CN212372667U

CN212372667U - Durable double screw extruder barrel

Info

Publication number: CN212372667U
Application number: CN202021185403.5U
Authority: CN
Inventors: 杨全峰
Original assignee: Wuxi Kang Hao Plastic Machinery Co ltd
Current assignee: Wuxi Kang Hao Plastic Machinery Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-19
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a durable double screw extruder barrel, including the barrel, the passageway of "8" word form is seted up to barrel top outer wall, and barrel both sides inner wall all leaves the inner chamber, the opening has all been seted up at barrel both sides outer wall middle part, and the inner wall active link of opening has the dead lever, and the dead lever is located the one end outer wall of inner chamber and is fixed with the push pedal, the inner chamber is close to one side inner wall middle part of passageway and has seted up bullet form oil-out, and the inner wall of bullet form oil-out has connect bullet form sealing plug, the exit inner wall of bullet form oil-out is fixed with the sealing ring. The utility model discloses set up the inner chamber and can pour into lubricating oil into in the inner chamber, can be regular through the push-and-pull dead lever with the lubricating oil of inner chamber through bullet form oil filler point injection channel in, lubricate the passageway of barrel inner wall, it is life to prolong.

Description

Durable double screw extruder barrel

Technical Field

The utility model relates to a double screw extruder technical field especially relates to a durable double screw extruder barrel.

Background

The double-screw extruder is developed on the basis of a single-screw extruder, and has the characteristics of good feeding performance, mixing plasticizing performance, exhaust performance, extrusion stability and the like, so that the double-screw extruder is widely applied to the forming processing of extruded products at present, most of the barrels of the double-screw extruder are short in service life, the wear resistance of the inner wall of the barrels is poor, the barrels are damaged, the integral replacement is required, the maintenance cost is high, and the use is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a durable double-screw extruder barrel.

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

the utility model provides a durable double screw extruder barrel, includes the barrel, the passageway of "word form is seted up to barrel top outer wall, and barrel both sides inner wall all leaves the inner chamber, the opening has all been seted up at barrel both sides outer wall middle part, and the inner wall active link of opening has the dead lever, and the dead lever is located the one end outer wall of inner chamber and is fixed with the push pedal, the inner chamber is close to one side inner wall middle part of passageway and has seted up bullet form oil-out, and the inner wall stopper of bullet form oil-out has bullet form sealing plug, the exit inner wall of bullet form oil-out is fixed with the sealing ring, and the bullet form sealing plug and form the joint sealing plug cooperation near the one end of sealing ring, bullet form and push pedal fixed connection, the one end outer wall that the barrel was kept away from to the dead lever is.

Preferably, the outer wall of one side of the machine barrel, which is located above the fixing rod, is provided with a T-shaped sliding groove, the inner wall of the T-shaped sliding groove is connected with a T-shaped sliding block in a sliding mode, an L-shaped clamping plate is fixed to the outer wall of one end of the T-shaped sliding block, and the L-shaped clamping plate and the bayonet form clamping fit.

Preferably, a fixing plate is fixed on the outer wall of one side, located above the T-shaped sliding groove, of the machine barrel, a threaded hole is formed in the outer wall of the top of the fixing plate, a screw is connected to the inner wall of the threaded hole in a threaded mode, and the outer wall of the bottom of the screw is fixedly connected with the L-shaped clamping plate through a bearing.

Preferably, the inner wall of one side that the inner chamber is close to the fixed plate is seted up two symmetric distribution's opening, and the inner wall of opening has connect the rubber buffer in the stopper.

Preferably, the outer wall of the top and the outer wall of the bottom of the machine barrel are both fixed with connecting plates, the outer walls of the periphery of the connecting plates are provided with connecting holes distributed at equal intervals, and the outer wall of the middle of the connecting plates is provided with openings matched with the channels.

Preferably, the joints of the inner wall of the inner cavity and the fixed rod and the joints of the outer wall of the machine barrel and the fixed rod are both provided with sealing gaskets, the outer wall of the bullet-shaped sealing plug is sleeved with two rubber rings, and the inner wall of the bullet-shaped oil outlet is provided with an annular groove matched with the rubber rings.

The utility model has the advantages that:

1. this durable double screw extruder barrel has set up the inner chamber and can pour into lubricating oil into including the inner chamber, and can be regular through push-and-pull dead lever with the lubricating oil of inner chamber through in the bullet form oiling mouth injection channel, lubricate the passageway of barrel inner wall, it is life to prolong it.

Drawings

FIG. 1 is a schematic view of a vertical cross-sectional structure of a durable twin-screw extruder barrel according to the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a schematic top view of a durable twin-screw extruder barrel according to the present invention.

In the figure: the sealing device comprises a connecting plate 1, a machine barrel 2, a channel 3, an inner cavity 4, a fixing rod 5, a fixing block 6, a sealing gasket 7, a pushing plate 8, a clamping plate 9L, a fixing plate 10, a screw 11, a rubber plug 12, a connecting hole 14, a bullet-shaped sealing plug 15, a rubber ring 16 and a sealing ring 17.

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.

Referring to fig. 1-3, a durable double-screw extruder barrel comprises a barrel 2, an 8-shaped channel 3 is arranged on the outer wall of the top of the barrel 2, inner walls on two sides of the barrel 2 are provided with inner chambers 4, an opening is arranged in the middle of the outer walls on two sides of the barrel 2, a fixing rod 5 is movably linked with the inner wall of the opening, a push plate 8 is fixed on the outer wall of one end of the fixing rod 5, which is positioned in the inner chamber 4, a bullet-shaped oil outlet is arranged in the middle of the inner wall of one side of the inner chamber 4, which is close to the channel 3, a bullet-shaped sealing plug 15 is plugged in the inner wall of the bullet-shaped oil outlet, a sealing plug 17 is fixed on the inner wall of the outlet of the bullet-shaped oil outlet, one end of the bullet-shaped sealing plug 15, which is close to the sealing ring 17, is in clamping fit with the sealing, the outer wall of one side of the machine barrel 2, which is positioned above the fixed rod 5, is provided with a T-shaped sliding groove, the inner wall of the T-shaped sliding groove is connected with a T-shaped sliding block in a sliding manner, the outer wall of one end of the T-shaped sliding block is fixedly provided with an L-shaped clamping plate 9, the L-shaped clamping plate 9 is matched with a bayonet in a clamping manner, the outer wall of one side of the machine barrel 2, which is positioned above the T-shaped sliding groove, is fixedly provided with a fixed plate 10, the outer wall of the top of the fixed plate 10 is provided with a threaded hole, the inner wall of the threaded hole is screwed with a screw rod 11, the outer wall of the bottom of the screw rod 11 is fixedly connected with the L-shaped clamping plate 9 through a bearing, the inner wall of one side, which is close to the fixed plate 10, of the inner cavity 4 is, the joint of the inner wall of the inner cavity 4 and the fixing rod 5 and the joint of the outer wall of the machine barrel 2 and the fixing rod 5 are both provided with sealing gaskets 7, the outer wall of the bullet-shaped sealing plug 15 is sleeved with two rubber rings 16, and the inner wall of the bullet-shaped oil outlet is provided with an annular groove matched with the rubber rings 16.

The working principle is as follows: open rubber buffer 12 and pour into appropriate amount lubricating oil into to inner chamber 4, during the use, rotate screw rod 11 and let L shape cardboard 9 and bayonet socket separation, then promote dead lever 5 repeatedly and drive push pedal 8 with the lubricating oil injection channel 3 in the inner chamber 4 in, give certain lubrication of channel 3, improve barrel 2's life, rubber ring 16 on the bullet form sealing plug 15 cooperates with the ring channel of bullet form oiling mouth, the leakproofness of the inner chamber 4 of further reinforcing.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a durable double screw extruder barrel, includes barrel (2), its characterized in that, barrel (2) top outer wall sets up passageway (3) of "8" word form, and barrel (2) both sides inner wall all leaves inner chamber (4), barrel (2) both sides outer wall middle part all has seted up the opening, and the inner wall active link of opening has had dead lever (5), and dead lever (5) are located the one end outer wall of inner chamber (4) and are fixed with push pedal (8), one side inner wall middle part that inner chamber (4) are close to passageway (3) has seted up bullet form oil-out, and the inner wall of bullet form oil-out has plugged in bullet form sealing plug (15), the exit inner wall of bullet form oil-out is fixed with sealing ring (17), and bullet form the joint cooperation with sealing ring (17) near the one end of sealing ring (17) of sealing plug (15), bullet form sealing plug (15) and push pedal (8) fixed connection, the outer wall of one end, far away from the machine barrel (2), of the fixing rod (5) is fixed with a fixing block (6), and the outer wall of the top of the fixing block (6) is provided with a bayonet.

2. The durable double-screw extruder barrel body is characterized in that a T-shaped sliding groove is formed in the outer wall of one side, located above the fixing rod (5), of the barrel body (2), a T-shaped sliding block is connected to the inner wall of the T-shaped sliding groove in a sliding mode, an L-shaped clamping plate (9) is fixed to the outer wall of one end of the T-shaped sliding block, and the L-shaped clamping plate (9) is in clamping fit with the bayonet.

3. The durable double-screw extruder barrel body is characterized in that a fixing plate (10) is fixed on the outer wall of one side, located above the T-shaped sliding groove, of the barrel body (2), a threaded hole is formed in the outer wall of the top of the fixing plate (10), a screw rod (11) is screwed into the inner wall of the threaded hole, and the outer wall of the bottom of the screw rod (11) is fixedly connected with the L-shaped clamping plate (9) through a bearing.

4. The durable double-screw extruder barrel body according to claim 1, wherein the inner wall of one side of the inner cavity (4) close to the fixing plate (10) is provided with two symmetrically distributed through holes, and rubber stoppers (12) are plugged on the inner wall of the through holes.

5. The durable double-screw extruder barrel body according to claim 1, wherein the connecting plates (1) are fixed on the outer wall of the top and the outer wall of the bottom of the barrel (2), the connecting holes (14) are formed in the outer wall of the periphery of each connecting plate (1) and are distributed equidistantly, and the outer wall of the middle of each connecting plate (1) is provided with an opening matched with the channel (3).

6. The durable double-screw extruder barrel body according to claim 1, wherein sealing gaskets (7) are arranged at the joint of the inner wall of the inner cavity (4) and the fixing rod (5) and the joint of the outer wall of the barrel (2) and the fixing rod (5), two rubber rings (16) are sleeved on the outer wall of the bullet-shaped sealing plug (15), and an annular groove matched with the rubber rings (16) is formed in the inner wall of the bullet-shaped oil outlet.