CN101664937A

CN101664937A - Labor-saving heavy duty punch

Info

Publication number: CN101664937A
Application number: CN200810147569A
Authority: CN
Inventors: 蔡富丞
Original assignee: Apex Mfg Co Ltd
Current assignee: Apex Mfg Co Ltd
Priority date: 2008-09-01
Filing date: 2008-09-01
Publication date: 2010-03-10
Anticipated expiration: 2028-09-01
Also published as: CN101664937B

Abstract

The invention provides a labor-saving heavy duty punch, which comprises a base, a control piece, a first pressing piece, and two punching devices, wherein two ends of the base are respectively provided with a pivot part, and a working table is arranged between two pivot parts; the control piece is pivoted at one end of the base; the other end of the control piece opposite to the base is provided with a control part for a user to press; the control piece is provided with a first chute relative to the base, and is provided with a pressing part adjacent to the base; the first pressing piece is pivoted at one end of the shell opposite to the control piece; one end of the first pressing piece opposite to the base is arranged in the first chute in a sliding way; the first pressing piece and thecontrol piece generate pivotal swing toward opposite directions; a position where the first pressing piece is supported against the first chute is provided with a first sliding pivot for changing a force application arm; the first pressing piece is provided with a pressing part adjacent to the base; and the two punching devices are arranged on the working table, and are respectively pressed by thecontrol piece and the pressing part of the first pressing piece for punching.

Description

Labor-saving heavy duty punch

Technical field

The present invention relates to a kind of puncher, refer to a kind of puncher especially with good labor-saving effect.

Background technology

As People's Republic of China's license number CN2706293Y number " puncher " patent case, it is characterized in that: described puncher also includes a lid that is covered on the pressure arm, a location pivot piece is contained in described clip mechanism, the distal process tool forms one group of sheet of pulling before the pivot piece of described location, its stage casing is provided with a perforation, its rear end forms the stopping surface of other a tool perforation, and described stopping surface the other end forms the fixture block of a U-shaped opening, be installed with a location clip slot between described stopping surface and fixture block, be embedded between described clip slot and fixture block and be positioned with a pipe spreader that protrudes out in the block outer rim; In addition, described start groove is a up-narrow and down-wide conduit mouth, and width of conduit just can hold the logical described bolt slide guide that presses on it, and the notch of conduit is to hold the logical described pipe spreader that presses bolt that is set on down; Described Combining bolt with press bolt and wear jointly in two perforations of described location pivot piece, the tube body of described pipe spreader is stretched the outer rim that is located at fixture block and is supported the side plate ora terminalis that ends at pin joint seat start groove.

Yet, existing puncher only is to punch at diplopore, this diplopore puncher is subject to its external form, makes to obtain enough force arms, and can not reach certain laborsaving effect of pushing, moreover, the distance of two punch positions can't change, and has more increased the restriction of using, and makes with also being merely able at a spot of paper punching, for the problems referred to above, urgently await improving.

Therefore, the present invention's problem of wanting to get rid of or alleviating prior art at least and met with.

Summary of the invention

The technical problem that institute of the present invention desire solves is the above-mentioned disappearance that exists at prior art to provide a kind of labor-saving heavy duty punch, makes the use of puncher more laborsaving, more flexible.

For achieving the above object, the technical solution used in the present invention is:

A kind of labor-saving heavy duty punch is characterized in that, includes:

One base, two ends are established an articulated section respectively, establish a workbench between two articulated sections;

One control piece, be hubbed on an end of described base, described control piece then forms a control part that supplies the user to compress in contrast to the described base other end, and described control piece is established one first chute with respect to base, and the contiguous described base of described control piece has a press section;

One first pressing piece, the end of described base in contrast to described control piece is pivoted, described first pressing piece is slidingly installed in described first chute in contrast to an end of described base, and described first pressing piece and described control piece produce the pivot pendulum in the opposite direction, described first pressing piece and described first chute apical grafting place mutually form first sliding fulcrum that changes force arm, and the contiguous described base of described first pressing piece has a press section;

Two perforating devices are provided in a side of on the described workbench, and two perforating devices are pushed for the press section of described control piece and described first pressing piece respectively and punched.

Compared with prior art, the beneficial effect that has of the present invention is:

1. member of the present invention is simple, and utilizes sliding fulcrum to make force arm more and more longer when drilling operation, to reach the labour-saving effect.

2. three perforating devices of the present invention are separately to push, and more can significantly reduce the application of force.

3. pressing piece of the present invention utilizes pulley to be slidingly installed in the chute of control piece, obtains one and installs easily and non-damageable structure.

4. the second punching piece of the present invention is to change the hole, only need install extension apparatus additional at control piece and can reach the effect of changing punch position.

Description of drawings

Fig. 1 is the stereo appearance figure of labor-saving heavy duty punch of the present invention;

Fig. 2 is the three-dimensional exploded view of labor-saving heavy duty punch of the present invention;

The profile that Fig. 3 is got along the 3-3 hatching of Fig. 1 for the present invention, the expression puncher is the schematic diagram of operation not;

Fig. 4 is the continuity of Fig. 3 of the present invention, the schematic diagram in the expression drilling operation;

Fig. 5 is the continuity of Fig. 4 of the present invention, the schematic diagram that the expression drilling operation is finished;

Fig. 6 changes the hole schematic diagram for labor-saving heavy duty punch of the present invention;

Fig. 7 is the generalized section of Fig. 6;

Fig. 8 is the stereo appearance figure of second embodiment of the invention;

Fig. 9 is the movement state diagram of second embodiment of the invention;

Figure 10 is the movement state diagram of second embodiment of the invention;

Figure 11 is the movement state diagram of second embodiment of the invention;

Figure 12 is the three-dimensional exploded view of third embodiment of the invention;

Figure 13 is the movement state diagram of third embodiment of the invention;

Figure 14 is the movement state diagram of third embodiment of the invention;

Figure 15 is the movement state diagram of third embodiment of the invention.

Description of reference numerals: 10 bases; 11 articulated sections; 111 pivot ears; 112 grooves; 12 workbench; 13 storage tanks; 14 guide holes; 15 locating holes; 20 perforating devices; 21 first punching pieces; 211 spaces; 212 accommodation sections; 213 hold the hole; 22 second punching pieces; 221 spaces; 222 accommodation sections; 223 hold the hole; 224 articulated sections; 23 punching stakes; 231 circular grooves; 232 tips; 24 fasteners; 25 elastic components; 30 control pieces; 31 pivoted holes; 311 limiting sections; 32 control parts; 33 first chutes; 331 stopper sections; 34 second chutes; 341 stopper sections; 35 press sections; 37 fixing holes; 38 extension apparatus; 40 first pressing pieces; 41 pivoted holes; 42 pulleys; 43 press sections; 50 second pressing pieces; 51 pivoted holes; 52 pulleys; 53 press sections; 60 axostylus axostyles; L1, L1 ', L1 " force arm; L2, L2 ', L2 " force arm; The L3 force arm; The S1 adjutage; The S2 adjutage; X1 drag arm; X2 drag arm; X3 drag arm; A first sliding fulcrum; B second sliding fulcrum; The 10a base; The 11a articulated section; The 20a perforating device; The 22a second punching piece; The 30a control piece; 33a first chute; The 35a press section; 40a first pressing piece; The 43a press section; 50a second pressing piece; The 53a press section; The 20b perforating device; The 30b control piece; 33b first chute; 331b first sliding part; 332b second sliding part; The 35b press section; The 351b stopper slot; 40b first pressing piece; The 43b press section; The 431b stopper slot; 44b second chute; 50b second pressing piece; The 53b press section; The 531b stopper slot; The 60b axostylus axostyle.

The specific embodiment

Relevant the technology used in the present invention, means and effect thereof, lift a preferred embodiment now and cooperate graphic detailed description as after, this only for the usefulness of explanation, is not subjected to the restriction of this kind structure in patent application.

With reference to Fig. 1 and Fig. 2, be stereo appearance figure of the present invention and three-dimensional exploded view, the present invention includes a base 10, three perforating devices 20, one control piece 30 and one first pressing piece 40 and one second pressing piece 50, perforating device 20 is installed on the base 10 on demand, control piece 30 articulates with base 10 simultaneously, and two

pressing pieces

40,50 1 ends are connected with base 10 and perforating device 20 respectively, the other end is slidably to withstand on control piece 30 inboards, control piece 30 compresses first pressing piece 40 and carries out drilling operation, can drive described second pressing piece 50 in the process that puncher is pushed and carry out drilling operation.

Base 10 two ends respectively have an articulated section 11, then form a workbench 12 for drilling operation between two ends, articulated section 11 forms a pivot ear 111 that supplies the control piece 30 and first pressing piece 40 to be pivoted respectively, two pivot ears 111 are to be positioned on the workbench 12 same lengthwise positions, articulated section 11 forms a groove 112 with respect to workbench 12 simultaneously, when being placed on perforating device 20 for paper, paper can not blocked in articulated section 11.Form the storage tanks 13 of a depression in the middle of the workbench 12, be provided with in the storage tank 13 several connect described workbench 12 vertically to guide hole 14, and workbench 12 cooperates guide holes 14 that several locating holes 15 are set.

Three perforating devices 20 are located at respectively between storage tank 13 two ends and the two ends, the perforating device 20 at two ends respectively includes one first punching piece 21, another perforating device 20 that is located between the two ends then comprises one second punching piece 22, two first punching pieces 21 are positioned respectively on the locating hole 15 at storage tank 13 two ends, and the second punching piece 22 is located on two first locating holes 15 that punch between the pieces 21, and first, second punching is provided with a punching stake 23 on

piece

21,22, so that the punching effect to be provided, cooperate a fastener 24 and an elastic component 25 to provide the punching stake 23 elastic resets simultaneously.The first punching piece 21 forms the shape of approximate " 9 " word, corral goes out a space 211 and an accommodation section 212, accommodation section 212 has the space that holds paper, the first punching piece 21 vertically the establishing of guide hole 14 of matching one held hole 213, and hold hole 213 penetrate simultaneously in the space 211 with the wall of accommodation section 212.

The second punching piece 22 is roughly identical with the first punching piece 21, the second punching piece 22 has a space 221 equally, an accommodation section 222 and holds hole 223, second the punching piece 22 do not coexist first the punching piece 21 be in, the second punching piece, 22 1 sides have an articulated section 224, and articulated section 224 is identical with second pressing piece 50 that is pivoted with base 10.

Punching stake 23 body portions form a circular groove 231, order punching stake 23 is through at the appearance hole 213,223 of

punching piece

21,22, circular groove 231 is with respect to the position in space 211, and circular groove 231 is arranged on the position in the space 211, elastic component 25 is passed in punching stake simultaneously 23, and elastic component 25 and circular groove 231 be limited in the space 211 equally, and fastener 24 is buckled in the position of circular groove 231, compresses elastic component 25 simultaneously.Two tips 232 are formed on the bottom of punching stake 23, punch paper easily with tip 232 contact paper earlier during punching.

Control piece 30 1 ends are articulated in the articulated section 11 of base 10, control piece 30 forms a pivoted hole 31 with respect to pivot ear 111, simultaneously be through at base 10 and control piece 30 with an axostylus axostyle 60, and control piece 30 is and one is extended a limiting section 311, limiting section 311 can limit the position of pendulum on the control piece 30, and control piece 30 is a control part 32 in contrast to pivoted hole 31 1 ends, relies on to push the relative angle that control part 32 is controlled control piece 30 and base 10.Control piece 30 forms one first chute 33 and one second chute 34 with respect to the medial surface of base 10, second chute 34 and first chute 33 are to be formed in regular turn toward free end by pivoted hole 31 1 ends, first chute 33 and second chute 34 produce sliding relation for two

pressing piece

40,50 1 ends, first chute 33 and second chute, 34 contiguous control part 32 1 ends respectively form a stopper section 331,341, for two

pressing piece

40,50 1 backstop actions.Control piece 30 is convexly equipped with a press section 35 with the end medial surface that base 10 articulates, so that perforating device 20 is pushed punching.

First pressing piece 40 has a pivoted hole 41 with respect to base 10 1 ends, the other end is then established a pulley 42, first pressing piece 40 is hubbed on the end of base 10 in contrast to control piece 30, simultaneously be through at the base 10 and first pressing piece 40, and first pressing piece 40 and control piece 30 are pivoted towards contacted direction each other with an axostylus axostyle 60.The pulley 42 of first pressing piece 40 is slidingly installed in first chute 33 of control piece 30, and the stopper section 331 of pulley 42 constrained control parts 30, makes first pressing piece 40 can not go up pendulum to breaking away from control piece 30.And first pressing piece 40 is convexly equipped with a press section 43 at an end that articulates, so that perforating device 20 is pushed punching.

Second pressing piece 50 is identical with first pressing piece, 40 structures, second pressing piece 50 has a pivoted hole 51, a pulley 52 and a press section 53 equally, second pressing piece 50 is the articulated sections 224 that are hubbed on the second punching piece 22, be through at the second punching piece 22 and second pressing piece 50 with another axostylus axostyle 60 simultaneously, second pressing piece 50 is slidingly installed in second chute 34 of control piece 30, and the stopper section 341 of pulley 52 constrained control parts 30 makes second pressing piece 50 can not go up pendulum to breaking away from control piece 30.And second pressing piece 50 is convexly equipped with a press section 53 at an end that articulates, so that perforating device 20 is pushed punching.

With reference to Fig. 3 to Fig. 5, action diagram for labor-saving heavy duty punch of the present invention, puncher of the present invention is that the control part 32 of pushing control piece 30 makes control piece 30 put with respect to base 10 pivots when using, control piece 30 can allow two

pressing pieces

40,50 to control piece 30 slides within, continue to pressing down, the

press section

35,43,53 of control piece 30 and pressing

piece

40,50 can produce enough strength simultaneously and carry out drilling operation.

When control piece 30 and two

pressing pieces

40,50 compress perforating device 20,

press section

35,43,53 will compress the punching stake 23 of perforating device 20, allow punching stake 23 move down, and utilize tip 232 to break through paper and reach the punching purpose.At this moment, what the elastic component 25 of perforating device 20 was subjected to fastener 24 is compressive state to lower compression, when replying control piece 30, two

pressing pieces

40,50 no longer are controlled compressing of part 30, making 25 elasticity of elastic component of perforating device 20 recover to make fastener 24 to move punching stake 23 up moves, leaves punch position.

Control piece 30 of the present invention is interlock pressing

pieces

40,50, two

pressing pieces

40,50 are slided at first chute 33 and second chute 34 respectively, the pulley 42 of first pressing piece 40 and first chute, 33 connections, be the first sliding fulcrum A of the present invention, and the pulley 52 of second pressing piece 50 and second chute, 34 connections are the second sliding fulcrum B of the present invention.As shown in Figure 3, puncher is when start not, the distance of the control part 32 and the first sliding fulcrum A is the first force arm L1, the distance of the control part 32 and the second sliding fulcrum B is the second force arm L2, and the distance of control part 32 and pivoted hole 31 is the 3rd force arm L3, wherein the length of the 3rd force arm L3 is greater than the length of the second force arm L2 and the length of the first force arm L1 on the control piece 30, and the length of the second force arm L2 (is L3＞L2＞L1) greater than the length of the first force arm L1.Distance at the two ends of first pressing piece 40 of first chute 33 is the first adjutage S1, and be the second adjutage S2 in the distance at the two ends of second pressing piece 50 of second chute 34, the arm of force length of the first adjutage S1 (is S1＞S2) greater than the arm of force length of the second adjutage S2.The drag arm that produced of perforating device 20 on the base 10 is respectively the first drag arm X1, the second drag arm X2 and the 3rd drag arm X3 in addition, so the first force arm L1 passes through the sliding fulcrum A application of force at the first adjutage S1, and the second force arm L2 passes through the sliding fulcrum B application of force at the second adjutage S2, because L3＞L2＞L1 and S1＞S2, so the application of force is when the control part 32 of control piece 30, can produce the strength that equates approximately to three perforating devices 20, reach a quite stable and the labour-saving effect.

When carrying out drilling operation, as Fig. 4 and shown in Figure 5, the distance of the first force arm L1 is elongated gradually by L1 to be L1 ' and L1 "; and the distance of the second force arm L2 is by elongated gradually L2 ' of L2 and L2 ", utilizes the more and more longer and labour-saving purpose more and more when reaching punching of first force arm, and can significantly promote operating efficiency, moreover, labor-saving heavy duty punch of the present invention is simple in structure, and member is few, more can effectively reduce production costs.

Please refer to Fig. 6 and Fig. 7, for labor-saving heavy duty punch of the present invention changes the hole schematic diagram, the storage tank 13 of described base 10 cooperates the second punching piece 22 to establish two guide holes 14, can change the hole for the second punching piece 22, and control piece 30 is provided with two fixing holes 37 at second chute, 34 contiguous first chute, 33 1 ends, fixing hole 37 is to set firmly an extension apparatus 38, changes the effect that leans behind the hole for second pressing piece 50 1 that is located at second chute 34, to reach the effect of changing position, puncher hole.

Please refer to Fig. 8 to Figure 11, stereo appearance figure and movement state diagram for second embodiment of the invention, second embodiment is roughly identical with first embodiment, it is characterized in that, the second pressing piece 50a is pulled by the elastic top of perforating device 20a and is the shape that dangles, and the length of the second pressing piece 50a is less than the length of the second punching piece 22a to base 10a articulated section 11a, and control piece 30a only forms one first chute 33a with respect to base 10a medial surface, establish for the first pressing piece 40a is sliding, after the first pressing piece 40a slides into the first chute 33a stage casing, the first pressing piece 40a begins to compress the second pressing piece 50a, make the second pressing piece 50a can receive the more component that compresses downwards, the more important thing is, be formed with spacing between the press section 35a of control piece 30a and perforating device 20a, make that three perforating device 20a are by the first pressing piece 40a, control piece 30a, second pressing piece 50a order compresses perforating device 20a in regular turn, and three perforating device 20a more can significantly reduce the application of force for pushing respectively.Wherein press section 35a, 43a, the 53a of control piece 30a, the first pressing piece 40a and the second pressing piece 50a are embodied as pulley, with the friction of minimizing with perforating device.

With reference to Figure 12, three-dimensional exploded view for third embodiment of the invention, the 3rd embodiment is roughly identical with second embodiment, it is characterized in that, the second pressing piece 50b and the first pressing piece 40b are rightabout pivot pendulum, and the second pressing piece 50b can be slidingly installed in one second chute 44b of the medial surface of the first pressing piece 40b, the first chute 33b of control piece 30b has the one first sliding part 331b and the second sliding part 332b, supply two pressing piece 40b respectively, first section that 50b does not join and two pressing piece 40b, the second section cunning that 50b joins is established, the radian of the second sliding part 332b is big than the radian of the first sliding part 331b, the strength of pushing for the second section increase, and control piece 30b, the press section 35b of the first pressing piece 40b and the second pressing

piece

50b, 43b, 53b respectively has the stopper slot 351b of a restriction pivot pendulum position, 431b, 531b, and wear stopper slot 351b with an

axostylus axostyle

60b, 431b, 531b and perforating device 20b push.

With reference to Figure 13 to ten five, movement state diagram for third embodiment of the invention, when operation control piece 30b pushes, the press section 43b of the first pressing piece 40b at first compresses perforating device 20b, after the first pressing piece 40b touches the second pressing piece 50b, the second pressing piece 50b compresses perforating device 20b subsequently, and control piece 30b compresses perforating device 20b at last, wherein the stopper slot 531b of control piece 30b is L-shaped, so stopper slot 531b can not compress perforating device 20b when the vertical section moving part.The present invention utilizes mutual relative lever principle to give full play to the labour-saving effect, adds three perforating device 20b for pushing respectively, more can significantly reduce the application of force, and reality is one to have the invention of progressive.

Can summarize the present invention with regard to the above and have following advantage:

1. " labor-saving heavy duty punch " of the present invention utilizes sliding fulcrum that force arm is more come when drilling operation More long, to reach the labour-saving effect.

2. " labor-saving heavy duty punch " of the present invention, three perforating devices on the labor-saving heavy duty punch are can Separately press, more can significantly reduce the application of force.

3. " labor-saving heavy duty punch " of the present invention, wherein said pressing piece is slidingly installed in the chute of control piece, Obtaining one installs and non-damageable structure easily.

4. " labor-saving heavy duty punch " of the present invention, the wherein said second punching piece is to change the hole, only Need to install extension apparatus additional at control piece and can reach the effect of changing punch position.

More than explanation is for the purpose of the present invention just illustrative, and nonrestrictive, those of ordinary skills Understand, in the situation that does not break away from the spirit and scope that claim limits, can make many modifications, variation Or equivalence, but all will fall within protection scope of the present invention.

Claims

1. a labor-saving heavy duty punch is characterized in that, includes:

2. labor-saving heavy duty punch according to claim 1, it is characterized in that: one second pressing piece and a perforating device that cooperates with described second pressing piece further are pivoted between the described base two ends, can drive described second pressing piece in the process that puncher is pushed and carry out drilling operation, the contiguous described base of described second pressing piece has the press section of pushing described perforating device.

3. labor-saving heavy duty punch according to claim 2, it is characterized in that: described control piece forms one second chute between described first chute and described base, described second pressing piece is slidingly installed in described second chute in contrast to an end of described base, described second pressing piece and described control piece produce the pivot pendulum in the opposite direction, described second pressing piece and described second chute apical grafting place mutually form second sliding fulcrum that changes force arm, and described second pressing piece is to be compressed by described control piece to carry out drilling operation.

4. labor-saving heavy duty punch according to claim 3, it is characterized in that: described control piece is by the length of the force arm of described control part to the first sliding fulcrum length greater than the force arm of described control part to the second sliding fulcrum, and the length of the force arm of described control part to the second sliding fulcrum is greater than the length of described control part to the force arm of described control piece press section, the length of described first pressing piece is greater than the length of second pressing piece, contiguous described control part one end of described second chute is established a fixing hole, dismountable installing one extension apparatus of described fixing hole, change described second pressing piece of Kong Weiyu for described perforating device and cooperate sliding establishing, contiguous described control part one end of described first chute and described second chute respectively forms a stopper section, for the first and second pressing piece backstop action.

5. labor-saving heavy duty punch according to claim 2, it is characterized in that: described second pressing piece produces the pivot pendulum in the opposite direction with described control piece and does not contact, second pressing piece is the shape that dangles, described second pressing piece is to be compressed by described first pressing piece to carry out drilling operation, the length of described first pressing piece is greater than the length of second pressing piece, and the length of described second pressing piece is less than the length of its articulated section to described base articulated section.

6. labor-saving heavy duty punch according to claim 2, it is characterized in that: described second pressing piece and described first pressing piece produce the pivot pendulum in the opposite direction, first pressing piece forms one second chute with respect to described second pressing piece, described second chute is established in contrast to an end cunning of described base for described second pressing piece, described second pressing piece and described first pressing piece apical grafting place mutually form second sliding fulcrum that changes force arm, and described first pressing piece compresses described second pressing piece and carries out drilling operation, described first chute has one first sliding part and one second sliding part, the section that does not join for two pressing pieces and two pressing pieces section cunning of joining is established respectively, described second pressing piece is the shape that dangles, and described second pressing piece is not contacted with described first pressing piece.

7. labor-saving heavy duty punch according to claim 2, it is characterized in that: described perforating device comprises a punching piece, an one punching stake and a fastener, described punching piece forms a space and an accommodation section, described punching stake is placed through described punching piece and passes an elastic component that is located at described space, described fastener fastens the punching stake, described fastener and described elastic component are limited in the space simultaneously, the perforating device that cooperates with described second pressing piece on the described base is established an articulated section, is articulated in the articulated section of described perforating device for described second pressing piece.

8. labor-saving heavy duty punch according to claim 1, it is characterized in that: contiguous described control part one end of described first chute forms a stopper section, for the described first pressing piece backstop action, a limiting section is established in described control piece and described base articulated section.

9. labor-saving heavy duty punch according to claim 2 is characterized in that: each tool one stopper slot of the press section of control piece, described first pressing piece and described second pressing piece, and to control the punching order of these perforating devices.

10. according to claim 1,2,3,5 or 6 described labor-saving heavy duty punch, it is characterized in that: the storage tank that forms a depression in the middle of the described workbench, described storage tank is for described perforating device installing, and establish several guide holes on the described storage tank, be fixed on the described workbench for the perforating device selectivity.