CN210435303U - Molding sand on-line quality detection device - Google Patents
Molding sand on-line quality detection device Download PDFInfo
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- CN210435303U CN210435303U CN201921188235.2U CN201921188235U CN210435303U CN 210435303 U CN210435303 U CN 210435303U CN 201921188235 U CN201921188235 U CN 201921188235U CN 210435303 U CN210435303 U CN 210435303U
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Abstract
The utility model relates to a molding sand on-line quality detection device, which comprises a sand mixing unit and a detection unit, wherein the sand mixing unit comprises a sand mixing bin, one side of the lower end of the sand mixing bin is provided with a discharge port, the position of the sand mixing bin corresponding to the outer side of a blanking port is fixedly connected with a bearing frame, the bearing frame is fixedly connected with a blanking telescopic cylinder which can seal or open the blanking port through telescopic rod expansion, and the position of the bearing frame corresponding to the lower side of the discharge port is also fixedly connected with a blanking hopper; the detection unit comprises a casing and a discharging hopper fixedly connected to one side of the casing, and the discharging hopper is located on the lower side of the discharging hopper. The utility model discloses have and need not frequent molding sand blendor of opening or turn-off, can carry out the detection of molding sand at molding sand blendor work, have convenient to use easy operation's effect.
Description
Technical Field
The utility model belongs to the technical field of the technique that casting green-sand detected and specifically relates to an online quality detection device of molding sand is related to.
Background
At present, green sand is a complex mixture composed of quartz sand, clay, water, coal powder and the like, and the performance of the green sand directly influences the quality of a casting mold and further influences the quality of a casting. Statistically, more than 65% of casting waste is caused by the quality problems of the green sand, and in order to obtain a high quality green sand, the performance parameters of the green sand must be tested in order to effectively control the sand treatment process. Wherein, the compaction rate and the wet strength are two important performance indexes of the green sand. The compaction ratio is a reduction ratio of the volume of the molding sand before and after compaction, and is a reduction ratio of the height of the sand sample before and after compaction when measured by a standard sample cylinder. Wet strength is the maximum stress that a green sand specimen can withstand before failure. Laboratory measurement procedures for compaction and wet strength, while accurate, take a long time, and therefore, electrical measurement and detection equipment for compaction and wet strength has been developed.
Reference is now made to the chinese utility model patent with the publication number CN208091484U, it discloses a molding sand on-line monitoring control device, which comprises a shell, a compaction rate detection device, a wet compression strength detection device and a conveying device which are arranged in the shell, a feed hopper is arranged on the outer side wall of one side of the shell, a reserved opening is arranged on the side wall of the shell and below the feed hopper, a supporting plate is arranged in the shell, the compaction rate detection device and the wet compression strength detection device are arranged on the supporting plate, the bottom of the shell is provided with a positioning seat, the conveying device comprises a first conveying cylinder fixed in the shell, a sliding block arranged on the positioning seat and a second conveying cylinder fixed on the sliding block, one end of the sliding block is connected with one end of the first conveying cylinder, and a sample cylinder is arranged at one end, close to the feed hopper, of the second conveying cylinder. The utility model has the advantages of reasonable design, can effectively improve the tight real rate of molding sand and detect precision and wet crushing strength detection precision, avoid the error that artificial detection brought simultaneously.
Foretell this kind of molding sand on-line monitoring device, when using, need stop the molding sand roller mill, then take out in some molding sand to the feeder hopper from the molding sand roller mill, just can carry out the molding sand and detect, because the molding sand side of examining needs go on many times, detect to inerrability until the molding sand, therefore need frequent opening or turn-off the molding sand blendor, it is troublesome to use, the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an online quality control ware of molding sand has and need not frequent opening or turn-off the molding sand blendor to can carry out the detection of molding sand at the work of molding sand blendor, have convenient to use easy operation's advantage.
The above object of the present invention is achieved by the following technical solutions:
the online quality detection device for the molding sand comprises a sand mixing unit and a detection unit, wherein the sand mixing unit comprises a sand mixing bin, a discharge port is formed in one side of the lower end of the sand mixing bin, a bearing frame is fixedly connected to the position, corresponding to the outer side of a blanking port, of the sand mixing bin, a blanking telescopic cylinder capable of closing or opening the blanking port through telescopic rod extension is fixedly connected to the bearing frame, and a blanking hopper is fixedly connected to the position, corresponding to the lower side of the discharge port, of the bearing frame; the detection unit comprises a casing and a discharging hopper fixedly connected to one side of the casing, and the discharging hopper is located on the lower side of the discharging hopper.
Through adopting above-mentioned technical scheme, when needs detect the molding sand, need not to stop the roller mill, only need drive the telescopic link through the blanking telescoping cylinder and remove, can open the blanking mouth of roller mill storehouse one side, the molding sand in the roller mill storehouse will be directly through the dead weight fall to the blanking fill in, then, the molding sand will directly fall to the blanking fill in through the blanking fill to can directly carry out the on-line measuring of molding sand, convenient to use.
The utility model discloses further set up to: the rotating shaft is connected in the blanking hopper in a rotating mode, the axis of the rotating shaft is horizontally arranged, and a plurality of blades which can abut against the inner side of the blanking hopper along with rotation are evenly and fixedly connected to the circumferential surface of the rotating shaft.
Through adopting above-mentioned technical scheme, after the molding sand falls to the blanking fill in, along with the whereabouts of molding sand, each blade of dead weight automatic band that can lead to the molding sand rotates, and through the rotation of each blade, can be with the even hopper that falls to down of molding sand in the blanking fill, realize even unloading.
The utility model discloses further set up to: the position of the sand mixing bin corresponding to the outer side of the discharge port is fixedly connected with a discharge pipe horizontally arranged, the blanking telescopic cylinder is horizontally and fixedly connected to the bearing frame, and the telescopic rod of the blanking telescopic cylinder is fixedly connected with a sealing block capable of sliding along the discharge pipe.
Through adopting above-mentioned technical scheme, the during operation drives the telescopic link through the blanking telescoping cylinder and stretches out and draws back and can drive the closed piece and slide out the discharging pipe or slide to the discharging pipe along the discharging pipe to realize the blanking of molding sand or stop the blanking.
The utility model discloses further set up to: and a protective cover is arranged at the position of the bearing frame corresponding to the outer side of the discharge pipe.
Through adopting above-mentioned technical scheme, can shelter from discharging pipe department through the protection casing that adopts to avoid the molding sand to spatter outside ground when falling from the discharging pipe.
The utility model discloses further set up to: a through groove is formed in the lower side of the middle of the discharge pipe.
By adopting the technical scheme: during operation, the blanking telescoping cylinder drives the telescopic link shrink and can drive the closed block and slide along the discharging pipe to open logical groove, and then the blanking of completion molding sand that can be convenient, after accomplishing the blanking, the blanking telescoping cylinder drives the telescopic link and extends, can slide to leading to the one side that the groove is close to the blending bunker through driving the closed block, thereby stop the unloading.
The utility model discloses advance one and set up to: the horizontal migration in the casing is connected with the slide, it can extend to down the compacting bottom plate of hopper downside to slide to be connected with one end on the slide, the vertical rigid coupling in position that the casing corresponds the slide middle part has the compacting telescoping cylinder, the clamp plate of some level settings of lower extreme rigid couplings of the telescopic link of compacting telescoping cylinder, the compacting bottom plate upside is provided with the compacting bottom plate along the upside of compacting bottom plate and slides and to be located hopper downside or the sample section of thick bamboo of clamp plate downside down.
Through adopting above-mentioned technical scheme, the during operation removes the compaction bottom plate along the slide, can drive the sample cylinder to the downside of hopper down, then, accomplishes the packing of molding sand in to the sample cylinder through hopper down, rethread clamp plate bottom plate drive the sample cylinder downside that slides the compaction telescoping cylinder, at last, drive the telescopic link downstream through the compaction telescoping cylinder, make the clamp plate butt in the upside of molding sand in the sample cylinder to continue to drive the clamp plate downstream and can the compaction molding sand.
The utility model discloses further set up to: one side of the sliding seat, which is far away from the blanking hopper, is fixedly connected with a horizontally arranged charging telescopic cylinder, and a telescopic rod of the charging telescopic cylinder is fixedly connected to one side of the compaction bottom plate.
Through adopting above-mentioned technical scheme, the during operation, the telescoping cylinder that charges drives the telescopic link and stretches out and draws back and can drive the compacting bottom plate and slide to can accomplish the packing of the interior molding sand of sample tube.
The utility model discloses further set up to: the middle part of the compaction bottom plate is vertically provided with a blanking port with the diameter the same as the inner diameter of the sample cylinder, and one end of the compaction bottom plate, which is far away from the blanking hopper, is fixedly connected with a positioning telescopic cylinder which can drive the sample cylinder to slide to the upper side of the blanking port and is communicated with the blanking port.
Through adopting above-mentioned technical scheme, after sample detection, can drive the sample section of thick bamboo cunning to the blanking mouth position department of sample bottom plate through the location telescoping cylinder to can accomplish the discharge of sample.
The utility model discloses further set up to: a material discharging telescopic cylinder is vertically and fixedly connected in the shell, and a telescopic rod of the material discharging telescopic cylinder is arranged downwards and fixedly connected with an inner push plate which can be inserted into the sample cylinder to push out the sample from the blanking port.
By adopting the technical scheme, after the detection of the sample is finished, the positioning telescopic cylinder drives the sample cylinder to move to the position of the blanking port of the sample bottom plate, then the sliding seat drives the compaction bottom plate to move to the position of the blanking port at the lower side of the discharging telescopic cylinder, and finally the discharging telescopic cylinder drives the push plate to move downwards, so that the sample in the sample cylinder can be discharged from the blanking port.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the molding sand is required to be detected, the sand mixer is not required to be stopped, the blanking port on one side of the sand mixing bin can be opened only by driving the telescopic rod to move through the blanking telescopic cylinder, the molding sand in the sand mixing bin directly falls into the blanking hopper through the self weight, and then the molding sand directly falls into the blanking hopper through the blanking hopper, so that the online detection of the molding sand can be directly carried out, and the use is convenient;
2. after the molding sand falls into the blanking hopper, the molding sand can automatically drive the blades to rotate by the dead weight of the molding sand along with the falling of the molding sand, and the molding sand in the blanking hopper can uniformly fall into the blanking hopper by the rotation of the blades, so that uniform blanking is realized;
3. during operation, the telescopic rod is driven to stretch through the blanking telescopic cylinder to drive the sealing block to slide out of the discharging pipe or slide into the discharging pipe along the discharging pipe, so that the blanking of molding sand is realized or the blanking is stopped.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the sand mulling unit of the present invention.
Fig. 3 is a schematic structural diagram of the detecting unit of the present invention.
In the figure, 1, a sand mulling unit; 11. a sand mixing bin; 111. a discharge pipe; 112. a through groove; 12. a receiving frame; 121. a blanking telescopic cylinder; 122. a sealing block; 13. a protective cover; 14. a blanking hopper; 141. a rotating shaft; 142. a blade; 2. a detection unit; 21. a housing; 22. feeding a hopper; 23. a slide base; 24. compacting the bottom plate; 241. a charging telescopic cylinder; 242. a blanking port; 25. a sample cartridge; 251. positioning the telescopic cylinder; 26. compacting the telescopic cylinder; 261. pressing a plate; 27. a displacement detection sensor; 28. a discharge telescopic cylinder; 281. a push plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an online quality detection device of molding sand, including mulling unit 1 and detecting element 2.
Referring to fig. 2, the sand mulling unit 1 includes a sand mulling bin 11 (the sand mulling bin 11 is prior art, and is not described herein again), a discharge port is opened at one side of a lower end of the sand mulling bin 11, a discharge pipe 111 horizontally arranged is fixedly connected to a position outside the discharge port of the sand mulling bin 11, a support frame 12 is fixedly connected to a position outside the discharge pipe 111 of the sand mulling bin 11, a blanking telescopic cylinder 121 horizontally arranged is fixedly connected to the support frame 12, a sealing block 122 slidably connected to the inside of the discharge pipe is fixedly connected to a telescopic rod of the blanking telescopic cylinder 121 towards the discharge pipe 111, and a through groove 112 is vertically opened at a lower side of a middle portion. The position of the receiving frame 12 corresponding to the outer side of the discharge pipe 111 is fixedly connected with a protective cover 13, the position of the receiving frame 12 corresponding to the lower side of the discharge pipe 111 is also fixedly connected with a blanking hopper 14, the blanking hopper 14 is rotatably connected with a rotating shaft 141 with a horizontal axis, and the peripheral surface of the rotating shaft 141 is uniformly and fixedly connected with a plurality of blades 142 which can be abutted against the inner side of the blanking hopper 14 along with rotation. When needs examine the molding sand, need not to stop the roller mill, only need to drive the telescopic link shrink through blanking telescoping cylinder 121 and can drive closed piece 122 and slide along discharging pipe 111, thereby can open logical groove 112, and then the blanking of completion molding sand that can be convenient, the molding sand will directly fall to going out the hopper from logical groove 112 through the dead weight in, and can shelter from discharging pipe 111 department through protection casing 13 that adopts, thereby it splashes outside ground to avoid the molding sand to fall in from discharging pipe 111 when. After the molding sand falls to blanking hopper 14 in, along with the whereabouts of molding sand, can lead to each blade 142 of dead weight automatic band rotation of molding sand, and through the rotation of each blade 142, can be with the even hopper 22 that falls to of molding sand in blanking hopper 14 in, realize even unloading, after accomplishing the blanking, blanking telescoping cylinder 121 drives the telescopic link and extends, can slide to leading to groove 112 one side near the blending bunker through driving closed block 122 to stop the unloading.
Referring to fig. 3, the detecting unit 2 includes a casing 21, a lower hopper 22 is vertically and fixedly connected to one side of the casing 21 close to the sand mixing bin 11, the lower hopper 22 is located under the blanking hopper 14, a sliding seat 23 is horizontally and fixedly connected to the inside of the casing 21, a compacting bottom plate 24 is slidably connected to the sliding seat 23, a charging telescopic cylinder 241 is further fixedly connected to one side of the sliding seat 23 away from the lower hopper 22, a telescopic rod of the charging telescopic cylinder 241 is fixedly connected to the compacting bottom plate 24, a vertically penetrating sample cylinder 25 is vertically arranged on an upper side of the compacting bottom plate 24, the sample cylinder 25 can be driven to move to a lower side of the lower hopper 22 along with movement of the compacting plate, a compacting telescopic cylinder 26 is vertically and fixedly connected to a position of the casing 21 corresponding to a middle portion of the sliding seat 23, a horizontally arranged pressing plate 261 is fixedly connected to a lower end of a telescopic rod of the compacting telescopic cylinder 26, a displacement detecting sensor 27 is arranged. During operation, promote the compaction bottom plate 24 on the slide 23 through the telescoping cylinder 241 that charges and slide, thereby can drive the sample cylinder 25 of compaction bottom plate 24 upside and remove the downside to hopper 22 down, thereby can accept the molding sand that hopper 22 fell down, when hopper 22 accomplish the packing of molding sand in to sample cylinder 25 after, the telescoping cylinder 241 that charges pulls compaction bottom plate 24 and retract, until sample cylinder 25 is located the lower extreme of compaction telescoping cylinder 26, then promote the downward motion of clamp plate 261 through compaction telescoping cylinder 26, make clamp plate 261 butt in the upside of molding sand in sample cylinder 25, and continue to drive clamp plate 261 downstream and can compact the molding sand, and meanwhile, the extension length of compaction telescoping cylinder 26 can be accomplished to the side lever of displacement detection sensor 27, thereby can measure the rate of compaction of molding sand.
The middle part of the compacting bottom plate 24 is vertically provided with a blanking port 242 with the same diameter as the inner diameter of the sample cylinder 25, one end of the compacting bottom plate 24, which is far away from the blanking hopper 22, is further fixedly connected with a positioning telescopic cylinder 251, and the positioning telescopic cylinder 251 can drive the sample cylinder 25 to slide to the upper side of the blanking port 242 and is communicated with the blanking port 242. A discharging telescopic cylinder 28 is also vertically and fixedly connected in the machine shell 21, a telescopic rod of the discharging telescopic cylinder 28 is arranged downwards and fixedly connected with a push plate 281, and the push plate 281 moves downwards to be inserted into the sample cylinder 25 to push out the sample from the blanking port 242. After sample detection is finished, the positioning telescopic cylinder 251 drives the sample cylinder 25 to move to the position of the blanking port 242 of the sample bottom plate, then the charging telescopic cylinder 241 drives the compacting bottom plate 24 to move to the position where the blanking port 242 of the compacting bottom plate 24 is located at the lower side of the discharging telescopic cylinder 28, and finally the discharging telescopic cylinder 28 drives the push plate 281 to move downwards, so that the sample in the sample cylinder 25 can be discharged from the blanking port 242.
The implementation principle of the embodiment is as follows: when needs examine the molding sand, need not to stop the roller mill, only need to drive the telescopic link shrink through blanking telescoping cylinder 121 and can drive closed piece 122 and slide along discharging pipe 111, thereby can open logical groove 112, and then the blanking of completion molding sand that can be convenient, the molding sand will directly fall to going out the hopper from logical groove 112 through the dead weight in, and can shelter from discharging pipe 111 department through protection casing 13 that adopts, thereby it splashes outside ground to avoid the molding sand to fall in from discharging pipe 111 when. After the molding sand falls into the blanking hopper 14, the blades 142 are automatically driven to rotate by the dead weight of the molding sand, and the molding sand in the blanking hopper 14 can uniformly fall into the blanking hopper 22 through the rotation of the blades 142, so as to realize uniform blanking, meanwhile, the charging telescopic cylinder 241 pushes the compacting bottom plate 24 on the sliding seat 23 to slide, so as to drive the sample cylinder 25 on the upper side of the compacting bottom plate 24 to move to the lower side of the blanking hopper 22, so as to receive the molding sand falling from the blanking hopper 22, after the blanking hopper 22 completes the filling of the molding sand in the sample cylinder 25, the charging telescopic cylinder 241 pulls the compacting bottom plate 24 to retract until the sample cylinder 25 is positioned at the lower end of the compacting telescopic cylinder 26, and then the pressing plate 261 is pushed to move downwards by the compacting telescopic cylinder 26, so that the pressing plate 261 abuts against the upper side of the molding sand in the sample cylinder 25, and the pressing plate 261 is continuously driven to move downwards to compact the molding sand, and at the same time, the side lever of the displacement detecting sensor 27 completes the extension of the telescopic ram 26, so that the compaction rate of the molding sand can be measured. After sample detection is finished, the positioning telescopic cylinder 251 drives the sample cylinder 25 to move to the position of the blanking port 242 of the sample bottom plate, then the charging telescopic cylinder 241 drives the compacting bottom plate 24 to move to the position where the blanking port 242 of the compacting bottom plate 24 is located at the lower side of the discharging telescopic cylinder 28, and finally the discharging telescopic cylinder 28 drives the push plate 281 to move downwards, so that the sample in the sample cylinder 25 can be discharged from the blanking port 242.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides an online quality detection device of molding sand which characterized in that: the device comprises a sand mixing unit (1) and a detection unit (2), wherein the sand mixing unit (1) comprises a sand mixing bin (11), a discharge hole is formed in one side of the lower end of the sand mixing bin (11), a bearing frame (12) is fixedly connected to the position, corresponding to the outer side of a blanking hole (242), of the sand mixing bin (11), a blanking telescopic cylinder (121) capable of sealing or opening the blanking hole (242) through telescopic rod extension is fixedly connected to the bearing frame (12), and a blanking hopper (14) is further fixedly connected to the position, corresponding to the lower side of the discharge hole, of the bearing frame (12); the detection unit (2) comprises a machine shell (21) and a discharging hopper (22) fixedly connected to one side of the machine shell (21), wherein the discharging hopper (22) is positioned on the lower side of the discharging hopper (14).
2. The molding sand on-line quality testing device of claim 1, wherein: the blanking hopper (14) is rotatably connected with a rotating shaft (141) with a horizontally arranged axis, and a plurality of blades (142) which can abut against the inner side of the blanking hopper (14) along with rotation are uniformly and fixedly connected to the circumferential surface of the rotating shaft (141).
3. The molding sand on-line quality testing device of claim 1, wherein: the position that mixes sand storehouse (11) and correspond the discharge gate outside is rigid coupling has discharging pipe (111) that the level set up, blanking telescoping cylinder (121) horizontal rigid coupling in accepting frame (12), and the telescopic link rigid coupling of blanking telescoping cylinder (121) has can follow sealing block (122) that discharging pipe (111) slided.
4. The molding sand on-line quality testing device of claim 1, wherein: the position of the bearing frame (12) corresponding to the outer side of the discharge pipe (111) is provided with a protective cover (13).
5. The molding sand on-line quality testing device of claim 3, wherein: a through groove (112) is formed in the lower side of the middle of the discharge pipe (111).
6. The molding sand on-line quality testing device of claim 1, wherein: the horizontal migration of casing (21) water is connected with slide (23) in the level and smooth, slide (23) is gone up the slip and is connected with one end and can extend to compacting floor (24) of hopper (22) downside down, the vertical rigid coupling in position that casing (21) corresponds slide (23) middle part has compacting telescoping cylinder (26), the clamp plate (261) of the level setting that the lower extreme rigid coupling of compacting telescoping cylinder's (26) telescopic link was had, compacting floor (24) upside is provided with compacting floor (24) along compacting floor's (24) upside and slides and can be located hopper (22) downside or clamp plate (261) downside sample cylinder (25) down.
7. The molding sand on-line quality testing device of claim 6, wherein: one side of the sliding seat (23) far away from the blanking hopper (22) is fixedly connected with a horizontally arranged charging telescopic cylinder (241), and a telescopic rod of the charging telescopic cylinder (241) is fixedly connected to one side of the compaction bottom plate (24).
8. The molding sand on-line quality testing device of claim 6, wherein: the middle part of the compacting bottom plate (24) is vertically provided with a blanking port (242) with the diameter the same as the inner diameter of the sample cylinder (25), and one end of the compacting bottom plate (24) far away from the blanking hopper (22) is fixedly connected with a positioning telescopic cylinder (251) which can drive the sample cylinder (25) to slide to the upper side of the blanking port (242) and is communicated with the blanking port (242).
9. The molding sand on-line quality testing device of claim 6, wherein: a discharging telescopic cylinder (28) is vertically and fixedly connected in the machine shell (21), and a telescopic rod of the discharging telescopic cylinder (28) is downwards arranged and fixedly connected with an inner push plate (281) which can be inserted into the sample cylinder (25) to push the sample out from the blanking port (242).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188235.2U CN210435303U (en) | 2019-07-25 | 2019-07-25 | Molding sand on-line quality detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188235.2U CN210435303U (en) | 2019-07-25 | 2019-07-25 | Molding sand on-line quality detection device |
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| CN210435303U true CN210435303U (en) | 2020-05-01 |
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| CN201921188235.2U Active CN210435303U (en) | 2019-07-25 | 2019-07-25 | Molding sand on-line quality detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116973239A (en) * | 2023-09-22 | 2023-10-31 | 常州建昊建筑鉴定检测有限公司 | Building main body structure detection device and method |
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2019
- 2019-07-25 CN CN201921188235.2U patent/CN210435303U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116973239A (en) * | 2023-09-22 | 2023-10-31 | 常州建昊建筑鉴定检测有限公司 | Building main body structure detection device and method |
| CN116973239B (en) * | 2023-09-22 | 2023-12-22 | 常州建昊建筑鉴定检测有限公司 | Building main body structure detection device and method |
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