CN214235025U - Novel screen cloth straining device - Google Patents

Abstract

The utility model discloses a novel screen tensioning mechanism, including screen frame casing, screen cloth, tensioning spring and slider and slide rail, the slide rail sets up on the front and back both sides face of screen frame casing, is provided with the spout on the slider, and the slider passes through spout and slide rail sliding connection, is provided with the journal stirrup on the screen frame casing surface of slide rail one side, passes through locking bolted connection between journal stirrup and the slider, be provided with between the slider and collude the board, be provided with the link plate between the screen frame casing left end medial surface, the screen cloth sets up the inside at the screen frame casing, and one end and the link plate of screen cloth are connected, and the other end is connected with colluding the board, be provided with the fixed plate between the inner wall of screen frame casing, the tensioning spring sets up between fixed; the utility model discloses guarantee that the screen cloth tensioning is reliable, easy operation, powerful strong, can ensure the even tensioning of screen cloth, can be applicable to big specification sieve machine, improve screening output, efficiency to and the life of screen cloth.

Description

Novel screen cloth straining device

Technical Field

The utility model relates to a screen cloth tensioning technical field specifically is a novel screen cloth straining device.

Background

The screen is taken as one of the key parts of the vibrating screen and is a loss part, the service life and the difficulty of field dismounting and replacing are concerned by the majority of users, the important point is that the qualified working state of the vibrating screen is a tensioning state, just like a drum surface, a plurality of screens are damaged or inefficiently screened due to the unqualified screen and the loose screen, the qualified installation is directly related to the screening yield and efficiency and the service life of the screen besides the quality of the screen, the current screen tensioning device on the market is generally a locking shaft tensioning or a disc spring tensioning, the locking shaft tensioning working principle is that the screen inner hook plate is hooked at one end of the screen, the other end of the screen is hooked by the locking shaft, the screen is tensioned by the rotation of the locking shaft and then locked by a nut, the disc spring tensioning working principle is that the screen inner hook plate is hooked at one end of the screen, the other end of the screen is hooked by the disc spring tensioning device, the disc spring is pressed by screwing the nut, so that the disc spring reversely tensions the screen, an obvious common short plate is easy to laterally deviate when the screen is tensioned, the larger the size of the screen is, the more obvious the screen is, the screen is not suitable for large-size screens, the tension is obviously insufficient, the existing screen tensioning mechanism cannot meet the requirements in actual use, and therefore the improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a novel screen cloth straining device, guarantee that the screen cloth tensioning is reliable, easy operation, powerful strong powerful, can ensure the even tensioning of screen cloth, can be applicable to big specification screen (ing) machine, improve screening output, efficiency to and the life of screen cloth, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel screen cloth straining device, includes screen frame casing, screen cloth, tensioning spring and slider and slide rail, the slide rail sets up on the face of the front and back both sides of screen frame casing, is provided with the spout on the slider, and the slider passes through spout and slide rail sliding connection, is provided with the journal stirrup on the screen frame casing surface of slide rail one side, through locking bolted connection between journal stirrup and the slider, be provided with between the slider and collude the board, be provided with the link plate between the screen frame casing left end medial surface, the screen cloth sets up the inside at the screen frame casing, and the one end and the link plate of screen cloth are connected, and the other end with collude the board and be connected, be provided with the fixed plate between the inner wall of screen frame casing, the tensioning spring sets up at the fixed plate and colludes between the board.

Furthermore, the hook plate is a through long bending plate, and the hook plate drives the screen to move integrally, so that the screen can be tensioned uniformly.

Furthermore, the tensioning springs are arranged below the screen, the tensioning springs are distributed at equal intervals, and the hook plates are tightly propped through the tensioning springs to tension the screen.

Further, the upper right side of the screen frame shell is provided with a feed inlet, a partition plate is arranged in the middle of the feed inlet, the strength of the feed inlet is increased through the partition plate, the structure is firmer, the feed inlet is provided with a blanking inclined plate on the right side surface, the impact force of materials can be buffered through the blanking inclined plate, and the impact on a screen is reduced.

Furthermore, an inner support rod is arranged between the inner side surfaces of the screen machine shell, the strength of the screen machine shell is improved through the inner support rod, connecting seats are arranged on the front side surface and the rear side surface of the screen machine shell, reinforcing ribs are arranged between the connecting seats, a discharging pipe is arranged at the left end of the screen machine shell, and the discharging pipe corresponds to the screen cloth.

Compared with the prior art, the beneficial effects of the utility model are that: this novel screen cloth straining device has following benefit:

1. the utility model discloses on set up locking bolt, can adjust the compression capacity of tensioning spring through locking bolt, it is convenient to adjust, thereby the tensioning spring top tightly colludes the board tensioning screen cloth, will drive the screen cloth global shifting through colluding the board, can make the even tensioning of screen cloth.

2. The utility model discloses on set up the baffle, through the intensity of baffle increase feed inlet, the impact force of unloading swash plate can cushion the material reduces the impact to the screen cloth, can make the slider remove about along the slide rail through the slide rail, and then can adjust the screen cloth.

3. The utility model discloses guarantee that the screen cloth tensioning is reliable, easy operation, powerful strong, can ensure the even tensioning of screen cloth, can be applicable to big specification sieve machine, improve screening output, efficiency to and the life of screen cloth.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

fig. 3 is an isometric view of the present invention.

In the figure: 1 sieve machine casing, 2 feed inlets, 3 baffle, 4 unloading swash plates, 5 tensioning springs, 6 interior vaulting poles, 7 screens, 8 link plates, 9 discharging pipes, 10 fixed plates, 11 sliders, 12 chutes, 13 slide rails, 14 lugs, 15 locking bolts, 16 collude board, 17 strengthening ribs, 18 connecting seats.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-3, the present invention provides a technical solution: a novel screen tensioning mechanism comprises a screen shell 1, a screen 7, a tensioning spring 5, a sliding block 11 and a sliding rail 13, wherein a feed inlet 2 is arranged at the upper right side of the screen shell 1, a partition plate 3 is arranged in the middle of the feed inlet 2, the strength of the feed inlet 2 is increased through the partition plate 3, the structure is firmer, a blanking inclined plate 4 is arranged on the right side surface of the feed inlet 2, the impact force of materials can be buffered through the blanking inclined plate 4, the impact on the screen 7 is reduced, an inner support rod 6 is arranged between the inner side surfaces of the screen shell 1, the strength of the screen shell 1 is improved through the inner support rod 6, connecting seats 18 are arranged on the front side surface and the rear side surface of the screen shell 1, reinforcing ribs 17 are arranged between the connecting seats 18, a discharge pipe 9 is arranged at the left end of the screen shell 1, the discharge pipe 9 corresponds to the screen 7, the sliding rail 13 is arranged on the front side surface and the rear side surface of the screen shell 1, and a sliding chute 12 is arranged on the sliding block 11, the screen cloth tensioning device comprises a slide block 11, a slide rail 13, a support lug 14, a locking bolt 15, a hook plate 16, a through long bent plate, a screen cloth 7, a fixing plate 10, tensioning springs 5, a fixing plate 5, tensioning springs 5, a slide rail 12, a slide rail 13, a support lug 14, a locking bolt 15, a hook plate 16, a hanging plate 8, a screen cloth 7, a hanging plate 8, a hook plate 16, a fixing plate 10, a tensioning spring 5, a fixing plate 16, a tensioning spring 5 and a screen cloth 7, the utility model discloses guarantee that the screen cloth tensioning is reliable, easy operation, powerful strong, can ensure the even tensioning of screen cloth 7, can be applicable to big specification sieve machine, improve screening output, efficiency to and the life of screen cloth 7.

When in use: can adjust tensioning spring 5's decrement through locking bolt 15, it is convenient to adjust, can make slider 11 remove about along slide rail 13 through slide rail 13, it removes about 16 is whole to drive colluding the board, and then can adjust screen cloth 7, thereby tensioning spring 5 top tightly colludes board 16 tensioning screen cloth 7, will drive screen cloth 7 overall movement through colluding board 16, can make the even tensioning of screen cloth 7, baffle 3 increases the intensity of feed inlet 2, the impact force of material can be cushioned to unloading swash plate 4, reduce the impact to screen cloth 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a novel screen cloth straining device, includes screen frame casing (1), screen cloth (7), tensioning spring (5) and slider (11) and slide rail (13), its characterized in that: slide rail (13) set up on the front and back both sides face of screen frame casing (1), are provided with spout (12) on slider (11), and slider (11) are through spout (12) and slide rail (13) sliding connection, and screen frame casing (1) of slide rail (13) one side is provided with journal stirrup (14) on the surface, is connected through locking bolt (15) between journal stirrup (14) and slider (11), be provided with between slider (11) and collude board (16), be provided with link plate (8) between screen frame casing (1) the left end medial surface, screen cloth (7) set up in the inside of screen frame casing (1), and the one end and the link plate (8) of screen cloth (7) are connected, and the other end is connected with colluding board (16), be provided with fixed plate (10) between the inner wall of screen frame casing (1), tensioning spring (5) set up between fixed plate (10) and collude board (16).

2. The novel screen tensioning mechanism of claim 1, wherein: the hook plate (16) is a bending plate with a full length.

3. The novel screen tensioning mechanism of claim 1, wherein: the tensioning springs (5) are arranged below the screen (7), and the tensioning springs (5) are distributed at equal intervals.

4. The novel screen tensioning mechanism of claim 1, wherein: the sieve machine is characterized in that a feeding hole (2) is formed in the upper right side of the sieve machine shell (1), a partition plate (3) is arranged in the middle of the feeding hole (2), and a blanking inclined plate (4) is arranged on the right side face of the feeding hole (2).

5. The novel screen tensioning mechanism of claim 1, wherein: an inner supporting rod (6) is arranged between the inner side faces of the screen machine shell (1), connecting seats (18) are arranged on the front side face and the rear side face of the screen machine shell (1), reinforcing ribs (17) are arranged between the connecting seats (18), a discharging pipe (9) is arranged at the left end of the screen machine shell (1), and the discharging pipe (9) corresponds to the screen (7).

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