CN102015228B - Punch and punch blade receiver plate - Google Patents

Abstract

The invention provides a punch and a punch blade receiving plate. Disclosed is the punch having a blade receiver plate which has improved durability because the tubular blade of the punch is prevented from always coming into contact with the same area of the blade receiver plate. A punch (10) is configured in such a way that a tubular blade (5) punched through a sheet is received by a blade receiver plate (3). A protrusion (32) is provided on the surface of the blade receiver plate along the same radius from a center portion (33) thereof, and the blade receiver plate is arranged to be able torotate in such a way that the tubular blade moved in the direction of punching contacts the blade receiver plate at this protrusion. This protrusion is formed from a plurality of equidistantly provided expanded parts (34), and a rotation mechanism (100) is provided so that the tubular blade can be received by these expanded parts (34).

Description

The blade receiving plate of perforator and perforator

Technical field

The present invention relates to utilize tubular blade with the perforator of thin slice perforation and be installed on blade receiving plate in this perforator, particularly a kind ofly the perforation chip can be passed perforator and the blade receiving plate thereof of discharging swimmingly in the tubular blade.

Background technology

In utilizing the perforator of tubular blade with aperturing thin sheet materials such as paper, as shown in figure 15, at the position of bearing tubular blade 5, discoid blade receiving plate 3 often is installed.

This perforator is put under the lamellated state by uploading at mounting table 1, by handle 2 is pressed, tubular blade 5 is relatively moved with respect to mounting table 1, after the thin slice perforation, bears point of a knife with blade receiving plate 3.In addition, pass the inside of tubular blade 5 by the perforation chip of tubular blade 5 perforation, to the debris box discharge that forms continuously with tubular blade 5.

In the perforator of this tubular knive-edge, for the position that descends time institute's butt at tubular blade 5 can not concentrate on a place, proposed to utilize the technology that discoid blade receiving plate 3 is rotated of pressing of handle 2.

Patent documentation 1: TOHKEMY 2005-81446 communique

But in the perforator of the rotating mechanism with blade receiving plate 3, the perforation chip that tubular blade 5 produces when thin slice is bored a hole is attached to leading section because of burr or the friction of point of a knife, thereby has the situation that can't import swimmingly the inside of tubular blade 5.

Thus, just have and produce the situation that the perforation chip that stops up, be attached to point of a knife counteracts the perforation procedure of next time in the inside of tubular blade 5.

Summary of the invention

So, the object of the invention is to, the perforator of the inside that the perforation chip that produces can be imported swimmingly tubular blade when tubular blade is bored a hole thin slice and used blade receiving plate wherein are provided.

In order to address the above problem, perforator of the present invention is the perforator that consists of according to the mode of bearing the tubular blade that thin slice has been bored a hole with the blade receiving plate, it is characterized in that, on the surface of above-mentioned blade receiving plate, and in same radius from central part protuberance is set, according to the mode of the tubular blade that has relatively moved along the perforation direction at raised part and above-mentioned blade receiving plate butt, and set revolvably above-mentioned blade receiving plate.

According to the present invention, because on the surface of the blade receiving plate of managing the bar type perforator, and in same radius from central part protuberance is set, according to the tubular blade that has relatively moved along the perforation direction and the mode of raised part butt, and set revolvably this blade receiving plate, therefore the perforation chip that produces when tubular perforation blade is bored a hole thin slice imports the inside of tubular blade just by the protuberance pushing of blade receiving plate.

Like this, owing to therefore the perforation chip discharge path that lead swimmingly just can be able to be prevented from producing obstruction in the inside of tubular blade, or the perforation chip that is attached to point of a knife counteracts the perforation procedure of next time.

Description of drawings

Fig. 1 is the side view of perforator of expression embodiments of the present invention, (a) is A-stage, (b) be handle is pressed and in thin slice the state of perforate.

Fig. 2 is that expression is for the key diagram of the linkage that mounting table is moved up and down.

Fig. 3 is the key diagram of the internal structure of the above-mentioned perforator of expression.

Fig. 4 be illustrated in state that the blade receiving plate is installed on the lift component want section's profile, (a) expression A-stage, (b) state that is pressed of expression.

Fig. 5 represents the blade receiving plate of embodiments of the present invention, (a) is stereogram, (b) is front view, (c) is that the master looks cutaway view, (d) is top view.

Fig. 6 is that expression utilizes the protuberance of the above-mentioned blade receiving plate chip of will bore a hole to import the key diagram of the interior state of tubular blade.

Fig. 7 is the stereogram of the rotating mechanism of expression blade receiving plate.

Fig. 8 represents pressing member, (a) is front view, (b) is upward view, (c) is top view, (d) is the main cutaway view of looking.

Fig. 9 represents to move horizontally member, (a) is front view, (b) is that the master looks cutaway view, (c) is left side view, (d) is top view, (e) is upward view.

Figure 10 represents the second gear, (a) is front view, (b) is top view, (c) is the main cutaway view of looking.

The state of Figure 11 presentation graphs 4 (b) (a) is B-B alignment pseudosection, (b) is C-C alignment pseudosection.

The state of Figure 12 presentation graphs 4 (a) (a) is B-B alignment pseudosection, (b) is C-C alignment pseudosection.

Figure 13 represents the variation of above-mentioned blade receiving plate, (a) is stereogram, (b) is front view, (c) is that the master looks cutaway view, (d) is top view.

Figure 14 is the stereogram of the variation of the above-mentioned perforator of expression.

Figure 15 is the key diagram that represents perforator in the past.

Description of reference numerals: 1... mounting table, 2... handle, 3,3 ' ... the blade receiving plate, 4... lift component, the tubular blade of 5..., 6... ratchet, 7... the start pawl, 8... jut, 10,10 ' ... perforator, 11... linkage, the 12... base station, 13... first cranks arm, 14... second cranks arm 15,16... sliding eye, the 17... coupling member, 18... engaging protrusion, 20... framework, 21... axle branch, 22... rack and pinion mechanism, 23... installation portion, 24... fitting portion, 25... slotted hole, 26... spring, 29... debris box, 30... the first gear, 31... installation portion, 32... protuberance, 33... the center, 34... bulge, 35... the second gear, 36... top gear part, 36a... towards the flank of tooth of the direction of rotation of gear, 36b... is towards the flank of tooth of the direction opposite with the direction of rotation of gear, 37... below gear part, 41... axle branch, 42... spring, 50,50 ' ... peristome, the 100... rotating mechanism, 110... pressing member, 111... the press section, 112... fastener, 113... skew wall section, 114... spring resettlement section, 120... spring (elastic component), 130... moves horizontally member, the 131... rake, 132... fastener, 132a... bearing surface, 132b... slips face, 133... spring resettlement section, 134... spring, 140... the scotch block member, the 140a... bearing surface, 140b... slips face

The specific embodiment

Below, preferred embodiment be specifically described of the present invention based on accompanying drawing.

Fig. 1 is the side view of the perforator 10 of expression embodiments of the present invention.

This perforator 10 is for the perforator in thin slice perforates such as paper, comprising: mounting table 1, handle 2, the bottom be provided with the blade receiving plate 3 of embodiments of the present invention lift component 4, be located at mounting table 1 below tubular blade 5.

Fig. 2 is the figure of expression state that the surface element 1 ' of mounting table 1 is taken off, and as shown in the drawing, mounting table 1 can be by pair of right and left linkage 11 with respect to base station 12 liftings.

As shown in Figure 3, this linkage 11 makes first of the base portion that can be located at rotationally base station 12 crank arm 13, crank arm with second of the base portion that can be installed on rotationally mounting table 1 and 14 intersect, can link rotationally in its crosspoint, each crank arm terminal part 13a, 14b of 13,14 can be slidably mounted in the sliding eye 15,16 of the side of being located at mounting table 1 and base station 12.

About linkage 11,11 in each crank arm terminal part 13a, 14a of 13,14, link (with reference to Fig. 2) by coupling member 17.

At the base portion of base station 12, so that point of a knife state up is fixed with tubular blade 5, in mounting table 1,1 ', be provided be used to making this tubular blade 5 insert the peristome 50,50 ' of wearing.

The framework 20 that handle 2 is located at an end of base station 12 by setting can prop up by rotary axis of earth.Between the axle branch 21 and lift component 4 of this handle 2, be provided with rack and pinion mechanism 22, can make the interlock that moves up and down with lift component 4 of rotatablely moving of handle 2.

Side in the side that is provided with mounting table 1 of framework 20 is provided with for the installation portion 23 that lift component 4 can be installed slidably.In the bottom of this installation portion 23, be provided with the fitting portion 24 that to fix removably for lift component 4.

In framework 20, be provided with the slotted hole 25 that vertically extends, by in this slotted hole 25, accommodating the engaging protrusion 18 of being located in the mounting table 1, just can lifting mounting table 1.

On the other hand, this mounting table 1 is fixed on the framework 20 by spring 26.

Mounting table 1 is utilized the push of handle 2 and presses with lift component 4, and when pressing by removing in the recovery operation that utilizes handle 2, spring 26 is to the shrinkage direction strain, and involution is to primary position.

Pass the peristome 50,50 ' of mounting table 1, in base station 12, so that point of a knife state up is equipped with tubular blade 5.

This tubular blade 5 is made of body, and the bottom of this body is communicated with the debris box 29 of the inside of being located at framework 20.

By formation like this, when handle 2 is pressed, mounting table 1 is just fallen, be located at tubular perforation blade 5 in the base station 12 and will put thin slice perforation on mounting table 1, its perforation chip passes the inside of tubular blade 5 and discharges to debris box 29, when handle 2 is sent back to, mounting table 1 is got back to primary position, the thin slice that has been perforated can be extracted out.

At this moment, because mounting table 1 utilizes its linkage 11 to descend when keeping level, therefore in the situation that a plurality of thin slices are bored a hole with the state of tying up, can vertically bore a hole with respect to the bundle of thin slice.

On the position of facing mutually with tubular blade 5 above the mounting table 1, be provided with lift component 4 with the state that is installed on the framework 20.

The operation of this lift component 4 by utilizing handle 2 descends to mounting table 1, and mounting table 1 is pressed, and is to insert the member of wearing peristome 50,50 ' tubular blade 5 perforates for putting thereon thin slice utilization.In the bottom of this lift component 4, as shown in Figure 4, blade receiving plate 3 of the present invention can be installed rotatably.

Below, with reference to Fig. 5 the formation of blade receiving plate 3 of the present invention is described.

This blade receiving plate 3 is installed in and bears the position of tubular blade 5 that will put the perforator 10 of the thin slice perforation on mounting table 1 with tubular blade 5, and same radius is provided with protuberance 32 from central part 33 from the teeth outwards.

In this case, protuberance 32 adopts following formation, namely, on same radius from the center 33 of the rotation of blade receiving plate 3, a plurality of areas equally spaced are set less than the bulge 34 of the sectional area of tubular blade 5, according to making the perforation chip that when boring a hole, produces design (with reference to Fig. 6) by the mode that pushes the inside that imports tubular blade 5 by this bulge 34.

Such as Fig. 4 and shown in Figure 7, in the back side of this blade receiving plate 3 central authorities, be provided with the first gear 30 that makes these blade receiving plate 3 rotations, be provided with installation portion 31 on the lift component 4 at its head end.

Installation portion 31 is provided with pivot in central authorities and props up recess, by prop up the chimeric axle branch 41 that is located in the lift component 4 in the recess to this pivot, and just can dismounting and be installed on rotatably on the lift component 4 with blade receiving plate 3.

This blade receiving plate 3 is by the direction backup of spring 42 to mounting table 1, thus can be between itself and mounting table 1 fixing thin slice.

In addition, according to the mode that can bear at the eccentric position of blade receiving plate 3 perforation blade 5, the installation site of setting on the lift component 4, in addition, according to the mode that the position of bearing blade automatically can be subjected to displacement, the rotating mechanism 100 of the inside of lift component 4 is located in utilization, along with perforation procedure automatically rotates.

Below, with reference to Fig. 7 the rotating mechanism 100 of blade receiving plate 3 is described.

This rotating mechanism 100 by first gear 30 at the back side of being located at blade receiving plate 3, be used for making second gear 35, pressing member 110 of these first gear, 30 rotations, as the spring 120 of elastic component, move horizontally member 130, scotch block member 140 consists of, and is be used to utilizing pressing and pressing and removing and make the mechanism of blade receiving plate 3 rotation predetermined angulars by the second and first gear 35,30 of pressing member 110.

As shown in Figure 8, pressing member 110 by to outstanding press section 111, the outside of lift component 4, make the fastener 112 that locks in the inside of lift component 4 under the outstanding state in press section 111, consisting of with the skew wall section 113 of skewed extension, the spring resettlement section 114 of being located at the inside of press section 111 to inside from fastener 112.

As shown in Figure 4, press section 111 is passed peristome in the outer wall 41 of being located at lift component 4 and is and exposes, by being located at spring 120 in the spring resettlement section 114 to the projected direction backup.

This pressing member 110 is perforated thin slice to mounting table 1 near pressing by lift component 4, in spring 120 compressions, is boosted upward (with reference to Fig. 4 (b)).

Move horizontally member 130 by with the rake 131 of skew wall section 113 sliding-contacts of pressing member 110, extend and be provided with the fastener 132 of start pawl and the spring resettlement section 133 be located at this fastener 132 consists of at head end from rake 131 along continuous straight runs, and be designed to, utilize pressing member 110 to the displacement of internal direction, rake 131 slides in skew wall section 113 under the state that is pressed in the skew wall section 113 of pressing member 110, is subjected to displacement in the horizontal direction thus (with reference to Fig. 9).

Be located at the start pawl in this fastener that moves horizontally member 130 132, it is the member that plays a role as the gear Actuator Division that is used for blade receiving plate 3 is rotated, be designed to, be provided with the direction A that makes blade receiving plate 3 rotation at head end and be roughly the bearing surface 132 at right angle, the skewed face that slips 132b, utilize these two face 132a, 132b to engage disengaging with the second gear 35.

In addition, in spring resettlement section 133, be folded with spring 134, by removing the pressing of pressing member 110, send primary position back to thereby utilize the elastic force of spring 134 will move horizontally member 130.

The second gear 35 is that the start pawl engaging for the fastener 132 by moving horizontally member 130 breaks away from the member that makes 3 rotations of blade receiving plate, as shown in figure 10, by with the top gear part 36 of fastener 132 interlocks that move horizontally member 130, consist of with the below gear part 37 of the first gear 30 interlocks of the back part of being located at blade receiving plate 3.

The radius r of top gear part 36 considers that the position relationship with fastener 132 designs, and the radius R of below gear part 37 considers that the position relationship with the first gear 30 designs.

By formation like this, just can utilize the movement that moves horizontally member 130 to make 3 rotations of blade receiving plate.

And this gear 35 is preferably according to when blade receiving plate 3 is rotated, the mode that bulge 34 is stopped in the position of facing mutually with tubular blade 5, with bulge 34 set the design of state matches ground.

On the other hand, as shown in Figure 7, in the second gear 35, also locking scotch block member 140.

This scotch block member 140 is locked with the second gear 35, utilizes from the engaging of the fastener 132 that moves horizontally member 130 in a side opposite with moving horizontally member 130 breaks away from different phase places, engages disengaging with the second gear 35.

That is, at the leading section of scotch block member 140, be formed with respect to the direction that makes blade receiving plate 3 rotation and be roughly the bearing surface 140a at right angle, the skewed face that slips 140b, slip in the face 140 at this and move along the direction that makes 3 rotations of blade receiving plate.Like this, in the crown of crossing gear 35, the face 36b that bearing surface 140a pushing is opposite with direction of rotation just can make gear 35 stop with the state of 1 tooth pitch that advances thus.

Utilize this formation, by lift component 4 is pressed pressing member 110 near mounting table 1, move horizontally member 130 and will continue to use in the direction that makes blade receiving plate 3 rotation and move, thereby can make 3 rotations of blade receiving plate by the second gear 35 and the first gear 30.

At this moment because pressing member 110 is located at the bottom of lift component 4, and by spring 120 to mounting table 1 backup, therefore extract thin slice out by finishing perforation procedure, just can make pressing member 110 reliably involution arrive primary position.

Like this, by with pressing member 110 reliably involution consist of to primary position ground, the spring that moves horizontally member 130 134 that is in contraction state is extended reliably, can make move horizontally member 130 reliably involution arrive primary position.

Like this, just can in each perforation procedure, make blade receiving plate 3 rotate reliably predetermined angular, can prevent that in addition non-return walks.

The state that the perforator 10 that uses above-mentioned formation is bored a hole thin slice describes.

At first, under the state of Fig. 1 (a), between mounting table 1 and blade receiving plate 3, put thin slice, press lower handle 2.

At this moment, lift component 4 namely approaches with mounting table 1, and under the state of clamping thin slice, pressing member 110 is pressed by mounting table 1.

At this moment, as shown in figure 11 because pressing member 110 boosted to internal direction (among the figure nearby direction), therefore move horizontally member 130 with skew wall section 113 sliding-contacts of pressing member 110 in, along continuous straight runs (A direction among the figure) is mobile.

Utilize this to move horizontally, fastener 132 also along continuous straight runs A moves, and the flank of tooth 36a towards direction of rotation D of the second gear 35 (with reference to Figure 10 (b)) is crushed on the bearing surface 132a of fastener 132, with blade receiving plate 3 rotation half tooth distances.

At this moment, be located at the scotch block member 140 that moves horizontally member 130 opposite sides its slip among the face 140b towards crown slip over flank of tooth 36a towards direction of rotation D.

Along with this scotch block member 140 is crossed towards the crown of the flank of tooth 36a of direction of rotation D, bearing surface 140 will push the face 36b opposite with direction of rotation.

At this moment, the fastener 132 that moves horizontally member 130 slips among the face 132b at it, slides towards crown ground on the flank of tooth 36b opposite with direction of rotation, under the state that has advanced again the half tooth distance, crosses crown, thereby with 1 tooth pitch of the second gear 35 rotations.

Because the second gear 35 that utilizes the engaging of the fastener 132 due to the displacement that moves horizontally member 130 to rotate the half tooth distance has rotated again under the state of half tooth distance in the engaging of the locking pawl 141 that utilizes scotch block member 140, the rotation of blade receiving plate 3 is stopped, therefore can prevent blade receiving plate 3 return.

Be rotated 1 tooth pitch at blade receiving plate 3 like this, bear under the state that the position of tubular blade 5 changes, by handle 2 being pressed, mounting table 1 namely descends with lift component 4 again, utilizes the tubular blade 5 that is equipped under it that thin slice is bored a hole.At this moment, being located in the spring 134 that moves horizontally in the member 130 is the state that is urged contraction.

After thin slice was perforated, by handle 2 is lifted, lift component 4 namely deviated from mounting table 1, thereby can extract the thin slice that has been perforated, yet therefore utilize the elastic force of spring 120 because pressing of 1 pair of pressing member 4 of mounting table is disengaged this moment, and pressing member 4 is got back to primary position.

At this moment, as shown in figure 12, move horizontally member 130 and also get back to primary position because of the elastic force of spring 134, at this moment, by the former horizontal member 130 that is engaging with the second gear 35 and scotch block member 140 are moved along the flank of tooth, and unclamp and the engaging of gear.

Like this, owing to utilize to be used for extract the lever operated of the thin slice that is fixed between mounting table 1 and the blade receiving plate 3, remove the fastening state with the gear that is used for making the rotation of blade receiving plate, utilize and be used for the lever operated of perforate, rotation and the rotation of carrying out quantitatively blade receiving plate 3 stop, and therefore just can rotate reliably predetermined angular in perforation procedure each time.

Like this, owing to can prevent that the position of bearing blade from concentrating on certain position, therefore can improve the durability of blade receiving plate 3.

And, though in the blade receiving plate of present embodiment, protuberance 32 is consisted of as a plurality of bulges 34 that equally spaced arrange, also can be as shown in figure 13, be that the ring portion of convex consists of as the cross section that is consisted of by mild flexure plane.

In addition, although in the present embodiment, make 3 rotations of blade receiving plate by 2 gears 30,35, yet also can utilize 1 gear to make it rotation.

In addition, move horizontally member 130 so long as have the fixing blade receiving plate 3 that makes by removing mounting table 1 and 3 pairs of thin slices of above-mentioned blade receiving plate to mechanism that the direction of rotation is subjected to displacement, then no matter be which kind of formation can, not necessarily need to slide and along continuous straight runs moves by the rake 113 at pressing member 110.

In addition, the rotating mechanism 100 of blade receiving plate 3 also can not have scotch block member 140, can also make it with different mechanisms rotation.

Although in the present embodiment, with the mechanism design of walking of returning that prevents blade receiving plate 3 be, push the flank of tooth of the direction of rotation side of the second gear 35 by the fastener 132 that moves horizontally member 130, and make blade receiving plate 3 rotate the half tooth distances, in the flank of tooth of Return-ing direction side, locked along with the rotation of the second gear 35 by scotch block member 140, and under the state that rotates the half tooth distance, stop the rotation, yet also can utilize other mechanism to prevent that non-return walks.

Among the present invention, also can utilize and manually rotate blade receiving plate 3.

At this moment, in the situation that protuberance 32 is consisted of as a plurality of bulges 34, for when above-mentioned blade receiving plate 3 is rotated, make any one butt of the tubular blade 5 that relatively moves along the perforation direction and above-mentioned bulge 34, mechanism's (for example bulge 34 can be set in the fastener of the position of tubular blade 5) of the control anglec of rotation preferably is set.

In addition, the blade receiving plate 3 that is applicable among the present invention is not limited to be installed in the lift component 4, also can as perforator 10 ' shown in Figure 14, be installed in the mounting table 1.Perforator 10 ' in this situation is by pressing lower handle 2, the tubular blade 5 that is installed on the bottom of lift component 4 namely descends, thin slice on the mounting table 1 is bored a hole, and utilize the protuberance 32 be located in the blade receiving plate 3 chip of will bore a hole to boost to the inside of tubular blade 5, just can make it swimmingly towards the discharge portion from the upper end connection of tubular blade 5.

The industrial possibility of utilizing

In the perforator that the present invention goes for using in all industrial circles.

Claims (1)

1. perforator, it is following perforator (10), namely, put under the state of thin slice at mounting table (1), by operating grip (2) lift component (4) and mounting table (1) are approached, and utilize the tubular blade (5) that runs through described mounting table (1), the thin slice that is fixed between this mounting table (1) and the blade receiving plate (3) is bored a hole, it is characterized in that

Described blade receiving plate (3) is located at lift component (4),

Leading section in described lift component (4), by elastic component (120) pressing member (110) is installed, and what arrange that the backup power along continuous straight runs that utilizes this elastic component (120) is subjected to displacement moves horizontally member (130), described pressing member (110) is pressed described thin slice by described lift component (4) near described mounting table (1)

By removing described mounting table (1) and described blade receiving plate (3) to fixing that thin slice applies, the described member (130) that moves horizontally is subjected to displacement along the direction that makes described blade receiving plate (3) rotation.

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