CN216039995U

CN216039995U - Material collecting device for carding machine

Info

Publication number: CN216039995U
Application number: CN202122314872.3U
Authority: CN
Inventors: 刘玉辉
Original assignee: Hebei Gaibo Textile Co ltd
Current assignee: Hebei Gaibo Textile Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-15
Anticipated expiration: 2031-09-24

Abstract

The application relates to a material receiving device for a carding machine, which belongs to the technical field of textile equipment and comprises a plurality of cotton barrels, wherein a plurality of rollers are arranged at the bottoms of the cotton barrels; the cotton barrels are connected in sequence, and every two adjacent cotton barrels are respectively a first cotton barrel and a second cotton barrel; the outer side wall of the first cotton barrel is fixedly provided with a connecting plate, and the upper surface of the connecting plate is provided with a pin hole; the outer side wall of the second cotton barrel is fixedly provided with a fixed plate, and one end of the fixed plate, which is far away from the second cotton barrel, is fixedly connected with a fixed connecting plate; the end face of the fixed connecting plate is provided with a fixing hole, and one end of the connecting plate, which is far away from the first cotton barrel, penetrates through the fixing hole; the fixed connection plate is connected with a connecting pin in a sliding manner, and the connecting pin penetrates through the pin hole; the fixed plate is provided with a sliding component for the connecting pin to slide. This application has the effect that makes each cotton bucket that links to each other remove more steadily in the transportation.

Description

Material collecting device for carding machine

Technical Field

The application relates to the technical field of textile equipment, especially, relate to a material collecting device for carding machine.

Background

The carding machine is used for processing cotton fiber and chemical fiber, and belongs to textile machinery. According to the spinning process flow, cotton carding is an important process. The former process of the carding machine is an opening and picking combination machine, and the latter process is a drawing frame or a lap winder. The carding machine is used for opening and carding cotton rolls sent from the previous process or an oil cotton layer supplied by a cotton box and removing impurities, so that all curled blocky cotton rings become single fiber shapes which are basically straightened, broken seeds, impurities and short fibers left in the cotton cleaning process are removed in the process, and then cotton slivers with certain specifications are integrated and stored in a cotton cylinder for the drawing process. When transporting the cotton sliver to the drawing process through the cotton barrel, a plurality of single cotton barrels are connected together in sequence, and the transportation efficiency of the cotton barrel to the cotton sliver is improved.

In the related technology, the material receiving device for the carding machine comprises a plurality of cotton barrels, and the bottom of each cotton barrel is rotatably connected with a plurality of rollers; the cotton barrels are connected in sequence, and every two adjacent cotton barrels are respectively a first cotton barrel and a second cotton barrel; the side wall of the first cotton barrel is fixedly provided with a hook, the side wall of the second cotton barrel is fixedly provided with a flexible traction rope, and the traction rope is sleeved on the hook; the cotton barrel through driving one end moves and then reaches the effect of driving a plurality of cotton barrels to move simultaneously.

In view of the above-mentioned related technologies, the applicant believes that the defects that the flexible pulling rope is easy to deform during the process of simultaneously transporting a plurality of cotton buckets, so that the adjacent cotton buckets are easy to collide, and the movement of the cotton buckets is unstable during the transportation process exist.

SUMMERY OF THE UTILITY MODEL

In order to make each cotton bucket that links to each other remove more steady in the transportation, this application provides a material collecting device for carding machine.

The application provides a pair of material collecting device for carding machine adopts following technical scheme:

a material receiving device for a carding machine comprises a plurality of cotton barrels, wherein a plurality of rollers are arranged at the bottoms of the cotton barrels; the cotton barrels are connected in sequence, and every two adjacent cotton barrels are respectively a first cotton barrel and a second cotton barrel; the outer side wall of the first cotton barrel is fixedly provided with a connecting plate, and the upper surface of the connecting plate is provided with a pin hole; the outer side wall of the second cotton barrel is fixedly provided with a fixed plate, and one end of the fixed plate, which is far away from the second cotton barrel, is fixedly connected with a fixed connecting plate; the end face of the fixed connecting plate is provided with a fixing hole, and one end of the connecting plate, which is far away from the first cotton barrel, penetrates through the fixing hole; the fixed connection plate is connected with a connecting pin in a sliding manner, and the connecting pin penetrates through the pin hole; the fixed plate is provided with a sliding component for the connecting pin to slide.

By adopting the technical scheme, when the cotton barrels are not connected together, the connecting pin is positioned at the opening of the fixing hole; when the two cotton buckets are connected together, the first cotton bucket is moved to the direction close to the second cotton bucket, the first cotton bucket drives the connecting plate to move, and the connecting plate is inserted into the fixing hole until the connecting plate is attached to the connecting pin; the connecting pin moves towards the direction far away from the fixing hole through the sliding component, and then the connecting plate moves towards the direction close to the second cotton barrel, so that one end, far away from the first cotton barrel, of the connecting plate extends out of the fixing hole; the connecting pin moves towards the direction close to the fixing hole through the sliding assembly and penetrates through the pin hole, so that the effect of connecting the first cotton barrel and the second cotton barrel is achieved; when the cotton barrel at the head end of the advancing direction stops moving, the cotton barrel at the head end deviating from the advancing direction cannot collide with an adjacent cotton barrel under the action of inertia, and therefore each cotton barrel connected with each other is more stable to move in the transportation process.

Optionally, the sliding assembly comprises a dovetail block and a fixed block; the end face of the fixed connecting plate is provided with a dovetail groove, the dovetail groove is positioned above the connecting plate, and the dovetail block slides in the dovetail groove; the fixed block is fixedly connected with the side wall of the dovetail block close to the opening of the dovetail groove, and the lower surface of the fixed block is fixedly connected with the upper surface of the connecting pin.

By adopting the technical scheme, when the connecting pin moves towards the direction far away from the fixing hole, the connecting pin needs to be dragged to move upwards, and the connecting pin drives the fixing block to move so as to drive the dovetail block to slide in the dovetail groove; one end of the connecting plate far away from the first cotton barrel penetrates through the fixing hole and extends out of the fixing hole, then the connecting pin slides downwards and penetrates through the pin hole, the effect that the connecting plate is connected with the fixing plate is achieved, the first cotton barrel and the second cotton barrel are connected more firmly, and therefore the cotton barrels which are connected with each other are more stable to move in the transportation process.

Optionally, a resisting spring is arranged in the dovetail groove, one end of the resisting spring is fixedly connected with the inner side wall of the dovetail groove, the other end of the resisting spring is fixedly connected with the dovetail block, and the dovetail block is located between the resisting spring and the connecting plate; the resisting spring is always in a compressed state.

Through adopting above-mentioned technical scheme, make the connecting pin more firm in the pinhole internal fixation under the effect of supporting tight spring resilience force, make that first cotton bucket and second cotton bucket are connected more firm, and then make each cotton bucket that links to each other remove more steadily in the transportation.

Optionally, a limiting plate is fixedly arranged on the surface of the connecting plate, and the end face of one end, away from the first cotton barrel, of the limiting plate is attached to the fixed connecting plate.

By adopting the technical scheme, the connecting plate is inserted into the fixing hole until the side wall of the limiting plate, which is far away from the first cotton barrel, is tightly abutted against the end face of the fixing plate, and at the moment, the connecting pin is moved downwards and inserted into the pin hole; the efficiency of inserting the connecting pin into the pin hole is improved, and the connecting speed of the connecting plate and the fixed connecting plate is further improved; when the cotton buckets turn round in the moving process, the possibility of relative movement between the connecting plate and the fixed connecting plate is reduced due to the arrangement of the connecting plate, and therefore the cotton buckets connected with each other can move more stably in the transporting process.

Optionally, the width of the end of the connecting plate far away from the first cotton barrel is smaller than the width of the end of the connecting plate near the first cotton barrel.

By adopting the technical scheme, the connecting plate can be conveniently inserted into the fixing hole, and the connecting speed of the connecting plate and the fixed connecting plate is improved.

Optionally, the outer side wall of the second cotton barrel is fixedly connected with a connecting plate, and one end, far away from the second cotton barrel, of the connecting plate is rotatably connected with one end, far away from the fixed connecting plate, of the fixed plate.

Through adopting above-mentioned technical scheme, when being connected to together first cotton bucket and second cotton bucket, through rotating the fixed plate, make the fixed plate rotate around self rotation axis, the fixed plate drives solid even board and rotates, makes the opening direction of fixed orifices towards the connecting plate, inserts the fixed orifices until the one end that first cotton bucket was kept away from to the connecting plate, has made things convenient for the connecting plate to insert in the fixed orifices, has improved the connection speed of first cotton bucket and second cotton bucket.

Optionally, an adjusting bolt is arranged between the connecting plate and the fixing plate; one end of the adjusting bolt penetrates through the fixing plate and the connecting plate in sequence and is connected with an adjusting nut in a threaded manner.

By adopting the technical scheme, when the cotton barrels are not connected together, the adjusting nuts do not abut against the connecting plates tightly; after the cotton buckets are connected together, the cotton bucket at one end is pulled until the cotton buckets are positioned on the same straight line, and the adjusting nut is screwed until the adjusting nut and the connecting plate are tightly abutted, so that the cotton buckets move more stably when moving simultaneously.

Optionally, a fixing assembly for fixing the connecting pin above the fixing hole is arranged in the dovetail groove; the fixing component comprises a fixing spring and a clamping block; the inner side wall of the dovetail groove, which is far away from the opening of the dovetail groove, is provided with a fixed groove, a fixed spring is fixedly arranged in the fixed groove, one end of the fixed spring, which is close to the opening of the fixed groove, is fixedly connected with a clamping block, one end of the clamping block, which is close to the fixed spring, is positioned in the fixed groove, and one end of the clamping block, which is far away from the fixed spring, extends out of the fixed groove and is positioned in the dovetail groove; the fixed connecting plate is provided with an unlocking assembly for the clamping block to completely move into the fixing groove.

By adopting the technical scheme, when the connecting plate is not inserted into the fixing hole, the dovetail block is positioned above the clamping block, the lower surface of the dovetail block is attached to the upper surface of the clamping block, and the connecting pin is positioned above the fixing hole; after the connecting plate is inserted into the fixing hole, the clamping block is moved into the fixing groove through the unlocking assembly, the connecting pin is pushed to be inserted into the pin hole, and the connection of the connecting plate and the fixed connecting plate is completed; when connecting the cotton bucket together, when making the connecting block insert the fixed orifices and stretch out the fixed orifices, need not the people hand again to promote the connecting pin and shift up, improved the connection efficiency of connecting plate and solid even board, and then improved the connecting speed of first cotton bucket and second cotton bucket.

Optionally, the unlocking assembly includes an unlocking rope and an unlocking ring, one end of the unlocking rope is fixedly connected with the clamping block, and one end of the unlocking rope, which is far away from the clamping block, penetrates through the fixing and connecting plate and is fixedly connected with the unlocking ring.

Through adopting above-mentioned technical scheme, when removing the joint piece to the fixed slot in, through pulling unblock ring and then pulling unblock rope, unblock rope pulling joint piece slides in to the fixed slot, until the joint piece removes completely to the fixed slot in, has reached the unblock to the fixed effect of connecting pin.

Optionally, one end of the clamping block, which is far away from the fixed spring, is obliquely and downwards arranged.

By adopting the technical scheme, when the connecting plate is separated from the fixed connecting plate, the connecting pin moves upwards along the pin hole, the connecting pin drives the fixed block to move so as to drive the dovetail block to move, and the dovetail block extrudes the clamping block and enables the clamping block to slide towards the fixed groove until the clamping block is completely positioned in the fixed groove; make the forked tail piece continue to shift up, move to the direction of keeping away from fixed spring until the joint piece pushes away the joint piece under the effect of fixed spring resilience force, stop to promote the forked tail piece and remove this moment, the lower surface of forked tail piece and the laminating of joint piece upper surface have improved the fixed efficiency of joint piece to the connecting pin.

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

1. the connecting plate, the fixing plate and the fixed connecting plate are arranged; when the adjacent cotton buckets are connected together, one end of the connecting plate, which is far away from the first cotton bucket, is inserted into the fixing hole, and then the connecting pin is inserted into and penetrates through the eliminating hole through the sliding assembly, so that the effect of connecting the adjacent cotton buckets is achieved; when the motion state of the cotton barrels is changed, the possibility of collision among the cotton barrels due to inertia is reduced, and the motion of the connected cotton barrels is more stable;

2. by arranging the fixing component, the connecting speed of the connecting plate and the fixed connecting plate is improved, and the connecting speed of the first cotton bucket and the second cotton bucket is further improved;

3. through setting up adjusting bolt and adjusting nut, after each cotton bucket that links to each other moved to same straight line, twisted adjusting bolt soon, made adjusting bolt and linkage plate support tightly, reduced adjacent cotton bucket and taken place the possibility of relative movement, and then made each cotton bucket that links to each other remove more steadily in the transportation.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial cross-sectional view showing the fixing assembly;

fig. 3 is a partial sectional view showing the connecting pin being removed from the pin hole.

In the figure, 1, a first cotton barrel; 11. a connecting plate; 111. a pin hole; 112. a limiting plate; 2. a second cotton bucket; 21. a fixing plate; 22. fixing the connecting plate; 221. a fixing hole; 222. a dovetail groove; 2221. fixing grooves; 3. a connecting pin; 4. a slipping component; 41. a dovetail block; 42. a fixed block; 5. the spring is tightly propped; 6. a connector tile; 61. adjusting the bolt; 62. adjusting the nut; 7. a fixing assembly; 71. fixing the spring; 72. a clamping block; 8. an unlocking assembly; 81. unlocking the rope; 82. unlocking the ring; 9. and a roller.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses material collecting device for carding machine.

Referring to fig. 1 and 2, a material receiving device for a carding machine comprises a plurality of cotton barrels, wherein a plurality of rollers 9 are arranged at the bottom end of each cotton barrel; the cotton barrels are sequentially connected along the movement direction, and every two adjacent cotton barrels are respectively a first cotton barrel 1 and a second cotton barrel 2; the outer side wall of the first cotton barrel 1 is horizontally and fixedly provided with a connecting plate 11, the upper surface and the lower surface of the connecting plate 11 are respectively and fixedly provided with a limiting plate 112, and the end face of one end, close to the fixed connecting plate 22, of the limiting plate 112 is attached to the fixed connecting plate 22; the width of one end of the connecting plate 11 close to the first cotton barrel 1 is larger than that of one end of the connecting plate 11 far away from the first cotton barrel 1; the outer side wall of the second cotton barrel 2 is fixedly provided with a fixed plate 21, and the fixed plate 21 is horizontally arranged; one end of the lower surface of the fixed plate 21, which is far away from the second cotton barrel 2, is fixedly provided with a fixed connecting plate 22, and the fixed connecting plate 22 is arranged perpendicular to the fixed plate 21; the end face of the fixed connecting plate 22 is provided with a fixing hole 221 for the connecting plate 11 to penetrate through, the fixed connecting plate 22 is connected with a connecting pin 3 for connecting the fixed connecting plate 22 and the connecting plate 11 in a sliding manner, and the fixed connecting plate 22 is provided with a sliding assembly 4 for the connecting pin 3 to slide; the connecting plate 11 has a pin hole 111 formed in an upper surface thereof for the connecting pin 3 to pass through.

When the two cotton buckets are connected together, the first cotton bucket 1 is moved towards the direction close to the second cotton bucket 2, the first cotton bucket 1 drives the connecting plate 11 to move, and one end, far away from the first cotton bucket 1, of the connecting plate 11 penetrates through the fixing hole 221; through the position of removing subassembly adjustment connecting pin 3, until connecting pin 3 inserts pinhole 111, reach the effect of connecting plate 11 with link firmly the connection of board 22, and then reached the effect to the connection of first cotton bucket 1 and second cotton bucket 2, make each cotton bucket that links to each other remove more steadily in the transportation.

Referring to fig. 2, glide assembly 4 includes dovetail block 41, fixed block 42; the end surface of the fixed connecting plate 22 close to the second cotton barrel 2 is vertically provided with a dovetail groove 222, and the dovetail groove 222 is positioned above the fixed hole 221; the dovetail block 41 slides in the dovetail groove 222, the end face of the dovetail block 41 close to the second cotton barrel 2 is fixedly connected with the fixed block 42, and the lower surface of the fixed block 42 is fixedly connected with the upper surface of the connecting pin 3; a butting spring 5 is arranged in the dovetail groove 222, the top end of the butting spring 5 is fixedly connected with the inner top wall of the dovetail groove 222, and the bottom end of the butting spring 5 is fixedly connected with the upper surface of the dovetail block 41; the hold-down spring 5 is always in a compressed state.

Referring to fig. 2 and 3, a fixing assembly 7 for fixing the connection pin 3 above the fixing hole 221 is provided in the dovetail groove 222; the fixing component 7 comprises a fixing spring 71 and a clamping block 72; the connecting plate 11 is provided with an unlocking component 8 for fixing the connecting pin 3 by the unlocking fixing component 7; the unlocking assembly 8 comprises an unlocking rope 81 and an unlocking ring 82; a fixing groove 2221 is formed in the inner side wall of the dovetail groove 222 far away from the second cotton barrel 2, and the fixing spring 71 and the clamping block 72 are both located in the fixing groove 2221; one end of the fixed spring 71 is fixedly connected with the inner wall of the fixed groove 2221 away from the opening of the fixed spring, and the other end of the fixed spring 71 is fixedly connected with the clamping block 72; when the fixing spring 71 is in a natural state, one end of the clamping block 72, which is far away from the fixing spring 71, extends out of the fixing groove 2221 and is positioned in the dovetail groove 222; the end surface of the clamping block 72 at one end in the dovetail groove 222 is arranged obliquely downwards; one end of the clamping block 72 close to the fixed spring 71 is fixedly connected with one end of the unlocking rope 81, and one end of the unlocking rope 81 far away from the clamping block 72 penetrates through the fixed connecting plate 22 and is fixedly connected with the unlocking ring 82.

When the cotton barrel is not connected, the dovetail block 41 is positioned above the clamping block 72, and the connecting pin 3 is positioned above the fixing hole 221; when the first cotton barrel 1 and the second cotton barrel 2 are connected together, after the connecting plate 11 penetrates through the fixing hole 221, the unlocking ring 82 is pulled to further pull the unlocking rope 81, and the unlocking rope 81 pulls the clamping block 72 to slide towards the fixing groove 2221 until the clamping block 72 is completely positioned in the fixing groove 2221; dovetail block 41 moves down under the effect of resisting the resilience force of tight spring 5, and dovetail block 41 moves and then drives connecting pin 3 through driving fixed block 42 and moves down, runs through pinhole 111 until connecting pin 3, has reached the effect of connecting adjacent cotton bucket, and the speed that makes two cotton buckets of connection is faster.

When the first cotton barrel 1 and the second cotton barrel 2 are disassembled, the connecting pin 3 is pulled to move upwards along the pin hole 111, and the connecting pin 3 drives the fixed block 42 to move so as to drive the dovetail block 41 to move upwards; the dovetail block 41 extrudes the clamping block 72 and enables the clamping block 72 to slide towards the fixing groove 2221 until the clamping block 72 is completely positioned in the fixing groove 2221; the connecting pin 3 continues to move upwards until the connecting pin 3 drives the dovetail block 41 to move to the position above the clamping block 72, at the moment, the clamping block 72 is inserted into the dovetail groove 222 under the action of resilience force of the fixing spring 71, and the connecting pin 3 moves out of the pin hole 111 and is located above the pin hole 111, so that the effect of disconnecting two adjacent cotton buckets is achieved, and the speed of disconnecting the two cotton buckets is higher.

Referring to fig. 2, the outer side wall of the second cotton barrel 2 is fixedly provided with a connecting plate 6, and one end of the connecting plate 6 far away from the second cotton barrel 2 is rotatably connected with one end of a fixing plate 21 close to the second cotton barrel 2; an adjusting bolt 61 is arranged between the connecting plate 6 and the fixing plate 21, and one end of the adjusting bolt 61 penetrates through the fixing plate 21 and the connecting plate 6 in sequence and is connected with an adjusting nut 62 in a threaded mode.

When two adjacent cotton buckets are connected together, the opening direction of the fixing hole 221 is adjusted by rotating the fixing plate 21 around the self rotation axis, so that the connecting plate 11 is conveniently inserted into the fixing hole 221, and the connecting speed of the two adjacent cotton buckets is increased; after the connection of the adjacent cotton buckets is completed, the cotton bucket at one end is pulled to move until the cotton buckets are positioned on the same straight line, the adjusting nut 62 is screwed to enable the adjusting nut 62 and the connecting plate 6 to be abutted tightly, and the cotton buckets move more stably when moving simultaneously.

The application embodiment of the material receiving device for the carding machine has the implementation principle that: when the cotton buckets are connected, the first cotton bucket 1 is moved towards the direction close to the second cotton channel; rotating the fixing plate 21, wherein the fixing plate 21 drives the fixing connecting plate 22 to move, so that the opening direction of the fixing hole 221 faces the connecting plate 11; moving the first cotton barrel 1 to enable the first cotton barrel 1 to drive the connecting plate 11 to penetrate through the fixing hole 221 until the end face of one end, away from the first cotton barrel 1, of the limiting plate is attached to the fixed connecting plate 22; the unlocking ring 82 is pulled, and the unlocking ring 82 drives the clamping block 72 to slide into the fixing groove 2221 through the unlocking rope 81 until the clamping block 72 is completely positioned in the fixing groove 2221; the dovetail block 41 slides downwards under the action of the resilience force of the resisting spring, the dovetail block 41 drives the connecting pin 3 to move downwards through the fixing block 42 until the connecting pin 3 penetrates through the pin hole 111, and the effect of connecting the first cotton barrel 1 and the second cotton barrel 2 is achieved; when the motion of the cotton barrel at the head end of the advancing direction changes, the possibility of collision between cotton barrels due to inertia is reduced, and the cotton barrels connected with each other move more stably in the transportation process.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the 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 material receiving device for a carding machine comprises a plurality of cotton barrels, wherein a plurality of rollers (9) are arranged at the bottoms of the cotton barrels; the cotton barrels are connected in sequence, and every two adjacent cotton barrels are respectively a first cotton barrel (1) and a second cotton barrel (2); the method is characterized in that: the outer side wall of the first cotton barrel (1) is fixedly provided with a connecting plate (11), and the upper surface of the connecting plate (11) is provided with a pin hole (111); a fixing plate (21) is fixedly arranged on the outer side wall of the second cotton barrel (2), and a fixing connecting plate (22) is fixedly connected to one end, far away from the second cotton barrel (2), of the fixing plate (21); a fixing hole (221) is formed in the end face of the fixed connecting plate (22), and one end, far away from the first cotton barrel (1), of the connecting plate (11) penetrates through the fixing hole (221); the fixed connecting plate (22) is connected with a connecting pin (3) in a sliding manner, and the connecting pin (3) penetrates through the pin hole (111); the fixed plate (21) is provided with a sliding component (4) for the connecting pin (3) to slide.

2. The material receiving device for carding machines of claim 1, characterized in that: the sliding component (4) comprises a dovetail block (41) and a fixed block (42); a dovetail groove (222) is formed in the end face of the fixed connecting plate (22), the dovetail groove (222) is located above the connecting plate (11), and the dovetail block (41) slides in the dovetail groove (222); the fixed block (42) is fixedly connected with the side wall of the dovetail block (41) close to the opening of the dovetail groove (222), and the lower surface of the fixed block (42) is fixedly connected with the upper surface of the connecting pin (3).

3. The material receiving device for carding machines of claim 2, characterized in that: a resisting spring (5) is arranged in the dovetail groove (222), one end of the resisting spring (5) is fixedly connected with the inner side wall of the dovetail groove (222), the other end of the resisting spring (5) is fixedly connected with a dovetail block (41), and the dovetail block (41) is positioned between the resisting spring (5) and the connecting plate (11); the resisting spring (5) is always in a compressed state.

4. The material receiving device for carding machines of claim 1, characterized in that: the surface of the connecting plate (11) is fixedly provided with a limiting plate (112), and the end face of one end, away from the first cotton barrel (1), of the limiting plate (112) is attached to the fixed connecting plate (22).

5. The material receiving device for carding machines of claim 1, characterized in that: the width of one end, far away from the first cotton barrel (1), of the connecting plate (11) is smaller than the width of one end, close to the first cotton barrel (1), of the connecting plate (11).

6. The material receiving device for carding machines of claim 5, wherein: the outer side wall of the second cotton barrel (2) is fixedly connected with a connecting plate (6), and one end, far away from the second cotton barrel (2), of the connecting plate (6) is rotatably connected with one end, far away from the fixed connecting plate (22), of the fixed plate (21).

7. The material collecting device for carding machines of claim 6, characterized in that: an adjusting bolt (61) is arranged between the connecting plate (6) and the fixing plate (21); one end of the adjusting bolt (61) penetrates through the fixing plate (21) and the connecting plate (6) in sequence and is connected with an adjusting nut (62) in a threaded mode.

8. The material receiving device for carding machines of claim 2, characterized in that: a fixing component (7) for fixing the connecting pin (3) above the fixing hole (221) is arranged in the dovetail groove (222); the fixing component (7) comprises a fixing spring (71) and a clamping block (72); a fixing groove (2221) is formed in the inner side wall, far away from the opening of the dovetail groove (222), of the dovetail groove, a fixing spring (71) is fixedly arranged in the fixing groove (2221), one end, close to the opening of the fixing groove (2221), of the fixing spring (71) is fixedly connected with a clamping block (72), one end, close to the fixing spring (71), of the clamping block (72) is located in the fixing groove (2221), and one end, far away from the fixing spring (71), of the clamping block (72) extends out of the fixing groove (2221) and is located in the dovetail groove (222); an unlocking component (8) for the clamping block (72) to completely move into the fixing groove (2221) is arranged on the fixed connecting plate (22).

9. The material collecting device for carding machines of claim 8, characterized in that: the unlocking assembly (8) comprises an unlocking rope (81) and an unlocking ring (82), one end of the unlocking rope (81) is fixedly connected with the clamping block (72), and one end, far away from the clamping block (72), of the unlocking rope (81) penetrates through the fixedly connecting plate (22) and is fixedly connected with the unlocking ring (82).

10. The material collecting device for carding machines of claim 8, characterized in that: one end of the clamping block (72) far away from the fixed spring (71) is arranged obliquely downwards.