CN216762461U

CN216762461U - Dustproof powder package cut-off knife

Info

Publication number: CN216762461U
Application number: CN202123198294.8U
Authority: CN
Inventors: 刘轶麟; 张良军
Original assignee: Hubei Lubang Building Material Co ltd
Current assignee: Hubei Lubang Building Material Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-17
Anticipated expiration: 2031-12-17

Abstract

The utility model relates to a dust-raising-prevention powder package cutter which comprises a cutter body, a dust collecting chamber and an air suction assembly, wherein a cutting edge is formed on the cutter body, the dust collecting chamber is connected with the cutter body, a dust suction port which is in the same direction as the cutting edge is formed in the dust collecting chamber, the air suction assembly is provided with an air suction port communicated with the dust collecting chamber, and raised dust formed when the cutter body is cut is sucked into the dust collecting chamber through the dust suction port. The powder package is cut to cutting blade through on the cutter body, and the subassembly operation of breathing in when cutting and through the air in the induction port extraction dust collecting chamber, raise dust such as the dust that will raise when cutting, batting inhale to the dust collecting chamber in through the dust absorption mouth, avoid on-the-spot raise dust to fly and dance. Compared with the existing cutter, the dust collecting chamber and the air suction assembly are additionally arranged on the cutter body, so that the dust collecting function is achieved when a powder bag is cut, the dust is prevented from flying to damage the field environment, meanwhile, the residue of the catkin is removed, the situation that the catkin and the powder enter the next procedure together is avoided, the final product quality is influenced, and the cutter has good practicability.

Description

Dustproof powder package cut-off knife

Technical Field

The utility model relates to the technical field of paint production tools, in particular to a dust-raising-prevention powder package cutter.

Background

A large amount of powder is needed in the production of the existing paint, and when the paint is used, the powder, cement and other substances are mixed and stirred together to form the needed paint. Most of the present powder is packaged by powder bags, such as woven bags and the like, and in order to increase the speed during blanking, the powder bags are generally cut by a cutter and directly poured into a foundation pit.

The existing cutting knife is different, for example, chinese patent CN101585191B discloses a cutting knife, which comprises a knife body, a blade and a knife rest, wherein the knife rest is composed of a knife rest body containing main components of the knife rest and a sheet-shaped knife rest cover, the knife rest body is provided with a knife groove, the blade is installed in the knife groove, the knife rest cover is covered on the blade, the knife rest body is provided with a push button for moving the knife rest forward and backward, the cutting knife is characterized in that the knife groove is eccentrically arranged at the front half part of the knife rest body, and the inner end point of the knife groove is positioned at the middle part of the knife rest; the push button is arranged at the tail part of the knife rest, the front end point of the push button is positioned within the inner end point of the knife groove on the perpendicular line of the knife rest, and when the push button is moved outwards to the top, the knife groove part of the knife rest is completely extended out of the knife rest. According to the cutting knife, the blade is eccentrically arranged on the left side or the right side of the knife rest, so that when the cutting knife is used, the blade is completely positioned outside the knife rest, the cutting knife is suitable for the working habits of people, and is safer and more labor-saving.

However, no matter what kind of cut-off knife is adopted, when the powder packaging bag is cut open, some powder can be scattered out of the packaging bag due to the bouncing of the packaging bag, and the pollution is caused to the site. In addition, because of the braided bag is mostly, the part of cutting open still can produce a large amount of battings that fly in the air because of current wrapping bag, if not handle these battings in time, it can be along with the powder together enters into the foundation ditch when the unloading and stirs, influences final product quality.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for a dust-proof cutter for powder bags, which can solve the problem of preventing dust from flying when cutting the powder bags.

The utility model provides a dustproof powder package cutter, which comprises:

a cutter body, wherein a cutting edge is formed on the cutter body;

the dust collecting chamber is connected with the cutter body, and is provided with a dust collecting opening which is consistent with the direction of the cutting edge;

and the air suction component is provided with an air suction port communicated with the dust collecting chamber and is used for sucking the raised dust formed when the cutter body cuts into the dust collecting chamber through the dust suction port.

Preferably, the air suction assembly comprises an air suction pipe, a fan and a roller, one end of the air suction pipe is an air suction port and communicated with the dust collecting chamber, the fan is rotatably arranged at the other end of the air suction pipe, and the roller is in transmission connection with the fan and used for being attached to the powder bag and rotating when the cutter body cuts so as to drive the fan to extract air in the dust collecting chamber.

Preferably, the roller and the cutting edge are located on the same side of the cutter body, and the rotation axis of the roller is perpendicular to the cutting edge.

Preferably, the air suction assembly further comprises a rotating shaft, and the two ends of the rotating shaft are respectively connected with the fan and the roller.

Preferably, the air suction assembly further comprises a filter screen, and the filter screen is arranged in the air suction port.

Preferably, the dust collecting chamber comprises an accommodating box and a dust collecting pipeline, the accommodating box is connected to the cutter body, one end of the dust collecting pipeline is communicated with the accommodating box, and the other end of the dust collecting pipeline is a dust collecting opening.

Preferably, the dust suction pipeline extends along the knife back of the knife body, and the dust suction port and the roller are respectively positioned at two sides of the knife body.

Preferably, the cross section of the air suction pipeline is waist-shaped, and the length of the dust suction opening along the thickness direction of the cutter body is greater than the thickness of the cutter body.

Preferably, the dust collecting chamber further comprises a discharge door, the accommodating box is provided with a dust outlet, and the discharge door is movably connected with the dust collecting chamber and seals the discharge door.

Preferably, the cutter body includes blade and handle of a knife, and the blade is inserted and is located the handle of a knife, and the cutting edge is formed on the blade, and the subassembly of breathing in is connected in the handle of a knife.

The utility model provides a dust-raising-prevention powder bag cutter, which cuts a powder bag through a blade on a cutter body, wherein an air suction component operates during cutting and sucks air in a dust collection chamber through an air suction port, and raised dust, lint and the like during cutting are sucked into the dust collection chamber through a dust suction port, so that the flying of the raised dust on site is avoided. Compared with the existing cutter, the dust collecting chamber and the air suction assembly are additionally arranged on the cutter body, so that the dust collecting function is achieved when a powder bag is cut, the dust is prevented from flying to damage the field environment, meanwhile, the residue of the catkin is removed, the situation that the catkin and the powder enter the next procedure together is avoided, the final product quality is influenced, and the cutter has good practicability.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a dust-proof powder bag cutter according to the present invention;

fig. 2 is a schematic structural view of another angle of an embodiment of the dust-proof powder package cutter provided by the utility model.

Detailed Description

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.

Referring to fig. 1 to 2, the present invention provides an embodiment of a dust-proof powder bag cutter, which includes a cutter body 1, a dust collection chamber 2 and an air suction assembly 3, wherein a cutting edge is formed on the cutter body 1, the dust collection chamber 2 is connected to the cutter body 1, a dust suction opening 21 having a direction consistent with that of the cutting edge is formed on the dust collection chamber 2, and the air suction assembly 3 includes an air suction opening communicated with the dust collection chamber 2, and is configured to draw air in the dust collection chamber 2 to suck dust into the dust collection chamber 2 from the dust suction opening 21 when the cutter body 1 cuts.

The utility model provides a dust-proof powder bag cutter which cuts a powder bag through a blade on a cutter body 1, wherein an air suction component 3 runs during cutting and sucks air in a dust collection chamber 2 through an air suction port, and dust, flock and other raised dust during cutting are sucked into the dust collection chamber 2 through a dust suction port 21, so that the flying dust on site is avoided.

The above components will be described in more detail below:

as a preferred embodiment, the cutter body 1 in this embodiment includes a blade 11 and a handle 12, the blade 11 is inserted into the handle 12, the cutting edge is formed on the blade 11, a side of the blade 11 facing away from the cutting edge is a back of the blade 11 or the cutter body 1, and the suction assembly 3 is connected to the handle 12.

It is understood that the blade 11 is connected to the holder 12 in an inserting manner so as to be easily replaced, the blade 11 and the holder 12 can be implemented by using an existing art knife in practice, and the details related to the knife body 1 are common knowledge and will not be described herein too much.

As a preferred embodiment, the dust collecting chamber 2 in this embodiment comprises a containing box 22 and a dust collecting duct 23, the containing box 22 is connected to the cutter body 1, one end of the dust collecting duct 23 is communicated with the containing box 22, and the other end is a dust collecting opening 21.

The accommodating box 22 in this embodiment is connected to the handle 12, and may be formed by injection molding of a polymer material, and the shape thereof may be flexibly adjusted according to specific requirements.

The dust suction duct 23 in this embodiment extends along the back of the cutter body 1 so that the dust suction port 21 and the roller 33 to be mentioned later are located on both sides of the cutter body 1, respectively. Specifically, the cross section of the air suction pipe 31 in this embodiment is kidney-shaped, and the length of the dust suction opening 21 in the thickness direction of the cutter body 1 is greater than the thickness of the cutter body 1. Therefore, when the cutter body 1 is used for cutting, the dust suction opening 21 is positioned behind the moving path of the blade 11 and completely covers the track swept by the blade 11, so that the raised dust can be sucked to the maximum extent.

Further, the dust collecting chamber 2 in this embodiment further includes a discharging door 24, a dust outlet is opened on the accommodating box 22, and the discharging door 24 is movably connected to the dust collecting chamber 2 and closes the discharging door 24. The discharge door 24 closes the dust outlet to form a closed space in the container 22, and when the discharge door 24 is opened, the dust wool and other substances accumulated in the container 22 can be discharged through the dust outlet.

The exit door 24 may be connected to the containment box 22 by any conventional means such as a hinge, snap fit, etc.

As a preferred embodiment, the air suction assembly 3 in this embodiment includes an air suction pipe 31, a fan 32 and a roller 33, one end of the air suction pipe 31 is the air suction port and is communicated with the dust collecting chamber 2, the fan 32 is rotatably disposed at the other end of the air suction pipe 31, and the roller 33 is drivingly connected to the fan 32 for attaching the powder packet and rotating when the cutter body 1 cuts, so as to drive the fan 32 to draw air in the dust collecting chamber 2.

In the mode, no extra power source is needed, and the fan 32 is driven to operate only through the friction force between the roller 33 and the powder bag when the cutter body 1 moves, so that the air in the dust collection chamber 2 is extracted from the air suction port, and the whole dustproof powder bag cutter is simpler and easier to use and has lower cost.

It is understood easily of course that also adopts the mode drive fan 32 rotation of motor plus battery in the reality, and the battery is connected with the motor electricity promptly, and the output shaft fan 32 of motor opens and stops through the mode control motor that sets up the switch between motor and battery, realizes breathing in of subassembly 3 of breathing in, but this kind of mode needs the manhole to be controlled, and need install the battery additional, has increased the complexity of whole dust prevention powder package cutting knife, and is far less practical than this embodiment.

Further, in practice, instead of fan 32 and roller 33 in this embodiment, other conventional components capable of sucking air may be used, such as a pinch type inflator, and the air intake end of the pump is communicated with air intake pipe 31 to suck air in dust collecting chamber 2 by pinching with a hand.

The air suction pipe 31 in this embodiment is a U-shaped pipe, i.e. the openings at both ends of the air suction pipe face to the same side, which is convenient for manufacturing and can reduce the volume of the whole dust-proof powder bag cutter. In addition, the diameter of the other end of the air suction pipe 31 is larger than that of one end of the air suction pipe 31 in the embodiment, so that a larger fan 32 can be accommodated, and the air suction capability is improved.

As a preferred embodiment, the roller 33 and the blade in this embodiment are located together on the same side of the knife body 1, and the axis of rotation of the roller 33 is perpendicular to the blade. Similar to the dust suction opening 21 of the dust suction duct 23, the roller 33 of this embodiment is located in front of the blade when the blade is stroked, and the rotation direction of the roller is consistent with the movement direction of the cutter body 1, so that the roller can rotate at any time.

Specifically, the roller 33 in the present embodiment is directly connected to the fan 32 through the rotating shaft 34, that is, the fan 32 and the roller 33 are respectively connected to two ends of the rotating shaft 34. In practice, a gear pair may be indirectly connected to the fan 32 in a driving manner, for example, the roller 33 is coaxially connected to a primary gear, the primary gear is engaged with a secondary gear with a larger diameter, the secondary gear is engaged with a tertiary gear with a smaller diameter, and the tertiary gear is coaxially connected to the fan 32, so as to realize the driving of the roller 33 to the fan 32, and further, to ensure that the fan 32 has a higher rotation speed.

Further, the air suction assembly 3 in this embodiment further includes a filter screen (not shown), and the filter screen is disposed in the air suction port. For preventing the dust in the dust collecting chamber 2 from being sucked along the suction duct 31 by the fan 32.

The utility model provides a dust-raising-prevention powder bag cutter, which cuts a powder bag through a blade on a cutter body 1, wherein an air suction component 3 operates during cutting and sucks air in a dust collection chamber 2 through an air suction port, and raised dust, wool and the like during cutting are sucked into the dust collection chamber 2 through a dust suction port 21, so that the flying of the raised dust on site is avoided. Compared with the existing cutter, the dust collecting chamber 2 and the air suction assembly 3 are additionally arranged on the cutter body 1, so that the dust collecting function is achieved when a powder bag is cut, the dust is prevented from flying to damage the field environment, meanwhile, the residue of the fluff is removed, the situation that the fluff enters the next procedure along with the powder to affect the final product quality is avoided, and the cutter has good practicability.

The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other.

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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.

Claims

1. The utility model provides a dustproof powder package cut-off knife which characterized in that includes:

a cutter body having a cutting edge formed thereon;

the dust collecting chamber is connected with the cutter body, and is provided with a dust suction port which is in the same direction as the blade;

2. The dust-proof powder bag cutter according to claim 1, wherein the air suction assembly comprises an air suction pipe, a fan and a roller, one end of the air suction pipe is an air suction port and is communicated with the dust collection chamber, the fan is rotatably arranged at the other end of the air suction pipe, and the roller is in transmission connection with the fan and is used for attaching the powder bag to the cutter body and rotating when the cutter body cuts, so as to drive the fan to suck air in the dust collection chamber.

3. A dust-proof powder bag cutter as claimed in claim 2, wherein said roller and said blade are located on the same side of said cutter body, and the axis of rotation of said roller is perpendicular to said blade.

4. The dust-proof powder bag cutter according to claim 3, wherein the air suction assembly further comprises a rotating shaft, and both ends of the rotating shaft are respectively connected with the fan and the roller.

5. The dust-proof powder bag cutter according to claim 1, wherein the suction assembly further comprises a filter screen, and the filter screen is disposed in the suction port.

6. The dustproof powder bag cutter as claimed in claim 4, wherein the dust collecting chamber comprises a containing box and a dust collecting pipeline, the containing box is connected to the cutter body, one end of the dust collecting pipeline is communicated with the containing box, and the other end of the dust collecting pipeline is the dust collecting opening.

7. The dust-proof powder bag cutter according to claim 6, wherein the dust suction duct extends along the back of the cutter body, and the dust suction port and the roller are respectively located on both sides of the cutter body.

8. The dust-proof powder package cutter according to claim 7, wherein the cross section of the air suction pipe is waist-shaped, and the length of the dust suction port in the thickness direction of the cutter body is greater than the thickness of the cutter body.

9. The dustproof powder bag cutter as defined in claim 6, wherein the dust collecting chamber further comprises a discharge door, the accommodating box is provided with a dust outlet, and the discharge door is movably connected with the dust collecting chamber and closes the discharge door.

10. A dust-proof powder bag cutter according to any one of claims 1 to 5, wherein the cutter body comprises a blade and a handle, the blade is inserted into the handle, the blade edge is formed on the blade, and the suction assembly is connected to the handle.