CN212550459U - Electric vibrating screen machine convenient for pressing screen box - Google Patents

Abstract

The utility model relates to an electronic sieving machine convenient to compress tightly sieve box belongs to the technical field of sieving machine, and it includes the vibration dish, three vertical ascending slide bars of fixedly connected with on the vibration dish, it has stacked a plurality of sieve boxes, three to lie in between three slide bars on the vibration dish respectively sliding connection has the connecting plate that the other end is connected in opposite directions on the slide bar, the solid fixed ring of fixedly connected with between the three connecting plate, open the cavity in the connecting plate, be provided with in the cavity and support tight subassembly to the slide bar, gu the fixed ring top is provided with the sleeve, passes gu fixed ring and sleeve are provided with the actuating mechanism that compresses tightly to tight subassembly. The utility model discloses have quick convenient effect that compresses tightly the sieve box.

Description

Electric vibrating screen machine convenient for pressing screen box

Technical Field

The utility model belongs to the technical field of the technique of sieving machine and specifically relates to an electronic sieving machine convenient to compress tightly sieve box is related to.

Background

The sieving machine usually comprises a plurality of layers of sieving boxes from top to bottom, the mesh aperture of the sieving box in each layer of sieving box gradually decreases from top to bottom, the material is fed from the uppermost layer and is sieved layer by layer under the driving of a vibrating motor, and the sandstone particles with different sizes are collected in each layer and utilized.

As shown in fig. 1 and 2, the conventional vibrating screen machine includes a base 1, a circular vibrating disk 11 disposed above the base 1, a plurality of first springs 12 having both ends respectively fixedly connected to the vibrating disk 11 and the base 1 and disposed between the vibrating disk 11 and the base 1, and a vibrating motor 13 fixedly connected to a lower surface of the vibrating disk 11 for driving the vibrating disk 11 to vibrate. Three vertical upward slide bars 14 are fixedly connected to the upper surface of the vibration plate 11, and the three slide bars 14 are distributed on the upper surface of the vibration plate 11 at equal intervals. A plurality of screen boxes 2 with different meshes are stacked on the upper surface of the vibrating disk 11, and the screen boxes 2 are positioned among the three sliding rods 14.

As shown in fig. 1, an arc-shaped baffle 15 is fixedly connected to the top of the sliding rod 14, and a pressing plate 3 for pressing the screen box 2 is slidably connected to the sliding rod 14 at a position between the baffle 15 and the vibrating plate 11. The pressure plate 3 comprises three connecting plates 31, a round fixing ring 32 is fixedly connected to one adjacent end of each connecting plate 31, the other end of each connecting plate 31 is sleeved on the corresponding sliding rod 14 and is in sliding connection with the corresponding sliding rod 14, a locking bolt 6 is connected to the side wall of each connecting plate 31 in a threaded mode, and when the connecting plates need to be fixed in position, the locking bolts 6 are screwed to enable the end portions of the locking bolts 6 to abut against the corresponding sliding rods 14, so that the pressure plate 3 is fixed in position.

When needs sieve the grit, stack the sieve box 2 of different mesh numbers on vibration dish 11 one by one, and sieve box 2 from top to bottom mesh number crescent, then adjust locking bolt 6 and make pressure disk 3 downstream compress tightly fixedly to the sieve box 2 of the top, then twist soon locking bolt 6 and fix the position of pressure disk 3, start vibrating motor 13 at last and make vibration dish 11 vibrate, the vibration in-process can sieve the grit of granule difference to the sieve box 2 that corresponds, thereby can sieve the grit according to the size difference of grit.

The above prior art solutions have the following drawbacks: when the position of the pressure plate 3 needs to be fixed, different locking bolts 6 need to be screwed respectively so that the locking bolts 6 abut against the side wall of the sliding rod 14 to fix the position of the pressure plate 3, and the operation is cumbersome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an electronic sieving machine convenient to compress tightly sieve box, it has quick convenient effect that compresses tightly sieve box.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides an electronic sieving machine convenient to compress tightly sieve box, includes the vibration dish, three vertical ascending slide bars of fixedly connected with on the vibration dish, it has stacked a plurality of sieve boxes, three to lie in between three slide bars on the vibration dish respectively sliding connection have the connecting plate that the other end connected in opposite directions on the slide bar, the solid fixed ring of fixedly connected with between the three connecting plate, the cavity has been seted up in the connecting plate, be provided with in the cavity and support tight subassembly to the slide bar, gu the fixed ring top is provided with the sleeve, passes gu fixed ring and sleeve are provided with the actuating mechanism who compresses tightly to supporting tight subassembly.

Through adopting above-mentioned technical scheme, when needs are fixed to the sieve box on the vibration dish, make actuating mechanism compress tightly the tight subassembly of support in the three connecting plate cavity simultaneously through removing actuating mechanism for support tight subassembly butt on the lateral wall of slide bar, thereby can be quick convenient realization fix the position of connecting plate, and then can be quick fix the position of sieve box.

The present invention may be further configured in a preferred embodiment as: the driving mechanism comprises a central shaft, a threaded section connected with the sleeve in a threaded manner is arranged on the central shaft, and a conical pressing block is fixedly connected to the lower portion of the threaded section on the central shaft.

Through adopting above-mentioned technical scheme, when the position of tight subassembly to the connecting plate is fixed to needs utilization, make the center pin rotate downwards along the sleeve through revolving the center pin soon, the in-process that the center pin moved downwards can drive the compact heap and move downwards, and the in-process that the compact heap moved downwards can extrude tight subassembly gradually, finally can make to support tight subassembly butt on the slide bar to the realization is fixed the position of connecting plate.

The present invention may be further configured in a preferred embodiment as: the abutting assembly comprises an abutting rod penetrating through the cavity, one end of the abutting rod is abutted to the pressing block, and the other end of the abutting rod is abutted to the sliding rod.

Through adopting above-mentioned technical scheme, when needs are fixed the position of connecting plate, make the center pin rotate downwards along the sleeve through revolving the center pin soon, center pin pivoted in-process can drive the compact heap and move down, the in-process that the compact heap moved down can be extruded the tip of holding rod protrusion in the cavity gradually to can drive the direction removal of holding rod towards the slide bar, when holding rod and slide bar looks butt, can realize fixing the position of connecting plate.

The present invention may be further configured in a preferred embodiment as: the fixed plate is fixedly connected to the abutting rod, and a second spring is arranged between the fixed plate and the inner wall of the connecting plate, and two ends of the second spring are fixedly connected with the fixed plate and the inner wall of the connecting plate respectively.

By adopting the technical scheme, when the screwing central shaft moves downwards to enable the pressing block to extrude the abutting rod to abut against the sliding rod, the second spring arranged between the fixed plate and the inner wall of the connecting plate is in a stretched state; when revolving the center pin and rotating and upward movement towards opposite direction, the compact heap breaks away from with supporting tight pole mutually, and the second spring can the reconversion this moment to the drive supports tight pole and moves along the cavity towards the direction of keeping away from the slide bar, and then can upward movement connecting plate make the sieve box can take out.

The present invention may be further configured in a preferred embodiment as: the bottom end of the central shaft is fixedly connected with a pressing plate.

Through adopting above-mentioned technical scheme, when the central axis moves down and makes to support tight pole butt on the slide bar, the pressure strip just compresses tightly on the upper surface of sieve box to can realize pressing tightly the sieve box.

The present invention may be further configured in a preferred embodiment as: and a rubber pad is fixedly connected to the lower surface of the pressing plate.

Through adopting above-mentioned technical scheme, set up the rubber pad and can alleviate the effort of the production that pressure strip and sieve box contacted to can realize protecting the upper surface of sieve box.

The present invention may be further configured in a preferred embodiment as: and one end of the abutting rod, which is abutted against the pressing block, is fixedly connected with a pulley.

Through adopting above-mentioned technical scheme, can change the sliding friction between compact heap and the tight pole of support into the rolling friction between pulley and the compact heap to can save partial manpower when the rotation center pin is pivoted.

The present invention may be further configured in a preferred embodiment as: and a hand wheel is arranged at the top end of the central shaft.

Through adopting above-mentioned technical scheme, when the rotation center pin rotates, can realize driving the center pin through rotating the hand wheel and rotate to can save partial manpower when rotating center pin pivoted.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the sieve box needs to be fixed, the central shaft is rotated downwards along the sleeve by screwing the central shaft, the pressing block can be driven to move downwards in the downward rotating process of the central shaft, the end part of the abutting rod protruding out of the cavity can be gradually extruded in the downward moving process of the pressing block, so that the abutting rod can be driven to move towards the direction of the sliding rod, when the abutting rod abuts against the sliding rod, the position of the connecting plate can be fixed, and meanwhile, the pressing plate is just pressed on the upper surface of the sieve box, so that the sieve box is pressed;

2. when the screwing central shaft moves downwards to enable the pressing block to extrude the abutting rod to abut against the sliding rod, the second spring arranged between the fixed plate and the inner wall of the connecting plate is in a stretched state; when revolving the center pin and rotating and upward movement towards opposite direction, the compact heap breaks away from with supporting tight pole mutually, and the second spring can the reconversion this moment to the drive supports tight pole and moves along the cavity towards the direction of keeping away from the slide bar, and then can upward movement connecting plate make the sieve box can take out.

Drawings

Fig. 1 is a schematic diagram showing the overall structure of a vibrating screen machine in the background art.

Fig. 2 is a schematic structural diagram of a vibration motor in the related art.

Fig. 3 is a schematic structural diagram showing the connection relationship between the locking device and the sieving machine in the embodiment.

Fig. 4 is a schematic view showing a structure in which the driving mechanism presses the roller in this embodiment.

Fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

Fig. 6 is a schematic view showing a structure in which the drive mechanism moves upward to release the roller in this embodiment.

In the figure, 1, a base; 11. a vibrating pan; 12. a first spring; 13. a vibration motor; 14. a slide bar; 15. a baffle plate; 2. a screen box; 3. a platen; 31. a connecting plate; 311. a cavity; 32. a fixing ring; 33. a support bar; 331. a vertical portion; 332. a horizontal portion; 34. a sleeve; 4. a locking device; 41. a drive mechanism; 411. a central shaft; 412. a threaded segment; 413. a compression block; 414. a compression plate; 415. a rubber pad; 42. a propping component; 421. a tightening rod; 422. a fixing plate; 423. a second spring; 424. a pulley; 5. a hand wheel; 6. and locking the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 2 and 3, for the utility model discloses an electronic sieving machine convenient to compress tightly sieve box, including base 1, be provided with circular shape vibration dish 11 in the top of base 1, be provided with a plurality of both ends respectively with vibration dish 11 and base 1 fixed connection's first spring 12 between vibration dish 11 and base 1, fixedly connected with drives vibrating motor 13 of vibration dish 11 vibration on the lower surface of vibration dish 11. Three vertical upward slide bars 14 are fixedly connected to the upper surface of the vibration plate 11, and the three slide bars 14 are distributed on the upper surface of the vibration plate 11 at equal intervals. A plurality of screen boxes 2 with different meshes are stacked on the upper surface of the vibrating disk 11, and the screen boxes 2 are positioned among the three sliding rods 14.

As shown in fig. 3 and 4, an arc-shaped baffle 15 is fixedly connected to the top of the sliding rod 14, and a pressure plate 3 is slidably connected to the sliding rod 14 at a position between the baffle 15 and the vibration plate 11. The platen 3 comprises three connecting plates 31, a circular fixing ring 32 is fixedly connected to one adjacent end of the three connecting plates 31, and the separated end of the three connecting plates 31 is sleeved on the sliding rod 14 and is in sliding connection with the sliding rod 14. L-shaped support bars 33 are fixedly connected to the upper surfaces of the connecting plates 31 adjacent to the ends of the fixing rings 32, respectively, the support bars 33 include vertical portions 331 fixedly connected to the connecting plates 31 and horizontal portions 332 connected to the top ends of the vertical portions 331, circular sleeves 34 are fixedly connected to the ends of the three support bars 33 adjacent to the horizontal portions 332, and internal threads are provided inside the sleeves 34.

As shown in fig. 4, a locking device 4 for fixing the position of the pressure plate 3 is provided through the fixing ring 32 and the sleeve 34, and the locking device 4 includes a driving mechanism 41 passing through the fixing ring 32 and the sleeve 34 and tightening assemblies 42 horizontally penetrating the connecting plate 31 and abutting against the slide rods 14. The driving mechanism 41 includes a central shaft 411 passing through the fixing ring 32 and the sleeve 34, a threaded section 412 screwed with the sleeve 34 is provided on an outer wall of the central shaft 411, a tapered pressing block 413 is fixedly connected to a lower side of the threaded section 412 of the central shaft 411, and the diameter of the pressing block 413 is gradually reduced from top to bottom. The bottom end of the central shaft 411 is also fixedly connected with a pressing plate 414 for pressing the uppermost screen box 2, and a rubber pad 415 is fixedly connected to the lower surface of the pressing plate 414, so that the acting force generated when the pressing plate 414 is in contact with the screen box 2 can be reduced by arranging the rubber pad 415, and the screen box 2 can be protected.

As shown in fig. 4 and 5, the three connecting plates 31 are respectively provided with a cavity 311, the tightening assembly 42 is located in the cavity 311, and includes a tightening rod 421 penetrating through the cavity 311, a fixing plate 422 having the same width and height as the cavity 311 is fixedly connected to a side wall of the tightening rod 421, a second spring 423 having two ends respectively fixedly connected to the fixing plate 422 and an inner wall of the connecting plate 31 is provided on a side wall of the fixing plate 422 away from the sliding rod 14, a pulley 424 abutting against a side wall of the pressing block 413 is further fixedly connected to an end portion of the tightening rod 421 away from the sliding rod 14, and sliding friction between the pressing block 414 and the tightening rod 421 can be converted into rolling friction between the pulley 424 and the pressing block 414 by providing the pulley 424, so that a part of manpower can be saved when the rotation center shaft 411 rotates. When the second spring 423 is in a natural state, the pulley 424 at the end of the pressing rod 421 is driven to protrude from the cavity 311 and be located in the fixing ring 32.

As shown in fig. 4 and 5, a hand wheel 5 is screwed to the top of the center shaft 411, and the center shaft 411 can be driven to rotate by rotating the hand wheel 5. When the sieve box 2 needs to be fixed, the hand wheel 5 is rotated to move the central shaft 411 downwards, the pressing block 413 is contacted with the pulley 424 at the end of the abutting rod in the downward movement process of the central shaft 411, when the pressing block 413 continues to move downwards, the pressing block 413 presses the abutting rod to move towards the direction adjacent to the sliding rod 14, the second spring 423 is stretched, and when the end of the abutting rod abuts against the side wall of the sliding rod 14, the pressing plate 414 is just pressed on the upper surface of the sieve box 2 (refer to fig. 3).

As shown in fig. 4, when the screen box 2 needs to be disassembled, the handwheel 5 is rotated in the opposite direction, so that the central shaft 411 moves upwards, and when the pressing block 413 is separated from the pulley 424, the second spring 423 restores to the natural state to drive the abutting rod 421 to be separated from the sliding rod 14, thereby the screen box 2 can be disassembled. When the screen box 2 is disassembled, the hand wheel 5 can be screwed to fix the locking device 4 on the sliding rod 14, so that the screen box 2 can be conveniently disassembled.

The implementation principle of the embodiment is as follows: when sand and stone need be sieved, firstly, sieve boxes 2 with different meshes are stacked on the vibrating disk 11 one by one, meshes of the sieve boxes 2 are gradually increased from top to bottom, then the pressing disk 3 is moved downwards to enable the pressing disk 3 to move to a position adjacent to the sieve box 2, at the moment, the hand wheel 5 is rotated to enable the central shaft 411 to move downwards, the pressing block 413 can be in contact with the pulley 424 at the end part of the abutting rod in the downward moving process of the central shaft 411, when the pressing block 413 continues to move downwards, the abutting rod can be extruded by the pressing block 413 to move towards the direction adjacent to the sliding rod 14, at the moment, the second spring 423 is stretched, when the end part of the abutting rod abuts against the side wall of the sliding rod 14, the pressing plate 414 is just pressed on the upper surface of the sieve box 2, and therefore the sieve box 2 is fixed. After the sieve box 2 is fixed, the vibrating motor 13 is started to vibrate the vibrating disk 11, and in the vibrating process, different gravels in particles can be sieved to the corresponding sieve box 2, so that the gravels can be sieved according to different sizes of the gravels.

When the sieve box 2 needs to be disassembled, the hand wheel 5 is rotated towards the opposite direction, so that the central shaft 411 moves upwards, and when the pressing block 413 is separated from the pulley 424, the second spring 423 restores to the natural state to drive the abutting rod 421 to be separated from the sliding rod 14, so that the sieve box 2 can be disassembled. When the screen box 2 is disassembled, the hand wheel 5 can be screwed to fix the locking device 4 on the sliding rod 14, so that the screen box 2 can be conveniently disassembled.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides an electronic sieving machine convenient to compress tightly sieve box, includes vibration dish (11), three vertical ascending slide bars (14) of fixedly connected with on vibration dish (11), it has a plurality of sieve boxes (2), three to lie in stacking between three slide bars (14) on vibration dish (11) respectively sliding connection has connecting plate (31) that the other end connects in opposite directions on slide bar (14), the solid fixed ring of fixedly connected with (32) between three connecting plate (31), its characterized in that: the connecting plate is characterized in that a cavity (311) is formed in the connecting plate (31), a clamping component (42) for clamping the sliding rod (14) is arranged in the cavity (311), a sleeve (34) is arranged above the fixing ring (32), and a driving mechanism (41) for pressing the clamping component (42) is arranged through the fixing ring (32) and the sleeve (34).

2. The electric vibrating screen machine convenient for compacting screen boxes according to claim 1, characterized in that: the driving mechanism (41) comprises a central shaft (411), a threaded section (412) in threaded connection with the sleeve (34) is arranged on the central shaft (411), and a conical pressing block (413) is fixedly connected to the position, below the threaded section (412), of the central shaft (411).

3. The electric vibrating screen machine convenient for compacting screen boxes according to claim 2, characterized in that: the abutting component (42) comprises an abutting rod (421) penetrating through the cavity (311), one end of the abutting rod (421) abuts against the pressing block (413), and the other end of the abutting rod (421) abuts against the sliding rod (14).

4. The electric vibrating screen machine convenient for compacting screen boxes according to claim 3, characterized in that: the supporting rod (421) is fixedly connected with a fixing plate (422), and a second spring (423) with two ends fixedly connected with the fixing plate (422) and the inner wall of the connecting plate (31) is arranged between the fixing plate (422) and the inner wall of the connecting plate (31).

5. The electric vibrating screen machine convenient for compacting screen boxes according to claim 2, characterized in that: the bottom end of the central shaft (411) is fixedly connected with a pressing plate (414).

6. The electric vibrating screen machine convenient for compacting screen boxes according to claim 5, characterized in that: and a rubber pad (415) is fixedly connected to the lower surface of the pressing plate (414).

7. The electric vibrating screen machine convenient for compacting screen boxes according to claim 3, characterized in that: and one end of the abutting rod (421) abutting against the pressing block (413) is fixedly connected with a pulley (424).

8. The electric vibrating screen machine convenient for compacting screen boxes according to claim 2, characterized in that: and a hand wheel (5) is arranged at the top end of the central shaft (411).

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