CN206763851U - A kind of Pneumatic hydraulic hand riveter - Google Patents
A kind of Pneumatic hydraulic hand riveter Download PDFInfo
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- CN206763851U CN206763851U CN201720489281.0U CN201720489281U CN206763851U CN 206763851 U CN206763851 U CN 206763851U CN 201720489281 U CN201720489281 U CN 201720489281U CN 206763851 U CN206763851 U CN 206763851U
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- cylinder
- oil
- piston rod
- hole
- oil cylinder
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Abstract
The utility model discloses a kind of Pneumatic hydraulic hand riveter, it is made up of jettron wrench (9), oil cylinder (8), piston shaft (2), seven font oil cylinders (8) are provided with the inner chamber of riveting performs device (1), piston shaft (2) is provided with horizontal oil cylinder, stage clip (3) is provided with the right of piston shaft (2), piston rod (5) is provided with longitudinal oil cylinder, described piston rod (5) lower end is provided with piston (7), and is arranged in cylinder (6)；Described jettron wrench (9) is arranged on the left side of longitudinal oil cylinder, and is communicated provided with pipeline with cylinder (6) lower end；It is characterized in that：The top of the piston rod (5) is provided with through hole (51), and through hole (51) is if be connected with dry lubrication group；The lubrication group includes two capillary siphunculus (53), and two capillary siphunculus (53) form decussate texture with through hole (51) UNICOM and with through hole (51).The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.
Description
Technical field
A kind of Pneumatic hydraulic hand riveter is the utility model is related to, belongs to clincher tool field.
Background technology
Staking is by the use of craft or compressed air as power, deforms special rivet by specific purpose tool, will rivet
A kind of clinching method of part riveted, belong to one kind of cold riveting.The main material and instrument that staking is used are pulling rivet and hand riveter.
A kind of Pneumatic hand riveter (patent No. CN200910027585.5) is disclosed in the prior art, is employed extrusion process, is made product
It is in light weight, processing technology is more simplified, quality is more stable reliable, noise is low, stable working, extends service life.Prior art
In this Pneumatic hand riveter, its cylinder, oil cylinder use 6063 extrudates, carries out extrusion process according to drawing requirement, ensures
The dimensional accuracy and geometric accuracy in hole, improve it and process finish and anti-wear performance, and implement new heat treatment process to it
Technique, the coefficient of friction of piston reciprocating stroke in the cylinder can so be greatly reduced, so extending service life.But i.e.
Make its machining accuracy high, but error is still had in processing, when its piston rod is reciprocating in oil cylinder, due to not having
Lubricate and mismachining tolerance be present, after a long time use still larger abrasion.And upon wear, piston rod and oil cylinder is same
Axle degree reduces, can unstable wear.
Utility model content
Goal of the invention of the present utility model is：For existing for prior art " even if its machining accuracy of Pneumatic hand riveter
Height, but error is still had in processing, when its piston rod is reciprocating in oil cylinder, due to no lubrication and presence adds
Work error, after a long time use still larger abrasion.And upon wear, the axiality of piston rod and oil cylinder reduces, meeting
Unstable wear." the problem of, there is provided a kind of Pneumatic hydraulic hand riveter.
In order to solve the above technical problems, the utility model adopts the technical scheme that, a kind of Pneumatic hydraulic hand riveter, by gas
Dynamic switch wrench, oil cylinder, piston shaft are formed, and rivet and seven font oil cylinders are provided with the inner chamber of performs device, in horizontal oil cylinder
Piston shaft is provided with, stage clip is provided with the right of piston shaft, piston rod is provided with longitudinal oil cylinder, described piston-rod lower end is set
Piston is equipped with, and is set in the cylinder；Described jettron wrench is arranged on the left side of longitudinal oil cylinder, and is provided with pipeline and gas
Cylinder lower end communicates；The top of the piston rod is provided with through hole, if through hole is connected with dry lubrication group；The lubrication group includes two
Capillary siphunculus, two capillary siphunculus form decussate texture, the end difference of two capillary siphunculus with through hole UNICOM and with through hole
A hydrodynamic lubrication chamber is connected with, hydrodynamic lubrication chamber is open-ended to be arranged in piston rod epimere side wall；The hydrodynamic lubrication chamber
Inside it is provided with immersion oil felt.
Although long-term perfusion has hydraulic oil in oil cylinder, hydraulic oil can play a part of lubrication, due to piston rod with
Oil cylinder inner surface is in close contact, and when piston rod rises in oil cylinder, the hydraulic oil of oil cylinder inner wall is struck off in piston rod upper end, when
When piston rod continues to rise, the outer wall of back segment piston rod can produce larger friction with oil cylinder inner wall.
In the technical scheme of the application, lubrication group is added on the piston rod, in-oil cylinder hydraulic oil is passed through lubrication group
It imported into the surface of piston rod.During rising on the piston rod, hydraulic oil is constantly imported into oil cylinder inner surface by lubrication group, is led to
The lubrication increase back segment piston rod of hydraulic oil and the lubrication of oil cylinder inner wall are crossed, prevents from wearing.
When piston rod rises, hydraulic oil enters hydrodynamic lubrication intracavitary, hydrodynamic lubrication intracavitary by through hole, capillary siphunculus
Immersion oil felt infiltrated by hydraulic oil, when rising on the piston rod, immersion oil felt contacts with oil cylinder inner wall and is applied to hydraulic oil
Oil cylinder inner surface, increase the degree of lubrication of back segment piston rod and oil cylinder inner wall.With the continuous rising of piston rod, immersion oil felt is not
The disconnected oil cylinder inner surface passed through with piston rod epimere contacts, and carries out continuous lubrication.
Because if the hydrodynamic lubrication chamber opening of same lubrication group is excessive, the intensity of piston rod can be influenceed.The application's
In technical scheme, there is provided multigroup lubrication group, the capillary siphunculus of adjacent two groups of lubrication groups is vertically arranged, so adjacent two
The hydrodynamic lubrication chamber of lubrication group can be staggered on the surface of piston rod, as far as possible the smearing in oil cylinder inner surface in degree.
Optimization, above-mentioned Pneumatic hydraulic hand riveter, the hydrodynamic lubrication chamber is provided with extruding top plate, extrudes and is set on top plate
There are some hydraulic pressure oil holes, immersion oil felt fits in extruding top plate outer surface；The rear section and hydrodynamic lubrication of the extruding top plate
Some extrusion springs are provided between intracavitary side.
In order to ensure that immersion oil felt can be effectively bonded with oil cylinder inner surface, the technical scheme of the application adds extruding
Top plate and extrusion spring, extrude immersion oil felt by extrusion spring, extruding top plate and be bonded with oil cylinder inner surface.
But the extruding force of extrusion spring is unsuitable excessive, excessive extruding force can be overly compressed immersion oil felt and can not
The hydraulic oil of enough infiltrations lubrication oil cylinder inner surface enough.
Optimization, above-mentioned Pneumatic hydraulic hand riveter, the through hole top is provided with oil guiding hole, and oil guiding hole is to add by polishing
The round taper hole of work.
Optimize, above-mentioned Pneumatic hydraulic hand riveter, some stroke guide rods, piston are provided with the inwall bottom surface of the cylinder
On be provided with some stroke guide cylinders, stroke guide rod be plugged in stroke guide cylinder and with stroke guide cylinder inwall sliding contact.
Pass through the cooperation of stroke guide rod and stroke guide cylinder so that piston rod remains perpendicular to cylinder in uphill process
Ground, prevent piston rod from being shifted in uphill process, keep the axiality of piston rod and oil cylinder, reduce piston rod because of hair
Raw skew and with oil cylinder inner wall excessive friction.
Optimization, above-mentioned Pneumatic hydraulic hand riveter, the top of the stroke guide rod is provided with top limited cap, and top is spacing
The external diameter of cap is more than the internal diameter of stroke guide cylinder.
Top limited cap serves the effect that limitation stroke guide cylinder continues to rise, and prevents because piston rod climb is excessive
And cause oil cylinder detonation.Top limited cap needs to be determined according to the capacity of oil cylinder and the length of stroke guide rod, when stroke guide cylinder
With under the limited cap of top during end in contact, in-oil cylinder oil pressure should be less than the hydraulic oil maximum pressure value that oil cylinder can bear.
Optimization, above-mentioned Pneumatic hydraulic hand riveter, the top limited cap lower end is provided with the tension section of cone.
Optimization, above-mentioned Pneumatic hydraulic hand riveter, the lower end of the tension section is enclosed with yielding rubber set.
The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.The application's
In technical scheme, lubrication group is added on the piston rod, in-oil cylinder hydraulic oil is imported into the table of piston rod by lubrication group
Face.During rising on the piston rod, hydraulic oil is constantly imported into oil cylinder inner surface by lubrication group, is made by the lubrication of hydraulic oil
With the lubrication of increase back segment piston rod and oil cylinder inner wall, prevent from wearing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is mplifying structure schematic diagram at Fig. 1 A；
Fig. 3 is the structural representation of piston rod (5) in the application.
Embodiment
The technical characterstic of the present invention is expanded on further with specific embodiment below in conjunction with the accompanying drawings.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
As illustrated, the utility model is a kind of Pneumatic hydraulic hand riveter, by jettron wrench 9, oil cylinder 8, piston shaft 2
Formed, rivet in the inner chamber of performs device 1 and be provided with seven font oil cylinders 8, piston shaft 2, piston shaft 2 are provided with horizontal oil cylinder
The right be provided with stage clip 3, piston rod 5 is provided with longitudinal oil cylinder, the described lower end of piston rod 5 is provided with piston 7, and sets
In cylinder 6；Described jettron wrench 9 is arranged on the left side of longitudinal oil cylinder, and is communicated provided with pipeline with the lower end of cylinder 6；
The top of the piston rod 5 is provided with through hole 51, if through hole 51 is connected with dry lubrication group；The lubrication group is led to including two capillarys
Pipe 53, two capillary siphunculus 53 form decussate texture, the end of two capillary siphunculus 53 with the UNICOM of through hole 51 and with through hole 51
A hydrodynamic lubrication chamber 52 is connected to, hydrodynamic lubrication chamber 52 is open-ended to be arranged in the epimere side wall of piston rod 5；It is described
Immersion oil felt 54 is provided with hydrodynamic lubrication chamber 52.
Although long-term perfusion has hydraulic oil in oil cylinder 8, hydraulic oil can play a part of lubrication, due to piston rod 5
It is in close contact with the inner surface of oil cylinder 8, when piston rod 5 rises in the oil cylinder 8, the upper end of piston rod 5 is by the hydraulic oil of the inwall of oil cylinder 8
Strike off, when piston rod 5 continues to rise, the outer wall of back segment piston rod 5 can produce larger friction with the inwall of oil cylinder 8.
In the technical scheme of the application, lubrication group is added on piston rod 5, the hydraulic oil in oil cylinder 8 is passed through lubrication
Group imported into the surface of piston rod 5.In the uphill process of piston rod 5, hydraulic oil is constantly imported into table in oil cylinder 8 by lubrication group
Face, the lubrication of back segment piston rod 5 and the inwall of oil cylinder 8 is increased by the lubrication of hydraulic oil, prevents from wearing.
When piston rod 5 rises, hydraulic oil is entered in hydrodynamic lubrication chamber 52 by through hole 51, capillary siphunculus 53, hydraulic pressure
Immersion oil felt 54 in lubricating cavity 52 is infiltrated by hydraulic oil, and when piston rod 5 rises, immersion oil felt 54 contacts with the inwall of oil cylinder 8
And hydraulic oil is applied to the inner surface of oil cylinder 8, the degree of lubrication of increase back segment piston rod 5 and the inwall of oil cylinder 8.With piston rod 5
Continuous rising, immersion oil felt 54 constantly with the epimere of piston rod 5 pass through the inner surface of oil cylinder 8 contact, carry out continuous lubrication.
Because if the opening of hydrodynamic lubrication chamber 52 of same lubrication group is excessive, the intensity of piston rod 5 can be influenceed.The application
Technical scheme in, there is provided multigroup lubrication group, the capillary siphunculus 53 of adjacent two groups of lubrication groups is vertically arranged, so adjacent
The hydrodynamic lubrication chamber 52 of two lubrication groups can be staggered on the surface of piston rod 5, be in as far as possible 360 degree in the inner surface of oil cylinder 8
Smearing.
The hydrodynamic lubrication chamber 52 is provided with extruding top plate 55, extrudes and is provided with some hydraulic pressure oil holes 56 on top plate 55,
Immersion oil felt 54 fits in extruding top plate 55 outer surface；Rear section and the medial surface of hydrodynamic lubrication chamber 52 of the extruding top plate 55 it
Between be provided with some extrusion springs 561.
In order to ensure that immersion oil felt 54 can be effectively bonded with the inner surface of oil cylinder 8, the technical scheme of the application adds
Top plate 55 and extrusion spring 561 are extruded, immersion oil felt 54 and the inner surface of oil cylinder 8 are extruded by extrusion spring 561, extruding top plate 55
Fitting.
But the extruding force of extrusion spring 561 is unsuitable excessive, excessive extruding force can be overly compressed immersion oil felt 54
It is unable to infiltrate the hydraulic oil of the lubrication inner surface of oil cylinder 8 enough.
The top of through hole 51 is provided with oil guiding hole 57, and oil guiding hole 57 is the round taper hole by polishing.
Some stroke guide rods 61 are provided with the inwall bottom surface of the cylinder 6, some stroke guide cylinders are provided with piston 7
71, stroke guide rod 61 be plugged in stroke guide cylinder 71 and with the inwall sliding contact of stroke guide cylinder 71.
Pass through the cooperation of stroke guide rod 61 and stroke guide cylinder 71 so that piston rod 5 remains perpendicular in uphill process
The ground of cylinder 6, prevent piston rod 5 from being shifted in uphill process, keep the axiality of piston rod 5 and oil cylinder 8, reduce
Piston rod 5 because shift and with the inwall excessive friction of oil cylinder 8.
The top of the stroke guide rod 61 is provided with top limited cap 62, and the external diameter of top limited cap 62 is oriented to more than stroke
The internal diameter of cylinder 71.
Top limited cap 62 serves the effect that limitation stroke guide cylinder 71 continues to rise, and prevents because of lift on piston rod 5
Cause the detonation of oil cylinder 8 from excessive.Top limited cap 62 needs the length determination of the capacity and stroke guide rod 61 according to oil cylinder 8,
When stroke guide cylinder 71 and top 62 times end in contact of limited cap, the oil pressure in oil cylinder 8 should be less than the liquid that oil cylinder 8 can bear
Press oil maximum pressure value.
The lower end of top limited cap 62 is provided with the tension section 63 of cone.The lower end of the tension section 63 is enclosed with slow
Rush rubber sleeve 64.
The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.The application's
In technical scheme, lubrication group is added on piston rod 5, the hydraulic oil in oil cylinder 8 is imported into piston rod 5 by lubrication group
Surface.In the uphill process of piston rod 5, hydraulic oil is constantly imported into the inner surface of oil cylinder 8 by lubrication group, passes through the profit of hydraulic oil
Sliding effect increase back segment piston rod 5 and the lubrication of the inwall of oil cylinder 8, prevent from wearing.
Certainly, it is to limitation of the present utility model that described above, which is not, and the utility model is also not limited to the example above, this
The those of ordinary skill of technical field, in essential scope of the present utility model, the variations, modifications, additions or substitutions made, all
The scope of protection of the utility model should be belonged to.
Claims (7)
1. a kind of Pneumatic hydraulic hand riveter, being made up of jettron wrench (9), oil cylinder (8), piston shaft (2), riveting performs dress
Put and seven font oil cylinders (8) are provided with the inner chamber of (1), piston shaft (2) is provided with horizontal oil cylinder, piston shaft is set on the right of (2)
Stage clip (3) is equipped with, piston rod (5) is provided with longitudinal oil cylinder, described piston rod (5) lower end is provided with piston (7), and sets
In cylinder (6)；Described jettron wrench (9) is arranged on the left side of longitudinal oil cylinder, and provided with pipeline and cylinder (6) lower end
Communicate；It is characterized in that：The top of the piston rod (5) is provided with through hole (51), and through hole (51) is if be connected with dry lubrication group；Institute
Stating lubrication group includes two capillary siphunculus (53), and two capillary siphunculus (53) form ten with through hole (51) UNICOM and with through hole (51)
Character form structure, the end of two capillary siphunculus (53) are connected to a hydrodynamic lubrication chamber (52), hydrodynamic lubrication chamber (52) end
Portion's opening is arranged in piston rod (5) epimere side wall；Immersion oil felt (54) is provided with the hydrodynamic lubrication chamber (52).
2. Pneumatic hydraulic hand riveter according to claim 1, it is characterised in that：The hydrodynamic lubrication chamber (52) is provided with crowded
Coping (55), extrude and be provided with some hydraulic pressure oil holes (56) on top plate (55), immersion oil felt (54) fits in extruding top plate
(55) outer surface；Some extruding bullets are provided between rear section and hydrodynamic lubrication chamber (52) medial surface of the extruding top plate (55)
Spring (561).
3. Pneumatic hydraulic hand riveter according to claim 2, it is characterised in that：Through hole (51) top is provided with Oil Guide
Hole (57), oil guiding hole (57) are the round taper hole by polishing.
4. Pneumatic hydraulic hand riveter according to claim 1, it is characterised in that：Set on the inwall bottom surface of the cylinder (6)
Some stroke guide rods (61) are equipped with, some stroke guide cylinders (71) are provided with piston (7), stroke guide rod (61) is plugged in stroke
In guide cylinder (71) and with stroke guide cylinder (71) inwall sliding contact.
5. Pneumatic hydraulic hand riveter according to claim 4, it is characterised in that：The top of the stroke guide rod (61) is set
There is top limited cap (62), the external diameter of top limited cap (62) is more than the internal diameter of stroke guide cylinder (71).
6. Pneumatic hydraulic hand riveter according to claim 5, it is characterised in that：Top limited cap (62) lower end is set
There is the tension section (63) of cone.
7. Pneumatic hydraulic hand riveter according to claim 6, it is characterised in that：The lower end of the tension section (63) is enclosed with
Yielding rubber set (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720489281.0U CN206763851U (en) | 2017-05-04 | 2017-05-04 | A kind of Pneumatic hydraulic hand riveter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720489281.0U CN206763851U (en) | 2017-05-04 | 2017-05-04 | A kind of Pneumatic hydraulic hand riveter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206763851U true CN206763851U (en) | 2017-12-19 |
Family
ID=60649527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720489281.0U Expired - Fee Related CN206763851U (en) | 2017-05-04 | 2017-05-04 | A kind of Pneumatic hydraulic hand riveter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206763851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618013A (en) * | 2021-07-14 | 2021-11-09 | 刘海林 | Direct-current electric hand riveter |
| CN113775911A (en) * | 2021-09-15 | 2021-12-10 | 上海苍野节水技术有限公司 | Sliding structure with lubrication, suction device and water tank on toilet |
-
2017
- 2017-05-04 CN CN201720489281.0U patent/CN206763851U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618013A (en) * | 2021-07-14 | 2021-11-09 | 刘海林 | Direct-current electric hand riveter |
| CN113618013B (en) * | 2021-07-14 | 2023-12-19 | 沛县鑫鸿驰交通运输设备有限公司 | Direct current electric hand riveter |
| CN113775911A (en) * | 2021-09-15 | 2021-12-10 | 上海苍野节水技术有限公司 | Sliding structure with lubrication, suction device and water tank on toilet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171219 Termination date: 20200504 |