CN209271901U - A kind of sieve shaker - Google Patents
A kind of sieve shaker Download PDFInfo
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- CN209271901U CN209271901U CN201821815979.8U CN201821815979U CN209271901U CN 209271901 U CN209271901 U CN 209271901U CN 201821815979 U CN201821815979 U CN 201821815979U CN 209271901 U CN209271901 U CN 209271901U
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- pedestal
- screen tray
- fixedly connected
- screw rod
- sieve
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Abstract
The utility model relates to a kind of sieve shakers, it includes pedestal, shake table of the elastic connection above pedestal, the sieve seat being threaded in above shake table and the screen tray being placed on sieve seat, the upper surface of the shake table is fixedly connected with the protective stent with horizontal plane, the protection top for being parallel to the horizontal plane and being located above the sieve seat is fixedly connected at the top of the protective stent, it is provided with and holds down assembly above the pedestal and the screen tray, it is described to hold down assembly including more with horizontal plane and the screw rod of top and the rotation connection of protection top and positioned at screen tray above and the compressing member for being used to compress screen tray that is parallel to the horizontal plane, the compressing member includes more with the compression bar of screw flight cooperation and the disk for being fixedly connected with more compression bars far from one end of screw rod, the pedestal is internally provided with the driving spiral shell The transmission component of bar rotation.The utility model has good compression effect.
Description
Technical field
The utility model relates to the technical fields of screening plant, more particularly, to a kind of sieve shaker.
Background technique
Sieve shaker is that compatibility test screen tray replaces hand sieving and carries out the sieving machine equipment of material size analysis, leads to
Often it is in strip tubbiness, is equipped with tier testing screen tray among it, test in screen tray and be provided with sieve, mesh size is from top to bottom gradually
Reduce.The working principle of sieve shaker is the relative motion using bulk granular material and compass screen surface, makes partial particulate through different pore size
The materials such as sand, gravel, rubble are divided into different ranks by granular size by sieve pore.Sieve shaker mainly has slap sieve, top to hit formula vibration
The types such as screen(ing) machine, standard inspection sieve.
Currently, the Chinese utility model patent that notification number is CN205880422U discloses a kind of field laboratory with gathering materials
Automation rocking screen, including pedestal, the top four corners of the pedestal are provided with horizontal rotating shaft, the horizontal rotating shaft rotation connection shake
Support plate is moved, is fixedly connected with chassis above the vibration support plate, the top on the chassis is fixed by screen tray protective stent
It is connected with protective stent fixing piece, the lower central position on the chassis is provided with vertical vibration shaft, the screen tray protection branch
Frame is slidably connected the fixed bracket of screen tray, and the support bracket fastened center of screen tray is connected with by taper bolt internal and external threads to be consolidated
Determine knob, the side of the pedestal is provided with motor, and the side of the motor is electrically connected with controller.
Prior art among the above has the following deficiencies: the fixed bracket of screen tray and manually rotating fixed knob
It is pressed in the top of screen tray, but manually compression effect is poor, be easy to cause the degree of packing between screen tray low, shakes so as to cause vibration
Material leakage during sieve in screen tray.
Utility model content
The purpose of the utility model is to provide a kind of sieve shakers to effectively prevent material to exist with good compression effect
From screen tray internal leakage in vibration processes.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of sieve shaker, including
Shake table of the pedestal, elastic connection of inner hollow above pedestal, the sieve seat being threaded in above shake table and placement
Screen tray on sieve seat, the upper surface of the shake table are fixedly connected with the protective stent with horizontal plane, the protection branch
The protection top for being parallel to the horizontal plane and being located above the sieve seat, the pedestal and the screen tray are fixedly connected at the top of frame
Top be provided with and hold down assembly, it is described to hold down assembly including more and horizontal plane and top and the rotation connection of protection top
Screw rod and above screen tray and be parallel to the horizontal plane for compressing the compressing member of screen tray, the compressing member include more with
The compression bar that the screw flight cooperates and the disk for being fixedly connected with more compression bars far from one end of screw rod, the pedestal
Be internally provided with the transmission component for driving screw rod rotation.
By using above-mentioned technical proposal, when screw rod rotation, the compression bar connecting with screw flight is due to by disk
Position-limiting action, and by vertically the moving down for itself that be converted into of screw rod, to achieve the effect that be compacted screen tray automatically, compression group
The setting of part improves the compression effect between screen tray and compressing member, so that the connection between multilayer screen tray is even closer, thus
Prevent the material leakage in screen tray.
The utility model is further arranged to: the transmission component includes that the first driving motor and the first driving motor turn
The drive shaft of dynamic connection is fixedly connected on driving gear and multiple and driving tooth of the drive shaft far from first driving motor one end
Wheel engages and is arranged the driven gear being fixed on more screw rods respectively.
By using above-mentioned technical proposal, start the first driving motor, so that driving gear drives driven gear rotation, from
And screw rod is rotated, the setting of transmission component is so that more screw rods rotate simultaneously, so that the pressure distribution to hold down assembly is flat
, so as to improve the effect for compressing screen tray that holds down assembly.
The utility model is further arranged to: the disk bottom and the chassis interior are provided with inductive component, described
Inductive component include be fixed on the pressure sensor of disk bottom and be fixedly connected on the first driving motor side and with pressure
The controller of force snesor electrical connection.
By using above-mentioned technical proposal, when being in contact at the top of disk and screen tray, pressure sensor sense disk with
Pressure between screen tray, and by pressure signal transmission into controller, pressure signal is converted the first driving of control by controller
Motor signal out of service is damaged by pressure to avoid excessively operation is held down assembly so that the first driving motor stops working
Screen tray.
The utility model is further arranged to: the side at the top of the screen tray offers first annular slot, the screen tray bottom
The side in portion is fixedly connected with first annular piece to be engaged by clamping with the first annular slot at the top of screen tray described in lower layer.
By using above-mentioned technical proposal, pass through first annular slot and first annular piece between upper layer screen tray and lower layer's screen tray
Clamping engagement avoid material in vibration processes from screen tray internal leakage to reach good sealing effect.
The utility model is further arranged to: the side of the sieve seat, which is offered, crosses bar mouth, institute for the screw rod is perforative
It stated and offers the second annular groove on the side wall of bar mouth, the screw rod side is fixedly connected with matches with second annular groove rotation
The second ring block closed.
By using above-mentioned technical proposal, the screw rod that is set as of the second ring block and the second annular groove is limited with shake table,
Under the premise of not influencing screw rod rotation, so that screw rod does up-down vibrating movement with shake table, shaken so that holding down assembly
It is remained in screen(ing) machine vibration processes to the compression effect of screen tray, avoids the material leakage in screen tray.
The utility model is further arranged to: the bottom of the pedestal is fixedly connected with the limit with screw rod sliding cooperation
Position cylinder.
By using above-mentioned technical proposal, when screw rod is with shake table up-down vibrating, position-limiting drum is set as screw limiting,
It avoids screw rod bottom skew and driven gear and driving gear is caused to be detached from.
The utility model is further arranged to: the inside and outside of the pedestal is provided with vibration component, the vibration group
Part include positioned at the base exterior the second driving motor, with the second driving motor rotation connection rotation axis, be fixed on turn
Cam of the moving axis far from second driving motor one end, one end are fixedly connected with the tip of cam and extend to the company of base exterior
Bar is fixedly connected on the connecting rod other end and the piston inconsistent with shake table bottom.
By using above-mentioned technical proposal, start the second driving motor, rotate rotation axis band moving cam, thus make with it is convex
The connecting rod band piston that wheel tip is fixedly connected moves reciprocatingly, and so that piston is contradicted shake table repeatedly with this, to realize vibration
The vibrating effect of platform, with the gradation sizing effect of this material for realizing different-grain diameter.
The utility model is further arranged to: the upper surface of the pedestal, which is fixedly connected with, is coated on the piston exterior
Sleeve.
By using above-mentioned technical proposal, the setting of sleeve is used to be piston limit, to avoid only connecting with piston rod
Sleeve it is crooked during moving reciprocatingly, so that it is guaranteed that the compression effect to hold down assembly.
The utility model is further arranged to: the Corner Strapped of the shake table bottom is connected with vibrating spring, the vibration
The move bottom of spring is fixedly connected with the upper surface of the pedestal.
By using above-mentioned technical proposal, when shake table does up-down vibrating, shake table does not stop to squeeze and stretching vibration bullet
Spring, vibrating spring are set as shake table limit, avoid shake table and generate skew in vibration processes, to avoid screen tray askew
Tiltedly influence screening effect.
In conclusion the advantageous effects of the utility model are as follows:
1. the setting to hold down assembly improves the compression effect between screen tray and compressing member, so that the company between multilayer screen tray
Connect it is even closer, to prevent the material leakage in screen tray；
2. the setting of transmission component is so that more screw rods rotate simultaneously, so that the pressure distribution to hold down assembly is average,
So as to improve the effect for compressing screen tray that holds down assembly；
3. the screw rod that is set as of the second ring block and the second annular groove is limited with shake table, so that screw rod rises with shake table
Vibration motion is dropped, is remained in sieve shaker vibration processes so that holding down assembly to the compression effect of screen tray, avoids sieving
Material leakage in disk.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the overall structure diagram of transmission component in the present embodiment；
Fig. 3 is the configuration schematic diagram of screen tray in the present embodiment；
Fig. 4 is the schematic diagram of the section structure of the second annular groove in the present embodiment.
In figure: 1, pedestal；11, position-limiting drum；2, shake table；21, protective stent；211, protection top；3, seat is sieved；31, bar is crossed
Mouthful；311, the second annular groove；4, screen tray；41, first annular slot；42, first annular piece；43, top cover；5, it holds down assembly；51, spiral shell
Bar；511, the second ring block；52, compressing member；521, compression bar；522, disk；6, transmission component；61, the first driving motor；62,
Drive shaft；63, driving gear；64, driven gear；71, pressure sensor；72, controller；8, vibration component；81, the second driving
Motor；82, rotation axis；83, cam；84, connecting rod；85, piston；9, vibrating spring；10, sleeve.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is a kind of sieve shaker disclosed by the utility model, including pedestal 1, shake table 2, sieve seat 3 and screen tray
4.Pedestal 1 is rectangular box structure, inner hollow, and being placed on the ground.2 section of shake table is rectangle, is located at bottom
Seat 1 top, and with 1 elastic connection of pedestal.Sieve seat 3 be circular pan-like structure, positioned at the top of shake table 2, and with shake table 2
It is threadedly coupled, sieve seat 3 follows shake table 2 to vibrate.Screen tray 4 is circular pan-like structure, has multiple, and multiple 4 longitudinal stacks of screen tray exist
It sieves on seat 3.Screen tray 4 is internally provided with sieve, and the aperture of sieve is gradually reduced from top to bottom, to reach screening different pore size object
The effect of material.Top cover 43 is placed on the screen tray 4 at top, top cover 43 is circular pan-like structure, is used for closure tip screen tray 4
Opening, prevent material from leaking in vibration processes.
The side of shake table 2 is fixedly connected with protective stent 21, and protective stent 21 is circular rod-shaped configuration, there is four, and four
Root protective stent 21 is distributed in the edge of shake table 2, for limiting for screen tray 4, prevents 4 skew of the screen tray stacked and influences screening
Effect.The top of protective stent 21 is fixedly connected with protection top 211, and 211 sections of protection top are fan annular, for controlling screen tray 4
The quantity of stacking avoids excessive screen tray 4 from influencing vibrating effect.First annular slot 41, first annular slot are offered at the top of screen tray 4
41 sections are circular ring shape, are provided with the side of screen tray 4.As shown in connection with fig. 3,4 bottom of screen tray is fixedly connected with first annular piece 42,
First annular piece of 42 section are circular ring shape, are engaged by clamping with the first annular slot 41 at 4 top of lower layer screen tray, to realize adjacent sieve
Sealing between disk 4 avoids material leakage in vibration processes.
Referring to Fig.1, the top of pedestal 1 and screen tray 4, which is provided with, holds down assembly 5, and holding down assembly 5 includes screw rod 51 and compress
Part 52.Screw rod 51 is circular rod-shaped configuration, and upper section offers screw thread, and its lower section surface is smooth；Screw rod 51 has three, three
Screw rod 51 is staggered with four protective stents 21, and and horizontal plane, 51 bottom of screw rod extend to the inside of pedestal 1, and
211 rotation connection of top and protection top of screw rod 51.Compressing member 52 includes compression bar 521 and disk 522, and compression bar 521 is rectangular
Shape rod-like structure has three, and one end of three compression bars 521 is threadedly engaged with three screw rods 51 respectively.Disk 522 is circular discoid
Structure is located at the surface of screen tray 4, and the center of circle coaxial line in the center of circle of disk 522 and screen tray 4；Compression bar 521 is far from screw rod 51
One end be fixedly connected in the side of disk 522.
Referring to Fig. 2, pedestal 1 is internally provided with transmission component 6, and transmission component 6 includes the first driving motor 61, drive shaft
62, driving gear 63 and driven gear 64.First driving motor 61 is fixedly connected with the bottom of pedestal 1, for providing driving
Power.Drive shaft 62 is circular rod-shaped configuration, and one end and the first driving motor 61 are rotatablely connected.Driving gear 63 and driving
The other end of axis 62 is fixedly connected, and drive shaft 62 is followed to rotate.There are three driven gears 64, three driven gears 64 respectively with
Three screw rods 51 are fixedly connected, and are meshed with driving gear 63；The thickness of driving gear 63 is greater than the thickness of driven gear 64,
Driven gear 64 rotates under the drive of driving gear 63.
Referring to Fig.1, Fig. 2,522 bottom of disk and pedestal 1 are internally provided with inductive component, and inductive component includes pressure sensing
Device 71 and controller 72.Pressure sensor 71 is fixedly connected on the bottom of disk 522, for incuding disk 522 and top cover 43
Pressure when being in contact.Controller 72 is located at the side of the first driving motor 61, and electric with pressure sensor 71 and the first driving
Machine 61 is electrically connected, and it is out of service that the pressure signal for incuding pressure sensor 71 is converted into the first driving motor 61 of control
Signal, to prevent the 5 excessive damages for compressing screen tray 4 and causing screen tray 4 that hold down assembly.
Referring to Fig. 2, the inside and outside of pedestal 1 is provided with vibration component 8, vibration component 8 include the second driving motor 81,
Rotation axis 82, cam 83, connecting rod 84 and piston 85.Second driving motor 81 is located at the inside of pedestal 1, and for being shake table
2 vibration provides power.Rotation axis 82 is round shaft-like structure, and is rotatablely connected with the second driving motor 81.83 nose circle of cam
It is fixedly connected with rotation axis 82, and is rotated by the driving of rotation axis 82.Connecting rod 84 is circular rod-shaped configuration, and one end is fixed to be connected
It connects on side wall of the cam 83 far from 82 side of rotation axis, and is located at the tip of cam 83.The bottom of piston 85 and connecting rod 84
Top is fixedly connected, and the top of piston 85 and the bottom of shake table 2 are inconsistent.The outer cover of piston 85 is equipped with sleeve 10, set
Cylinder 10 is rounded cylindrical structure, and inner hollow avoids piston 85 askew when moving reciprocatingly for being 85 maintenance of piston with this
Tiltedly, as shown in connection with fig. 1, thus avoid screen tray 4 skew and influence hold down assembly 5 compression effect.Start the second driving motor 81,
Rotate rotation axis 82 with moving cam 83, cam 83 during rotation, drives the piston 85 on connecting rod 84 to do reciprocal lifting fortune
It is dynamic, so that piston 85 contradicts and leave repeatedly the bottom of shake table 2, the lifting of shake table 2 on the vertical plane is realized with this,
To reach vibrating effect.
Referring to Fig. 2, vibrating spring 9 is fixedly connected between pedestal 1 and shake table 2, there are four vibrating springs 9, four vibrations
Spring 9 of moving is located at the quadrangle of pedestal 1, and its top is fixedly connected with the bottom of shake table 2, and bottom is upper with pedestal 1
Surface is fixedly connected.As shown in connection with fig. 1, the setting of vibrating spring 9 for the vibration of shake table 2 for limiting, so that shake table 2 begins
Eventually keep vertical vibration, avoid shake table 2 skew and influence hold down assembly 5 compression effect and screening effect.
Referring to Fig.1, the edge for sieving seat 3 had bar mouth 31, crossed there are three bar mouths 31, crosses the longitudinal direction of bar mouth 31 for three and passes through
Sieve seat 3 is worn, three screw rods 51 are crossed bar mouth 31 by three respectively and extended to inside pedestal 1.As shown in connection with fig. 4, bar mouth 31 is crossed
The second annular groove 311 is offered on side wall, 311 section of the second annular groove is circular ring shape.The second ring is fixedly connected on screw rod 51
Shape block 511,511 section of the second ring block are circular ring shape, and are rotatablely connected with the second annular groove 311.Second ring block 511 and
The screw rod 51 that is set as of second ring slot 311 is limited, in the case where not influencing the rotation of screw rod 51, so that screw rod 51 follows sieve
Seat 3 does vertical vibrating motion, as shown in connection with fig. 2, since the thickness of driving gear 63 is greater than the thickness of driven gear 64, works as screw rod
When 51 vertical lift, the Vertical slippage on driving gear 63 of driven gear 64, to avoid driven gear 64 from driving gear 63
On fall off.
Referring to Fig. 2, the bottom of pedestal 1 is fixedly connected with position-limiting drum 11, and position-limiting drum 11 is rounded cylindrical structure, in inside
Sky has three, and three position-limiting drums 11 slide with the bottom of three screw rods 51 connect respectively.As shown in connection with fig. 1, when screw rod 51 follows
When sieve seat 3 does vibration motion, the screw rod 51 that is set as of position-limiting drum 11 is limited, and avoids 51 bottom of the screw rod skew of lifting, from
And the driven gear 64 on screw rod 51 is avoided to be detached from driving gear 63.
The implementation principle of the present embodiment are as follows: the first driving motor 61 of starting makes drive shaft 62 that driving gear 63 be driven to rotate,
So that driving gear 63 drives driven gear 64 to rotate, rotated while three screw rod 51 with realizing, with 51 screw thread of screw rod
Limit of the compression bar 521 of connection by disk 522 converts vertically moving down for itself for screw rod 51, thus by screen tray 4
It compresses, so as to improve the compression effect of screen tray 4, prevents in vibration processes material from 4 internal leakage of screen tray.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (9)
1. a kind of sieve shaker, shake table (2), the screw thread of pedestal (1), elastic connection above pedestal (1) including inner hollow
The sieve seat (3) being connected to above shake table (2) and the screen tray (4) being placed on sieve seat (3), it is characterised in that: the vibration
The upper surface of platform (2) is fixedly connected with to be fixed with the protective stent of horizontal plane (21), the top of the protective stent (21)
It is connected with the protection top (211) for being parallel to the horizontal plane and being located above sieve seat (3), the pedestal (1) and the screen tray
(4) it is provided with above hold down assembly (5), hold down assembly (5) include more and horizontal plane and top and protection top
(211) screw rod (51) being rotatablely connected and the pressure for being used to compress screen tray (4) for being located above screen tray (4) and being parallel to the horizontal plane
Tight part (52), the compressing member (52) includes the more compression bars (521) being threadedly engaged with the screw rod (51) and be used for will be more
The disk (522) that root compression bar (521) is fixedly connected far from the one end of screw rod (51), the pedestal (1) are internally provided with driving
The transmission component (6) of screw rod (51) rotation.
2. a kind of sieve shaker according to claim 1, it is characterised in that: the transmission component (6) includes the first driving electricity
Machine (61), the drive shaft (62) being rotatablely connected with the first driving motor (61) are fixedly connected on drive shaft (62) far from the first drive
The driving gear (63) of dynamic motor (61) one end and it is multiple engage with driving gear (63) and be arranged respectively be fixed on more spiral shells
Driven gear (64) on bar (51).
3. a kind of sieve shaker according to claim 1, it is characterised in that: disk (522) bottom and the pedestal (1)
It is internally provided with inductive component, the inductive component includes being fixed on the pressure sensor (71) of disk (522) bottom and consolidating
Surely the controller (72) for being connected to the side of the first driving motor (61) and being electrically connected with pressure sensor (71).
4. a kind of sieve shaker according to claim 1, it is characterised in that: the side at the top of the screen tray (4) offers
One annular groove (41), the side of screen tray (4) bottom are fixedly connected with and first ring at the top of screen tray described in lower layer (4)
First annular piece (42) that shape slot (41) is engaged by clamping.
5. a kind of sieve shaker according to claim 1, it is characterised in that: the side of sieve seat (3) offers described in confession
Screw rod (51) is perforative to cross bar mouth (31), offers the second annular groove (311), the screw rod on the side wall for crossing bar mouth (31)
(51) side is fixedly connected with the second ring block (511) being rotatably assorted with second annular groove (311).
6. a kind of sieve shaker according to claim 1, it is characterised in that: the bottom of the pedestal (1) be fixedly connected with
The position-limiting drum (11) of screw rod (51) the sliding cooperation.
7. a kind of sieve shaker according to claim 1, it is characterised in that: inside and outside being provided with of the pedestal (1)
Vibration component (8), the vibration component (8) include driving positioned at the pedestal (1) external second driving motor (81), with second
The rotation axis (82) of dynamic motor (81) rotation connection is fixed on the cam of rotation axis (82) far from the second driving motor (81) one end
(83), one end is fixedly connected with and is extended to the tip of cam (83) the external connecting rod (84) of pedestal (1), is fixedly connected on connecting rod
(84) other end and the piston (85) inconsistent with shake table (2) bottom.
8. a kind of sieve shaker according to claim 7, it is characterised in that: the upper surface of the pedestal (1) is fixedly connected with
It is coated on the external sleeve (10) of the piston (85).
9. a kind of sieve shaker according to claim 1, it is characterised in that: the Corner Strapped of shake table (2) bottom connects
It is connected to vibrating spring (9), the bottom of the vibrating spring (9) is fixedly connected with the upper surface of the pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821815979.8U CN209271901U (en) | 2018-11-03 | 2018-11-03 | A kind of sieve shaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821815979.8U CN209271901U (en) | 2018-11-03 | 2018-11-03 | A kind of sieve shaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209271901U true CN209271901U (en) | 2019-08-20 |
Family
ID=67600522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821815979.8U Active CN209271901U (en) | 2018-11-03 | 2018-11-03 | A kind of sieve shaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209271901U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487608A (en) * | 2019-08-26 | 2019-11-22 | 中交天津港湾工程研究院有限公司 | A kind of solidified earth test molding machine and method |
| CN111589689A (en) * | 2020-04-10 | 2020-08-28 | 浙江工业大学 | Vibrating shaker capable of realizing effective fixation |
| CN114324079A (en) * | 2021-12-29 | 2022-04-12 | 贵阳中建西部建设有限公司 | Automatic screening and detecting device for gravel aggregate |
-
2018
- 2018-11-03 CN CN201821815979.8U patent/CN209271901U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487608A (en) * | 2019-08-26 | 2019-11-22 | 中交天津港湾工程研究院有限公司 | A kind of solidified earth test molding machine and method |
| CN111589689A (en) * | 2020-04-10 | 2020-08-28 | 浙江工业大学 | Vibrating shaker capable of realizing effective fixation |
| CN114324079A (en) * | 2021-12-29 | 2022-04-12 | 贵阳中建西部建设有限公司 | Automatic screening and detecting device for gravel aggregate |
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