CN214440850U - Abrasive screening plant - Google Patents

Abstract

The utility model relates to the field of grinding tool production equipment, in particular to a grinding material screening device, which comprises a screen frame, a screen arranged on the screen frame, a fixed frame, a driving motor and an eccentric transmission mechanism, wherein the lower end of the screen frame is fixedly provided with a material guide hopper; the fixing frame is located below the screen frame, a rotating shaft is arranged on the fixing frame, the driving motor is arranged on the lower portion of the fixing frame and is in transmission connection with the rotating shaft, and the rotating shaft is connected with the screen frame through an eccentric transmission mechanism. The utility model discloses simple structure, cost are low, and easy maintenance need not to shut down the maintenance when handling the screen cloth jam problem under the ordinary condition.

Description

Abrasive screening plant

Technical Field

The utility model relates to a grinding apparatus production facility field, concretely relates to abrasive material screening plant.

Background

The grinding wheel is also called a consolidation grinding tool, and is a consolidation grinding tool which is formed by consolidating common grinding materials into a certain shape (mostly circular, with a through hole in the center) by a binding agent and has certain strength. It is generally composed of abrasive, bond and air holes, which are often referred to as the three elements of a bonded abrasive tool. The common grinding wheels include ceramic (binder) grinding wheels, resin (binder) grinding wheels and rubber (binder) grinding wheels. When manufacturing, need carry out the preliminary treatment to the abrasive material, select suitable the processing of granularity size, current screening equipment often has great size, the characteristics that the structure is complicated, under this kind of condition, though can handle a large amount of raw materialss, but equipment cost is high, and it is big to occupy the factory building space, and the maintenance is inconvenient, when the abrasive material takes place to block up sometimes, even need shut down the maintenance, has certain operation degree of difficulty.

Disclosure of Invention

The utility model discloses a solve screening equipment structure complicacy and when taking place the abrasive material and block up, need shut down the problem of handling, provide an abrasive material screening plant, simple structure, cost are low, and easy maintenance need not to shut down the maintenance when handling the screen cloth under the ordinary condition and block up the problem.

In order to realize the purpose, the technical scheme of the utility model is that:

the grinding material screening device comprises a screen frame, a screen arranged on the screen frame, a fixed frame, a driving motor and an eccentric transmission mechanism, wherein a material guide hopper is fixedly arranged at the lower end of the screen frame; the fixing frame is located below the screen frame, a rotating shaft is arranged on the fixing frame, the driving motor is arranged on the lower portion of the fixing frame and is in transmission connection with the rotating shaft, and the rotating shaft is connected with the screen frame through an eccentric transmission mechanism.

Further, eccentric drive mechanism includes eccentric wheel, annulet, wheel rim and transfer line, eccentric wheel eccentric settings is in the pivot, the hole of annulet be with eccentric wheel assorted eccentric orfice, the annulet cover establish on the eccentric wheel, with eccentric wheel fixed connection, the wheel rim cover establish the outside of annulet, with the annulet rotation connection, transfer line one end is connected the wheel rim, the other end is connected the reel.

Furthermore, the lower extreme of reel is provided with the link, the link is located the below of guide fill, and the link is articulated with the transfer line.

Further, the four corners department of reel all is provided with the bracing piece, the lower extreme of bracing piece articulates there is the fixing base.

Furthermore, the material guide hopper inclines downwards, and the discharge end of the material guide hopper faces back to the fixing frame.

Further, a belt wheel is arranged on the rotating shaft, and the driving motor is in transmission connection with the belt wheel through a belt.

Furthermore, a protective frame is arranged on the screen frame, sliding grooves are formed in two opposite sides of the protective frame, a traction rod is arranged in the sliding grooves in a sliding mode, a telescopic cover is arranged between the traction rod and the protective frame, and the telescopic cover is of a fold-shaped structure made of transparent plastics.

Furthermore, the protective frame is provided with a limiting hole at the end part of the sliding groove, the limiting hole is located at the end part of the sliding groove and communicated with the sliding groove, a limiting plate is arranged in the limiting hole and is L-shaped, a hole matched with the traction rod is formed in the horizontal section of the limiting plate, and the vertical section of the limiting plate is in joggle joint with the protective frame.

Through the technical scheme, the beneficial effects of the utility model are that:

the utility model discloses the device is with reel and screen cloth overhead, and the driving motor and the eccentric transmission mechanism of drive reel vibration put down, to the condition that easily takes place to block up, can directly show the screening operation face to the staff, the staff of also being convenient for handles the place that blocks up, need not the device simultaneously and shuts down, does not influence the screening operation at other unblock positions.

The utility model discloses simple structure, cost are low, and easy maintenance need not to shut down the maintenance when handling the screen cloth jam problem under the ordinary condition.

Drawings

FIG. 1 is a schematic structural diagram of an abrasive screening device according to the present invention;

fig. 2 is a schematic structural view of the protection frame, the telescopic cover and the traction rod of the present invention;

fig. 3 is the structure schematic diagram of the limiting plate of the utility model.

The reference numbers in the drawings are as follows: the device comprises a screen frame 1, a connecting frame 101, a fixing frame 2, a driving motor 3, a rotating shaft 4, a supporting rod 5, a fixing seat 6, a belt wheel 7, a protective frame 8, a limiting hole 801, a traction rod 9, an eccentric wheel 10, a wheel ring 11, a wheel ring 12, a transmission rod 13, a telescopic cover 14, a limiting plate 15 and a material guide hopper 17.

Detailed Description

The invention will be further explained with reference to the drawings and the detailed description below:

in the description of the present invention, it is to be understood that the terms "front", "back", and the like indicate the positional or positional relationship between the front and back of the package when the packaging machine is in use, and are used only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 to 3, the present embodiment provides an abrasive screening device, which includes a screen frame 1, a screen disposed on the screen frame 1, a fixing frame 2, a driving motor 3, and an eccentric transmission mechanism, wherein a material guiding hopper 17 is fixedly disposed at a lower end of the screen frame 1; the fixing frame 2 is located below the screen frame 1, a rotating shaft 4 is arranged on the fixing frame 2, the driving motor 3 is arranged on the lower portion of the fixing frame 2, the driving motor 3 is in transmission connection with the rotating shaft 4, and the rotating shaft 4 is connected with the screen frame 1 through an eccentric transmission mechanism. The rotating shaft 4 is driven to rotate through the driving motor 3, so that the screen frame 1 is driven to swing left and right through the eccentric transmission mechanism, the screening purpose is achieved, and screened abrasive materials fall into the guide hopper 17 and are discharged outside in a guiding mode through the guide hopper 17. This device is put reel 1 and screen cloth overhead, and the driving motor and the eccentric drive mechanism of drive reel 1 vibration put down, to the condition that easily takes place to block up, can directly show the screening operation face to the staff, also be convenient for the staff to handle the place that blocks up, need not the device simultaneously and shut down, do not influence the screening operation at other unblock positions.

Foretell, eccentric drive mechanism includes eccentric wheel 10, annulet 11, wheel rim 12 and transfer line 13, eccentric wheel 10 eccentric settings is in pivot 4, the hole of annulet 11 be with eccentric wheel 10 assorted eccentric orfice, annulet 11 cover establish on eccentric wheel 10, with eccentric wheel 10 fixed connection, wheel rim 12 cover is established in annulet 11 the outside, is connected with annulet 11 rotation, transfer line 13 one end is connected wheel rim 12, the other end is connected reel 1. The rotating shaft 4 rotates to drive the eccentric wheel 10 to rotate, so as to drive the wheel ring 11 to rotate, then the rim 12 deflects along with the rotation of the wheel ring 11, and then the driving rod 13 drives the screen frame to swing left and right, so that the purpose of vibrating screening is achieved.

Specifically, the lower end of the screen frame 1 is provided with a connecting frame 101, the connecting frame 101 is located below the material guide hopper 17, and the connecting frame 101 is hinged to the transmission rod 13.

Further, the four corners department of reel 1 all is provided with bracing piece 5, the lower extreme of bracing piece 5 articulates there is fixing base 6. The fixed seat 6 is fixed on the ground, and in the operating state of the device, the fixed seat 6, the support rod 5 and the transmission rod 13 support the screen frame 1; under the operating condition, transfer line 13 drives reel 1 and controls and rock, and bracing piece 5 rocks about following, and bracing piece 5 is articulated with fixing base 6, and fixing base 6 and bracing piece 5 reach support and limiting displacement to reel 1, make the action of vibration screening have stability and better security.

In the above, the material guiding hopper 17 is inclined downwards, and the discharging end of the material guiding hopper 17 faces back to the fixing frame 2. The arrangement of the fixed frame 2, the eccentric transmission mechanism and the material guide hopper 17 is facilitated, so that the device has a compact and reasonable structure.

Specifically, a belt wheel 7 is arranged on the rotating shaft 4, and the driving motor 3 is in transmission connection with the belt wheel 7 through a belt.

Further, a protective frame 8 is arranged on the screen frame 1, sliding grooves are formed in two opposite sides of the protective frame 8, a traction rod 9 is arranged in each sliding groove in a sliding mode, a telescopic cover 14 is arranged between each traction rod 9 and the corresponding protective frame 8, and the telescopic cover 14 is of a corrugated structure made of transparent plastics. Under the operating condition, can expand flexible lid 14, reach the effect to the material protection, prevent that the vibration from making the abrasive material produce the dust and upwards excessive, transparent flexible lid 14 also is convenient for observe the screening situation on the screen cloth simultaneously, when taking place to block up, opens flexible lid 14 and can handle.

Further, in order to avoid when the operation, the vibration of reel influences the exhibition cloth of flexible lid 14, spacing hole 801 has been seted up at the tip of spout to protective frame 8, spacing hole 801 is located the tip of spout, is linked together with the spout, be provided with limiting plate 15 in the spacing hole 801, limiting plate 15 is L shape, and limiting plate 15 horizontal segment is seted up to have and is connect with 8 joggles of protective frame with the draw bar 9 assorted hole, and is concrete, and the position department that corresponds spacing hole 15 on the protective frame 8 has seted up the recess, and this recess carries out the joggle with the vertical section of limiting plate 15. The telescopic cover 14 is spread above the screen frame 1 by pulling the traction rod 9, the horizontal section of the limiting plate 15 is inserted into the limiting hole 801, the limiting plate 15 is rotated and pushed, the vertical section of the limiting plate 15 is inserted into the groove of the protective frame 8, and the limiting and fixing effect on the traction rod 9 is achieved.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.

Claims (8)

1. The grinding material screening device comprises a screen frame (1) and a screen arranged on the screen frame (1), and is characterized by further comprising a fixed frame (2), a driving motor (3) and an eccentric transmission mechanism, wherein a material guide hopper (17) is fixedly arranged at the lower end of the screen frame (1); the fixing frame (2) is located below the screen frame (1), a rotating shaft (4) is arranged on the fixing frame (2), the driving motor (3) is arranged on the lower portion of the fixing frame (2), the driving motor (3) is in transmission connection with the rotating shaft (4), and the rotating shaft (4) is connected with the screen frame (1) through an eccentric transmission mechanism.

2. The grinding material screening device according to claim 1, wherein the eccentric transmission mechanism comprises an eccentric wheel (10), a wheel ring (11), a wheel rim (12) and a transmission rod (13), the eccentric wheel (10) is eccentrically arranged on the rotating shaft (4), an inner hole of the wheel ring (11) is an eccentric hole matched with the eccentric wheel (10), the wheel ring (11) is sleeved on the eccentric wheel (10) and is fixedly connected with the eccentric wheel (10), the wheel rim (12) is sleeved on the outer side of the wheel ring (11) and is rotatably connected with the wheel ring (11), one end of the transmission rod (13) is connected with the wheel rim (12), and the other end of the transmission rod is connected with the screen frame (1).

3. Abrasive screening device according to claim 2, characterized in that the lower end of the screen frame (1) is provided with a connecting frame (101), the connecting frame (101) is located below the material guiding hopper (17), and the connecting frame (101) is hinged with the transmission rod (13).

4. An abrasive screening device according to claim 1, characterized in that the four corners of the screen frame (1) are provided with support rods (5), and the lower ends of the support rods (5) are hinged with fixing seats (6).

5. An abrasive screening device according to claim 1, characterized in that the material guide hopper (17) is inclined downwards, the discharge end of the material guide hopper (17) facing away from the fixed frame (2).

6. An abrasive screening device according to claim 1, characterized in that a belt wheel (7) is arranged on the rotating shaft (4), and the driving motor (3) is in transmission connection with the belt wheel (7) through a belt.

7. The grinding material screening device according to claim 1, wherein a protective frame (8) is arranged on the screen frame (1), sliding grooves are formed in two opposite sides of the protective frame (8), a traction rod (9) is arranged in the sliding grooves in a sliding mode, a telescopic cover (14) is arranged between the traction rod (9) and the protective frame (8), and the telescopic cover (14) is of a corrugated structure made of transparent plastics.

8. The grinding material screening device according to claim 7, wherein the protective frame (8) is provided with a limiting hole (801) at the end of the sliding groove, the limiting hole (801) is located at the end of the sliding groove and communicated with the sliding groove, a limiting plate (15) is arranged in the limiting hole (801), the limiting plate (15) is L-shaped, a hole matched with the traction rod (9) is formed in the horizontal section of the limiting plate (15), and the vertical section of the limiting plate (15) is in joggle joint with the protective frame (8).

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