CN2818086Y

CN2818086Y - Braking structural improvement of nailer pad

Info

Publication number: CN2818086Y
Application number: CN 200520112875
Authority: CN
Inventors: 周建吉
Original assignee: YONGZHOU HARDWARE AND TOOLS CO Ltd
Current assignee: YONGZHOU HARDWARE AND TOOLS CO Ltd
Priority date: 2005-07-28
Filing date: 2005-07-28
Publication date: 2006-09-20
Anticipated expiration: 2015-07-28

Abstract

The utility model relates to the improvement of a pad braking structure of a nailing gun, which mainly comprises a nail striking box integrated with the nailing gun, a propelling base, a clamping ring, a stop piece and a pad base arranged behind the propelling base, which is composed of a containing barrel, an elastic propelling member, a stop base, a top base and a buckle, wherein the clamping ring is provided with an opening, which is arranged in an annular groove of the stop piece. The clamping ring and the stop piece are connected in locking below the propelling base together and are fixed, and the upper part of the nail striking box is connected in locking with the propelling base and fixed. The top base and the elastic propelling member are respectively sheathed on a convex track of the top base and are assembled on a hollow groove of the top base. The buckle is pivoted on the top base, and the top base is covered above the containing barrel in pivot assembly. Through the structure, the obtained clamping ring is used without the elasticity fatigue and the structural design of no convex bar can be achieved by assembling the elastic propelling member in the top base.

Description

The pad brake structure improvement of ailing machine

[technical field]

The utility model system is meant a kind of no nose bar especially and after pad is released by washer seat, together hits preceding brake structure innovative design person with nail again relevant for a kind of ailing machine.

[prior art]

The at present general common on the market employed pad of ailing machine mainly contains two kinds, a kind of is as the made pad 1 of the soft materials of plastics, another kind of then be the harder made pad 1 of metal material, spendable relatively ailing machine pad brake structure is difference to some extent also, and it mainly contains following two kinds:

A kind of, as Figure 11,12, shown in 13, it can use for the pad 1 of plastic cement and metal, this consists predominantly of: a nail hitting casket 31 that combines with ailing machine, one advance seat 32, one card ends shell fragment 33, one spring 34, one retaining piece 35 and one is installed in the washer seat 36 at advance seat 32 rears, wherein be equiped with nail in the nail hitting casket 31, this nail system hits by ailing machine, one side of advance seat 32 is provided with propeller 321, there is a push rod 322 at propeller 321 rears, the place ahead is provided with an open-work 323, this open-work 323 is less than pad 1, it is lock-combining part 331 that card ends shell fragment 33 rears, a fastener 332 is extended in the place ahead, the top of retaining piece 35 is provided with a slide rail 351, the place ahead is provided with a through hole 352, this through hole 352 is greater than pad 1, and the side in through hole 352 is concaved with a storage tank 353, spring 34 is to be located in this storage tank 353, card ends shell fragment 33 and locks in slide rail 351 1 side places again, and it is butted with fastener 332 ammunition feed springs 34, tie with advance seat 32 locks retaining piece 35 tops again, make spring 34 and retaining piece 35 fixing spacing, the top combines with nail hitting casket 31 and washer seat 36 more in regular turn, washer seat 36 is wherein ccontaining for pad 1, the top group is provided with the pushing ram 361 of a stock shape, uses pad 1 elasticity pushing tow down.

When it uses, as shown in figure 13, when being pushed in by washer seat 36, the pad 1 of plastic cement or metal can move in the through hole 352 along slide rail 351 after seat 32 is released, ended with elastic card and block the fastener 332 that ends shell fragment 33 again, can take advantage of a situation when ailing machine hits nail is hit by through hole 352 together with pad 1.

Aforesaid a kind of habit formula structure, has following shortcoming: after (one) its pad 1 is released, the card that system is used in pad 1 one sides ends shell fragment 33 and spring 34 and is a bit propped up by the side, should be easy to generate elastic fatigue and lose the clip power that props up by the long-time mode spring 34 that compresses, thereby clip poor effect person; Two because of pushing ram 361 be a stock shape, so pad 1 quantity in washer seat 36 more for a long time, pushing ram 361 will protrude out washer seat 36 tops one suitable long section, when this pushing ram that protrudes out 361 not only can cause operating personnel to be placed in the building site in use or with ailing machine, easily by the phenomenon that collides and deform, more can be, and directly influence the smoothness that it is done because of pushing ram 361 deform, even can cause and can't do and must maintenance or change pushing ram.

Another kind of, as shown in figure 14, it only can use for pad 1 collocation of plastic cement, this consists predominantly of: a nail hitting casket 41 that combines with ailing machine, one advance seat 42, one retaining piece 43 and one is installed in the washer seat 44 at advance seat 42 rears, wherein advance seat 42 is provided with slide rail 421 and can be pushed place, past forefront for pad 1, the retaining piece 43 that is incorporated into advance seat 42 belows is provided with a through hole 431 in place, the place ahead, this through hole 431 is to be slightly less than pad 1, thereby still unexpectedly when pad 1 moves to this place by slide rail 421 down drop, during use, when ailing machine hits nail, can produce an impulse force to pad 1, and can be by plastic deformation own when making pad 1 by through hole 431, with smoothly by through hole 431 persons of hitting.

Aforesaid another kind of habit formula structure, have following shortcoming: it is to utilize through hole 431 less than pad 1, make pad 1 unexpected falling down, utilize the plasticity principle of the pad 1 of plastic cement itself again, and be able to be out of shape by the through hole 431 less than pad 1 by the impulsive force of nail, this frame mode only is fit to more soft plastic cement pad 1 to be used, and can't use for the harder metal pad 1 of material, so its scope of application junior.

The utility model people is because the disappearance of the general ailing machine pad brake structure design of above-mentioned habit formula, be to think and the idea of utility model, satisfy with for many years experience and designed, through inquiring into and study sampling test in many ways, and repeatedly revise improvement, be to release the utility model.

[summary of the invention]

The technical problem point that desire solves:

Known ailing machine pad brake structure, it can use the structure of braking for plastic cement and metal pad, be easy to generate the elastic fatigue phenomenon, and simple structural design only can be used for the pad that plastic cement is made, the scope of application is low, and the pushing ram that protrudes out easily bumps and is out of shape, and this is to be the problem points person that desire solves.

The technical characterstic of dealing with problems:

The utility model provides a kind of pad brake structure improvement of ailing machine, it consists predominantly of: a nail hitting casket that combines with ailing machine, one advance seat, one stop ring, one retaining piece and one is installed in the washer seat at advance seat rear, wherein a side of advance seat is provided with propeller, there is a push rod at the propeller rear, central authorities are equipped with a track and extend to place, the place ahead, extend the leading portion periphery top of track a block edge, stop ring one side place is provided with an opening, and its external diameter is greater than the width of track, internal diameter is less than the external diameter of pad, retaining piece the place ahead is provided with a through hole, and less than stop ring, and upper peripheral edge is concaved with a cannelure to this through hole greater than pad; Washer seat is by a ccontaining tube, one elasticity projectile, one block seat, one footstock and a fastener combine, the hollow groove of wherein ccontaining tube can be stacked for pad, top one side is provided with a button knot post, opposite side then is provided with a scarf, the periphery rear is provided with one and stands to guide groove, the elasticity projectile is by a forward block, one flexible member and a control position plate combine, wherein forward block top and after can be respectively and a flexible member and a control position plate concrete mutually, be provided with the necking section between control position plate and forward block again, the top is extended with a toggle portion backward, block seat rear is formed with the pushing and pressing dish, the pushing and pressing dish is provided with positioning convex point, all link on the block seat both sides again the snapping slide block is arranged, and the snapping slide block lateral surface of side below and the place ahead system are respectively equipped with a projection again and are extended with a catch, footstock inside has a hollow groove, the hollow groove top is installed with a top cover, the top cover rear down is extended with a reference column, respectively be formed with a protruding rail on the both sides periphery of footstock again, the next guide groove that is provided with in periphery rear, the guide groove end is formed with a draw-in groove portion, the fastener below forms junction part, and the stage casing forms pivot part, and the top then forms the press section; By said structure, in order to do to obtain the pad brake structure ameliorator of ailing machine.

The effect of contrast prior art:

The utility model provides the pad brake structure improvement of ailing machine, it is used between advance seat and retaining piece by the stop ring collocation, can use for plastic cement and metal pad simultaneously, and stop ring uses unexpected elastic fatigue, and utilize the elasticity projectile to be mounted in the footstock, and can reach the structural design person of no nose bar.

[description of drawings]

Fig. 1: be three-dimensional combination figure of the present utility model.

Fig. 2: be three-dimensional exploded view of the present utility model.

Fig. 3: be local combination vertical view of the present utility model.

Fig. 4: be that the utility model forward block is positioned the view in the footstock.

Fig. 5: be the adjustable view of moving of the utility model control position plate.

Fig. 6: be the down slippage and be pressed against view on the pad of the utility model forward block.

Fig. 7: be user mode schematic diagram one of the present utility model.

Fig. 8: be user mode schematic diagram two of the present utility model.

Fig. 9: be the view that the utility model fastener is pressed.

Figure 10: be the view that the utility model footstock pivots and opens.

Figure 11: be a kind of three-dimensional exploded view of practising formula.

Figure 12: be a kind of three-dimensional combination figure of practising formula.

Figure 13: be a kind of combination section of practising formula.

Figure 14: the combination section that is another kind of habit formula.

[specific embodiment]

Understand and understanding for your juror can be had further the purpose of this utility model, feature and effect, below please conjunction with figs. describe in detail as the back now:

As Fig. 1, shown in 2, it consists predominantly of: a nail hitting casket 11 that combines with ailing machine 10, one advance seat 12, one stop ring 13, one retaining piece 14 and one is installed in the washer seat 20 at advance seat 12 rears, wherein be equiped with nail in the nail hitting casket 11, this nail system hits by ailing machine 10, one side of advance seat 12 is provided with propeller 121, there is a push rod 122 at propeller 121 rears, the saturating sky of central authorities is equipped with a track 123 and extends to place, the place ahead, the leading portion periphery top and the past interior distribution of track 123 are extended with a block edge 124, stop ring 13 is a toroidal, one side place also is provided with one and opens 131, and formation is like the tool elastomer of a C shape, the section of this stop ring 13 and be toroidal, and its external diameter is greater than the width of track 123, and internal diameter is less than the external diameter of pad 1, the place ahead of retaining piece 14 is provided with a through hole 141, less than stop ring 13, and upper peripheral edge is concaved with a ring annular groove 142 to this through hole 141 greater than pad 1, and this cannelure 142 is suitably greater than external diameters of stop ring 13;

Washer seat 20 is by a ccontaining tube 21, one elasticity projectile 22, one block seat 23, one footstock 24 and a fastener 25 combine, the hollow groove 211 of wherein ccontaining tube 21 can be stacked and placed in it for pad 1, top one side is inserted with a button knot post 212, opposite side then is provided with a scarf 213, the periphery rear of ccontaining again tube 21 is provided with one and stands to guide groove 214, elasticity projectile 22 is by a forward block 221, one flexible member 222 and a control position plate 223 combine, wherein forward block 221 is that the rubber material is made, top and rear system can be respectively and a flexible member 222 and control position plate 223 concrete mutuallies,

control position plate

223 and 221 of forward blocks are provided with necking section 224 again, the top is extended with a toggle portion 225 backward, block seat 23 rears are formed with pushing and pressing dish 231, pushing and pressing dish 231 is provided with positioning convex point 232, all link on block seat 23 both sides again snapping slide block 233 is arranged, and snapping slide block 233 lateral surfaces of side below and the place ahead system are respectively equipped with a projection 234 again and are extended with a suitable long catch 235, footstock 24 inside have a hollow groove 241, hollow groove 241 tops are installed with a top cover 242, top cover 242 rears down are extended with a reference column 243, respectively be formed with a protruding rail 244 on the both sides periphery of footstock 24 again, the periphery rear is next to be provided with one and to be down L shaped guide groove 245, guide groove 245 ends are formed with a draw-in groove portion 246, fastener 25 belows form junction part 251, the stage casing forms pivot part 252, the top then forms

press section

253, and 253 inboards, press section can support to arrive in mutually with a spring 26, and the other end of this spring 26 then supports to arrive on the protruding rail 244 of footstock 24 1 sides.

During its combination, multiple by Fig. 1 sight shown in Figure 3 of arranging in pairs or groups, stop ring 13 is placed in earlier in the cannelure 142 of retaining piece 14, and outer peripheral edges also have an elastic space 143 in the cannelure 142 of retaining piece 14, then stop ring 13 is together locked to tie in advance seat 12 belows again with retaining piece 14 and is fixed, and nail hitting casket 11 is also fixing in top and advance seat 12 lock knots; And during washer seat 20 combination, block seat 23 is to utilize snapping slide block 233 and slippage is gone on the protruding rail 244 of footstock 24, and support to arrive in spring 27 in the positioning convex point 232 of

block seat

23 and 243 sheathed one of the reference columns of footstock 24, make block seat 23 down be pushed against by supporting to arrive in spring 27, elasticity projectile 22 be placed in the hollow groove 241 of footstock 24 continuous by sight shown in Figure 4), and make flexible member 222 support to arrive in 221 of top cover 242 and forward blocks, and forward block 221 down can be pushed against, toggle portion 225 can protrude out outside the guide groove 245 simultaneously, 224 of necking sections can be sticked in the draw-in groove portion 246 continuous by sight shown in Figure 5, make forward block 221 can pass through this engaging power, can't be and be the location toward bottom offset, and with the state of flexible member 222 compression, again when 224 engagings of necking section, toggle portion 225 can take advantage of a situation block seat 23 is up pushed against, block, and make and support to arrive in spring 27 compressions, fastener 25 be by pivot part 252 the pivot group on the protruding rail 244 of footstock 24 1 sides, 24 pivot groups of footstock are in ccontaining tube 21 tops, when footstock 24 is the state that is covered on ccontaining tube 21 tops, hollow groove 241 and guide groove 245 can reach upright relative to guide groove 214 with the hollow groove 211 of ccontaining tube 21 respectively, the junction part 251 of fastener 25 then can be taken advantage of a situation and be colluded with on the button knot post 212 of ccontaining tube 21, and by spring 26 pushing and pressing 253 inboards, press section, fastener 25 can be colluded with really, 24 of footstocks can positively cover, then again the washer seat 20 lock knots that are combined into one are fixed in advance seat 12 tops one side, promptly finish combination person.

When it uses, can push the press section 253 of fastener 25, make fastener 25 on footstock 24, pivot by pivot part 252,251 of junction parts and button knot post 212 are separated and lose the power of colluding with, footstock 24 can pivot outward and come this moment, and when its turn-off to one predetermined angular, footstock 24 1 sides can be resisted against on the scarf 213 of ccontaining tube 21, and obtain to locate and stop, pad 1 can by the top of ccontaining tube 21 dispose into, and be stacked and placed in the hollow groove 211, cover with being about to footstock 24, make the junction part 251 of fastener 25 collude with again on button knot post 212, draw-in groove portion 246 is shifted out in the necking section 224 that will control position plate 223 again, forward block 221 can also be pushed against by the elastic recovery of flexible member 222 because of losing engaging power, and down slippage is continuous by sight shown in Figure 6 in the hollow groove 211 of ccontaining tube 21, can elasticity compress the pad 1 that is stacked and placed in the hollow groove 211 by this, block seat 23 also can be because of not being subjected to the block of toggle portion 225 simultaneously, and by supporting to arrive in the pushing and pressing of spring 27 elastic recoverys, and down slippage on footstock 24, and when block seat 23 slides onto catch 235 and touches the pivot part 252 of fastener 25, can be by the block of fastener 25, and unexpected down slippage again, the projection 234 of block seat 23 also can be just in time relative with the press section 253 of fastener 25, to make the press section 253 can be because of being subjected to the block of projection 234, and unexpected generation is because of touching press section 253 accidentally, cause footstock 24 to pivot and come, and make the flexible member 222 ejection persons that are placed in the hollow groove 211; And when pad 1 is advanced on the through hole 141 in the place ahead by track 123, because of stop ring 13 internal diameters of pad 1 greater than this moment, so can be by block in stop ring 13 tops, and it is continuous by Fig. 7 sight shown in Figure 8 of arranging in pairs or groups when ailing machine 10 hits nail, can pass pad 1 earlier, again pad 1 down is with, pad 1 can together produce an impulse force to stop ring 13 simultaneously, because of the section of stop ring 13 is a toroidal, so pad 1 can be clamp-oned along stop ring 13 profiles, and be provided with an opening 131 and have an elasticity because of stop ring 13, and ccontaining cannelure 142 outer elastic spaces 143 in addition are so when pad 1 was clamp-oned, stop ring 13 can produce an elasticity sex change in elastic space 143, make stop ring 13 internal diameters in a flash greater than pad 1, make the pad 1 can be smoothly by the person of passing.

Pad 1 in ccontaining tube 21 uses, and when desiring to replenish again, only need with a control plate 223 up pull to, and make toggle portion 225 and necking section 224 up push against block seat 23 respectively and be snapped into once again in the draw-in groove portion 246, the press section 253 that can make fastener 25 is not because of being subjected to the block of projection 234, allow footstock 24 pivot to come continuous by Fig. 9 sight shown in Figure 10 of arranging in pairs or groups and can push, come when footstock 24 pivots, pad 1 can be by the hollow groove 211 top persons of inserting; After pad 1 is inserted, footstock 24 can be covered, and necking section 224 is broken away from the engaging of draw-in groove portion 246, and make forward block 221 be pressed against on the pad 1, simultaneously block seat 23 also can be because of not being subjected to the block of toggle portion 225, and make the projection 234 can be once again and the press section 253 relative persons of fastener 25.

The structure of the above-mentioned specific embodiment of mat, can obtain following benefit: (one) its by block edge 124 being set in track 123 upper peripheral edges, and through hole 141 upper peripheral edges are arranged with cannelure 142, collocation uses a stop ring 13 to get final product again, structural design is simple, and this mode only is the moment that pad 1 passes through just to understand strain, the short thereby unexpected elastic fatigue that causes of process, comparatively durable person; No matter two its this kind block pad 1 modes are that plastic cement or metal pad 1 all can be suitable for the person; Three its elasticity projectiles 22 are mounted on one and can pivot in the open type footstock 24, and forward block 221 is by adjustable control position plate 223 its location of control or movable states that move formula, make this ailing machine 10 can reach the structural design of no nose bar, in order to do can significantly reducing the space of member, and prevent the collision-deformed effectiveness person of external force; Four its designs by projection 234 blocks 253 inboards in the press section can prevent effectively because of touching press section 253 accidentally, and cause footstock 24 to pivot to come and make the situation of flexible members 222 ejections that are placed in the hollow groove 211 send out the survivor.

In sum, the utility model has reached breakthrough structural design really, and has the utility model content of improvement, can reach simultaneously usability and progressive on the industry again, and the utility model do not see any publication, also have a novelty, when the regulation that meets the relevant law of Patent Law, the whence proposes novel patent application in accordance with the law, earnestly asks the juror of an ancient unit of weight office and authorizes legal monopoly power, and most sense is prayed.

Only the above person only is a preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model; Promptly the equalization of being done according to the utility model claim generally changes and modifies, and all should still belong in the scope that the utility model patent contains.

Claims

1, a kind of pad brake structure of ailing machine improvement, it consists predominantly of: a nail hitting casket that combines with ailing machine, an advance seat, a stop ring, a retaining piece and are installed in the washer seat at advance seat rear, and washer seat is combined by a ccontaining tube, an elasticity projectile, a footstock and a fastener, wherein a side of advance seat is provided with propeller, there is a push rod at the propeller rear, the saturating sky of central authorities is equipped with a track and extends to place, the place ahead, the hollow groove of ccontaining tube can be stacked and placed in it for pad, it is characterized in that:

Extend toward in the leading portion periphery top of the track of advance seat a block edge;

Stop ring is a toroidal, and a side place also is provided with an opening, and forms the tool elastomer like a C shape, and the external diameter of this stop ring is greater than the width of track, and internal diameter is less than the external diameter of pad;

The place ahead of retaining piece is provided with a through hole, and less than stop ring, and upper peripheral edge is concaved with a ring annular groove to this through hole greater than pad, and this cannelure is suitably greater than the external diameter of stop ring;

Top one side of ccontaining tube is inserted with a button knot post, and the periphery rear is provided with one and stands to guide groove;

The elasticity projectile is combined by a forward block, a flexible member and a control position plate, wherein the forward block top and after can be respectively and a flexible member and a control position plate concrete mutually, be provided with the necking section between a control plate and forward block again, the top is extended with a toggle portion backward;

Footstock inside has a hollow groove, and the hollow groove top is installed with a top cover, and the top cover rear down is extended with a reference column, respectively is formed with a protruding rail on the both sides periphery of footstock again, the next guide groove that is provided with in periphery rear, and the guide groove end is formed with a draw-in groove portion;

The fastener below forms junction part, and the stage casing forms pivot part, and the top then forms the press section;

Pass through said structure, stop ring system is placed in earlier in the cannelure of retaining piece, and the outer peripheral edges of cannelure also have an elastic space, then stop ring and retaining piece are together locked to tie in the advance seat below again and are fixed, elasticity projectile system is mounted in the hollow groove of footstock, then the pivot group is on footstock for fastener, and footstock is the pivot group and is covered on ccontaining tube top, and the junction part of fastener can be tied post collaborator mutually with the button of ccontaining tube.

2, according to the pad brake structure improvement of the described ailing machine of claim 1, it is characterized in that the section of stop ring is a toroidal, can take advantage of a situation for pad and push the person of flicking.

3, according to the improvement of the pad brake structure of the described ailing machine of claim 1, it is characterized in that the section inner peripheral of stop ring can be made as the inclined plane, have equally can for pad take advantage of a situation push flick etc. effect person.

According to the improvement of the pad brake structure of the described ailing machine of claim 1, it is characterized in that 4, top one side of ccontaining tube is provided with scarf, use when footstock pivoting when opening to a predetermined angular, footstock one side can be resisted against on this scarf and obtain to end surely the person.

According to the pad brake structure improvement of the described ailing machine of claim 1, it is characterized in that 5, forward block system adopts the made person of rubber material.

6, pad brake structure improvement according to the described ailing machine of claim 1, it is characterized in that, can organize on the protruding rail of footstock and be provided with a block seat, and the projection block by this block seat is in the inboard, press section of fastener, and can prevent effectively because of touching the press section accidentally, the situation that causes the footstock pivot to come takes place, this block seat lies in the rear and is formed with the pushing and pressing dish again, the pushing and pressing dish is provided with positioning convex point, be located on the reference column and this positioning convex point of footstock for supporting to arrive in spring housing, and all link on the block seat both sides snapping slide block is arranged, and below the snapping slide block lateral surface of a side and the place ahead system is respectively equipped with a projection again and is extended with a suitable long catch person.

7, according to the pad brake structure improvement of the described ailing machine of claim 1, it is characterized in that the inboard, press section of fastener can support to arrive in mutually with a spring, the other end of this spring then supports to arrive in person on the protruding rail of footstock one side.