TW201345682A - Hole punching machine - Google Patents

Abstract

The invention provides a hole punching machine comprising a base made of a plastic material; placement slots capable of providing edges of documents to insert therein disposed on the base; an upper lid made of the plastic material and pivoted to the base; two punches disposed on the base and capable of being driven by the upper lid to vertically move relative to the base, where the two punches are disposed to a pivoting point between the base and the upper lid and openings of the placement slots; and at least a restoring spring disposed between the base and the upper lid; thereby composing a hole punching machine that has a reverse fulcrums and is easy to assemble and manufacture.

Description

hole puncher

The invention relates to a punching machine, in particular to a trans-fulcrum punching machine which is easy to process.

Referring to FIG. 9 , the conventional punching machine mainly has an upper cover 62 pivoted on a base 60, a pivoting point 64 is formed between the base 60 and the upper cover 62, and two upper and lower covers 62 are disposed on the base 60. The punch 66, when the user inserts the document into the insertion groove 68 formed on the base 60, presses the upper cover 62 to pivot the upper cover 62 relative to the bottom cover 60 and pushes the punch 66 so that the punch 66 passes through the document. Punch the document for the user to store the document in a storage stationery such as a binder.

However, the existing punching machine is mainly made of metal, so that it is not only heavy in weight, but also requires subsequent processing procedures such as drilling, painting, etc. in the manufacturing process, which is cumbersome and inconvenient in manufacturing, and existing punching. Most of the machine is a forward fulcrum structure in which the paper feeding direction and the pivoting point 64 are on the same side with respect to the punching position 66. Therefore, when the user applies the force to punch the hole, the base 60 and the upper cover 62 of the punching machine are easily made. The intermediate pivoting point 64 is subjected to the upward reaction force, so that the insertion groove 68 of the existing punching machine is liable to be subjected to an upwardly expanding deformation state due to the upward reaction force, and the amount of the cut paper allowed under the deformation and breaking force is allowed. Relatively few, there is considerable inconvenience and lack of use.

In addition, the Japanese Patent Application No. 06-344298 "Porous Punch" patent case (hereinafter referred to as the reference case) discloses a punching machine with a trans-fulcrum, and the trans-fulcrum punching machine of the reference case can be overcome. Existing positive fulcrum punching machine It is missing, but its overall structure is quite complicated, and most of the components are metal structures. At the time of manufacture, subsequent processing procedures such as electroplating, painting and drilling are still required, so the overall manufacturing cost is still high.

Therefore, the present inventors have finally developed an inventor who can improve the existing defects, in view of the lack of structure and use of the existing punching machine, through continuous research and experimentation.

The main object of the present invention is to provide a punching machine which can achieve the purpose of simplifying the overall structure and manufacturing process, thereby reducing the overall production cost.

In order to achieve the above object, the present invention mainly provides a punching machine, comprising: a base made of a plastic material, wherein the base is provided with a loading slot into which a file is inserted, and the loading slot has a An upper cover made of a plastic material, the upper cover is pivotally connected to the base, and has a pivot point between the upper cover and the base; and the two are disposed on the base to be movable by the upper cover and move up and down relative to the base a punch, the two punches are disposed between the pivot point and the opening of the insertion slot; and at least one return spring disposed between the base and the upper cover.

According to the above technical means, the present invention can appropriately reduce the number of puncher members, simplify the overall structure, and the punching machine of the present invention has a reverse fulcrum structure, thereby not only reducing the space between the base and the upper cover. The pivoting point receives the upward reaction force, reduces the deformation of the insertion groove, and increases the number of documents that can be punched, and allows the bottom cover, the upper cover and the punch holder to be made of plastic material. To reduce the overall weight and After the completion of the manufacture of each component, it is not necessary to carry out subsequent operations such as electroplating, painting or drilling, and the assembly can be completed, so that the manufacturing process of the overall punching machine can be simplified, and the overall manufacturing cost can be reduced.

The present invention provides a punching machine, please refer to FIG. 1 to 3. As can be seen from the figure, the punching machine of the present invention mainly comprises a base 10, an upper cover 20, two punches 30 and at least one reply. Spring 40.

4 and 5, the base 10 is made of a plastic material, and includes a body 12, a bottom cover 14, two receiving seats 15 and two punch holders 16, and the base 12 can be Any of the possible geometric shapes, such as a circular shape, a square shape, and the like, and the bottom of the base 12 may be hollowly recessed to form an accommodating space 122. The bottom cover 14 is detachably covered on the bottom surface of the base 12 to close the accommodating space 122. The accommodating space 122 can be used to accommodate the shards that are cut after the punching of the document. The two accommodating seats 15 are connected to the top surface of the base 12 and are opposite to each other. The bottom surface of the two receiving seats 15 and the base 12 A gap is formed between the top surfaces, and a receiving slot 13 is formed between the two receiving seats 15 and the base 12 for inserting a file therein. The insertion slot 13 has an opening for the document to be placed. The top surface of the body 12 is provided with two punch holes 124 respectively opposite to the two receiving seats 15 and communicating with the accommodating space 122.

The two punch holders 16 are respectively fixed in the accommodating seat 15, and the two punch holders 16 are also made of a plastic material, and a punching holder 16 is respectively disposed on the two punch holders 16. The punching holes 162, and the punching holes 162 are respectively opposite to the punching holes 124 corresponding to the base 10, and the opposite sides of the punching seat 16 can be laterally recessed with a correspondingly inserted groove. 13 opposite and connected files are placed 164.

The upper cover 20 is also made of a plastic material. The upper cover 20 is pivotally connected to the base 10. The upper cover 20 and the base 10 have a pivot point 18, wherein at least one end of the upper cover 20 can be at least A pivot 21 is pivotally connected to the base 10 and inclined with respect to the base 10, and the pivot point 18 is formed by the at least one pivot 21. Preferably, the upper cover 20 is pivotally connected to the two receiving portions. The cover 15 is different from the other end of the insertion groove 13. The upper cover 20 can be composed of a cover 22 and a cover piece 24. The cover 22 is pivotally connected to the base 10 by a pivot 21, and the cover 22 is A slot 222 extending through the cover seat 22 may be disposed at an intermediate position, and the cover sheet 24 is disposed on the other side of the cover seat 22 opposite to the base 10, and a slope is recessed at a middle position of the top surface of the cover sheet 24. The accommodating groove 242 can be disposed on the upper cover 20 by the accommodating groove 242, and is formed on the upper cover 20 as shown in FIG. There is a stationery receptacle that can pass through the slot 222. Therefore, a stationery receptacle 244 is formed on the bottom surface of the receiving slot 242, and can be used to accommodate a needle or a staple. And other small stationery, those shown in FIG. 8, to thereby allow the punch is provided with other functions except punctured to improve the usefulness of the punch.

The two punches 30 are made of metal material, and are respectively movably inserted into the punch holes 162 of the two punch holders 16, so that the two punches 30 are disposed between the base 10 and the upper cover 20. The point 18 is placed between the opening of the slot 13 and the punch of the present invention is in the form of a reverse fulcrum, and the top ends of the two punches 30 are threaded out of the punch hole 162 and opposite to the bottom surface of the upper cover 20, In order to enable the punch 30 to move stably in the punch hole 162, two longitudinal guiding holes 152 are respectively disposed on the two sides of the two receiving seats 15 of the base 10, and are respectively laterally disposed on the two punches 30. The setting has one end that can be slidable The guiding rod 32 is disposed in the guiding hole 152. The two ends of the guiding rod 32 can also be connected to the upper cover 20. By the arrangement of the guiding rod 32 and the guiding hole 152, the two punches 30 can be stably The punch hole 162 moves up and down.

In addition, the base 10 can also be in the form of a punchless fixing base 16. In this case, the upper and lower walls of the two receiving seats 15 of the base 10 can be respectively formed between the two punches 30. The two punches 30 can also be stably moved up and down with respect to the base 10.

The at least one return spring 40 is disposed between the base 10 and the upper cover 20 to provide a resilient force for returning the upper cover 20 to the original position. The number of the return springs 40 may be one and may be a torsion spring. The spring 40 is disposed at a pivotal point between the base 10 and the upper cover 20. Preferably, the return spring 40 is sleeved on the pivot 21 of the pivotal connection base 10 and the upper cover 20, and the return spring 40 The bottom portion of the return spring 40 is formed with an abutting portion 42 that abuts against the top surface of the base 10, and the two ends of the return spring 40 abut against the upper cover 20. Bottom surface.

In use, please refer to FIG. 6 to insert an edge of the document from the insertion slot 13 of the base 10 and opposite the two punches 30, so that the upper cover 20 is further pressed to pivot the upper cover 20 relative to the base 10, thereby borrowing The punch hole 162 of the punch holder 16 is pushed downward by the upper cover 20 to punch the hole out of the document by the punch 30, and the punched debris on the document is punched through the base 10. The sub-perforation 124 enters the accommodating space 122 of the base 10. After the user releases the upper cover 20, the upper cover 20 can be pivoted back to the original position by the elastic force of the return spring 40, and through the guiding rod 32 connected to the upper cover 20. The punch 30 is moved upward to wait for the next punching operation.

Therefore, the number of components of the punching machine of the present invention can be appropriately reduced, and at the same time, since the punching machine of the present invention has a structural form of a trans-supporting point, not only the pivoting point 18 between the base 10 and the upper cover 20 can be reduced. The upward reaction force effectively reduces the deformation of the insertion groove 13 and increases the number of documents that can be allowed to be punched under the deformation and destruction force of the punching machine, so the bottom cover 10, the upper cover 20 and the punch holder 16 and other structures can be made of plastic materials, so the overall weight is light, and after the completion of the manufacture of each component, subsequent operations such as electroplating, painting or drilling can be performed, and the assembly can be completed. The sub-mount 16 ensures that the punch hole 162 is linearly opposed to the punch hole perforation 124 on the base 10, and is easy to mold-opening, which simplifies the manufacturing process of the puncher as a whole and reduces the overall manufacturing cost.

It is apparent that the various modifications and changes can be made without departing from the spirit and novel concept of the invention, and the specific embodiments disclosed herein are not intended to limit the invention. All modifications in the scope of the appended patent application.

10‧‧‧Base

12‧‧‧ body

122‧‧‧ accommodating space

124‧‧‧ punch piercing

13‧‧‧Into the slot

14‧‧‧ bottom cover

15‧‧‧容座

152‧‧‧ Guide hole

16‧‧‧Clip holder

162‧‧‧ punch hole

164‧‧‧ document entry

18‧‧‧ pivot point

20‧‧‧Upper cover

21‧‧‧ pivot

22‧‧‧ Cover

222‧‧‧through slot

24‧‧‧ Cover

242‧‧‧ accommodating slots

244‧‧・Stationary trough

30‧‧‧Chongzi

32‧‧‧ Guide rod

40‧‧‧Return spring

42‧‧‧Abutment

60‧‧‧Base

62‧‧‧Upper cover

64‧‧‧ pivot point

66‧‧‧Chongzi

68‧‧‧Into the slot

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view of a punching machine of the present invention.

Figure 2 is a perspective exploded view of the punching machine of the present invention.

Figure 3 is a side view of the punch of the present invention.

Figure 4 is a partial cross-sectional view of the present invention taken along line 4-4 of Figure 3.

Figure 5 is a partial cross-sectional view of the present invention taken along line 5-5 of Figure 3.

Figure 6 is a partial cross-sectional view showing an embodiment of the operation of the present invention.

FIG. 7 is a perspective view of the present invention for accommodating a positioning smart phone.

Fig. 8 is a perspective view of a small stationery for accommodating a paper clip or the like according to the present invention.

Figure 9 is a schematic view showing the operation of the conventional forward fulcrum punching machine.

10‧‧‧Base

12‧‧‧ body

13‧‧‧Into the slot

14‧‧‧ bottom cover

15‧‧‧容座

16‧‧‧Clip holder

20‧‧‧Upper cover

22‧‧‧ Cover

24‧‧‧ Cover

242‧‧‧ accommodating slots

244‧‧・Stationary trough

Claims (20)

A punching machine comprising: a base made of a plastic material, wherein the base is provided with an insertion groove into which a document is inserted, the insertion groove has an opening; and a cover made of a plastic material The upper cover is pivotally connected to the base, and has a pivot point between the upper cover and the base; the two punches are disposed on the base to be movable by the upper cover and move up and down relative to the base, the two punches The sub-system is disposed between the pivot point and the opening of the insertion slot; and at least one return spring is disposed between the base and the upper cover to provide an elastic force for returning the upper cover to the original position. The punching machine of claim 1, wherein the base comprises: a body; and two receiving seats are connected to the top surface of the base body and are linearly opposed to each other, the bottom surfaces of the two receiving seats and the seat body A gap is formed between the top surfaces, and the insertion groove is formed between the two receiving seats and the seat body. The punching machine of claim 2, wherein the base further comprises two punch holders respectively fixed in the two receiving seats, wherein the two punch fixing seats are made of a plastic material, Each of the two punch holders is provided with a punch hole penetrating through the opposite punch holder, and a document is disposed transversely to the bottom surface of each of the punch holders and is opposite to the opposite slot. The inlets and the two punches are respectively disposed in the two punch holes of the two punch holders. The punching machine of claim 3, wherein the bottom of the base body has a hollow recess shape to form an accommodating space, and the base further comprises a separable portion. a bottom cover that covers the bottom surface of the base body and closes the accommodating space, and a top surface of the base body is provided with two punching holes respectively opposite to the two accommodating seats and communicating with the accommodating space. The two punch holes of the two punch holders are respectively opposite to the corresponding punch piercing lines on the base. A punch as described in claim 2, 3 or 4 wherein the seat system is circular. The punching machine of claim 5, wherein one end of the upper cover is pivotally connected to the base by at least one pivot and is inclined with respect to the base, so that the at least one pivot constitutes the pivoting point. The punching machine of claim 6, wherein the upper cover is pivotally connected to the two receiving seats different from the other end forming the insertion groove. The punching machine of claim 7, wherein the upper cover is composed of a cover seat and a cover piece, and the cover seat is pivotally connected to the base by the at least one pivot, in the middle of the cover seat Wherein, the cover sheet is disposed on the other side of the cover opposite to the base, and a slanted receiving groove is recessed at a position intermediate the top surface of the cover sheet. . The punching machine of claim 8, wherein a stationery receptacle that can pass through the through slot is formed at a position intermediate the bottom surface of the cover sheet, so that a stationery receptacle is formed on the bottom surface of the receiving slot. The punching machine of claim 9, wherein the top ends of the two punches pass through the two punch holes and are opposite to the bottom surface of the upper cover. The punching machine of claim 10, wherein two longitudinal guiding holes are respectively disposed on two sides of the two receiving seats of the base, and two ends are respectively disposed laterally on the two punches respectively A guiding rod slidably received in the two guiding holes, and both ends of the guiding rods are also connected to the upper cover. The punching machine of claim 11, wherein the number of the return springs is one and is a torsion spring, and the return spring is sleeved on a pivot pivotally connecting the base and the upper cover. The punching machine of claim 12, wherein the middle portion of the return spring is convexly formed with an abutting portion abutting against a top surface of the base, and both ends of the return spring abut against the bottom surface of the upper cover. The punching machine of claim 1, 2, 3 or 4, wherein one end of the upper cover is pivotally connected to the base by at least one pivot, and is inclined with respect to the base, so that the at least one The pivot constitutes the pivot point. The punching machine of claim 1, 2, 3 or 4, wherein the upper cover is composed of a cover seat and a cover piece, the cover seat is pivotally connected to the base by at least one pivot, a slot extending through the cover seat is disposed at an intermediate position of the cover seat, and the cover cover is disposed on the other side of the cover seat opposite to the base, and a slope is concave at a position intermediate the top surface of the cover piece Shaped receiving groove. The punching machine according to claim 15, wherein a stationery receptacle through which the through slot is formed is formed at a position intermediate the bottom surface of the cover sheet, so that a stationery receiving groove is formed on the bottom surface of the receiving slot. The punching machine of claim 3 or 4, wherein the top ends of the two punches pass through the two punch holes and are opposite to the bottom surface of the upper cover. The punching machine of claim 17, wherein two longitudinal guiding holes are respectively disposed on two sides of the two receiving seats of the base, and two ends are respectively disposed laterally on the two punches respectively A guiding rod slidably received in the two guiding holes, and both ends of the guiding rods are also connected to the upper cover. A punch as claimed in claim 1, 2, 3 or 4, wherein the reply The number of springs is one and is a torsion spring, and the return spring is disposed at a pivot point between the base and the upper cover. The punching machine of claim 19, wherein the middle portion of the return spring is convexly formed with an abutting portion abutting against a top surface of the base, and both ends of the return spring are abutted against a bottom surface of the upper cover.