CN210045561U

CN210045561U - Vibrating screen machine

Info

Publication number: CN210045561U
Application number: CN201920761062.2U
Authority: CN
Inventors: 陈业斌; 王剑; 胡美红; 李娟�
Original assignee: Yangzhou Lixin Engineering Testing Co Ltd
Current assignee: Yangzhou Lixin Engineering Testing Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-02-11
Anticipated expiration: 2029-05-24

Abstract

The utility model provides a sieving machine, which comprises a feeding device and an adjusting device; wherein, feed arrangement includes the casing and sets firmly the feed hopper in the casing, feed hopper's top is exposed in casing feed hopper's top and is formed with the feed inlet, the bottom of casing is formed with the discharge gate, discharge gate department is equipped with the adjusting device who is used for adjusting the opening size, adjusting device is including laminating in the closure plate of discharge gate bottom and the drive shaft that is used for driving closure plate horizontal migration, the drive shaft rotates and installs on the casing, place the spiro union portion in the casing in the drive shaft is including and expose in the rotation portion of casing, be formed with the external screw thread on the spiro union portion outer wall, rotation portion passes through the bearing and rotates and installs on the casing, set up threaded connection in the internal thread hole of spiro union portion on the closure plate, the both sides side of closure plate parallel with the drive shaft is formed with the arch respectively, be equipped with. The utility model provides a sieving machine can realize opening the regulation of size to the feed hopper discharge gate.

Description

Vibrating screen machine

Technical Field

The utility model relates to a sieving machine field, concretely relates to sieving machine shakes.

Background

The Chinese utility model granted patent with the notice number of CN208494536U and the granted notice date of 2019, 02, 15 discloses 'a feeding device for crushing novel high-purity silicon', which comprises a feeding bin and an adjusting structure, wherein the mutual contraction or amplification of two clamp plates and a limiting plate under a top feeding hole can be realized by rotating a crank outside the feeding bin, so that the feeding speed of silica is adjusted, the conditions of poor crushing effect and the like caused by too much feeding are avoided, the efficiency of crushing crude silicon can be influenced if the feeding is too little, and the production efficiency and the like are invisibly reduced; the adjusting structure in the utility model can realize the adjustment of the feeding rate, but the structure is complex.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, the utility model provides a sieving machine can realize adjusting second discharge gate opening size to change feed rate.

In order to achieve the purpose, the utility model discloses a vibrating screen machine, which comprises a machine body, wherein a box body is arranged on the upper side of the machine body, a first feed inlet is arranged on the left side of the box body, a feeding device is arranged on the upper side of the first feed inlet, a first discharge outlet communicated with the first feed inlet is formed at the bottom of the feeding device, a separating screen is arranged on the lower side of the box body and used for screening materials to be screened, which are discharged through the first discharge outlet, the separating screen is connected with the box body through a screen body fixing frame, a screening vibrator is arranged on the lower side of the separating screen, and the screening vibrator is connected with; the feeding device comprises a shell and a feeding funnel fixedly arranged in the shell, the top end of the feeding funnel is exposed out of the shell, a second feeding hole is formed in the top end of the feeding funnel, the first discharging hole is formed in the bottom end of the shell, a second discharging hole communicated with the first discharging hole is formed in the bottom end of the feeding funnel, an adjusting device used for adjusting the size of an opening of the second discharging hole is arranged at the second discharging hole, the adjusting device comprises a plugging plate attached to the bottom end of the second discharging hole and a driving shaft used for driving the plugging plate to horizontally move, the driving shaft is rotatably arranged on the shell, the driving shaft comprises a screwing part arranged in the shell in a built-in mode and a rotating part exposed out of the shell, external threads are formed on the outer wall of the screwing part, and the rotating part is rotatably arranged on the shell through a bearing, the plug board is provided with an inner threaded hole in threaded connection with the threaded portion, protrusions are formed on the side faces of the front side and the rear side of the plug board respectively, and a sliding groove for the protrusions to slide is formed in the inner wall of the shell.

The beneficial effects of the utility model reside in that: utilize adjusting device to realize that the second discharge gate opens the regulation of size for the feed rate of control waiting to filter the material, and then avoid leading to screening effect poor or leading to the problem that production efficiency is low because of the speed undersize because of speed is too big, simple structure can realize the regulation of second discharge gate opening size fast.

The utility model relates to a further improvement of a sieving machine, the side wall of the bottom of the shell is provided with a first discharge port, and the bottom of the inner side of the shell is fixedly provided with a guide plate aligned with the first discharge port and used for guiding materials to be screened to the first discharge port; the deflector is located second discharge gate below, the deflector is from keeping away from the one end of first discharge gate to being close to the one end downward sloping of first discharge gate. The guide plate arranged in an inclined mode is arranged to drain materials to be screened discharged from the second discharge hole to the first discharge hole, and meanwhile the overall structural strength of the shell is improved through the guide plate.

The utility model relates to a sieving machine's further improvement lies in, still including being located the casing outside and coaxial coupling in the turning handle of turning part. The driving shaft is driven to rotate by rotating the handle, so that the horizontal movement of the plugging plate is realized, and the opening size of the second discharge hole is changed.

The utility model relates to a sieving machine's further improvement lies in, feed hopper including expose in the portion that exposes of casing, the portion that exposes is hollow circular truncated cone, the aperture on the top of hollow circular truncated cone extremely the aperture of the bottom of hollow circular truncated cone reduces gradually. The blockage of the feeding hopper during feeding can be avoided.

Drawings

Fig. 1 is a schematic structural view of the sieving machine of the present invention.

Fig. 2 is an enlarged schematic view of the internal structure of the feeding device of the present invention.

Fig. 3 is an enlarged schematic view of the middle plugging plate of the present invention.

Fig. 4 is a schematic view of the connection between the upper and lower supporting bodies according to the present invention.

Detailed Description

To facilitate understanding of the present invention, the following description is made with reference to the accompanying drawings and examples.

Referring to fig. 1 to 4, the utility model discloses a sieving machine, which comprises a machine body 1, a feeding device 2 and an adjusting device; the screening machine comprises a machine body 1, a box body 11, a first feeding hole, a feeding device 2, a first discharging hole 21, a screening sieve 12 and a screening vibrator 14, wherein the box body 11 is arranged on the upper side of the machine body 1, the first feeding hole is formed in the left side of the box body 11, the feeding device 2 is arranged on the upper side of the first feeding hole, the first discharging hole 21 communicated with the first feeding hole is formed in the bottom of the feeding device 2, the screening sieve 12 is arranged on the lower side of the box body 11 and used for screening materials to be screened, the materials to be screened are discharged from the first discharging hole 21, the screening sieve 12 is connected; the feeding device 2 comprises a shell 22 and a feeding funnel 23 fixedly arranged in the shell 22, the top end of the feeding funnel 23 is exposed out of the shell 22, a second feeding hole 231 is formed at the top end of the feeding funnel 23, a first discharging hole 21 is formed at the bottom end of the shell 22, a second discharging hole 232 communicated with the first discharging hole is formed at the bottom end of the feeding funnel 23, an adjusting device for adjusting the opening size of the second discharging hole 232 is arranged at the second discharging hole 232, the adjusting device comprises a blocking plate 31 attached to the bottom end of the second discharging hole 232 and a driving shaft 32 for driving the blocking plate 31 to horizontally move, the driving shaft 32 is rotatably arranged on the shell 22, the driving shaft 32 comprises a screw-connection part 321 arranged in the shell 22 and a rotating part 322 exposed out of the shell 22, an external thread is formed on the outer wall of the screw-connection part 321, the rotating part 322 is rotatably arranged on the shell 22 through a bearing, an internal thread hole 311 connected to, the front and rear (same as the front and rear direction in fig. 2) side surfaces of the blocking plate 31 are respectively formed with protrusions 312, and the inner wall of the housing 22 is provided with a sliding groove 221 for the sliding of the protrusions 312. In this embodiment, (1) the arrangement direction of the sliding grooves 221 is set in the horizontal direction in fig. 2; (2) the rotating handle 33 is positioned outside the shell 22 and coaxially connected to the rotating part 322, and is used for driving the driving shaft 32 to rotate; (3) a first discharge port 21 is formed in the side wall of the bottom of the shell 22, a guide plate 4 aligned with and extending to the first discharge port 21 is fixedly arranged at the bottom of the inner side of the shell 22 and used for guiding a material to be screened to the first discharge port 21, and the guide plate 4 is positioned right below the second discharge port 232; the guide plate 4 is inclined downward from the end far away from the first discharge port 21 to the end near the first discharge port 21.

As shown in fig. 4, a supporting frame is disposed at the bottom of the box 11, the supporting frame includes an upper supporting body fixedly connected to the box and a lower supporting body supported on the ground, the lower supporting body includes a sleeve 62, a bottom plate 63 fixedly disposed at the bottom end of the sleeve, and a damping spring 64 disposed in the sleeve 62 and supported on the bottom plate 63, the upper supporting body includes a supporting shaft 61 inserted into the sleeve, and the bottom of the supporting shaft 61 is pressed against the top of the damping spring 64. In this embodiment, can produce the vibration when damping screen during operation, utilize damping spring 64 to realize cushioning the shock attenuation (vertical shock attenuation buffering) to the vibrational force, guarantee the stability of work, avoid going up supporter and under bracing body and take place hard contact between. Specifically, the supporting frame is fixedly arranged below the machine body and used for supporting the machine body 1.

The utility model discloses in, feed hopper 23 is hollow circular truncated cone including exposing in the portion that exposes of casing, and the aperture on the top of hollow circular truncated cone to the aperture of the bottom of hollow circular truncated cone reduce gradually. Furthermore, the bottom of the feeding funnel 23 is also a hollow cone frustum and is arranged in an up-and-down symmetrical manner with the exposed part, so that the blockage during feeding can be effectively avoided.

The utility model also comprises a dust removing device (not shown in the figure) fixedly arranged on the outer wall of the shell 22, wherein the dust removing device comprises an air suction pipe 5 which passes through the shell and is arranged in the shell; is used for absorbing dust generated during feeding, and avoids causing environmental pollution. Specifically, the dust removing device can be a cloth bag dust removing device or a cyclone dust removing device and the like.

The utility model discloses the theory of operation that the size was adjusted is opened to the second feed inlet: the driving shaft is rotatably arranged on the shell through a bearing, only circumferential rotation can be realized, and the driving shaft is axially limited and cannot axially move; the bulge on the plugging plate is arranged in the sliding groove in a sliding manner, so that the limitation on the degree of freedom of the plugging plate in the rotating direction is realized, and the plugging plate can only slide along the sliding groove; because through threaded connection between the spiro union portion of drive shaft and the shutoff board, when the drive shaft during circumferential direction under the drive of twist grip, according to effort and reaction force's principle, the shutoff board can be followed the horizontal direction and removed this moment, utilizes the just, the left-right removal of reversal realization shutoff board of drive shaft, realizes then the regulation to second discharge gate opening size.

The above is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the above preferred embodiments, but the present invention is not limited to the above embodiments, and any skilled person familiar with the art can make some changes or modifications to equivalent embodiments without departing from the technical scope of the present invention, but all the technical matters of the present invention are within the scope of the technical solution of the present invention.

It should be noted that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the range that the technical content disclosed in the present invention can cover without affecting the efficacy and the achievable purpose of the present invention.

Claims

1. The utility model provides a sieving machine, includes the organism, and the organism upside is equipped with the box, and the box left side is equipped with first feed inlet, and first feed inlet upside is equipped with feed arrangement, feed arrangement's bottom is formed with the first discharge gate of the first feed inlet of intercommunication, and the box downside is equipped with the sorting sieve for the screening is through the discharged material of treating of first discharge gate, and the sorting sieve passes through screen frame mount and box connection, and the sorting sieve downside is equipped with the screening vibrator, and the screening vibrator passes through vibrator fixing base and screen frame connection, its characterized in that: the feeding device comprises a shell and a feeding funnel fixedly arranged in the shell, the top end of the feeding funnel is exposed out of the shell, a second feeding hole is formed in the top end of the feeding funnel, the first discharging hole is formed in the bottom end of the shell, a second discharging hole communicated with the first discharging hole is formed in the bottom end of the feeding funnel, an adjusting device used for adjusting the size of an opening of the second discharging hole is arranged at the second discharging hole, the adjusting device comprises a plugging plate attached to the bottom end of the second discharging hole and a driving shaft used for driving the plugging plate to horizontally move, the driving shaft is rotatably arranged on the shell, the driving shaft comprises a screwed part arranged in the shell in a built-in mode and a rotating part exposed out of the shell, an external thread is formed on the outer wall of the screwed part, and the rotating part is rotatably arranged on the shell through a bearing, the plug board is provided with an inner threaded hole in threaded connection with the threaded portion, protrusions are formed on the side faces of the front side and the rear side of the plug board respectively, and a sliding groove for the protrusions to slide is formed in the inner wall of the shell.

2. A vibratory screening machine as set forth in claim 1 wherein: the side wall of the bottom of the shell is provided with the first discharge hole, and the bottom of the inner side of the shell is fixedly provided with a guide plate aligned to the first discharge hole and used for guiding a material to be screened to the first discharge hole; the deflector is located second discharge gate below, the deflector is from keeping away from the one end of first discharge gate to being close to the one end downward sloping of first discharge gate.

3. A vibratory screening machine as set forth in claim 1 wherein: the rotating handle is positioned on the outer side of the shell and coaxially connected to the rotating part.

4. A vibratory screening machine as set forth in claim 1 wherein: the feeding hopper comprises an exposed part exposed out of the shell, the exposed part is a hollow truncated cone, and the aperture from the top end of the hollow truncated cone to the aperture from the bottom end of the hollow truncated cone is gradually reduced.