CN2173142Y

CN2173142Y - Nail gun

Info

Publication number: CN2173142Y
Application number: CN 93221968
Authority: CN
Inventors: 张天赐
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-08-23
Filing date: 1993-08-23
Publication date: 1994-08-03
Anticipated expiration: 2003-08-23

Abstract

The utility model relates to a nail gun; a metal baffle arranged at the position where a striking spring is shot down can bear great strike force and can not be ruined, a reinforcing plate is arranged at both sides of a casing to fit a metal fixing casing in the front end to share and transfer strike force, and the base edge of the reinforcing plate is provided with a positioning tab which can provide positioning function for a nail box in order that a precise gap is arranged between the nail box and the fix casing to obtain stronger practicality.

Description

Nail gun

The utility model relates to a kind of ailing machine, adopt thicker strike spring, so that bigger nail hitting strength to be provided, and can not cause structural failure, again can be between its nail casket and front end set casing by the spacer on the stiffener, reach locating effect, can keep nail hitting gap therebetween the most accurate, be a kind of practical ailing machine.

From existing ailing machine structure, though different production firms in design, have different structure arrangements, but be subject to its functional demand, make in its basic structure configuration all similar, distinguished with its sheathing material, then can be divided into metallic casing and plastics system shell two big classes, wherein the ailing machine of metallic casing is for being used the earliest, the plastics industry at that time and flourishing inadequately so it adopts metal shell to be, and can't provide enough intensity shell as ailing machine, thereby the various punching press facility of must arranging in pairs or groups, drilling machines etc. carry out the processing of metallic casing, not only its process velocity is slower, and cost of labor is high, on precision, also be difficult for accurately control simultaneously, cause its production cost higher; Though because the updating of machining machine and tool, and the processing of the metal system of making ailing machine shell can have splendid precision in recent years, production cost still can't moderately reduce.

After plastic material is developed to certain degree, human plastic production ailing machine shell is promptly arranged, be indebted to the processing convenience of plastic-injection moulding machine, make the make efficiency of ailing machine shell significantly improve, production cost also significantly reduces, thereby make that ailing machine no longer is the convenient tool that the professional person can exclusively enjoy, and more people are generally used, this type of plastics system ailing machine shell product is not only with low cost, simultaneously it is in light weight and be easy to carry when utilization, also becomes one of very popular characteristic.

But with plastic ailing machine shell, there are two very serious shortcomings, one is to be subject to material behavior, its ability of bearing strike definitely can't be comparable with metallic casing, for this reason, many production firms all adopt the thinner spring in line footpath, hit strength to lower holding of plastics system ailing machine shell, but this kind practice that is limited the use category of ailing machine, thereby all multi-specialized users have to select for use Heavy Weight, the metal system ailing machine shell product that cost is high, certainly, even after production firm adopts the thinner spring in line footpath, still can't solve the shortcoming that plastics system shell can't bear long-term force de frappe fully, and make its ailing machine be subjected to the restriction in service life, behind certain cycle, the distortion or cracked of promptly might wearing out of its plastics system shell, this be existing plastic material the problem that can't overcome.

Plastic another problem of ailing machine shell is that it goes out nail mouthful position precision and is difficult for accurately control, because after the time of its injection moulding, have shrinkage phenomenon, this promptly can make its shell wayward in the precision at each position, production firm can't go out nail for fear of product after assembling is finished, thereby all can go out a nail mouthful position and stay bigger surplus at it, when the surplus at this place is big, (its overwhelming majority is not enough because go out nail mouthful accuracy promptly can to make the user produce the clip nail situation when nailing, and due to two nail pins are pushed out simultaneously when making nail hitting), even can be when producing again to control on the calculating of precision and the production technology, can be and make it go out the nail mouth to have splendid accuracy, but because the wearability deficiency of plastic material itself, after ailing machine uses a period of time, its shell lower edge front end is because constantly rub when going out to follow closely, and have out nail mouth enlargement phenomenon, this again inevasible meeting causes the clip nail problem, make professional user would rather select Heavy Weight for use, the ailing machine of the metallic casing that price is high, and be reluctant to use the ailing machine of plastics system shell, this is again because the problem that this body structure of ailing machine is produced.

Primary and foremost purpose of the present utility model is: a kind of ailing machine is provided, and it is to shoot down the position at the strike spring one metal baffle is set, and can bear bigger force de frappe and unlikely damage.

Of the present utility model time a purpose is: a kind of ailing machine is provided, it is provided with stiffener in the shell both sides, the place ahead of this stiffener is respectively equipped with a supporting slice with respect to shell baffle holes lower edge, and can come the support metal baffle plate by this supporting slice, cooperate the metal system set casing of front end to share again and transmit force de frappe, so can provide in light weight by plastic shell, the advantage that cost is low, solve the problem of hitting the spring hitting power by metal baffle and stiffener simultaneously, and can adopt the thicker strike spring in line footpath, so that bigger hitting power to be provided, and the unlikely service life that influences plastics system shell.

A purpose more of the present utility model is: a kind of ailing machine is provided, it is provided with a spacer at the stiffener root edge, match with the anchor point of nail on the casket by this spacer,, can have accurate gap so that make between nail casket and set casing for the nail casket provides excellent positioning action.

Ailing machine of the present utility model, shell one side at injection-moulding plastic is provided with the gripping hole, and be provided with the sleeve pipe of sheathed strike spring in inboard appropriate location, be provided with thereon again for trunnion and wear and the pressure handle pivot hole of the pressure handle that is pivoted and a plurality of assembly hole for the assembling of assembling pin, be provided with the nail casket groove of group cartridge in addition at the lower edge of shell, be provided with the strike film trap of an assembling strike sheet in the leading edge of shell;

The pressure handle side is provided with the pivot hole of elongated, and the front end top is provided with the spring cramp that fastens for back-moving spring, and front end is reduced into a struck side;

Be assembled with pushing and pressing seat in the nail casket, and be assembled with the positioning pressuring plate that promotes by reed with trunnion in the rear end by the pulling of ejector pin spring;

Hit sheet and be provided with one, it is characterized in that for hitting the poke hole that stir a spring eye that the spring front end wears and a voltage supply handle struck side:

Shell front side is closely followed closely casket groove place and is provided with a baffle holes, and can assemble a metal baffle therein, when this metal baffle is assembled in the baffle holes, just be positioned at the below of hitting spring, below this baffle plate, be provided with simultaneously a bearing, it is used in the time of can supplying assembling, and the effect of buffering and reinforced structure also can be provided simultaneously.

In addition, a stiffener can be assembled with respectively, a supporting slice can be respectively equipped with respect to shell baffle holes lower edge in the place ahead of this stiffener in the lower edge outside of two shells; By this, can support metal baffle by the supporting slice of stiffener.

Be assembled with a stiffener respectively in the lower edge of the two shells outside, above the front end of this stiffener, be provided with slightly protrude and can in order to the location nose of set casing intercropping location.

Can establish two anchor points that slightly protrude in nail casket bottom surface, simultaneously bend out a spacer at a side stiffener root edge, and can match by the anchor point of the spacer on the stiffener with nail casket bottom surface, pull out and push against positioning action when locating as the nail casket, go out to follow closely gap size between casket and set casing and can guarantee to follow closely.

Further specify architectural feature of the present utility model below in conjunction with accompanying drawing;

Brief Description Of Drawings:

Fig. 1 is a schematic appearance of the present utility model.

Fig. 2 is an element decomposing schematic representation of the present utility model.

Fig. 3 is a combination cross-section structure configuration schematic diagram of the present utility model.

Schematic side view when Fig. 4 takes off for set casing of the present utility model.

Fig. 5 is the elevational schematic view of nail casket of the present utility model pushing and pressing when locating.

Elevational schematic view when Fig. 6 outwards pulls out for nail casket of the present utility model.

As shown in Figure 1, it is a schematic appearance of the present utility model, elementary contour of the present utility model and general traditional ailing machine are identical, on plastic shell 10, be provided with one and grip hole 11, gripping 11 rear ends, hole is provided with a button hook 32 and tiltedly is provided with a pressure handle 20 up, shell 10 front group are equipped with a metal set casing 60, but the lower edge (between set casing 60 inboards and the shell 10) that can see in this figure at this shell 10 is provided with a stiffener 50.

Shown in the utility model element decomposing schematic representation of Fig. 2, wherein shell 10 1 sides at injection-moulding plastic are provided with gripping hole 11, and be provided with the sleeve pipe 12 of sheathed strike spring 30 in inboard appropriate location, be provided with thereon again for trunnion 24 and wear and the pressure handle pivot hole 13 of the pressure handle 20 that is pivoted and a plurality of assembly holes 14 for 31 assemblings of assembling pin, its pressure handle 20 sides are provided with the pivot hole 21 of elongated, the front end top is provided with the spring cramp 22 that fastens for back-moving spring, front end also is reduced into a struck side 23, be provided with the nail casket groove 15 of group cartridge 40 in addition at the lower edge of shell 10, be assembled with pushing and pressing seat 41 in this nail casket 40 by 42 pullings of ejector pin spring, and be assembled with the positioning pressuring plate 44 that promotes by reed 45 with trunnion 43 in the rear end, leading edge at shell 10 is provided with the strike film trap 19 that sheet 33 is hit in an assembling again, this strike sheet 33 is provided with one for hitting the poke hole 35 that stir spring eye 34 that spring 30 front ends wear and a voltage supply handle 20 struck sides 23, these structures are all identical with existing ailing machine, so not explanation of doing work energy property, but closely follow closely casket groove 15 places in shell of the present utility model 10 front sides and be provided with a baffle holes 16, and can assemble a metal baffle 36 therein, below this baffle holes 16, be provided with simultaneously a bearing 17, it is used in the time of can supplying assembling, and the effect of buffering and reinforced structure also can be provided simultaneously; In addition, the lower edge outside at two shells 10 is assembled with a stiffener 50 respectively, be respectively equipped with a supporting slice 51 in these stiffener 50 the place aheads with respect to shell 10 baffle holes 16 lower edges, and can be after assembling is finished support metal baffle 36 by the supporting slice 51 of stiffener 50, be provided with the location nose 53 that slightly protrudes again above the front end of stiffener 50, it is to locate with set casing 60 intercropping.

Shown in the utility model combination cross-section structure configuration schematic diagram of Fig. 3, its overall package configuration state is all identical with existing ailing machine, but when its metal baffle 36 is assembled in the baffle holes 16 of bearing 17 tops, just can be positioned at the below of hitting spring 30, that is pressure handle 20 is pressed down as the user, and by struck side 23 drive hit sheets 33 in hitting film trap 19 to top offset, strike spring 30 is reversed, when the struck side 23 of pressure handle 20 breaks away from the poke hole 35 that hits sheet 33, hitting sheet 33 promptly can hit downwards by hitting spring 30, and the nail pin in the nail casket 40 is hit, this moment, this strike spring 30 promptly can impact on metal baffle 36, and can directly not bear its powerful force de frappe by plastic casing 10 bearings 17.

As shown in Figure 4, it is the side-looking structural representation of set casing 60 of the present utility model when taking off, wherein can see in the shell 10 lower edges of the present utility model outside and be provided with an applying groove 18, in this applying groove 18, be assembled with simultaneously the similar stiffener of a shape 50, the supporting slice 51 of this stiffener 50 just is positioned at the lower edge of shell 10 baffle holes 16, and can support metal baffle 36 by this supporting slice 51, and can be when metal baffle 36 catches a packet the powerful force de frappe of spring 30, this force de frappe can be passed in the working substance of ailing machine below, and it is unlikely thereby destroyed the structure of plastics system shell 10, front end at this stiffener 50 is provided with the location nose 53 that slightly protrudes again, it can be set up in the set casing 60, the effect of a location is provided, and can use the relative position of guaranteeing 60 of stiffener 50 and set casings, and and then reach the purpose in accurate

control nail casket

40 and 60 slits of set casing.

Shown in the elevational schematic view and the utility model nail casket 40 of Fig. 6 elevational schematic view when outwards pulling out of the utility model of Fig. 5 nail casket 40 pushing and pressing when locating, can clearly see and be provided with two anchor points 46 that slightly protrude in nail casket of the present utility model 40 bottom surfaces, simultaneously bend out a spacer 52 at a side stiffener 50 root edges, so can match by the anchor point 46 of the spacer on the stiffener 50 52 with nail casket 40 bottom surfaces, pull out and push against positioning action when locating as nail casket 40, that is in the utility model the accurate relative position that the location nose 53 of utilization stiffener 50 front ends keeps 60 of stiffener 50 and set casings, then push against to the position location with the spacer 52 control nail caskets 40 that bent by stiffener 50 root edges again, so can guarantee to follow closely the gap size of 60 of casket 40 and set casings, to guarantee the smoothness of nail, will not cause the phenomenon of clip nail because the size that goes out to follow closely the slit does not conform to, and can make integral body more handy when utilization.

By above explanation as can be known, the utlity model has following effect:

The utility model is to shoot down the position at strike spring 30 one metal baffle 36 is set, and can bear powerful force de frappe and can not damage, in shell 10 both sides stiffener 50 is set again, and the metal system set casing 60 that can cooperate front end is shared and transmit force de frappe, so can adopt line to provide suitable force de frappe through thicker strike spring 30, and solve the problem of hitting spring 30 hitting powers by metal baffle 36 and stiffener 50, simultaneously also can provide in light weight by plastic shell 10, the advantage that cost is low, for the convenient utilization of user, and the unlikely service life that influences plastics system shell 10; The utility model is provided with a spacer 52 at stiffener 50 root edges again, and can match with the anchor point 46 of nail on the casket 40 by this spacer 52, the positioning action of nail casket 40 excellences is provided, goes out to follow closely the gap very accurately, can avoid the clip nail phenomenon so that

nail casket

40 and 60 of set casings can be had.

Claims

1, a kind of ailing machine, its shell one side at injection-moulding plastic is provided with and grips the hole, be provided with the sleeve pipe of sheathed strike spring in inboard appropriate location, be provided with thereon for trunnion and wear and the pressure handle pivot hole of the pressure handle that is pivoted and a plurality of assembly hole for the assembling of assembling pin, be provided with the nail casket groove of organizing cartridge at the shell lower edge, be provided with the strike film trap of an assembling strike sheet in the leading edge of shell;

The pressure handle side is provided with elongated pivot hole, and the front end top is provided with the spring cramp that fastens for back-moving spring, and front end is reduced into a struck side;

Be assembled with pushing and pressing seat in the nail casket, be assembled with the positioning pressuring plate that promotes by reed at the rear end trunnion by the pulling of ejector pin spring;

Shell front side is closely followed closely casket groove place and is provided with a baffle holes, assembles a metal baffle therein, when this metal baffle is assembled in the baffle holes, is positioned at the below of hitting spring, is provided with a bearing that buffering and reinforced structure effect be provided below this baffle plate.

2, ailing machine according to claim 1 is characterized in that: the lower edge outside at described two shells is assembled with a stiffener respectively, is respectively equipped with a supporting slice in stiffener the place ahead with respect to shell baffle holes lower edge; Supporting slice supporting metal baffle by stiffener.

3, ailing machine according to claim 1 is characterized in that: be assembled with a stiffener respectively in the lower edge of the described two shells outside, above the front end of stiffener, be provided with slightly protrude can in order to the location nose of set casing intercropping location.

4, according to claim 2 or 3 described ailing machines, it is characterized in that: be provided with two anchor points that slightly protrude in described nail casket bottom surface, bend out a spacer, go out to follow closely gap size between casket and set casing to guarantee to follow closely at described stiffener root edge.