CN210362386U

CN210362386U - Novel transmission mechanism of double-screw extruder

Info

Publication number: CN210362386U
Application number: CN201920230834.XU
Authority: CN
Inventors: 倪永明; 沈颖; 刘明晖
Original assignee: Shanghai Qishen Engineering Plastics Co ltd
Current assignee: Shanghai Qishen Plastics Co.,Ltd.
Priority date: 2018-09-21
Filing date: 2019-02-18
Publication date: 2020-04-21
Anticipated expiration: 2029-02-18

Abstract

The utility model relates to a drive mechanism technical field specifically is a novel double screw extruder's drive mechanism, the motor is installed to frame right-hand member downside, and the motor left end rotates and is connected with the pivot, the pivot end runs through frame internal weld has the carousel, and the dead lever has all been welded at both ends about the carousel, be fixed with the ring gear between the dead lever end, and the ring gear inner wall evenly is fixed with at least twenty and rather than tooth piece as an organic whole, the inside upper and lower both sides transmission of ring gear is connected with two gears, and the gear left end runs through and is fixed with the screw rod. Through the motor, can be so that the carousel rotates, because the diameter and the shape size of carousel correspond with the diameter and the shape size of ring gear, so through the carousel, can make ring gear and carousel rotate simultaneously, because the gear is connected with the tooth piece transmission, make and to drive gear revolve, and make two screw rods rotate simultaneously, thereby the cost is reduced, the problem that the drive mechanism cost of having solved current double screw extruder is too high and be difficult to paint lubricating oil.

Description

Novel transmission mechanism of double-screw extruder

Technical Field

The utility model relates to a drive mechanism technical field specifically is a novel double screw extruder's drive mechanism.

Background

The double-screw extruder is developed on the basis of a single-screw extruder, has the characteristics of good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and the like, and is widely applied to the molding processing of extruded products at present, and the double-screw extruder comprises a transmission mechanism, a feeding device, a charging barrel, a screw and the like.

The transmission mechanism of the existing double-screw extruder needs too much cost when in use, so that two screws can rotate, and the transmission mechanism of the double-screw extruder is difficult to paint lubricating oil when in use, so that the screws are not convenient enough when rotating, and the working efficiency of the whole double-screw extruder is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a novel double screw extruder's drive mechanism possesses not only the cost is reduced, is convenient for paint advantages such as lubricating oil moreover, has solved current double screw extruder's drive mechanism, and the problem of lubricating oil is too high and be difficult to paint to the cost.

(II) technical scheme

For realizing the above-mentioned cost is not only reduced, be convenient for paint purpose such as lubricating oil moreover, the utility model provides a following technical scheme: a novel twin screw extruder drive mechanism, the drive mechanism comprising: the gear rack comprises a rack, wherein a motor is installed on the lower side of the right end of the rack, the left end of the motor is rotatably connected with a rotating shaft, the tail end of the rotating shaft penetrates through the inside of the rack and is welded with a rotating disc, fixing rods are welded at the upper end and the lower end of the rotating disc, a gear ring is fixed between the tail ends of the fixing rods, at least twenty gear blocks integrated with the gear ring are uniformly fixed on the inner wall of the gear ring, two gears are in transmission connection with the upper side and the lower side of the inside of the gear ring, a screw rod is fixed at the left end of the gear in a penetrating mode, the tail end of the screw rod penetrates through the; the oil storage pipe penetrates through and is fixed to the upper end of the rack, the right end of the oil storage pipe is connected with an oil filling pipe in an L-shaped structure, the upper end of the oil filling pipe penetrates outside the rack, a pipe cover is hinged to the upper end of the oil filling pipe, a rubber plug is connected to the inside of the oil storage pipe in a seamless sliding mode, a push rod in a T-shaped structure is fixed to the upper end of the rubber plug, the lower end of the oil storage pipe penetrates through the inside of the oil storage pipe and is connected with a dropper in a conical structure, rubber ropes are connected to the left end and the right end of the inside of the dropper, and the tail ends of the rubber ropes are connected with round; the container box is arranged at the bottom end inside the rack, the upper end of the container box is provided with a chute, a pumping pipe in an L-shaped structure is arranged above the chute, the tail end of the pumping pipe penetrates through the outside of the rack, a sealing block is movably connected inside the pumping pipe, the right end of the sealing block is connected with a pull rod in a T-shaped structure, and the tail end of the pull rod extends out of the pumping pipe.

Further advantage, the frame right-hand member upside is installed direct current speed regulator, just direct current speed regulator with the motor electricity is connected.

It is further advantageous that the diameter and the shape and size of the turntable correspond to the diameter and the shape and size of the toothed ring.

Further advantageously, the gear is in driving connection with the toothed block.

The oil filling pipe, the oil storage pipe and the dropper are communicated with each other.

The dropper has the advantages that the ball is made of rubber, the diameter of the ball is equal to that of the lower opening of the dropper, and the ball is elastically connected with the dropper through the rubber rope.

Further advantageously, the chute is inclined at an angle of fifteen to thirty degrees from left to right.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel double screw extruder's drive mechanism possesses following beneficial effect:

1. the transmission mechanism of the novel double-screw extruder can rotate the turntable through the motor, the diameter and the shape size of the turntable correspond to those of the toothed ring, so that the toothed ring and the turntable can rotate simultaneously through the turntable, and the gear and the toothed block are in transmission connection, so that the gear can be driven to rotate, and two screws can rotate simultaneously, thereby reducing the cost;

2. when the lubricating oil needs to be smeared, the oil filling pipe, the oil storage pipe and the dropper are communicated, so that the lubricating oil added from the oil filling pipe can flow into the dropper, then the lubricating oil in the oil storage pipe is extruded out of the dropper by pressing the push rod through the rubber plug, and because the round bead is made of rubber and has the diameter equal to that of the lower opening of the dropper and is elastically connected with the dropper through the rubber rope, the round bead is not plugged in the lower opening of the dropper any more, so that the lubricating oil is convenient to smear;

3. when unnecessary lubricating oil drips on the collection dress box, because the chute inclines fifteen degrees angles to thirty degrees angles from a left side to the right side, so lubricating oil can flow to the right side, later through the pulling pull rod for sealed piece is in the inside horizontal slip of pump, thereby through the activity of sealed piece, with in lubricating oil follow collection dress box suction pump, at last lubricating oil can flow out in the pump, thereby is convenient for collect the wheel lubricating oil that drips.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

FIG. 2 is a schematic view of a portion A of the dropper of FIG. 1 according to the present invention;

FIG. 3 is a schematic sectional view of the right end of the structural gear ring of the present invention;

fig. 4 is a partial schematic view B of the container box of fig. 1 according to the present invention.

In the figure: 1-a frame; 2-an electric motor; 3-a rotating shaft; 4-a turntable; 5-fixing the rod; 6-a toothed ring; 7-a direct current speed regulator; 8-screw rod; 9-an inflow port; 10-oil storage pipe; 11-a push rod; 12-rubber plug; 13-a filler tube; 14-a tube cover; 15-dropper; 16-rubber rope; 17-a ball; 18-gear wheel; 19-a tooth block; 20-packaging the box; 21-a chute; 22-pumping a pipe; 23-a sealing block; 24-a pull rod.

Detailed Description

In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.

In a first embodiment, as shown in fig. 1-3, the present application discloses a transmission mechanism of a novel twin-screw extruder, the transmission mechanism comprising: the automatic feeding device comprises a rack 1, wherein a motor 2 is installed on the lower side of the right end of the rack 1, a rotating shaft 3 is connected to the left end of the motor 2 in a rotating manner, the tail end of the rotating shaft 3 penetrates through a rotating disc 4 which is welded inside the rack 1, fixing rods 5 are welded at the upper end and the lower end of the rotating disc 4, a toothed ring 6 is fixed between the tail ends of the fixing rods 5, at least twenty toothed blocks 19 integrated with the toothed ring 6 are uniformly fixed on the inner wall of the toothed ring 6, two gears 18 are connected to the upper side and the lower side of the inside of the toothed ring 6 in a transmission manner, a screw 8 is fixed at the left end of each gear 18 in a penetrating manner, the tail end of each screw 8 penetrates through the outside of the rack 1, at least eighteen inflow inlets 9 penetrating through the toothed blocks 19 are uniformly formed in the outer wall of the toothed ring 6, the electric work of the motor 2 of the rack 1 is firstly carried out, therefore, the fixed rod 5 on the turntable 4 can enable the gear ring 6 and the turntable 4 to rotate simultaneously, and the gear 18 is in transmission connection with the gear block 19, so that the gear 18 is driven to rotate by the gear block 19 in the gear ring 6, and the two screw rods 8 rotate simultaneously, and therefore, the two screw rods 8 do not need to rotate simultaneously due to excessive components, and the cost is reduced;

in the second embodiment, as shown in fig. 1-3, on the basis of the first embodiment, an oil storage tube 10 is provided, the oil storage tube 10 is fixed to the upper end of the rack 1 in a penetrating manner, the right end of the oil storage tube 10 is connected to an oil filling tube 13 in an "L" shape, the upper end of the oil filling tube 13 penetrates the outside of the rack 1, the upper end of the oil filling tube 13 is hinged to a tube cover 14, a rubber plug 12 is slidably connected to the inside of the oil storage tube 10 in a seamless manner, a push rod 11 in a T-shaped structure is fixed to the upper end of the rubber plug 12, a dropper 15 in a conical shape is connected to the inside of the oil storage tube 10 at the lower end of the oil storage tube 10 in a penetrating manner, rubber ropes 16 are connected to the left and right ends of the dropper 15, and a ball 17 plugging the dropper 15 is connected to the tail end of the rubber rope 16, when the lubricating oil needs to be applied, the tube cover 14 is opened first, the oil storage tube 10 and the dropper 15 are communicated with each other, so that the lubricating oil fed from the oil filling tube 13 can flow into the dropper 15 along the oil storage tube 10, then the rubber stopper 12 can increase the pressure inside the oil storage tube 10 by pressing the push rod 11, so that the lubricating oil can be extruded from the dropper 15, because the ball 17 is made of rubber, the diameter of the ball 17 is equal to that of the lower opening of the dropper 15, and the ball 17 and the dropper 15 are elastically connected by the rubber rope 16, the ball 17 can not block the lower opening of the dropper 15 due to the pressure, the lubricating oil can be dripped from the dropper 15 on the outer wall of the toothed ring 6, and then the lubricating oil can flow into the space between the gear 18 and the toothed block 19 through the inflow opening 9 on the outer wall of the toothed ring 6, so that the lubricating oil can be conveniently applied, when the ball 17 does not feel the pressure, the lower opening of the dropper 15 can be pulled back by the rubber rope 16, the dropper 15 can be sealed;

in the third embodiment, as shown in fig. 4, on the basis of the first or second embodiment, a container 20 is disposed at the bottom end inside the rack 1, an inclined groove 21 is formed at the upper end of the container 20, a pumping pipe 22 having an L-shaped structure is disposed above the inclined groove 21, the end of the pumping pipe 22 penetrates through the outside of the rack 1, a sealing block 23 is movably connected inside the pumping pipe 22, a pull rod 24 having a T-shaped structure is connected to the right end of the sealing block 23, and the end of the pull rod 24 extends out of the pumping pipe 22, when the excessive lubricant drops on the container 20, the lubricant will flow to the right because the inclined groove 21 is inclined at an angle of fifteen degrees to thirty degrees from left to right, and then the sealing block 23 slides to the left and right inside the pumping pipe 22 by pulling the pull rod 24, so that the lubricant is pumped into the pumping pipe 22 from the container 20 by the movement of the sealing block 23, eventually, the lubricant will flow out of the suction pipe 22, thereby facilitating the collection of the dripping lubricant.

In the fourth embodiment, as shown in fig. 1, in addition to the first or second embodiment, a dc speed regulator 7 is installed on the upper side of the right end of the frame 1, the dc speed regulator 7 is electrically connected to the motor 2, and the rotation speed of the rotor in the motor 2 can be adjusted by rotating a knob on the dc speed regulator 7, thereby facilitating the adjustment of the rotation speed of the screw 8.

The embodiments described above employ: 1-a frame; 2-an electric motor; 3-a rotating shaft; 4-a turntable; 5-fixing the rod; 6-a toothed ring; 7-a direct current speed regulator; 8-screw rod; 9-an inflow port; 10-oil storage pipe; 11-a push rod; 12-rubber plug; 13-a filler tube; 14-a tube cover; 15-dropper; 16-rubber rope; 17-a ball; 18-gear wheel; 19-a tooth block; 20-packaging the box; 21-a chute; 22-pumping a pipe; 23-a sealing block; the 24-bar pull rod may be commercially available or custom made.

The model of the motor is Y90L-4; the model of the DC speed regulator is CCM6 DS.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A novel transmission mechanism of a double-screw extruder is characterized by comprising:

the automatic feeding device comprises a rack (1), wherein a motor (2) is installed on the lower side of the right end of the rack (1), a rotating shaft (3) is rotatably connected to the left end of the motor (2), a rotating disc (4) is welded inside the rack (1) at the tail end of the rotating shaft (3), fixing rods (5) are welded at the upper end and the lower end of the rotating disc (4), a toothed ring (6) is fixed between the tail ends of the fixing rods (5), at least twenty toothed blocks (19) integrated with the toothed ring (6) are uniformly fixed on the inner wall of the toothed ring (6), two gears (18) are connected to the upper side and the lower side inside the toothed ring (6) in a transmission mode, a screw (8) is fixedly penetrated at the left end of the gear (18), the tail end of the screw (8) penetrates through the outside of the rack (1), and at least eighteen inflow ports (9);

deposit oil pipe (10), it fixes to deposit oil pipe (10) run through frame (1) upper end, and deposit oil pipe (10) right-hand member and link to each other and have oil filling pipe (13) that are "L" style of calligraphy structure to oil filling pipe (13) upper end runs through outside frame (1), oil filling pipe (13) upper end articulates there is tube cap (14), and the inside seamless sliding connection of oil filling pipe (10) has rubber buffer (12), rubber buffer (12) upper end is fixed with push rod (11) that are T style of calligraphy structure, and deposit oil pipe (10) lower extreme and run through inside burette (15) that link to each other and be the cone structure of oil filling pipe (10), both ends connect rubber rope (16) about burette (15) inside, and rubber rope (16) end links to each other has ball (17) of stopping burette (15);

containing box (20), containing box (20) are arranged the inside bottom of frame (1), and containing box (20) upper end and open and have chute (21), the pipe (22) of taking out that is L style of calligraphy structure is arranged to chute (21) top, and takes out that pipe (22) end runs through frame (1) outside, take out that pipe (22) inside swing joint has sealed piece (23), and sealed piece (23) right-hand member has connect pull rod (24) that are T style of calligraphy structure to pull rod (24) end extends take out pipe (22) outside.

2. The transmission mechanism of the novel double-screw extruder as claimed in claim 1, wherein: the direct current speed regulator (7) is installed on the upper side of the right end of the rack (1), and the direct current speed regulator (7) is electrically connected with the motor (2).

3. The transmission mechanism of the novel double-screw extruder as claimed in claim 1, wherein: the diameter and the shape and the size of the rotary disc (4) correspond to those of the gear ring (6).

4. The transmission mechanism of the novel double-screw extruder as claimed in claim 1, wherein: the gear (18) is in transmission connection with the gear block (19).

5. The transmission mechanism of the novel double-screw extruder as claimed in claim 1, wherein: the oil filling pipe (13), the oil storage pipe (10) and the dropper (15) are communicated with each other.

6. The transmission mechanism of the novel double-screw extruder as claimed in claim 1, wherein: the ball (17) is made of rubber, the diameter of the ball (17) is equal to that of the lower opening of the dropper (15), and the ball (17) is elastically connected with the dropper (15) through the rubber rope (16).

7. The transmission mechanism of the novel double-screw extruder as claimed in claim 1, wherein: the inclined groove (21) inclines at an angle of fifteen degrees to thirty degrees from left to right.