CN110524489A - A kind of firing lock and the paddle type mill nailing device with the firing lock - Google Patents
A kind of firing lock and the paddle type mill nailing device with the firing lock Download PDFInfo
- Publication number
- CN110524489A CN110524489A CN201910912232.7A CN201910912232A CN110524489A CN 110524489 A CN110524489 A CN 110524489A CN 201910912232 A CN201910912232 A CN 201910912232A CN 110524489 A CN110524489 A CN 110524489A
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- China
- Prior art keywords
- hammer
- firing
- firing pin
- pin
- nailing device
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- 238000010304 firing Methods 0.000 title claims abstract description 150
- 125000006850 spacer group Chemical group 0.000 claims description 46
- 230000007246 mechanism Effects 0.000 claims description 41
- 238000009434 installation Methods 0.000 claims description 33
- 238000009527 percussion Methods 0.000 claims description 23
- 239000006187 pill Substances 0.000 abstract description 31
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 14
- 238000004880 explosion Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 241001136800 Anas acuta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25C—HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
- B25C1/00—Hand-held nailing tools; Nail feeding devices
- B25C1/08—Hand-held nailing tools; Nail feeding devices operated by combustion pressure
- B25C1/10—Hand-held nailing tools; Nail feeding devices operated by combustion pressure generated by detonation of a cartridge
Abstract
A kind of paddle type mill nailing device the invention discloses firing lock and with the firing lock is related to nailing fastening clothing arts, including firing pin set, firing pin and for the hammer of fire firing pin；Resistance spring is equipped between the hammer and firing pin set.When the present invention makes nailing device freely falling body, firing pin is prevented to the impact of nail shooting pill, nailing device is prevented to not only conform with the national standard in China from being fired, and makes that the structure of firing lock is simpler, cost is lower, assembly is more convenient, stability is higher.
Description
Technical field
The present invention relates to nailings to fasten clothing arts, in particular to a kind of firing lock and has the firing lock
Paddle type mill nailing device.
Background technique
Currently, the firing pin in the paddle type mill nailing device produced both at home and abroad mostly uses eccentric percussion, and firing pin is in spherical crown shape；When
When needing to fire, striker post is compressed into certain distance, firing lock is made to form blocking, finally hammers firing pin with hammer to hit
Emit langrage, nailing is made to complete nailing operation.
Requirement of China's national standard to domestic and international nailing device at present is that nailing device falls and cannot generate in 3 meters of height
Nailing device fires phenomenon.Existing paddle type mill nailing device is the requirement for meeting national standard, need to be in the firing lock of nailing device
Portion devises multiple resistance ring mechanisms, falls the item that cannot be generated nailing device and fire with this to meet nailing device in 3 meters of height
Part, though such design can make nailing device meet the requirements, making nailing device simultaneously, there is structure is complicated, manufacturing cost is high, can
The problems such as poor by property.
Summary of the invention
A kind of paddle type mill nailing device the purpose of the present invention is to provide firing lock and with the firing lock changes former
Some bias trigger methods, not only make the percussion of firing pin more accurate, and reduce the quantity of resistance ring, make the structure of nailing device
More.
Purpose to realize the present invention, the technical solution of use are as follows:
A kind of firing lock, including firing pin set, firing pin and for the hammer of fire firing pin；Between the hammer and firing pin set
Equipped with resistance spring.
Further, the firing pin, which is put on, is additionally provided with the first position limiting structure that limitation hammer slides.
Further, first position limiting structure includes the company for being provided with firing pin and covering upper pilot hole and being fixed on hammer
Outbound；The axis direction setting that the pilot hole is covered along firing pin, and the end of connecting pin is plugged in pilot hole.
Further, the pilot hole is two, the central axis symmetry arrangement that two pilot holes are covered along firing pin, and is connected
The both ends of pin are plugged in respectively in two pilot holes.
Further, the percussion end of the firing pin is in coniform, spherical crown shape, coniform, in pyramid-shaped one of which.
Further, the firing pin is wholely set with hammer.
A kind of paddle type mill nailing device, including trigger mechanism, bindiny mechanism and above-mentioned firing lock；It the trigger mechanism and hits
Hair mechanism is separately mounted to the both ends of bindiny mechanism, and firing pin tail portion is corresponding with the percussion end of trigger mechanism.
Further, the bindiny mechanism includes housing and the handle for being plugged in housing one end, and the rear end of handle is in spacious
Open shape；The firing pin set is mounted on the inserted terminal of housing, and the rear end of hammer extends to the opening of handle.
Further, the trigger mechanism is mounted in housing, and puts on be also equipped with the second of limitation trigger mechanism outside
Position limiting structure.
Further, the trigger mechanism includes piston cylinder, piston rod, nail pipe and cartridge chamber body；The piston cylinder is mounted on
In housing, and piston rod is mounted in piston cylinder；The nail pipe is mounted on the logical transmitting terminal of piston, and cartridge chamber body is mounted on piston cylinder
Percussion end, and cartridge chamber body is corresponding with the percussion end of firing pin.
Further, guide groove is offered in the piston cylinder, and the upper end of the second position limiting structure is plugged in guide groove.
Further, second position limiting structure includes the limit sleeve installed on the coat and the limit being mounted in limit sleeve
Position pin, and the tail portion of spacer pin is plugged in guide groove.
Further, the spacer pin is in step-like, and the small shaft part of spacer pin is plugged in guide groove, the big shaft part of spacer pin
One end fixed with limit screw cap, the other end and the piston drum outer wall of the big shaft part of spacer pin support.
Further, it is covered with limit screw cap on the limit sleeve, limit screw cap is threadedly coupled with limit sleeve；The limit
Mounting hole is also provided on the big shaft part of pin；Limit dog chart is installed in the mounting hole, and limits upper end and the limit of dog chart
Nut pushes against.
The beneficial effects of the invention are as follows,
By improving to firing lock, increase resistance spring in percussion covers, when making nailing device freely falling body, hammer exists
Fast moved forward under effect of inertia, at this time resistance spring can effectively counter-blow hammer stopped, substantially reduce hammer to firing pin strike
Inertia force, effectively prevent firing pin to the impact of nail shooting pill, prevent nailing device from being fired, not only conform with country's mark in China
Standard, and make that the structure of firing lock is simpler, cost is lower, assembly is more convenient, stability is higher.
It is coniform by the way that the percussion end of firing pin to be arranged to, since nail shooting pill is fired using rim fire, when making to penetrate
Device is followed closely in nailing device freely falling body, the percussion end of firing pin is deformed the center of nail shooting pill the central contact of nail shooting pill,
So as to which the hitting power that firing pin fires nail shooting pill edge is effectively relieved, when making nailing device freely falling body, nail shooting pill cannot be hit
Hair, meets the national standard in China.
Detailed description of the invention
Fig. 1 is the structure chart of existing firing lock provided by the invention；
Fig. 2 is the structure chart of firing lock provided by the invention；
Fig. 3 is the structure chart that firing pin covers in Fig. 1；
Fig. 4 is the structure chart of firing pin in Fig. 1；
Fig. 5 is the structure chart of hammer in Fig. 1；
Fig. 6 is the structure chart of paddle type mill nailing device provided by the invention；
Fig. 7 is the structure chart of Tu5Zhong bindiny mechanism；
Fig. 8 is the structure chart of trigger mechanism in Fig. 5.
Label and corresponding parts title in attached drawing:
11, firing pin set, 12, firing pin, 13, resistance spring, 14, hammer, the 15, first position limiting structure；
151, pilot hole, 152, connecting pin；
21, handle, 22, housing, the 23, second position limiting structure；
231, limit sleeve, 232, spacer pin, 233, limit screw cap, 234, mounting hole, 235, limit dog chart；
31, piston cylinder, 32, piston rod, 33, nail pipe, 34, cartridge chamber body, 35, guide groove.
Specific embodiment
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment 1
A kind of firing lock provided by the invention shown by Fig. 2 to Fig. 5, including firing pin set 11, firing pin 12 and for hitting
Send out the hammer 14 of firing pin 12；Resistance spring 13 is equipped between the hammer 145 and firing pin set 11.
11 inside of firing pin set includes 12 installation cavity of firing pin, 13 installation cavity of resistance spring, 14 installation cavity of hammer, and firing pin 12 is pacified
Behave affectedly, 13 installation cavity of resistance spring, 14 installation cavity of hammer run through jointly firing pin set 11, and the diameter of 12 installation cavity of firing pin be greater than resistance
The diameter of 13 installation cavity of spring, the diameter of 13 installation cavity of resistance spring are greater than the diameter of 14 installation cavity of hammer, make 12 installation cavity of firing pin with
Junction, 13 installation cavity of resistance spring and the junction of 14 installation cavity of hammer of 13 installation cavity of resistance spring are step-like；It is described to hit
Needle 12 is mounted in 12 installation cavity of firing pin, and firing pin 12 can be moved in 12 installation cavity of firing pin；The firing pin 12 is in step
The big shaft part of shaft-like, firing pin 12 is located in 13 installation cavity of resistance spring, and the percussion end of firing pin 12 passes through 12 installation cavity of firing pin, firing pin 12
Installation cavity and the step of 13 installation cavity junction of resistance spring can effectively limit firing pin 12.
The resistance spring 13 is mounted in 13 installation cavity of resistance spring, and the major diameter of resistance spring 13 is straight with 13 installation cavity of resistance spring
Diameter cooperation；The hammer 14 moves in 14 installation cavity of hammer, and the diameter at the percussion end of hammer 14 is less than 12 installation cavity of firing pin
Diameter, make hammer 14 in moving process, the percussion end of hammer 14 can smoothly enter 13 chamber of resistance spring to firing pin 12 into
Row impact；When nailing device is fallen, hammer 14 is mobile to 12 direction of firing pin, and the impact force of hammer 14 is smaller at this time, when hammer 14
When mobile to firing pin 12,13 counter-blow hammer 14 of resistance spring is effectively stopped, to prevent hammer 14 from striking to firing pin 12.
The hammer 14 includes hammer stem and the disk being mounted on hammer stem, and the disk is at least one, and multiple disks
It is respectively positioned on 14 installation cavity of hammer；The diameter and 14 installation cavity diametric clearance of hammer of the disk cooperate, and not only can guarantee hammer 14
It is sufficiently moved in 14 installation cavity of hammer, and effectively prevent the run-off the straight in moving process of hammer 14, make hammer 14
Movement on the same line, keeps hammer 14 more accurate to the impact of firing pin 12 always.
Be additionally provided with the first position limiting structure 11 that limitation hammer 14 slides on firing pin set 11, state the first position limiting structure 15
Can not only the effectively movement of counter-blow hammer 14 limited, and hammer 14 is effectively prevent to take off out of firing pin set 11 in use
It falls, is to realize to be flexibly connected between hammer 14 and firing pin set 11.
First position limiting structure 15 includes the pilot hole 151 being provided on firing pin set 11 and the company being fixed on hammer 14
Outbound 152；The pilot hole 151 is arranged along the axis direction of firing pin set 11, and the end of connecting pin 152 is plugged in pilot hole
In 151；The pilot hole 151 is long lumbar hole, and the axis direction of pilot hole 151 is consistent with the axis direction of firing pin set 11；It is described
The axis direction of connecting pin 152 is consistent with the diametrical direction of hammer 14, and connecting pin 152 is fixedly mounted on by welding or strong dress
On hammer 14, keep connecting pin 152 and the connection of hammer 14 stronger, and in order to make the easier for installation of hammer 14, it connects
Pin 152 is preferentially mounted on hammer 14 by the way of filling by force, and when hammer 14 needs to assemble, hammer 14 is first mounted on firing pin
In set 11, then by connecting pin 152 by pilot hole 151, and connecting pin the last 152 is made into the peace of hammer 14 on hammer 14
It fills more convenient；By the way that the end of connecting pin 152 to be plugged in pilot hole 151, make hammer 14 when moving, the shifting of hammer 14
It is dynamic to be oriented to by pilot hole 151, and pass through the cooperation of connecting pin 152 and pilot hole 151, it effectively prevent hammer 14
It falls off out of firing pin set 11, covers hammer 14 and firing pin and realize and be flexibly connected between 11.
The pilot hole 151 is two, and two pilot holes 151 cover 11 central axis symmetry arrangement along firing pin, and connect
The both ends of pin 152 are plugged in respectively in two pilot holes 151；Central symmetry row of two pilot holes 151 along firing pin set 11
Cloth, and the central axis of connecting pin 152 is consistent with the diametrical direction of hammer 14, plugs the both ends of connecting pin 152 precisely respectively
In two pilot holes 151, keeps hammer 14 more steady in moving process, prevent hammer 14 from inclining when striking to firing pin 12
Tiltedly.The quantity of the pilot hole 151 can also be greater than two, when pilot hole 151 is greater than two, by multiple pilot holes 151 along hitting
The periphery circumference uniform intervals of needle guard 11 are arranged, at this point, disk directly can be directly welded at multiple connecting pins 152
On outer wall.
The percussion end of the firing pin 12 is in coniform, spherical crown shape, coniform, in pyramid-shaped one of which, specifically, institute
The percussion end for stating firing pin 12 is one end of the impact nail shooting pill of firing pin 12, and the percussion end circumscribed circle diameter of firing pin is less than firing pin and is fired
The diameter at end；Since nail shooting pill is fired using rim fire, when make nailing device in nailing device freely falling body, firing pin 12
End is fired to the central contact of nail shooting pill, is deformed the center of nail shooting pill, so as to which firing pin 12 is effectively relieved to nail shooting pill
The hitting power of edge percussion, when making nailing device freely falling body, nail shooting pill cannot be fired.
When nailing device freely falling body, hammer 14 fast moves forward under effect of inertia, passes through resistance spring 13 and hammer
The cooperation of disk on 14 makes resistance spring 13 realize the blocking of counter-blow hammer 14, to substantially reduce what hammer 14 struck firing pin 12
Inertia force effectively prevent firing pin 12 to prevent nailing device from being fired the impact of nail shooting pill, so that nailing device be made to meet China
National standard.
Embodiment 2
The present embodiment 2 difference from example 1 is that:
The present embodiment 2 provides a kind of firing lock, and the firing pin 12 is wholely set with hammer 14, specifically, firing pin 12
It is integrally formed with hammer 14 or firing pin 12 and hammer 14 is that molding is welded and fixed；When nailing device freely falling body, hammer 14 exists
It is fast moved forward under effect of inertia, hammer 14 when moving, is moved with the firing pin 12 that hammer 14 is wholely set with hammer 14 is synchronous
It is dynamic, and hammer 14, due to the cooperation of disk on resistance spring 13 and hammer 14, makes resistance spring 13 realize counter-blow hammer in moving process
14 blocking, so that the inertia of hammer 14 is substantially reduced, so that the inertia for making firing pin 12 strike nail shooting pill greatly reduces, it is effectively anti-
Only impact of the firing pin 12 to nail shooting pill prevents nailing device from being fired, so that nailing device be made to meet the national standard in China.
Embodiment 3
The present embodiment 3 and embodiment 1, embodiment 2 the difference is that:
As shown in Figure 6 to 8, the present embodiment 3 provides a kind of paddle type mill nailing device, including trigger mechanism, bindiny mechanism
With above-mentioned firing lock；The trigger mechanism and firing lock are separately mounted to the both ends of bindiny mechanism, and 12 tail portion of firing pin with
The percussion end of trigger mechanism is corresponding.
The trigger mechanism is for emitting nailing, and firing lock works as nailing for firing to nail shooting pill
After bullet is fired, nail shooting pill explosion to drive trigger mechanism, launches trigger mechanism by nailing；The bindiny mechanism
For to the connection between firing lock and trigger mechanism, by by firing lock 12 tail portion of firing pin and trigger mechanism hit
Originator corresponds to, thus strike firing pin 12 can directly to trigger mechanism after stress, so that trigger mechanism is made to work,
The final transmitting realized to nailing.
The bindiny mechanism includes housing 22 and the handle 21 for being plugged in 22 one end of housing, and the rear end of handle 21 is in unlimited
Shape；The firing pin set 11 is mounted on the inserted terminal of housing 22, and the rear end of hammer 14 extends to the opening of handle 21；It is described to hold
It is straight 21, and housing 22 is plugged in one end of handle 21, and housing 22 is fixedly connected with handle 21；The housing 22
Connecting pin is that housing 22 is plugged in one end in handle 21, specifically, firing pin set 11 is threadably secured and is mounted on housing 22
Connecting pin, and the shape of firing pin set 11 is in screw-like, keeps the installation of firing pin set 11 more quick and convenient；The rear end of the handle 21
In horn-like, specifically, the rear end of hammer 14 does not extend out the rear end of handle 21, make nailing device when needing work, people can be more
Add and facilitate 14 applied force of counter-blow hammer, keeps the operation of hammer 14 more convenient.
The trigger mechanism is mounted in housing 22, and the second limit knot of limitation trigger mechanism is also equipped on housing 22
Structure 23；Second position limiting structure 23, by the limitation of the second position limiting structure 23, prevents from sending out for limiting trigger mechanism
It penetrates mechanism to fall off out of housing 22 due to the explosion by nail shooting pill in operation process, ensure that the stability of nailing device.
The trigger mechanism includes piston cylinder 31, piston rod 32, nail pipe 33 and cartridge chamber body 34；The piston cylinder 31 is mounted on
In housing 22, and piston rod 32 is mounted in piston cylinder 31；The nail pipe 33 is mounted on the logical transmitting terminal of piston, and cartridge chamber body 34 is pacified
Mounted in the percussion end of piston cylinder 31, and cartridge chamber body 34 is corresponding with the percussion end of firing pin 12；The piston cylinder 31 and 22 gap of housing
Cooperation, and piston cylinder 31 can be moved in housing 22；The cartridge chamber body 34, which is threadably secured, is mounted on piston cylinder 31
Rear end, and cartridge chamber body 34 is corresponding with firing pin 12, specifically, the outer surface of cartridge chamber body 34 is in screw-like, keeps cartridge chamber body 34 quick
Be fixedly mounted on piston cylinder 31；The cartridge chamber body 34 is used for the installation of nail shooting pill, makes firing pin 12 when by power, firing pin 12
The nail shooting pill being mounted in cartridge chamber body 34 is struck, nail shooting pill is made to explode；The piston rod 32 is slidably mounted on piston cylinder
In 31, and the head of piston rod 32 is corresponding with the tail portion of cartridge chamber body 34, after firing the nail shooting pill in cartridge chamber body 34, nail shooting pill
The explosive force of generation pushes piston rod 32 quickly to advance in piston cylinder 31；The nail pipe 33 and the front end of piston cylinder 31 pass through
It is screwed, specifically, nail pipe 33 can be connected through a screw thread the fixed front end for being set in piston cylinder 31, or nail pipe 33 passes through screw thread
Be connected and fixed the front end for being plugged in piston cylinder 31, make follow closely pipe 33 installation it is more quick and convenient, specifically, nail pipe 33 inside with
The inside of piston cylinder 31 is connected to, and the central axis of the central axis of nail pipe 33 and piston rod 32 is on the same line, works as piston
When bar 32 quickly moves forward, the front end of piston rod 32 quickly pushes the nailing in nail pipe 33, manages nailing quickly from nail
It is projected in 33, nailing device is made to complete nailing operation.
Guide groove 35 is offered in the piston cylinder 31, and the upper end of the second position limiting structure 23 is plugged in guide groove 35；
The guide groove 35 is long waist shaped, and the length direction of guide groove 35 is consistent with the length direction of piston cylinder 31, and guide groove 35
In in housing 22；By the way that the upper end of the second position limiting structure 23 to be plugged in guide groove 35, keep the second position limiting structure 23 effective
The movement of piston cylinder 31 is limited and is oriented to, when moving piston cylinder 31 in housing 22, not only makes piston cylinder 31 always
It point-blank moves, and effectively prevent nailing device in operation process, piston cylinder 31 is detached from out of outer cylinder；Meanwhile second
Position limiting structure 23 can also can effectively prevent piston cylinder 31 and be rotated in moving process.
Second position limiting structure 23 includes the limit sleeve 231 being mounted on housing 22 and is mounted in limit sleeve 231
Spacer pin 232, and the tail portion of spacer pin 232 is plugged in guide groove 35；The limit sleeve 231 prolongs along the radial direction of housing 22
It stretches, and limit sleeve 231 is fixed on housing 22 by welding or strong dress；In a tubular form, spacer pin 232 is limiting the limit sleeve 231
It can be moved in position set 231, by mobile spacer pin 232, the length for stretching out spacer pin 232 can be adjusted, to make
The tail portion of spacer pin 232 is smoothly plugged in guide groove 35, to realize the limit and guiding to piston cylinder 31；The limit
The diameter of pin 232 and the width of guide groove 35 are clearance fit, make piston cylinder 31 when moving, and piston cylinder 31 can be smoothly along limit
Position pin 232 is moved, and is cooperated spacer pin 232 and guide groove 35 preferably, is prevented piston cylinder 31 from occurring in moving process
Caton phenomenon.
The spacer pin 232 is in step-like, and the small shaft part of spacer pin 232 is plugged in guide groove 35, the big axis of spacer pin 232
One end of section and limit screw cap 233 are fixed, and the other end and 31 outer wall of piston cylinder of the big shaft part of spacer pin 232 support；The limit
The small shaft section diameter of pin 232 and the width gaps of guide groove 35 cooperate, and 232 major diameter section diameter of spacer pin is greater than guide groove 35
Width, by the cooperation of 232 major diameter section and guide groove 35 of spacer pin, after so that spacer pin 232 is stretched to 35 certain distance of guide groove,
Spacer pin 232 cannot continue to move into guide groove 35, effectively prevent because spacer pin 232 stretch to it is too long and right in guide groove 35
Piston rod 32 causes to stop, so that the movement of piston rod 32 be made to be controlled；Meanwhile passing through 232 major diameter section of spacer pin and guiding
The cooperation of slot 35 keeps the installation of spacer pin 232 more firm, prevents piston cylinder 31 in moving process, because of the cunning of spacer pin 232
It moves and the movement of piston cylinder 31 is caused Caton phenomenon occur.
Limit screw cap 233 is covered on the limit sleeve 231, limit screw cap 233 is threadedly coupled with limit sleeve 231；It is described
Mounting hole 234 is also provided on the big shaft part of spacer pin 232；Limit dog chart 235 is installed in the mounting hole 234, and is limited
The upper end of dog chart 235 and limit screw cap 233 push against；Specifically, offering external screw thread, limit screw cap on the outer wall of limit sleeve 231
Offer on 233 inner wall makes to turn limit screw cap with the internal screw thread of external screw thread cooperation by the cooperation of external screw thread and internal screw thread
When 233, limit screw cap 233 generates certain displacement on limit sleeve 231.
The central axis of the mounting hole 234 is consistent with the central axis of spacer pin 232, and limit dog chart 235 is mounted on
It fills in hole 234, by installation limit screw cap 233, is pressed in limit dog chart 235 in mounting hole 234, and limit screw cap 233
Spacer pin 232 is then directly passed to the pressing force of limit dog chart 235, pushes against the major diameter section of spacer pin 232 and piston cylinder 31,
To make spacer pin 232 be fixed, keeps spacer pin 232 more firm in 31 moving process of piston cylinder, prevent piston cylinder 31 from existing
In moving process, the movement of piston cylinder 31 is caused Caton phenomenon occur because of the sliding of spacer pin 232.In order to make spacer pin 232
It is pushed against with the outer wall of piston cylinder 31, it, can be by spacer pin 232 in the case where not installing limit dog chart 235 and opening up mounting hole 234
It is fixed with limit screw cap 233, by turning limit screw cap 233, limit screw cap 233 is made to drive spacer pin 232 while rotation
Advance, so that spacer pin 232 and 31 outer wall of piston cylinder be made to lock, realizes the fixation to spacer pin 232.
Nailing device needed to follow closely in pipe 33 in use, being first placed on nailing at that time, and nail shooting pill is then mounted on cartridge chamber body
It is in 34, nail pipe 33 is corresponding with object to be fixed, hammer 14 is then firmly tapped, keeps hammer 14 mobile to 12 direction of firing pin, hits
Hammer is 14 in moving process, since power is larger, and hammer 14 can be such that resistance spring 13 compresses completely, to make for the beaing of being subject to of hammer 14
Hammer 14 strikes firing pin 12, and in the case where being struck, firing pin 12 moves forward firing pin 12, makes firing pin 12 to the nail shooting pill on cartridge chamber body 34
It is struck, nail shooting pill explodes under impact state, and the power that nail shooting pill explosion generates then quickly pushes piston rod 32 to move
It is dynamic, to make piston rod 32 that will follow closely the quick release in pipe 33, to realize nailing operation.
While piston rod 32 is mobile, since nail shooting pill explosive force is larger, cartridge chamber body 34 can be made to will receive explosion
Reaction force, move cartridge chamber body 34 can in housing 22, and cartridge chamber body 34 is when moving, and cartridge chamber body 34 will push piston cylinder
31 is mobile, moves piston cylinder 31 in housing 22, by the cooperation of spacer pin 232 and guide groove 35, is moving piston cylinder 31
During dynamic, spacer pin 232 effectively can be oriented to and be limited to piston cylinder 31, prevent piston cylinder 31 from falling off out of housing 22；
Meanwhile the explosive force of nail shooting pill explosion generation will push firing pin 12 simultaneously and move into firing pin set 11, and firing pin 12 is after movement
Hammer 14 can be struck, keeps hammer 14 mobile to the rear end of handle 21, and hammer 14 is in moving process, due to connecting pin 152
With the cooperation of pilot hole 151, make hammer 14 in moving process, connecting pin 152 can effectively counter-blow hammer 14 be oriented to and limited,
Prevent hammer 14 from falling off out of firing pin set 11.
When nailing device freely falling body, hammer 14 fast moves forward under effect of inertia, and hammer 14 pushes forward at this time
Power it is smaller, by the cooperation of disk on resistance spring 13 and hammer 14, stop the effective counter-blow hammer 14 of resistance spring 13, thus
The inertia force that hammer 14 strikes firing pin 12 is substantially reduced, prevents hammer 14 from striking to firing pin 12, to make firing pin 12
The nail shooting pill being mounted in cartridge chamber body 34 cannot be fired, to make nailing device meet to preventing nailing device from being fired
The national standard in China.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of firing lock, including firing pin set (11), firing pin (12) and the hammer (14) for being used for fire firing pin (12), feature
It is, is equipped with resistance spring (13) between the hammer (14) and firing pin set (11).
2. firing lock according to claim 1, which is characterized in that be additionally provided with limitation hammer on the firing pin set (11)
(14) the first position limiting structure (15) slid.
3. firing lock according to claim 1, which is characterized in that first position limiting structure (15) includes being provided with to hit
Pilot hole (151) on needle guard (11) and the connecting pin (152) being fixed on hammer (14)；The pilot hole (151) is along firing pin
The axis direction setting of (11) is covered, and the end of connecting pin (152) is plugged in pilot hole (151).
4. firing lock according to claim 1, which is characterized in that the percussion end of the firing pin (12) is in coniform, ball
One of which coronal, coniform, in pyramid-shaped.
5. a kind of paddle type mill nailing device, which is characterized in that including any one in trigger mechanism, bindiny mechanism and Claims 1-4
Firing lock described in；The trigger mechanism and firing lock are separately mounted to the both ends of bindiny mechanism, and firing pin (12) tail
Portion is corresponding with the percussion end of trigger mechanism.
6. paddle type mill nailing device according to claim 5, which is characterized in that the bindiny mechanism includes housing (22) and inserts
It is located at the handle (21) of housing (22) one end, and the rear end of handle (21) is in open state；The firing pin set (11) is mounted on housing
(22) inserted terminal, and the rear end of hammer (14) extends to the opening of handle (21).
7. paddle type mill nailing device according to claim 6, which is characterized in that the trigger mechanism is mounted on housing (22)
It is interior, and the second position limiting structure (23) of limitation trigger mechanism is also equipped on housing (22)；It is offered in the piston cylinder (31)
Guide groove (35), and the upper end of the second position limiting structure (23) is plugged in guide groove (35).
8. paddle type mill nailing device according to claim 7, which is characterized in that the trigger mechanism include piston cylinder (31),
Piston rod (32), nail pipe (33) and cartridge chamber body (34)；The piston cylinder (31) is mounted in housing (22), and piston rod (32) is pacified
In piston cylinder (31)；The nail pipe (33) is mounted on the logical transmitting terminal of piston, and cartridge chamber body (34) is mounted on piston cylinder (31)
Percussion end, and cartridge chamber body (34) is corresponding with the percussion end of firing pin (12).
9. paddle type mill nailing device according to claim 7, which is characterized in that second position limiting structure (23) includes installation
In the limit sleeve (231) on housing (22) and the spacer pin (232) being mounted in limit sleeve (231), and the tail of spacer pin (232)
Portion is plugged in guide groove (35)；For the spacer pin (232) in step-like, the small shaft part of spacer pin (232) is plugged in guide groove
(35) in, one end and limit screw cap (233) of the big shaft part of spacer pin (232) are fixed, the other end of the big shaft part of spacer pin (232) with
Piston cylinder (31) outer wall supports.
10. paddle type mill nailing device according to claim 9, which is characterized in that be covered with limit on the limit sleeve (231)
Nut (233), limit screw cap (233) are threadedly coupled with limit sleeve (231)；It is also opened up on the big shaft part of the spacer pin (232)
There are mounting hole (234)；Limit dog chart (235) is installed in the mounting hole (234), and limits upper end and the limit of dog chart (235)
Position nut (233) pushes against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910912232.7A CN110524489A (en) | 2019-09-25 | 2019-09-25 | A kind of firing lock and the paddle type mill nailing device with the firing lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910912232.7A CN110524489A (en) | 2019-09-25 | 2019-09-25 | A kind of firing lock and the paddle type mill nailing device with the firing lock |
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| CN110524489A true CN110524489A (en) | 2019-12-03 |
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| CN201910912232.7A Pending CN110524489A (en) | 2019-09-25 | 2019-09-25 | A kind of firing lock and the paddle type mill nailing device with the firing lock |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152162A (en) * | 2020-02-26 | 2020-05-15 | 建德席次机械设备有限公司 | Motor-driven self-filling nail-shooting hammer |
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| GB744822A (en) * | 1952-10-31 | 1956-02-15 | Rolf Bertelsmann | An improved device for driving bolts or short pointed members into constructional parts |
| US3690536A (en) * | 1970-12-07 | 1972-09-12 | Olin Corp | Powder-actuated tool |
| US4651912A (en) * | 1985-05-28 | 1987-03-24 | Uniset Corporation | Hammer-activated fastener tool |
| CN1099325A (en) * | 1993-02-10 | 1995-03-01 | 伊利诺斯工具制造公司 | Hammer-strikable, powder-actuated fastener-driving tool |
| CN1134126A (en) * | 1993-11-05 | 1996-10-23 | 威廉·J·汤普森 | Compression actuated tool driving fasteners |
| CN1507985A (en) * | 2002-12-19 | 2004-06-30 | 希尔蒂股份公司 | Combustion-force pushed mounting tool for fastener |
| CN205057960U (en) * | 2015-08-24 | 2016-03-02 | 张波 | Novel nail is penetrated in explosive type drive device |
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| CN111152162A (en) * | 2020-02-26 | 2020-05-15 | 建德席次机械设备有限公司 | Motor-driven self-filling nail-shooting hammer |
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