CN205363467U - Constant force compensation arrangement - Google Patents
Constant force compensation arrangement Download PDFInfo
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- CN205363467U CN205363467U CN201521132766.1U CN201521132766U CN205363467U CN 205363467 U CN205363467 U CN 205363467U CN 201521132766 U CN201521132766 U CN 201521132766U CN 205363467 U CN205363467 U CN 205363467U
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- constant force
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Abstract
The utility model discloses a constant force compensation arrangement, including constant force control section and constant force execution unit. Inlet and exhaust pipe way that constant force control section includes the air supply, be connected with the air supply, set up electropneumatic proportional valve and digital flow controller on the inlet and exhaust pipe way. Constant force execution unit includes mounting flange, fix cylinder on mounting flange, by cylinder driven instrument mounting flange, sensors monitor is passed through in instrument mounting flange's displacement. When constant force execution unit met the condition such as work piece deformation, constant force control section can compensate it to the stable thrust of just externally applying of functioning speed of guaranteeing constant force execution unit is invariable. When constant force execution unit working direction changed, solenoid valve among the constant force control section commutated the back and compensates constant force execution unit the exhaust of advancing of cylinder, ensures that the effort of constant force execution unit output remains the invariant throughout. The utility model discloses milling tools or other instruments can be guaranteed effectively and invariable effort is applyed to the product.
Description
Technical field:
This utility model relates to the polishing deburring of product and the technical field that needs constant force to compensate, in particular to one constant force compensation device.
Background technology:
Present automobile industry wheel hub machining production line, is made up of casting machine, boring machine, heat-treating machine, machining center, application etc..That is: aluminum liquid is cast into wheel hub by casting machine, adjusts wheel hub quality then through heat treatment, then through machining center polish, last spray paint.Machine components are in processing and manufacturing engineering, even if the jagged generation of meeting that finishing passes can not be avoided, the existence of burr to the machining accuracy of part, assembly precision, in locating and machining and presentation quality etc. are many, all can produce harmful effect, outside has the parts of coating layer also can produce corrosion, depainting etc. because of the scuffing of burr.
Recent years, the method for automotive hub industry deburring also emerged in an endless stream, there are the polishing of artificial file, sand paper, bistrique, edge iron etc., using burr removing method the most widely is brush machine, that is: upper and lower two cylinders are adopted to promote two hairbrush relativeatoeterahub to move up and down, and utilize these two hairbrush of driven by motor quickly to rotate, the burr on aluminium alloy wheel hub is removed.This method can reduce labour force, but in this method, the two-way pressure of two hairbrush is uncontrollable, when pressure is too little, wheel hub burr brush can be caused unclean, and work efficiency reduces；When pressure is too big, brush can be caused, cause wheel hub to scrap and hairbrush easily weares and teares, increase cost.
nullFor solving above-mentioned technical problem，Application number be 201310391943.7 utility application disclose the Constant-pressure automatic compensation system of a kind of aluminium alloy wheel hub flash trimmer，In frame, location is provided with processing platform、On、Lower brush plate、And respectively in order on driving、Lower brush plate action upper、Lower lift cylinder，Respectively upper、It is connected to proportional control valve between air inlet and the source of the gas of lower lift cylinder，It is additionally provided with a pair pressure transducer，This to pressure transducer respectively in order on sensing、The gas pressure signal at lower lift cylinder air inlet place，And this gas pressure signal is transferred to controller，This gas pressure signal is analyzed and calculates by controller，And control the flow velocity of this two proportional control valves eluting gas，It is able to ensure that and makes、Lower lift cylinder all promotes with constant pressure、Lower brush plate action，So can either avoid because of upper、Lower brush plate pressure causes the sordid problem of deburring not，Again it can be avoided that because of upper、Lower brush plate pressure is excessive and causes wheel hub to scrap，In shortening、The problems such as lower brush plate life-span.
The Constant-pressure automatic compensation system of a kind of aluminium alloy wheel hub flash trimmer described in above-mentioned utility application is only capable of regulating and controlling proportional control valve according to the monitoring of pressure transducer, and then make cylinder export constant thrust, but can not regulate and control the feed speed of cylinder under the premise ensureing cylinder output constant thrust.
Utility model content:
This utility model is solved the technical problem that: the Constant-pressure automatic compensation system of polishing flash trimmer of the prior art is only capable of regulating and controlling proportional control valve according to the monitoring of pressure transducer, and then make cylinder export constant thrust, but can not regulate and control the feed speed of cylinder under the premise ensureing cylinder output constant thrust.
For solving above-mentioned technical problem, this utility model provides following technical scheme:
A kind of constant force compensation device, controls part and constant force execution part including constant force；
Described constant force control part includes the master control system of air inlet pipeline that air supply system is connected and gas exhaust piping, the first electric Proportion valve being arranged on air inlet pipeline and the first digital flow controller, the second electric Proportion valve being arranged on gas exhaust piping and the second digital flow controller and the first electric Proportion valve and the second electric Proportion valve and the first digital flow controller and the electrical connection of the second digital flow controller with air supply system；
Described constant force enforcement division divides and includes mounting flange, be fixedly mounted on mounting flange upper bracket assembly, the cylinder being fixedly mounted on carriage assembly, by the instrument mounting flange of air cylinder driven；Described air inlet pipeline connects with the inlet plenum of cylinder, and gas exhaust piping connects with the exhaust chamber of cylinder；Described carriage assembly is provided with displacement transducer, described instrument mounting flange be provided with displacement transducer with the use of displacement transducer auxiliary, institute's displacement sensors electrically connects with master control system.
By technique scheme, the operation principle of constant force compensation device described in the utility model is as follows: when constant force execution part operationally runs into the situations such as workpiece deformation, constant force performs the flexible of partly passive according to the deformation of workpiece implementation tool (instrument is arranged on instrument mounting flange), amount this kind flexible is reflected into master control system through the monitoring of displacement transducer, first digital flow controller and the second digital flow controller and the first electric Proportion valve and the second electric Proportion valve are adjusted by master control system, with compensate instrument that constant force execution part occurs because of the deformation of workpiece in the speed of service and applied thrust produced by deviation, to ensure that the speed of service of described instrument is stable, and, the thrust that described instrument applies is constant；Wherein, described first digital flow controller and the second digital flow controller are for regulating the speed of service of cylinder, and then regulate the speed of service of instrument mounting flange and instrument thereon, described first electric Proportion valve and the second electric Proportion valve thrusts of two adjustment cylinders, and then regulate the thrust of instrument mounting flange and instrument thereon.
Pass through technique scheme, product polishing deburring and other need in the working environment that constant force compensates, constant force compensation device described in the utility model can ensure that the active force that product is applied by milling tools or other instruments is constant effectively, and can effectively ensure that the speed of service of described milling tools or other instruments is stable.
Constant force controls a kind of explanation of part as this utility model, and described air supply system includes source of the gas, air-source treater, electromagnetic valve, and described air-source treater and electromagnetic valve are connected on the supply air line of source of the gas；Described air-source treater to source of the gas the compression air of confession be filtered and reduce pressure, described electromagnetic valve connects supply air line and air inlet pipeline and gas exhaust piping, and electromagnetic valve can make supply air line connect with air inlet pipeline, or, make supply air line connect with gas exhaust piping.As described above, when constant force enforcement division divides operative orientation to change, such as, constant force execution part is changed into horizontal movement by vertical motion, or, constant force performs to operate after part rotates 180 degree, commutated by the electromagnetic valve air inlet to cylinder and aerofluxus, master control system regulates the first digital flow controller and the second digital flow controller and the first electric Proportion valve and the second electric Proportion valve on one's own initiative, guarantee that the active force of the instrument being arranged on instrument mounting flange output remains constant, and the speed of service of described instrument remains stable for.
Constant force performs a kind of explanation of part as this utility model, and described carriage assembly includes the support being fixedly mounted on mounting flange, the bearing spider being fixedly mounted on support；Described cylinder is fixedly mounted on support, cylinder drives instrument mounting flange by the axis of guide, and the described axis of guide is arranged in guide bearing, and one end of the axis of guide connects the piston rod of cylinder, the other end fastening means mounting flange of the axis of guide, described guide bearing is arranged on bearing spider.As described above, cylinder drives the axis of guide by its piston rod, and then orders about the operation of instrument mounting flange.
As this utility model, constant force is performed a kind of explanation of part, described support is offered the first pilot hole and the second pilot hole, the first spacing guide pillar is plugged in first pilot hole, the second spacing guide pillar is plugged in second pilot hole, first spacing guide pillar is parallel with the second spacing guide pillar, and the first spacing guide pillar and the second spacing guide pillar are all fixing with instrument mounting flange to be connected.As described above, the effect of the first spacing guide pillar and the second spacing guide pillar, also can the moving radially of Limit Tool mounting flange except instrument mounting flange is led.
Constant force performing as this utility model a kind of explanation of part, is provided with ripple dust cover between described mounting flange and instrument mounting flange, described ripple dust cover is used for insulation blocking parts between mounting flange and instrument mounting flange.Described parts include carriage assembly, cylinder, the axis of guide, the first spacing guide pillar and the second spacing guide pillar.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, this utility model is described further:
Fig. 1 is the structural representation of a kind of constant force compensation device of this utility model；
Fig. 2 is the structural representation that in Fig. 1, constant force performs part 20.
Symbol description in figure:
10, constant force controls part；11, air inlet pipeline；12, gas exhaust piping；13, the first electric Proportion valve；14, the second electric Proportion valve；15, the first digital flow controller；16, the second digital flow controller；17, air-source treater；18, electromagnetic valve；
20, constant force performs part；21, mounting flange；22, carriage assembly；221, support；222, bearing spider；23, cylinder；24, instrument mounting flange；25, displacement transducer；250, displacement transducer wire；26, guide bearing；271, the first spacing guide pillar；272, the second spacing guide pillar；28, ripple dust cover；29, the axis of guide.
Detailed description of the invention:
In conjunction with Fig. 1, Fig. 2, a kind of constant force compensation device, control part 10 including constant force and constant force performs part 20.
Described constant force controls the master control system that part 10 includes air inlet pipeline 11 that air supply system is connected and gas exhaust piping 12, the first electric Proportion valve 13 being arranged on air inlet pipeline and the first digital flow controller 15, the second electric Proportion valve 14 being arranged on gas exhaust piping and the second digital flow controller 16 and the first electric Proportion valve and the second electric Proportion valve and the first digital flow controller with air supply system and the second digital flow controller electrically connects.
Above-mentioned constant force controls in part 10, and described air supply system includes source of the gas, air-source treater 17, electromagnetic valve 18, and described air-source treater and electromagnetic valve are connected on the supply air line of source of the gas；Described air-source treater to source of the gas the compression air of confession be filtered and reduce pressure, described electromagnetic valve connects supply air line and air inlet pipeline 11 and gas exhaust piping 12, and electromagnetic valve can make supply air line connect with air inlet pipeline, or, make supply air line connect with gas exhaust piping.
Described constant force perform part 20 include mounting flange 21, be fixedly mounted on mounting flange upper bracket assembly 22, the cylinder 23 that is fixedly mounted on carriage assembly, by the instrument mounting flange 24 of air cylinder driven；Described air inlet pipeline connects with the inlet plenum of cylinder, and gas exhaust piping connects with the exhaust chamber of cylinder；Described carriage assembly is provided with displacement transducer 25, described instrument mounting flange be provided with displacement transducer with the use of displacement transducer auxiliary, institute's displacement sensors electrically connects with master control system.
Above-mentioned constant force performs in part 20, and described carriage assembly 22 includes the support 221 being fixedly mounted on mounting flange 21, the bearing spider 222 being fixedly mounted on support；Described cylinder 23 is fixedly mounted on support, cylinder drives instrument mounting flange 24 by the axis of guide 29, the described axis of guide is arranged in guide bearing 26, one end of the axis of guide connects the piston rod of cylinder, the other end fastening means mounting flange 24 of the axis of guide, described guide bearing is arranged on bearing spider.
Above-mentioned constant force performs in part 20, described support 221 is offered the first pilot hole and the second pilot hole, the first spacing guide pillar 271 is plugged in first pilot hole, the second spacing guide pillar 272 is plugged in second pilot hole, first spacing guide pillar is parallel with the second spacing guide pillar, and the first spacing guide pillar and the second spacing guide pillar are all fixing with instrument mounting flange 24 to be connected.
Above-mentioned constant force performs, in part 20, to be provided with ripple dust cover 28 between described mounting flange 21 and instrument mounting flange 24, and described ripple dust cover is used for insulation blocking parts between mounting flange and instrument mounting flange.
In practical operation, the method for work of constant force compensation device described in the utility model includes passive compensation and Active Compensation, is described below:
First, passively compensate.When constant force execution part 20 operationally runs into the situations such as workpiece deformation, constant force performs flexible according to the passive implementation tool (instrument is arranged on instrument mounting flange 24) of the deformation of workpiece of part 20, amount this kind flexible is reflected into master control system through the monitoring of displacement transducer 25, first digital flow controller 15 and the second digital flow controller 16 and the first electric Proportion valve 13 and the second electric Proportion valve 14 are adjusted by master control system, with compensate constant force perform the instrument that occurs because of the deformation of workpiece of part 20 in the speed of service and applied thrust produced by deviation, to ensure that the speed of service of described instrument is stable, and, the thrust that described instrument applies is constant.
Second, Active Compensation.When constant force execution part 20 operative orientation changes, such as, constant force performs part 20 and is changed into horizontal movement by vertical motion, or, constant force performs to operate after part 20 rotates 180 degree, commutated by the electromagnetic valve 18 air inlet to cylinder 23 and aerofluxus, master control system regulates the first digital flow controller 15 and the second digital flow controller 16 and the first electric Proportion valve 13 and the second electric Proportion valve 14 on one's own initiative, guarantee that the active force of the instrument being arranged on instrument mounting flange 24 output remains constant, and the speed of service of described instrument remains stable for.
Above content is only better embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this specification content should not be construed as restriction of the present utility model.
Claims (5)
1. a constant force compensation device, performs part (20) including constant force control part (10) and constant force；It is characterized in that:
The master control system that described constant force control part includes air inlet pipeline (11) that air supply system is connected and gas exhaust piping (12) with air supply system, the first electric Proportion valve (13) being arranged on air inlet pipeline, the second electric Proportion valve (14) of being arranged on gas exhaust piping electrically connect with the first electric Proportion valve and the second electric Proportion valve；
Described constant force enforcement division divides and includes mounting flange (21), be fixedly mounted on mounting flange upper bracket assembly (22), the cylinder (23) that is fixedly mounted on carriage assembly, by the instrument mounting flange (24) of air cylinder driven；Described air inlet pipeline connects with the inlet plenum of cylinder, and gas exhaust piping connects with the exhaust chamber of cylinder；
Described air inlet pipeline is provided with the first digital flow controller (15), described gas exhaust piping is provided with the second digital flow controller (16), and described first digital flow controller and the second digital flow controller all electrically connect with master control system；Described carriage assembly is provided with displacement transducer (25), described instrument mounting flange be provided with displacement transducer with the use of displacement transducer auxiliary, institute's displacement sensors electrically connects with master control system.
2. a kind of constant force compensation device as claimed in claim 1, it is characterised in that: described air supply system includes source of the gas, air-source treater (17), electromagnetic valve (18), and described air-source treater and electromagnetic valve are connected on the supply air line of source of the gas；Described air-source treater to source of the gas the compression air of confession be filtered and reduce pressure, described electromagnetic valve connects supply air line and air inlet pipeline (11) and gas exhaust piping (12), electromagnetic valve can make supply air line connect with air inlet pipeline, or, make supply air line connect with gas exhaust piping.
3. a kind of constant force compensation device as claimed in claim 1, it is characterised in that: described carriage assembly (22) includes the support (221) being fixedly mounted on mounting flange (21), the bearing spider (222) being fixedly mounted on support；Described cylinder (23) is fixedly mounted on support, cylinder drives instrument mounting flange (24) by the axis of guide (29), the described axis of guide is arranged in guide bearing (26), one end of the axis of guide connects the piston rod of cylinder, other end fastening means mounting flange (24) of the axis of guide, described guide bearing is arranged on bearing spider.
4. a kind of constant force compensation device as claimed in claim 3, it is characterized in that: described support (221) is offered the first pilot hole and the second pilot hole, the first spacing guide pillar (271) is plugged in first pilot hole, the second spacing guide pillar (272) is plugged in second pilot hole, first spacing guide pillar is parallel with the second spacing guide pillar, and the first spacing guide pillar and the second spacing guide pillar are all fixing with instrument mounting flange (24) to be connected.
5. a kind of constant force compensation device as claimed in claim 1; it is characterized in that: be provided with ripple dust cover (28) between described mounting flange (21) and instrument mounting flange (24), described ripple dust cover is used for insulation blocking parts between mounting flange and instrument mounting flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521132766.1U CN205363467U (en) | 2015-12-30 | 2015-12-30 | Constant force compensation arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521132766.1U CN205363467U (en) | 2015-12-30 | 2015-12-30 | Constant force compensation arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205363467U true CN205363467U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521132766.1U Expired - Fee Related CN205363467U (en) | 2015-12-30 | 2015-12-30 | Constant force compensation arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205363467U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458857A (en) * | 2015-12-30 | 2016-04-06 | 浙江万丰科技开发股份有限公司 | Constant force compensation device |
| CN110118695A (en) * | 2019-05-23 | 2019-08-13 | 南京工程学院 | A kind of constant stress load hydrogen permeability experimental facility and test method |
| CN111216162A (en) * | 2018-11-26 | 2020-06-02 | 中国科学院沈阳自动化研究所 | Constant force floating device applied to industrial robot end |
-
2015
- 2015-12-30 CN CN201521132766.1U patent/CN205363467U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458857A (en) * | 2015-12-30 | 2016-04-06 | 浙江万丰科技开发股份有限公司 | Constant force compensation device |
| CN111216162A (en) * | 2018-11-26 | 2020-06-02 | 中国科学院沈阳自动化研究所 | Constant force floating device applied to industrial robot end |
| CN111216162B (en) * | 2018-11-26 | 2022-11-01 | 中国科学院沈阳自动化研究所 | Constant force floating device applied to tail end of industrial robot |
| CN110118695A (en) * | 2019-05-23 | 2019-08-13 | 南京工程学院 | A kind of constant stress load hydrogen permeability experimental facility and test method |
| CN110118695B (en) * | 2019-05-23 | 2021-11-30 | 南京工程学院 | Constant stress loading hydrogen permeation experimental device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160706 Termination date: 20201230 |