CN219309258U - Screening shaft of hard alloy ball screening machine - Google Patents

Abstract

The utility model discloses a screening shaft of a hard alloy ball screening machine, which comprises a concave placing plate, wherein a screening frame is arranged in the concave placing plate, and a plurality of screening shafts are fixedly connected to two side walls of the screening frame; the vibrating assembly comprises a rotating rod, a motor, two cams and two springs, wherein the rotating rod is rotationally connected to the two side walls of the concave placement plate, the rotating rod is located right above the screening frame, the motor is arranged on the outer wall of one side of the concave placement plate, an output shaft of the motor is fixedly connected with the rotating rod, the two cams are fixedly connected to the rotating rod, and the screening frame is elastically connected with the bottom wall of the concave placement plate through the two springs. According to the utility model, the vibration assembly is arranged, so that the screening frame and the screening shaft vibrate, the screening speed of involution Jin Qiuzhu is increased, the screened alloy balls can be shaken into the aggregate frames at two sides for collection, and the workload of staff is reduced.

Description

Screening shaft of hard alloy ball screening machine

Technical Field

The utility model relates to the technical field of alloy ball screening, in particular to a screening shaft of a hard alloy ball screening machine.

Background

The hard alloy ball, commonly called as tungsten steel ball, is ball bead and ball made of hard alloy, and has wide application in instrument, meter, pen making, spraying machine, water pump, mechanical fitting and other industries.

In the production process of the hard alloy ball, a screening machine is generally required to screen the hard alloy ball, so that the ball with unqualified quality is screened out, and the existing hard alloy ball screening machine generally comprises the following structure: the publication number is CN210171872U discloses a novel hard alloy ball screening device for pens, which comprises a ball diameter separating device and a ball surface defect checking device. The ball diameter separation device comprises a fixing frame, a feeding box, a ball separation and feeding device, a vibrating motor, a rotary table rotating shaft, a driving device, a separation box, a rescreening separation device and a vacuum suction and feeding device. The ball surface defect detection device comprises a fixing frame, an image acquisition module, a feeding box, a ball separation and feeding device, a vibration motor and a defect separation device.

Above-mentioned sieve separator can pass through pivot clearance change screening diameter, nevertheless use the pivot to screen the back to the ball, often need the staff to take out the ball after the screening manually, and the operation is very loaded down with trivial details, has increased staff's work load.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, a worker is required to manually take out screened alloy beads to increase the workload of the worker, and provides a screening shaft of a hard alloy bead screening machine, which can automatically collect the screened beads to reduce the workload of the worker.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a screening shaft of a cemented carbide ball screening machine, comprising:

the screening device comprises a concave placing plate, wherein a screening frame is arranged in the concave placing plate, and a plurality of screening shafts are fixedly connected to two side walls of the screening frame;

the vibrating assembly comprises a rotating rod, a motor, two cams and two springs, wherein the rotating rod is rotationally connected to the two side walls of the concave placement plate, the rotating rod is located right above the screening frame, the motor is arranged on the outer wall of one side of the concave placement plate, an output shaft of the motor is fixedly connected with the rotating rod, the two cams are fixedly connected to the rotating rod, and the screening frame is elastically connected with the bottom wall of the concave placement plate through the two springs.

Preferably, when the cams rotate downward, the cams are respectively contacted with the two side frame bodies of the screening frame, so that the screening frame can be extruded to displace downward.

Preferably, both sides of the screening frame are fixedly connected with striker plates.

Preferably, the two sides of the screening frame are also fixedly connected with a collecting frame.

Preferably, the tops of the two striker plates are both obliquely arranged, and the inclined surfaces of the striker plates face to the two material collecting frames respectively.

Preferably, the gaps among the screening shafts are slightly larger than the diameter of the hard alloy ball.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the vibrating assembly is arranged, and the motor drives the rotating rod to rotate, so that the cam can reciprocally push the screening frame to move downwards, the screening frame and the screening shaft can vibrate, the screening speed of the involution Jin Qiuzhu is increased, the screened alloy beads can be collected in the aggregate frames on two sides by shaking, a worker is not required to manually take out the screened beads, and the workload of the worker is reduced.

2. According to the utility model, by arranging the two baffle plates, the screened alloy beads with smaller diameters can be subjected to material blocking collection, meanwhile, the inclined surface at the top of the baffle plate can enable the alloy beads with larger diameters to roll into the two material collecting frames, so that the screened alloy beads can be well collected, and the practicability is high.

Drawings

Fig. 1 is a schematic structural diagram of a screening shaft of a cemented carbide ball screening machine according to the present utility model;

fig. 2 is a schematic top view of a screening shaft of a cemented carbide ball screening machine according to the present utility model;

fig. 3 is a side view of a screening frame in a screening shaft of a cemented carbide ball screening machine according to the present utility model.

In the figure: 1. a concave placement plate; 11. a screening frame; 111. a striker plate; 112. a material collecting frame; 12. screening shafts; 2. a vibration assembly; 21. a rotating rod; 22. a motor; 23. a cam; 24. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-3, a screening spindle of a cemented carbide ball screening machine, comprising:

the screening device comprises a concave placing plate 1, wherein a screening frame 11 is arranged in the concave placing plate 1, and a plurality of screening shafts 12 are fixedly connected to two side walls of the screening frame 11;

the vibrating assembly 2, the vibrating assembly 2 includes bull stick 21, motor 22, two cams 23 and two springs 24, rotate on the both sides wall of board 1 is placed to the spill and be connected with bull stick 21, and bull stick 21 is located screening frame 11 directly over, is equipped with motor 22 on the outer wall of one side of board 1 is placed to the spill, and motor 22's output shaft and bull stick 21 fixed connection, two cams 23 of fixedly connected with on the bull stick 21, and screening frame 11 is placed the diapire elastic connection of board 1 through two springs 24 and spill.

It should be noted that when the two cams 23 rotate to the lower side, the two cams are respectively contacted with the two side frame bodies of the screening frame 11, so that the screening frame 11 can be extruded, the screening frame 11 can be displaced downwards, after the cams 23 do not extrude the screening frame 11 any more, the screening frame 11 can be displaced upwards under the action of the elastic force of the two springs 24, the rotating rod 21 is driven to rotate by the motor 22, so that the cams 23 push the screening frame 11 to displace downwards, the screening frame 11 and the screening shaft 12 vibrate, the screening speed of the involution Jin Qiuzhu is accelerated, the screened alloy balls can be collected in the collecting frames 112 at the two sides by shaking, no manual extraction of the screened balls by a worker is needed, and the workload of the worker is reduced.

Both sides of screening frame 11 are all fixedly connected with striker plate 111, the both sides of screening frame 11 are fixedly connected with frame 112 that gathers materials still, the top of two striker plates 111 is the slope setting, and its inclined plane is towards two frames 112 that gathers materials respectively, the clearance between a plurality of screening axle 12 is slightly greater than the diameter of carbide ball, thereby make two striker plates 111 can keep off the material to the less alloy ball of diameter of screening and collect, the inclined plane at striker plate 111 top can make the great alloy ball roll of diameter get into two frames 112 that gather materials simultaneously in, can carry out fine collection to the alloy ball after the screening.

The utility model can explain its functional principle by the following modes of operation:

when the ball screening device is used, hard alloy balls are placed on the screening shaft 12, then the motor 22 is started, the motor 22 drives the rotating rod 21 to rotate, and the two cams 23 on the rotating rod 21 drive the screening frame 11 and the screening shaft 12 to vibrate, so that the alloy balls are screened, the screening speed of the alloy balls is accelerated, in the screening process, the balls with smaller diameters pass through a gap between the screening shafts 12, the two baffle plates 111 are used for collecting the balls with larger diameters, the balls with larger diameters are moved into the two collecting frames 112 in the vibration process to be collected, a worker is not required to manually take out the screened balls, and the workload of the worker is reduced.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. A screening shaft of a cemented carbide ball screening machine, comprising:

the screening device comprises a concave placing plate (1), wherein a screening frame (11) is arranged in the concave placing plate (1), and a plurality of screening shafts (12) are fixedly connected to two side walls of the screening frame (11);

vibration subassembly (2), vibration subassembly (2) include bull stick (21), motor (22), two cams (23) and two springs (24), rotate on the both sides wall of board (1) is placed to the spill and be connected with bull stick (21), bull stick (21) are located directly over screening frame (11), be equipped with motor (22) on the outer wall of one side of board (1) is placed to the spill, the output shaft and bull stick (21) fixed connection of motor (22), two cams (23) of fixedly connected with on bull stick (21), the diapire elastic connection of board (1) is placed to screening frame (11) through two springs (24) and spill.

2. The shaft of a cemented carbide ball screening machine of claim 1, wherein:

when the cams (23) rotate downward, they are respectively contacted with the two side frames of the screening frame (11), so that the screening frame (11) can be pressed and displaced downward.

3. The shaft of a cemented carbide ball screening machine of claim 1, wherein:

both sides of the screening frame (11) are fixedly connected with baffle plates (111).

4. A screening shaft of a cemented carbide ball screening machine according to claim 3, wherein:

aggregate frames (112) are fixedly connected to the two sides of the screening frame (11).

5. The shaft of claim 4, wherein:

the tops of the two baffle plates (111) are obliquely arranged, and the inclined surfaces of the baffle plates face to the two collecting frames (112) respectively.

6. The shaft of a cemented carbide ball screening machine of claim 1, wherein:

the gaps among the screening shafts (12) are slightly larger than the diameter of the hard alloy ball.

Images