference side of guide bar bolt head, and its correspondence fits tightly with the cell wall of the mating groove of punch.
Punch is provided with a pilot hole that runs through auxiliary section and blade center, and pilot hole is used for closely cooperating with the bar portion of guide bar bolt.The external diameter of punch blade is more than or equal to the external diameter of auxiliary section.Blade comprises first blade, second blade, the 3rd blade and the 4th blade.Wherein, the 3rd blade is by cut sth. askew out an inclined-plane and forming on the circumference side at blade respectively towards its axis direction inclination certain angle from the blade circumference; Second blade is to be cut sth. askew out the inclined-plane respectively and formed on the circumference side of blade by the outward-dipping certain angle in the inclined-plane of the 3rd blade; First blade then is to be formed with a Plane intersects that is parallel to the axis of punch respectively by the inclined-plane; The 4th blade is respectively to be formed on the circumference side of blade by an inclined-plane that is connected between inclined-plane and the inclined-plane.Two swords of first blade are positioned on the same straight line by the punch axle center.
Die is a cylindrical drum; Nut is provided with screwed hole of centre and is spirally connected with the bar portion with guide bar bolt; Punch, die and nut all are sheathed in the bar portion of guide bar bolt.Be provided with slug hole and pilot hole coaxial and that connect mutually in the die, wherein this guiding is used for closely cooperating mutually with the bar portion of guide bar bolt.The inner surface of the outermost end of slug hole is provided with a circle blade, and the size of pilot hole makes it to closely cooperate together with the bar portion of guide bar bolt, and the internal diameter size of slug hole is enough to punch partly or entirely is contained in it.
When sheet material is cut, earlier treating to open aperture on the perforate sheet material with general tool, the band guide rod that will connect together with punch and the guide rod of screw thread pass aperture then.Sheet material is loaded between punch and the die, overlaps up-thrust bearing away from the another side of punch one end on die case at sheet material again.The rotation nut makes punch 2 draw close to die along the direction of bar portion, and the blade of punch cuts the hole that meets preset requirement with formation to sheet material simultaneously.
The beneficial effects of the utility model are, can realize the high accuracy guiding, laborsavingly cut efficiently, and device itself is simple in structure, handling safety, be easy to use.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the perspective exploded view of the manual cutting means of the utility model.
Fig. 2 is the schematic perspective view of the manual cutting means of the utility model.
Fig. 3 is the generalized section of the manual cutting means of the utility model along A direction among Fig. 2.
Fig. 4 is the use schematic diagram of the manual cutting means of the utility model.
Fig. 5 is the schematic perspective view of the punch of the manual cutting means of the utility model.
Among Fig. 1: 1 guide bar bolt, 12 mating surfaces, 2 punch, 20 punch grooves, 22 punch blades, 3 dies, 4 thrust bearings, 5 nuts.
Among Fig. 2: 1 guide bar bolt; 2 punch; 3 dies; 4 thrust bearings; 5 nuts.
Among Fig. 3: 1 guide bar bolt; 10 heads; 11 bar portions; 12 cooperate the plane; 13 screw threads; 2 punch; 20 auxiliary sections; 21 blades; 3 dies; 30 slug holes; 31 pilot holes; 32 blades; 4 thrust bearings; 5 nuts.
Among Fig. 4: 1 guide bar bolt; 2 punch; 3 dies; 4 thrust bearings; 5 nuts; 6 treat the cut-out plate material.
Among Fig. 5: 2 punch; 20 auxiliary sections; 201 mating grooves; 202 pilot holes; 21 blades; 24,25 first blades; 26,27 second blades; 22,23 the 3rd blades; 28,29 the 4th blades; 220 inclined-planes; 230 inclined-planes.
The specific embodiment
See also Fig. 1-5, the manual cutting means of the utility model comprises guide bar bolt 1, punch 2, die 3, thrust bearing 4 and nut 5.Wherein guide bar bolt 1 comprises head 10 and bar portion 11, and head 10 is oblate bar shape, and relative its longitudinal axis is symmetrically arranged with a pair of cooperation plane 12 on the circumference side of head 10.Bar portion 11 is oval column, and head 10 and the 11 coaxial settings of bar portion, bar portion 11 is provided with the screw thread 13 of certain-length away from the periphery of head 10 1 ends, the length of screw thread 13 can optionally be determined flexibly, it can guarantee that the internal thread hole corresponding with die 3, thrust bearing 4 and nut 5 cooperates, thereby guide bar bolt 1, die 3, thrust bearing 4 and nut 5 can be fixedly assembled reliably, and the length of screw thread 13 also should be able to guarantee to cut and can finish smoothly.
Punch 2 (detailed ginseng Fig. 5) is a cylinder, comprise columned auxiliary section 20, columned blade 21 and a pilot hole 202 that runs through auxiliary section 20 and blade 21 centers, the bar portion 11 that pilot hole 202 is used to hold guide bar bolt 1 therefrom passes and closely cooperates, and the external diameter of blade 21 is more than or equal to the external diameter of auxiliary section 20.Auxiliary section 20 central authorities are provided with a mating groove 201, are used for corresponding head 10 with guide bar bolt 1 and are contained in it.Blade 21 comprises first blade 24,25, second blade 26,27, the 3rd blade 22,23 and the 4th blade 28,29.Wherein, the 3rd blade 22,23rd is by cutting sth. askew out inclined-plane 220 and inclined-plane 230 and form on the circumference side at blade 21 respectively towards its axis direction inclination certain angle from blade 21 circumferences; Second blade 26,27th is cut sth. askew out inclined-plane 260,270 respectively by inclined-plane 220, the 230 outward-dipping certain angles of the 3rd blade 22,23 and is formed on the circumference side of blade 21; 24,25 of first blades are to intersect formation with a plane 240,250 that is parallel to the axis of punch 2 respectively by inclined-plane 260,270; The 4th blade 28,29 is respectively to be formed on the circumference side of blade 21 by an inclined-plane 280,290 that is connected between inclined- plane 23,22 and the inclined-plane 240,250. First blade 24,25 can be positioned on the same straight line by punch 2 axle center.
Die 3 is cylindrical drum, be provided with slug hole 30 and pilot hole 31 coaxial and that connect mutually in it, the inner surface of the outermost end of slug hole 30 is provided with a circle blade 32, and the size of pilot hole 31 makes it to closely cooperate together with the bar portion 11 of guide bar bolt 1.The internal diameter size of slug hole 30 is enough to punch 2 partly or entirely is contained in it.Thrust bearing 4 and nut 5 all are provided with screwed hole of centre to be spirally connected with the bar portion 11 of guide bar bolt 1 respectively.
When the manual cutting means of the utility model is assembled, at first the bar portion 11 of guide bar bolt 1 is passed and closely cooperates from the pilot hole 202 of punch 2 and be fixed as one, this moment head 10 just in time be accommodated in the mating groove 201 of punch 2, two parallel cooperation planes 12 of head 10 just in time sticker on the sidewall of mating groove 201.Die 3 is sleeved in the bar portion 11 from the side of guide bar bolt 1 away from punch 2 then, and its pilot hole 31 closely cooperates with bar portion 11 and is fixed together.Subsequently, thrust bearing 4 and nut 5 are bolted in respectively on the screw thread 13 of guide bar bolt 1 bar portion 11 successively.
As shown in Figure 4, in the time will cutting operation with the manual cutting means of the utility model, earlier die 3, thrust bearing 4 and nut 5 are removed from guide bar bolt 1 respectively, the aperture of accomplishing fluently in advance on the sheet material 6 to be processed is passed in the bar portion 11 of guide bar bolt 1, again die 3, thrust bearing 4 and nut 5 are assembled in respectively in the bar portion 11 of guide bar bolt 1 as mentioned above.Rotate nut 5 then, punch 2 promptly can be drawn close to die 3 along the direction of bar portion 11, blade 21 at punch 2 punch 2 in the process that die 3 is drawn close promptly cuts the hole that meets preset requirement with formation to sheet material 6, cut the waste material that gets off from sheet material 6 and then can fall in the slug hole 30 of die 3, this moment punch 2 the also some or all of slug hole 30 that enters die 3 of blade 21 in.
When punch 2 gradually to die 3 near the time, first blade 24,25 of punch 2 is at first run into and sheet material 6 is cut, along with first blade 24,25 incision sheet materials 6, second blade 26,27 is then cut sheet material 6, then the 3rd blade 22,23 also cut sheet material 6 thereupon, last the 4th blade 28,29 thoroughly cuts off the waste material that is cut on the sheet material 6, so the waste material that is cut on the sheet material 6 is cut into two halves or more fragments fall in the slug hole 30 of die 3.
Cut after operation finishes when above-mentioned, whole device comprises that the cropped sheet material waste material that gets off can take out easily from the hole integral body that cuts out, and can not cause problem and the whole risk that drops of device that cropped sheet material drops.And the cropped plate that gets off is cut to two halves or some fragments, can not adhere to, difficulty such as discharge.In addition, the size of the outside dimension of the blade of punch 2 hole that can cut according to sheet material 6 needs to be processed is determined flexibly.
Wherein, punch (2) links to each other with guide bar bolt (1) and cooperates with the guiding of die (3), can realize that the high accuracy guiding guarantees to cut the gap, makes to cut the precision height that surface quality is good, and long service life.And thrust bearing (4) can reduce friction, makes that operation is simple and easy.The manual cutting means of the utility model not only can realize in the normal state handled easily, can be in the imflammable gas environmental operations, and this device also has plurality of advantages such as is simple in structure, be easy to carry about with one, cost of manufacture is low itself.Cutting means of the present utility model not only can realize that under mal-condition the sheet material chipless cuts, and can rationally reduce and cut the space, reach laborsaving, cut section smooth, cut size target accurately.Therefore, compare with existing known technology, the utility model cutting means not only can handled easily, can be in the imflammable gas environmental operations when realizing cutting, and this device also has plurality of advantages such as is simple in structure, be easy to carry about with one, manufacturing expense is low itself.
Claims (10)
1. manual cutting means that is used for cuts sheet material (6), comprise a guide bar bolt (1), a punch (2), a die (3) and nut (5), it is characterized in that: guide bar bolt (1) is for cylindric, the head (10) and the bar portion (11) that comprise coaxial setting, bar portion (11) are provided with the screw thread (13) of certain-length away from the periphery of head (10) one ends; Punch (2) is a cylinder, has columned blade (21); Die (3) is a cylindrical drum; Nut (5) is provided with screwed hole of centre and is spirally connected with the bar portion (11) with guide bar bolt (1); Punch (2), die (3) and nut (5) all are sheathed in the bar portion (11) of guide bar bolt (1); When to sheet material (6) when cutting, sheet material (6) is loaded between punch (2) and the die (3), nut (5) is contained in bar portion (1) and goes up away from punch (2) one ends, rotation nut (5), punch (2) is drawn close to die (3) along the direction of bar portion (11), and the blade (21) of punch (2) cuts the hole that meets preset requirement with formation to sheet material (6) simultaneously.
2. manual cutting means as claimed in claim 1, it is characterized in that: punch (2) also comprise one with the coaxial setting of blade (21), columned auxiliary section (20), auxiliary section (20) central authorities are provided with a mating groove (201), are used for corresponding head (10) with guide bar bolt (1) and are contained in it.
3. manual cutting means as claimed in claim 2, it is characterized in that: relative its longitudinal axis is symmetrically arranged with the cooperation plane (120) of pair of parallel on the circumference side of guide bar bolt (1) head (10), and its correspondence fits tightly with the cell wall of the mating groove (201) of punch (2).
4. manual cutting means as claimed in claim 3 is characterized in that: punch (2) is provided with a pilot hole (202) that runs through auxiliary section (20) and blade (21) center, and pilot hole (202) is used for closely cooperating with the bar portion (11) of guide bar bolt (1).
5. manual cutting means as claimed in claim 4 is characterized in that: be provided with slug hole (30) and pilot hole (31) coaxial and that connect mutually in the die (3), wherein this guiding (31) is used for closely cooperating mutually with the bar portion (11) of guide bar bolt (1).
6. manual cutting means as claimed in claim 5, it is characterized in that: the inner surface of the outermost end of die (3) slug hole 30 is provided with a circle blade (32), the size of pilot hole (31) makes it to closely cooperate together with the bar portion (11) of guide bar bolt (1), and the internal diameter size of slug hole (30) is enough to punch (2) partly or entirely is contained in it.
7. manual cutting means as claimed in claim 6 is characterized in that: the external diameter of punch (2) blade (21) is more than or equal to the external diameter of auxiliary section (20).
8. manual cutting means as claimed in claim 7 is characterized in that: punch (2) blade (21) comprises first blade (24,25), second blade (26,27), the 3rd blade (22,23) and the 4th blade (28,29); Wherein, the 3rd blade (22,23) be by from blade (21) circumference towards its axis direction inclination certain angle cut sth. askew out respectively inclined-plane (220) and inclined-plane (230) and on the circumference side of blade (21), form; Second blade (26,27) is to be cut sth. askew out inclined-plane (260,270) respectively and formed on the circumference side of blade (21) by the outward-dipping certain angle in inclined-plane (220,230) of the 3rd blade (22,23); First blade (24,25) then is to intersect formation with a plane (240,250) that is parallel to the axis of punch (2) respectively by inclined-plane (260,270); The 4th blade (28,29) is respectively to be formed on the circumference side of blade (21) by an inclined-plane (280,290) that is connected between inclined-plane (230,220) and inclined-plane (240,250).
9. manual cutting means as claimed in claim 8 is characterized in that: first blade (24,25) is positioned on the same straight line by punch (2) axle center.
10. as the arbitrary described manual cutting means of claim 1-9, it is characterized in that: also comprise a thrust bearing (4), be loaded between die (3) and the nut (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206195068U CN201863258U (en) | 2010-11-22 | 2010-11-22 | Manual cropping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206195068U CN201863258U (en) | 2010-11-22 | 2010-11-22 | Manual cropping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201863258U true CN201863258U (en) | 2011-06-15 |
Family
ID=44134424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206195068U Expired - Fee Related CN201863258U (en) | 2010-11-22 | 2010-11-22 | Manual cropping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201863258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108284241A (en) * | 2018-03-22 | 2018-07-17 | 上汽大众汽车有限公司 | Plank drilling tool |
-
2010
- 2010-11-22 CN CN2010206195068U patent/CN201863258U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108284241A (en) * | 2018-03-22 | 2018-07-17 | 上汽大众汽车有限公司 | Plank drilling tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20121122 |