CN113083931B

CN113083931B - Continuous extrusion machine

Info

Publication number: CN113083931B
Application number: CN202110351453.9A
Authority: CN
Inventors: 曾银萍; 金炜; 潘志龙
Original assignee: Shanghai Yajue Machinery Manufacturing Co ltd
Current assignee: Shanghai Yajue Machinery Manufacturing Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2022-06-03
Anticipated expiration: 2041-03-31
Also published as: CN113083931A

Abstract

The application relates to a continuous extruder, which belongs to the technical field of continuous extruders and comprises a rack, an extrusion wheel rotationally connected to the rack, a scraper arranged on the rack, a conveying belt positioned below the extrusion wheel and a compression roller rotationally connected to the rack; the conveying belt is used for conveying the waste falling below the extrusion wheel to one side far away from the extrusion wheel, the compression roller is positioned on one side of the conveying belt far away from the extrusion wheel, and the compression roller and the conveying surface of the conveying belt are arranged at intervals; the machine frame is provided with a driving mechanism, the driving mechanism is used for driving the compression roller to rotate, and the direction of tangential force generated by the end part close to the conveying belt when the compression roller rotates is consistent with the conveying direction of the conveying belt. Under the cooperation of compression roller and conveyer belt, the waste material of scraping off from the extrusion wheel can be seen off the extruder after compression roller and conveyer belt compaction, makes mixed and disorderly waste material more regular, and the convenience is put things in good order and is handled the waste material, also is difficult for the scratch staff, has made things convenient for the cleaning work of staff to the waste material.

Description

Continuous extrusion machine

Technical Field

The application relates to the field of continuous extrusion machines, in particular to a continuous extrusion machine.

Background

The continuous extruder is a technology which applies radial pressure and friction force to the rod-shaped blank to heat the rod-shaped blank to a recrystallization state under huge friction force, and then extrudes the rod-shaped blank from a corresponding grinding tool cavity to form a required workpiece in one step, wherein the MFCCE500 and the MFCCE700 are commonly used continuous extruders and are widely applied to the production of copper bars, copper buses and copper bars.

In the process of rotating the extrusion wheel of the extruder, the partially melted blank is easily adhered to the circumferential surface of the extrusion wheel, and the blank can form unusable waste materials after being solidified on the extrusion wheel. At present can set up the mode of scraper through the one side at the extrusion wheel, strike off the waste material of adhesion on the extrusion wheel, and the waste material of scraping down can be the banding and pile up in the extrusion wheel below, and the staff need regularly clear up the waste material to influence the operation of extrusion wheel.

However, the belt-shaped waste materials are stacked and then are mixed, the occupied space is large, workers need to frequently clean the waste materials, the edges of the belt-shaped waste materials are sharp, the workers are easily scratched, and the defect that the waste materials are inconvenient to clean exists.

Disclosure of Invention

In order to facilitate the staff to clear up the waste material that produces in the extruder, this application provides a continuous extrusion machine.

The application provides a continuous extrusion machine adopts following technical scheme:

a continuous extruder comprises a frame, an extrusion wheel rotationally connected to the frame, a scraper arranged on the frame, a conveying belt positioned below the extrusion wheel and a compression roller rotationally connected to the frame; the conveying belt is used for conveying the waste falling below the extrusion wheel to one side far away from the extrusion wheel, the compression roller is positioned on one side of the conveying belt far away from the extrusion wheel, and the compression roller and the conveying surface of the conveying belt are arranged at intervals; the machine frame is provided with a driving mechanism, the driving mechanism is used for driving the compression roller to rotate, and the direction of tangential force generated by the end part close to the conveying belt when the compression roller rotates is consistent with the conveying direction of the conveying belt.

Through adopting above-mentioned technical scheme, when the extrusion wheel rotates, the waste material of adhesion strikes off on the scraper will extrude the wheel periphery, make the waste material fall down on the conveyer belt of extrusion wheel below, then the waste material that drives its top by the conveyer belt removes to pinch roller one side, after the waste material removed between compression roller and the conveyer belt, can receive simultaneously and continue to remove under the effort of compression roller and conveyer belt, simultaneously by the compression roller compress tightly on the conveyer belt, the thickness that makes the waste material is compacted unanimous with compression roller and conveyer belt surface clearance, thereby it is comparatively regular with mixed and disorderly waste material compaction, be difficult for the fish tail staff, also be convenient for arrange in order the pile up to the waste material, the work of staff to clearing up the waste material has been made things convenient for.

Optionally, the conveying belt comprises two conveying rollers rotatably connected to the frame and a belt sleeved on the two conveying rollers; the compression roller is located directly over the conveying roller far away from one side of the extrusion wheel, the driving mechanism is used for driving one of the conveying rollers to rotate, a gear set is arranged between the compression roller and the corresponding conveying roller, and the compression roller and the conveying roller synchronously rotate in the opposite direction through the gear set.

By adopting the technical scheme, when the driving mechanism is used for driving one conveying roller to rotate, the other conveying roller is driven to rotate by the conveying roller under the action of friction force, so that a belt between the two conveying rollers moves, and the conveying function of waste materials is realized; when the conveying roller rotates, the pressing roller is driven to synchronously and reversely rotate through the gear set, so that the acting force of the pressing roller on the waste is consistent with the acting force of the conveying belt on the waste in direction, and the synchronous rotation of the pressing roller and the conveying roller can be ensured; the compression roller is located the conveying roller directly over can make the compression roller to the downward transmission of pressure of waste material to the conveying roller on, make the packing force that the waste material received great, the compaction effect is better.

Optionally, the driving mechanism includes a driving wheel rotatably connected to the frame, and a transmission assembly disposed between the driving wheel and the conveying roller, the axis of the driving wheel is parallel to the axis of the extrusion wheel, the circumferential surface of the driving wheel abuts against the circumferential surface of the extrusion wheel, and the transmission assembly is configured to transmit power generated when the driving wheel rotates to the conveying roller located below the compression roller.

Through adopting above-mentioned technical scheme, at extrusion wheel pivoted in-process, drive the drive wheel rotation under the effect of frictional force to transmit the turning moment of drive wheel for the conveying roller through drive assembly, drive the conveying roller and rotate, thereby realize the synchronous motion of conveyer belt and compression roller, and, the function of conveyer belt and compression roller drives by the extrusion wheel, need not to increase extra driver part, the energy of consumption when reducing the extruder function, can also reduction in production cost.

Optionally, the transmission assembly comprises a driving chain wheel fixedly connected with the driving wheel, a driven chain wheel fixedly connected with the conveying roller, and a chain meshed with the driving chain wheel and the driven chain wheel.

Through adopting above-mentioned technical scheme, can drive sprocket when the drive wheel rotates and rotate, drive sprocket passes through the chain and gives driven sprocket with power transmission, makes driven sprocket drive conveying roller rotate, realizes the transmission between drive wheel and the conveying roller.

Optionally, the driving mechanism further comprises an installation frame connected to the rack in a sliding manner, and a pressure regulating mechanism driving the installation frame to slide close to or far away from the extrusion wheel, and the driving wheel is connected to the installation frame in a rotating manner.

Through adopting above-mentioned technical scheme, can use pressure regulating mechanism control mounting bracket and extrusion wheel's interval, the pressure size that corresponding control drive wheel produced to the extrusion wheel guarantees that the drive wheel can receive effectual friction and rotate.

Optionally, the pressure regulating mechanism comprises a pressure regulating screw rotatably connected to the frame and a slider in threaded connection with the pressure regulating screw, and the mounting frame is fixedly connected with the slider.

Through adopting above-mentioned technical scheme, when rotating the pressure regulating screw rod, can drive the slider and remove on the pressure regulating screw rod, the mounting bracket also can remove thereupon, realizes adjusting the effect of drive wheel pair extrusion wheel pressure to behind the drive wheel received the reverse effort of extrusion wheel, under threaded connection has the prerequisite of auto-lock nature, mounting bracket and slider all can not remove to the direction of keeping away from the extrusion wheel, guarantee that the pressure of drive wheel pair extrusion wheel is difficult for changing.

Optionally, an arc-shaped guide rail is fixedly arranged on the rack, the bending axis of the arc-shaped guide rail coincides with the axis of a conveying roller below the compression roller, the mounting frame is connected to the arc-shaped guide rail in a sliding mode, and the pressure regulating mechanism is used for driving the mounting frame to slide on the arc-shaped guide rail.

Through adopting above-mentioned technical scheme, when adjusting the pressure of drive wheel to the pinch roller, the mounting bracket receives the effect of arc guide rail and can rotate around the axis of conveying roller, and drive wheel and drive sprocket also can rotate around the axis of conveying roller, makes drive sprocket and driven sprocket's centre-to-centre spacing can not change, and the chain also remains the state of opening all the time to ensure that drive assembly can effectively be at the power transmission between drive wheel and conveying roller.

Optionally, the pressure regulating mechanism comprises a pressure regulating screw rotatably connected to the frame, a sliding block in threaded connection with the pressure regulating screw, and a guide shaft fixedly arranged on the sliding block, wherein the axis of the guide shaft and the axis of the conveying roller are arranged in a staggered manner, and the guide shaft penetrates through the mounting frame and is in sliding connection with the mounting frame.

Through adopting above-mentioned technical scheme, rotate the pressure regulating screw and drive the slider and remove, the epaxial guiding axle that slides also can drive the mounting bracket and slide on the guiding axle, and the mounting bracket also can be because of receiving the restriction of arc guide rail down, can make pressure regulating screw drive mounting bracket rotate around the axis of conveying roller, can make the driving wheel again to produce great pressure to the extrusion wheel.

Optionally, a fixing frame is fixedly arranged on the machine frame, the scraper is connected to the fixing frame in a sliding mode, and a distance adjusting assembly capable of adjusting the scraper to move close to or far away from one side of the extrusion wheel is arranged on the fixing frame.

Through adopting above-mentioned technical scheme, under the long-time and extrusion wheel relative friction of scraper, the scraper is worn and torn easily, can make the clearance grow of scraper and extrusion wheel, can use the roll adjustment subassembly to reduce the interval of scraper and extrusion wheel this moment, guarantees that the scraper is better to the effect of scraping off of extrusion wheel surface waste material.

Optionally, the distance adjusting assembly includes a distance adjusting screw rotatably connected to the fixing frame, and a moving block threadedly connected to the distance adjusting screw, and the scraper is fixedly connected to the moving block.

Through adopting above-mentioned technical scheme, when rotating the roll adjustment screw rod, the movable block then can drive the scraper and remove on the roll adjustment screw rod to realize adjusting the function of scraper and extrusion wheel interval, under threaded connection had the prerequisite of auto-lock nature, the position of scraper also is difficult for removing, stability when improving the scraper and strike off the waste material.

In summary, the present application includes at least one of the following beneficial technical effects:

1. under the matching of the compression roller and the conveying belt, the waste materials scraped from the extrusion wheel can be compacted by the compression roller and the conveying belt and then are sent out of the extruder, so that the disordered waste materials are more regular, the waste materials are conveniently stacked and treated, workers are not easily scratched, and the workers can conveniently clean the waste materials;

2. the rotation of the conveying belt and the compression roller is driven by the friction force between the extrusion wheel and the driving wheel, no additional driving equipment is needed, the energy consumed during the operation of the extruder is saved, the manufacturing cost is reduced, and the effects of energy conservation and environmental protection are achieved;

3. the pinch roller can adjust the pressure to the pinch roller under the effect of pressure regulating mechanism to ensure that the pinch roller can produce sufficient frictional force to the pinch roller, drive pinch roller and the conveyer belt operation that makes the drive wheel can be stable, stability is higher.

Drawings

FIG. 1 is a schematic view showing the structure of a continuous extruder in example 1 of the present application.

FIG. 2 is a sectional view showing the positional relationship of the extrusion wheel, compaction wheel, forming die and cavity block.

Fig. 3 is a partial sectional view showing a positional relationship of the pressing wheel, the conveyor belt, the pressing roller, and the doctor blade.

Fig. 4 is a partial exploded view showing the connection relationship between the doctor blade and the pressing wheel.

Fig. 5 is a partial exploded view showing the connection relationship between the doctor blade and the holder.

Fig. 6 is a partial sectional view showing the structure of a drive mechanism in embodiment 2 of the present application.

Fig. 7 is a partial sectional view showing a connection relationship of the driving wheel, the mounting bracket and the fixing bracket.

Fig. 8 is a partial sectional view showing a pressure regulating mechanism and a drive wheel in embodiment 3 of the present application.

Description of reference numerals: 1. a frame; 11. forming a mold; 12. a side plate; 13. a cavity block; 131. moving the cavity; 14. a fixed mount; 141. a guide bar; 142. mounting blocks; 15. a mounting frame; 16. a slide bar; 17. an arc-shaped guide rail; 2. an extrusion wheel; 3. compacting wheels; 4. a motor; 41. a planetary reducer; 5. a scraper; 51. a chamfer plane; 52. a distance adjusting component; 521. adjusting the pitch of the screw rod; 522. a moving block; 6. a conveyor belt; 61. a conveying roller; 62. a belt; 7. a compression roller; 8. a drive mechanism; 81. a drive motor; 82. a gear set; 83. a drive wheel; 84. a transmission assembly; 841. a drive sprocket; 842. a driven sprocket; 843. a chain; 85. a tension assembly; 851. a hinged lever; 852. a tension wheel; 853. a spring; 9. a pressure regulating mechanism; 91. a pressure regulating screw; 92. a slider; 93. and a guide shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a continuous extrusion machine.

Example 1

Referring to fig. 1 and 2, the continuous extrusion machine comprises a frame 1, an extrusion wheel 2, a compaction wheel 3, a power motor 4 and a forming die 11; two side plates 12 are fixedly arranged on the rack 1, the side plates 12 are vertically and fixedly arranged on the rack 1, and the two side plates 12 are parallel to each other and are arranged at intervals; the extrusion wheel 2 and the compaction wheel 3 are rotatably connected between the two side plates 12, the axes of the extrusion wheel 2 and the compaction wheel 3 are both vertical to the side plates 12, and the compaction wheel 3 is positioned above the extrusion wheel 2 and is arranged at intervals with the extrusion wheel 2; the power motor 4 is fixedly arranged on the rack 1, a planetary reducer 41 is arranged between an output shaft of the power motor 4 and the extrusion wheel 2, and the output shaft of the power motor 4 is connected with the extrusion wheel 2 through the planetary reducer 41, so that the power motor 4 can drive the extrusion wheel 2 to rotate; a cavity block 13 is fixedly arranged between the two side plates 12, the cavity block 13 and the extrusion wheel 2 are arranged at intervals, so that a moving cavity 131 extending along the circumferential direction of the extrusion wheel 2 is formed between the cavity block 13 and the extrusion wheel 2; the forming die 11 is located on one side in the radial direction of the extrusion wheel 2, and the forming die 11 communicates with the end of the moving cavity 131.

When the continuous extrusion machine is used, a blank is placed between the extrusion wheel 2 and the compaction wheel 3, then the power motor 4 is started, the power motor 4 drives the extrusion wheel 2 to rotate, the extrusion wheel 2 drives the blank to move towards one side of the forming die 11 from the moving cavity 131 under the action of friction force, the blank is heated by friction to be heated to a recrystallization state, and the required workpiece is obtained after passing through the forming die 11.

Referring to fig. 2 and 3, the extruder further includes a scraper 5, a conveyor belt 6, a press roller 7, and a driving mechanism 8; the scraper 5 is positioned on one side of the extrusion wheel 2 far away from the forming die 11 and is used for scraping waste materials adhered to the extrusion wheel 2; the conveying belt 6 is positioned below the extrusion wheel 2, the driving mechanism 8 is used for driving the conveying belt 6 to operate, and the conveying belt 6 is used for conveying the waste materials scraped off from the extrusion wheel 2 by the scraper 5 out of the space between the two side plates 12; the compression roller 7 is located the conveyer belt 6 and keeps away from one side of extrusion wheel 2 and sets up rather than the interval, and actuating mechanism 8 also can drive compression roller 7 and rotate, makes the waste material by compression roller 7 compaction when the clearance of compression roller 7 and conveyer belt 6, reduces the volume of waste material and the burr deckle edge of banded waste material to this is convenient for the staff to collect the waste material.

Referring to fig. 4, a chamfered surface 51 is formed at one end of the scraper 5 close to the extrusion wheel 2, so that a cutting edge is formed at the end of the scraper 5, the shape of the end of the scraper 5 is matched with the shape of the circumferential side wall of the extrusion wheel 2, and the cutting edge of the scraper 5 abuts against the end of the extrusion wheel 2, so that the scraper 5 and the circumferential surface of the extrusion wheel 2 move relatively in the rotation process of the extrusion wheel 2, and waste materials adhered to the extrusion wheel 2 are scraped to the lower side of the extrusion wheel 2.

Referring to fig. 2 and 5, a fixing frame 14 is fixedly arranged between the two side plates 12, the fixing frame 14 is located on one side of the extrusion wheel 2 away from the forming die 11, a guide rod 141 is fixedly arranged on the fixing frame 14, the guide rod 141 is arranged along the radial direction of the extrusion wheel 2, the top surface of the scraper 5 is connected with an installation block 142 through a plurality of bolts, and the guide rod 141 penetrates through the installation block 142 to be connected with the installation block in a sliding manner, so that the scraper 5 can move in a direction close to or away from the extrusion wheel 2; the fixed frame 14 is further provided with a distance adjusting assembly 52, and the distance adjusting assembly 52 is used for driving the scraper 5 to slide on the guide rod 141.

After the scraper 5 is in contact with the extrusion wheel 2 for a long time, the end part of the scraper 5 is gradually worn, the distance between the scraper 5 and the extrusion wheel 2 is gradually increased, the scraping effect of the scraper 5 on the waste materials is affected, and at the moment, the distance adjusting assembly 52 can be used for driving the scraper 5 to move towards one side of the extrusion wheel 2, so that the scraper 5 is in contact with the circumferential surface of the extrusion wheel 2, and the scraping effect on the waste materials is ensured; when the end of the scraper 5 is worn more, the bolt may be unscrewed, and the scraper 5 may be removed and the cutting edge may be ground.

Referring to fig. 5, the distance adjusting assembly 52 includes a distance adjusting screw 521 and a moving block 522, an axis of the distance adjusting screw 521 is arranged along a length direction of the guide rod 141, two ends of the distance adjusting screw 521 are rotatably connected to the fixed frame 14, the moving block 522 is sleeved on the distance adjusting screw 521 and is in threaded connection with the distance adjusting screw 521, and the moving block 522 is fixedly connected to the slider 92.

By rotating the distance adjusting screw 521, the moving block 522 can be driven to slide on the guide rod 141, and the moving block 522 drives the mounting block 142 and the scraper 5 to slide, so that the function of adjusting the distance between the scraper 5 and the extrusion wheel 2 is realized. And, when scraper 5 and extrusion wheel 2 butt, scraper 5 can receive extrusion wheel 2's reverse acting force, and this moment under the prerequisite that roll adjustment screw 521 and movable block 522 threaded connection have the auto-lock nature, make scraper 5 remain stable difficult for rocking, guarantee that scraper 5 strikes off the effect better to the waste material.

Referring to fig. 3, the conveying belt 6 includes two conveying rollers 61 and a belt 62; two conveying rollers 61 all are located between two curb plates 12, and the axis of conveying roller 61 and the axis of extrusion wheel 2 all are parallel to each other, and the both ends of conveying roller 61 rotate with two curb plates 12 respectively and are connected, and one of them conveying roller 61 is located the below of extrusion wheel 2, another conveying roller 61 is located one side that forming die 11 was kept away from to extrusion wheel 2, and belt 62 cover is established and is mutually supported with both on two conveying rollers 61. The compression roller 7 is positioned right above the conveying roller 61 far away from one side of the extrusion wheel 2, and two ends of the compression roller 7 are respectively connected on the two side plates 12 in a rotating way.

After the waste material moves to between conveyer belt 6 and compression roller 7, compression roller 7 and conveyer belt 6 carry the waste material simultaneously, and the waste material passes through in the clearance of compression roller 7 and conveyer belt 6 under the drive effect simultaneously of conveyer belt 6 and compression roller 7, and the messy waste material will be pressed from both sides tightly on the conveyer belt 6 surface by compression roller 7, send out after realizing with loose waste material compaction together.

Referring to fig. 3, the driving mechanism 8 includes a driving motor 814 and a gear set 82, and an output shaft of the driving motor 814 is fixedly connected to one end of the conveying roller 61 below the pressing roller 7, so that the driving motor 814 can drive the conveying roller 61 to rotate. The gear set 82 is installed between the pressure roller 7 and the conveying roller 61 below the pressure roller, the gear set 82 is located on one side of the conveying roller 61 away from the driving motor 814, the gear set 82 is used for transmitting the power on the conveying roller 61 to the pressure roller 7, and in the embodiment, the gear set 82 is provided as two spur gears.

After starting driving motor 814, driving motor 814 drives conveying roller 61 and rotates, and belt 62 transmits between two conveying rollers 61 thereupon, simultaneously under the effect of gear train 82, makes compression roller 7 do the rotation synchronous reverse with conveying roller 61, and the tangential force that produces the waste material when making compression roller 7 rotate is unanimous with the direction of delivery of conveyer belt 6, is favorable to the waste material to pass through between compression roller 7 and the conveying roller 61, and then realizes the effect to the waste material compaction.

Example 2

The present embodiment is different from embodiment 1 in the structure of the drive mechanism 8.

Referring to fig. 6, in the present embodiment, the driving mechanism 8 includes a driving wheel 83, a transmission assembly 84, and a gear train 82; the driving wheel 83 is positioned above the scraper 5, the axis of the driving wheel 83 is parallel to the axis of the extrusion wheel 2, and the circumferential surface of the driving wheel 83 is abutted against the circumferential surface of the extrusion wheel 2, so that the driving wheel 83 can be driven to rotate by friction when the extrusion wheel 2 rotates; the transmission assembly 84 is arranged between the driving wheel 83 and the conveying roller 61 below the press roller 7, so that the driving wheel 83 can drive the conveying roller 61 to rotate through the transmission assembly 84; the gear set 82 is disposed between the pressure roller 7 and the conveying roller 61 below the pressure roller, so that the conveying roller 61 can drive the pressure roller 7 to synchronously rotate in the reverse direction through the gear set 82.

When the extrusion wheel 2 is in the pivoted in-process, can drive the drive wheel 83 and rotate rather than synchronous province under the effect of frictional force, the drive wheel 83 drives the conveying roller 61 and rotates, and the conveying roller 61 drives the compression roller 7 and rotates to this realization is to the transport and the compaction function of waste material. The whole operation of the conveying belt 6 and the compression roller 7 is driven by the extrusion wheel 2, and compared with the mode of driving by the driving motor 814 in the embodiment 1, the energy consumption of the extruder in the operation process is reduced without adopting additional driving equipment, and the energy-saving and environment-friendly effects are achieved.

Referring to fig. 6, in this embodiment, the transmission assembly 84 is provided with a driving sprocket 841, a driven sprocket 842 and a chain 843, the driving sprocket 841 is fixedly connected with one end of the driving wheel 83, the driven sprocket 842 is fixedly connected with one end of the conveying roller 61, and the chain 843 is sleeved on the driving sprocket 841 and the driven sprocket 842 and meshed with the driving sprocket 841 and the driven sprocket 842. When the driving wheel 83 rotates, the function of driving the conveying roller 61 to rotate is achieved through power transmission between the driving sprocket 841, the driven sprocket 842, and the chain 843. The transmission assembly 84 may also use a belt transmission or a synchronous belt transmission to achieve the above functions.

Referring to fig. 6 and 7, a mounting frame 15 is further disposed between the two side plates 12, the mounting frame 15 is located above the mounting frame 14, a sliding rod 16 is fixedly disposed on a side wall of each side plate 12 close to the mounting frame 15, the sliding rod 16 is disposed along a length direction of the guide rod 141, and two opposite sides of the mounting frame 15 are sleeved on the sliding rod 16 and slidably connected therewith; the driving wheel 83 is rotatably connected to the mounting frame 15, so that the mounting frame 15 can drive the driving wheel 83 to move close to or away from one side of the extrusion wheel 2, and a pressure regulating mechanism 9 for driving the mounting frame 15 to slide is further arranged between the two side plates 12.

The driving wheel 83 is worn even after receiving a friction force for a long time, so that the contact pressure between the driving wheel 83 and the extrusion wheel 2 is reduced, the friction force is reduced accordingly, and the driving wheel 83 cannot be driven by the extrusion wheel 2 easily. At this time, the pressure regulating mechanism 9 can be used to control the distance between the mounting frame 15 and the extrusion wheel 2, that is, the pressure generated by the driving wheel 83 on the extrusion wheel 2 is controlled, so as to ensure that the driving wheel 83 can be rotated by effective friction.

Referring to fig. 7, the pressure regulating mechanism 9 includes a pressure regulating screw 91 and a slider 92, the axis of the pressure regulating screw 91 is parallel to the axis of the slide bar 16, and both ends of the pressure regulating screw 91 are rotatably connected to the fixing frame 14, the slider 92 is sleeved on the pressure regulating screw 91 and is in threaded connection with the pressure regulating screw 91, and the mounting frame 15 is fixed on the slider 92. Through rotating pressure regulating screw 91, can realize the gliding function of drive slider 92 and mounting bracket 15 to, when the reverse effort of extrusion wheel 2 was born to drive wheel 83, through pressure regulating screw 91 and slider 92's auto-lock nature, make drive wheel 83 can not reverse movement by oneself, with this pressure of drive wheel 83 to extrusion wheel 2 has been guaranteed.

However, when the driving wheel 83 is moved along the sliding rod 16, the center distance between the driving sprocket 841 and the driven sprocket 842 is changed, the tension degree of the chain 843 is changed, and in order to adapt the chain 843 to different positions of the driving sprocket 841, a tension assembly 85 is further provided on the mounting frame 15, so that the chain 843 is always in a tension state, and the power transmission between the driving sprocket 841 and the driven sprocket 842 is ensured.

Referring to fig. 7, the tension assembly 85 includes a hinge rod 851, a tension wheel 852, and a spring 853; one end of the hinge rod 851 is hinged with one of the fixing frames 14, the other end extends obliquely downwards, the tension wheel 852 is rotatably connected with the bottom end of the hinge rod 851, the axis of the tension wheel 852 is parallel to the axis of the driving chain wheel 841, the spring 853 is arranged between the hinge rod 851 and the fixing frame 14, and the tension wheel 852 abuts against the chain 843, so that the tension wheel 852 provides a pressing force to the chain 843 through the self-gravity and the elastic force of the spring 853.

When the center frame of the driving sprocket 841 and the driven sprocket 842 changes, the tension wheel 852 moves along with the driving sprocket 841 and the driven sprocket 842 to change the length of the chain 843 between the driving sprocket 841 and the driven sprocket 842, so that the power transmission action of the chain 843 between the driving sprocket 841 and the driven sprocket 842 is ensured.

Example 3

This embodiment is different from embodiment 2 in the manner of sliding the mount 15.

Referring to fig. 8, each side plate 12 is close to and all has set firmly arc guide rail 17 on the lateral wall of drive wheel 83, and the crooked axis of arc guide rail 17 coincides with conveying roller 61 axis below compression roller 7, and the relative both sides of mounting bracket 15 distribute and arc guide rail 17 sliding connection, and pressure regulating mechanism 9 then is used for driving mounting bracket 15 and slides on arc guide rail 17.

When the pressure between the driving wheel 83 and the extrusion wheel 2 is adjusted, the mounting frame 15 and the driving wheel 83 are enabled to rotate around the axis of the conveying roller 61 on the arc-shaped guide rail 17, at the moment, the driving chain wheel 841 also rotates around the axis of the driven chain wheel 842, the center frames of the driving chain wheel 841 and the driven chain wheel 842 are enabled not to change, the tensioning degree of the chain 843 is also enabled not to change, and the tensioning assembly 85 is not required to be arranged to adjust the tensioning force of the chain 843.

Referring to fig. 8, the pressure regulating mechanism 9 is also different from that in embodiment 2 in that a guide shaft 93 is fixedly disposed on the slider 92, the guide shaft 93 is disposed along the vertical direction, and the guide shaft 93 penetrates through the mounting frame 15 and is slidably connected thereto. When the slider 92 moves, the guide shaft 93 can push the mounting frame 15 to move in a direction close to or away from the extrusion wheel 2, and simultaneously, under the guiding effect of the arc-shaped guide rail 17, the mounting frame 15 can also slide up and down on the guide shaft 93, so that the function of rotating the mounting frame 15 around the axis of the conveying roller 61 is realized, and the structure is simple and practical.

The implementation principle of the continuous extruder in the embodiment of the application is as follows: through set up conveyer belt 6 and compression roller 7 in the below at extrusion wheel 2 and scraper 5, the waste material of scraping 5 scrapes off 1 inboards in the frame, and be banded and mixed and disorderly waste material when passing through compression roller 7, can be for comparatively regular shape by compression roller 7 compaction, the volume and the burr deckle edge of waste material have been reduced, make things convenient for follow-up collection processing to the waste material, the staff is difficult by the fish tail when carrying the waste material, the convenience of waste material clearance in the continuous extrusion machine of models such as MFCCE500 and MFCCE700 has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A continuous extrusion machine characterized by: comprises a frame (1), an extrusion wheel (2) rotationally connected to the frame (1), a scraper (5) arranged on the frame (1), a conveying belt (6) positioned below the extrusion wheel (2) and a compression roller (7) rotationally connected to the frame (1);

the conveying belt (6) is used for conveying the waste falling below the extrusion wheel (2) to one side far away from the extrusion wheel (2), the compression roller (7) is positioned on one side, far away from the extrusion wheel (2), of the conveying belt (6), and the compression roller (7) and the conveying surface of the conveying belt (6) are arranged at intervals; a driving mechanism (8) is arranged on the rack (1), the driving mechanism (8) is used for driving the compression roller (7) to rotate, the direction of a tangential force generated by the end part, close to the conveying belt (6), of the compression roller (7) when rotating is consistent with the conveying direction of the conveying belt (6), the conveying belt (6) comprises two conveying rollers (61) which are rotatably connected to the rack (1), and a belt (62) which is sleeved on the two conveying rollers (61); the pressing roller (7) is positioned right above the conveying roller (61) far away from one side of the extrusion wheel (2), the driving mechanism (8) is used for driving one conveying roller (61) to rotate, a gear set (82) is arranged between the pressing roller (7) and the corresponding conveying roller (61), the pressing roller (7) and the conveying roller (61) synchronously and reversely rotate through the gear set (82), the driving mechanism (8) comprises a driving wheel (83) rotatably connected to the rack (1) and a transmission assembly (84) arranged between the driving wheel (83) and the conveying roller (61), the axis of the driving wheel (83) is parallel to the axis of the extrusion wheel (2), the circumferential surface of the driving wheel (83) is abutted against the circumferential surface of the extrusion wheel (2), and the transmission assembly (84) is used for transmitting the power generated when the driving wheel (83) rotates to the conveying roller (61) below the pressing roller (7), drive assembly (84) include with drive wheel (83) fixed connection's drive sprocket (841), with conveying roller (61) fixed connection's driven sprocket (842) and meshing chain (843) on drive sprocket (841) and driven sprocket (842), actuating mechanism (8) still include sliding connection mounting bracket (15) in frame (1), drive mounting bracket (15) do be close to or keep away from the gliding pressure regulating mechanism (9) of extrusion wheel (2) direction, drive wheel (83) rotate to be connected on mounting bracket (15), arc guide rail (17) has set firmly on frame (1), the crooked axis of arc guide rail (17) and conveying roller (61) axis coincidence that is located compression roller (7) below, mounting bracket (15) sliding connection is on arc guide rail (17), pressure regulating mechanism (9) are used for driving mounting bracket (15) and slide on arc guide rail (17), pressure regulating mechanism (9) including rotate pressure regulating screw (91), threaded connection on pressure regulating screw (91) and set firmly guiding axle (93) on slider (92) of connection on frame (1), the axis of guiding axle (93) sets up with the axis of conveying roller (61) is crisscross, just guiding axle (93) run through mounting bracket (15) rather than sliding connection.

2. A continuous extrusion press as claimed in claim 1, wherein: the scraper conveyor is characterized in that a fixing frame (14) is fixedly arranged on the rack (1), the scraper (5) is connected to the fixing frame (14) in a sliding mode, and a distance adjusting assembly (52) capable of adjusting the scraper (5) to move close to or far away from one side of the extrusion wheel (2) is arranged on the fixing frame (14).

3. A continuous extrusion press as claimed in claim 2, wherein: the distance adjusting assembly (52) comprises a distance adjusting screw rod (521) rotatably connected to the fixed frame (14) and a moving block (522) in threaded connection with the distance adjusting screw rod (521), and the scraper (5) is fixedly connected with the moving block (522).