CN216643056U

CN216643056U - Transmission gear box of extruder

Info

Publication number: CN216643056U
Application number: CN202123385310.4U
Authority: CN
Inventors: 徐文强
Original assignee: Yantai Jun'an Mechanical Equipment Co ltd
Current assignee: Yantai Jun'an Mechanical Equipment Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-31
Anticipated expiration: 2031-12-29

Abstract

The utility model relates to the technical field of gear boxes, in particular to a transmission gear box of an extruder, which improves the cooling efficiency; the box comprises a box body, the gear train, the air-cooler, the expansion hose, the polished rod, reciprocal lead screw, the movable plate, the disc, rotary joint, the shower nozzle, annular slider, the chamber door, fixed establishment and actuating mechanism, there is the cavity box inside, the gear train of intermeshing complex has been laid in the cavity, the polished rod is horizontal to be installed in the cavity, reciprocal lead screw horizontal rotation is installed in the cavity, movable plate and polished rod sliding connection, movable plate and reciprocal lead screw threaded connection, there is circular recess movable plate top, the circular recess inside wall is provided with annular spout, the disc lateral wall is provided with annular slider, annular slider is sliding installation in annular spout, rotary joint installs in circular recess bottom, rotary joint's stiff end extends to the movable plate below, rotary joint's rotation end is in circular recess, the shower nozzle is installed on the disc top.

Description

Transmission gear box of extruder

Technical Field

The utility model relates to the technical field of gear boxes, in particular to a transmission gear box of an extruder.

Background

Gearboxes are used in a wide range of applications, for example in wind power installations, where gearboxes are an important mechanical component. The wind power generator mainly has the function of transmitting the power generated by the wind wheel under the action of wind power to the generator and enabling the generator to obtain corresponding rotating speed.

The gear box does not have cooling heat dissipation function, can produce the heat in the gear box course of operation, and the time has been of a specified duration can damage the part of gear box the inside, influences the life of gear box.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides the transmission gear box of the extruder, which can improve the cooling efficiency.

The utility model relates to an extruder transmission gear box, which comprises a box body, a gear set, an air cooler, a flexible hose, a polished rod, a reciprocating screw rod, a movable plate, a disc, a rotary joint, a spray head, an annular slide block, a box door, a fixing mechanism and a driving mechanism, wherein a cavity is arranged in the box body, the gear set which is mutually meshed and matched is distributed in the cavity, the polished rod is transversely arranged in the cavity, the reciprocating screw rod is transversely and rotatably arranged in the cavity, the movable plate is slidably connected with the polished rod, the movable plate is in threaded connection with the reciprocating screw rod, a circular groove is formed in the top end of the movable plate, an annular slide groove is formed in the inner side wall of the circular groove, the annular slide block is arranged on the outer side wall of the disc and is slidably arranged in the annular slide groove, the rotary joint is arranged at the bottom end of the circular groove, the fixed end of the rotary joint extends to the lower part of the movable plate, the rotary end of the rotary joint is arranged in the circular groove, the spray head is arranged at the top end of the disc, the input end of the spray head penetrates through the disc and is communicated with the rotating end of the rotating joint, the air cooler is installed at the bottom end of the box body, the output end of the air cooler is communicated with one end of the telescopic hose, the other end of the telescopic hose extends into the cavity and is communicated with the fixed end of the rotating joint, the top end of the box body is provided with an opening, and the box door is installed on the opening through a hinge;

the driving mechanism is arranged in the chamber and is used for rotating the reciprocating screw rod and the disc;

the fixing mechanism is arranged at the top end of the box body and used for fixing the box door; starting drive mechanism, thereby make reciprocating screw drive the movable plate under the cooperation of polished rod and carry out reciprocating motion about in the cavity, thereby make the movable plate carry out reciprocating motion about in the cavity at the disc, the disc rotates through drive mechanism simultaneously, thereby make the disc drive the shower nozzle and rotate under rotary joint's cooperation, start the air-cooler, make outside air get into the expansion hose after the air-cooler cooling, thereby the cold air that gets into the expansion hose gets into the shower nozzle through rotary joint and spouts the cooling to the multiunit gear train in to the cavity through the shower nozzle, thereby improve cooling efficiency.

Preferably, the fixing mechanism comprises a fixing block, a fixing plate, an inserting rod, a limiting block, a spring and a pull rod, the bottom end of the fixing block is connected with the top end of the box door, the right end of the fixing block is provided with an inserting hole, the bottom end of the fixing plate is connected with the top end of the box body, the inserting rod penetrates through the fixing plate and is in sliding connection with the fixing plate, the limiting block is arranged on the inserting rod on the left side of the fixing plate, the left end of the spring is connected with the right end of the limiting block, the right end of the spring is connected with the left end of the fixing plate, the spring is sleeved on the outer side of the inserting rod, the pull rod is arranged at the right end of the inserting rod, and the left end of the inserting rod is inserted into the inserting hole; when needs overhaul multiunit gear train, operating personnel pulling pull rod moves right to make the inserted bar left end keep away from the jack, operating personnel can open the chamber door, and after the maintenance finishes, the chamber door is closed, loosens the pull rod, thereby makes the stopper drive the inserted bar and move left under the effect of spring force, thereby makes the inserted bar left end reinsert the jack, improves the convenience.

Preferably, the driving mechanism comprises a rack, a motor and a toothed ring, the motor is arranged at the right end of the box body, the right end of the reciprocating screw rod is connected with the output end of the motor, the toothed ring is sleeved on the outer side wall of the disc, the rack is transversely arranged in the chamber, and the rack is meshed with the toothed ring; and starting the motor, so that the reciprocating screw rod drives the moving plate to reciprocate left and right in the cavity under the matching of the polished rod, the moving plate drives the disc to reciprocate left and right, and simultaneously, the toothed ring drives the disc to rotate in a reciprocating manner under the matching of the rack, so that the disc drives the spray head to rotate, and cold air is uniformly sprayed into the cavity through the spray head.

Preferably, the circular groove is arranged at the bottom end of the circular groove, the top ends of the multiple groups of pulleys are connected with the bottom end of the circular disc, and the multiple groups of pulleys are arranged on the circular rail in a sliding manner; the disc rotates under the cooperation of the annular slide block, the annular track and the plurality of groups of pulleys.

Preferably, the refrigerator also comprises a handle, and the handle is arranged at the top end of the refrigerator door; the chamber door carries out the switch through the handle, improves the convenience.

Preferably, still include the filter screen, the chamber door top is provided with the opening, and the filter screen is installed in the opening.

Preferably, the handle is made of rubber.

Compared with the prior art, the utility model has the beneficial effects that: starting drive mechanism, thereby make reciprocating screw drive the movable plate under the cooperation of polished rod and carry out reciprocating motion about in the cavity, thereby make the movable plate carry out reciprocating motion about in the cavity at the disc, the disc rotates through drive mechanism simultaneously, thereby make the disc drive the shower nozzle and rotate under rotary joint's cooperation, start the air-cooler, make outside air get into the expansion hose after the air-cooler cooling, thereby the cold air that gets into the expansion hose gets into the shower nozzle through rotary joint and spouts the cooling to the multiunit gear train in to the cavity through the shower nozzle, thereby improve cooling efficiency.

Drawings

FIG. 1 is a schematic view of an axial view of a partial cross-sectional configuration of the present invention;

FIG. 2 is a partially enlarged view of the portion A in FIG. 1;

FIG. 3 is a partially enlarged view of the portion B in FIG. 1;

FIG. 4 is a front view of the present invention;

FIG. 5 is a schematic sectional view of the moving plate and the disk;

in the drawings, the reference numbers: 1. a box body; 2. a gear set; 3. an air cooler; 4. a flexible hose; 5. a polished rod; 6. a reciprocating screw; 7. moving the plate; 8. a disc; 9. a rotary joint; 10. a spray head; 11. an annular slider; 12. a box door; 13. a fixed block; 14. a fixing plate; 15. a rod is inserted; 16. a limiting block; 17. a spring; 18. a pull rod; 19. a rack; 20. a motor; 21. a toothed ring; 22. an annular track; 23. a pulley; 24. a handle; 25. and (4) a filter screen.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The utility model discloses an extruder transmission gear box, which comprises a box body 1, a gear set 2, an air cooler 3, a flexible hose 4, a feed rod 5, a reciprocating screw 6, a moving plate 7, a disc 8, a rotary joint 9, a spray head 10, an annular slide block 11, a box door 12, a fixed block 13, a fixed plate 14, an inserted rod 15, a limiting block 16, a spring 17, a pull rod 18, a rack 19, a motor 20, a gear ring 21, an annular track 22, a pulley 23, a handle 24 and a filter screen 25, wherein a cavity is arranged in the box body 1, the gear set 2 which is mutually meshed and matched is distributed in the cavity, the feed rod 5 is transversely arranged in the cavity, the reciprocating screw 6 is transversely and rotatably arranged in the cavity, the moving plate 7 is in sliding connection with the feed rod 5, the moving plate 7 is in threaded connection with the reciprocating screw 6, a circular groove is formed at the top end of the moving plate 7, an annular slide groove is formed in the inner side wall of the circular groove, the annular slide groove is formed in the outer side wall of the disc 8, an annular slide block 11 is installed in an annular sliding groove in a sliding mode, a rotary joint 9 is installed at the bottom end of a circular groove, the fixed end of the rotary joint 9 extends to the position below a moving plate 7, the rotary end of the rotary joint 9 is arranged in the circular groove, a spray head 10 is installed at the top end of a circular disc 8, the input end of the spray head 10 penetrates through the circular disc 8 and is communicated with the rotary end of the rotary joint 9, an air cooler 3 is installed at the bottom end of a box body 1, the output end of the air cooler 3 is communicated with one end of a flexible hose 4, the other end of the flexible hose 4 extends into a cavity and is communicated with the fixed end of the rotary joint 9, the top end of the box body 1 is provided with an opening, a box door 12 is installed on the opening through a hinge, the bottom end of a fixed block 13 is connected with the top end of the box body 12, the right end of the fixed block 13 is provided with a jack, the bottom end of the fixed plate 14 is connected with the top end of the box body 1, an inserted rod 15 penetrates through the fixed plate 14 and is connected with the fixed plate 14 in a sliding mode, and a limiting block 16 is installed on the left side of the fixed plate 14, the stopper 16 right-hand member is connected to spring 17 left end, the 14 left ends of fixed plate are connected to spring 17 right-hand member, spring 17 suit is in the inserted bar 15 outside, pull rod 18 is installed at inserted bar 15 right-hand member, inserted bar 15 left end inserts in the jack, motor 20 installs at 1 right-hand member of box, 6 right-hand members of reciprocal lead screw are connected with the output of motor 20, ring gear 21 suit is on the lateral wall of disc 8, rack 19 is transversely installed in the cavity, rack 19 and ring gear 21 mesh, ring rail 22 installs in circular recess bottom, 8 bottoms of disc are all connected on the 23 top of multiunit pulley, multiunit pulley 23 all is the slidable mounting on ring rail 22, handle 24 installs on 12 tops of chamber door, 12 tops of chamber door are provided with the opening, filter screen 25 installs in the opening.

As shown in fig. 1 to 5, when the extruder transmission gear box of the utility model is operated, when a plurality of gear sets 2 need to be overhauled, an operator pulls the pull rod 18 to move rightwards, so that the left end of the inserting rod 15 is far away from the inserting hole, the operator can open the box door 12, after the overhaul is finished, the box door 12 is closed, the pull rod 18 is loosened, so that the limiting block 16 drives the inserting rod 15 to move leftwards under the action of the elastic force of the spring 17, so that the left end of the inserting rod 15 is reinserted into the inserting hole, the motor 20 is started, so that the reciprocating lead screw 6 drives the moving plate 7 to reciprocate leftwards and rightwards in the cavity under the cooperation of the light bar 5, the moving plate 7 drives the disk 8 to reciprocate leftwards and rightwards while the disk 8 is driven to reciprocate leftwards and rightwards by the toothed ring 21 under the cooperation of the rack 19, so that the disk 8 drives the nozzle 10 to rotate, the air cooler 3 is started, and outside air enters the telescopic hose 4 after being cooled by the air cooler 3, the cold air entering the telescopic hose 4 enters the spray head 10 through the rotary joint 9 and is sprayed into the chamber through the spray head 10 so as to cool the multiple sets of gear sets 2.

According to the transmission gear box of the extruder, the installation mode, the connection mode or the arrangement mode are all common mechanical modes, and the transmission gear box can be implemented as long as the beneficial effects can be achieved; the gear set 2, the air cooler 3, the telescopic hose 4, the rotary joint 9, the spray nozzle 10, the rack 19, the motor 20 and the gear ring 21 of the transmission gear box of the extruder are purchased from the market, and the technical personnel in the industry only need to install and operate according to the attached operating instructions without creative labor of the technical personnel in the field.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A transmission gear box of an extruder is characterized by comprising a box body (1), a gear set (2), an air cooler (3), a telescopic hose (4), a feed rod (5), a reciprocating screw rod (6), a movable plate (7), a disc (8), a rotary joint (9), a spray head (10), an annular slider (11), a box door (12), a fixing mechanism and a driving mechanism, wherein a cavity is arranged in the box body (1), the gear set (2) which is mutually meshed and matched is distributed in the cavity, the feed rod (5) is transversely installed in the cavity, the reciprocating screw rod (6) is transversely rotatably installed in the cavity, the movable plate (7) is slidably connected with the feed rod (5), the movable plate (7) is in threaded connection with the reciprocating screw rod (6), a circular groove is formed in the top end of the movable plate (7), an annular chute is formed in the inner side wall of the circular groove, and the annular slider (11) is arranged on the outer side wall of the disc (8), the annular sliding block (11) is installed in the annular sliding groove in a sliding mode, the rotary joint (9) is installed at the bottom end of the circular groove, the fixed end of the rotary joint (9) extends to the position below the moving plate (7), the rotary end of the rotary joint (9) is located in the circular groove, the spray head (10) is installed at the top end of the disc (8), the input end of the spray head (10) penetrates through the disc (8) and is communicated with the rotary end of the rotary joint (9), the air cooler (3) is installed at the bottom end of the box body (1), the output end of the air cooler (3) is communicated with one end of the telescopic hose (4), the other end of the telescopic hose (4) extends into the cavity and is communicated with the fixed end of the rotary joint (9), an opening is formed in the top end of the box body (1), and the box door (12) is installed on the opening through a hinge;

the driving mechanism is arranged in the chamber and is used for rotating the reciprocating screw rod (6) and the disc (8);

the fixing mechanism is arranged at the top end of the box body (1) and used for fixing the box door (12).

2. The transmission gear box of the extruder according to claim 1, wherein the fixing mechanism comprises a fixing block (13), a fixing plate (14), an insertion rod (15), a limiting block (16), a spring (17) and a pull rod (18), the bottom end of the fixing block (13) is connected with the top end of the box door (12), the right end of the fixing block (13) is provided with an insertion hole, the bottom end of the fixing plate (14) is connected with the top end of the box body (1), the insertion rod (15) penetrates through the fixing plate (14) and is in sliding connection with the fixing plate (14), the limiting block (16) is installed on the insertion rod (15) at the left side of the fixing plate (14), the left end of the spring (17) is connected with the right end of the limiting block (16), the right end of the spring (17) is connected with the left end of the fixing plate (14), the spring (17) is sleeved outside the insertion rod (15), the pull rod (18) is installed at the right end of the insertion rod (15), and the left end of the insertion rod (15) is inserted into the insertion hole.

3. The transmission gear box of the extruder according to claim 2, characterized in that the driving mechanism comprises a rack (19), a motor (20) and a gear ring (21), the motor (20) is installed at the right end of the box body (1), the right end of the reciprocating screw rod (6) is connected with the output end of the motor (20), the gear ring (21) is sleeved on the outer side wall of the disc (8), the rack (19) is transversely installed in the cavity, and the rack (19) is meshed with the gear ring (21).

4. The transmission gearbox of the extruder according to claim 3, further comprising an annular rail (22) and pulleys (23), wherein the annular rail (22) is installed at the bottom end of the circular groove, the top ends of the groups of pulleys (23) are connected with the bottom end of the disc (8), and the groups of pulleys (23) are installed on the annular rail (22) in a sliding manner.

5. The extruder transmission gearbox as recited in claim 4, further comprising a handle (24), wherein the handle (24) is mounted on a top end of the bin door (12).

6. The transmission gearbox of an extruder as claimed in claim 1, further comprising a filter screen (25), wherein an opening is provided at the top end of the box door (12), and the filter screen (25) is installed in the opening.

7. An extruder gearbox according to claim 5 in which the handle (24) is of rubber material.