CN204817900U - Resin quantitative system of roller mill - Google Patents
Resin quantitative system of roller mill Download PDFInfo
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- CN204817900U CN204817900U CN201520508639.0U CN201520508639U CN204817900U CN 204817900 U CN204817900 U CN 204817900U CN 201520508639 U CN201520508639 U CN 201520508639U CN 204817900 U CN204817900 U CN 204817900U
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- resin
- quantity tube
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- ration pipe
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Abstract
The utility model discloses a resin quantitative system of roller mill, its technical scheme main points are including the ration pipe, the quantitative intraductal floater that can float on the resin liquid level that is equipped with, the top and the lower part of quantitative outside of tubes are equipped with the last material level inductive switch and lower material level inductive switch who is used for detecting the floater position respectively, the upper end of ration pipe is connected with compressed air and vacuum pump respectively, between compressed air and the ration pipe, be connected with first switch spare and second switch spare between vacuum pump and the ration pipe respectively, the lower extreme of ration pipe pours into the grit of resin respectively into with needs, resin barrel connects, need to pour into into between the grit and ration pipe of resin, be connected with third switch spare and fourth switch spare between resin barrel and the ration pipe respectively. The utility model discloses can effectively avoid the card of the interior part of pump to die, block up and damage, can also improve the quantitative accuracy nature of resin greatly.
Description
Technical field
The utility model relates to a kind of technical field of mechanical equipment, and more particularly, it relates to a kind of resin quantitative system of puddle mixer.
Background technology
Puddle mixer is that sand and resin, curing agent etc. can mix by one according to a certain ratio, to form the equipment being applicable to the resin sand cast.
In actual mulling operation, puddle mixer usually needs to carry out quantitatively to resin before mulling, to ensure that mixed resin sand can meet the requirement of casting.Traditional resin quantitative system comprises the resin barrel for holding resin, then electrodynamic pump or air driven pump is adopted to transport the object realizing resin quantitative, it realizes the control to resin quantitative by the running time of control pump, namely when each puddle mixer carries out mulling, the output flow of pre-set pump, by an electrodynamic pump or air driven pump by resin injection in sand, thus the sand by running time of control pump the resin quantitative in resin barrel being injected.
But there are the following problems to adopt electrodynamic pump or air driven pump conveying resin: 1. due to the moisture generation sclerous reaction of resin easily and in air, stick to the inside of pump, therefore can the movable members in pump is stuck, the damage that blocks and then cause pump; 2., because pump is when starting and stop, the flow of output is not with identical during normal operation, and this will produce certain impact to the accuracy of resin quantitative.Therefore inventor thinks that the resin quantitative system of traditional puddle mixer also has certain room for improvement.
Utility model content
For the deficiency that prior art exists, main purpose of the present utility model is to provide a kind of resin quantitative system of puddle mixer can avoided because resin adheres causes pump to block in the inside of pump, damages.
Secondary objective of the present utility model is to provide a kind of resin quantitative system that can improve the puddle mixer of the accuracy of resin quantitative.
For realizing above-mentioned main purpose, the utility model adopts following technical scheme: a kind of resin quantitative system of puddle mixer, comprise quantity tube, the ball float that can float on resin liquid level is provided with in described quantity tube, upper part outside quantity tube and lower part are respectively equipped with upper material level inductive switch for detecting ball float position and lower material level inductive switch, the upper end of quantity tube is connected to compressed air and vavuum pump, between compressed air and quantity tube, the first switch member and second switch part is connected between vavuum pump and quantity tube, the lower end of quantity tube respectively with the sand needing resin by injection, resin barrel connects, need between the sand of resin by injection and quantity tube, the 3rd switch member and the 4th switch member is connected between resin barrel and quantity tube.
As preferably, the first described switch member, second switch part, the 3rd switch member and the 4th switch member are magnetic valve.
As preferably, described quantity tube is made up of transparent non-stick resin material.
The utility model hinge structure is compared to be had: because the utility model have employed mode that vacuum draw and compressed air blows to realize the quantitative conveying of resin, to make in whole process resin can not with any mobile machine feature contacts, avoid the mobile machine feature contacts in traditional resin quantitative system in resin and pump and the part that brings is stuck, blocking and damaging; What adopt due to the utility model is realize the quantitative of resin volume by the mode that vacuum draw and compressed air blow resin in quantity tube simultaneously, when avoiding traditional resin quantitative system because of pump startup and stopping, different when the flow that pump exports and normal operation, and then cause resin cannot the situation of accurate quantification, thus substantially increase the accuracy of resin quantitative.
Accompanying drawing explanation
Fig. 1 is the structural representation of the resin quantitative system embodiment of the utility model puddle mixer.
In figure: 1, magnetic valve a; 2, magnetic valve b; 3, magnetic valve c; 4, magnetic valve d; 5, vavuum pump; 6, quantity tube; 7, ball float; 8, upper material level inductive switch; 9, lower material level inductive switch; 10, resin barrel.
Detailed description of the invention
Be described further with reference to the resin quantitative system embodiment of Fig. 1 to the utility model puddle mixer.
A kind of resin quantitative system of puddle mixer, comprise quantity tube 6, ball float 7 is provided with in quantity tube 6, material level inductive switch 8 and lower material level inductive switch 9 is outside equipped with at quantity tube 6, these two material level inductive switches lay respectively at upper part and the lower part of quantity tube 6, the upper end of quantity tube 6 is connected to two pipelines, and wherein a pipeline is connected to magnetic valve a1 and compressed air, and another pipeline is connected to magnetic valve b2 and vavuum pump 5.The lower end of quantity tube 6 is also connected to two pipelines, and wherein a pipeline is connected to magnetic valve c3 and needs to inject the sand of quantitative resin, and another pipeline is connected to magnetic valve d4 and resin barrel 10.
It should be noted that, quantity tube 6 can select transparent non-stick resin material to make, for example glass, conveniently can carry out preliminary observation to the quantitative resin of needs like this, and ball float 7 will guarantee to swim on resin liquid level, can avoid like this suspending because of ball float 7 or sink in resin cause resin quantitatively there is error.
Like this when needs are to resin quantitative, first upper material level inductive switch 8 is adjusted to the height and position of needs, and shut electromagnetic valve a1 and magnetic valve c3, opens magnetic valve b2 and magnetic valve d4, open vavuum pump 5 simultaneously, vacuum will be produced like this in quantity tube 6, suck in quantity tube 6 by resin from resin barrel 10, resin will promote ball float 7 and rise, until upper material level inductive switch 8 detects ball float 7, now shut electromagnetic valve b2 and d4, also just completes resin quantitative process.
When needing the resin injection after quantitatively in sand, open magnetic valve a1 and magnetic valve c3, now compressed air enters quantity tube 6, the resin promoted in quantity tube 6 declines, resin is injected into sand from the pipeline be connected with puddle mixer, in this process, ball float 7 can decline with resin liquid level, until lower material level inductive switch 9 detects ball float 7, this just represents that the resin in quantity tube 6 is all outpoured, now shut electromagnetic valve a1 and magnetic valve c3, also just completes the process that resin quantitative is injected into sand.
The technology quantitative with conventional resins is compared, because the utility model have employed mode that vacuum draw and compressed air blows to realize the quantitative conveying of resin, to make in whole process resin can not with any mobile machine feature contacts, avoid the mobile machine feature contacts in traditional resin quantitative system in resin and pump and the part that brings is stuck, blocking and damaging.
Meanwhile, due to the utility model employing is blow the mode of resin to realize the quantitative of resin volume from the interior vacuum draw of quantity tube 6 and compressed air, when avoiding traditional resin quantitative system because of pump startup and stopping, different when the flow that pump exports and normal operation, and then cause resin cannot the situation of accurate quantification, thus substantially increase the accuracy of resin quantitative.
It should be noted that, the concrete of upper material level inductive switch 8 highly can carry out given according to the needs of concrete amount of resin, certainly in order to can in actual mulling process, further improve the accuracy of resin quantitative, the particular location height of upper material level inductive switch 8 can also be determined by test of many times, repeat resin quantitative for thousands of times through the present inventor and outpour the test of process, the precision of resin quantitative can control within positive and negative 1%.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. the resin quantitative system of a puddle mixer, it is characterized in that: comprise quantity tube, the ball float that can float on resin liquid level is provided with in described quantity tube, upper part outside quantity tube and lower part are respectively equipped with upper material level inductive switch for detecting ball float position and lower material level inductive switch, the upper end of quantity tube is connected to compressed air and vavuum pump, between compressed air and quantity tube, the first switch member and second switch part is connected between vavuum pump and quantity tube, the lower end of quantity tube respectively with the sand needing resin by injection, resin barrel connects, need between the sand of resin by injection and quantity tube, the 3rd switch member and the 4th switch member is connected between resin barrel and quantity tube.
2. resin quantitative system according to claim 1, is characterized in that: the first described switch member, second switch part, the 3rd switch member and the 4th switch member are magnetic valve.
3. resin quantitative system according to claim 1, is characterized in that: described quantity tube is made up of transparent non-stick resin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508639.0U CN204817900U (en) | 2015-07-14 | 2015-07-14 | Resin quantitative system of roller mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508639.0U CN204817900U (en) | 2015-07-14 | 2015-07-14 | Resin quantitative system of roller mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204817900U true CN204817900U (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520508639.0U Active CN204817900U (en) | 2015-07-14 | 2015-07-14 | Resin quantitative system of roller mill |
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| CN (1) | CN204817900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253711A (en) * | 2019-07-30 | 2019-09-20 | 辽宁森远增材制造科技有限公司 | Ink jet type 3D printer curing agent liquid-supplying system |
-
2015
- 2015-07-14 CN CN201520508639.0U patent/CN204817900U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253711A (en) * | 2019-07-30 | 2019-09-20 | 辽宁森远增材制造科技有限公司 | Ink jet type 3D printer curing agent liquid-supplying system |
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| C14 | Grant of patent or utility model | ||
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