JP2007253334A - Plane - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a practical plane in which the front end blade edge corner part of its blade plate is not required to be polished, and the corner edge of the front end blade edge is prevented inexpensively and surely from being damaged as a result of contacting a workpiece. <P>SOLUTION: The plane composed of a plane stand 2 which is slid/moved on the workpiece 1, a plane body 4 which is engaged with an engagement hole 3 formed in the plane stand 2, and the blade plate 6 which is laid on the tip of the plate body 4 has a press part which presses blade plate 6 to the plate body 4. The plane body 4 is constituted so that the right and left edge parts 10 of the blade plate 6 are deflected/bent to be separated from the workpiece 1 by pressing the blade plate 6 to the plane body 4 by the press part. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a bag.

  In general, a saddle is formed by fitting a slime having a blade edge on the front edge along a guide groove of a fitting hole provided in the saddle base into a fitting hole, and pressing and polymerizing a back metal as a presser to the slime. .

  Conventionally, this structure was generally constructed by forging steel as the front edge of a soft iron ingot, or by grinding the edge at the front edge as a whole made of steel. Since it is extremely troublesome and maintenance with a grindstone is troublesome, a replaceable blade type is often employed at present.

  The replaceable blade type is a configuration in which a replaceable blade plate is detachably provided at the front end of the slimming. With this replaceable blade type, grinding work with a grindstone is unnecessary and only a new replaceable blade plate is exchanged. It ’s good, and it ’s excellent workability.

  By the way, the left and right corners of the front edge of the replacement blade plate are polished to have an R shape or the like so that the ears do not stand up (so that the corners are immersed with respect to the center). This is because, when the corner (edge of the blade plate) of the front edge edge protrudes or is flush with the center portion, the corner comes into contact with the workpiece during the cutting, and leaves a mark. This is because the ears will stand up and a step will appear on the surface that is wider than the slime.

  However, the polishing of the front edge of the blade edge of the replacement blade plate is extremely laborious, and after punching the steel plate, it is performed on the left and right corners of the front edge of the blade edge of the blade plate formed by cutting the blade, respectively. It is inevitable that the polishing process is very productive and expensive.

  The present invention has been made in view of the above situation, and it is not necessary to grind the front edge edge portion of the blade plate one by one, and the corner edge of the front edge edge comes into contact with the workpiece with a simple improvement. It is an object of the present invention to provide a bag with excellent practicality capable of reliably and reliably preventing scratching.

  The gist of the present invention will be described with reference to the accompanying drawings.

  It consists of a cradle 2 that slides on the workpiece 1, a slime 4 that fits into a fitting hole 3 provided in the cradle 2, and a blade plate 6 that is superposed on the tip of the slime 4, The front end edge 9 of the blade plate 6 is slightly protruded toward the workpiece 1 from the lower surface of the table 2 via the fitting hole 3. 3 is a scissors that can cut the surface of the work piece 1 by the front edge 9 of the blade plate 6 by sliding and moving the table 2 on the work piece 1. A pressing portion that presses the blade plate 6 against the slimming body 4 is provided. By pressing the blade plate 6 against the slimming plate 4 by the pressing portion, both left and right edge portions 10 of the blade plate 6 are moved to the workpiece. The slimming body 4 is configured so as to bend and curve in a direction away from 1, and is related to a collar. That.

  Further, when the blade plate 6 is pressed against the slimming body 4 by the pressing portion at positions facing the left and right edge portions 10 of the blade plate 6 as the slimming plate 4, 2. The scissors according to claim 1, further comprising a curved guide portion 11 that can bend and bend the edge portion 10 in a direction away from the workpiece 1.

  Further, a cradle 2 that slides on the workpiece 1, a slime 4 that fits into a fitting hole 3 provided in the cradle 2, and a fitting locking portion 5 provided at the tip of the slime 4. And a backing plate 7 having a pressing portion 8 for pressing the blade plate 6 against the fitting locking portion 5 and superposed on the slimming body 4. The front edge 9 of the blade plate 6 sandwiched and fixed by the slimming body 4 is slightly protruded toward the workpiece 1 from the lower surface of the rack 2 through the fitting hole 3. The slimming body 4 is disposed in the fitting hole 3 of the rack 2, and the rack 2 is slid on the workpiece 1, so that the front end edge 9 of the blade plate 6 causes the workpiece 1 to move. A scissors that can cut the surface, and by pressing the blade plate 6 against the fitting locking portion 5 of the slimming body 4 by the pressing portion 8 of the back metal 7, The fitting engagement portion 5 of the slimming body 4 and the pressing portion 8 of the back metal 7 are configured so that the left and right edge portions 10 of the blade plate 6 are bent and bent in a direction away from the workpiece 1. It relates to a bag characterized by

  In addition, the blade plate 6 is placed on the slimming plate 4 by the pressing portion 8 of the back metal 7 at the position facing the left and right edge portions 10 of the blade plate 6 as the fitting locking portion 5 of the slimming plate 4. A curved guide portion 11 is provided which can bend and bend the left and right edge portions 10 of the blade plate 6 in a direction away from the workpiece 1 when pressed against the fitting locking portion 5. The attaching portion 8 is set to a shape that allows the bending curve by the bending guide portion 11 of the blade plate 6 so that the left and right edge portions 10 of the blade plate 6 are separated from the workpiece 1. 4. The scissors according to claim 3, wherein the left and right edge portions 10 of the blade plate 6 can be lifted from the workpiece 1 by bending and curving.

  Further, the fitting locking portion 5 to which the blade plate 6 is fitted and locked is recessed at the tip of the slimming body 4, and the step surfaces of the left and right ends of the recessed fitting locking portion 5 are formed. 5. The bag according to claim 3, wherein the curved inclined surface is set to the curved guide portion 11 instead of a vertical curved surface. .

  Further, the lower surfaces of the left and right end portions 12 of the pressing portion 8 of the back metal 7 are set to curved shape surfaces that substantially match the curved shape of the curved guide portion 11, and the curved guide portion 11 having the substantially same curved shape and the By sandwiching and pressing the left and right edge portions 10 of the blade plate 6 with the lower surfaces of the left and right end portions 12 of the pressing portion 8, the left and right edge portions 10 of the blade plate 6 are bent and the curved guide portion 11 and 6. The bag according to claim 3, wherein the pressing portion 8 is configured to be deformed into a curved shape along the lower surfaces of the left and right end portions 12 of the pressing portion 8.

  Since the present invention is configured as described above, the left and right edges of the front edge of the blade plate are curved in a direction away from the workpiece, so that the left and right corners of the front edge are at the workpiece. Therefore, the left and right corners of the front edge of the blade plate are not heard without being polished, and for example, a steel plate is punched and straight bladed. It will be an extremely practical kite that allows the use of a blade plate.

  Moreover, in invention of Claims 2-6, it becomes the thing which was excellent in the further practical use which can implement | achieve this invention more easily.

  Embodiments of the present invention that are considered suitable (how to carry out the invention) will be briefly described with reference to the drawings, illustrating the operation of the present invention.

  When the blade plate 6 superposed on the front end of the slimming body 4 is pressed against the slimming body 4 by, for example, the pressing portion 8 of the back metal 7 superposed on the slimming body 4, the left and right edge portions 10 of the blade plate 6 are For example, the body 4 is bent and bent in a direction away from the workpiece 1 by the curved guide portions 11 provided at positions facing the left and right edge portions 10 of the blade plate 6.

  Accordingly, when the table 2 is slid on the workpiece 1 to cut the surface of the workpiece 1, the left and right edge portions 10 of the blade plate 6 are lifted from the workpiece 1. It is possible to prevent the corner portion of the front edge 9 of the blade edge 6 from exhibiting the cutting action and standing up.

  That is, it is not necessary to perform both the left and right corners of the front edge edge 9 of the blade plate 6 as in the prior art, and it is an inexpensive blade plate that is simply punched out and bladed. 6 can be used.

  Therefore, according to the present invention, when the blade plate 6 is pressed against the slimming body 4, the left and right edge portions 10 of the blade plate 6 are bent in the direction away from the workpiece 1, and the curved guide portion 11 and the like that can be bent By simply providing it on the body 4, it becomes possible to eliminate the polishing of the corners of the front edge edge 9 of the blade plate 6 (replacement blade plate), which was essential in the past.

  In other words, it is possible to improve the mass productivity of the blade plate 6 by reducing the processing steps of the blade plate 6, and the need for an expensive machine tool for polishing is eliminated, so that the blade plate 6 can be manufactured at a lower cost. It is possible to replace the blades with less trouble and maintenance, as well as better workability. The blade 6 is cheaper and the new blade has better sharpness without damaging the sharpened blade 6 The plate 6 can be exchanged, and a very practical wrinkle that can always cut the workpiece 1 with a good blade edge can be realized.

  Further, for example, the pressing portion 8 of the back plate 7 is set to a shape that allows the bending bending by the bending guide portion 11 of the blade plate 6, and the left and right edges 10 of the blade plate 6 are the When the left and right edges 10 of the blade plate 6 can be lifted from the workpiece 1 by bending and curving in a direction away from the workpiece 1, the blade plate can be more easily and reliably formed. It is possible to prevent the corners of the front edge edge 9 from coming into contact with the work piece 1 by bending the left and right edge parts 10 of the front edge edge 9 to be separated from the work piece 1.

  In addition, for example, the fitting locking portion 5 to which the blade plate 6 is fitted and locked is recessed at the tip of the slimming body 4, and the steps at the left and right ends of the recessed fitting locking portion 5 are provided. When the surface is set to be a smooth curved inclined surface instead of a vertical surface, and this curved inclined surface is set to the curved guide portion 11, only the left and right edge portions 10 of the blade plate 6 are curved and the front edge edge is curved. 9 The influence on the central part can be suppressed as much as possible.

  Further, for example, the lower surface of the left and right end portions 12 of the pressing portion 8 of the back metal 7 is set to a curved shape surface that substantially matches the curved shape of the curved guide portion 11, and the curved guide portion 11 having the substantially same curved shape. And the left and right edge portions 10 of the blade plate 6 are sandwiched and pressed by the lower surfaces of the left and right end portions 12 of the pressing portion 8, thereby bending the left and right edge portions 10 of the blade plate 6. 11 and the pressing portion 8 are configured to be deformed into curved shapes along the lower surfaces of the left and right end portions 12, even if the blade plate 6 is somewhat thick, the left and right edge portions 10 are securely attached. It can be deformed into a desired curved shape.

  A specific embodiment 1 of the present invention will be described with reference to FIGS.

  In the first embodiment, as shown in FIG. 1, a frame 2 that slides on the workpiece 1, a slime 4 that fits into a fitting hole 3 provided in the ramp 2, A blade plate 6 fitted and locked to the fitting locking portion 5 provided at the tip, and a pressing portion 8 for pressing the blade plate 6 against the fitting locking portion 5 are superposed on the slimming body 4. A front end edge 9 of the blade plate 6 sandwiched and fixed by the back plate 7 and the slimming body 4 from the lower surface of the base 2 through the fitting hole 3 and the workpiece 1. The slimming body 4 is arranged in the fitting hole 3 of the rack base 2 so as to be slightly protruded to the side, and the blade base 2 is slid on the workpiece 1 so that the blade plate 6 A scissors that can cut the surface of the workpiece 1 by the front edge 9, and that the blade plate 6 is held by the pressing portion 8 of the backing metal 7. By pressing against each other, the right and left edge portions 10 of the blade plate 6 are bent in a direction away from the workpiece 1 and bent so that the fitting locking portion 5 of the slim body 4 and the back metal 7 are pressed. The attaching unit 8 is configured.

  Specifically, the blade plate 6 is moved by the pressing portion 8 of the back metal 7 at a position facing the left and right edge portions 10 of the blade plate 6 as the fitting locking portion 5 of the slimming body 4. A curved guide portion 11 is provided that can bend and bend the left and right edge portions 10 of the blade plate 6 in a direction away from the workpiece 1 when pressed against the fitting locking portion 5 of the slimming body 4, and the back metal 7 is set to a shape that allows the bending curve by the bending guide portion 11 of the blade plate 6 so that the left and right edge portions 10 of the blade plate 6 are separated from the workpiece 1. The left and right edge portions 10 of the blade plate 6 can be lifted from the workpiece 1 by being bent and curved in the direction of bending.

  Therefore, just like pressing a front edge edge 9 of the slimming body 4 with the back metal 7, the left and right edge parts 10 of the blade plate 6 are bent and curved in the same manner as a general bag having the back metal 7. The attachment structure is not required, and can be realized by a simple improvement in which the curved guide portion 11 is provided on the slimming body 4.

  Further, in the first embodiment, as shown in FIG. 2, the fitting locking portion 5 to which the blade plate 6 is fitted and locked at the tip of the slimming body 4 is recessed, and the recessed fitting is provided. The stepped surfaces at the left and right ends of the mating locking portion 5 are set to be smooth curved inclined surfaces instead of vertical surfaces, and the curved inclined surfaces are set to the curved guide portion 11.

  Therefore, the bending guide can be obtained simply by setting the stepped surfaces of the left and right ends of the fitting locking portion 5 fitted and locked to the tip of the slimming body 4 provided on a general replaceable blade type hook to the curved inclined surface. Part 11 can be realized.

  Specifically, the portion where the curved inclined surface contacts the left and right edge portions 10 of the blade plate 6 is set to be a gently curved inclined surface (in other words, the conventional replacement blade type hook engaging lock portion). A curved inclined surface is provided so as to protrude inward from the step surfaces at the left and right ends.

  Further, as shown in FIG. 3, the lower surfaces of the left and right end portions 12 of the pressing portion 8 of the back metal 7 are set to curved surfaces substantially matching the curved shape of the curved guide portion 11, and FIG. As shown in FIG. 4, the left and right edge portions 10 of the blade plate 6 are sandwiched and pressed between the curved guide portion 11 having substantially the same curved shape and the lower surfaces of the left and right end portions 12 of the pressing portion 8. 6 are configured to be deformed into a curved shape along the lower surfaces of the left and right end portions 12 of the bending guide portion 11 and the pressing portion 8.

  Therefore, when the blade plate 6 is pressed against the fitting locking portion 5 of the slimming 4 by the pressing portion 8 of the back metal 7, the left and right ends of the blade plate 6 are also moved by the left and right ends of the pressing portion 8 together with the curved guide portion 11. Since both edge portions 10 are bent and bent, this bending and bending is performed more reliably and smoothly, and even a thicker blade plate 6 can be bent well. The plate 6 is configured to be less likely to be damaged. Furthermore, only the left and right edge portions 10 of the blade plate 6 to be bent can be bent, and the center portion can be prevented from being bent as much as possible.

  Each part will be specifically described.

  The wooden cradle 2 is formed with fitting holes 3, and guide grooves 13 in which the left and right ends of the slimming body 4 are disposed are formed on the left and right side surfaces of the fitting hole 3.

  Further, on both the left and right side surfaces of the fitting hole 3 of the gantry 2, pressing bars 14 are provided for pressing the slimming 4 and the back metal 7. This presser bar 14 is provided in a fixed state.

  Further, an attachment surface 15 is provided at a position of the fitting hole 3 facing the holding bar 14, and the lower surface of the slimming body 4 guided by the guide groove 13 is attached to the attachment surface 15. The

  The slimming body 4 is made of steel, and the fitting locking portion 5 is recessed so as to leave the left and right end portions disposed in the guide groove of the fitting hole 3 at the tip of the slimming body 4.

  The fitting locking portion 5 has a substantially rectangular shape in plan view, and the stepped surfaces at the left and right end portions of the fitting locking portion 5 (the bottom surface of the fitting locking portion 5 and the surfaces of the left and right end portions of the slimming body 4). The step surface is set to the smooth curved inclined surface.

  The curved inclined surface is formed in such a length that the entire left and right edge portions 10 of the blade plate 6 can bend and bend. Specifically, it is formed over the entire length of the contact surface with the left and right edge portions 10 of the blade plate 6. Therefore, the left and right edge portions 10 of the blade plate 6 can be bent and bent very well.

  In this embodiment, the curved guide portion 11 is a smooth curved inclined surface. However, for example, as shown in FIG. 6A, a stepped portion 17 may be formed. In this case, as shown in FIG. 6B, when the blade plate 6 is pressed by the back metal 7, the left and right edges 10 of the blade plate 6 are bent with the corners of the stepped portion 17 serving as fulcrums. Will be.

  The backing metal 7 is made of steel, and the pressing portion 8 of the backing metal 7 is set to be slightly narrower than the blade plate 6 fitted and locked to the fitting locking portion 5 of the slimming body 4. This is to allow the deformation of the left and right edge portions 10 of the blade plate 6 bent and bent by the bending guide portion 11 well.

  Further, the lower surfaces of the left and right end portions 12 of the pressing portion 8 at the tip of the back metal 7 are set to a curved shape surface that substantially matches the curved shape of the curved inclined surface (curved guide portion 11) of the fitting locking portion 5. . In the figure, reference numeral 16 denotes a shoulder. In the present embodiment, the lower surfaces of the left and right end portions 12 of the back metal 7 are curved surfaces. For example, the back metal 7 is formed with a narrower width than between the curved guide parts 11. Any shape that does not hinder the bending of the left and right edges 10 of the plate 6 may be used.

  Accordingly, the left and right end portions of the slimming body 4 are held in a state where the front end edge 9 of the blade plate 6 is slightly protruded by the fitting locking portion 5 of the slimming body 4 and the pressing portion 8 of the back metal 7. Insert the body 4 and the back metal 7 between the presser bar 14 and the attachment surface 15 by inserting it into the guide groove 13, for example, hitting the rear end of the body 4 with a hammer etc. The back plate 7 is pressed and polymerized to the slime 4 by being pressed toward the slime 4 by 14, and the blade plate 6 is pressed against the slime 4 by the pressing portion 8 of the back plate 7.

  At this time, the rear end of the slimming body 4 is further struck to adjust the degree of protrusion of the front edge 9 of the blade plate 6, and the back end of the back plate 7 is also struck to adjust the pressing amount of the blade plate 6 by the pressing portion 8. To do.

  The blade plate 6 is made of steel, and is formed by punching a steel plate and then performing a cutting process. Note that the cutting process is applied not only to the front end but also to the rear end. In addition, it is confirmed that the deformation of the central portion of the front edge edge 9 of the blade plate 6 can be satisfactorily prevented by bending the left and right ends of the blade plate 6 within a range of 10% or less of the entire width of the blade plate 6. is doing.

  Accordingly, when the surface of the workpiece 1 is cut as shown in FIGS. 4 and 5, the left and right edge portions 10 of the blade plate 6 are bent and curved, so that the corner portion of the front edge blade edge 9 of the blade plate 6 is bent. The workpiece 1 floats up from the workpiece 1, and cutting can be performed without bringing the corner portion of the front edge 9 into contact with the workpiece 1.

  Since Example 1 is configured as described above, when the blade plate 6 superposed on the front end of the slimming body 4 is pressed against the slimming body 4 by the pressing portion 8 of the back metal 7 superposed on the slimming body 4, the blade The left and right end portions 12 of the curved guide portion 11 and the pressing portion 8 of the backing metal 7 provided on the positions where the left and right edge portions 10 of the plate 6 face the left and right edge portions 10 of the blade plate 6 as the slimming body 4. Is pressed and clamped by the lower surface of the workpiece, and is bent and bent well and reliably in a direction away from the workpiece 1.

  Accordingly, when the table 2 is slid on the workpiece 1 to cut the surface of the workpiece 1, the left and right edge portions 10 of the blade plate 6 are lifted from the workpiece 1. The corner portion of the front edge edge 9 of the blade edge 6 does not exhibit a cutting action, and can reliably prevent the ear from standing.

  That is, it is not necessary to perform both the left and right corners of the front edge edge 9 of the blade plate 6 as in the prior art, and it is an inexpensive blade plate that is simply punched out and bladed. 6 can be used.

  Therefore, in the first embodiment, when the blade plate 6 is pressed against the slimming body 4, the left and right edge portions 10 of the blade plate 6 are bent in the direction away from the workpiece 1, and the curved guide portion 11 and the like can be bent. By simply providing it on the slimming body 4, it becomes possible to eliminate the polishing of the corners of the front edge edge 9 of the blade plate 6 (replacement blade plate), which has been essential in the past.

  In other words, it is possible to improve the mass productivity of the blade plate 6 by reducing the processing steps of the blade plate 6, and the need for an expensive machine tool for polishing is eliminated, so that the blade plate 6 can be manufactured at a lower cost. It is possible to replace the blades with less trouble and maintenance, as well as better workability. The blade 6 is cheaper and the new blade has better sharpness without damaging the sharpened blade 6 The plate 6 can be exchanged, and a very practical wrinkle that can always cut the workpiece 1 with a good blade edge can be realized.

  Accordingly, in the first embodiment, the left and right edges of the front edge of the blade plate are curved in a direction away from the workpiece, so that the left and right corners of the front edge can contact the workpiece. Therefore, without using the right and left corners of the edge of the front edge of this blade plate, it will not be heard, and for example, an inexpensive blade plate made by punching and cutting a steel plate will be used. It will be a highly practical bag that can be used.

  A second embodiment of the present invention will be described with reference to FIGS.

  The second embodiment is an example in which a screw body (head) is used as the pressing portion, and the rest is the same as the first embodiment. Specifically, as shown in FIGS. 7 and 8, a gantry 2 that slides on the workpiece 1, a slimming body 4 that fits into a fitting hole 3 provided in the gantry 2, The slimming plate has a blade plate 6 fitted and locked to a fitting locking portion 5 provided at the tip of the body 4, and a pressing portion 8 for pressing the blade plate 6 against the fitting locking portion 5. 4 and a front edge edge 9 of the blade plate 6 clamped and fixed between the back plate 7 and the slimming body 4 through the fitting hole 3 from the lower surface of the base 2. The blade 4 is disposed in the fitting hole 3 of the table 2 so as to be slightly protruded toward the workpiece 1, and the blade 2 is slid on the workpiece 1 to move the blade. The surface of the workpiece 1 can be cut by the front edge 9 of the plate 6, and an insertion hole 23 through which the tail portion 21 of the screw body 20 is inserted is formed in the blade plate 6. The tail portion 21 of the child body 20 is provided with a screw portion that is screwed into the screw hole 24 provided in the fitting locking portion 5 of the slimming body 4, and the screw body 20 is inserted into the insertion hole 23, and the screw portion The blade plate 6 is pressed against the fitting locking portion 5 by the head portion 22 of the screw body 20 by being screwed with the screw hole 24, and the blade plate 20 is configured to be pressed by the screw body 20. By pressing 6 against the fitting locking portion 5 of the slimming body 4, the right and left edge portions 10 of the blade plate 6 are bent and bent in a direction away from the workpiece 1 so as to be bent. Is configured. In FIG. 8, reference numeral 25 denotes an escape portion that escapes the head 22 of the screw body 20.

  In other words, in the second embodiment, the back plate 7 only adjusts the pressing amount of the front edge of the blade plate 6, and the blade plate 6 is brought into the fitting engagement portion 5 by the head portion 22 of the screw body 20. By being pressed, it is configured to bend and bend by the bending guide portion 11 provided in the fitting locking portion 5 (see FIG. 8B). However, when the pressing by the head portion 22 of the screw body 20 is insufficient, it is naturally also pressed by the pressing portion 8 of the back metal 7.

  When the screw body 20 is used as in the second embodiment, the left and right edge portions 10 of the blade plate 6 can be bent and bent more reliably and accurately. In particular, since the insertion holes 23 into which the tail portions 21 of the screw bodies 20 are inserted are provided at positions slightly closer to the center than the left and right edge portions 10 that are bent as the blade plate 6, the center portion of the blade plate 6 is securely fitted. It can be brought into intimate contact with the mating / locking portion 5, and only the left and right edge portions 10 of the blade plate 6 are reliably bent by the curved guide portion 11 to minimize the influence on the central portion of the front edge 9 of the blade plate 6. It can be suppressed to the limit.

  The present invention is not limited to the first and second embodiments, and the specific configuration of each component can be appropriately designed.

1 is a perspective view schematically illustrating a configuration in which a part of Example 1 is cut away. FIG. 3 is an enlarged schematic exploded perspective view of a main part of the first embodiment. FIG. 3 is an enlarged schematic exploded explanatory front view of a main part of the first embodiment. FIG. 3 is an explanatory side cross-sectional view illustrating a usage state of the first embodiment. FIG. 6 is an explanatory rear view illustrating the usage state of the first embodiment. It is an expansion schematic exploded description front view of the principal part of another example. 10 is an enlarged schematic exploded explanatory perspective view of a main part of Example 2. FIG. FIG. 10 is an enlarged schematic exploded explanatory front view of the main part of Example 2.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Workpiece 2 Scissor stand 3 Fitting hole 4 Slimming 5 Fitting latching part 6 Blade plate 7 Back metal 8 Pressing part 9 Front edge edge
10 Left and right edges
11 Curved guide
12 Left and right ends

Claims (6)

  It consists of a base that slides on the work piece, a slime that fits into a fitting hole provided in this base, and a blade that is superposed on the tip of this slime. The slimming body is disposed in the fitting hole of the table so that it is slightly protruded from the lower surface of the table through the fitting hole toward the workpiece, and the table is placed on the workpiece. The scissors are capable of cutting the surface of the work piece by the front edge of the blade plate by sliding and moving, and are provided with a pressing portion that presses the blade plate against the slime. The scissors are configured so that the left and right edges of the blade plate are bent and bent in a direction away from the workpiece by pressing the blade plate against the slim.   When the blade plate is pressed against the whole body by the pressing portion at positions facing the left and right edge portions of the blade plate as the slimming, the left and right edge portions of the blade plate are connected to the workpiece. 2. The scissors according to claim 1, further comprising a curved guide portion that can bend and bend in the direction of separating.   A saddle base that slides on the workpiece, a slimming body that fits into a fitting hole provided in the saddle base, and a blade plate that is fitted and locked to a fitting locking portion provided at the tip of the slimming body And a back metal that has a pressing part that presses the blade plate against the fitting locking part and is superposed on the slimming body, and the front edge blade of the blade plate that is sandwiched and fixed between the back metal and the slimming body The slimming body is disposed in the fitting hole of the table so that an edge is slightly protruded from the lower surface of the table via the fitting hole toward the workpiece, and the table is attached to the workpiece. It is a saddle that can cut the surface of the work piece by the front edge of the blade plate by sliding and moving the blade plate, and the blade plate is held by the back metal pressing portion. By pressing down, the left and right edges of the blade plate are bent and bent in a direction away from the workpiece. Plane, characterized in that to constitute a fitting engagement portion and the holding-down portion of the back metal of the 鉋身 to.   The blade plate is pressed against the fitting engagement portion of the slimming by the pressing portion of the back metal at positions facing the left and right edges of the blade plate as the slimming engagement locking portion. In this case, a curved guide portion is provided that can bend and curve the left and right edges of the blade plate in a direction away from the workpiece, and the pressing portion of the back plate is bent by the curved guide portion of the blade plate. Is set to an acceptable shape, and the left and right edges of the blade plate are bent and bent in a direction away from the workpiece, so that the left and right edges of the blade plate can float from the workpiece. The bag according to claim 3, which is configured as described above.   The fitting locking portion for engaging and locking the blade plate is recessed at the front end of the slimming body, and the step surfaces at the left and right ends of the recessed locking engagement portion are not vertical surfaces but smooth. The scissors according to any one of claims 3 and 4, wherein the curving inclined surface is set to the curving guide portion.   The bottom surfaces of the left and right ends of the pressing portion of the back metal are set to curved shape surfaces that substantially match the curved shape of the curved guide portion, and both the left and right ends of the curved guide portion and the pressing portion having the same curved shape. The left and right edges of the blade plate are clamped and pressed with the lower surface of the blade, thereby bending the left and right edges of the blade plate, and bending along the lower surfaces of the left and right ends of the bending guide portion and the pressing portion. The bag according to any one of claims 3 to 5, wherein the bag is configured to be deformed into a shape.

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