CN1194842C

CN1194842C - Perforator

Info

Publication number: CN1194842C
Application number: CN 02131872
Authority: CN
Inventors: 李培源
Original assignee: Primax Electronics Ltd
Current assignee: Primax Electronics Ltd
Priority date: 2002-09-05
Filing date: 2002-09-05
Publication date: 2005-03-30
Anticipated expiration: 2022-09-05
Also published as: CN1403248A

Abstract

The present invention relates to a perforating device which perforates on an object by the function of external force. The perforating device comprises a pressure lever structure comprising a joint coupling point, an application point and a stressed point and receiving the external force by the stressed point, wherein the included angle of the linear relation respectively presented between the application point and the joint coupling point and between the application point and the stressed point is smaller than 180 DEG, an abutting structure which is arranged on the application point of the pressure lever structure to be used for receiving the external force transferred by the application point of the pressure lever structure and transferring the external force out, and a device body connected with the joint coupling joint of the pressure lever structure and is in contact with the abutting structure in the rolling method to be used for receiving the external force transferred by the abutting structure, and hereby, perforating on the object is realized.

Description

Perforating device

Technical field

This case relates to a kind of perforating device, relates in particular to a kind of depression bar structure and comprises the perforating device that couples point, the point of application and stress point.

Background technology

General affairs are mainly used to after the file punching with puncher, relend the file binding that will have an identical hole by various adhesive tape and bind into book form, and can make things convenient for the arrangement of data and carry.

See also Fig. 1, it is the file puncher that proposed for Des.423039 number of United States Patent (USP) and the configuration diagram of binder, as can be seen from Figure, this puncher is by a depression bar 10, an one conflict structure 101 and a perforation structure 11 constitute, main function mode is, after the user places file the punching groove position of (figure does not show) earlier, this depression bar 10 is bestowed a downward active force T, active force T then is passed on this perforation structure 11 via depression bar 10 and conflict structure 101, and this perforation structure 11 then is subjected to the driving of active force T and from top to bottom gets the hole that bookbindery needs in the ad-hoc location of this document.Wherein this depression bar 10 receives the relation that a C (figure does not show) is a straight line that couples that the stress point A of these active forces and the point of application B that force transmission is gone out by this conflict structure 101 and depression bar 10 be connected with perforation structure 11.

Yet above-mentioned file binding machine structure has the following points shortcoming:

1. when simultaneously will be to one repeatedly during the paper punching, need both hands to exert oneself simultaneously could will to put in order the file that changes all to punch, must take very big strength.

2. known puncher structure allows the user than leicht fallen D/A in order to want; usually can solve problem in the mode that increases depression bar length; but this will make the height of product and volume increase, for the transporting and take in and all need very big parking space of product, and the puzzlement user.

3. cause wearing and tearing between conflict structure and drive mechanism easily because of CONTACT WITH FRICTION, this will make the active force T of depression bar that the user bestows lose in the process of transmitting, and file could be punched and cause the user to cost bigger strength.

Summary of the invention

The objective of the invention is to, a kind of perforating device that can improve above-mentioned shortcoming is provided.A kind of perforating device provided by the invention, it gets a hole by an external force effect on an object, and this perforating device comprises: an apparatus main body has perforation structure; One abutting structure is arranged on the point of application position of depression bar structure, also this external force is sent out by this external force that the point of application transmitted in order to receive the depression bar structure; And depression bar structure, described depression bar structure comprises one and couples a little, one point of application and a stress point, it receives this external force by this stress point, described depression bar structure is positioned at a side of apparatus main body and is parallel to this apparatus main body, extend towards the other end straight line of apparatus main body with the longitudinal axis that is parallel to apparatus main body from this stress point, downward-sloping through bending point, through the point of application to coupling a little and coupling in apparatus main body other end side-lower, wherein this bending point through the point of application and this couple a little and this bending point and this stress point between the angle of the linear relation that presented be greater than 90 degree and less than 180 degree; The perforation structure of described apparatus main body contacts with this abutting structure, in order to accept this external force that this abutting structure transmits, so as to get this hole on this object.

According to above-mentioned conception, this abutting structure is a ball bearing (roller) in the perforating device of the present invention, and it sends out this external force in the mode of rolling.

According to above-mentioned conception, this object is a file in the perforating device of the present invention, gets a hole thereon by this perforating device.

According to above-mentioned conception, this abutting structure is connected with this depression bar structure in the perforating device of the present invention, in order to receive this external force that this depression bar structure is transmitted.

According to above-mentioned conception, this abutting structure is a bend in this case perforating device, and contacts this apparatus main body in the mode of a contact.

Description of drawings

Describe preferred embodiment of the present invention in detail below in conjunction with following accompanying drawing, can more in depth understand the present invention, wherein:

Fig. 1: the file puncher that is proposed for Des.423039 number for its United States Patent (USP) and the structural representation of binder;

Fig. 2 (a) (b) (c) is the structural representation of the preferred embodiment of perforating device of the present invention.

Each assembly that is comprised in the accompanying drawing lists as follows:

10: depression bar 101: the conflict structure

11: perforation structure 20: the depression bar structure

21: abutting structure 22: apparatus main body

The specific embodiment

See also Fig. 2 (a) (b) (c), structural representation for the preferred embodiment of perforating device of the present invention, it is by the effect of an external force T and get at least one hole on a file, for the subsequent file binding work provides required hole, and then the information paper finished of bookbinding is easy to carry and puts in order.This perforating device is made of a depression bar structure 20, an abutting structure 21 and an apparatus main body 22.

This depression bar structure 20 includes one and couples a C, a point of application B and a stress point A, mainly receive this external force T, and the angle of two straight lines that are linked to be of this point of application B and this Coupling point C and this point of application B and this stress point A needs less than 180 degree and greater than 90 degree by this stress point A.

As for this abutting structure 21 by it can be a ball (roller) structure as can be known among Fig. 2 (b), can be directly connected on this point of application B position of this depression bar structure 20 and contact with this apparatus main body 22 or be connected on this apparatus main body 22 and contact, be mainly used to receive this external force T that this depression bar structure 20 transmitted by this point of application B and this external force T is sent on this apparatus main body 22 with this point of application place of this depression bar structure 20.

See also Fig. 2 (a), this of this apparatus main body 22 and this depression bar structure 20 couples a C position and is articulated, and with this abutting structure 21 with the mode of rolling contact (shown in Fig. 2 (b)), mainly be subjected to the compressing of this abutting structure 21 and bestow this external force T, and then on this document, get at least one hole by 22 pairs of this document of this apparatus main body.

It develops the dimensional drawing that preferred embodiment for perforating device of the present invention to see also Fig. 2 (c), by shown in the figure as can be known the height of this depression bar structure 20 be about 131mm, couple a C and be about 132.4mm, couple a C and be about 142.5mm to the distance of the bending point D of this depression bar structure 20 to the distance of point of application B, and the distance of the stress point A of this depression bar structure 20 and bending point D is about 229.7mm so the ratio of distance is about 0.58: 0.6: 1.This depression bar structure 20 is about 24 degree with the angle of horizontal plane, and the floor projection distance that couples a C and stress point A of this depression bar structure 20 is about 363.2mm.

In sum, perforating device of the present invention allows more leicht fallen D/A of user with the crooked angle of depression bar in the mode that increases depression bar length, and is increasing moment but do not increase under the situation of product height, reaches the labour-saving effect.As will be simultaneously to one repeatedly file punch, only need just can reach the function of punching, and can reduce the volume of product with singlehanded moulded rod, transport and take in all suitable convenience for product.In addition, be to use the mode of rolling that this external force is sent on the device body with the contacted roll structure of this perforating device body, the user does not need to pay extra strength for the stiction that overcomes traditional structure again and does not more have the situation generation that causes wearing and tearing because of CONTACT WITH FRICTION.Certainly, if the frictional force that is produced between depression bar and perforating device body is the acceptable words to the influence of the operation of this perforating device, also can only uses crooked depression bar and needn't use roll structure.The present invention can make all modifications by the technical staff who is familiar with this field, however the scope of neither disengaging such as appended claim.

Claims

1, a kind of perforating device, it gets a hole by an external force effect on an object, and this perforating device comprises: an apparatus main body has perforation structure; One abutting structure is arranged on the point of application position of depression bar structure, also this external force is sent out by this external force that the point of application transmitted in order to receive the depression bar structure; And the depression bar structure, it is characterized in that:

Described depression bar structure comprises one and couples a little, one point of application and a stress point, it receives this external force by this stress point, described depression bar structure is positioned at a side of apparatus main body and is parallel to this apparatus main body, extend towards the other end straight line of apparatus main body with the longitudinal axis that is parallel to apparatus main body from this stress point, downward-sloping through bending point, through the point of application to coupling a little and coupling in apparatus main body other end side-lower, wherein this bending point through the point of application and this couple a little and this bending point and this stress point between the angle of the linear relation that presented be greater than 90 degree and less than 180 degree;

The perforation structure of described apparatus main body contacts with this abutting structure, in order to accept this external force that this abutting structure transmits, to get this hole on this object.

2, perforating device as claimed in claim 1, wherein this abutting structure is a ball bearing, it sends out this external force in the mode of rolling.

3, perforating device as claimed in claim 1, wherein this object is a file, gets a hole thereon by this perforating device.

4, perforating device as claimed in claim 1, wherein this abutting structure is connected with this depression bar structure, in order to receive this external force that this depression bar structure is transmitted.

5, perforating device as claimed in claim 1, wherein this abutting structure is a bend, and contacts this apparatus main body in the mode of a contact.