CN2593983Y

CN2593983Y - Artistic knife with automatically replaceable edge

Info

Publication number: CN2593983Y
Application number: CN 02266103
Authority: CN
Inventors: 邬岳伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-08-06
Filing date: 2002-08-06
Publication date: 2003-12-24
Anticipated expiration: 2012-08-06

Abstract

The utility model relates to an artistic knife with automatically exchanged blades, which can scrape and cut thicker paper boards and thin wood plates. The inner part of the utility model is provided with spare blades, and the blades can be automatically exchanged quickly. The use is safe and reliable. A switch is fixed a knife seat through an elastic sheet which is connected with the switch, and a lock sheet with a lock catch is fixed on the knife seat with the blade to form a blade frame. The blade frame is arranged in a slid slot with a back rubber sheet cover, and a blade exchange device is fixedly connected with a front cover with a locking key and the spare blades into a whole. The front cover also comprises a cover plate with a slide fastener and a spring, and the spare blades are arranged in the hollow cavity of the inner wall of the front cover under the cover plate and matched with a positioning device round the hollow cavity and a blade frame to form the blade exchange device. The spare blades are arranged in the hollow cavity of the front cover, so the hollow cavity of a shell is fully utilized. The structure is compact, and the size is small. The blades can be automatically pushed out one piece by one piece for exchanging and using, so the use is convenient, and the exchange is quick. Magnet is also arranged on the blade frame and the back cover, so the blades can always be sucked firmly. The artistic knife works at any position, and the blades can not be loosened and moved. The utility model provides the market with a new species.

Description

The cutter of automatic tool changer

Technical field

The utility model relates to a kind of heavy cutter, particularly a kind ofly can draw, cut than millboard and veneer and use, in keep spare blade, can change blade rapidly automatically again, and cutter safe in utilization, reliable automatic tool changer.

Background technology

Because of heavy cutter is usually used in the thicker material of cutting, so blade is easily blunt, perishable, need often to change blade, 01238532.8 " cutter with automatic tool changer function " is though the energy automatic tool changer, but it is that monolithic construction, part are more, also is not suitable for the thicker material of cutting.

02215058.7 " heavy cutter " is though be the branch body structure that spare blade is arranged, can cut thicker material, but can't change blade automatically, also need with the cutter box of spare blade is housed, move to outside the handle of a knife during use by moving knife box switch, from box, take out blade, put into handle of a knife from knife-edge part again and use, its structure is simple not enough, uses also inconvenient.

Summary of the invention

Technical problem to be solved in the utility model is: a kind of cutter of automatic tool changer is provided, can changes blade automatically, cut thicker material, increase a kind of safe new varieties simple in structure, easy to use for market.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: the cutter of automatic tool changer is fixed on the tool rest by connected shell fragment by switch, the locking plate of button with lock is fixed on the tool rest of band blade and constitutes blade holder, be installed in chute interior and the blade exchange apparatus and band locking key of band sheet rubber bonnet, the protecgulum of spare blade is fixedly connected into whole the composition, also comprise the band slide fastener on the described protecgulum, the cover plate of spring, described blade exchange apparatus is placed in the cavity of protecgulum inwall under the cover plate by spare blade, and cooperates composition with the positioner and the blade holder of cavity periphery.

Compared with prior art, advantage of the present utility model is: because of opening cover plate, spare blade is placed in the protecgulum inwall cavity, make full use of shell space, so compact conformation, volume are little, described positioner is the positioning bar on limit, protecgulum cavity two side and alignment pin, the press strip on the chute and the slide plate on chute limit, only utilizing the difference of alignment pin, two positioning bar end faces height is a blade thickness, and cooperate with blade holder and to constitute exchange apparatus, it is simple in structure, but being released automatically for transposing, blade a slice a slice uses, easy to use.Slide plate also is installed on the bonnet, make blade be close to all the time that slide plate moves, resistance is little, move rapidly, and magnet is housed also on blade holder and the bonnet, all the time suck blade, in what position work regardless of cutter, blade can not become flexible, the moving influence cutting, safe in utilization, reliable, for market provides new varieties.

Description of drawings

Fig. 1. structural representation of the present utility model;

Fig. 2. the rearview of Fig. 1;

Fig. 3. Fig. 1 takes away the structure of cover plate schematic diagram;

Fig. 4. Fig. 1 takes away the structural representation of protecgulum;

Fig. 5. the front-cover structure schematic diagram;

Fig. 6. the blade holder structural representation.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Cover plate 5 outer surfaces are close to the anti-slip rubber of being with through hole, and slide fastener 6 is installed in the through hole, and lower limb has two projections, and rivet clasp is connected with the base plate 27 of spring 26 on the inner surface boss.

Protecgulum 7 is made by zinc alloy material, outer surface upper end oval-shaped groove is embedded with locking key 3, there is cavity the centre, the

positioning bar

10,15 that cooperates band inclined-plane convex tendon with blade 1 is arranged on the cavity two side, and convex tendon 24 on the positioning bar 15 and stairstepping end face are than the thickness of alignment pin 12 high a slice blades 1 on positioning bar 10 and upper side wall limit.Upper side wall is the top of chute 13, and alignment pin 12 is arranged on its side, and the press strip 25 of a projection is arranged near chute 13 top edges at alignment pin 12 places.The slide plate 28 that is fixed in the inner wall groove with two breach is arranged on the lower wall limit, there is the breach on two band inclined-planes inwall one termination, there are the joint pin 23 of band screw and the cylinder of band through hole in the termination in addition, top edge has seam 21, seam 21 lower limbs have uniform stepping groove 22, two projections on its edge of cover plate 5 usefulness are embedded in two breach on the slide plate 28, and mobile slide fastener 6 is buckled on protecgulum 7 inwalls its end and connects into integral body, as Fig. 1, shown in Figure 5.

Bonnet 9 is made by zinc alloy material, the embedded subsides anti-slip rubber of outer surface intermediate groove sheet 8, there is the

projection

2,2 on arcuate zone inclined-plane ' cooperate with corresponding breach on the protecgulum 7 on both sides, inwall one termination, there is the cylinder of band through hole, shoulder hole the termination in addition, top edge has corresponding seam 21, stepping groove 22, there is chute 13 centre, and to be fixed with an end on chute 13 bottom surfaces and to be rectangle, an end be rectangular and the reed 11 that upwarps, and the open tubular column on the lower limb bottom surface is embedded with magnetic patch 14.

Blade holder 19 is passed through connected shell fragment 18 by switch 4, rivet clasp is on the upper surface of tool rest 20, the end rivet clasp that through hole sheet locking plate is arranged is on an end of the rear surface of tool rest 20, other holds top edge that the snap close 16,17 of the two long and short bendings vertical with locking plate is arranged, the rectangular through-hole that snap close 16,17 passes respectively on the tool rest 20, rectangular through-hole is other also to be embedded with little magnetic patch 29, tool rest 20 front surfaces one end has the sloping platform 30 that exceeds a slice blade thickness, sloping platform 30 limits cooperate with blade 1 form.

The blade holder 19 of band blade 1 is put into chute 13 on the bonnet 9, the protecgulum 7 that will be embedded with locking key 3 again covers on bonnet 9, pass in the screw 23 that through hole on the bonnet 9 is fixed on protecgulum 7 with screw and to connect into whole cutter, in the cavity of protecgulum 7, deposit spare blade 1 then, breach on the spare blade 1 cooperates with alignment pin 12, a side of being close to spare blade 1 is held in upwarping of reed 11, the edge of a knife is pasting slide plate 28, two hypotenuses of blade 1 and positioning

bar

10,15 cooperate, at last cover plate 5 is covered positioning bar 10 at protecgulum 7, on 15, the slide fastener 6 that moves up makes on its inwall that latches in protecgulum 7, and cutter is assembled into.

During use, as long as with the outside pull switch 4 of hand, before blade 1 shifted onto, bonnet 7, just can use outside 9, if will change blade 1, only with hand is pressed locking key 3 downwards, the end of locking key 3 touches the snap close 17 on the blade holder 19, it is moved down, driving snap close 16 simultaneously moves down, make it break away from the snap close that contacts with blade 1, with hand blade 1 is taken out outward, just can take out blade 1, with hand switch 4 is moved backward then, up to blade 1 place, move to the end by reed 11 again, at this moment a nethermost spare blade 1 just drops on the surface of blade holder 19 tool rests 20, and cooperate with sloping platform 30, again switch 4 is moved forward, when protruding press strip 25 places on the upper hopper chute 13 that moves to alignment pin 12 limits, its protruding press strip 25 with snap close 17 to pressing down, then snap close 16 also moves down, and makes that spare blade 1 is unobstructed to be passed through above it smoothly, and snap close 16 ejects to the indentation, there on the spare blade 1 then, make spare blade 1 location, switch 4 moves forward blade holder 19 and just is being with spare blade 1 to move forward, and for using, reaches the purpose of automatic tool changer outside spare blade stretches out cutter.

Because of alignment pin 12, positioning bar 10 highly the same, positioning bar 15 height long blade 1 thickness only, so the end of alignment pin 12, positioning bar 10 is not run into nethermost a slice spare blade 1, one gap blade is arranged, have only the ladder end face of positioning bar 15 and the end that convex tendon can be run into bottom a slice spare blade 1, and stop that it moves backward, so only allow a blade to pass through forward, promptly blade is that a slice, a slice are carried transposing outward.

Claims

1. the cutter of an automatic tool changer, be fixed on the tool rest (20) by connected shell fragment (18) by switch (4), button with lock (16), (17) locking plate is fixed on the tool rest (20) of band blade (1) and goes up formation blade holder (19), be installed in chute (13) interior and the blade exchange apparatus and band locking key (3) of band sheet rubber (8) bonnet (9), the protecgulum (7) of spare blade (1) is fixedly connected into whole the composition, it is characterized in that also comprising on the described protecgulum (7) band slide fastener (6), the cover plate (5) of spring (26), described blade exchange apparatus is placed under the cover plate (5) by spare blade (1), in the cavity of protecgulum (7) inwall, and cooperate composition with the positioner and the blade holder (19) of cavity periphery.

2. cutter according to claim 1 is characterized in that cover plate (5) outer surface is close to the anti-slip rubber of being with through hole, and slide fastener (6) is installed in the through hole, and lower limb has two projections, and rivet clasp is connected with the base plate (27) of spring (26) on the inner surface boss.

3. cutter according to claim 1, it is characterized in that blade holder (19) by switch (4) by connected shell fragment (18), rivet clasp is on the upper surface of tool rest (20), the end rivet clasp that through hole sheet locking plate is arranged is on an end of the rear surface of tool rest (20), other holds top edge that two length vertical with locking plate are arranged, the snap close (16) of short bending, (17), snap close (16), (17) pass rectangular through-hole on the tool rest (20) respectively, the other little magnetic patch (29) that also is embedded with of rectangular through-hole, tool rest (20) front surface one end has the sloping platform (30) that exceeds a slice blade thickness, sloping platform (30) limit cooperate with blade (1) form.

4. cutter according to claim 1, it is characterized in that protecgulum (7) made by zinc alloy material, outer surface upper end oval-shaped groove is embedded with locking key (3), there is cavity the centre, the positioning bar (10) that cooperates band inclined-plane convex tendon with blade (1) is arranged on the cavity two side, (15), and convex tendon (24) on the positioning bar (15) and stairstepping end face are wanted the thickness of high a slice blade (1) than the alignment pin (12) on positioning bar (10) and upper side wall limit, upper side wall is the top of chute (13), alignment pin (12) is arranged on its side, chute (13) top edge that close alignment pin (12) is located has the press strip (25) of a projection, the slide plate (28) that is fixed in the inner wall groove with two breach is arranged on the lower wall limit, there is the breach on two band inclined-planes inwall one termination, there are the joint pin 23 of band screw and the cylinder of band through hole in the termination in addition, top edge has seam (21), and seam (21) lower limb has uniform stepping groove (22).

5. cutter according to claim 1 is characterized in that cover plate (5) is embedded in two breach on the slide plate (28) with two projections on its edge, and mobile slide fastener (6) is buckled on protecgulum (7) inwall its end and connects into integral body.

6. cutter according to claim 1, it is characterized in that bonnet (9) made by zinc alloy material, the embedded subsides anti-slip rubber of outer surface intermediate groove sheet (8), there is the projection (2) on arcuate zone inclined-plane on both sides, inwall one termination, (2) ' go up corresponding breach with protecgulum (7) to cooperate, there is the band through hole termination in addition, the cylinder of shoulder hole, top edge has corresponding seam (21), stepping groove (22), there is chute (13) centre, being fixed with an end on chute (13) bottom surface is rectangle, one end is rectangular and the reed (11) that upwarps, and the open tubular column on the lower limb bottom surface is embedded with magnetic patch (14).

7. cutter according to claim 1, it is characterized in that positioner by positioning bar (10), (15) on protecgulum (7) the middle cavity two side, the alignment pin (12) on upper side wall chute (13) limit, the press strip (25) on the chute (13) and the slide plate (28) on the lower wall are formed.