CN104260035B - Turbocharging type pneumatic impact spanner - Google Patents
Turbocharging type pneumatic impact spanner Download PDFInfo
- Publication number
- CN104260035B CN104260035B CN201410492866.9A CN201410492866A CN104260035B CN 104260035 B CN104260035 B CN 104260035B CN 201410492866 A CN201410492866 A CN 201410492866A CN 104260035 B CN104260035 B CN 104260035B
- Authority
- CN
- China
- Prior art keywords
- air inlet
- pneumatic impact
- impact spanner
- inlet pipeline
- exhaust piping
- 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.)
- Expired - Fee Related
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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
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- 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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/145—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses kind of a turbocharging type pneumatic impact spanner.It comprises: turbo charging installation, its side outfan with the input of described air inlet pipeline and described gas exhaust piping respectively is connected, its opposite side is connected with described air pressure delivery side of pump, gas in pulsometer flows into air inlet pipeline by this turbo charging installation, and the unnecessary waste gas in air motor is flowed in this turbo charging installation by described gas exhaust piping and realizes supercharging.Its advantage is: existing impact type pneumatic impact spanner is made improvement, by turbo charging installation supercharging, the air pressure being delivered to spanner air inlet pipeline is made to increase so that the air pressure being delivered to spanner air motor in a rundown process keeps constant, thus is allowed to possess moment of torsion control performance.
Description
Technical field
The present invention relates to pneumatic impact spanner field, be specifically related to a kind of turbocharging type pneumatic impact spanner.
Background technology
Along with the development of industrial technology, all size, the impact wrench such as hydraulic spanner, pneumatic impact spanner of model, electronic pull
Hands is used widely on the assembling line of product, and these impact wrench not only increase work efficiency, the most significantly alleviate
Working strength.
Wherein, pneumatic impact spanner, with compressed air as working media, (taps single by pneumatic motor drives operating mechanism
Unit) complete screwed tight work, have because having compared with the output of electric wrench higher moment of torsion, relatively hydraulic spanner lower cost consumption
Many industries it are widely used in etc. advantage；Its shortcoming is that the torque being applied on threaded fastener is difficult to control to, and studies carefully
Its reason is owing to the air pressure in pulsometer can decline in a rundown process automatically, and torque value is to enter with pulsometer
Air pressure size in pneumatic impact spanner controls, and therefore, current most impact type pneumatic impact spanner does not the most possess determines moment of torsion
Function.
Summary of the invention
It is an object of the invention to provide a kind of turbocharging type pneumatic impact spanner, existing impact type pneumatic impact spanner is made by it
Improve so that the air pressure being delivered to spanner air motor in a rundown process keeps constant, thus is allowed to possess moment of torsion
Control performance.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of turbocharging type pneumatic impact spanner, it is connected with external pressure pump；Described pneumatic impact spanner comprises trigger, air inlet
Air motor that pipeline, gas exhaust piping are connected respectively with the outfan of this air inlet pipeline and the input of gas exhaust piping and
Percussion unit on the same axis, the input of described air inlet pipeline and described pulsometer are set with described air motor
Outfan connects；It is characterized in that, described pneumatic impact spanner also comprises:
Turbo charging installation, its side respectively with the input of described air inlet pipeline and the outfan of described gas exhaust piping
Connect, its opposite side is connected with described air pressure delivery side of pump, the gas in pulsometer by this turbo charging installation flow into into
Air pipe, the unnecessary waste gas in air motor is flowed in this turbo charging installation by described gas exhaust piping and realizes supercharging.
Above-mentioned turbocharging type pneumatic impact spanner, wherein: described turbo charging installation comprises: be fixed on coaxial two ends
Turbine room and pumping chamber；
One end of described turbine room is provided with the first air inlet, and this first air inlet is connected with described gas exhaust piping；
One end of described pumping chamber is provided with the second air inlet, and its other end is provided with gas outlet；The second described air inlet with
Described air pressure delivery side of pump connects；Described gas outlet is connected with the input of described air inlet pipeline.
Above-mentioned turbocharging type pneumatic impact spanner, wherein: be provided with pneumatic three elements on described air inlet pipeline, to ensure
The gas atmosphere entering air motor is stable.
Above-mentioned turbocharging type pneumatic impact spanner, wherein: outside described percussion unit, be cased with torsionspring and outer successively
Circle.
Above-mentioned turbocharging type pneumatic impact spanner, wherein: also comprise the alarm lamp being located on described trigger, this alarm lamp is
The one visual timer using battery, it is by the time data timing corresponding to output moment of torsion, and trigger resets and counts when starting
Time, when arriving setting time, buzzing bright light.
The present invention compared with prior art has the advantage that by turbo charging installation supercharging, makes to be delivered to spanner and enters
The air pressure of air pipe increases, and by pneumatic three elements, air pressure is carried out voltage stabilizing；Reach when the output moment of torsion of pneumatic impact spanner simultaneously
During setting value, it is possible to realizing automatically cutting off the function of air inlet and automatic alarm, practicality is higher.
Accompanying drawing explanation
Fig. 1 is the fundamental diagram of the present invention；
Fig. 2 is the fundamental diagram of the turbo charging installation in the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As it is shown in figure 1, a kind of turbocharging type pneumatic impact spanner, it is connected with external pressure pump 1；Described pneumatic impact spanner bag
Connect respectively with the outfan of this air inlet pipeline 32 and the input of gas exhaust piping 31 containing trigger, air inlet pipeline 32, gas exhaust piping 31
The air motor 3 that connects and percussion unit 4 on the same axis, described air inlet pipeline are set with described air motor 3
The input of 32 is connected with the outfan of described pulsometer 1.Described pneumatic impact spanner also comprises: turbo charging installation 2, its side
It is connected with the input of described air inlet pipeline 32 and the outfan of described gas exhaust piping 31 respectively, its opposite side and described air pressure
The outfan of pump 1 connects.
As in figure 2 it is shown, described turbo charging installation 2 comprises: be fixed on turbine room 24 and the pumping chamber at coaxial two ends
25；One end of described turbine room 24 is provided with the first air inlet 21, and this first air inlet 21 is connected with described gas exhaust piping；Described
One end of pumping chamber 25 is provided with the second air inlet 22, and its other end is provided with gas outlet 23；The second described air inlet 22 is with described
Pulsometer 1 outfan connect；Described gas outlet 23 is connected with the input of described air inlet pipeline 32；In pulsometer 1
Gas flow into air inlet pipeline 32 by this pumping chamber, the unnecessary waste gas in air motor 3 is by described gas exhaust piping 31
Flow into turbine room and carry out supercharging, make the decline air pressure carried from pulsometer 1 increase.
Being provided with pneumatic three elements 6 on described air inlet pipeline 32, it is made up of filter, pressure regulator valve, oil sprayer, wherein
Pressure regulator valve plays pressure stabilization function to ensure that the gas atmosphere entering air motor 3 is stable, be allowed to rotating speed constant depending on turn round.
Described percussion unit 4 is outer is cased with torsionspring and outer ring successively, and when normally working, air motor 3 drives
Outer ring, torsionspring and percussion unit 4 common rotation, then it is tight to pass torque to bolt by the rotor 5 on percussion unit 4
Firmware；If rotor 5 by can bear more than torsionspring maximum moment time, tap unit 4 and skid, it is impossible to rotate, do not pass
Torque delivery is to bolt fastener, to realize the function of pneumatic impact spanner control moment of torsion.
Described pneumatic impact spanner also comprises the alarm lamp being located on its trigger, and this alarm lamp is the visual meter of a use battery
Time device, its by output moment of torsion corresponding to time data be timed, trigger start time reset and timing, when arrive set time
Between, the output moment of torsion of now pneumatic impact spanner has met requirement to allow operator know for buzzing bright light, can close gas check valve.
Although present disclosure has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read foregoing, for the present invention's
Multiple amendment and replacement all will be apparent from.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (4)
1. a turbocharging type pneumatic impact spanner, it is connected with external pressure pump (1)；Described pneumatic impact spanner comprises trigger, enters
Air pipe (32), gas exhaust piping (31) connect respectively with the outfan of this air inlet pipeline (32) and the input of gas exhaust piping (31)
The air motor (3) that connects and percussion unit (4) on the same axis is set with described air motor (3), described in enter
The input of air pipe (32) is connected with the outfan of described pulsometer (1)；It is characterized in that, described pneumatic impact spanner also wraps
Contain:
Turbo charging installation (2), its side respectively with input and the described gas exhaust piping (31) of described air inlet pipeline (32)
Outfan connect, its opposite side is connected with the outfan of described pulsometer (1), and the gas in pulsometer (1) is by this turbine
Pressurizer (2) flows into air inlet pipeline (32), and the unnecessary waste gas in air motor (3) is flowed by described gas exhaust piping (31)
Enter in this turbo charging installation (2) and realize supercharging；
Described air inlet pipeline (32) is provided with pneumatic three elements (6), to ensure to enter the gas atmosphere of air motor (3)
Stable；
Described pneumatic three elements are made up of filter, pressure regulator valve, oil sprayer.
2. turbocharging type pneumatic impact spanner as claimed in claim 1, it is characterised in that: described turbo charging installation (2) bag
Contain: be fixed on turbine room (24) and pumping chamber (25) at coaxial two ends；
One end of described turbine room (24) is provided with the first air inlet (21), and this first air inlet (21) is with described gas exhaust piping even
Connect；
One end of described pumping chamber (25) is provided with the second air inlet (22), and its other end is provided with gas outlet (23)；Described second
Air inlet (22) is connected with the outfan of described pulsometer (1)；Described gas outlet (23) and described air inlet pipeline (32)
Input connect.
3. turbocharging type pneumatic impact spanner as claimed in claim 1, it is characterised in that: described percussion unit (4) is the most successively
It is cased with torsionspring and outer ring.
4. turbocharging type pneumatic impact spanner as claimed in claim 1, it is characterised in that: also comprise the report being located on described trigger
Warning lamp, this alarm lamp is the visual timer of a use battery, and it is timed by the time data corresponding to output moment of torsion,
Reset and timing when trigger starts, when arriving setting time, buzzing bright light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410492866.9A CN104260035B (en) | 2014-09-24 | 2014-09-24 | Turbocharging type pneumatic impact spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410492866.9A CN104260035B (en) | 2014-09-24 | 2014-09-24 | Turbocharging type pneumatic impact spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104260035A CN104260035A (en) | 2015-01-07 |
| CN104260035B true CN104260035B (en) | 2016-08-24 |
Family
ID=52151679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410492866.9A Expired - Fee Related CN104260035B (en) | 2014-09-24 | 2014-09-24 | Turbocharging type pneumatic impact spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104260035B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104999407B (en) * | 2015-08-18 | 2016-09-14 | 国家电网公司 | Holding-pressing type screwdriver |
| CN107363775B (en) * | 2017-06-12 | 2018-12-07 | 珠海格力智能装备有限公司 | Screw turns device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4087198A (en) * | 1977-01-03 | 1978-05-02 | Hollymatic Corporation | Speed governed rotary device |
| CN2796955Y (en) * | 2004-08-06 | 2006-07-19 | 徐明伟 | Improved pneumatic trigger |
| CN102476369A (en) * | 2010-11-23 | 2012-05-30 | 大里兴业有限公司 | Improved structure of pneumatic impact wrench |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9115644B2 (en) * | 2009-07-02 | 2015-08-25 | Honeywell International Inc. | Turbocharger system including variable flow expander assist for air-throttled engines |
-
2014
- 2014-09-24 CN CN201410492866.9A patent/CN104260035B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4087198A (en) * | 1977-01-03 | 1978-05-02 | Hollymatic Corporation | Speed governed rotary device |
| CN2796955Y (en) * | 2004-08-06 | 2006-07-19 | 徐明伟 | Improved pneumatic trigger |
| CN102476369A (en) * | 2010-11-23 | 2012-05-30 | 大里兴业有限公司 | Improved structure of pneumatic impact wrench |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104260035A (en) | 2015-01-07 |
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