CN103611683A - Vibrating screen machine and fast clamping unit thereof - Google Patents
Vibrating screen machine and fast clamping unit thereof Download PDFInfo
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- CN103611683A CN103611683A CN201310585173.XA CN201310585173A CN103611683A CN 103611683 A CN103611683 A CN 103611683A CN 201310585173 A CN201310585173 A CN 201310585173A CN 103611683 A CN103611683 A CN 103611683A
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- gland
- backstay
- push rod
- pressing plate
- fast fixture
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Abstract
The invention discloses a fast clamping unit used for clamping and moving a standard screen of a vibrating screen machine. The fast clamping unit comprises a pressure cover and positioning bars. The pressure cover can slide along the positioning bars. The fast clamping unit further comprises a locking device used for fastening the pressure cover and a loosening device used for moving the pressure cover. The locking device comprises an ejector bars and lock springs. One end of each ejector bar is abutted to one positioning bar. One end of each lock spring acts on the pressure cover, and the other end of each lock spring presses against one positioning bar. The loosening device comprises a pressure plate and pressure bars. One end of each pressure bar is hinged to one ejector bar, and the other end of every pressure bar acts on the pressure plate. The pressure plate can linearly reciprocate relative to the pressure cover and drive the pressure bars to rotate. The pressure plate can drive the ejector bars to leave the positioning bars through the pressure bars. The pressure cover can be moved simply by grabbing with hands, and can be fixed by automatic locking of the locking device; the fast clamping unit is simple to operate, time saving and labor saving. The invention further discloses the vibrating screen machine comprising the fast clamping unit.
Description
Technical field
The present invention relates to coal sample making technology field, relate in particular to a kind of vibrating sieving machine and fast fixture thereof.
Background technology
In coal sample making technology field, often can adopt fast fixture to compress the standard screen on vibrating sieving machine.Please refer to Fig. 1 to Fig. 3, Fig. 1 is applied to the structural representation of the fast fixture of vibrating sieving machine in prior art, the top view that Fig. 2 is Fig. 1, the side sectional view that Fig. 3 is existing fast fixture.In prior art, most popular fast fixture is a kind ofly to utilize three little push rods 04 to fix the device of gland 02.Its operation principle is as follows: first nut 07 is tightened, movable gland 06 is pressed down, then by movable gland 06 and angle ejector rod 05, little push rod 04 is promoted forward, hold out against backstay 03, gland 02 can not be slided on backstay 03, thereby play the effect that clamps standard screen 01; When will mobile gland 02, must unscrew nut 07, the spring 08 under the gland of utilization activity simultaneously 06, by movable gland 06 jack-up upwards, pulls angle ejector rod 05 and little push rod 04, thereby reaches the object of unclamping standard screen 01.
Visible, existing fast fixture, when gland being operated at every turn, must first unclamp nut and just can move up and down, and when moving to desired location, fastening nut could be locked again, therefore, has unhandy shortcoming.
In addition, existing gland adopts a movable gland to promote three push rods and is fixed, and unclamps after nut sometimes because three push rods can not unclamp and occur stuck phenomenon simultaneously, causes gland can not move up and down on backstay or mobile dumb.The power that this gland presses down by people completely compresses standard screen, and operating personnel easily occur the not complete hermetic situation of standard screen when being difficult to hold thrust size and compressing rear fastening nut, while causing equipment operation, have dust to leak.In addition, existing gland adopts three backstays to fix, the parts such as push rod, angle ejector rod, movable gland, screw rod, nut have also been adopted simultaneously, owing to adopting three-point fix, while processing this device, must guarantee that 3 positions are accurate, otherwise three push rods can not lock simultaneously, but also there will be stuck phenomenon, therefore, there is the shortcoming of complex structure, processing difficulties.
Therefore, how solving the unhandy problem of fast fixture on vibrating sieving machine, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
In view of this, the invention provides a kind of vibrating sieving machine and fast fixture thereof, for solving in use unhandy problem.
In order to address the above problem, the invention provides a kind of vibrating sieving machine and fast fixture thereof, for clamping and the standard screen of mobile vibrating sieving machine, comprise gland and backstay, described gland can slide along described backstay, also comprises:
For fixing the locking device of the position of described gland, comprise push rod and locking spring, one end of described push rod and described backstay butt, one end of described locking spring acts on described gland and the other end is exerted pressure to described backstay by described push rod;
For moving the back-off assembly of the position of described gland, comprise pressing plate and depression bar, one end of described depression bar is articulated with described push rod, the other end of described depression bar acts on described pressing plate, described pressing plate can be done straight reciprocating motion and drive described depression bar to rotate by relatively described gland, and described pressing plate can drive described push rod to depart from described backstay by described depression bar.
Preferably, described gland is also provided with the back-moving spring being connected with described pressing plate, one end of described back-moving spring acts on described gland and the other end acts on described pressing plate, and described back-moving spring is contrary to the direction of motion of pressing plate described in the direction of the active force of described pressing plate is when unclamping described gland.
Preferably, described gland is circular, and the quantity of described backstay is two, and the line of position that two described backstays are connected in described gland is through the center of described gland.
Preferably, described push rod and described backstay are arranged vertically.
Preferably, a side of described backstay and described push rod butt is provided with a plurality of along the evenly distributed tooth of described backstay, and one end that described push rod is connected to described backstay is provided with the secondary tooth meshing with described tooth.
Preferably, described fast fixture also comprises the resilient plunger being arranged on described gland, and described gland acts on described standard screen by described resilient plunger.
Preferably, the quantity of described resilient plunger is a plurality of, and a plurality of described resilient plunger is evenly distributed on described gland.
Preferably, described gland is also provided with the handle being oppositely arranged with described pressing plate.
The present invention also provides a kind of vibrating sieving machine, comprises the fast fixture described in above-mentioned any one.
A kind of fast fixture provided by the invention, for clamping and the standard screen of mobile vibrating sieving machine, comprise gland and backstay, described gland can slide along described backstay, also comprise: for fixing the locking device of the position of described gland, comprise push rod and locking spring, one end of described push rod and described backstay butt, one end of described locking spring acts on described gland and the other end is exerted pressure to described backstay by described push rod; For moving the back-off assembly of the position of described gland, comprise pressing plate and depression bar, one end of described depression bar is articulated with described push rod, the other end of described depression bar acts on described pressing plate, described pressing plate can be done straight reciprocating motion and drive described depression bar to rotate by relatively described gland, and described pressing plate can drive described push rod to depart from described backstay by described depression bar.
When the mobile standard screen of needs, with hand, catch gland and pressing plate, overcome locking spring elastic force so that pressing plate relative to gland, move and drive depression bar to rotate, simultaneously, the depression bar other end by push rod to layback in gland, now push rod departs from backstay, thereby can make gland on backstay, slide and mobile standard screen; When gland and standard screen move to desired location, directly hand is unclamped, now, pressing plate reduces thereupon or disappears the active force of push rod together with depression bar, push rod is momentary reset being connected on backstay tightly under the active force of locking spring, thereby reaches the object of auto lock gland and standard screen.Visible, this programme has adopted locking device that can be to gland auto lock, only needs simple manually grasping manipulation during mobile gland, during stationary gland, rely on the automatic fastening function of locking device just can realize, compared with prior art, this programme is easy and simple to handle, time saving and energy saving.
The present invention program also provides a kind of vibrating sieving machine that comprises above-mentioned fast fixture, and the derivation of beneficial effect that this vibrating sieving machine produces and the derivation of the beneficial effect that above-mentioned fast fixture brings are substantially similar, therefore repeat no more herein.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is applied to the structural representation of the fast fixture of vibrating sieving machine in prior art;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the side sectional view of existing fast fixture;
A kind of vibrating sieving machine that Fig. 4 provides for specific embodiment of the invention scheme and the structural representation of fast fixture thereof;
The structure top view of a kind of fast fixture that Fig. 5 provides for specific embodiment of the invention scheme;
Fig. 6 is the structural representation of the resilient plunger in specific embodiment of the invention scheme;
In Fig. 1 to Fig. 3:
Standard screen-01, gland-02, backstay-03, little push rod-04, angle ejector rod-05, movable gland-06, nut-07, spring-08;
In Fig. 4 to Fig. 6:
Backstay-1, gland-2, back-moving spring-3, pressing plate-4, depression bar-5, straight pin-6, push rod-7, locking spring-8, resilient plunger-9, standard screen-10, handle-11.
The specific embodiment
Core of the present invention is to provide a kind of vibrating sieving machine and fast fixture thereof, for solving in use unhandy problem.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 4 to Fig. 6, a kind of vibrating sieving machine that Fig. 4 provides for specific embodiment of the invention scheme and the structural representation of fast fixture thereof; The structure top view of a kind of fast fixture that Fig. 5 provides for specific embodiment of the invention scheme; Fig. 6 is the structural representation of the resilient plunger in specific embodiment of the invention scheme.
In a kind of specific embodiment, the invention provides a kind of fast fixture, for clamp and mobile vibrating sieving machine on standard screen 10, comprise gland 2 and backstay 1, gland 2 is for compressing standard screen 10 and can sliding up and down along backstay 1, this fast fixture also comprises locking device and back-off assembly, and locking device is for the position of stationary gland 2 on backstay 1, and back-off assembly is for unclamping and the position of mobile gland 2.
Concrete, locking device comprises push rod 7 and locking spring 8, one side butt of the periphery of one end of push rod 7 and backstay 1, one end of locking spring 8 acts on gland 2 and the other end is exerted pressure by 7 pairs of backstays 1 of push rod, thereby push rod is connected on backstay 1 tightly, frictional force between push rod 7 and backstay 1 can not be moved by relative positioning bar 1 gland 2, thereby can realize the object of fixed standard sieve 10.Back-off assembly comprises pressing plate 4 and depression bar 5, one end of depression bar 5 is articulated with push rod 7 by straight pin 6, the other end of depression bar 5 acts on pressing plate 4, pressing plate 4 relatively gland 2 is done straight reciprocating motion and is driven depression bar 5 to rotate, pressing plate 4 relatively gland 2 is done the relative straight reciprocating motion of vertical direction, horizontal direction or other direction, as long as pressing plate 4 can drive the end of depression bar 5 to be subjected to displacement when motion, thereby can drive push rod 7 to be subjected to displacement and depart from backstay 1.
When the mobile standard screen of needs, with hand, catch gland 2 and pressing plate 4, overcome locking spring 8 elastic force so that pressing plate 4 relative to gland 2, move and drive depression bar 5 to rotate, simultaneously, depression bar 5 other ends by push rod 7 to the interior layback of gland 2, now push rod 7 departs from backstay 1, thereby can make gland 2 slide and mobile standard screen 10 on backstay 1; When gland 2 and standard screen 10 move to desired location, directly hand is unclamped, now, pressing plate 4 reduces thereupon or disappears together with the active force of 5 pairs of push rods 7 of depression bar, 7 of push rods momentary reset being connected to tightly on backstay 1 under the active force of locking spring 8, thus reach the object of auto lock gland 2 and standard screen 10.Visible, this programme has adopted locking device that can be to gland 2 auto locks, only needs simple manually grasping manipulation during mobile gland 2, during stationary gland 2, rely on the automatic fastening function of locking device just can realize, compared with prior art, this programme is easy and simple to handle, time saving and energy saving.
It should be noted that, gland in this programme is provided with for placing the through hole of push rod 7, push rod 7 can move back and forth in this through hole, butt and disengaging with realization with backstay 1, this through hole and backstay 1 are oppositely arranged, through hole and backstay 1 butt can be stretched out in one end of push rod 7, the other end of through hole is provided with locking spring 8, locking spring 8 in the present embodiment is in compressive state, the one end that is locking spring 8 acts on gland 2, other end compressing push rod 7 is pressed on backstay 1 tightly, rely on the friction between push rod 7 and backstay 1 to stop its relative sliding.Certainly, locking spring 8 in this programme can be not only Compress Spring, it can also be extension spring, now, locking spring 8 acts on one end of gland 2 near backstay 1, and locking spring 8 acts on one end of push rod 7 away from backstay 1, and locking spring 8 now forces push rod 7 to press to backstay 1 in extended state and its direction of pull, so, can realize locking function equally.
It should be noted that, the mode that this programme center platen 4 drives push rod 7 to be moved by depression bar 5 has multiple, for example one end of depression bar 5 is ridden on pressing plate 4, when pressing plate 4 motion, pressing plate 4 can drive the end perk of depression bar 5, and depression bar 5 is articulated with one end of push rod 7, is designed to the eccentric wheel structure contacting with gland 2 or is similar to eccentric clamping structure, when depression bar 5 is when straight pin 6 rotates, eccentric wheel structure also relative gland 2 rotates, now, the eccentric wheel structure that the straight pin 6 of take is pivot contacts with gland 2 with longer radius of turn one side, because straight pin 6 can only be done straight reciprocating motion along through hole together with push rod 7, so, depression bar 5 will drive push rod 7 to move to the inside, thereby unclamp gland 2.Certainly, one end of depression bar 5 can also be articulated with to pressing plate 4, in the time of pressing plate 4 motion, will drive depression bar 5 to rotate, and the length of depression bar 5 is certain, so, when one end that depression bar 5 is connected in pressing plate 4 is subjected to displacement, one end that depression bar 5 is articulated with push rod 7 will be moved along through hole.The above-mentioned the first connected mode of the present embodiment scheme optimization.
Due to the elastic force effect of locking spring 8, operating personnel, unclamp after hand, locking spring 8 can drive push rod 7 to reset and realize auto lock.In order further to strengthen back stretch, guarantee that push rod 7 can lock smoothly, in a kind of preferred version, the present embodiment is also provided with the back-moving spring 3 being connected with pressing plate 4 on gland 2, one end of this back-moving spring 3 acts on gland 2, and the other end acts on pressing plate 4, and the direction of the active force of 3 pairs of pressing plates 4 of back-moving spring direction of motion of pressing plate 4 when unclamping gland 2 is contrary, and back-moving spring 3 guarantees that with locking spring 8 actings in conjunction push rod 7 is pressed on backstay 1.At gland 2, during in locking state, back-moving spring 3 stops the relative gland 2 of pressing plate 4 to move, and when needs unclamp gland 2, need to manually overcome the elastic force effect of back-moving spring 3 and locking spring 8 and pressing plate 4 is moved.
According to the shape of standard screen 10, the shape of gland 2 has different choice, and the gland 2 in the present embodiment is circular, and for the manufacturing process of simplification device, the quantity of the backstay 1 in the present embodiment is two, and each backstay 1 is independently, and can adjust.Two backstays 1 are connected in the line of position of gland 2 through the center of gland 2, and two backstays 1 are positioned at the two ends of certain diameter of gland 2.So arrange, not only can guarantee the clamping action of fast fixture to gland 2 and standard screen 10, also simplified the structure of device, reduced number of spare parts, reduced difficulty of processing, also saved cost simultaneously.
Preferably, push rod 7 is arranged vertically with backstay 1.Certainly, between push rod 7 and backstay 1, also can there is angle, as long as can realize clamping function.
It should be noted that, backstay 1 can adopt various ways, as polished rod, light pipe, annular knurl bar or knurling tube, boring bar or drill pipe, serrated rod or band tooth pipe etc.; Backstay 1 in the present embodiment has adopted band tooth hollow pipe, in a side of backstay 1 and push rod 7 butts, is provided with a plurality ofly along the evenly distributed tooth of backstay 1, and one end that push rod 7 is connected to backstay 1 is provided with secondary tooth.When gland 2 moves to desired location, the secondary tooth of push rod 7 and the tooth on backstay 1 can mesh, and reach the object of locking, and tooth engagement locking has and is connected firmly, the advantage of reliable lock.
During due to employing tooth engagement locking, can not lock at an arbitrary position, therefore, the position adjustments poor effect to standard screen 10.In order to realize the locking of optional position, preferably, the fast fixture that the present embodiment provides also comprises the resilient plunger 9 being arranged on gland 2, and gland 2 acts on standard screen 10 by resilient plunger 9.When gland 2 presses down, by resilient plunger 9, directly compress standard screen 10, when institute's engaging tooth position does not reach assigned address, can compress or extend automatic adjusting position by resilient plunger 9, thereby realize standard screen 10 auto lock at an arbitrary position.And resilient plunger 9 has certain elastic force, can compress reliably standard screen 10, reach the object leaking without dust.
In order to strengthen the compression effect of resilient plunger 9, preferably, the quantity of resilient plunger 9 is a plurality of, and a plurality of resilient plunger 9 is evenly distributed on gland 2.
For handled easily personnel manually capture gland 2 and pressing plate 4, preferably, gland 2 is also provided with the handle 11 being oppositely arranged with pressing plate 4, so arranges, operating personnel just can capture handle 11 and pressing plate 4 easily simultaneously, thereby apply more easily active force to unclamp gland 2.
The present invention also provides a kind of vibrating sieving machine that comprises above-mentioned fast fixture, and the derivation of beneficial effect that this vibrating sieving machine produces and the derivation of the beneficial effect that above-mentioned fast fixture brings are substantially similar, therefore repeat no more herein.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a fast fixture, for clamping and the standard screen (10) of mobile vibrating sieving machine, comprises gland (2) and backstay (1), and described gland (2) can slide along described backstay (1), it is characterized in that, also comprises:
For fixing the locking device of the position of described gland (2), comprise push rod (7) and locking spring (8), one end of described push rod (7) and described backstay (1) butt, one end of described locking spring (8) acts on described gland (2) and the other end is exerted pressure to described backstay (1) by described push rod (7);
For moving the back-off assembly of the position of described gland (2), comprise pressing plate (4) and depression bar (5), one end of described depression bar (5) is articulated with described push rod (7), the other end of described depression bar (5) acts on described pressing plate (4), described pressing plate (4) can be done straight reciprocating motion and drive described depression bar (5) to rotate by relatively described gland (2), and described pressing plate (4) can drive described push rod (7) to depart from described backstay (1) by described depression bar (5).
2. fast fixture according to claim 1, it is characterized in that, described gland (2) is also provided with the back-moving spring (3) being connected with described pressing plate (4), one end of described back-moving spring (3) acts on described gland (2) and the other end acts on described pressing plate (4), and described back-moving spring (3) is contrary to the direction of motion of pressing plate (4) described in the direction of the active force of described pressing plate (4) is when unclamping described gland (2).
3. fast fixture according to claim 1, it is characterized in that, described gland (2) is circular, and the quantity of described backstay (1) is two, and the line of position that two described backstays (1) are connected in described gland (2) is through the center of described gland (2).
4. fast fixture according to claim 1, is characterized in that, described push rod (7) is arranged vertically with described backstay (1).
5. fast fixture according to claim 1, it is characterized in that, one side of described backstay (1) and described push rod (7) butt is provided with a plurality of along the evenly distributed tooth of described backstay (1), and one end that described push rod (7) is connected to described backstay (1) is provided with the secondary tooth meshing with described tooth.
6. fast fixture according to claim 5, it is characterized in that, described fast fixture also comprises the resilient plunger (9) being arranged on described gland (2), and described gland (2) acts on described standard screen (10) by described resilient plunger (9).
7. fast fixture according to claim 6, is characterized in that, the quantity of described resilient plunger (9) is a plurality of, and a plurality of described resilient plunger (9) is evenly distributed on described gland (2).
8. fast fixture according to claim 1, is characterized in that, described gland (2) is also provided with the handle (11) being oppositely arranged with described pressing plate (4).
9. a vibrating sieving machine, is characterized in that, comprises the fast fixture described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310585173.XA CN103611683B (en) | 2013-11-19 | 2013-11-19 | Vibrating screen machine and fast clamping unit thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310585173.XA CN103611683B (en) | 2013-11-19 | 2013-11-19 | Vibrating screen machine and fast clamping unit thereof |
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| CN103611683A true CN103611683A (en) | 2014-03-05 |
| CN103611683B CN103611683B (en) | 2015-06-17 |
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| CN201310585173.XA Active CN103611683B (en) | 2013-11-19 | 2013-11-19 | Vibrating screen machine and fast clamping unit thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103990594A (en) * | 2014-05-13 | 2014-08-20 | 南通市建筑科学研究院有限公司 | Vibrating screening machine for gravel |
| CN107029999A (en) * | 2017-05-18 | 2017-08-11 | 湖南绿海粮油有限公司 | A kind of rice screening machine of screen cloth easy to disassemble |
| CN110976277A (en) * | 2019-12-31 | 2020-04-10 | 西安赛隆金属材料有限责任公司 | Pneumatic vibrating screen |
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| DE3520535A1 (en) * | 1985-06-07 | 1986-12-11 | Mogensen Gmbh & Co Kg, 2000 Wedel | Appliance for monitoring the tension of the screens in classifiers and the like |
| CN2034091U (en) * | 1988-06-28 | 1989-03-15 | 景德镇陶瓷学院 | Takeup device for round shaking screen mesh |
| CN1039980A (en) * | 1988-08-05 | 1990-02-28 | 郑州粮食学院 | Vertical pressure-tight mechanism |
| CN2303688Y (en) * | 1997-04-23 | 1999-01-13 | 冶金工业部重庆钢铁设计研究院 | Positioned clamping apparatus |
| US6179128B1 (en) * | 1998-10-02 | 2001-01-30 | Tuboscope I/P, Inc. | Tension clamp and screen system |
| CN203648844U (en) * | 2013-11-19 | 2014-06-18 | 长沙开元仪器股份有限公司 | Vibrating sieving machine and quick clamping device thereof |
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| DE3520535A1 (en) * | 1985-06-07 | 1986-12-11 | Mogensen Gmbh & Co Kg, 2000 Wedel | Appliance for monitoring the tension of the screens in classifiers and the like |
| CN2034091U (en) * | 1988-06-28 | 1989-03-15 | 景德镇陶瓷学院 | Takeup device for round shaking screen mesh |
| CN1039980A (en) * | 1988-08-05 | 1990-02-28 | 郑州粮食学院 | Vertical pressure-tight mechanism |
| CN2303688Y (en) * | 1997-04-23 | 1999-01-13 | 冶金工业部重庆钢铁设计研究院 | Positioned clamping apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103990594A (en) * | 2014-05-13 | 2014-08-20 | 南通市建筑科学研究院有限公司 | Vibrating screening machine for gravel |
| CN107029999A (en) * | 2017-05-18 | 2017-08-11 | 湖南绿海粮油有限公司 | A kind of rice screening machine of screen cloth easy to disassemble |
| CN110976277A (en) * | 2019-12-31 | 2020-04-10 | 西安赛隆金属材料有限责任公司 | Pneumatic vibrating screen |
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| CN103611683B (en) | 2015-06-17 |
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Effective date of registration: 20190529 Address after: No. 1259 Liangtang East Road, Xingsha Industrial Base (Changlong Street), Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Kaiyuan Instrument Co., Ltd., Changsha Address before: 410100 No. 172 Kaiyuan Road, Changsha economic and Technological Development Zone, Hunan Patentee before: Changsha Kaiyuan Instruments Co., Ltd. |