TWI337902B - - Google Patents

Description

1337902 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to a type of punching. J 鸲 拳 各 各 各 总 总 总 总 先前 先前 先前 先前 先前 总 总 总 总 总 总 总 总 总 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 136 At the lower end portion of the upper end portion of the driver member (the punch body), the front end of the retracting punch and the ring member (which is formed with a corresponding push-out portion of the inscribed slot portion). At the end of the punch, the push of the heart is made by the S-Hui structure, and the upper member is pressed by the striDDPr spring and pushed by the striDDPr spring. (4) Action, the front end of the punch is locked. At this time, as described above, the slot is formed at the front end of the balance head: the front end of the head is easily deformed, so that the upper end of the front end of the punch is opposite: the upper end of the punch body side Firmly screwed. That is, the front end of the punch is firmly screwed to the punch body, whereby the front end of the punch of the machining is not loosened to the front body, and the effect of the front of the punch is improved. (Patent Document 1) Japanese Laid-Open Patent Publication No. 2003-136157 (Draft of the Invention) However, as described above, the conventional front end anti-loose mechanism is attached to the front end of the punch 312XP/invention specification ( Replenishment) /96-丨〇/96丨26565 5 丄*337902 Formed with slots. Therefore, in the slit (4), the narrow tip shape gT is formed, and the tip end of the punch is formed, and the punch body is strongly held. Therefore, even if the fitting of the ring member to the tip end of the punch is released, the interval between the slits cannot be restored to the original state by the elastic force of the tip end of the punch itself. Therefore, only the embedding of the ring member is released, and the body is relatively rotated. . ^In order to make the punching end and the punch result', the fitting release bolt for releasing the fitting of the plate member to the front end of the punch and the punch body is required to be forced to expand the slot. A mechanism (for example, a slot expansion member disclosed in Japanese Laid-Open Patent Publication No. 2003-1 361 57). Sweat conversion; = 3: The rotation of the front end of the punch and the punch body can be reversed to remove the excess member other than the screw, thus causing the structure to be noisy. Moreover, it also increases costs. ^ The step of the 'precision punch front end anti-loose mechanism is on the front end of the punch = slot 13 (the above-mentioned patent opening == 2' sets the engagement hole $ and in the engagement hole 19 The slot expansion member 21, T卞. 耆 15. The 乜 乜 扩大 expansion member 21 is coupled to the ring structure by the structure, and the front end of the punch is punched at the punch, according to the pressure bar from the pressure bar ((10) Squeeze the upper two holes and the slot expansion; between the pieces in the punch to make the second front 312 ΧΡ / invention manual (supplement) /%-_126565 This is caused by the 'punch front end or ring member will be broken' Shortening., The front end of the punch-proof mechanism of the punch is designed to provide a:::=! head front end, punch-firm two = "end anti-loose mechanism die assembly, when punching When the head is machined, the mountain is punched! The damage of the end or ring member can be extended by the punch: "! and the component of the front end of the punch is anti-loose mechanism life, and in the rest of the structure: :=: In addition to the two-in-one elimination, the multi-end other than the screw is used to perform the phase-to-moon rotation with the punch body. The method of the present invention is as described in the first paragraph of the patent application scope; the following technical means for obtaining a pure assembly P·· The die assembly P is an ancient criminal, and is in the punch The front end, 32 tf; the slot 39 of the punch front end 32A of the punch body 31, and 1 is provided with a flange portion 328 covering the cylindrical surface 4 = / ring member 2 (which is attached to the side of the tube) The first...the i-th push d:=embedded: the press _ i 1 of the ring member 2 in the punch will press the assembly P, which is characterized in that the die push-out portion is formed at two ends; 3. The third structure according to the present invention is provided on the upper surface of the upper core reading member 2, and the special opening 200H is disclosed as follows: Ring structure 312XP / invention manual (supplement) / 96-10/96126565 ? 1337902 pieces of 2 slot expansion members, engaged in the engagement hole provided in the middle of the slot at the front end of the punch ' Θ while performing punch processing In the temple, even if the pressure is applied to the punch by the pressure bar, the load of the pressure is not concentrated on the above-mentioned slot expansion structure: the engagement portion of the 5-hole is thus 'preventing the front end of the punch or the ring structure -1, Fairy Therefore, the life of the punch end anti-loose mechanism composed of the front end of the punch and the ring member is extended. Further, according to the configuration of the present invention, the push-out portion 3' is pressed by the ring member 2 (Fig. 3 (8)). When the bolt υ 嵌合 嵌合 冲 冲The constraint of 2, at the same time, the force G of the force component of the 3 push-pull portion 3 acting on the above-mentioned bolts is parallel to the upper side to the outside, because (4)/force τ; The pusher portion 3 2) controls the front end of the punch body (the head body 31 is relatively rotatable). 4 heads 4 32 and punching (effect of the invention) As described above, according to the configuration of the present invention, the ring member can be fitted to the front end of the punch _= a type of punch provided in the punch body, and the punch is When the end is firmly screwed, the die assembly of the anti-mountain mechanism is used in the structure of the front end of the punch and the ring structure: the breakage occurs, and the life is extended, and when the front end of the punch rotates, The mold part that needs to be taken off the mechanism will be forced to open the front end of the punching master, so that the effect of the die assembly that makes the front end of the punch and the punch body rotate relative to each other can be invented by the 3 coffee invention (supplement)/96·96_ 8 1337902 . [Embodiment] Hereinafter, the present invention will be described using an embodiment with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an overall view of the present invention, which is a view showing a case where the die assembly p of the present invention is applied to a turret punch press. The turret punching machine has an upper turret 6 and a lower turret 7, and is respectively equipped with a mold assembly P and a female mold D', as is conventionally used, by rotating the upper turret 6 and the lower turret 7 at the punch The desired die assembly P can be selected in the center c. And ▲ at the center of the punch, the die assembly P of the G is provided with a pressing rod 35. If the front end of the punch of the die assembly p is pressed by the pressing rod 35, and the master mold is moved, for example, the workpiece W can be hit. wear. The die assembly P has a cylindrical punch guide, and the punch 30 is guided by the top turner through the top lifter and the "llft spring" 34, and is guided upward and downward. The teeth abut on the edge of the punch guide 3〇 to abut the lower end of the separation elastic 33, and the upper upper stop ring 2. The lower side of the ring member 2, the upper end of the separation spring 33 is abutted against the rear cover. As shown in the figure, the bullet shell 33 is inserted into the upper stop ring 20 by the cover body 24 to be mounted for the 01 2, and the lower stop ring core 21 is transmitted through the flange inner surface 21 of the bolt 22 30. Abutting the punch guide via the cymbal ring 37 at the punch guide 3 〇, the lower stop 9 % 21, the upper stop ring 2 〇 and the partition spring 312XIV invention manual (supplement) / 96_丨〇 /96126

/ y\) L : The body of the punch: the punch body 31 extending in the vertical direction, and the tip end 32 of the punch is screwed to the upper end portion of the punch body 31. The first portion of the body 31 is punched out, and the lower end portion of the 31 is formed with a punching edge 38. The punch has a "having, for example, an externally threaded portion 8" in the externally threaded portion 8, and the screw has a punched end 32. The corresponding internal thread portion 9 on the side.乂: = 刖 end 32 has two inner side surfaces formed with the above-mentioned internal thread portion 9? A, the tubular portion 32A extends to the upper stop ring 2 described above. And the stopper 23 on the side of the movement 20 is used to restrict the moving distance of the tip end 32 of the punch in the up and down direction. The front end 32 of the punch has an appearance such as a slit 39 provided in the cylindrical portion 32B, for example, the cylindrical portion 32B. As shown in Fig. 2, the cylindrical portion 32A is provided and the flange portion 32B is covered. In this case, the slit 39 is extended upward from the circular portion 39A formed by the tubular portion 32A. The inner thread portion 9 of the rim portion 32β is on the side and the outer side, and the inner thread portion 9 is also early as a js 丨< 里 + . 1 y 疋 疋 also has the same slot on the opposite side

3, that is, the case shown in Fig. 2 covers the flange 39 provided by the flange portion 32B and the cylindrical portion 32A, and the internal thread portion 9 of the punch front end 32 (in other words, the screw portion with the punch body 31) ), are disposed on the opposite side, and the shapes of the slits 39 are the same. According to this configuration, when the pressing member 后 is pressed to press the third push-out portion 3 of the ring member 2 to open the punch front end 32 (FIG. 6), the circular portion 39A of the slit 39 is used. The upper point α is the center, and the left side portion 32a and the right side portion 32b of the front end of the punch are moved away from each other in the left-right direction.

, vS 3] 2XP / invention manual (supplement) / 96, 1 / 96126565 10 1337902 Qualitatively opening " Further" in the vicinity of the outer side of the tubular portion 3 constituting the front end 32 of the punch, that is, near the flange portion The first push-out portion 40 is provided, and the factory-made member i is placed on the flange portion (for example, the third push-out portion J member 1 is provided on the upper surface of the release-release pressing member 2) The lower side of the ring member 2 (Fig.) is abutted against the partitioning spring, and the lower end of the blocking spring 33 abuts against the upper retaining ring 2, and the second pushing portion 41 is provided on the inner side surface of the second pushing 2 (10) 2). That. The cymbal 41 corresponds to the first urging portion 40 provided in the tubular portion 32 of the punch distal end 32. When the door I centered 珲 structure 'rises up by the elastic force of the partition spring 33 (Fig. 3(A)), the second push-out portion 41 of the ring member 2 is fitted to the ground and is locked to the yoke so that the front end of the punch 3 2 is easy to deform 'firm also: = head, body 3] side, to prevent the front end 32 of the punch from loose. The first push on the side: the second push-out portion 41 on the member 2 side and the punch front end 32 m are pushed out. The chimeric state of Μ0 is shown in Fig. 4. On the other hand, the second push-out portion 41 on the side of the member 322 covers the entire inner side surface, and the vertical portion 4〇 of the first push-pull of the whole=two, (§^ the tube portion 32Α [the vertical direction of the figure D is vertical The setting, in other words, the setting is set to the same state. The side of the e-slot 39 is arranged in parallel with the slot 39, and the detailed portion of the pushing portion 4 of the front end 32 side of the punch is 312 ΧΡ / ____.6126565 π 1337902 Then as described below.

Right, the tube portion 3 9 A of the front end of the punch 3 2 is the same as rn, and the same rn is, for example, an IT tube. If it is seen from the square, as shown in FIG. 4, the first push-out portion 40 It is in the shape of an arc, as described above, on the two sides of the slot 39, 1 f| ^ ^, and the solid shape is set to a thousand, and the slot is 39-shaped, and the performance is in the first push-out portion 40.千千古如直直4〇, then the groove::Γ is placed on the two sides of the slot 39 on each side of the first push: by this structure, as described above, if through the partition spring 33 (2 to make the ring member 2, the second push-out portion 41 of the ring member 2 is as shown in Fig. 4, and is attached to the groove 1 push-out portion 40 on the punch front end 32 side. w I, as described above, the punch front end 32 side The second side of the push-pull 39 is set to be parallel to the sample 曰 柄 丄 丄 丄 4 4 4 4 39 state, so that from the side of the ring member 2, the 夂坌 1 of the screw substantially orthogonal to the slot 39 In the front end 32 of the punch, the front end 32 of the punch is easily deformed, and is firmly screwed to the side of the punch body 31, so that the front end 32 of the punch can be prevented from being loosened. The cow is fixed again, and the ring member 2 (Fig. 3(B)) above, the third push-out portion 3 formed by the formula is set, and is punched == : phase: at the position of the third push-out portion 3 (for example, the flange portion 3: 24 ' is provided with the fitting release screw 1 (ie, the bolt 1). The slot sVH' convex (four) 32β outer circumference is The above J: the position corresponding to the position of the hot factory shell, # is the two sides of the slot 39, the shape is like 2) the screw hole 1Α, and the bolt 1 is placed on the two sides of the slot 39 according to the screw holes 20,000 312XP___件购_面U37902 Furthermore, the front end of the bolt 1 is by the way 'When the bolt! Press: into the shape of the ® (Fig. 2, Fig. 5), the bolt 1 does not invade the second The third push-out portion 3 pulls smoothly on the outer side of the third push-out portion 3, and the push-pull portion 3' can be pushed in the third push by the configuration. When the screw portion 3 is depressed, the r can be pressed and pressed. The third push-out member of the member 2, the U-member 2, is opposed to the splitter 3, and the push-tip front end 32 is pulled down from the swing force of the screw member H3 of the ring member 2, and the end 32 is forcibly opened to the outside. At the same time, the front 31 of the punch can be rotated relative to each other. The boring head 32 and the punch body, that is, the screw thread 1 is smeared by the repeating ring member 9. As shown in Fig. 3 (8), if the case is from the bolt i month = part 3 , the following force G, will, by The member 2 side is applied, for example, vertically, and + $ is pressed by the 5 Hz G', and the above-mentioned punch front end 32 is released from the ring member 2. Thus, as such, in this state, if the snail is The inspection worker continues to press the tired k1 at the front end of the punch at the constraint of the release ring member 2, and the first front end of the ring member 2 will be integrated with the bolt 1 32, the enemy is seen to the outside, for example, as shown in FIG. 5, when the angle of the third push-out portion 3 is the same as the force G of the tired plug 1, it will be decomposed into flat as shown in the figure: in the third push-out portion 3. The parallel component force Gxsin0, and the vertical component force Gxc〇". Therefore, by using the above-described parallel component force in the component force, 1 is slid outward on the third push-out portion 3, and the action at the time of the slide is T=GxSin.0, so that the entire front end 32 of the punch is opened toward the outside. Party (Figure 2). 312 312XP/Inventive Manual (Repair)/96-10/961265 65 13 In other words, the bolt] is the injury, and the third pusher 2 of the true β-ring member 2 is turned down, and the side is forced to the outside. of. Open. Sliding outwards, so that the front end of the punch is narrower, because the width of the /θ, '39, for example, the third push-out portion 3 of the member 2 is still applied as a whole. From the force of the bolt 1 sliding outward on the ring r . . °, and thus the force T of the front end 3 of the punch, the punch body 31 can be easily opened to the outside. Next, the slot 39 is arranged symmetrically as in the above 2 and is disposed on both sides of the slot 39 as described above. Therefore, when the bolt 1 is in the ring structure #? On the 3 (Fig. 2), one enters the heart and uses the force

When the whole is opened to the outside, as shown in the figure, the 21^ on the 32仏A of the punch is not the same as the left side of the circular portion of the slot 39, and the front end of the punch is 32' The U2a and the right side portion 32b are forcibly opened toward the left and right sides. The following describes the operation of the present invention having the above configuration. Then: the upper part / (additional "" position on the U is located at the center C of the punch, the rotation 6 and the lower turret 7 rotate synchronously, and the desired punch is selected in the center c of the punch The mold P and the master mold assembly D, when the front end 32 of the punch is used, the spring 34 is deflected to cause the punch guide to descend, and the workpiece W is pressed at the front end thereof to make the partition spring "scratch" 312XP / invention manual (supplement) / 96 - delete (10) 565 body together: the punch body 31 including the front end 32 of the punch head 5 of the die edge 4, =; ! = with the mother (four) heart side body 33 ( 1 3(a))^^^ The side is pushed to the right = the slot 39 on the side of the front end of the punch 39 - because the ==: the first push-out part 40 in the state of the slit 39 (Fig. 'Set the order before the punch = 'substantially orthogonal to the screw lock force of the slot 39, the end 32 is easy to change, and the ::::1 push-pull portion 4〇, so the front of the punch is t " On the side of the body 31, this way can prevent the punching end 32 from coming loose. The straw is connected to the hole of the ring member by the sound of (4) ° f > (Japanese Patent Special Slot Expansion Member; 1 2 Figure 2) In the middle of the road, the second side of the punch (4) The load of the force, = in the engaging portion of the above-mentioned slit expansion member and the engaging hole, and therefore, the damage of the front end 32 of the punch 32 or the ring member 2 is prevented, so that the front end 32 of the punch and the ring member 2 are The punch front end anti-loose mechanism 1 is configured to perform the punching process several times to cause the punch blade edge 38 to wear: after the head blade edge 38 is reground, for example, the punch height is required to be performed; The opposite side of the front end 32 and the punch body 31 = 'the case' performs the following operation. In the first step, when the bolt 1 (Fig. 3 (Β)) is pressed down, the 312 ΧΡ / invention manual on the ring member 2 is pressed ( Replenishment) /96-10/96丨26565,5 The third push-out part 3, the ring structure 侔9 is pushed down, the front end 32 of the punch is released, and the anti-knife spring 33 is elastically pressed, in this state The screw-locking force of ::= The third push-out portion 3, the bolt of the above-mentioned arrangement of the ring-shaped f-member 2 of the release ring is slid by the side in the front end 32, and the bolt q = 3 When the push-out portion 3 faces outward, that is, the bolt! is the ring structure = the head, and the third push-out portion 3 of the end 32 of the wheel 32 is facing outward: the lower punch: two is forced outside the ring structure Open the front end 32 of the punch, so that the slot formed at the front end 32 of the punch is narrower, because the punch: the width, for example, even if 〇, ^ 2 still applies the right from the right disturbing earth 2 3 bolts sliding on the outer side of the push-out part 3 = 2 so that the front end 32 of the punch can be opened by the slayer 0 sin0 ' mode (Fig. 6), thereby arranging the hedge The head main body 31 is rotated. 4== According to the present invention, when the front end 32 of the punch is rotated, it is not necessary to use the unnecessary member other than the bolt for the release of the bolt, and the third push-out portion is made by the bolt method. 3 is slid outwardly, and the entire front end 32 is forcibly opened to enable relative rotation of the punch front 32 and the punch body 31. Figure TF is a general view of another embodiment of the present invention. In the second figure, the main difference of the door + is that the cylindrical portion 32A of the front end 32 of the punch is fortunately short and the flange portion MB of the front end 32 of the A cover punch and the quilting 39' of the cylindrical portion 32A are opposite to the internal thread portion. g is disposed on the opposite side, and each slit 39 has a different shape 'and the cover body 24 has a stopper function of the punch body. 312 ΧΡ / invention manual (supplement) / 96-1 〇 / 96 丨 26565 ^ υζ "two": As shown in Figure 7, the front end 32 of the punch is the same, with a flanged part. 卩32Α 'and in the rush The head end 32 is screwed with the punch body 31. 'In the cylindrical portion 32 (Fig. 7, 8 8) which is shorter than Fig. 1, the punch front end anti-loose mechanism is similarly formed by the fitting 2. ' ν The flange portion 3 2 of the punch end 3 2 is provided with a step 32C on the outer side surface, and the step 32c abuts on the protruding portion 24C projecting inward from the upper end of the lid body 24. Further, the lower end of the lid body 24 is fixed through The member 26 is fixed to the retaining ring μ provided on the flange of the punch guide 30. By the tapping structure, similarly, when the punch is used, if the punching blade 32 is pressed by the pressing rod, The jacking spring 34 is bent to lower the punch guide 3, and the partition spring 33 is flexed in a state where the front end thereof presses the workpiece w, and the inside of the cover 24 is fixed as described above. The punch body 31 is entirely lowered, and the workpiece w is pierced, for example, by the punch blade edge 38 and the die edge 4 of the body 5 on the side of the master mold assembly D. Further, to be processed After the end, if the pressing lever 35 is raised and the punching end 32' is separated from the above, the partition spring 33 is deflected first, and then the jacking spring 34 is flexed, whereby the inside of the fixed cover 24 is inside. The punch body 31 including the tip end 32 of the punch is raised as a whole, and the step 32C of the front end of the punch abuts against the protruding portion 24C of the cover body 24, and returns to the upper limit position. On the other hand, the outline of the front end 32 of the punch is as shown in the figure. Similarly, in the same manner, the slits 39 cover the flange portion 3 2 B and the cylindrical portion 3 2 A.

Figure 9 (A) is a plan view "Figure 9 (B) is a rear view (from Figure 9 (A) arrow B 312XP / invention manual (supplement) / 9 Bu 10/96126565 Π! 337902 direction) Fig. 9(C) is a front view (a pattern seen from the direction of arrow C in Fig. 9(A)). However, unlike the above-described case of Figs. 1 to 6, the slit 39 of the present embodiment penetrates from the circular portion 39A' formed in the flange portion 32B (Fig. 9(A)) and penetrates the female screw portion 9 side. In this way, the tubular portion 32A (Fig. 9(B)) extends downward and penetrates the outside.

Thus, in addition to the slit 39 provided on one side of the internal thread portion 9 (the upper side in Fig. 9(A)), the other side of the internal thread portion 9 (the lower side in Fig. 9(A)) ό ό ό 3 9, 9, 9, 9, 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 Throughout the outer side (Fig. 9(c)), as described above, in the present embodiment, the flange portion 32B of the punch front end 32 and the slit 39 provided in the barrel #32A are covered (Fig. 9(a)), The internal thread portion 9 of the punch front end 32, in other words, is disposed on the opposite side with respect to the screw portion between the punch body 31, and the shape of each slot (10) is not

By the configuration 'same' when the bolts are placed on both sides of the slot 39! (Fig. 8) ' - The side slides on the third push-out portion 3 of the ring member 2, and when the force T = Gxsin0 is used to open the entire front end 32 of the punch toward the outside, as shown in FIG. In the internal thread portion 9, α is not right, then 'Ρ(则头Α)', and the right portion 32b is turned counterclockwise (the head B) away from the ground, and is forcibly opened to the outside. (Before the other components and the whole embodiment of the embodiment shown in Fig. 7 to Fig. 1 above) 2χρ/inventive specification (supplement y96·96〗 26^18 1337902: effect] is the same as the above figures i to The embodiment is the same, and detailed description is omitted here. (Industrial Applicability) = The above-mentioned 'This invention relates to a type in which the front end of the punch is firmly screwed by fitting the ring member to the punching end' The die assembly locked to the anti-loose mechanism of the punch end, during the processing of the punch, 'preventing =: damage, thereby extending the life of the anti-loose mechanism of the front end of the punch by the front end of the punch, In the case of the present invention, it is not necessary to use the fitting member to remove the excess member other than the screw, and the forced opening of the entire tip end of the punch is used in the present invention. The die assembly is not only suitable but also useful. 杈 && Machinery [Simple Description of the Drawings] Figure 1 is an overall view of the present invention. Figure 2 is a detailed view of the die assembly p of the present invention. 3(A) and (B) are explanatory diagrams of the operation of the present invention. Fig. 4 is the front of the punch in Fig. 3(1)檨 檨 # 9 丨仏 丨仏 97 97 97 1 推 推 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 97 The force diagram of the third member of the member 2 on the side of the member 2 is slid on the ring portion 3. Fig. 7 is a view showing another embodiment of the present invention. "8 is the invention shown in Fig. 7. Die assembly Ρ detailed diagram. 312 ΧΡ / invention manual (refill 丨 丨 丨 丨 9 1337902 Figure 9 (A) to (C) is the front end 32 of the punch in Figure 7. Figure 10 is the rush in Figure 7. A view of the state when the front end 3 2 is opened to the outside. [Description of main components] 1 Engagement bolt (pressing member) 1A Screw hole 2 Ring member 3 3rd push-out part 4 Die-edge

5 Main body 6 Upper turret 7 Lower turret 8 Punch body 31 side External threaded portion 9 Punch front end 32 side internal threaded portion 20 Upper stop ring 21 Lower stop ring 22 Bolt 23 Stopper 24 Cover body 24C Projection 25 Stop ring 26 Fixing member 30 Punch guide 31 Punch body 32 Punch front end 312XP / Invention specification (supplement) / 96-10/96126565 20 1337902 32A Tube portion 32a Left side portion 32B Flange portion 32b Right side Part 32C Segment difference 33 Separation spring 34 Jacking spring 35 Compression rod 37 0-ring 38 Punch edge 39 Slot 39A Circular portion 39A' Circular portion 40 First push-out portion 40, Vertical portion 41 Second push-out portion C Punch center D master (master mold total G force P die assembly (rushing T component W workpiece a point β point 312XP / invention manual (supplement) / 96-10/96126565 21

Claims (1)

丄 337902 X. Patent application scope: 1.: Kind: The mold assembly has a screw that can be screwed to the punch & and is provided at the front end of the _ head from the flange portion and has the outer side of the tube The second slotted portion of the net-twisted push-out portion that can be fitted to the inner side of the punch, such as a garment member, can be pressed against the slot. The front end of the structure is: a die assembly thus formed; the feature head is provided with a third push-out portion on the upper portion of the % member. 2. For example, the die assembly of claim j of the patent scope, wherein the push-out part is in the slot: (4) is set to be flat with the flat (four) 1 push-pull section separated by a vertical portion. . - 1st 3. If you apply for a patent scope! The die assembly of the item is formed to have a higher inner side and a lower outer side.述 述 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. 4. "Display screw 3] 2ΧΡ / invention manual (supplement) /%-丨0/96126565