CN2265895Y - Impact device for power stitching machine - Google Patents

Abstract

The utility model provides an impact device for a power stitching machine, which is characterized in that a shrapnel is arranged in a main body, and one end of the shrapnel in inserted into a slapper. A knob which is used for adjusting the elastic force of the shrapnel is arranged at the back end of the main body. One side of the main body, on which the slapper is arranged, is provided with positioning bolts, positioning shrapnels, and positioning holes. Clamping grooves and a clamping convex are arranged on a guide cover which is corresponding to the main body. A bearing rib portion is arranged at the front side of the guide cover, and the guide cover and the main body are provided with fitting allowances. The positioning shrapnels provide a moving margin for the guide cover, and the slapper is provided with gradient in installation. Thus, the guide cover can be opened conveniently to eliminate staple fault, lower wear degree of components, and avoid operation exertion in binding.

Description

The attack device of elastic force binder

The utility model relates to a kind of parts of manual light nail staple instrument, particularly a kind of binder.

Powerful binder is a kind of structure at the harder article bookbinding of material, clamping plate when being usually used in decorateing compartment are ordered and are closed, it is to utilize one by pressure arm 11 drawing impact sheets 12, as shown in Figure 1, impacts sheet to spring 13 application of forces, when 12 drawings of impact sheet are promoted to certain altitude, by the drawing that pressure arm 11 unclamps impact sheet 12, at this moment, the restoring force of spring is in moment impact sheet 12 formation attacks, with its impulsive force needle body is squeezed into clamping plate, reach the function of bookbinding.Binder structure shown in Figure 1, its for the nail body take up order needle tray 14 and body 10 is movable assembling, ordering needle tray 14 rear ends with hinged arm 15 and body 10 pivots knot, order needle tray 14 front ends and establish default draw-in grooves 17 engagings of clip 16 and body 10, form to pull and hold fin 18 ordering needle tray 14 appropriate locations, order needle tray 14 and on body, be retractable structure, when card pin phenomenon takes place when, can open and order needle tray 14 in order to taking off the useless nail that blocks, this retractable structure makes to be ordered needle tray 14 and body 10 and can not do closely fixing, thereby in the 12 drawing liftings of impact sheet with towards between the pin action, cause very easily that to order needle tray 14 loosening, and can't keep the stable of nail body, and then influence it and dash the smooth and easy of nail, easily produce the bail phenomenon on the contrary, moreover, for being formed the nail body exactly, impacts impact sheet 12, and avoid mistake to hit phenomenon, impact sheet 12 and all do the support with favored policy design installing, but lead because of its front side and to cover 19 for fixed structure, draw when promoting impacting sheet 12 arm 11 that is pressed, impact the outstanding bottom of sheet 12 very easily and lead and cover 19 inwalls and form and rub, not only cause the operation effort, and easily cause the structural member wearing and tearing.

In addition, impact sheet 12 because the elastic force of spring 13 is limited, its response force is not enough sometimes so that impact sheet 12 and will follow closely body and squeeze in the clamping plate smoothly, and its elastic force also can't adjust, to adapt to the demand of different nailing objects.

The purpose of this utility model is the attack device that a kind of powerful binder will be provided, and it has gets rid of the function of blocking the pin fault, and can avoid the member excessive wear and obtain operating than the labour-saving, and has the function of bigger attack strength and its attack strength of adjustment.

Utility model is achieved in that the shell fragment of establishing one group of number layer stacked-up type in the body of binder, shell fragment one end plug-in card is impacting sheet formation interlock, with its attack member as the impact sheet, the body rear end is established one and is contacted with shell fragment to the knob of compeling and can adjust the attack force intensity of shell fragment, at body one side of impacting sheet is installed and establishes the one group of pilot pin that is arranged in a linear, one group of Location resilient piece and one group of locating hole, lead lid corresponding to apical margin and the impact sheet forms the sealing restriction, lateral margin is established draw-in groove respectively and establishes card at the bottom side inner edge protruding, lead Gai Nengfu and be placed in body and have open function but use to make, lead and cover leading flank and be provided with for being convenient to the application of force and separate the suitable convex rib lead lid and body, can when bail, be convenient to take out useless nail according to this, reach the function of fixing a breakdown, lead lid and have the assembling allowance with body, Location resilient piece provides to lead and covers activity nargin, impact sheet the tool gradient is installed, thereby make lead lid with the lifting of impacting sheet outer slightly opening, and cause Location resilient piece to be out of shape, avoiding impacting sheet cover the transition friction and causes member to damage and pressing operation is required great effort with leading, with the return action of Location resilient piece, make to lead to cover to have auto-reset function simultaneously.

The design with activity nargin of opening of lid is led in the utility model utilization, the troubleshooting function of bail is provided and avoids impacting sheet to cover excessive friction and obtain to operate than the labour-saving with leading; Its body is installed and is impacted set pilot pin, Location resilient piece and the locating hole of sheet one side, in conjunction with leading opening of lid, favourable eliminating bail fault, and the activity nargin that Location resilient piece provides, make and lead lid and can outwards omit with the lifting of impacting sheet, avoid member owing to excessive friction damages, and favourable operation; Shell fragment is several laminars, can obtain big attack power, and can utilize knob to regulate this power and obtain applicability widely.

The concrete structure of utility model is provided by following examples and accompanying drawing thereof.

Fig. 1 is traditional powerful binder structural representation.

Fig. 2 is the attack device axonometric exploded view of the powerful binder of the utility model.

Fig. 3 is a shell fragment and the action schematic diagram (during lifting) that impacts sheet among Fig. 2.

Fig. 4 is a shell fragment and the action schematic diagram that impacts sheet (discharging moment) among Fig. 2.

Fig. 5 is a shell fragment and the action schematic diagram (after the attack) that impacts sheet among Fig. 2.

Fig. 6 leads cap part structural representation among Fig. 2.

Fig. 7 impacts sheet and leads lid to concern schematic diagram among Fig. 2.

With reference to Fig. 2, establish one group of stacked box-like shell fragment 31 of number in the body 20 of binder, shell fragment 31 front ends are plugged in and impact in the default plug-in card hole 211 of sheet 21, when pressing pressure arm 30 drawing impact sheets 21, shell fragment 31 is affected to produce distortion, after pressing pressure arm 30 release impact sheets 21, promptly form and move towards pin with the restoring force attack impact sheet 21 of shell fragment 31, the body 20 that mat one is located at binder omits 32 pairs of shell fragments of knob, the 31 formation contacts of rear end to compeling, can adjust the attack power of shell fragment 31 impact sheets 21 to the change of the degree of compeling with its contact, at body 20 side of impacting sheet 21 is installed and establishes the one group of pilot pin 22 that is arranged in a linear in addition, one group of Location resilient piece 23 and one group of locating hole 24, lead and cover 25 corresponding to apical margin, lateral margin forms suitable draw-in groove 26 respectively, 27, form card protruding 28 at the bottom side inner edge, mat pilot pin 22, Location resilient piece 23 and locating hole 24 covers 25 draw-in groove 26 with leading, 27 and card protruding 28 cooperation, make lead cover 25 can be to overlap mode and body 20 combinations again, thereby impact sheet 21 forms sealing restriction and guiding function, but lead cover 25 leading flanks be formed with suitable convex rib 29 suppliers just the application of force separate to lead and cover 25 and body 20, lead and cover 25 open function but use acquisition.

With reference to Fig. 3,4,5, when up promoting by pressure arm 30 drawing impact sheets 21, factor laminar shell fragment 31 and impact sheet 21 plug-in cards connect to one, its rear end is supported by a knob 32 and is compeled restriction, shell fragment 31 will be out of shape with the lifting of impacting sheet 21, when being promoted to certain altitude by pressure arm 30 drive impact sheets 21, the drawing of unclamping impact sheet 21 by pressure arm 30, at this moment, under the restoring force effect of shell fragment 31, moment impact sheet 21 formation attacks, to follow closely body with its powerful impulsive force and squeeze into clamping plate, reach the bookbinding function, because shell fragment 21 can produce powerful impulsive force, can smoothly the nail body be squeezed into clamping plate, reduce the bad defective of bookbinding, simultaneously, mat knob 32 and shell fragment contact the adjustment of supporting urgent high low level, can optionally adjust its attack strength, make it to obtain more to have practical value.

With reference to Fig. 6,7, when the card pin takes place when, be the convenient nail that gives up that takes out, mat is led and is covered the suitable convex rib 29 that 25 front sides form, but the supplier just application of force separates to lead and covers 25 and body 20, make to lead and cover the openable function of tool, according to this can be directly cover 25 and open leading, in order to taking out useless nail, the function of fixing a breakdown is provided, utilize the design of this group Location resilient piece 23 to cooperate to lead and cover 25 and the assembling allowance of body 20, make to lead and cover 25 and have suitable activity nargin, when impacting sheet 21 and be pressed arm 30 drawing liftings, make in response to impacting sheet 21 that gradients are installed to lead and cover 25 and can be held outer slightly with the lifting of impacting sheet 21, and cause shell fragment 23 distortion, use to avoid impacting sheet 21 and lead and cover 25 transition and rub and damage, and reduce to improve the operation of pushing effort because of resistance, simultaneously, when unclamping the drawing of impact sheet 21 by pressure arm 30, utilize the return action of Location resilient piece 23 to make to lead and cover 25 and automatically reply, binder is got rid of and the drawing of impacting sheet promotes in the operation and obtains excellent operation in the fault of bail.

For getting rid of the bail fault, the impact site of impacting sheet and ordering needle tray is exposed to take out useless nail, the utility model will be followed closely needle tray and combine with the body formula of fixing, body one side led cover the movable design of do, avoided the activity of traditional binder to order the defective that needle tray causes unstable mistake to be hit, utilize simultaneously and lead the activity nargin of covering with a body assembling allowance and a location shell fragment, make outer that leads lid appropriateness, improve the structural member wearing and tearing and alleviate operating physical force with impacting the sheet lifting.

Claims (2)

1. the attack device of a powerful binder, by body (20), impact sheet (21), pressing pressure arm (30) forms, it is characterized in that: the shell fragment (31) of establishing one group of number layer stacked-up type in the body (20), shell fragment (31) one end plug-in cards are impacting sheet formation interlock, body (20) rear end is established one and is contacted with shell fragment (31) to the knob (32) of compeling and can adjust the attack force intensity of shell fragment (31), at body (20) side of impacting sheet is installed and establishes the one group of pilot pin (22) that is arranged in a linear, one group of Location resilient piece (23) and one group of locating hole (24), it is corresponding to apical margin to lead lid (25), lateral margin is established draw-in groove (26 respectively, 27) and at the bottom side inner edge establish card protruding (28), leading lid (25) leading flank is provided with for being convenient to the application of force and separates the convex rib (29) lead lid (25) and body (20), lead lid (25) and have the assembling allowance with body (20), Location resilient piece provides to lead and covers activity nargin, impacts sheet (21) the tool gradient is installed.

2. attack device according to claim 1 is characterized in that following closely needle tray and combines with body (20) formula of fixing.

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