CN211706898U

CN211706898U - Handheld rotary polyurethane grinder

Info

Publication number: CN211706898U
Application number: CN201922372744.7U
Authority: CN
Inventors: 张乐
Original assignee: Jiangsu Longsheng Optical Film Material Co ltd
Current assignee: Jiangsu Longsheng Optical Film Material Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-20
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to the technical field of polyurethane, and discloses a hand-held rotary polyurethane grinder, a grab handle is arranged on a grinding shell, a bearing is arranged on the grinding shell, a rotating wheel is arranged on the bearing, a feed inlet is arranged on the rotating wheel, a rotary handle is arranged on the feed inlet, a grinding upper plate is arranged in the grinding shell, a grinding upper groove is arranged on the grinding upper plate, a grinding strip is arranged on the grinding upper groove, a grinding port is arranged on the grinding strip, a grinding bottom plate is arranged in the grinding shell, a fixed rod is arranged on the grinding bottom plate, a receiving box is arranged in the grinding shell, polyurethane enters the grinding upper groove from the inner hollow of the grinding upper plate through pouring the polyurethane into the inner hollow of the rotating wheel from the feed inlet, the rotating handle drives the rotating wheel to rotate, the rotating wheel drives the grinding upper plate to rotate, and the polyurethane falls into the inner hollow of the receiving, the polyurethane is ground into powder by the grinding strips and the grinding openings in the grinding bottom plate and the grinding ring grooves.

Description

Handheld rotary polyurethane grinder

Technical Field

The utility model relates to a polyurethane technical field specifically is handheld rotary type polyurethane grinds machine.

Background

Polyurethanes are known under the full name of polyurethane. A polymer compound. This was produced in 1937 by o. Polyurethanes fall into the two main categories of polyester and polyether. The polyurethane grinding machine can be used for preparing polyurethane plastics (mainly foamed plastics), polyurethane fibers (Chinese called spandex), polyurethane rubber and elastomers, polyurethane needs to be ground into powder when in use, the traditional grinding mode is vibration extrusion friction, and the ground polyurethane powder particles are different in size, so that the subsequent processing and use of polyurethane are influenced, and therefore a handheld rotary polyurethane grinding machine is needed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a handheld rotary type polyurethane grinds machine possesses and grinds advantages such as complete, has solved traditional grinding device and has ground inhomogeneous problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a handheld rotary polyurethane grinding machine comprises a grinding shell, wherein the grinding shell is of a hollow cylindrical structure, openings are formed in the upper side wall surface and the lower side wall surface of the grinding shell, internal threads are formed in the inner circle wall surface of the grinding shell, a grab handle is arranged on the grinding shell and is of an elliptical structure, the grab handle is located on the outer circle wall surface of the grinding shell, one side wall surface, close to the grinding shell, of the grab handle is fixedly installed with the outer circle wall surface of the grinding shell, an elliptical ring groove is formed in the outer circle wall surface of the grab handle, three elliptical ring grooves are formed in the grab handle, a bearing is arranged on the grinding shell and is located inside the grinding shell, the outer circle wall surface of the outer ring of the bearing is fixedly installed with the inner circle wall surface of the grinding shell, a rotating wheel is arranged on the bearing and is of a hollow cylindrical, the grinding shell is internally provided with a grinding upper plate, the grinding upper plate is provided with a grinding upper groove, the grinding upper groove is provided with a grinding strip, the grinding strip is provided with a grinding port, and a grinding bottom plate is arranged in the grinding shell, the grinding bottom plate is provided with a fixed rod which is of a cylindrical structure, the outer circle wall surface of the fixed rod is fixedly installed with the lower wall surface of the grinding bottom plate, the left side wall surface of the fixed rod is fixedly installed with the inner circle wall surface of the grinding shell, and a receiving box is arranged in the grinding shell.

Preferably, the receiving box is of a hollow cylindrical structure, an opening is formed in the upper wall surface of the receiving box, external threads are formed in the outer circle wall surface of the receiving box, and the receiving box is in threaded connection with the grinding shell.

Preferably, the grinding strip is of a circular ring structure with a semicircular vertical section, the grinding strip is located on the inner circle wall surface of the grinding upper groove, and one side wall surface of the grinding strip, which is close to the inner circle wall surface of the grinding upper groove, is fixedly installed together with the inner circle wall surface of the grinding upper groove.

Preferably, the grinding opening is a circular ring with a special-shaped vertical section, and one side wall surface of the grinding opening close to the grinding strip is fixedly installed together with the outer circular wall surface of the grinding strip.

Preferably, the grinding bottom plate is conical structure, and the grinding bottom plate is located grinds the inslot, has seted up the grinding annular on the grinding bottom plate, and the grinding annular is the ring channel, and the abrasive strip all is located the grinding annular with grinding the mouth.

Preferably, the grinding upper groove is a circular truncated cone-shaped groove, the grinding upper groove is located in the center of the lower wall surface of the grinding upper plate, and the grinding upper groove is communicated with the inside of the grinding upper plate in a hollow mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a handheld rotary type polyurethane grinds machine possesses following beneficial effect:

1. this handheld rotary type polyurethane grinding machine, through the inside cavity of pouring into the runner in with polyurethane follow feed inlet, polyurethane goes into from the inside cavity of grinding the upper plate and grinds the inslot, rotate rotatory handle, it is rotatory to make rotatory handle drive the runner, the runner drives and grinds the upper plate rotation, polyurethane falls into the inside cavity of accepting the box in grinding bottom plate's excircle wall and the grinding annular, polyurethane is by the abrasive bar and grind garrulous mouthful crushing into powder in grinding bottom plate and grinding annular, compare traditional vibrations extrusion formula grinding device, this equipment makes polyurethane by grinding completely through the meshing between abrasive bar and the groove, polyurethane powdering rate has been improved.

2. This handheld rotary type polyurethane grinding machine, pour into the inside cavity of runner in the feed inlet through polyurethane, polyurethane gets into from the inside cavity of grinding the upper plate and grinds the inslot, rotate rotatory handle, it is rotatory to make rotatory handle drive the runner, the runner drives and grinds the upper plate rotation, polyurethane falls into the inside cavity of accepting the box in grinding bottom plate's excircle wall and the grinding ring groove, polyurethane is by abrasive band and grinding bits of broken glass mouth crushing into the bits of broken glass end in grinding bottom plate and grinding ring groove, this equipment makes this equipment can hand-carry through all miniaturations, smash for polyurethane and increased efficiency.

3. This handheld rotary type polyurethane grinds machine, it breaks away from with grinding the shell to accept the box through rotatory accepting for the powder is taken out, has made things convenient for depositing of powder.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a schematic sectional view of the structure of the present invention;

fig. 4 is a partial schematic view of a in fig. 3.

In the figure: 1 grinding shell, 2 grab handles, 3 bearings, 4 rotating wheels, 5 feed inlets, 6 rotating handles, 7 grinding upper plates, 8 grinding upper grooves, 9 grinding bottom plates, 10 grinding ring grooves, 11 fixing rods, 12 receiving boxes, 13 grinding strips and 14 grinding openings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a hand-held rotary polyurethane grinder, which comprises a grinding shell 1, wherein the grinding shell 1 is of a hollow cylindrical structure, openings are formed on the upper and lower side wall surfaces of the grinding shell 1, an internal thread is formed on the inner circular wall surface of the grinding shell 1, a handle 2 is arranged on the grinding shell 1, the handle 2 is of an elliptical structure, the handle 2 is arranged on the outer circular wall surface of the grinding shell 1, one side wall surface of the handle 2 close to the grinding shell 1 is fixedly installed with the outer circular wall surface of the grinding shell 1, an elliptical ring groove is formed on the outer circular wall surface of the handle 2, three elliptical ring grooves are formed on the handle 2, a bearing 3 is arranged on the grinding shell 1, the bearing 3 is of an existing structure, which will not be described herein, the bearing 3 is arranged inside the grinding shell 1, the outer circular wall surface of the outer circular ring of, a rotating wheel 4 is arranged on a bearing 3, the rotating wheel 4 is of a hollow cylindrical structure, the excircle wall surface of the rotating wheel 4 is fixedly installed with the inner circle wall surface of the inner circle of the bearing 3, the rotating wheel 4 can rotate in the bearing 3, the rotating wheel 4 extends to the inner hollow of a grinding shell 1, a feed inlet 5 is formed in the rotating wheel 4, the feed inlet 5 is an annular groove with a trapezoidal vertical section, the feed inlet 5 is communicated with the inner hollow of the rotating wheel 4, a rotating handle 6 is arranged on the feed inlet 5, the rotating handle 6 is of a circular platform structure, the wall surface of the rotating handle 6 far away from the rotating wheel 4 is provided with a circular hole, one side wall surface of the rotating handle 6 close to the rotating wheel 4 is fixedly installed with the excircle wall surface of the rotating wheel 4, a grinding upper plate 7 is arranged in the grinding shell 1, the grinding upper plate 7 is of a hollow cylindrical structure, the upper side wall surface and the lower side wall surface of the, the grinding upper plate 7 can rotate along with the rotating wheel 4, a grinding upper groove 8 is formed in the grinding upper plate 7, the grinding upper groove 8 is a circular truncated cone-shaped groove, the grinding upper groove 8 is located in the center of the lower wall face of the grinding upper plate 7, the grinding upper groove 8 is communicated with the inner cavity of the grinding upper plate 7 in a hollow mode, a grinding strip 13 is arranged on the grinding upper groove 8, the grinding strip 13 is of a circular ring structure with a semicircular vertical section, the grinding strip 13 is located on the inner circular wall face of the grinding upper groove 8, one side wall face, close to the inner circular wall face of the grinding upper groove 8, of the grinding strip 13 is fixedly installed with the inner circular wall face of the grinding upper groove 8, a grinding port 14 is formed in the grinding strip 13, the grinding port 14 is a circular ring with a special-shaped vertical section, one side wall face, close to the grinding strip 13, of the grinding port 14 is fixedly installed with the outer circular wall face of the grinding strip 13, the grinding bottom plate 9 is located and grinds upper trough 8, grinding annular groove 10 has been seted up on the grinding bottom plate 9, grinding annular groove 10 is the ring groove, abrasive stripe 13 all is located grinding annular groove 10 with grinding mouth 14, be provided with dead lever 11 on the grinding bottom plate 9, dead lever 11 is cylindrical structure, the excircle wall of dead lever 11 is in the same place with grinding bottom plate 9's lower wall fixed mounting, the left side wall of dead lever 11 is in the same place with grinding shell 1's interior circle wall fixed mounting, be provided with in the grinding shell 1 and accept box 12, it is hollow cylindrical structure to accept box 12, the opening has been seted up to the last wall of accepting box 12, accept and seted up the external screw thread on box 12's the excircle wall, accept box 12 and grinding shell 1 threaded.

The working principle is as follows:

when using, through the inside cavity with polyurethane from the interior pouring runner 4 of feed inlet 5, polyurethane goes into from the inside cavity of grinding upper plate 7 and grinds in the upper trough 8, rotates rotatory handle 6 for rotatory handle 6 drives the runner 4 and rotates, and runner 4 drives and grinds upper plate 7 and rotate, and polyurethane falls into the inside cavity of accepting box 12 in the excircle wall of grinding bottom plate 9 and the grinding annular 10, and polyurethane is ground into the bits of broken glass by abrasive strip 13 and grinding opening 14 in grinding bottom plate 9 and grinding annular 10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Hand-held rotary polyurethane grinder, including grinding shell (1), its characterized in that: the grinding machine is characterized in that a grab handle (2) is arranged on the grinding shell (1), a bearing (3) is arranged on the grinding shell (1), a rotating wheel (4) is arranged on the bearing (3), a feeding port (5) is formed in the rotating wheel (4), a rotating handle (6) is arranged on the feeding port (5), a grinding upper plate (7) is arranged in the grinding shell (1), a grinding upper groove (8) is formed in the grinding upper plate (7), a grinding strip (13) is arranged on the grinding upper groove (8), a grinding opening (14) is formed in the grinding strip (13), a grinding bottom plate (9) is arranged in the grinding shell (1), a fixing rod (11) is arranged on the grinding bottom plate (9), and a receiving box (12) is arranged in the grinding shell (.

2. The hand-held rotary polyurethane grinder of claim 1, wherein: openings are formed in the upper side wall surface and the lower side wall surface of the grinding shell (1), and internal threads are formed in the inner circle wall surface of the grinding shell (1).

3. The hand-held rotary polyurethane grinder of claim 1, wherein: the upper wall surface of the receiving box (12) is provided with an opening, the outer circular wall surface of the receiving box (12) is provided with an external thread, the receiving box (12) is in threaded connection with the grinding shell (1), the grinding upper groove (8) is a circular truncated cone-shaped groove, the grinding upper groove (8) is positioned in the center of the lower wall surface of the grinding upper plate (7), and the grinding upper groove (8) is communicated with the inside of the grinding upper plate (7) in a hollow mode.

4. The hand-held rotary polyurethane grinder of claim 1, wherein: the grinding strip (13) is of a circular ring structure with a semicircular vertical section, the grinding strip (13) is positioned on the inner circle wall surface of the grinding upper groove (8), and one side wall surface of the grinding strip (13) close to the inner circle wall surface of the grinding upper groove (8) is fixedly installed together with the inner circle wall surface of the grinding upper groove (8).

5. The hand-held rotary polyurethane grinder of claim 1, wherein: grind bottom plate (9) and be conical structure, grind bottom plate (9) and be located to grind inslot (8), grind annular groove (10) have been seted up on grinding bottom plate (9), grind annular groove (10) and be the annular groove, grind strip (13) and grind garrulous mouthful (14) and all be located and grind annular groove (10).

6. The hand-held rotary polyurethane grinder of claim 1, wherein: the grinding opening (14) is a circular ring with a special-shaped vertical section, and the wall surface of one side of the grinding opening (14) close to the grinding strip (13) is fixedly installed with the wall surface of the outer circle of the grinding strip (13).