CN104976107A - Controlling mechanism for honing liquid pump - Google Patents
Controlling mechanism for honing liquid pump Download PDFInfo
- Publication number
- CN104976107A CN104976107A CN201510319260.XA CN201510319260A CN104976107A CN 104976107 A CN104976107 A CN 104976107A CN 201510319260 A CN201510319260 A CN 201510319260A CN 104976107 A CN104976107 A CN 104976107A
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- China
- Prior art keywords
- plunger
- pump
- spring
- ratchet
- ring
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- 239000007788 liquid Substances 0.000 title claims 5
- 230000004888 barrier function Effects 0.000 claims 7
- 238000012856 packing Methods 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 2
- 239000004809 Teflon Substances 0.000 claims 1
- 229920006362 Teflon® Polymers 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 claims 1
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- Reciprocating Pumps (AREA)
Abstract
The invention discloses a controlling mechanism for a honing liquid pump. The mechanism comprises a plunger device and a controlling device, wherein the controlling device is installed at one end of the plunger device and controls the plunger device; and honing liquid flows in and out through a joint device and the plunger device. Compared with the prior art, the controlling mechanism for the honing liquid pump has the advantages as follows: 1, by the aid of suction force of a separation membrane of the plunger device and under the action of spring force, a plunger moves forwards and backwards to push the separation membrane, so that control of feeding and discharging volume of the honing liquid is realized, the structure is simple, and the cost is reduced; and 2, a ratchet wheel is controlled to rotate through a flow regulation wheel, so that the ratchet wheel drives a cam wheel to move, the position of the plunger is controlled, the function of regulating the flow of the honing liquid is achieved, the cost is reduced, and the working efficiency is improved to a certain extent.
Description
Technical field
The present invention relates to a kind of honing feeding device, in particular a kind of honing mill liquid pump control mechanism.
Background technique
Mill liquid pump is that honing is fed in raw material dedicated pump, and what existing market adopted is all plunger pump, and adopt cam driven plunger reciprocates, plunger advancement blocks the path of grinding fluid, and plunger retreats the path opening grinding fluid, thus the supply of the grinding fluid controlled.But existing this structure can only control the turnover of grinding fluid, effectively can not control the flow of grinding fluid, cause greatly the waste of grinding fluid compared with the grinding fluid of large discharge without the need to supply during large discharge, cost is high, can not meet the demand reducing cost of production.
Existing market is all adopt plunger to be directly fixed on cam inner ring, and cam rotates and drives plunger reciprocates, and greatly, the life-span is short, cost is high, does not improve work efficiency and economic benefit for such cam and plunger wear amount.
Summary of the invention
Technical problem to be solved by this invention there are provided a kind of honing mill liquid pump control mechanism that effectively can control the flow of grinding fluid.
The present invention solves the problems of the technologies described above by the following technical programs, a kind of honing mill liquid pump control mechanism, comprise plunger assembly, piecing devices, also comprise control gear, described plunger assembly comprises plunger, plunges pump body, back-up ring, spring pad, the first spring, plunger pump middle cover, packing ring, barrier film, plug and pump cover;
Described plunger two ends diameter is less than the diameter of intermediate portion, and form former and later two steps, the front end of plunger is provided with plug, and the step front portion of the front end of plunger is plug;
The second half section of described plunger is arranged in the endoporus in the middle of plunges pump body, the step place of the corresponding plunger back-end in endoporus rear end of described plunges pump body also arranges a step, between the rear end step of described plunges pump body and the step of plunger back-end, described back-up ring is set, install described first spring between the outer surface of described plunger and the interior internal surface of hole of plunges pump body, the rear end of described first spring is against on described back-up ring;
Described plunger pump middle cover is close to the first half section that plunges pump body is enclosed within plunger, and the front end of described first spring is against on the ear end face of described plunger pump middle cover.The endoporus front end of described plunger pump middle cover arranges described packing ring, and the rear end of plunger pump middle cover is against on the step of the front end of plunger;
It is the shape of middle part as the bow of rear concave end that described barrier film is close to the vertical section that plunger pump middle cover is enclosed within described barrier film on plug;
Described pump cover is enclosed within the front end of plug, covers plug, and pump cover has the through hole of up/down perforation, and grinding fluid passes in and out from this through hole;
Described control gear comprises excentric sleeve, the first needle bearing, cam, the second needle bearing, ratchet, flow regulating wheel, locating stud, the second spring and key seat;
Described flow regulating wheel is fixed on the stationary axle that protrudes on rear side of ratchet by spacer;
Described ratchet be circumferentially evenly equipped with sawtooth, sawtooth is parallel to the central shaft of ratchet;
Cam is fixed on ratchet leading flank, and a trim ring is close to cam leading flank and is arranged;
Described excentric sleeve comprises an end face, perpendicular to First stage of end face and second step section, the outer surface in First stage and the first needle bearing inner ring close-fitting, described first needle bearing outer ring and trim ring close-fitting, trim ring compresses and is attached on cam by the end face of excentric sleeve, the outer surface of second step section and the second needle bearing inner ring close-fitting, the outer ring of the second needle bearing and cam and ratchet close-fitting;
Described locating stud and the second spring retention are in key seat, and locating stud has tip, and its tip withstands on the sawtooth of ratchet, and the second spring is positioned at the lower end of locating stud.
As the technological scheme optimized, described barrier film is quality of rubber materials.
As the technological scheme optimized, the front-end face of arc barrier film is pasted with Teflon firmly.
As the technological scheme optimized, the means of fixation all adopting screw to lock between described plunger pump middle cover and plunges pump body, between barrier film and plunger pump middle cover and between pump cover and barrier film.
The present invention has the following advantages compared to existing technology:
1, by the suction of barrier film, under spring force, by plunger seesaw promote that barrier film realizes grinding fluid enter displacement control, structure is simple, reduces cost.
2, controlled the rotation of ratchet by flow regulating wheel, make ratchet straps camming movement, thus control the position of plunger, reach the effect regulating grinding fluid flow, reduce cost, improve certain work efficiency.
3, drive excentric sleeve to be delivered to cam by plunger to carry out to-and-fro motion, alleviate the frictional force of cam and plunger like this, enhance working life, improve work efficiency.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of a kind of honing mill of the present invention liquid pump control mechanism;
Fig. 2 is the sectional structure chart of the plunger assembly of a kind of honing mill of the present invention liquid pump control mechanism;
Fig. 3 is the three-dimensional structure diagram of the plunger assembly of a kind of honing mill of the present invention liquid pump control mechanism;
The sectional structure chart of Fig. 4 barrier film
Fig. 5 is the sectional structure chart of the control gear of a kind of honing mill of the present invention liquid pump control mechanism;
Fig. 6 is the three-dimensional structure diagram of the control gear of a kind of honing mill of the present invention liquid pump control mechanism;
Fig. 7 is the structural drawing of the excentric sleeve of control gear;
Fig. 8 is the structural drawing of the cam of control gear;
Fig. 9 is the structural drawing of the ratchet of control gear;
Figure 10 is the structural drawing of the locating stud of control gear;
Figure 11 is the part-structure three-dimensional cutaway view of control gear;
Figure 12 is the stereogram of the part-structure of control gear.
Embodiment
Elaborate to embodiments of the invention below, the present embodiment is implemented under premised on technical solution of the present invention, give detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, a kind of honing mill of the present embodiment liquid pump comprises plunger assembly 1, piecing devices 2 and control gear 3.
Consult shown in Fig. 2 and Fig. 3, described plunger assembly 1 comprises plunger 11, plunges pump body 12, back-up ring 112, spring pad 13, spring 14, plunger pump middle cover 15, packing ring 114, barrier film 17, plug 18 and pump cover 19 simultaneously.
Described plunger 11 two ends diameter is less than the diameter of intermediate portion, forms former and later two steps.The front end of plunger 11 is provided with plug 18.The step front portion of the front end of plunger 11 is plug 18.
The second half section of described plunger 11 is arranged in the endoporus in the middle of plunges pump body 12, the step place of corresponding plunger 11 rear end, endoporus rear end of described plunges pump body 12 also arranges a step, between the rear end step of described plunges pump body 12 and the step of plunger 11 rear end, described back-up ring 112 is set, makes plunger 11 motion in plunges pump body 12 can not leave plunges pump body 12 again.Install described spring 14 between the outer surface of described plunger 11 and the interior internal surface of hole of plunges pump body 12, the rear end of described spring 14 is against on described back-up ring 112.
Described plunger pump middle cover 15 is close to the first half section that plunges pump body 12 is enclosed within plunger 11, and the front end of described spring 14 is against on the ear end face of described plunger pump middle cover 15.The endoporus front end of described plunger pump middle cover 15 arranges described packing ring 114, and the rear end of plunger pump middle cover 15 is against on the step of the front end of plunger 11, makes plunger 11 intermediate portion with this packing ring 114 for boundary, no longer travels forward.
Described barrier film 17 is close to plunger pump middle cover 15 and is enclosed within plug 18.Described barrier film 17 is quality of rubber materials, and as shown in Figure 4, the vertical section of described barrier film 17 is the shape of middle part as the bow of rear concave end, and the front-end face of arc barrier film 17 is pasted with Teflon firmly.
Described pump cover 19 is enclosed within the front end of plug 18, covers plug 18, and pump cover 19 has the through hole 192 of up/down perforation, and grinding fluid passes in and out from this through hole 192.
The means of fixation all adopting screw to lock between described plunger pump middle cover 15 and plunges pump body 12, between barrier film 17 and plunger pump middle cover 15 and between pump cover 19 and barrier film 17.
Consult shown in Fig. 1, described piecing devices 2 comprise inlet union 21, inlet union body 22, outlet connection 23, outlet connection body 25 again.
Inlet union body 22 is connected to the top of inlet union 21 by Female connector fittings 212, the hypomere of described inlet union 21 is contained in through hole 192 epimere of described pump cover 19, concrete, on the interior step that through hole 192 epimere that the lower end of described inlet union 21 is against is arranged.Inlet union 21 endoporus is provided with import sealing ball 212 and import spring 214, the through hole 192 of pump cover 19 blocked by described import sealing ball 212, the lower end of import spring 214 is against the top of import sealing ball 212, and the upper end of import spring 214 is against on a step of inlet union 21 endoporus setting.
Outlet connection body 25 is connected to the below of outlet connection 23 by Stem Mut 24, the epimere of described outlet connection 23 is contained in through hole 192 hypomere of described pump cover 19, concrete, on the interior step that through hole 192 hypomere that the upper end of described outlet connection 23 is against is arranged, the bottom of outlet connection 23 is contained in the groove of top depression of Stem Mut 24, and the hypomere of Stem Mut 24 is fixed on the upper end of outlet connection body 25 by a Female connector fittings.Outlet connection 23 endoporus is provided with outlet sealing ball 232 and outlet spring 234, the through hole in Stem Mut 24 blocked by described outlet sealing ball 232, the upper end of outlet spring 234 is against on a step of outlet connection 23 endoporus setting, and the lower end of outlet spring 234 is against on outlet sealing ball 232.The second outlet sealing ball 242 and the second outlet spring 244 is also provided with in described Stem Mut 24, the through hole in Stem Mut 24 blocked by second outlet sealing ball 242, the upper end of the second outlet spring 244 is against on the second outlet sealing ball 242, and the lower end of the second outlet spring 244 is against the upper-end surface of outlet connection body 25.
During use, when control gear 3 controls plunger 11 front-rear reciprocation movement, the front-rear reciprocation movement of plunger 11 drives barrier film 19 to seesaw, to the effect that grinding fluid plays absorption and releases, again by the cooperation of each sealing ball and spring, thus effectively control the flow of grinding fluid.The setting of the second outlet sealing ball 242 and the second outlet spring 244, to make the rate of discharge of grinding fluid milder, according to the demand of client, the cooperating structure of multiple import sealing ball, import spring and outlet sealing ball, outlet spring can be set, under the prompting of principle of the present invention, persons skilled in the art are easy to this structure of designed, designed.
Refer to shown in Fig. 5 to Figure 12, described control gear 3 comprises excentric sleeve 31, first needle bearing 32, cam 33, second needle bearing 34, ratchet 35, flow regulating wheel 36, locating stud 37, spring 38 and key seat 39.
Described flow regulating wheel 36 is fixed on the stationary axle of protrusion on rear side of ratchet 35 by spacer 356.
Described ratchet 35 be circumferentially evenly equipped with sawtooth, sawtooth is parallel to the central shaft of ratchet 35.
Cam 33 is fixed on ratchet 35 leading flank, and a trim ring 312 is close to cam 33 leading flank and is arranged.
Described excentric sleeve 31 comprises an end face 312, perpendicular to First stage 314 of end face and second step section 316, the outer surface in First stage 314 and the first needle bearing 32 inner ring close-fitting, described first needle bearing 32 outer ring and trim ring 312 close-fitting, trim ring 312 is compressed subsides on the cam 33 by the end face 312 of excentric sleeve 31.The outer surface of second step section 316 and the second needle bearing 342 inner ring close-fitting, the outer ring of the second needle bearing 342 and cam 33 and ratchet 35 close-fitting.
Described locating stud 37 and spring 38 are contained in key seat 39, and locating stud 37 has tip, and its tip withstands on the sawtooth of ratchet 35, and spring 38 is positioned at the lower end of locating stud 37.
When not having External Force Acting in flow regulating wheel 36, due to the barrier effect of locating stud 37 pairs of ratchets 35, ratchet 35 position is motionless, then plunger 11 is in fixing position, when needing the flow regulating grinding fluid, the mode that can advance by making the fixed position of plunger 11 or retreat increases or reduces the flow of grinding fluid, now only need rotation flow regulating wheel 36, the rotation of flow regulating wheel 36 drives the rotation of the cam 33 be fixed together with it, the rotation of cam 33 drives plunger 11 position to advance further or retreats, due to the elastic force of spring 38, and ratchet 35 is circumferentially evenly equipped with sawtooth, make to regulate can control accurately the rotation angle of ratchet 35, according to the distance advanced or retreat in corresponding plunger 11 position of the adjustment of the rotation angle of ratchet 35, the object of flow control can be reached accurately.And cam 33 is arranged on excentric sleeve 31, drives excentric sleeve 31 to be delivered to the to-and-fro motion of plunger 11 by cam 33, alleviate the frictional force between cam 33 and plunger 11, enhance cam 33 and the working life of plunger 11, improve effect.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. a honing mill liquid pump control mechanism, comprise plunger assembly and control gear, it is characterized in that, described plunger assembly comprises plunger, plunges pump body, back-up ring, spring pad, the first spring, plunger pump middle cover, packing ring, barrier film, plug and pump cover;
Described plunger two ends diameter is less than the diameter of intermediate portion, and form former and later two steps, the front end of plunger is provided with plug, and the step front portion of the front end of plunger is plug;
The second half section of described plunger is arranged in the endoporus in the middle of plunges pump body, the step place of the corresponding plunger back-end in endoporus rear end of described plunges pump body also arranges a step, between the rear end step of described plunges pump body and the step of plunger back-end, described back-up ring is set, install described first spring between the outer surface of described plunger and the interior internal surface of hole of plunges pump body, the rear end of described first spring is against on described back-up ring;
Described plunger pump middle cover is close to the first half section that plunges pump body is enclosed within plunger, and the front end of described first spring is against on the ear end face of described plunger pump middle cover.The endoporus front end of described plunger pump middle cover arranges described packing ring, and the rear end of plunger pump middle cover is against on the step of the front end of plunger;
It is the shape of middle part as the bow of rear concave end that described barrier film is close to the vertical section that plunger pump middle cover is enclosed within described barrier film on plug;
Described pump cover is enclosed within the front end of plug, covers plug, and pump cover has the through hole of up/down perforation, and grinding fluid passes in and out from this through hole;
Described control gear comprises excentric sleeve, the first needle bearing, cam, the second needle bearing, ratchet, flow regulating wheel, locating stud, the second spring and key seat;
Described flow regulating wheel is fixed on the stationary axle that protrudes on rear side of ratchet by spacer;
Described ratchet be circumferentially evenly equipped with sawtooth, sawtooth is parallel to the central shaft of ratchet;
Cam is fixed on ratchet leading flank, and a trim ring is close to cam leading flank and is arranged;
Described excentric sleeve comprises an end face, perpendicular to First stage of end face and second step section, the outer surface in First stage and the first needle bearing inner ring close-fitting, described first needle bearing outer ring and trim ring close-fitting, trim ring compresses and is attached on cam by the end face of excentric sleeve, the outer surface of second step section and the second needle bearing inner ring close-fitting, the outer ring of the second needle bearing and cam and ratchet close-fitting;
Described locating stud and the second spring retention are in key seat, and locating stud has tip, and its tip withstands on the sawtooth of ratchet, and the second spring is positioned at the lower end of locating stud.
2. a kind of honing mill liquid pump control mechanism according to claim 1, it is characterized in that, described barrier film is quality of rubber materials.
3. a kind of honing mill liquid pump control mechanism according to claim 1, it is characterized in that, the front-end face of arc barrier film is pasted with Teflon firmly.
4. a kind of honing mill liquid pump control mechanism according to claim 1, is characterized in that, the means of fixation all adopting screw to lock between described plunger pump middle cover and plunges pump body, between barrier film and plunger pump middle cover and between pump cover and barrier film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510319260.XA CN104976107A (en) | 2015-06-10 | 2015-06-10 | Controlling mechanism for honing liquid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510319260.XA CN104976107A (en) | 2015-06-10 | 2015-06-10 | Controlling mechanism for honing liquid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104976107A true CN104976107A (en) | 2015-10-14 |
Family
ID=54272944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510319260.XA Pending CN104976107A (en) | 2015-06-10 | 2015-06-10 | Controlling mechanism for honing liquid pump |
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| Country | Link |
|---|---|
| CN (1) | CN104976107A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107435623A (en) * | 2016-05-27 | 2017-12-05 | 纪州技研工业株式会社 | Membrane pump |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3661167A (en) * | 1970-05-25 | 1972-05-09 | A & D Fabricating Co | Chemical feed pump with improved valve means |
| US4167896A (en) * | 1977-08-11 | 1979-09-18 | Gustafson, Inc. | Pump for auger treater |
| CN2491620Y (en) * | 2001-07-31 | 2002-05-15 | 李雄 | Efficiency metering diaphragm pump |
| CN102518578A (en) * | 2012-01-09 | 2012-06-27 | 上海江浪流体机械制造有限公司 | Multi-cavity communicated booster pneumatic diaphragm pump |
| CN203770052U (en) * | 2014-04-16 | 2014-08-13 | 浙江力高泵业科技有限公司 | Hydraulic diaphragm type metering pump |
| CN204716512U (en) * | 2015-06-10 | 2015-10-21 | 安庆联控机电科技发展有限公司 | A kind of honing mill liquid pump control mechanism |
-
2015
- 2015-06-10 CN CN201510319260.XA patent/CN104976107A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3661167A (en) * | 1970-05-25 | 1972-05-09 | A & D Fabricating Co | Chemical feed pump with improved valve means |
| US4167896A (en) * | 1977-08-11 | 1979-09-18 | Gustafson, Inc. | Pump for auger treater |
| CN2491620Y (en) * | 2001-07-31 | 2002-05-15 | 李雄 | Efficiency metering diaphragm pump |
| CN102518578A (en) * | 2012-01-09 | 2012-06-27 | 上海江浪流体机械制造有限公司 | Multi-cavity communicated booster pneumatic diaphragm pump |
| CN203770052U (en) * | 2014-04-16 | 2014-08-13 | 浙江力高泵业科技有限公司 | Hydraulic diaphragm type metering pump |
| CN204716512U (en) * | 2015-06-10 | 2015-10-21 | 安庆联控机电科技发展有限公司 | A kind of honing mill liquid pump control mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107435623A (en) * | 2016-05-27 | 2017-12-05 | 纪州技研工业株式会社 | Membrane pump |
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Application publication date: 20151014 |
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