CN111774294A

CN111774294A - Building sandstone material screening device

Info

Publication number: CN111774294A
Application number: CN202010683414.4A
Authority: CN
Inventors: 屈洪先
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-10-16

Abstract

The invention discloses a building sand and stone screening device, which relates to the technical field of building construction machinery and comprises a fixed frame, wherein a screening groove is fixed on the fixed frame, an incomplete gear is rotatably arranged on the fixed frame, and a reciprocating pushing mechanism for driving a screen plate to vertically lift is connected to the incomplete gear in a driving way; according to the invention, the threaded sleeve I can be vertically reciprocated to achieve a moving effect through the arranged forward and reverse rotating mechanism, the threaded sleeve I achieves the effect that the sliding block drives the vertical plate to transversely reciprocate through the arranged traction mechanism, so that the material turning mechanism transversely reciprocates, the effect of turning over the gravels at different positions in the screening groove is achieved, the sufficient screening of the screen plate on the gravels is promoted, the arranged reciprocating pushing mechanism can drive the threaded sleeve II to vertically reciprocate, the screen plate is vertically reciprocated and lifted while rotating under the thread meshing action of the threaded rod, the sufficient rotation dispersion and vibration of the gravels on the screen plate are promoted, and the screening efficiency of the gravels is remarkably improved.

Description

Building sandstone material screening device

Technical Field

The invention relates to the technical field of building construction machinery, in particular to a building sandstone material screening device.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or "job site", also called a worksite.

The patent with the publication number of grant CN 206392400U discloses a grit screening installation, this kind of grit screening installation sets up the stock guide between the screen cloth of each level, and the stock guide guides the grit material that the last level screen cloth was sieved to the feed end of next level screen cloth for the grit material begins the screening from the feed end of screen cloth in next level screen cloth, and the effective path length of screening improves screening efficiency, has also shortened screening installation's length, has reduced screening installation's area. Although the device can be used for screening the grit, screening in-process, the grit can not obtain the abundant dispersion that turns over, leads to the decline of screening efficiency, for this reason, provides a building grit material screening plant now to solve above-mentioned technical problem.

Disclosure of Invention

The invention aims to provide a building aggregate screening device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a grit material screening plant for building, includes the mount, is fixed with the screening groove on the mount, and the screening inslot is equipped with the sieve, be fixed with servo motor on the mount, the last drive of servo motor is connected with positive reverse mechanism, be fixed with the horizon bar on the mount, sliding sleeve is equipped with the drive mechanism who is connected with positive reverse mechanism transmission on the horizon bar, the vertical board that is fixed with in sliding block bottom is equipped with on the vertical board and is used for carrying out the stirring mechanism to screening inslot grit, rotate on the mount and install incomplete gear, the last drive connection of incomplete gear has the reciprocal pushing mechanism who is used for the vertical lift of transmission sieve.

As a modified scheme of the invention: the positive and negative rotation mechanism comprises a vertically arranged vertical threaded column, a driven bevel gear I and a driven bevel gear II are fixedly sleeved on the vertical threaded column, and an incomplete bevel gear which is alternately meshed with the driven bevel gear I and the driven bevel gear II is coaxially fixed on an output shaft of the servo motor.

As a modified scheme of the invention: the traction mechanism comprises a threaded sleeve I which is vertically and slidably mounted on a fixing frame, the threaded sleeve I is in threaded sleeve joint with a vertical threaded column, a fixed pulley is rotatably mounted on the fixing frame, a steel wire rope with two ends fixed with the threaded sleeve I and a sliding block is wound on the fixed pulley, and a spring ring sleeved on the horizontal rod is fixed between the sliding block and the fixing frame.

As a modified scheme of the invention: the material turning mechanism comprises a rotating roller rotatably mounted on a vertical plate, a plurality of material turning plates which are circumferentially and uniformly distributed are radially and slidably mounted on the rotating roller, and a limiting spring is fixed between each material turning plate and the corresponding rotating roller.

As a modified scheme of the invention: the stirring mechanism further comprises a horizontal rack horizontally fixed on the fixing frame, a driven gear rotatably installed on the vertical plate is connected to the horizontal rack in a meshed mode, and a belt pulley mechanism is connected between the driven gear and the rotating roller in a transmission mode.

As a modified scheme of the invention: reciprocating elevating system includes the vertical rack with incomplete gear intermittent type meshing, and vertical rack lateral wall is fixed with the lagging, and the bearing is connected with the threaded sleeve II that vertical slip extended to the screening inslot on the lagging, and threaded sleeve II upper end is fixed with the sieve bottom.

As a modified scheme of the invention: reciprocating lift mechanism still includes the vertical threaded rod of fixing on the mount, and threaded rod threaded connection extends to inside threaded sleeve II, the butt has to support and pushes away the spring between threaded sleeve II and the threaded rod, vertical slidable mounting has the vertical pole fixed with the mount on the vertical rack.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the threaded sleeve I can be vertically reciprocated to achieve a moving effect through the arranged forward and reverse rotating mechanism, the threaded sleeve I achieves the effect that the sliding block drives the vertical plate to transversely reciprocate through the arranged traction mechanism, so that the material turning mechanism transversely reciprocates, the effect of turning over the gravels at different positions in the screening groove is achieved, the sufficient screening of the screen plate on the gravels is promoted, the arranged reciprocating pushing mechanism can drive the threaded sleeve II to vertically reciprocate, the screen plate is vertically reciprocated and lifted while rotating under the thread meshing action of the threaded rod, the sufficient rotation dispersion and vibration of the gravels on the screen plate are promoted, and the screening efficiency of the gravels is remarkably improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of a connecting structure of a material turning plate, a rotating roller and a limiting spring of the invention;

fig. 4 is a partial perspective view of the present invention.

In the figure: 1-fixed rod, 2-incomplete bevel gear, 3-driven bevel gear I, 4-driven bevel gear II, 5-vertical threaded column, 6-threaded sleeve I, 7-steel wire rope, 8-fixed pulley, 9-horizontal rod, 10-sliding block, 11-spring ring, 12-driven gear, 13-servo motor, 14-vertical plate, 15-pulley mechanism, 16-material turning plate, 17-rotating roller, 18-screening groove, 19-horizontal rack, 20-screening plate, 21-pushing spring, 22-vertical rack, 23-incomplete gear, 24-threaded rod, 25-sleeve plate, 26-limiting spring, 27-threaded sleeve II and 28-vertical rod.

Detailed Description

The technical scheme of the patent is further described in detail by combining the following specific embodiments:

example 1

Referring to fig. 1-4, a building sandstone material screening device comprises a fixing frame 1, wherein a screening groove 18 is fixed on the fixing frame 1, a screen plate 20 is arranged in the screening groove 18, a servo motor 13 is fixed on the fixing frame 1, a forward and reverse rotation mechanism is connected on the servo motor 13 in a driving manner, a horizontal rod 9 is fixed on the fixing frame 1, a traction mechanism in transmission connection with the forward and reverse rotation mechanism is sleeved on the horizontal rod 9 in a sliding manner, a vertical plate 14 is vertically fixed at the bottom of the sliding block 10, a material overturning mechanism for overturning sandstone in the screening groove 18 is arranged on the vertical plate 14, an incomplete gear 23 is rotatably mounted on the fixing frame 1, and a reciprocating pushing mechanism for driving the screen plate 20 to vertically lift is connected on the incomplete gear 23.

The 18 inside grit that are used for depositing the screening that will carry out the screening in the screening groove that sets up in this device, the sieve 20 of setting are used for sieving the grit, turn the grit material through the stirring mechanism that sets up, promote the dispersion effect of grit, promote screening efficiency.

The positive and negative rotation mechanism of the device comprises a vertically arranged vertical threaded column 5, a driven bevel gear I3 and a driven bevel gear II4 are fixedly sleeved on the vertical threaded column 5, and an incomplete bevel gear 2 alternately meshed with the driven bevel gear I3 and the driven bevel gear II4 is coaxially and fixedly arranged on an output shaft of the servo motor 13. Traction mechanism includes vertical slidable mounting at the threaded sleeve I6 on mount 1, and threaded sleeve I6 screw thread cup joints on vertical screw thread post 5, rotating on mount 1 installs fixed pulley 8, around being equipped with the wire rope 7 that both ends are fixed with threaded sleeve I6 and sliding block 10 respectively on the fixed pulley 8, be fixed with between sliding block 10 and the mount 1 and establish the spring coil 11 on the horizon bar 9.

Through the aforesaid setting, the incomplete bevel gear 2 of servo motor 13 drive is rotatory, incomplete bevel gear 2 is rotatory with driven bevel gear I3 and driven bevel gear II4 in turn, and then realize vertical screw thread post 5 clockwise and anticlockwise rotation in turn, threaded sleeve I6 can realize vertical reciprocal lift effect this moment, threaded sleeve I6 removes the in-process through wire rope 7 pulling sliding block 10 horizontal reciprocating motion under the elasticity limiting displacement of spring coil 11, realize the lateral displacement of stirring mechanism promptly, promote the stirring of stirring mechanism to the grit material of different positions, promote the screening effect.

Specifically, the material turning mechanism comprises a rotating roller 17 rotatably mounted on a vertical plate 14, a plurality of material turning plates 16 which are circumferentially and uniformly distributed are radially and slidably mounted on the rotating roller 17, a limiting spring 26 is fixed between each material turning plate 16 and the corresponding rotating roller 17, the material turning mechanism further comprises a horizontal rack 19 which is horizontally fixed on a fixing frame 1, a driven gear 12 rotatably mounted on the vertical plate 14 is meshed and connected to the horizontal rack 19, and a belt pulley mechanism 15 is in transmission connection with the driven gear 12 and the rotating roller 17.

In the process of the transverse movement of the vertical plate 14, the driven gear 12 is arranged to transversely move and is meshed with the horizontal rack 19 to realize the rotation, the horizontal rack 19 drives the rotating roller 17 to rotate through the belt pulley mechanism 15, and at the moment, the rotating roller 17 drives the material stirring plate 16 to rotate to realize the effect of fully rotating and stirring the sand and stone on the sieve plate 20.

Example 2

On the basis of embodiment 1, in addition, this device still is provided with reciprocal elevating system, specifically includes the vertical rack 22 with incomplete gear 23 intermittent type meshing, and the lagging 25 is fixed with to vertical rack 22 lateral wall, and the bearing connection has the screw sleeve II27 that vertical slip extends to in the screening groove 18 on the lagging 25, and screw sleeve II27 upper end is fixed with the sieve 20 bottom.

Incomplete gear 23 has prior art's motor to drive rotatoryly, and incomplete gear 23 drive vertical rack 22 with it meshing realizes the lift of lagging 25, and reciprocal elevating system still includes the vertical threaded rod 24 of fixing on mount 1, and threaded rod 24 threaded connection extends to inside threaded sleeve II27, the butt has to support between threaded sleeve II27 and the threaded rod 24 and pushes away spring 21, vertical slidable mounting has the vertical pole 28 fixed with mount 1 on the vertical rack 22.

Its drive threaded sleeve II27 vertical removal of in-process of lagging 25 lift, threaded sleeve II27 drives sieve 20 and realizes vertical reciprocating motion, the realization is to the vibration effect of grit on the sieve 20, the screening of grit has been promoted, and simultaneously because threaded sleeve II27 and 24 screw-thread fit of threaded rod, it is rotatory to drive sieve 20 when realizing that threaded sleeve II27 goes up and down, the rotatory dispersion effect of grit on the sieve 20 has been promoted, grit screening efficiency is showing and is promoting.

In conclusion, the threaded sleeve I6 can be moved in a vertical reciprocating mode through the arranged forward and reverse rotation mechanism, the threaded sleeve I6 can drive the vertical plate 14 to do transverse reciprocating motion through the arranged traction mechanism, further the material turning mechanism can do transverse reciprocating motion, the effect of turning over the gravels at different positions in the screening groove 18 is achieved, the full screening of the gravels by the screen plate 20 is promoted, the arranged reciprocating pushing mechanism can drive the threaded sleeve II27 to do vertical reciprocating motion, the screen plate 20 can vertically reciprocate and lift while rotating under the thread meshing effect of the threaded rod 24, the full rotation and dispersion and vibration of the gravels on the screen plate 20 are promoted, and the screening efficiency of the gravels is remarkably improved.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, various modifications, improvements and substitutions can be made without departing from the spirit of the invention, and all of them belong to the protection scope of the technical solution. The protection scope of this technical solution patent should be subject to the appended claims.

Claims

1. A building aggregate screening device comprises a fixed frame (1), a screening groove (18) is fixed on the fixed frame (1), it is characterized in that a sieve plate (20) is arranged in the sieving groove (18), a servo motor (13) is fixed on the fixed frame (1), a positive and negative rotating mechanism is connected on the servo motor (13) in a driving way, a horizontal rod (9) is fixed on the fixed frame (1), a traction mechanism in transmission connection with a forward and reverse rotation mechanism is sleeved on the horizontal rod (9) in a sliding way, a vertical plate (14) is vertically fixed at the bottom of the sliding block (10), a material turning mechanism for turning the sand in the screening groove (18) is arranged on the vertical plate (14), an incomplete gear (23) is rotatably mounted on the fixed frame (1), and a reciprocating pushing mechanism used for driving the sieve plate (20) to vertically lift is connected to the incomplete gear (23) in a driving mode.

2. The building sandstone material screening device according to claim 1, wherein the forward and reverse rotation mechanism comprises a vertical threaded column (5) which is vertically arranged, a driven bevel gear I (3) and a driven bevel gear II (4) are fixedly sleeved on the vertical threaded column (5), and an incomplete bevel gear (2) which is alternately meshed with the driven bevel gear I (3) and the driven bevel gear II (4) is coaxially fixed on an output shaft of the servo motor (13).

3. The building sandstone material screening device according to claim 2, wherein the traction mechanism comprises a threaded sleeve I (6) which is vertically slidably mounted on the fixed frame (1), the threaded sleeve I (6) is in threaded sleeve connection with the vertical threaded column (5), a fixed pulley (8) is rotatably mounted on the fixed frame (1), a steel wire rope (7) with two ends respectively fixed with the threaded sleeve I (6) and a sliding block (10) is wound on the fixed pulley (8), and a spring ring (11) sleeved on the horizontal rod (9) is fixed between the sliding block (10) and the fixed frame (1).

4. The building sandstone material screening device of claim 1, wherein the material turning mechanism comprises a rotating roller (17) rotatably mounted on the vertical plate (14), a plurality of material turning plates (16) which are circumferentially and uniformly distributed are radially and slidably mounted on the rotating roller (17), and a limiting spring (26) is fixed between the material turning plates (16) and the rotating roller (17).

5. A building gravel screening device as claimed in claim 4, wherein the material turnover mechanism further comprises a horizontal rack (19) horizontally fixed on the fixed frame (1), a driven gear (12) rotatably mounted on the vertical plate (14) is engaged and connected to the horizontal rack (19), and a belt pulley mechanism (15) is in transmission connection with the driven gear (12) and the rotary roller (17).

6. An architectural sandstone material screening device according to claim 1, wherein the reciprocating lifting mechanism comprises a vertical rack (22) which is intermittently meshed with the incomplete gear (23), a sleeve plate (25) is fixed on the side wall of the vertical rack (22), a threaded sleeve II (27) which vertically slides and extends into the screening groove (18) is in bearing connection with the sleeve plate (25), and the upper end of the threaded sleeve II (27) is fixed with the bottom of the screening plate (20).

7. The building sandstone material screening device of claim 6, wherein the reciprocating lifting mechanism further comprises a threaded rod (24) vertically fixed on the fixed frame (1), the threaded rod (24) is in threaded connection with and extends into a threaded sleeve II (27), a pushing spring (21) is abutted between the threaded sleeve II (27) and the threaded rod (24), and a vertical rod (28) fixed with the fixed frame (1) is vertically and slidably mounted on the vertical rack (22).