CN209901688U

CN209901688U - Jarring formula standard sieving machine

Info

Publication number: CN209901688U
Application number: CN201920406136.0U
Authority: CN
Inventors: 张应棋
Original assignee: Dongguan Jianan Pile Co Ltd
Current assignee: Dongguan Jianan Pile Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-01-07
Anticipated expiration: 2029-03-27

Abstract

The utility model relates to a sieving machine equipment field, in particular to jarring formula standard sieving machine, its technical scheme main points are: the vibrating table comprises a frame, step motor, the shaking table, the anchorage bar, the fixed disk, fix the sieve seat on the shaking table, be equipped with a plurality of range upon range of screens on the sieve seat, the fixed a plurality of loop bars that are equipped with on the sieve seat, the top of loop bar slides and pegs graft on the fixed disk, slidable mounting has the mounting that is used for compressing tightly the screen cloth on the loop bar, be equipped with the jar pole that is used for jarring the sieve seat on the frame, be equipped with the slide cartridge with loop bar sliding connection on the mounting, slide cartridge and loop bar one-to-one, be equipped with fastener between slide cartridge and the loop bar, fastener is including the locating lever of pegging graft in the loop bar behind the slide. Through set up fastener between smooth section of thick bamboo and loop bar, improve the stability of being connected between smooth section of thick bamboo and the loop bar, and then improved the mounting that compresses tightly the screen cloth and the stability between the screen cloth to improve the stability of being connected between the screen cloth.

Description

Jarring formula standard sieving machine

Technical Field

The utility model relates to a sieving machine equipment field, more specifically says, it relates to a jarring formula standard sieving machine.

Background

The vibrating screen machine is suitable for testing and laboratory analysis of materials in geological, metallurgical, chemical, coal, national defense, scientific research, cement, building and other departments.

At present, traditional jarring formula standard sieving machine, including frame, shaking table, locate the sieve seat on the shaking table, locate a plurality of screen cloths on the sieve seat, be used for compressing tightly the sieve lid of screen cloth and be used for installing the anchorage bar of sieve lid, the sieve lid cup joints with the anchorage bar slides, and the shaking table is driven its swing in the horizontal plane by the eccentric wheel mechanism who locates on the frame.

Traditional jarring formula standard sieving machine in use, compress tightly the screen cloth through the slip screen cover, simultaneously it is fixed with the blind flange and the anchorage bar through setting up the tight lead screw of support in the screen cover, it is fixed to realize the screen cover, but because sieving machine in use can constantly vibrate, support tight lead screw and only can not keep the screen cover fixed for a long time by the frictional force of contradicting on the anchorage bar, can arouse to take place relative movement in vertical direction between the screen cloth when supporting tight lead screw because of vibrating to produce not hard up back, make the connection stability variation between the screen cloth, cause the material to spill easily, the influence is shaken and is sieved the effect.

SUMMERY OF THE UTILITY MODEL

According to the not enough of above-mentioned prior art, the utility model provides a jarring formula standard sieving machine has the effect that improves connection stability between the screen cloth.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a shock type standard sieving machine comprises a machine base and a stepping motor arranged beside the machine base, wherein a vibrating table is arranged on the machine base, a plurality of fastening rods are fixedly arranged on the vibrating table, fixing discs are arranged at the tops of the fastening rods, a sieve base is arranged on the vibrating table, a plurality of stacked sieve nets are arranged on the sieve base, a plurality of loop rods are fixedly arranged on the sieve base, the top ends of the loop rods are inserted on the fixing discs in a sliding mode, fixing pieces used for pressing the sieve nets are arranged on the loop rods in a sliding mode, shock rods used for shocking the sieve base are arranged on the machine base, sliding cylinders connected with the loop rods in a sliding mode are arranged at the edges of the fixing pieces, the sliding cylinders correspond to the loop rods one by one, fastening devices are arranged between the sliding cylinders and the loop rods and comprise positioning rods inserted in the loop rods after penetrating through the sliding cylinders, the positioning rods are horizontally arranged, a plurality of accommodating grooves for the positioning rods to be, the sliding barrel is provided with a through hole for the positioning rod to pass through.

Through adopting above-mentioned technical scheme, through setting up fastener between slide cartridge and loop bar, pass the slide cartridge with the locating lever and peg graft in the loop bar, make the fixed between slide cartridge and the loop bar become more stable, and then reduced the screen cloth and taken place displacement from top to bottom on the shaking table to the connection stability between the screen cloth has been improved.

Preferably, slidable mounting has the locating part in the holding tank, be provided with in the holding tank and link to each other in order to order about the elastic spring that locating part tip salient in the holding tank, set up the spacing groove that supplies the locating part grafting on the locating lever, still be equipped with on the locating lever and be used for supporting the ejecting subassembly in order to be equipped with the ejecting spacing groove of locating part on the locating part tightly.

Through adopting above-mentioned technical scheme, the locating lever is when pegging graft in the holding tank, and the locating part can the joint in the spacing groove, and when needs pull down the locating lever, ejecting subassembly supports tightly on the locating part with the ejecting spacing groove of locating part, makes the locating lever pull down smoothly from holding the groove, is convenient for dismantle the locating lever.

Preferably, the ejecting assembly comprises an inner threaded hole axially arranged on the positioning rod and communicated with the limiting groove, a bolt is arranged in the inner threaded hole in a threaded mode, an ejecting block is slidably arranged in the limiting groove, one end of the ejecting block abuts against the end of the limiting part, and the other end of the ejecting block is located on a part where the inner threaded hole is connected with the limiting groove.

Through adopting above-mentioned technical scheme, when the bolt was installed in the threaded hole, the ejecting piece of bolt conflict, ejecting piece atress slip at the spacing inslot to make ejecting piece ejecting with the locating part, be convenient for dismantle the locating lever.

Preferably, the other end of the ejection block is provided with an ejection guide inclined surface, and the ejection guide inclined surface is used for guiding the ejection block to slide along the limiting groove.

By adopting the technical scheme, when the bolt abuts against the ejection block, the contact surface of the bolt and the ejection block is the ejection guide inclined surface, the force applied by the bolt to the ejection block can be converted into the force for driving the ejection block to slide in the limiting groove, and therefore the ejection guide inclined surface has the effect of assisting the ejection block to slide.

Preferably, an insertion guide inclined surface is formed at one end, pointing to the accommodating groove, of the limiting part, and the insertion guide inclined surface is used for guiding the limiting part to slide in the accommodating groove.

Through adopting above-mentioned technical scheme, when the locating lever contradicts on the locating part, for grafting guide inclined plane with the contact surface of locating part, the force of locating lever application of force to the locating part can convert the gliding power of drive locating part in the spacing groove into, consequently the guide inclined plane of pegging graft has supplementary gag lever post gliding effect in the spacing groove.

Preferably, the ejecting block is integrally formed with a sliding block, the limiting groove is provided with a sliding groove matched with the sliding block, and the sliding groove is not communicated with the outside.

Through adopting above-mentioned technical scheme, if do not set up sliding block and sliding tray here, ejecting piece can be in use from the spacing groove landing, because ejecting block volume is less, looks for the difficulty behind the ejecting piece landing, through design sliding block and sliding tray, makes ejecting piece can slide and ejecting piece can not follow the spacing groove landing in the spacing groove.

To sum up, the utility model discloses a beneficial technological effect does:

1. the fastening device is arranged between the sliding barrel and the sleeve rod, and the positioning rod penetrates through the sliding barrel and is inserted into the sleeve rod, so that the sliding barrel and the sleeve rod are more stably fixed, the vertical displacement of the screen on the vibrating table is reduced, and the connection stability between the screens is improved;

2. when the positioning rod is inserted into the accommodating groove, the limiting part can be clamped in the limiting groove, when the positioning rod needs to be detached, the ejection assembly abuts against the limiting part to eject the limiting groove of the limiting part out, so that the positioning rod can be detached from the accommodating groove smoothly, and the positioning rod is convenient to detach.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation of the shock rod of the present invention;

FIG. 3 is a schematic cross-sectional view of the fastening device of the present invention;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

fig. 5 is an enlarged schematic view of a portion B in fig. 4.

Reference numerals: 1. a machine base; 2. a stepping motor; 3. a vibration table; 4. a fastening rod; 5. fixing the disc; 6. a sieve base; 7. screening a screen; 8. a loop bar; 9. a fixing member; 10. a slide cylinder; 11. a fastening device; 12. positioning a rod; 13. a limiting groove; 14. accommodating grooves; 15. a limiting member; 16. an elastic spring; 17. ejecting the assembly; 18. an internally threaded bore; 19. a bolt; 20. ejecting a block; 21. ejecting the guide inclined plane; 22. inserting a guide inclined plane; 23. a slider; 24. a sliding groove; 25. a drive motor; 26. an output shaft; 27. a swinging member; 28. a jar rod; 29. a cam; 30. installing a sleeve; 31. clamping a platform; 32. a channel; 33. and (4) mounting the groove.

Detailed Description

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

Referring to fig. 1 and 2, the jar type standard sieving machine includes a base 1 and a vibrating table 3 disposed on the base 1, wherein the base 1 is provided with a driving motor 25 for driving the vibrating table 3 to swing along a horizontal plane of the vibrating table, the driving motor 25 is disposed in the base 1, the driving motors 25 are disposed in three sets, and the driving motors 25 are respectively disposed below three corners of the vibrating table 3. The output shaft 26 of the driving motor 25 is connected to the vibration table 3 through a swinging member 27, the swinging member 27 is formed by vertically molding two cylinders which are arranged in different axes, and the swinging member 27 is arranged so that the driving motor 25 rotates to drive the vibration table 3 to swing back and forth on the horizontal plane.

Be equipped with the jar pole 28 of jar sieve seat 6 on the frame 1, the center department of frame 1 is equipped with the installation cover 30 that is used for installing jar pole 28, jar pole 28 and installation cover 30 sliding connection, jar pole 28 is located installation cover 30 top position and is equipped with the ka tai 31 that prevents jar pole 28 and drop, the passageway 32 that supplies jar pole 28 to pass through is seted up at the middle part of shaking table 3, be equipped with cam 29 in the frame 1, jar pole 28 lower extreme and cam 29 outer fringe butt, cam 29 is by locating its rotation of the outer step motor 2 drive of frame 1. When the cam 29 rotates to the position with the large diameter, the upper end of the jar rod 28 is abutted against the bottom of the sieve seat 6 and jacks up the sieve seat 6, the sieve seat 6 falls down under the action of gravity when the cam 29 rotates to the position with the small diameter, and a certain distance exists between the upper end of the jar rod 28 and the bottom of the sieve seat 6, wherein the distance is smaller than the difference value between the large diameter and the small diameter of the cam 29.

As shown in fig. 1, circumference is equipped with a plurality of anchorage bar 4 on the shaking table 3, the top fixed mounting of anchorage bar 4 has fixed disk 5, the top of shaking table 3 is equipped with sieve tray 6, be equipped with a plurality of screen cloth 7 on sieve tray 6, a plurality of screen cloth 7 stack on sieve tray 6, circumference is fixed to be equipped with a plurality of loop bars 8 on sieve tray 6, the top of loop bar 8 slides and pegs graft on fixed disk 5, slidable mounting has the mounting 9 that is used for compressing tightly screen cloth 7 on the loop bar 8, the edge of mounting 9 is equipped with the smooth section of thick bamboo 10 with loop bar 8 sliding connection, smooth section of thick bamboo 10 and loop bar 8 one-to-one, be equipped with fastener 11 between smooth section of thick bamboo 10 and the loop bar. By arranging the fastening device 11 between the sliding barrel 10 and the sleeve rod 8, the sliding barrel 10 and the sleeve rod 8 are more stably fixed, so that the vertical displacement of the screen 7 on the vibrating table 3 is reduced, and the connection stability between the screens 7 is improved.

Referring to fig. 1 and 4, the fastening device 11 includes a positioning rod 12 inserted into the sleeve rod 8 after penetrating through the sliding cylinder 10, the positioning rod 12 is horizontally disposed, a plurality of receiving slots 14 for inserting the positioning rod 12 are disposed in the sleeve rod 8, and a through hole for passing the positioning rod 12 is disposed on the sliding cylinder 10. It should be noted that the slots of the accommodating grooves 14 are located at the position where the fixed disk 5 abuts against the loop bar 8 when the fixed disk 5 presses the screen 7, and the distance between adjacent accommodating grooves 14 is the height of the screen 7.

Referring to fig. 1, 4 and 5, an installation groove 33 for slidably installing the limiting member 15 is disposed in the accommodating groove 14, the limiting member 15 is slidably installed in the installation groove 33, an elastic spring 16 connected to the limiting member 15 is disposed in the installation groove 33 to drive the end of the limiting member 15 to protrude from the groove wall of the accommodating groove 14, a limiting groove 13 for inserting the limiting member 15 is disposed on the positioning rod 12, and an ejection assembly 17 for abutting against the limiting member 15 to eject the limiting member 15 out of the limiting groove 13 is further disposed on the positioning rod 12.

As shown in fig. 4 and 5, the ejection assembly 17 includes an internal threaded hole 18 axially disposed on the positioning rod 12 and communicating with the limiting groove 13, a bolt 19 is threadedly mounted in the internal threaded hole 18, an ejection block 20 is slidably mounted in the limiting groove 13, one end of the ejection block 20 abuts against the end of the limiting member 15, and the other end of the ejection block 20 is located on a portion where the internal threaded hole 18 is engaged with the limiting groove 13.

As shown in fig. 1 and 5, the other end of the ejector block 20 is provided with an ejector guide inclined surface 21, and the ejector guide inclined surface 21 is used for guiding the ejector block 20 to slide along the limiting groove 13. One end of the limiting member 15, which faces the receiving groove 14, is provided with an insertion guiding inclined surface 22, and the insertion guiding inclined surface 22 is used for guiding the limiting member 15 to slide in the receiving groove 14.

As shown in fig. 5, a sliding block 23 is integrally formed on the ejection block 20, a sliding groove 24 engaged with the sliding block 23 is formed in the limit groove 13, and the sliding groove 24 is not communicated with the outside. If the sliding block 23 and the sliding groove 24 are not provided, the ejection block 20 will slide from the limiting groove 13 in use, because the ejection block 20 has a small size, it is difficult to find the ejection block 20 after sliding, and by designing the sliding block 23 and the sliding groove 24, the ejection block 20 can slide in the limiting groove 13 and the ejection block 20 will not slide from the limiting groove 13.

The specific implementation method of the embodiment is as follows:

the material to be separated is placed in the screen cloth 7 and is tightly pressed on the screen cloth 7 through the fixed disc 5, and the shocking rod 28 is controlled to shock the screen cloth 7, so that the screen seat 6 and the screen cloth 7 are driven to vibrate up and down. Fixing disk 5 and loop bar 8 are installed through fastener 11, insert locating lever 12 in holding tank 14 between, and locating part 15 that has elasticity slides to the spacing groove 13 on locating lever 12 and realizes fixing locating lever 12 to fix screen cloth 7, improve fixing disk 5 and support the stability of pressing on screen cloth 7.

When the screen cloth 7 needs to be taken down, the bolt 19 rotates into the threaded hole in the positioning rod 12, the pushing block is abutted to the limiting part 15, the pushing block is pushed by the bolt 19, so that the limiting part 15 is pushed out of the limiting groove 13 by the pushing block, the positioning rod 12 can be taken out, the fixing disc 5 and the loop bar 8 are not fixed any more, and the screen cloth 7 can be taken out easily.

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

1. The utility model provides a jarring formula standard sieving machine, includes frame (1) and sets up other step motor (2) in frame (1), be equipped with shaking table (3) on frame (1), the fixed a plurality of anchorage bar (4) that are equipped with on shaking table (3), the top of anchorage bar (4) is equipped with fixed disk (5), be equipped with sieve seat (6) on shaking table (3), be equipped with a plurality of range upon range of screen cloth (7) on sieve seat (6), the fixed a plurality of loop bars (8) that are equipped with on sieve seat (6), the top of loop bar (8) is slided and is pegged graft on fixed disk (5), slidable mounting has mounting (9) that are used for compressing tightly screen cloth (7) on loop bar (8), be equipped with jar pole (28) that are used for jar sieve seat (6) on frame (1), its characterized in that: the edge of mounting (9) is equipped with slide cartridge (10) with loop bar (8) sliding connection, slide cartridge (10) and loop bar (8) one-to-one, be equipped with fastener (11) between slide cartridge (10) and loop bar (8), fastener (11) are including running through locating lever (12) of pegging graft in loop bar (8) behind slide cartridge (10), locating lever (12) level sets up, set up a plurality of holding tanks (14) that supply locating lever (12) to peg graft in loop bar (8), holding tank (14) are followed the height that vertical direction used a screen cloth (7) and are set up as the interval distance.

2. A jar shaker as defined in claim 1 wherein: the portable electric tool is characterized in that a limiting part (15) is slidably mounted in the accommodating groove (14), an elastic spring (16) which is connected with the limiting part (15) to drive the end part of the limiting part (15) to protrude out of the accommodating groove (14) is arranged in the accommodating groove (14), a limiting groove (13) for the insertion of the limiting part (15) is formed in the positioning rod (12), and an ejection assembly (17) which is used for abutting against the limiting part (15) to eject the limiting groove (13) from the limiting part (15) is further arranged on the positioning rod (12).

3. A jar shaker as defined in claim 2 wherein: the ejection assembly (17) comprises an inner threaded hole (18) which is axially arranged on the positioning rod (12) and communicated with the limiting groove (13), a bolt (19) is installed in the inner threaded hole (18) in a threaded manner, an ejection block (20) is installed in the limiting groove (13) in a sliding manner, one end of the ejection block (20) is abutted to the end of the limiting part (15), and the other end of the ejection block (20) is located on the part where the inner threaded hole (18) is connected with the limiting groove (13).

4. A jar shaker as defined in claim 3 wherein: the other end of the ejection block (20) is provided with an ejection guide inclined surface (21), and the ejection guide inclined surface (21) is used for guiding the ejection block (20) to slide along the limiting groove (13).

5. A jar shaker as defined in claim 2 wherein: one end, pointing to the accommodating groove (14), of the limiting piece (15) is provided with an insertion guide inclined surface (22), and the insertion guide inclined surface (22) is used for guiding the limiting piece (15) to slide in the accommodating groove (14).

6. A jar shaker as defined in claim 3 wherein: a sliding block (23) is integrally formed on the ejection block (20), a sliding groove (24) matched with the sliding block (23) is formed in the limiting groove (13), and the sliding groove (24) is not communicated with the outside.