Anti-blocking modular drum bag breaking mechanism

Abstract

The application discloses a kind of anti-jamming modular rotary drum bag breaking mechanism.The bag breaking mechanism includes module screen, blocking separation part, feed roller, discharge roller, driving device, hook cutter assembly, spiral primary cutter and base;Module screen uses split module screen and split screen module, screen unit is fixed radially and axially, and screen module is high-strength three-dimensional framework;Blocking guide of blocking separation part is connected with the shell with lateral opening formed by lining plate, and the upper end of three-dimensional screen pipe is connected with the screening hole of screen unit, and the lower end is connected with the separation hole of lining plate;Feed roller and discharge roller are connected at the outermost end of module screen, and the lower end is driven by rolling friction driving of driving device;Several hook cutter assemblies are staggered installed in screen module, and several spiral primary cutters are arrayed installed in feed roller.The application has the advantages of quick and low-cost maintenance, efficient separation without jamming, and comprehensive utilization of original equipment.

Description

TECHNICAL FIELD

[0001] The present application relates to a bagged garbage bag breaking and sorting device, in particular to a modular rotary drum bag breaking mechanism capable of preventing blockage. BACKGROUND

[0002] With the rapid development of urbanization, there are more and more renovation garbage and household garbage, and people usually package the renovation garbage and household garbage for unified recycling by garbage trucks of city public departments.

[0003] Due to the environmental protection and safety and health disadvantages of manual garbage disposal, bagged garbage begins to use a mechanical processing line such as a rotary drum screen. The working principle of the current rotary drum screen is that garbage enters a rotating drum from a feed inlet, a bag breaking cutter passively cuts and breaks the bag, and the garbage is coarsely sorted from a screen. The defects are as follows: firstly, 2D materials such as mixed strips and films in the garbage are easily blocked in the screen, affecting the screening efficiency, and the screen needs to be frequently cleaned and maintained, affecting the sorting speed. Moreover, the materials are easily damaged in the screen for a long time, causing the screen to be frequently replaced; secondly, the whole screen is used, the screen drum is a consumable part, needs to be frequently replaced, the whole screen needs to be replaced, greatly increasing the screening cost, and the maintenance and replacement time is long, the equipment downtime is long, the production rate is low, the whole screen has low strength and is easily damaged. SUMMARY

[0004] In order to solve one or more of the above problems, the present application provides a modular rotary drum bag breaking mechanism capable of preventing blockage.

[0005] According to one aspect of the present application, the modular rotary drum bag breaking mechanism capable of preventing blockage comprises a module screen, a blocking and separating part, a feed roller ring, a discharge roller ring, a driving device, a hooking and cutting cutter assembly, a spiral primary cutting cutter and a base;

[0006] The module screen comprises a plurality of screen units, a screen body module and a circumferential pressing plate. The screen body module is a circular ring framework formed by connecting a plurality of circumferential array axial connecting plates in the middle of two parallel end rings. The circular ring framework is divided into a plurality of installation cavities by the axial connecting plates. The circumferential pressing plate and the arc connecting plate on the lower side of the end ring clamp the two arc ends of the screen unit, so that the screen unit is fixed inside each installation cavity. The first axial hole of the adjacent screen body module is connected by a threaded part, forming a modular screen drum.

[0007] The blocking separation part comprises a blocking guide, a lining plate, and a three-dimensional sieve pipe. The blocking guide is connected to the lower end of the lining plate to form a shell with a lateral opening. The three-dimensional sieve pipe is provided with radial blocking sieve holes in the middle. The upper end of the three-dimensional sieve pipe is connected to the sieve holes of the sieve unit, and the lower end is connected to the separation holes of the lining plate. Coarse materials enter the blocking sieve holes and are discharged through the lateral opening to the lower discharge port. When the blocking guide rotates above the module sieve, 2D materials fall into the module sieve and are discharged from the discharge port, thereby realizing coarse material selection and preventing blockage.

[0008] The feed roller and the discharge roller are respectively connected to the outermost end of the module sieve. The driving device is installed on the base and rolls and rubs to drive the feed roller and the discharge roller, thereby realizing the continuous rolling of the split module sieve.

[0009] A plurality of hooking and cutting knife assemblies are staggered and installed on the knife installation end of the sieve module, and a plurality of spiral primary cutting knives are arrayed in the feed roller, thereby passively cutting and rotating the hooking and cutting to quickly break the bag.

[0010] In some embodiments, the blocking guide comprises a lower blocking plate, two side sealing plates, and a rear baffle. The lower blocking plate, the lining plate, and the sieve unit are concentrically arranged as circular arc plates from the outside to the inside.

[0011] The two side sealing plates are symmetrically arranged as radial circular ring plates. The upper ends of the two side sealing plates are vertically connected to the sides of the lining plate, and the lower ends are vertically connected to the sides of the lower blocking plate. The upper end of the rear baffle is connected to the outer wall of the lining plate, and the lower end is connected to the upper wall of the lower blocking plate. The front side of the rear baffle is connected to the rear end of the side sealing plate. The first wing plate at the upper end of the rear baffle is fixedly connected to the lining plate by a threaded fastener.

[0012] In some embodiments, the lower blocking plate and the rear baffle are an integral bent structure. The rear end of the circular arc base plate of the lower blocking plate is bent upward to form the rear baffle. The rear end of the circular arc base plate and the lower end of the rear baffle are provided with a first bent inclined plate. The front end of the circular arc base plate is provided with a right-angled bent speed reduction step.

[0013] In some embodiments, the blocking separation part further comprises a side connecting leg. The upper end of the side connecting leg is fixedly connected to the sieve unit.

[0014] The upper end of the side connecting leg passes through the C-shaped notch on both sides of the lining plate and fits the inner wall of the side sealing plate, and is detachably connected by a threaded fastener.

[0015] In some embodiments, the three-dimensional sieve pipe is a circular ring pipe structure. The lining plate is arrayed with a plurality of separation holes. The separation holes are stepped through holes or circular through holes. The upper end of the three-dimensional sieve pipe is tightly fitted and inserted into the sieve holes, and the lower end is tightly fitted and inserted into the separation holes. The connected parts are spot welded.

[0016] In some embodiments, the screen unit comprises two arc edges of the arc sheet substrate, the two arc edges are provided with intermediate radial through holes at equal intervals, and the two axial edges are provided with first connecting holes at equal intervals;

[0017] The axial connecting plates of the screen body module are arranged in a circumferential array and are threadedly connected to the inner walls of the end rings at both ends, thereby forming a circular ring framework. The outer side edges of each arc connecting plate are fixedly connected to the inner walls of the end rings. The arc connecting plates are provided with a plurality of outer radial through holes arranged at equal angles. The axial connecting plates are provided with second connecting holes distributed at equal intervals. The end rings are provided with a circumferential array of first axial holes.

[0018] The inside of each mounting cavity of the screen body module, the threaded members pass through the outer radial through holes, the intermediate radial through holes, and are screwed into the inner radial threaded holes of the circumferential pressing plates, thereby making the screen unit be firmly clamped and fixed in the circumferential direction by the inner walls of the arc connecting plates on the outside and the circumferential pressing plates on the inside. The threaded members pass through the second connecting holes and are screwed into the first connecting holes, thereby achieving the fixation of the four edges of the screen unit, and finally forming a screen cylinder unit.

[0019] In some embodiments, the two ends of the axial connecting plate are flushly welded to connect two side end plates. The side end plates are provided with two third connecting holes. The end rings are provided with a circumferential array of second axial holes. The threaded members pass through the second axial holes and are screwed into the third connecting holes. A vertical rib plate is vertically welded to the upper surface of the axial connecting plate to form a T-shaped member.

[0020] In some embodiments, a triangular rib plate is fixed at each of the four end corners where the axial connecting plate and the arc connecting plate intersect. The triangular rib plate and the screen unit are connected by the threaded members, thereby achieving the reinforced connection of the screen unit and the screen body module.

[0021] In some embodiments, the circumferential pressing plate comprises a plurality of arc plates, and the arc plates are arranged at equal angles to distribute two rows of inner radial threaded holes.

[0022] The modular screen also comprises an axial pressing plate. The threaded members pass through the second connecting holes, the first connecting holes, and are screwed into the sixth connecting holes of the axial pressing plate, thereby achieving the axial clamping and fixation of the screen unit by the axial pressing plate and the axial connecting plate.

[0023] In some embodiments, the screen holes of adjacent rows are staggered, and the screen hole of the next row is located on the center line of the two screen holes of the previous row.

[0024] The arc connecting plates and the axial connecting plates of adjacent two screen body modules intersect at the tool mounting end.

[0025] The anti-blocking modular bag breaking mechanism is composed of a split module screen and a split screen body module, the screen units are fixed in the radial and axial directions, the screen body module is a high-strength three-dimensional framework, and a blocking separation part is arranged, the blocking material guide restricts the discharge length of strip materials and 2D materials, the three-dimensional screen pipe has a damping effect on the strip materials, the passing time of the strip materials and 2D materials is reduced, when being rotated to the upper end, the 2D materials and strip materials are automatically dropped due to gravity, and the screen mesh is prevented from being blocked. The beneficial effects are as follows: (1) the screen unit is a modular split structure, only the damaged unit needs to be replaced, the high cost of overall replacement is avoided, only the threaded fasteners need to be loosened, maintenance and replacement are fast, the equipment downtime is short, and the production rate is high; (2) the screen mesh is fixed in the radial direction and has axial fixation, the screen mesh is fixed firmly and is not easy to loosen; the screen body has high structural strength and can bear large stress impact, is suitable for alternating load impact of drum cutting, and has a long service life; (3) the blocking separation part enables the screen mesh to smoothly separate materials, the screening effect is good, the separation efficiency is high, the maintenance speed of the screen mesh is reduced, and the replacement phenomenon caused by frequent damage of the screen mesh is avoided; (4) the three-dimensional screen pipe increases the passing time of the strip materials to prevent blocking, and the blocking prevention effect is high in combination with the blocking material guide; (5) the structure is simple, is organically combined with the drum screen and the inner cavity of the shell, does not occupy extra space, can be directly modified on the original equipment, greatly reduces the equipment modification cost, effectively utilizes resources, and avoids public resource waste caused by re-investment. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application.

[0027] Figure 2 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application. Figure 1 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application.

[0028] Figure 3 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application. Figure 2 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application.

[0029] Figure 4 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application. Figure 2 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application.

[0030] Figure 5 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application. Figure 2 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application.

[0031] Figure 6 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application. Figure 1 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application.

[0032] Figure 7 It is a three-dimensional schematic view of an anti-blocking modular drum bag breaking mechanism according to an embodiment of the present application.Figure 6 a three-dimensional schematic view of the circumferential pressing plate shown in FIG. 1;

[0033] Figure 8 a three-dimensional schematic view of the circumferential pressing plate shown in FIG. 1; Figure 6 a three-dimensional schematic view of the screen unit shown in FIG. 2;

[0034] Figure 9 a three-dimensional schematic view of the screen unit shown in FIG. 2; Figure 6 a three-dimensional schematic view of the screen body module shown in FIG. 3;

[0035] Figure 10 a three-dimensional schematic view of the screen unit shown in FIG. 2; Figure 9 a three-dimensional schematic view of the axial connecting plate shown in FIG. 4;

[0036] Module screen 1, screen unit 11, screen hole 110, intermediate radial through hole 111, first connecting hole 112, fifth connecting hole 113; screen body module 12, end ring 120, mounting cavity 1200, first axial hole 1201, second axial hole 1202, circular arc connecting plate 121, outer radial through hole 1210, rectangular notch 1211, axial connecting plate 122, second connecting hole 1220, vertical rib plate 1221, side end plate 123, third connecting hole 1230, triangular rib plate 124, fourth connecting hole 1241, cutter mounting end 125, circumferential pressing plate 13, inner radial threaded hole 131;

[0037] Blocking separation part 2, lateral open 20, blocking material guide 21, lower blocking plate 211, deceleration step 2111, side sealing plate 212, first through hole 2121, rear baffle 213, first wing plate 2131, second through hole 2132, lining plate 22, separation hole 220, second threaded hole 221, C-shaped notch 222, upper step hole 223, three-dimensional screen pipe 23, blocking screen hole 230, side connecting leg 24, first threaded hole 241;

[0038] Feed roller 3; discharge roller 4; driving device 5; hooking and cutting knife assembly 6; spiral primary cutting knife 7; base 8. DETAILED DESCRIPTION

[0039] The application will be further described below in conjunction with the drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" refer to the directions towards or away from the geometric center of a particular component.

[0040] Figures 1 to 10 A schematic view of a jam-preventing modular drum bag-breaking mechanism according to an embodiment of the application is shown. As shown in the figure, the device comprises: a module screen 1, a blocking separation part 2, a feed roller 3, a discharge roller 4, a driving device 5, a hooking and cutting knife assembly 6, a spiral primary cutting knife 7, and a base 8;

[0041] The module screen 1 comprises: a plurality of screen units 11, screen body modules 12, and a circumferential pressing plate 13. The screen body module 12 is a circular ring framework formed by connecting two parallel end rings 120 through a plurality of circumferential arrays of axial connecting plates 122. The circular ring framework is divided into a plurality of installation cavities 1200 by the axial connecting plates 122. The circumferential pressing plate 13 and the circular arc connecting plate 121 on the lower side of the end ring 120 clamp the two circular arc ends of the screen unit 11, so that the screen unit 11 is fixed inside each installation cavity 1200. The first axial hole 1201 of the adjacent screen body module 12 is connected by a threaded part, forming a modular screen cylinder.

[0042] The blocking separation part 2 comprises: a blocking material guide 21, a lining plate 22, and a three-dimensional screen pipe 23. The blocking material guide 21 is connected to the lower end of the lining plate 22 to form a housing with a lateral opening 20. The three-dimensional screen pipe 23 is provided with a radial blocking screen hole 230 in the middle. The upper end of the three-dimensional screen pipe 23 is connected to the screening hole 110 of the screen unit 11, and the lower end is connected to the separation hole 220 of the lining plate 22. The coarse material enters the blocking material guide 21 through the blocking screen hole 230 and is discharged through the lateral opening 20 to the lower discharge port. When the blocking material guide 21 rotates above the module screen 1, the 2D material falls into the module screen 1 and is discharged from the discharge port, thereby realizing coarse material and preventing blockage.

[0043] The feed roller 3 and the discharge roller 4 are respectively threadedly connected to the two outermost end rings 120 of the module screen 1. The driving device 5 is installed on the base 8 and rolls and rubs to drive the feed roller 3 and the discharge roller 4, thereby realizing the continuous rolling of the split modular screen cylinder.

[0044] A plurality of hooking and cutting knife assemblies 6 are staggered and installed on the knife tool installation end 125 of the screen body module 12, and a plurality of spiral primary cutting knives 7 are arrayed and installed in the feed roller 3, thereby passively cutting and rotating the hooking and cutting to quickly break the bag.

[0045] The anti-blocking modular drum bag breaking mechanism is composed of a split module screen 1 with a plurality of screen units 11 and a split screen body module 2. The screen units 11 are fixed in the radial and axial directions, and the screen body module 12 is a high-strength three-dimensional framework. A blocking and separating part 2 is arranged, the blocking material guide 21 limits the discharge length of strip-shaped materials and 2D materials, and the three-dimensional screen pipe 23 has a damping effect on strip-shaped materials, which can reduce the passing time of strip-shaped materials and 2D materials. When rotated to the upper end, the 2D materials and strip-shaped materials are automatically dropped due to gravity, preventing the screen from being blocked. The beneficial effects are: first, the screen unit 11 is a modular split structure, which can only replace the damaged unit, avoiding the high cost of overall replacement, and only needs to loosen the threaded parts to complete the maintenance and replacement quickly, with short equipment downtime and high productivity; second, the screen is clamped and fixed in the radial direction, and has axial fixation, so the screen is fixed firmly and not easy to loosen; the screen body has high structural strength and can bear large stress impact, suitable for alternating load impact of drum cutting, with long service life; third, the blocking and separating part 2 allows the screen to smoothly separate materials, has good screening effect and high separation efficiency, reduces the maintenance speed of the screen, and avoids the replacement caused by frequent damage of the screen; fourth, the three-dimensional screen pipe 23 cleverly increases the passing time of strip-shaped materials to prevent blocking, combined with the blocking material guide 21, the anti-blocking effect is efficient; fifth, the structure is simple, organically combined with the drum screen and the inner cavity of the shell, does not occupy extra space, can be applied to direct modification of the original equipment, greatly reduces the equipment modification cost, effectively utilizes resources, and avoids waste of public resources caused by re-investment.

[0046] Preferably, the blocking material guide 21 includes a lower blocking plate 211, two side sealing plates 212, and a rear baffle 213; the lining plate 22 and the lower blocking plate 211 of the blocking material guide 21 are circular arc plates, and the lower blocking plate 211, the lining plate 22, and the screen unit 11 are concentrically arranged from outside to inside; the beneficial effects are: the tangential centrifugal force of the material flow can quickly separate the materials.

[0047] The two side sealing plates 212 are symmetrically arranged radial circular ring plates, and the upper ends of the two side sealing plates 212 are vertically connected to the two sides of the lining plate 22, and the lower ends are vertically connected to the two sides of the lower blocking plate 211; the rear baffle 213 is connected to the outer wall of the lining plate 22 at the upper end and connected to the upper wall of the lower blocking plate 211 at the lower end, and the front side of the rear baffle 213 is connected to the rear end of the side sealing plate 212;

[0048] The first wing plate 2131 at the upper end of the rear baffle 213 is provided with a plurality of equally spaced second through holes 2132, and the lining plate 22 is provided with a plurality of equally spaced second threaded holes 221, and the threaded parts are screwed into the second threaded holes 221 through the second through holes 2132, so that the rear baffle 213 and the lining plate 22 are fixedly connected by threads.

[0049] The lateral opening 20 is directed towards the rotation direction of the screen unit 11.

[0050] Preferably, the lower blocking plate 211 and the rear baffle 213 are an integral bending structure, the lower blocking plate 211 comprises a circular arc base plate, the rear end of the circular arc base plate is upwardly bent to form the rear baffle 213, the rear end of the circular arc base plate and the lower end of the rear baffle 213 are further provided with a first bending inclined plate, and the front end of the circular arc base plate is further provided with a right-angle bending speed reduction step 2111. The beneficial effects are as follows: the integral bending structure is easy to process and manufacture, and has high overall strength; the first bending inclined plate makes the two be formed by twice bending, reduces the bending intersection, and avoids stress cracks caused by large-angle bending; the speed reduction step can reduce the discharge speed of the material, change the movement direction of the material, and play a certain guiding role.

[0051] Preferably, the two side sealing plates 212 are point-welded and fixedly connected to the lower blocking plate 211 at the lower end and to the lining plate 22 at the upper end. The beneficial effects are as follows: the point welding ensures firm connection and avoids component deformation caused by full welding.

[0052] Preferably, the side connecting leg 24 is further provided, the upper end of the side connecting leg 24 is fixedly connected to the screen unit 11, the lower end of the side connecting leg 24 is provided with a horizontal first threaded hole 241, the side sealing plate 212 is provided with a horizontal first through hole 2121,

[0053] The upper end of the side connecting leg 24 penetrates through the C-shaped notch 222 on both sides of the lining plate 22 and is attached to the inner wall of the side sealing plate 212, a threaded member penetrates through the first threaded hole 241 and is screwed into the first through hole 2121, so as to realize detachable connection of the two. The beneficial effects are as follows: the built-in side connecting leg further reduces the overall equipment volume.

[0054] Preferably, the upper end of the side connecting leg 24 is welded to the screen unit 11.

[0055] Preferably, the three-dimensional screen pipe 23 is a circular ring pipe structure, the lining plate 22 is arrayed with a plurality of separation holes 220, the separation hole 220 is a stepped through hole or a circular through hole, the upper end of the three-dimensional screen pipe 23 is tightly fitted and connected to the screening hole 110 and the lower end is tightly fitted and connected to the separation hole 220, and the connecting parts are point-welded. The beneficial effects are as follows: the point-welded connection has high structural strength.

[0056] Preferably, the separation hole 220 and the screening hole 110 are stepped through holes, the upper step hole 223 of the separation hole 220 and the lower step hole of the screening hole 110 are the same as the outer diameter of the three-dimensional screen pipe 23, the upper end of the three-dimensional screen pipe 23 is tightly fitted and connected to the lower step hole of the screening hole 110 and the lower end is tightly fitted and connected to the upper step hole 223 of the separation hole 220. The beneficial effects are as follows: the stepped through hole has a convenient installation structure and high connection precision.

[0057] Preferably, the screen unit 11 comprises a circular-arc sheet-shaped base plate, a plurality of rows and columns of screening holes 110 are uniformly distributed on the base plate, and a plurality of intermediate radial through holes 111 are equidistantly arranged on the two circular-arc edges of the base plate, and a plurality of first connecting holes 112 are equidistantly arranged on the two axial edges of the base plate.

[0058] The screen body module 12 comprises two end rings 120 and a plurality of circular-arc connecting plates 121 and axial connecting plates 122, the plurality of axial connecting plates 122 are circumferentially arrayed and threadedly connected to the inner walls of the end rings 120 at both ends, thereby forming a circular ring framework, and the region surrounded by the two adjacent axial connecting plates 122 and the two side end rings 120 is an installation cavity 1200, each circular-arc connecting plate 121 is fixedly connected to the inner wall of the end ring 120 at the outer side edge thereof, a plurality of equiangularly arrayed outer radial through holes 1210 are arranged on the circular-arc connecting plate 121, the axial connecting plate 122 is provided with a plurality of equidistantly distributed second connecting holes 1220, and the end ring 120 is provided with a circumferentially arrayed first axial hole 1201.

[0059] The inner side of each installation cavity 1200 of the screen body module 12 is threadedly connected to the outer radial through hole 1210, the intermediate radial through hole 111 and the inner radial threaded hole 131 of the circumferential pressing plate 13, thereby enabling the screen unit 11 to be detachably and firmly clamped and fixed in the circumferential direction by the inner wall of the outer circular-arc connecting plate 121 and the circumferential pressing plate 13, the threaded member is threadedly connected to the first connecting hole 112 through the second connecting hole 1220, thereby enabling the four edges of the screen unit 11 to be fixed, and finally forming a screen cylinder unit.

[0060] Preferably, the two ends of the axial connecting plate 122 are flushly welded to connect two side end plates 123, the side end plate 123 is provided with two third connecting holes 1230, the end ring 120 is provided with a circumferentially arrayed second axial hole 1202, and the threaded member is threadedly connected to the third connecting hole 1230 through the second axial hole 1202, thereby enabling the axial connecting plate 122 and the side end plate 123 to be detachably connected; the beneficial effect is that the axial connecting plate 122 and the side end plate 123 can be detachably connected, thereby facilitating disassembly.

[0061] The two ends of the circular-arc connecting plate 121 are further provided with rectangular notches 1211, and the side end plate 123 is inserted into the gap hole surrounded by the rectangular notches 1211 and the end ring 120. The beneficial effect is that the structure can reduce the size of the equipment and improve the installation precision.

[0062] Preferably, a vertical rib plate 1221 is vertically welded to the upper surface of the axial connecting plate 122, thereby forming a T-shaped component. The beneficial effect is that the structure further improves the strength of the screen body.

[0063] Preferably, the axial connecting plate 122 is a T-shaped steel material. The beneficial effect is that the selected material has high structural strength and high part precision.

[0064] Preferably, the four end corners where the axial web plate 122 and the circular arc web plate 121 intersect are also respectively fixed with triangular rib plates 124, the triangular rib plates 124 are provided with fourth connecting holes 1241, the base plate is provided with fifth connecting holes 113, the threaded fasteners are screwed into the fourth connecting holes 1241 through the fifth connecting holes 113, so that the screen unit 11 and the screen body module 12 are connected and reinforced. The beneficial effect is that the structure further improves the fixing accuracy of the screen unit 11.

[0065] Preferably, the circumferential pressing plate 13 is a circular ring plate, and the circular ring plate is provided with two rows of inner diameter radial threaded holes 131 in an array along the circumference of the circular ring plate.

[0066] Preferably, the circumferential pressing plate 13 is a plurality of circular arc plates, the circular arc plates are distributed at equal angles and provided with two rows of inner diameter radial threaded holes 131, and the arc of the circular arc plates is the same as the arc of the base plate. The beneficial effect is that the structure is convenient for maintenance and replacement.

[0067] Preferably, the structure further comprises a plurality of axial pressing plates, the axial pressing plates are provided with a plurality of sixth connecting holes at equal intervals, the threaded fasteners are screwed into the sixth connecting holes through the second connecting holes 1220 and the first connecting holes 112, so that the screen unit 11 is axially clamped and fixed by the axial pressing plates and the axial web plates 122. The beneficial effect is that the axial pressing plates can realize four-side clamping and fixing of the screen, and the structure has high strength.

[0068] Preferably, the second connecting holes 1220 are through holes, and the first connecting holes 112 are threaded holes. The beneficial effect is that the structure is simple and the threaded connection is adopted.

[0069] Preferably, the adjacent rows of screen holes 110 are staggered, and the screen holes 110 of the next row are located on the center lines of the two screen holes 110 of the previous row. The beneficial effect is that the staggered arrangement can improve the screening effect of the material.

[0070] Preferably, the circular arc web plates 121 and the axial web plates 122 of the adjacent two screen body modules 12 intersect to form tool mounting ends 125. The beneficial effect is that the position has high structural strength, can stably fix the tool, and avoids shaking of the tool.

[0071] The above only describes some embodiments of the present application. Those skilled in the art can make several modifications and improvements without departing from the concept of the present application, and these all belong to the protection scope of the present application.

Claims

1. A modular, jam-resistant beater bag breaking mechanism, characterized in that, include: Modular screen (1), barrier separation section (2), feed roller (3), discharge roller (4), drive device (5), hook cutter assembly (6), spiral primary cutter (7), and base (8); The modular screen (1) includes: several screen units (11), screen body modules (12) and circumferential pressure plates (13). The screen body module (12) is formed by two parallel end rings (120) connected by several axial connecting plates (122) in a circular array to form a circular skeleton. The circular skeleton is divided into several mounting cavities (1200) by the axial connecting plates (122). The circumferential pressure plate (13) and the arc connecting plate (121) on the lower side of the end rings (120) clamp the two arc ends of the screen unit (11) so that the screen unit (11) is fixed inside each mounting cavity (1200). The first axial holes (1201) of adjacent screen body modules (12) are connected by threaded parts to form a modular screen cylinder. The barrier separation section (2) includes: a barrier guide (21), a liner (22), and a three-dimensional screen tube (23). The barrier guide (21) is connected to the lower end of the liner (22) to form a shell with a side opening (20). The three-dimensional screen tube (23) has a radial barrier screening hole (230) in the middle. The upper end of the three-dimensional screen tube (23) is connected to the screening hole (110) of the screen unit (11), and the lower end is connected to the separation hole (220) of the liner (22). The coarse material enters the barrier guide (21) through the barrier screening hole (230) and is discharged to the lower outlet through the side opening (20). When the barrier guide (21) rotates to the top of the modular screen (1), the 2D material falls back into the modular screen (1) and is discharged from its outlet port, thereby achieving coarse material selection and preventing blockage. The feed roller (3) and the discharge roller (4) are respectively connected to the outermost end ring (120) of the modular screen (1). The drive device (5) is installed on the base (8) and drives the feed roller (3) and the discharge roller (4) respectively by rolling friction, thereby realizing the continuous rolling of the split modular screen cylinder. Several hook-cutting blade assemblies (6) are staggered on the blade mounting end (125) of the screen body module (12), and several spiral primary cutters (7) are arrayed inside the feed roller (3) to perform passive cutting and rotating hook-cutting to quickly break the bag; The material guide (21) includes a lower barrier plate (211), two side sealing plates (212) and a rear baffle (213); the lower barrier plate (211), the liner plate (22) and the screen unit (11) are concentric arc panels arranged from the outside to the inside; The screen unit (11) includes two arc-shaped substrates with equal spacing of central radial through holes (111) on the two arc edges and equal spacing of first connecting holes (112) on the two axial edges.

2. A modular de-bagging mechanism that prevents jamming as claimed in claim 1, wherein Two side sealing plates (212) are radially arranged circular ring plates, the upper ends of the two side sealing plates (212) are vertically connected to the two sides of the lining plate (22), and the lower ends of the two side sealing plates (212) are vertically connected to the two sides of the lower blocking plate (211); the upper end of the rear baffle (213) is connected to the outer wall of the lining plate (22), and the lower end of the rear baffle (213) is connected to the upper wall of the lower blocking plate (211); the front side of the rear baffle (213) is connected to the rear end of the side sealing plate (212); the first wing plate (2131) at the upper end of the rear baffle (213) is fixedly connected to the lining plate (22) by a threaded fastener.

3. A modular de-bagging mechanism according to claim 2, wherein, The lower blocking plate (211) and the rear baffle (213) are an integral bending structure, the rear end of the circular arc base plate of the lower blocking plate (211) is upwardly bent to form the rear baffle (213); the rear end of the circular arc base plate and the lower end of the rear baffle (213) are further provided with a first bending inclined plate; the front end of the circular arc base plate is further provided with a right-angle bending speed reduction step (2111).

4. A modular de-bagging mechanism according to claim 2, wherein, The blocking separation part (2) further comprises a side connecting leg (24), and the upper end of the side connecting leg (24) is fixedly connected to the screen unit (11). The upper end of the side connecting leg (24) passes through the C-shaped notch (222) on the two sides of the lining plate (22) and is attached to the inner wall of the side sealing plate (212), and is detachably connected by a threaded fastener.

5. A modular de-bagging mechanism according to claim 2, wherein, The three-dimensional screen pipe (23) is a circular ring pipe structure, the lining plate (22) is arrayed with a plurality of separation holes (220), the separation holes (220) are stepped through holes or circular through holes, the upper end of the three-dimensional screen pipe (23) is tightly fitted into the screening hole (110), and the lower end of the three-dimensional screen pipe (23) is tightly fitted into the separation hole (220), and the connecting parts are spot welded.

6. A modular de-bagging mechanism that prevents jamming as claimed in claim 1, wherein The plurality of axial connecting plates (122) of the screen body module (12) are circumferentially arrayed and the two ends are respectively threadedly connected to the inner wall of the end ring (120), thereby forming a circular ring framework, the outer side edge of each circular arc connecting plate (121) is fixedly connected to the inner wall of the end ring (120), the circular arc connecting plate (121) is provided with a plurality of equiangular arrayed outer radial through holes (1210), the axial connecting plate (122) is provided with equidistantly distributed second connecting holes (1220), and the end ring (120) is provided with a circumferential arrayed first axial hole (1201); The inner side of each mounting cavity (1200) of the screen body module (12) is threadedly connected to the outer radial through hole (1210), the middle radial through hole (111) and the inner radial threaded hole (131) of the circumferential pressing plate (13), so that the screen unit (11) is detachably and firmly clamped and fixed by the inner wall of the outer circular arc connecting plate (121) and the inner circumferential pressing plate (13) in the circumferential direction, the second connecting hole (1220) is threadedly connected to the first connecting hole (112), so that the four edges of the screen unit (11) are fixed, and finally a screen cylinder unit is formed.

7. A modular de-bagging mechanism according to claim 6, wherein, The axial web plate (122) is flushly welded with two side end plates (123) at both ends, the side end plate (123) is provided with two third connecting holes (1230), the end ring (120) is provided with a circumferential array of second axial holes (1202), and a threaded part is screwed into the third connecting hole (1230) through the second axial hole (1202); the axial web plate (122) is vertically welded with a vertical batten plate (1221) in the middle of the upper surface to form a T-shaped component.

8. A modular de-bagging mechanism according to claim 6, wherein, The four end corners where the axial web plate (122) and the circular arc web plate (121) intersect are fixed with triangular batten plates (124), the triangular batten plate (124) and the screen unit (11) are connected through a threaded part, and the screen unit (11) and the screen module (12) are reinforced and connected.

9. A modular de-bagging mechanism according to claim 6, wherein, The circumferential pressing plate (13) is a plurality of circular arc plates, the circular arc plates are distributed at equal angles to form two rows of the inner radial threaded holes (131); The module screen (1) further comprises an axial pressing plate, a threaded part is screwed into a sixth connecting hole of the axial pressing plate through the second connecting hole (1220) and the first connecting hole (112), and the screen unit (11) is axially clamped and fixed by the axial pressing plate and the axial web plate (122).

10. A modular de-bagging mechanism according to claim 6, wherein, The adjacent rows of the screening holes (110) are staggered, and the screening hole (110) of the next row is located on the center line of the two screening holes (110) of the previous row; The circular arc web plate (121) and the axial web plate (122) of the adjacent two screen modules (12) intersect to form a cutter mounting end (125).

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