CN215334364U - Meshing structure for double-screw extruder - Google Patents

Abstract

The utility model discloses an engaging structure for a double-screw extruder, which relates to the field of gear boxes and comprises a gear box body, wherein one end of the gear box body is provided with a driving motor, the other end of the gear box body is provided with two output shafts, and the top end of the gear box body is provided with two oil boxes; the adjusting component, the adjusting component sets up in the bottom of oil box, and the adjusting component includes the bracing piece, and one side of bracing piece is provided with the screw hole, and the inner chamber threaded connection of screw hole has the threaded rod, the one end fixedly connected with rubber ring piece of threaded rod, and the other end fixed mounting of threaded rod has the round handle. The utility model discloses an utilize adjusting part's design, let the great lubricating oil of viscosity slowly drip in gear engagement department along defeated oil pipe's inner wall, play lubricated effect to gear and connecting axle, this kind of slowly dropwise add mode can prolong the attachment time of lubricating oil in gear engagement department to the life of extension gear box conveniently carries out the interpolation of lubricating oil.

Description

Meshing structure for double-screw extruder

Technical Field

The utility model relates to the technical field of gear boxes, in particular to an engaging structure for a double-screw extruder.

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 forming processing of extruded products at present. However, lubricating oil is added to some gear boxes at present, the gear boxes still need to be opened, and the lubricating oil needs to be added periodically, so that the lubricating oil can be attached to the gear meshing part for a long time, and the workload of maintenance personnel is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model discloses an engaging structure for a double-screw extruder, which aims to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: an engaging structure for a twin-screw extruder, comprising:

the gearbox comprises a gearbox body, wherein one end of the gearbox body is provided with a driving motor, the other end of the gearbox body is provided with two output shafts, and the top end of the gearbox body is provided with two oil boxes;

the adjusting component, the adjusting component sets up in the bottom of oil box, the adjusting component includes the bracing piece, one side of bracing piece is provided with the screw hole, the inner chamber threaded connection of screw hole has the threaded rod, the one end fixedly connected with rubber ring piece of threaded rod, the other end fixed mounting of threaded rod has the round handle.

Preferably, an oil conveying pipe is embedded in the supporting rod, and a fixed ring piece is fixedly sleeved at the top of the oil conveying pipe.

Preferably, two fixing plates are arranged on two sides of the gear box body, and a plurality of positioning bolts are arranged at the top ends of the four fixing plates.

Preferably, the top of oil box has seted up the fixed slot, the spout has all been seted up to fixed slot inner wall both sides, the through-hole has been seted up to fixed slot inner wall bottom.

Preferably, the top of oil box is provided with the apron, the top fixedly connected with three diaphragm of apron.

Preferably, the top end of the fixed ring piece is fixedly connected with the bottom end of the oil box.

The utility model discloses an engaging structure for a double-screw extruder, which has the following beneficial effects:

the utility model discloses an utilized adjusting part's design, through twisting moving the round handle, can let the rubber ring piece paste tight defeated oil pipe's outer wall, let the great lubricating oil of viscosity slowly drip at gear engagement department along defeated oil pipe's inner wall, play lubricated effect to gear and connecting axle, the attachment time of lubricating oil in gear engagement department can be prolonged to this kind of mode of slowly dropwise add, thereby prolong the life of gear box, and need not open the gear box, lubricating oil can leave in the oil box, conveniently carry out the interpolation of lubricating oil, the work burden of maintainer has been alleviateed.

Drawings

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

FIG. 2 is a schematic view of the structure of the oil box of the present invention;

FIG. 3 is a schematic cross-sectional view of a support rod according to the present invention;

fig. 4 is a schematic structural diagram of the adjusting assembly of the present invention.

In the figure: 1. a gear box body; 2. an active motor; 3. a fixing plate; 4. positioning the bolt; 5. an output shaft; 6. an oil box; 601. fixing grooves; 602. a chute; 603. a through hole; 604. a cover plate; 7. a support bar; 701. a round-handle grip; 702. a threaded rod; 703. a rubber ring sheet; 8. an oil delivery pipe; 801. and fixing the ring sheet.

Detailed Description

The embodiment of the utility model discloses an engagement structure for a double-screw extruder, which comprises a gear box body 1, wherein a gear and a transmission shaft are arranged in an inner cavity of the gear box body 1, an active motor 2 is arranged at one end of the gear box body 1, and when the active motor 2 starts to work, under the connection and transmission action of the gear and the transmission shaft, two output shafts 5 are arranged at the other end of the gear box body 1, and the two output shafts 5 can rotate, so that the double-screw extruder can normally work.

The both sides of gear box body 1 all are provided with two fixed plates 3, and the top of four fixed plates 3 all is provided with a plurality of positioning bolt 4, and fixed plate 3 and positioning bolt 4 can mutually support, conveniently open gear box body 1, inspect and maintain gear and the transmission shaft of gear box body 1 inside, and the top of gear box body 1 is provided with two oil boxes 6, has placed lubricating oil in the inner chamber of two oil boxes 6.

The flow velocity of lubricating oil can be controlled in the oil box 6 to the regulating assembly, gear and the junction between the transmission shaft in the 1 inner chamber of gear box body, need carry out periodic addition lubricating oil, it is great to prevent the friction between gear and the transmission shaft, cause the serious wearing and tearing of gear, through the regulating assembly, can let the lubricating oil in the oil box 6 according to lower speed, slowly drip the junction at the gear, can enough prolong the attachment time of lubricating oil on the gear surface, and lubricating oil can directly add in the inner chamber of oil box 6, defeated oil pipe 8's bottom is located the unsettled department on gear top, lubricating oil flows the back from defeated oil pipe 8, just drip at gear connection department, can lubricate the gear.

The adjusting component is arranged at the bottom end of the oil box 6, the adjusting component comprises a supporting rod 7, the top end of the supporting rod 7 is fixedly connected with the bottom end of the oil box 6, the supporting rod 7 plays a supporting role for the oil box 6, one side of the supporting rod 7 is provided with a threaded hole, the inner cavity of the threaded hole is in threaded connection with a threaded rod 702, the middle part of the threaded rod 702 penetrates through the outer wall of the supporting rod 7, one end of the threaded rod 702 is fixedly connected with a rubber ring sheet 703, the texture of the rubber ring sheet 703 is relatively soft, when the round handle 701 is screwed, the threaded rod 702 is driven by the round handle 701 to move, the rubber ring sheet 703 is slowly attached to the surface of the oil delivery pipe 8 under the driving of the threaded rod 702, after the oil delivery pipe 8 is extruded by the rubber ring sheet, the passing sectional area of lubricating oil in the pipe is reduced, the falling speed of the lubricating oil is reduced, the attachment time of the lubricating oil on the gear is prolonged, and the lubricating oil plays a lubricating protection role in lubricating the gear, the other end of the threaded rod 702 is fixedly provided with a round handle 701.

The inside of bracing piece 7 is inlayed and is equipped with defeated oil pipe 8, and fixed ring piece 801 has been cup jointed to the top of defeated oil pipe 8, and the top of fixed ring piece 801 and the bottom fixed connection of oil box 6, fixed ring piece 801 plays the connection effect to defeated oil pipe 8, and the top of defeated oil pipe 8 is connected fixedly with the bottom of oil box 6.

Fixed slot 601 has been seted up at the top of oil box 6, the inner chamber of fixed slot 601 is used for depositing lubricating oil, through-hole 603 has been seted up to fixed slot 601 inner wall bottom, lubricating oil can follow in through-hole 603 gets into defeated oil pipe 8's the inner chamber, spout 602 has all been seted up to fixed slot 601 inner wall both sides, the top of oil box 6 is provided with apron 604, during the pulling diaphragm, apron 604 can take place to remove under the drive of diaphragm, the both sides of apron 604 take place to slide along the inner chamber of spout 602, the apron 604 can seal or open the inner chamber of fixed slot 601, conveniently add lubricating oil, the three diaphragm of the top fixedly connected with of apron 604.

The working principle is as follows:

during the use, rotate round handle 701 earlier, threaded rod 702 takes place to rotate under round handle 701's drive, rubber ring piece 703 slowly pastes tight defeated oil pipe 8's surface under threaded rod 702's drive, defeated oil pipe 8 receives the extrusion back of rubber ring piece 703, defeated oil pipe 8's inner chamber is cut, and lubricating oil can not pass through, opens apron 604 again, exposes the inner chamber of fixed slot 601, pours lubricating oil into in the oil box 6, closes apron 604, seals the inner chamber top of fixed slot 601.

Slowly twisting again and moving round handle 701, threaded rod 702 takes place to rotate under round handle 701's drive, and rubber ring piece 703 removes slowly under threaded rod 702's drive, and certain gap is left to defeated oil pipe 8's inner chamber, and lubricating oil can flow through the gap, drips the junction of gear, protects gear and transmission shaft.

The working switch of the driving motor 2 is turned on, and the two output shafts 5 can rotate under the connection and transmission action of the gear and the transmission shaft, so that the double-screw extruder can work normally.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. An engaging structure for a twin-screw extruder, comprising:

the gearbox comprises a gearbox body (1), wherein one end of the gearbox body (1) is provided with a driving motor (2), the other end of the gearbox body (1) is provided with two output shafts (5), and the top end of the gearbox body (1) is provided with two oil boxes (6);

the adjusting part, the adjusting part sets up in the bottom of oil box (6), the adjusting part includes bracing piece (7), one side of bracing piece (7) is provided with the screw hole, the inner chamber threaded connection of screw hole has threaded rod (702), the one end fixedly connected with rubber ring piece (703) of threaded rod (702), the other end fixed mounting of threaded rod (702) has round handle (701).

2. An engaging structure for a twin-screw extruder according to claim 1, wherein: an oil conveying pipe (8) is embedded in the supporting rod (7), and a fixed ring piece (801) is fixedly sleeved at the top of the oil conveying pipe (8).

3. An engaging structure for a twin-screw extruder according to claim 1, wherein: two fixing plates (3) are arranged on two sides of the gear box body (1), and a plurality of positioning bolts (4) are arranged on the top ends of the fixing plates (3).

4. An engaging structure for a twin-screw extruder according to claim 1, wherein: the top of oil box (6) has been seted up fixed slot (601), spout (602) have all been seted up to fixed slot (601) inner wall both sides, through-hole (603) have been seted up to fixed slot (601) inner wall bottom.

5. An engaging structure for a twin-screw extruder according to claim 1, wherein: the top of oil box (6) is provided with apron (604), the top fixedly connected with three diaphragm of apron (604).

6. An engaging structure for a twin-screw extruder according to claim 2, wherein: the top end of the fixed ring piece (801) is fixedly connected with the bottom end of the oil box (6).

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