CN208713876U - A kind of mute type nailing device rotating firing lock - Google Patents
A kind of mute type nailing device rotating firing lock Download PDFInfo
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- CN208713876U CN208713876U CN201821352576.4U CN201821352576U CN208713876U CN 208713876 U CN208713876 U CN 208713876U CN 201821352576 U CN201821352576 U CN 201821352576U CN 208713876 U CN208713876 U CN 208713876U
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- percussion
- shell
- pressure pipe
- hammer
- sliding sleeve
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Abstract
The utility model relates to nailing tool fields, and in particular to a kind of nailing device.Purpose is to provide that a kind of structure is simple, and manufacturing cost is low, the nailing device of high reliablity;Used technical solution is: including transmitting tube, silencer cover, shell in a tubular form, tail sleeve, percussion lock, described shell one end is fixedly connected with transmitting tube, the percussion lock is fixedly connected by tail sleeve with shell, and the percussion lock passes through shell and matches with transmitting tube;The transmitting tube is provided with hole of cooling down, and the silencer cover is set in outside transmitting tube.The utility model has the characteristics that structure is simple, manufacturing cost is low, the operation is stable, safe and reliable.
Description
Technical field
The utility model relates to nailing tool fields, and in particular to a kind of mute type nailing device for rotating firing lock.
Background technique
Nailing device is that nailing is squeezed into the tool of buildings using the powder gas of blank ammunition generation as power,
Though emit the blank cartridge of nailing and common military blank cartridge in many-sided equal different from such as size, structure, powder charge, material,
Equally there is certain lethality.Nailing gun is a kind of advanced modern tightening technology for nailing tightening technology, with transmission
Pre-buried fixation, burrowing the fixed forms such as pours, is bolted, welding and compare, it, which has, has many advantages: the included energy, thus
The burden of electric wire and air hose is got rid of, convenient for scene and high altitude operation;Quick, short time limit is operated, worker's labour can be mitigated significantly
Intensity.
But existing nailing device, structure is complicated, and component is more, leads to stability, the poor reliability of nailing device, and cost
It is high;Emit spring and reset spring middle section be hanging, no guiding fixed mechanism cause nailing be easy to appear accidentally send out, fail to explode etc. it is former
Barrier;Furthermore the component design of most of nailing device is not reasonable, does not do fool-proof design, has to assembly technology, process stringent
It is required that being easy to appear waste product, while the difficulty of assembly is also increased, production efficiency is not high, and manufacturing cost is high, penetrates there are also existing
Device is followed closely, is all that transmitting terminal is movable;Therefore hand-held when, need to hold transmitting terminal, thus need to do the shell of transmitting terminal every
Heat treatment, further increases manufacturing cost;In addition, the stroke range of ejector rod is smaller, cause nailing device that can only be applicable in few
The nailing of part specification, poor universality.
Summary of the invention
The purpose of the utility model is to provide a kind of structure is simple, manufacturing cost is low, the nailing device of high reliablity.
For achieving the above object, the technical scheme adopted by the utility model is including transmitting tube, silencer cover, being in
The shell of tubulose, tail sleeve, percussion lock, described shell one end are fixedly connected with transmitting tube, the percussion lock by tail sleeve with
Shell is fixedly connected, and the percussion lock passes through shell and matches with transmitting tube;The transmitting tube is provided with hole of cooling down, described to disappear
The sound enclosure is located at outside transmitting tube.
Preferably, the percussion lock includes sliding sleeve, pre- pressure pipe, and the sliding sleeve is arranged inside the shell, described sliding sleeve one end
It is fixedly connected with ejector rod, the ejector rod is slidably matched with transmitting tube, and described pre- pressure pipe one end passes through tail and is set on sliding sleeve
The other end in and be slidably matched therewith, other end setting outside shell and is fixedly connected with tail-hood;The tail sleeve and tail-hood it
Between be provided with reset spring, slidably connect hammer in the pre- pressure pipe and sliding sleeve connecting pin, set between the hammer and tail-hood
It is equipped with percussion spring;Described hammer one end is fixed with firing pin, the other end is provided with percussion block, is provided with and fires in the hammer
The inclined-plane that block matches, the firing pin are slidably matched with ejector rod;Described percussion block one end and hammer be rotatably connected, the other end
It is slidably matched across pre- pressure pipe and sliding sleeve and with pre- pressure pipe and sliding sleeve, the end that the sliding sleeve is connect with pre- pressure pipe is provided with and hits
Percussion block side described in the notch that the end of hair block matches is opposite with the inclined-plane in the hammer, the other side extends to described hit
The end face of hammer.
Preferably, the shell, percussion block are symmetrical structure.
Preferably, the reset spring is set in outside precompressed pipe, and the percussion spring is arranged in pre- pressure pipe, the percussion
The outer diameter of spring is slightly less than the internal diameter of pre- pressure pipe.
Preferably, plain cushion is provided between percussion spring and the hammer.
Preferably, the shell is spirally connected with transmitting tube, tail sleeve respectively.
Preferably, the hammer is connected with pre- pressure pipe, sliding sleeve by pin shaft and corresponding sliding slot.
Preferably, the tail-hood outer end is provided with screw thread.
The beneficial effects of the utility model are: shell one end is fixedly connected with transmitting tube, another percussion lock by tail sleeve with
Shell is fixedly connected and passes through shell and matches with transmitting tube, therefore need to drive when emitting nailing is percussion lock,
Without driving shell to move together, reduce the resistance for penetrating hair, it is more labor-saving;In addition device returns after the completion of also reducing percussion
The inertia and screen resilience of bullet, so that nailing device is more steady when working.Transmitting tube is provided with hole of cooling down, the heat that percussion nailing generates
Amount is mostly distributed by above-mentioned venthole and is taken away, when the heat that enters in shell it is few, therefore shell can directly be held, and not needed
Heat-insulated processing is done again, is further simplified the processing technology and manufacturing cost of nailing device.Silencer cover is set in outside transmitting tube, and percussion is penetrated
The high pressure gas generated when nail enters in silencer cover;After the completion of firing again, nailing device is removed, the gas in silencer cover is emitted again
Sound when excluding on pipe with hole of cooling down thereon, therefore firing nailing is absorbed by silencer cover, and the noise of generation is minimum.
The triggering of nailing device is controlled additionally by the rotation of limitation percussion block, and by firing block, reduces component, together
When also increase the security reliability of nailing device;Furthermore need to only it use the power of very little that can be turned when driving fires block,
It is greatly reduced the resistance of percussion, resistance is about the 1/10 of the percussion resistance of existing sliding percussion pin.Simultaneously shell, hit
Hair block is symmetric design, on the one hand reduces the probability of assembly dislocation, low to assembly technology procedure calls;On the other hand, simplify
Production process, reduces processing cost.Shell both ends are threadedly coupled transmitting tube and tail sleeve respectively, are readily disassembled installation, are convenient for
Assembly, cleaning, the maintenance of nailing device.There are also ejector rods to be limited by nailing, first can be applicable in the nailing of different size length, and two
It then only just can trigger when nailing encounters larger resistance, can prevent from accidentally penetrating.Therefore the utility model is simple with structure, makes
Make at low cost, the operation is stable, safe and reliable feature.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model;
Fig. 2 is the exploded sketch of the utility model;
Fig. 3 is the transmitting tube schematic diagram of the utility model;
Fig. 4 is the silencer cover schematic diagram of the utility model;
Fig. 5 is the sliding sleeve schematic diagram of the utility model;
Fig. 6 is the hammer schematic diagram of the utility model;
Fig. 7 is the pre- pressure pipe schematic diagram of the utility model;
Fig. 8 is the percussion block schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, in order to those skilled in the art's reason
Solve the utility model.Wherein it is unaccounted be fixedly connected it is general using be spirally connected, weld, pin joint, interference fit etc. it is other fixed
One of mode mode is fixed, and will no longer be explained in embodiment.
In conjunction with attached drawing 1~8, a kind of nailing device, including transmitting tube 1, silencer cover 2, shell 3 in a tubular form, tail sleeve 12, percussion
Device, described 3 one end of shell are fixedly connected with 1 firing pin nose end of transmitting tube, and the percussion lock is fixed by tail sleeve 12 and shell 3
Connection, the percussion lock pass through shell 3 and match with transmitting tube 1;The transmitting tube 1 is provided with hole 21 of cooling down, the noise reduction
Cover 2 is set in outside transmitting tube 1.Specifically, transmitting tube 1 is fixedly connected with one end of shell 3, percussion lock pass through shell 3 and
The tail sleeve 12 being fixedly connected with 3 other end of shell is matched with transmitting tube 1, thus penetrate transmitting nail 20 need drive only hit
Transmitting apparatus reduces the resistance for penetrating hair without driving shell to move together, more laborsaving;In addition it also reduces to penetrate and distribute
At inertia and screen resilience that rear device is sprung back, so that nailing device is more steady at work.
In addition, the hole 21 of cooling down being arranged on transmitting tube 1, gas, the lime-ash etc. generated when the blank cartridge of nailing can burn
It imported into silencer cover 2, to reduce the slag for entering shell 3, reduces the maintenance frequency of nailing device.Silencer cover 2 is set in transmitting
Outside pipe 1, the high pressure gas generated when firing nailing 20 enters 2 in silencer cover;After the completion of percussion, nailing device, silencer cover 2 are removed
Interior gas is again on emitted pipe 1 and the exclusion of hole 21 of cooling down thereon, therefore sound when firing nailing 20 is inhaled by silencer cover 2
It receives, the noise of generation is minimum.Ensure that the high-temperature gas into shell 3 is few simultaneously, thus ensure that the temperature rise of shell 3 is low,
Therefore when in use can directly hand-held housing 3, do not need to do heat-insulated processing again, be further simplified the processing technology of nailing device, drop
Low manufacturing cost improves the replicability of nailing device.
Further, the percussion lock includes sliding sleeve 6, pre- pressure pipe 8, and the sliding sleeve 6 is arranged in shell 3, the cunning
It covers 6 one end and is fixedly connected with ejector rod 5, the ejector rod 5 is slidably matched with transmitting tube 1, and described pre- 8 one end of pressure pipe passes through tail sleeve
12 are arranged in the other end of sliding sleeve 6 and are slidably matched therewith, the other end is arranged outer in shell 3 and is fixedly connected with tail-hood 16;
It is provided with reset spring 14 between the tail sleeve 12 and tail-hood 16, slidably connects and hits in the pre- pressure pipe 8 and 6 connecting pin of sliding sleeve
Hammer 7 is provided with percussion spring 15 between the hammer 7 and tail-hood 16;Described 7 one end of hammer is fixed with firing pin 4, other end setting
There is percussion block 10, the inclined-plane matched with percussion block 10 is provided in the hammer 7, the firing pin 4 is matched with the sliding of ejector rod 5
It closes;Described 10 one end of percussion block and hammer 7 are rotatably connected, the other end passes through pre- pressure pipe 8 and sliding sleeve 6 and with pre- pressure pipe 8 and sliding
Set 6 is slidably matched, and the end that the sliding sleeve 6 is connect with pre- pressure pipe 8 is provided with the notch matched with the end of percussion block 10, institute
State the end face that percussion 10 side of block is opposite with the inclined-plane in the hammer 7, the other side extends to the hammer 7.
It is understood that sliding sleeve 6, ejector rod 5 are arranged in shell 3,5 one end of ejector rod is fixedly connected with sliding sleeve 6
Together, the other end is arranged in transmitting tube 1, and can slide in transmitting tube 1.And one end of pre- pressure pipe 8 is arranged at 6 end of sliding sleeve
Head it is interior, and be slidably connected together, that is to say, that one end that pre- pressure pipe 8 is connect with sliding sleeve 6 is located in shell 3, and the other end exists
Outside shell 3, and it is fixedly connected with tail-hood 16.In addition the setting of hammer 7 is slidably connected in pre- pressure pipe 8, and with pre- pressure pipe 8.It hits
4 one end of needle is fixed together with hammer 7, and such as by pin shaft 9 and corresponding pin hole, its pin joint is facilitated more on hammer 7
Change firing pin 4, the other end of firing pin 4 is arranged in ejector rod 5 and slidably.Percussion block 10 passes through hinged, pin joint or other can
The connection type of rotation is connect with hammer 7, and corresponding space is provided in hammer 7 to guarantee that it can be rotated.In addition precompressed
Pipe 8 is provided with corresponding kidney slot or is not through to the sliding slot of end face and passes through for percussion block 10, realizes percussion block 10 and precompressed
Pipe 8 and sliding sleeve 6 are slidably matched.
Percussion 10 side of block is limited by the inclined-plane matched on hammer 7 with it, to guarantee the end of percussion block 10 not
It can be detached from pre- pressure pipe 8, the other side is limited by percussion spring 15;In addition percussion spring 15 assembly when, must guarantee its be in by
Pressure condition is located at the end for firing block 10 on 6 end of sliding sleeve to push down the side that percussion block 10 extends to 7 end face of hammer
In corresponding notch, even if its is in running order, to guarantee that percussion block 10 is stuck between sliding sleeve 6 and pre- pressure pipe 8.This field skill
Art personnel are it is appreciated that the axle center that percussion block 10 rotates should be on the axis of pre- pressure pipe 8, therefore pre- pressure pipe 8 is in percussion block 10
Impetus to percussion 10 center of rotation of block distance be greater than percussion block center of rotation to percussion spring 15 distance, therefore percussion block
The compression torque of compression percussion spring 15 when 10 rotating torque is much larger than its rotation, therefore percussion dress can be greatly reduced
Resistance when percussion is set, so that the nailing operation of nailing device is more laborsaving light.(lever principle)
When pre- pressure pipe 8 is pressed to the movement of sliding sleeve 6, pre- pressure pipe 8 slides into certain position and pressure is acted on percussion block 10
On make its rotation, make to fire 10 end of block and be detached from sliding sleeve 6, to discharge percussion spring 15.When the pressure disappears, reset spring
14 push tail-hood 16, drive pre- pressure pipe 8, keep tail-hood 16 mobile to the direction far from tail sleeve 12, and pre- pressure pipe 8 drives percussion block at this time
10 rotate to the direction of tail-hood 16, make to fire the rotation reset of block 10, while driving sliding sleeve 6 to move to tail-hood 16 together from pre- pressure pipe 8
It is dynamic, sliding sleeve 6 is limited finally by tail sleeve 12, to be limited by sliding sleeve 6 to pre- pressure pipe 8, finally makes the portion in entire nailing device
Part returns to position and device before use.
Further, the shell 3, percussion block 10 are symmetrical structure.That is, shell 3, percussion block 10 are all made of
Fool-proof design, substantially reduces wrongly installed probability, and assemble sequence also without strict demand, reduces the cost of labor of assembly, reduces dress
Match, clean, maintenance difficulties;Simultaneously any part after mistake assembly all can not normal use, guarantee safety in utilization.
Further, the reset spring 14 is set in outside pre- pressure pipe 8, and the percussion spring 15 is arranged in pre- pressure pipe 8,
The outer diameter of the percussion spring 15 is slightly less than the internal diameter of pre- pressure pipe 8.It is understood that setting can prevent reset spring in this way
14 bend when in use with percussion spring 15, improve the reliability of nailing device, prevent the feelings get stuck, accidentally penetrate, failing to explode
Condition occurs.
Further, plain cushion 13 is provided between the percussion spring 15 and hammer 7.It should be understood that setting plain cushion
13, so that the side stress that percussion block 10 extends to 7 end face of hammer is more evenly, it can be improved the stability and reliability of percussion.
Further, the shell 3 is spirally connected with transmitting tube 1, tail sleeve 12 respectively.Specifically, main part is only in shell 3
Threaded engagement at both ends design two, and be symmetrical fool-proof design, it is readily disassembled installation.It, can be to nailing device after removing shell 3
Internal important Parts carry out cleaning, convenient for doing daily cleaning to nailing device.
Further, the hammer 7 is connected with pre- pressure pipe 8, sliding sleeve 6 by pin shaft and corresponding sliding slot.Specifically, in advance
The end that pressure pipe 8 and sliding sleeve 6 connect is provided with corresponding kidney slot, is provided with corresponding pin hole on hammer 7 and percussion block 10,
Kidney slot and pin hole are passed through by pin shaft 11, hammer 7 and pre- pressure pipe 8, sliding sleeve 6 are slidably connected.In addition pin shaft 11 is removed
Hammer 7, pre- pressure pipe 8, sliding sleeve 6, percussion block 10 can be disassembled, it is convenient that dimension is further cleaned to the part of entire firing lock
Shield also facilitates and checks whether firing pin 4, percussion spring 15 need replacing.
Further, 16 outer end of tail-hood is provided with screw thread.Screw thread is set in 16 outer end of tail-hood, so that nailing device can lead to
It crosses tail-hood 16 to be spirally connected extension rod, eminence buildings to be fixed, improves the applicability of nailing device.
The application method and principle of the utility model:
When assembly, it must guarantee that percussion spring 15 is in pressured state, to make the outside for firing block 10 by plain cushion 13
Pressure, make its outside with plain cushion 13 fitting together tightly, and engage its end at the inclined-plane of the corresponding notch of sliding sleeve 6,
Engage it with sliding sleeve 6.
In use, by nailing 20 in transmitting tube 1,1 nozzle face buildings of transmitting tube, while tail-hood 16 is applied
Pressure F, thus push pre- pressure pipe 8, percussion spring 15, plain cushion 13, sliding sleeve 6, percussion block 10, hammer 7, firing pin 4, ejector rod 5 to
The direction of buildings is mobile;When ejector rod 5 resists 20 bottom of nailing, the resistance that nailing 20 generates is transferred to sliding sleeve 6, makes to slide
Set 6 and ejector rod 5 stop movement;Pressure F promotes pre- pressure pipe 8, percussion spring 15, plain cushion 13, percussion block 10, hammer 7, hits at this time
Needle 4 continues to move to and compresses percussion spring 15, when pre- pressure pipe 8 acts on percussion block 10, overcomes percussion spring 15 by pressure F
It acts on the pressure fired on block 10 and continues compression percussion spring 15, make to fire block 10 to the rotation of buildings direction, thus
Make to fire the disengaging sliding sleeve 6 of block 10, that is, can trigger percussion spring 15.
Meanwhile pre- pressure pipe 8 will continue to move forward under the action of pressure F, until the end face of pre- pressure pipe 8 and ejector rod 5
Fitting.By firing the screen resilience of spring 15, act on by firing pin 4 moment bullet to the bottom end of nailing 20 on hammer 7, to ignite
Blank cartridge emits nailing 20, squeezes into it in buildings.Pressure F acts on ejector rod 5 by pre- pressure pipe 8 simultaneously, can anti-retaining
Shell bar 5 generates movement, to protect internal structure when nailing 20 emits.And the powder gas that nailing 20 is extra after firing, lead to
The hole 21 of cooling down on transmitting tube 1 is crossed, in the chamber being collectively formed into transmitting tube 1 and silencer cover 2, so that the use of buffering is played,
And decline gaseous-pressure, then using the bleeder port 22 on silencer cover 2, nailing device is discharged;It is produced to make to emit nailing 20
Raw sound wave, is quickly weakened, and achievees the effect that reduce noise (similar with micropole diffusor principle).
After the completion of shooting, remove pressure F, the pre- pressure pipe 8 of the component inside nailing device, percussion spring 15, plain cushion 13, sliding sleeve 6,
Block 10, hammer 7, firing pin 4, ejector rod 5 are fired, under the rebound effect of returning spring 14, returns to and applies pressure F in tail-hood 16
Preceding state.
Claims (8)
1. a kind of nailing device, including transmitting tube (1), silencer cover (2), shell (3) in a tubular form, tail sleeve (12), percussion lock,
Be characterized in that: described shell (3) one end is fixedly connected with transmitting tube (1), and the percussion lock passes through tail sleeve (12) and shell (3)
The other end be fixedly connected, the percussion lock pass through shell (3) matched with transmitting tube (1);
The transmitting tube (1) is provided with hole of cooling down (21), and the silencer cover (2) is set in transmitting tube (1) outside.
2. nailing device according to claim 1, it is characterised in that: the percussion lock includes sliding sleeve (6), pre- pressure pipe (8),
In shell (3), described sliding sleeve (6) one end is fixedly connected with ejector rod (5) for the sliding sleeve (6) setting, the ejector rod (5) with
Transmitting tube (1) is slidably matched, described pre- pressure pipe (8) one end pass through tail sleeve (12) be arranged sliding sleeve (6) the other end in and therewith
It is slidably matched, other end setting in shell (3) outside and is fixedly connected with tail-hood (16);
It is provided with reset spring (14) between the tail sleeve (12) and tail-hood (16), the pre- pressure pipe (8) and sliding sleeve (6) connecting pin
It inside slidably connects hammer (7), percussion spring (15) is provided between the hammer (7) and tail-hood (16);
Described hammer (7) one end is fixed with firing pin (4), the other end is provided with percussion block (10), be provided in the hammer (7) with
The inclined-plane that percussion block (10) matches, the firing pin (4) are slidably matched with ejector rod (5);
The percussion block (10) one end is rotatably connected with hammer (7), the other end passes through pre- pressure pipe (8) and sliding sleeve (6) and with it is pre-
Pressure pipe (8) and sliding sleeve (6) are slidably matched, and the end that the sliding sleeve (6) connect with pre- pressure pipe (8) is provided with and percussion block (10)
The notch that end matches, percussion block (10) side is opposite with the inclined-plane in the hammer (7), the other side extend to it is described
The end face of hammer (7).
3. nailing device according to claim 2, it is characterised in that: the shell (3), percussion block (10) are symmetrical junction
Structure.
4. nailing device according to claim 3, it is characterised in that: the reset spring (14) is set in pre- pressure pipe (8) outside,
In pre- pressure pipe (8), the outer diameter of percussion spring (15) is slightly less than the interior of pre- pressure pipe (8) for percussion spring (15) setting
Diameter.
5. nailing device according to claim 4, it is characterised in that: be arranged between the percussion spring (15) and hammer (7)
There are plain cushion (13).
6. nailing device described in any one according to claim 1~5, it is characterised in that: the shell (3) respectively with transmitting tube
(1), tail sleeve (12) is spirally connected.
7. nailing device according to claim 2, it is characterised in that: the hammer (7) passes through with pre- pressure pipe (8), sliding sleeve (6)
Pin shaft and the connection of corresponding sliding slot.
8. nailing device according to claim 7, it is characterised in that: tail-hood (16) outer end is provided with screw thread.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821352576.4U CN208713876U (en) | 2018-08-21 | 2018-08-21 | A kind of mute type nailing device rotating firing lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821352576.4U CN208713876U (en) | 2018-08-21 | 2018-08-21 | A kind of mute type nailing device rotating firing lock |
Publications (1)
Publication Number | Publication Date |
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CN208713876U true CN208713876U (en) | 2019-04-09 |
Family
ID=65978770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821352576.4U Active CN208713876U (en) | 2018-08-21 | 2018-08-21 | A kind of mute type nailing device rotating firing lock |
Country Status (1)
Country | Link |
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CN (1) | CN208713876U (en) |
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2018
- 2018-08-21 CN CN201821352576.4U patent/CN208713876U/en active Active
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