CN111922926A

CN111922926A - Pushing spiral

Info

Publication number: CN111922926A
Application number: CN201910391705.3A
Authority: CN
Inventors: 杨国庆
Original assignee: Mayflay Machinery Equipment Huizhou Co ltd
Current assignee: Mayflay Machinery Equipment Huizhou Co ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-11-13

Abstract

The invention relates to the technical field of machining equipment, in particular to a pushing spiral, which mainly comprises a driving motor, a rotating shaft, a first spiral blade, a spiral groove and a screening component, wherein the driving motor is connected with the rotating shaft; the output end of the driving motor drives the rotating shaft to rotate through a gear, and a first helical blade is fixedly arranged on one side, close to the driving motor, of the rotating shaft along the length direction; the outer side of the first spiral blade is sleeved with a spiral groove; the screening assembly is fixedly connected to one side of the spiral groove and sleeved at one end of the rotating shaft. This push away material spiral, simple structure can sieve the grit in transportation process, prevents that the dust sand from getting into the unit, and effectual protection bearing guarantees the normal operating of throwing the ball process, improves whole shot-blasting efficiency, is convenient for extensively promote and use.

Description

Pushing spiral

Technical Field

The invention relates to the technical field of machining equipment, in particular to a pushing spiral.

Background

With the continuous development of society, the machining industry has been rapidly developed. In the machining industry, there are many machining methods involved, wherein shot blasting is an important component. Shot blasting is generally realized by a shot blasting machine, and is a processing mode for performing surface treatment by jetting sand to a metal workpiece at a high speed. Various types of shot blasting machines are adopted in the current market, so that the adopted sand conveying modes of the shot blasting machines are different. In the normal use and operation process, various dust and impurities can be mixed in the sand of the shot blasting machine in the material pushing process, the overall shot blasting effect is seriously influenced, and the service life of the bearing is greatly reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to solve the problems existing in the background technology, the pushing spiral is provided, the structure is simple, sand can be screened in the conveying process, the sand and dust are prevented from entering a machine set, a bearing is effectively protected, the normal operation of the shot blasting process is guaranteed, the overall shot blasting efficiency is improved, and the pushing spiral is convenient to popularize and use widely.

The technical scheme adopted by the invention for solving the technical problems is as follows: a pushing screw mainly comprises a driving motor, a rotating shaft, a first spiral blade, a spiral groove and a screening component; the output end of the driving motor drives the rotating shaft to rotate through a gear, and a first helical blade is fixedly arranged on one side, close to the driving motor, of the rotating shaft along the length direction; the outer side of the first spiral blade is sleeved with a spiral groove; the screening assembly is fixedly connected to one side of the spiral groove and sleeved at one end of the rotating shaft.

Further, in the above technical solution, the screen assembly includes a second helical blade, a spacer, a small-hole screen and a large-hole screen; the spacer bush is vertically arranged on the rotating shaft at one end of the first helical blade; one side of the spacer bush is positioned on the rotating shaft and is fixedly provided with a second helical blade along the length direction; a small-hole screen and a large-hole screen are sequentially sleeved on the outer side of the second helical blade; the small-hole screen is close to one side of the driving motor; the small-hole screen and the large-hole screen are connected in a sealing way; the sand filter can effectively screen sand and impurities with different diameters through a small-hole screen and a large-hole screen respectively; the uniformity of shot blasting sand is ensured, and the shot blasting effect is improved.

Further limiting, in the technical scheme, sand collecting discs are horizontally arranged on the lower sides of the small hole screen and the large hole screen, a waste material groove is sleeved on the rotating shaft on one side of each sand collecting disc, one side of each sand collecting disc is communicated with the waste material groove, and a discharge hole is formed in the lower end of the waste material groove; the screened sand and the like can be rapidly discharged.

Further limiting, in the above technical scheme, the side wall of the small-hole screen and the side wall of the large-hole screen are both provided with third helical blades along the length direction; the sand, impurities and the like in the sand collecting disc can be pushed into the waste material groove along with the driving of the rotating shaft.

Further limiting, in the above technical solution, a cover plate is further disposed at the upper end of the spiral groove; the rapid replenishment of sand by opening the cover plate can be facilitated.

Further limiting, in the above technical scheme, a protective cover is further sleeved at the connection position of the output end of the driving motor and the rotating shaft; the driving connection of the driving motor can be effectively ensured.

Further limiting, in the above technical solution, one side of the protective cover is connected with the spiral groove through a fixing rod; further improving the stability of operation.

Further limiting, in the technical scheme, the mesh number of the small-hole screen is 50-80 meshes.

Further limiting, in the technical scheme, the mesh number of the large-hole screen is 10-20 meshes.

Further limiting, in the above technical scheme, a baffle is also vertically inserted at one side of the spiral groove connected with the small-hole screen; the control of the sand in the conveying process can be conveniently carried out by people.

The invention has the beneficial effects that: the pushing spiral provided by the invention is simple in structure, can be used for screening sand in a conveying process, preventing sand dust from entering a unit, effectively protecting a bearing, guaranteeing normal operation of a shot blasting process, improving the overall shot blasting efficiency, and is convenient to widely popularize and use.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

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

The reference numbers in the drawings are: 1. driving motor, 2, rotation axis, 3, first helical blade, 4, helicla flute, 5, second helical blade, 6, spacer, 7, aperture screen cloth, 8, macropore screen cloth, 9, sand collecting disc, 10, silo, 11, bin outlet, 12, third helical blade, 13, apron, 14, protection casing, 15, dead lever, 16, baffle.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the application, the driving motor 1 is directly purchased from the market according to actual needs and then is matched, installed and used, and is controlled and used by an external power supply; the first spiral blade 3 is arranged on the spiral groove 4 section on the rotating shaft 2 and is used for spirally pushing the added sand to the screening component for quick screening; a second helical blade 5 is fixedly arranged on the rotating shaft 2 at one side of the spacer 6 along the length direction; the sectional area of the second helical blade 5 is larger than that of the first helical blade 3; the stirring and screening device has the advantages that a good stirring and screening effect is achieved, and rapid stirring and screening are promoted; third helical blades 12 are arranged on the side wall of the small-hole screen 7 and the side wall of the large-hole screen 8 along the length direction; the purpose is to quickly push impurities such as sand in the sand collecting disc 9 and push the impurities into the waste material groove 10 for discharging.

Fig. 1 shows a pushing screw, which mainly comprises a driving motor 1, a rotating shaft 2, a first helical blade 3, a helical groove 4 and a screening component; the output end of the driving motor 1 drives the rotating shaft 2 to rotate through a gear, and a first helical blade 3 is fixedly arranged on one side, close to the driving motor 1, of the rotating shaft 2 along the length direction; the outer side of the first helical blade 3 is sleeved with a helical groove 4; the screening component is fixedly connected to one side of the spiral groove 4 and sleeved at one end of the rotating shaft 2.

Wherein, the screening component comprises a second helical blade 5, a spacer bush 6, a small-hole screen 7 and a large-hole screen 8; the spacer bush 6 is vertically arranged on the rotating shaft 2 at one end of the first helical blade 3; one side of the spacer bush 6 is positioned on the rotating shaft 2 and fixedly provided with a second helical blade 5 along the length direction; a small-hole screen 7 and a large-hole screen 8 are sequentially sleeved outside the second helical blade 5; the small-hole screen 7 is close to one side of the driving motor 1; the small hole screen 7 and the large hole screen 8 are connected in a sealing way. The equal level of 7 downside of aperture screens and 8 downside of macroporous screen sets up sand collection dish 9, and sand collection dish 9 one side is located rotation axis 2 and goes up the cover and establish waste material groove 10, and 9 one side intercommunication waste material grooves 10 of sand collection dish, and the waste material groove 10 lower extreme sets up bin outlet 11. Third helical blades 12 are arranged on the side wall of the small-hole screen 7 and the side wall of the large-hole screen 8 along the length direction. The upper end of the spiral groove 4 is also provided with a cover plate 13. The joint of the output end of the driving motor 1 and the rotating shaft 2 is also sleeved with a protective cover 14. One side of the protective cover 14 is connected with the spiral groove 4 through a fixing rod 15. The mesh number of the small-hole screen 7 is 50-80 meshes. The mesh number of the large-hole screen 8 is 10-20 meshes. A baffle 16 is also vertically inserted at one side of the spiral groove 4 connected with the small-hole screen 7.

The principle of use of the top conveyor is as follows:

an operator can quickly supplement sand through the cover plate 13 at the upper end of the spiral groove 4, after the external controller controls the driving motor 1 to operate, the driving motor 1 can rotate the rotating shaft 2, the sand is pushed to one side of the screening component through the first spiral blade 3 in the rotating process, and the second spiral blade 5 arranged on the rotating shaft 2 can quickly screen the sand; finally, the third helical blade 12 arranged on the side wall of the small hole screen 7 and the side wall of the large hole screen 8 rotates to rapidly push the screened sand into the waste chute 10 for discharging.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. A pusher screw, comprising: the screening machine mainly comprises a driving motor, a rotating shaft, a first spiral blade, a spiral groove and a screening component; the output end of the driving motor drives the rotating shaft to rotate through a gear, and a first helical blade is fixedly arranged on one side, close to the driving motor, of the rotating shaft along the length direction; the outer side of the first spiral blade is sleeved with a spiral groove; the screening assembly is fixedly connected to one side of the spiral groove and sleeved at one end of the rotating shaft.

2. A pusher screw according to claim 1, wherein: the screening component comprises a second helical blade, a spacer bush, a small-hole screen and a large-hole screen; the spacer bush is vertically arranged on the rotating shaft at one end of the first helical blade; one side of the spacer bush is positioned on the rotating shaft and is fixedly provided with a second helical blade along the length direction; a small-hole screen and a large-hole screen are sequentially sleeved on the outer side of the second helical blade; the small-hole screen is close to one side of the driving motor; the small-hole screen and the large-hole screen are connected in a sealing way.

3. A pusher screw according to claim 2, wherein: the equal level of aperture screen cloth downside and large pore screen cloth downside set up the sand collection dish, sand collection dish one side be located the rotation axis and overlap and establish the dirty tank, sand collection dish one side intercommunication dirty tank, the dirty tank lower extreme set up the bin outlet.

4. A pusher screw according to claim 3, wherein: and third helical blades are arranged on the side wall of the small hole screen and the side wall of the large hole screen along the length direction.

5. A pusher screw according to claim 1, wherein: the upper end of the spiral groove is also provided with a cover plate.

6. A pusher screw according to claim 1, wherein: the protective cover is further sleeved at the joint of the output end of the driving motor and the rotating shaft.

7. A pusher screw according to claim 6, wherein: one side of the protective cover is connected with the spiral groove through a fixed rod.

8. A pusher screw according to claim 1, wherein: the mesh number of the small-hole screen is 50-80 meshes.

9. A pusher screw according to claim 1, wherein: the mesh number of the macroporous screen is 10-20 meshes.

10. A pusher screw according to claim 1, wherein: and a baffle is vertically inserted at one side of the spiral groove connected with the small-hole screen.