CN108081205A - Hand-held pneumatic bushing press-mounting rifle - Google Patents
Hand-held pneumatic bushing press-mounting rifle Download PDFInfo
- Publication number
- CN108081205A CN108081205A CN201810013668.8A CN201810013668A CN108081205A CN 108081205 A CN108081205 A CN 108081205A CN 201810013668 A CN201810013668 A CN 201810013668A CN 108081205 A CN108081205 A CN 108081205A
- Authority
- CN
- China
- Prior art keywords
- bushing
- piston
- impact
- impact bar
- gun barrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 230000001186 cumulative effect Effects 0.000 claims abstract description 9
- 238000004080 punching Methods 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims 1
- 238000003825 pressing Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/06—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races
- B25B27/064—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races fluid driven
Abstract
A kind of hand-held pneumatic bushing press-mounting rifle disclosed by the invention, it is desirable to provide a kind of easy to operate, convenient, fast, safe, the big pneumatic pressing sleeve device of impact forces.The technical scheme is that：High pressure draught is divided into two-way, battle array inclined hole cumulative is justified by end cap (3) afterbody all the way, end cap is driven to rotate, Lavalle swirling eddy is sent into gun barrel dynamic pressure cavity, impact piston (5) is by piston bearing (6) along gun barrel slip pipe channel impulse piston impact bar (10), another way justifies battle array busbar inclined hole by taper inflator (4) circular cone, into piston shaft socket end to circle battle array hole, form the Lavalle high pressure focused airflow of impact piston impact bar spring base, the high pressure cumulative air-flow that impact piston impact bar is accelerated along gun barrel slip pipe passage is formed again, piston impact rod end connection bushing punch (11) is promoted at a high speed, it holds to impact bushing punch head cylinder extension and penetrates bushing, bushing workpiece is vertically pressed into bushing inner hole of workpiece.
Description
Technical field
The present invention relates to a kind of machinery manufacturing industry crimping tool, especially to various types bushing, drill bushing, bearing and axis
The interference fit press-in of set, the interference fit device being pressed.Fast pneumatic pressing sleeve device with high concentration degree impact force,
Be exactly specifically by bushing, drill bushing it is accurate, efficiently, rapidly in press-in hole, to reach the technology requirement for processing part.
Background technology
Technology of pressure mounting is widely used in machine industry, it belongs to interference connection scope.Bushing is that machine industry is used
More press fitting workpiece is measured, is a metallic cylinder inside bushing aperture, it is sometimes external to be wrapped in rubber layer.Bushing generally has
Targeting port usually flushes press fitting with top surface, and liner head axle sleeve is more closely installed together.Usual excircle of bushing or hole
For the tolerance range in footpath under the tolerance range of axis hole or axis, simplest saying is exactly that axis macropore is small or axis aperture is big, assembling when
Axis is waited to be squeezed in mechanical press mounting method with bigger external force.The prior art realizes bushing press-in vertically into workpiece, leads to
Mechanically bushing is pressed into workpiece cylinder stomidium hole body frequently with punch.Rigid liner press fitting process is typically need to
The parts for being pressed bushing are hung to press, to carry out bushing press-mounting work to it, bushing is completed under the cooperation of special tooling
Press fitting.Guiding and positioning of the bushing during press fitting are realized by the cooperation in guide tube 4 and 5 hole of part.Using biography
System method needs complete 1 fitting turnover and 2 press fitting processes on press.Usually there are ancillary equipments for bushing press-mounting process
It is more（Hanging device and press-loading device）, complex procedures, efficiency it is low and the problems such as security risk is more.Additionally due to compressor operation ability
Deng limitation, it is more difficult to complete the bushing press-mounting of heavy parts.Therefore, in order to solve the problems, such as current part bushing press-mounting, there is an urgent need to
A set of easily press-loading device is designed, to improve production efficiency, labor intensity is reduced, and enhances the versatility of press-loading device.Mesh
The preceding press fitting for bushing is still manual handling equipment.More original pressing method is mainly in a manner that worker beats by hand
By in bushing or drill bushing press-in hole, this mode is disadvantageous in that manual control difficulty is big, and firmly unevenness, easily causes pressure
Partially, bias, even press it is askew, it is difficult to ensure that axially vertical degree.The extruding generated in bushing press-mounting easily causes aperture deformation, aperture contracting
Small or swell, if frock hole count is excessive, axially vertical degree offset easily causes a whole set of frock deformation, and a whole set of frock quality can be caused to become
Difference, even result in press fitting workpiece it is overproof, scrap.It followed by manually beaing and easily causes piece surface damage, aperture inner wall is uneven,
Phenomena such as even resulting in bushing or drill bushing fracture, rupture generates, and seriously affects the mechanical performance of part；And manually beat pressing sleeve
Mode labor intensity is big, time-consuming and laborious, and efficiency is low.Even moved forward and backward using pressing sleeve drill jig, manual control pressing machine
Mode coordinates press fitting of the corresponding frock by bushing pressure people's pilot hole, is be unable to do without equally using manual hand manipulation or even also artificial
Traditional pressing sleeve mode is beaten, has been difficult to meet produced on-site demand.Then, being fixed on rack workbench occurs in the prior art
Bush press-mounting machine is fixed with workpiece positioning table on bushing press workbench, and workbench fixes a guiding axis, guiding axis upper end
It being fixed on top plate, guiding axis upper sleeve linear axis, spool is fixed on middle plate, and stamping punch is fixed on the lower face of middle plate, in
The piston rod of plate upper surface fixer cylinder pressure, hydraulic cylinder are fixed on top plate；Workbench divides into discharge mechanism, and discharge mechanism is located at
The underface of stamping punch.Bush press-mounting machine realizes bushing press-in, mechanically feeding, can avoid the existing peace of manual feeding
Full hidden danger.This to transfer energy using liquid as medium, hydraulic system is located in fuselage, is oriented to four column guide posts, fuselage
Bush press-mounting machine for c-type single arm type structure is disadvantageous in that, complicated, and manufacture is of high cost, bulky, fixed
It is irremovable mounted on field ground, it is easily limited by environment place, axle sleeve can only be pressed into, it is necessary to which discharge mechanism, use be not square
Just.The press-loading device existing defects of manual operation are to need artificial loading, oiling and some other auxiliary adjustment during press fitting every time
Work, work efficiency is low, and labor intensity is big；Secondly, the security of the uniformity of bushing press-mounting quality and press fitting process also needs
It improves；In addition, bushing press-mounting when something goes wrong, it is necessary to other equipment carry out back-pressure front lining is taken out, it is time-consuming and laborious.
The content of the invention
The purpose of the present invention is in view of the above-mentioned problems of the prior art, provide it is a kind of manufacture it is at low cost, it is easy to operate,
Convenient, fast, precision is high, and excellent in efficiency is safe, the big pneumatic pressing sleeve device of impact forces.
The technical solution adopted by the present invention to solve the technical problems is a kind of hand-held pneumatic bushing press-mounting rifle, has one
A gun body for being formed with inlet channel and the connection gun barrel end cap gas chamber of inlet channel 1 for being formed with gun barrel handle 2, high pressure gas flow point
For two-way, battle array inclined hole cumulative is justified by 3 afterbody of end cap all the way, end cap 3 is driven to rotate, Lavalle swirling eddy is sent into
Gun barrel dynamic pressure cavity, for impact piston 5 by piston bearing 6 along 9 slip pipe channel impulse piston impact bar 10 of gun barrel, another way passes through cone
4 circular cone of shape inflator justifies battle array busbar inclined hole, into 6 end of piston bearing to circle battle array hole, forms the drawing of impact piston impact bar spring base
Wa Er high pressure focused airflows form the high pressure cumulative gas that impact piston impact bar 10 is accelerated along gun barrel slip pipe passage again
Stream promotes at a high speed 10 end connection bushing punch 11 of piston impact bar, holds to 11 front end cylinder extension of impact bushing punch and penetrates bushing,
Bushing workpiece 12 is vertically pressed into bushing inner hole of workpiece.
The present invention has the advantages that compared with the prior art.
Manufacture it is at low cost, it is easy to operate.Using tool, there are one be formed with the gun body of inlet channel and be formed with gun barrel the present invention
The inlet channel 1 of handle 2 connects gun barrel end cap gas chamber, compact-sized, body is small light-weight, easy to carry, compared with the prior art
Expensive bush press-mounting machine manufactures at low cost, light several times, and control difficulty is small, easy to operate, convenient, fast.
It is safe.Inventive piston impact bar passes through high gas flow air pressure impact piston, the effect of promotion, air pressure impact force
Pressing sleeve, by the vertical press-in bushing inner hole of workpiece of bushing workpiece 12, can by bushing, drill bushing it is accurate, efficiently, be rapidly pressed into bushing
In hole, it is pressed the safety of process, while possesses the hand-held space of most convenient, substantially increases the security of pressing sleeve；Especially
It is to use zone of pressure piston impact bar 10, bushing punch uniform force avoids part deformation, improves a whole set of frock pressing sleeve matter
Amount；And punch is fitted closely with bushing, drill bushing, does not easily cause piece surface damage, avoids bushing, drill bushing fracture, rupture etc.
Phenomenon generates, and reduces labor strength, improves work efficiency.Bushing punch can be according to bushing, drill bushing internal diameter size tune
The multipurpose of punch specification pneumatically quick pressing sleeve rifle is changed, the scope of application is big, from environmental restrictions.It can be according to bushing, drill bushing internal diameter
Size exchanges punch specification, can press bushing inner diameter size that can reach 3mm ~ 60mm.
Precision is high, excellent in efficiency.The present invention holds to impact and serves as a contrast using 10 end connection bushing punch 11 of piston impact bar is promoted at a high speed
Punch 11 is covered, vertically press-in bushing inner hole of workpiece, piston impact bar positive pressure impact bushing, bushing press-mounting quality by bushing workpiece 12
Uniformity it is good.Energy high efficiency, the positive pressure for realizing front lining in high quality, and the quick press mounting of bushing can be conveniently realized.
Corresponding frock need not be coordinated in a manner that manual control pressing machine moves forward and backward like that, bushing is pressed into people's pilot hole.It is high
It realizes to quality the press fitting of bushing, effectively alleviates labor intensity, improve production efficiency.Work efficiency strikes than traditional-handwork
It suppresses set mode and improves 80%；The mode that manual control pressing machine moves forward and backward is avoided, it is necessary to coordinate corresponding frock, it will
Bushing presses people's pilot hole operation difficulty；It overcomes using manual hand manipulation, bushing is pressed into people's control arm guide post, press fitting every time needs
Want artificial loading, oiling and some other auxiliary adjustment work, the defects of work efficiency is low, time-consuming and laborious, and labor intensity is big.
Significantly, high pressure draught is divided into two-way to impact forces by the present invention, is justified battle array inclined hole by 3 afterbody of end cap all the way and is gathered
Can, end cap 3 is driven to rotate, Lavalle swirling eddy is sent into gun barrel dynamic pressure cavity, impact piston 5 passes through piston bearing 6
Along 9 slip pipe channel impulse piston impact bar 10 of gun barrel, another way justifies battle array busbar inclined hole by 4 circular cone of taper inflator, into piston
6 end of bearing forms the Lavalle high pressure focused airflow of impact piston impact bar spring base, forms impact piston again to circle battle array hole
The high pressure cumulative air-flow that impact bar 10 is accelerated along gun barrel slip pipe passage converges energy with secondary feed impact force, pushes away at a high speed
10 end of piston impact bar connection bushing punch 11, has high concentration degree impact force, is quick and precisely pressed bushing.
The present invention has the advantages that conveniently moving, easy to operate, reduction efficiency and improves product quality.The scope of application
Width is particularly suitable for hole count and crosses multiclass frock bushing, can more play its advantage, it also can be effectively controlled to thin plate class bushing part
Deflection, and some workers are difficult to be applicable in very much by beaing pressing sleeve mode large size type frame.
Description of the drawings
Fig. 1 is the 3-D view of hand-held pneumatic bushing press-mounting rifle of the present invention.
Fig. 2 is the sectional front view of Fig. 1.
Fig. 3 is the sectional view of Fig. 2 taper inflators.
Fig. 4 is 3 front view of Fig. 2 end caps.
Fig. 5 is the use use state diagram of Fig. 1.
In figure：1 inlet channel, 2 gun barrel handles, 3 end caps, 4 taper inflators, 5 pistons, 6 piston bearings, 7 power assistant springs, 8
Resetting spring, 9 gun barrels, 10 piston impact bars, 11 bushing punches, 12 bushing workpiece, 13 piston impact bar spring cavitys, the punching of 14 pistons
Hit bar spring base, 15 gun barrel dynamic pressure cavities, 16 gun barrel end cap gas chambers.
Specific embodiment
Refering to Fig. 1-Fig. 4.In embodiment described below, a kind of hand-held pneumatic bushing press-mounting rifle, there are one be formed with tool
The gun body of inlet channel and the connection gun barrel end cap gas chamber of inlet channel 1 for being formed with gun barrel handle 2, high pressure draught are divided into two-way,
Battle array inclined hole cumulative is justified by 3 afterbody of end cap all the way, end cap 3 is driven to rotate, swirling eddy feeding gun barrel in Lavalle is moved
Chamber is pressed, for impact piston 5 by piston bearing 6 along 9 slip pipe channel impulse piston impact bar 10 of gun barrel, another way passes through taper inflator
4 circular cones justify battle array busbar inclined hole, and into 6 end of piston bearing to circle battle array hole, the Lavalle for forming impact piston impact bar spring base is high
Focused airflow is pressed, forms the high pressure cumulative air-flow that impact piston impact bar 10 is accelerated along gun barrel slip pipe passage again, at a high speed
10 end connection bushing punch 11 of piston impact bar is promoted, holds to 11 front end cylinder extension of impact bushing punch and penetrates bushing, by bushing
Workpiece 12 is vertically pressed into bushing inner hole of workpiece.Bushing punch 11 is screwed onto in 10 head screwed hole of piston impact bar.
The piston bearing 6 for being formed with step is encapsulated in piston impact bar spring cavity, piston impact bar spring base front and back difference
Resetting spring 8 and power assistant spring 7 are equipped with, resetting spring 8 and power assistant spring 7 drive piston to rush by piston impact bar spring base
It hits bar to move reciprocatingly, power assistant spring 7 promotes 10 high speed of piston impact bar to move downward, and resetting spring 8 generates upward buffering
Pressure and so on promotes piston impact bar 10 to pump.
Above-described is only the preferred embodiment of the present invention.It should be pointed out that come for those of ordinary skill in the art
It says, without departing from the principle of the present invention, several modifications and improvements can also be made, these alterations and modifications should be regarded as belonging to
In protection scope of the present invention.
Claims (4)
1. a kind of hand-held pneumatic bushing press-mounting rifle, there are one be formed with the gun body of inlet channel and be formed with gun barrel handle (2) tool
Inlet channel (1) connects gun barrel end cap gas chamber, it is characterised in that：High pressure draught is divided into two-way, is justified all the way by end cap (3) afterbody
Battle array inclined hole cumulative, drives end cap (3) to rotate, and Lavalle swirling eddy is sent into gun barrel dynamic pressure cavity, impact piston (5) is logical
Piston bearing (6) is crossed along gun barrel (9) slip pipe channel impulse piston impact bar (10), another way is justified by taper inflator (4) circular cone
Battle array busbar inclined hole holds the Lavalle high pressure for circle battle array hole, forming impact piston impact bar spring base to concentrate into piston bearing (6)
Air-flow forms the high pressure cumulative air-flow that impact piston impact bar (10) is accelerated along gun barrel slip pipe passage, promotes at a high speed again
Piston impact bar (10) end connection bushing punch (11) is held to impact bushing punch (11) front end cylinder extension and penetrates bushing, will serve as a contrast
Cover workpiece (12) vertically press-in bushing inner hole of workpiece.
2. hand-held pneumatic bushing press-mounting rifle as described in claim 1, it is characterised in that：Bushing punch (11) is screwed onto piston punching
It hits in bar (10) head screwed hole.
3. hand-held pneumatic bushing press-mounting rifle as described in claim 1, it is characterised in that：It is formed with piston bearing (6) envelope of step
Mounted in piston impact bar spring cavity, piston impact bar spring base front and back are respectively fitted with resetting spring (8) and power assistant spring
(7)。
4. hand-held pneumatic bushing press-mounting rifle as claimed in claim 3, it is characterised in that：Resetting spring (8) and power assistant spring (7)
By piston impact bar spring base piston impact bar is driven to move reciprocatingly, power assistant spring (7) promotes piston impact bar (10) high
Speed moves downward, and resetting spring (8) generates upward compensator or trimmer pressure, and so on piston impact bar (10) is promoted to do up and down reciprocatingly
Movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013668.8A CN108081205B (en) | 2018-01-08 | 2018-01-08 | Hand-held pneumatic lining press-fitting gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013668.8A CN108081205B (en) | 2018-01-08 | 2018-01-08 | Hand-held pneumatic lining press-fitting gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108081205A true CN108081205A (en) | 2018-05-29 |
| CN108081205B CN108081205B (en) | 2024-02-27 |
Family
ID=62182089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810013668.8A Active CN108081205B (en) | 2018-01-08 | 2018-01-08 | Hand-held pneumatic lining press-fitting gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108081205B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112476327A (en) * | 2020-12-06 | 2021-03-12 | 青岛海通车桥有限公司 | ABS bushing assembling tool and assembling process method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101204774A (en) * | 2006-12-20 | 2008-06-25 | 中国科学院沈阳自动化研究所 | Axis used flexibility rib special compact agency |
| CN101444908A (en) * | 2007-08-09 | 2009-06-03 | 成都飞机工业（集团）有限责任公司 | Pneuncatic chopping polishing gun |
| CN102275013A (en) * | 2011-08-15 | 2011-12-14 | 成都飞机工业（集团）有限责任公司 | Pneumatic reciprocating saw |
| CN104723268A (en) * | 2015-03-16 | 2015-06-24 | 江门气派摩托车有限公司 | Press-fitting tool for motorcycle engine pneumatic oil seal |
| CN207736227U (en) * | 2018-01-08 | 2018-08-17 | 成都飞机工业（集团）有限责任公司 | Pneumatic press-fit bushing device |
-
2018
- 2018-01-08 CN CN201810013668.8A patent/CN108081205B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101204774A (en) * | 2006-12-20 | 2008-06-25 | 中国科学院沈阳自动化研究所 | Axis used flexibility rib special compact agency |
| CN101444908A (en) * | 2007-08-09 | 2009-06-03 | 成都飞机工业（集团）有限责任公司 | Pneuncatic chopping polishing gun |
| CN102275013A (en) * | 2011-08-15 | 2011-12-14 | 成都飞机工业（集团）有限责任公司 | Pneumatic reciprocating saw |
| CN104723268A (en) * | 2015-03-16 | 2015-06-24 | 江门气派摩托车有限公司 | Press-fitting tool for motorcycle engine pneumatic oil seal |
| CN207736227U (en) * | 2018-01-08 | 2018-08-17 | 成都飞机工业（集团）有限责任公司 | Pneumatic press-fit bushing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112476327A (en) * | 2020-12-06 | 2021-03-12 | 青岛海通车桥有限公司 | ABS bushing assembling tool and assembling process method thereof |
| CN112476327B (en) * | 2020-12-06 | 2022-07-12 | 青岛海通车桥有限公司 | ABS bushing assembling tool and assembling process method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108081205B (en) | 2024-02-27 |
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