CN219132701U - Go up mud mechanism - Google Patents

Abstract

The utility model relates to the technical field of ceramic production, and particularly discloses a mud feeding mechanism which comprises a frame body, a first conveying assembly, a following assembly, a cutting assembly, a grabbing and overturning assembly, a second conveying assembly and a first driving part, wherein the first conveying assembly is connected with the frame body; the first conveying assembly is arranged on the frame body and used for conveying the cut mud strips, the following assembly is arranged at the end part of the first conveying assembly and can synchronously move along with the mud strips to be cut, the cutting assembly is arranged on the following assembly, and the first driving part is used for driving the following assembly to reset; snatch flip assembly and install in second conveying component, snatch flip assembly and be located first conveying component's top, snatch flip assembly and be used for snatching the mud strip after cutting to upset mud strip after cutting, second conveying component installs in the support body. The mud feeding mechanism solves the problems of how to improve the service life and the production efficiency of mud discharging equipment under the condition of guaranteeing the flatness of mud strip cuts when mud strips are cut off in the prior art.

Description

Go up mud mechanism

Technical Field

The utility model relates to the technical field of ceramic production, in particular to a mud feeding mechanism.

Background

The ceramic is a common living article in daily life, and ceramic production is subjected to the working procedures of blank forming, glazing, firing and the like, wherein the blank forming needs to cut the long-strip mud strip produced by mud discharging equipment into mud strips with the same size.

However, when the mud strip is cut in the prior art, if the cutting assembly is in a fixed state and the mud strip is in a moving state, the cut of the mud strip is in an inclined state after the mud strip is cut, so that the flatness is insufficient, and the production quality of a product is affected; further, if the cutting assembly is in a fixed state, the mud strip is in a static state, the mud discharging equipment is required to stop working, and mud is discharged continuously after the mud strip is cut off, but the production efficiency is greatly reduced by the production mode, and the linkage shaft of the mud discharging equipment is damaged after the mud discharging equipment is started and stopped for a plurality of times, so that the service life of the mud discharging equipment is shortened.

Disclosure of Invention

The utility model aims to provide a mud feeding mechanism, which solves the problems of how to improve the service life and the production efficiency of mud discharging equipment under the condition of ensuring the flatness of mud strip cuts when mud strips are cut in the prior art.

To achieve the purpose, the utility model adopts the following technical scheme:

the mud feeding mechanism comprises a frame body, a first conveying assembly, a following assembly, a cutting assembly, a grabbing overturning assembly, a second conveying assembly and a first driving part;

the first conveying component is arranged on the frame body and used for conveying the cut mud strips, the following component is arranged at the end part of the first conveying component and can synchronously move along with the mud strips to be cut, the cutting component is arranged on the following component and used for cutting the mud strips, and the first driving part is used for driving the following component to reset;

snatch flip assembly install in second conveying assembly, snatch flip assembly is located the top of first conveying assembly, snatch flip assembly and be used for snatching the mud strip after cutting to upset mud strip after cutting, second conveying assembly install in the support body, second conveying assembly is used for the drive snatch flip assembly removes.

Further, the conveyor belt conveyor comprises a mounting frame, wherein a first sliding rail is arranged on the top surface of the mounting frame, and the first sliding rail is positioned on two sides of the end part of the first conveying assembly;

the following assembly comprises a first sliding block, a connecting plate, a first mounting plate and a second driving part;

the first sliding block is slidably mounted on the first sliding rail, the connecting plate is mounted on the top of the first sliding block, one end of the first mounting plate is mounted on the top of the connecting plate, the second driving part is mounted on the other end of the first mounting plate and used for clamping mud strips to be cut off.

Specifically, the cutting assembly comprises a guide post, a second sliding block, a second mounting plate, a first moving plate, a steel wire and a third driving part;

one end of the guide post is arranged on the first sliding block, the other end of the guide post is provided with the second mounting plate, the second sliding block is slidably arranged on the guide post, the first moving plate is arranged on the second sliding block, and the first moving plate is provided with the steel wire;

the third driving part is arranged on the second mounting plate, the output end of the third driving part is connected with the first moving plate, and the third driving part is used for driving the first moving plate to move.

Preferably, the grabbing and overturning assembly comprises a second moving plate, a second sliding rail, a sliding seat, a first gear, a first toothed rail, a rotating rod, a sucker and a fourth driving part;

the second moving plate is arranged on the second conveying assembly, the second sliding rail is arranged on the second moving plate, the sliding seat is slidably arranged on the second sliding rail, and the first toothed rail is arranged on the sliding seat;

the rotating rod is rotatably arranged on the second moving plate, one end of the rotating rod is provided with the sucker, the other end of the rotating rod is provided with the first gear, and the first gear is meshed with the first toothed rail;

the fourth driving part is arranged on the second moving plate and is used for driving the sliding seat to slide.

In some embodiments, the grabbing and overturning assembly further includes a synchronizing rod, the number of the sliding seats is the same as that of the second sliding rails, the second sliding rails are uniformly distributed along the horizontal direction, the sliding seats are respectively slidably mounted on the corresponding second sliding rails, the sliding seats are mutually connected through the synchronizing rod, and the output end of the fourth driving part is connected to one of the sliding seats.

Further, the second conveying assembly comprises a third moving plate, a third sliding block, a fifth driving part, a fourth sliding block and a sixth driving part;

the frame body is provided with a fourth sliding rail, the bottom of the third moving plate is provided with a third sliding block, the third sliding block is slidably arranged on the fourth sliding rail, and the fifth driving part is used for driving the third moving plate to move;

the fourth sliding block is installed on the third moving plate, the second moving plate is provided with a third sliding rail, the third sliding rail is slidably installed on the fourth sliding block, and the sixth driving part is used for driving the second moving plate to move up and down.

Specifically, the second conveying assembly further comprises a second gear, the frame body is provided with a second toothed rail, the fifth driving part is installed on the third moving plate, the second gear is installed at the output end of the fifth driving part, and the second gear is meshed with the second toothed rail.

Preferably, the second conveying assembly further comprises a third rack and a third gear;

the third rack is installed in the second movable plate, the sixth driving part is installed in the third movable plate, the third gear is installed at the output end of the sixth driving part, and the third gear is meshed with the third rack.

Compared with the prior art, one of the technical schemes has the following beneficial effects:

the follow-up assembly enables the cutting assembly to synchronously move with the long mud strip in the cutting process, so that the notch of the mud strip is in a vertical state after the mud strip is cut, the flatness of the notch of the mud strip is ensured, the mud discharging equipment is not required to be stopped for cutting, the service life of the mud discharging equipment is prolonged, the production quality is ensured, and the production efficiency is greatly improved; through snatching flip module and second conveying component, make mud strip change the state of placing at the switching in-process to the subsequent handling of being convenient for carries out next operation, further improves production efficiency.

Drawings

FIG. 1 is a schematic view of a mud feeding mechanism according to one embodiment of the present utility model;

FIG. 2 is a schematic diagram of the follower assembly of one embodiment of the present utility model;

FIG. 3 is a schematic diagram of the structure of a follower assembly from another perspective according to one embodiment of the utility model;

FIG. 4 is a schematic view of the structure of a grasping and flipping assembly according to one embodiment of the utility model;

fig. 5 is an enlarged view at a of fig. 4;

FIG. 6 is a schematic view of a grabbing and flipping assembly according to another embodiment of the present utility model;

fig. 7 is a schematic structural view of a partial enlarged view at B of fig. 6;

wherein: the frame body 1, the fourth slide rail 11, the second rack rail 12, the first conveying assembly 2, the following assembly 3, the first slider 31, the connecting plate 32, the first mounting plate 33, the second driving part 34, the cleaving assembly 4, the guide post 41, the second slider 42, the second mounting plate 43, the first moving plate 44, the wire 45, the third driving part 46, the grabbing and turning assembly 5, the second moving plate 51, the third slide rail 511, the second slide rail 52, the slide seat 53, the first gear 54, the first rack rail 55, the rotating rod 56, the suction cup 57, the fourth driving part 58, the synchronizing rod 59, the second conveying assembly 6, the third moving plate 61, the second gear 62, the third slider 63, the fifth driving part 64, the third rack rail 65, the third gear 66, the fourth slider 67, the sixth driving part 68, the mounting bracket 7, the first slide rail 71, and the mud discharging device 8.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly. In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" is two or more.

In one embodiment of the present utility model, as shown in fig. 1 to 7, a mud feeding mechanism includes a frame 1, a first conveying component 2, a following component 3, a cutting component 4, a grabbing and turning component 5, a second conveying component 6 and a first driving part (not shown in the drawings); the first conveying component 2 is installed on the frame body 1, the first conveying component 2 is used for conveying the cut mud strips, the following component 3 is arranged at the end part of the first conveying component 2, the following component 3 can synchronously move along with the mud strips to be cut, the cutting component 4 is installed on the following component 3, the cutting component 4 is used for cutting the mud strips, and the first driving part is used for driving the following component 3 to reset; snatch flip assembly 5 install in second conveying assembly 6, snatch flip assembly 5 is located the top of first conveying assembly 2, snatch flip assembly 5 and be used for snatching the mud strip after cutting to upset mud strip after cutting, second conveying assembly 6 install in support body 1, second conveying assembly 6 is used for the drive snatch flip assembly 5 removes. In this embodiment, the first conveying component 2 is prior art, the first driving part is the cylinder, the tip of the first conveying component 2 is equipped with out mud equipment 8, go out mud equipment 8 and be used for producing the mud strip, during operation, the output of going out mud equipment 8 produces rectangular form mud strip, and the tip of rectangular form mud strip is in the direction of following component 3 promptly and is removed, after the length is set for to rectangular form mud strip output, follow component 3 clamp strip mud strip and follow its synchronous movement, what needs to be explained is, at this moment first driving part does not work, follow component 3 is driven component, and in the removal process, cut off the mud strip that the component 4 cut off rectangular form, after cutting off, follow component 3 unclamp the mud strip that presss from both sides tight, and the first driving part drive follow component 3 resets, carries out the cutting off the mud strip after cutting off and drops first conveying component 2, first conveying component 2 carries the mud strip after cutting off to setting for the length, follow component 3 is driven component and is snatched the mud strip and is snatched the second and is snatched the mud strip and is snatched the state from the 5 to the 5 upset state, and is snatched the second and is snatched the state and is carried the 5 the vertical upset state and is snatched the mud strip and is carried the state and is the 5 to the state after the upset state is snatched. According to the mud strip cutting device, the following component 3 enables the cutting component 4 to synchronously move with the long mud strip in the cutting process, so that the cut of the mud strip is in a vertical state after the mud strip is cut, the flatness of the cut of the mud strip is ensured, the mud outlet device 8 is not required to be stopped for cutting, the service life of the mud outlet device 8 is prolonged, the production quality is ensured, and the production efficiency is greatly improved; through snatch upset subassembly 5 with second conveying component 6 makes mud strip change the state of placing in the switching in-process to the subsequent handling of being convenient for carries out the operation of next step, further improves production efficiency.

As shown in fig. 1-3, the device further comprises a mounting frame 7, wherein a first sliding rail 71 is arranged on the top surface of the mounting frame 7, and the first sliding rail 71 is positioned on two sides of the end part of the first conveying assembly; the following assembly 3 comprises a first slider 31, a connecting plate 32, a first mounting plate 33 and a second driving part 34; the first sliding block 31 is slidably mounted on the first sliding rail 71, the connecting plate 32 is mounted on the top of the first sliding block 31, one end of the first mounting plate 33 is mounted on the top of the connecting plate 32, the second driving part 34 is mounted on the other end of the first mounting plate 33, and the second driving part 34 is used for clamping a mud strip to be cut. In this embodiment, the mounting frame 7 is disposed at the end of the first conveying component 2, and the mounting frame 7 is mounted with the mud discharging device 8, the number of the first sliding rails 71, the first sliding blocks 31, the first mounting plates 33 and the second driving portions 34 is two, the second driving portions 34 are clamping cylinders, during operation, the mud discharging device 8 produces a long mud strip, after the long mud strip is produced to a set length, the output shafts of the second driving portions 34 extend, so that the output ends of the second driving portions 34 clamp two sides of the long mud strip, and in the continuous production process of the long mud strip, the second driving portions 34 drive the two first sliding blocks 31 through the two first mounting plates 33 and the connecting plates 32, and the connecting plates 32 can ensure that the two first sliding blocks 31 slide synchronously on the corresponding two first sliding rails 71, thereby improving the sliding property and the integrity of the following component 3.

As shown in fig. 2-3, the severing assembly 4 includes a guide post 41, a second slider 42, a second mounting plate 43, a first moving plate 44, a wire 45, and a third drive 46; one end of the guide post 41 is mounted on the first slider 31, the other end of the guide post 41 is mounted on the second mounting plate 43, the second slider 42 is slidably mounted on the guide post 41, the first moving plate 44 is mounted on the second slider 42, and the first moving plate 44 is mounted with the steel wire 45; the third driving part 46 is mounted on the second mounting plate 43, an output end of the third driving part 46 is connected to the first moving plate 44, and the third driving part 46 is used for driving the first moving plate 44 to move. In this embodiment, the third driving portion 46 is an air cylinder, the first moving plate 44 is in an inverted-concave structure, a wire winding member is installed at the rear side of the bottom of the inverted-concave moving plate, two ends of the steel wire 45 are wound on the two wire winding members, when the steel wire needs to be cut, an output shaft of the third driving portion 46 extends out, so that the first moving plate 44 is driven to drive the steel wire 45 to move up and down to cut, and when the steel wire moves, particularly the second slider 42 moves on the guide post 41, movement smoothness of the first moving plate 44 is guaranteed, after the cutting is completed, the third driving portion 46 drives the first moving plate 44 to reset, the second driving portion 34 releases the clamped mud strip, and the first driving portion drives the first slider 31 to reset.

As shown in fig. 4 and 7, the grabbing and turning assembly 5 includes a second moving plate 51, a second sliding rail 52, a sliding seat 53, a first gear 54, a first rack 55, a rotating rod 56, a suction cup 57, and a fourth driving part 58; the second moving plate 51 is mounted on the second conveying assembly 6, the second sliding rail 52 is mounted on the second moving plate 51, the sliding seat 53 is slidably mounted on the second sliding rail 52, and the first toothed rail 55 is mounted on the sliding seat 53; the rotating rod 56 is rotatably installed on the second moving plate 51, the sucking disc 57 is installed at one end of the rotating rod 56, the first gear 54 is installed at the other end of the rotating rod 56, and the first gear 54 is meshed with the first rack 55; the fourth driving part 58 is mounted on the second moving plate 51, and the fourth driving part 58 is used for driving the sliding seat 53 to slide. In this embodiment, the fourth driving part 58 is an air cylinder, and during operation, the first conveying component 2 conveys the cut mud strip to the set position, in this conveying process, the output shaft of the fourth driving part 58 extends, so that the sliding seat 53 slides on the second sliding rail 52, thereby enabling the first rack 55 to move along the length direction of the second sliding rail 52, the first gear 54 is enabled to rotate through the meshing structure of the first rack 55 and the first gear 54, so as to drive the rotating rod 56 to rotate, further enable the suction direction of the suction cup 57 to rotate by 90 °, enable the suction direction of the suction cup 57 to face the cut mud strip, finally, the second conveying component 6 drives the second moving plate 51 to move, so that the suction cup 57 faces to the end of the cut mud strip, after the mud strip moves to the set position, the suction cup 57 sucks the mud strip, then the second conveying component 6 drives the second moving plate 51 to move, in this moving process, and in this moving process, the fourth conveying component 58 drives the suction rod 57 to rotate by 90 °, so that the suction rod 56 becomes in a horizontal state, thereby achieving a vertical production effect, and the mud strip is easy to be placed in a vertical state.

As shown in fig. 6-7, the grabbing and overturning assembly 5 further includes a synchronizing rod 59, the number of the sliding seats 53 is the same as that of the second sliding rails 52, a plurality of the second sliding rails 52 are uniformly distributed along the horizontal direction, a plurality of the sliding seats 53 are respectively slidably mounted on a corresponding plurality of the second sliding rails 52, a plurality of the sliding seats 53 are mutually connected through the synchronizing rod 59, and an output end of the fourth driving portion 58 is connected to one of the sliding seats 53. In this embodiment, the number of the second sliding rail 52, the sliding seat 53, the first gear 54, the first toothed rail 55, the rotating rod 56 and the suction cup 57 is four, and in operation, the fourth driving portion 58 drives one sliding seat 53 to move, and the other three sliding seats 53 realize synchronous movement through the synchronous rod 59, so that the four suction cups 57 can synchronously rotate, and the effect of improving the rotation consistency of the plurality of suction cups 57 is achieved.

As shown in fig. 4 to 6, the second conveying assembly 6 includes a third moving plate 61, a third slider 63, a fifth driving part 64, a fourth slider 67, and a sixth driving part 68; the frame 1 is provided with a fourth slide rail 11, the bottom of the third moving plate 61 is provided with the third slide block 63, the third slide block 63 is slidably mounted on the fourth slide rail 11, and the fifth driving part 64 is used for driving the third moving plate 61 to move; the fourth slider 67 is mounted on the third moving plate 61, the second moving plate 51 is provided with a third sliding rail 511, the third sliding rail 511 is slidably mounted on the fourth slider 67, and the sixth driving portion 68 is used for driving the second moving plate 51 to move up and down. In this embodiment, the fourth slider 67 is fixedly mounted on the third moving plate 61, the fifth driving part 64 and the sixth driving part 68 are cylinders, and when in operation, the third slider 63 at the bottom of the third moving plate 61 slides on the fourth slide rail 11 by the extension and contraction of the output shaft of the fifth driving part 64, so that the third moving plate 61 moves left and right, and the third slide rail 511 of the second moving plate 51 moves along the length direction of the fourth slider 67 by the extension and contraction of the output shaft of the sixth driving part 68, so that the second moving plate 51 moves up and down, thereby improving the movement smoothness of the second moving plate 51 and the third moving plate 61.

As shown in fig. 4-5, the second conveying assembly 6 further includes a second gear 62, the frame 1 is provided with a second rack 12, the fifth driving part 64 is mounted on the third moving plate 61, the second gear 62 is mounted on an output end of the fifth driving part 64, and the second gear 62 is meshed with the second rack 12. In this embodiment, the fifth driving part 64 is a motor, and when in operation, the fifth driving part 64 drives the second gear 62 to rotate, so that the second gear 62 rolls on the second rack 12, and the third moving plate 61 moves along the length direction of the second rack 12, thereby achieving the effect of improving the movement stability of the third moving plate 61.

As shown in fig. 4-5, the second conveyor assembly 6 further comprises a third rack 65 and a third gear 66; the third rack 65 is mounted on the second moving plate 51, the sixth driving portion 68 is mounted on the third moving plate 61, the third gear 66 is mounted on an output end of the sixth driving portion 68, and the third gear 66 is meshed with the third rack 65. In this embodiment, the number of the third gears 66 and the number of the third racks 65 are two, and the sixth driving portion 68 is a coaxial motor, and when in operation, the sixth driving portion 68 drives the third gears 66 at two ends of the output shaft thereof to rotate, and the third gears 66 drive the third racks 65 to move up and down, so that the second moving plate 51 moves up and down, thereby achieving the effect of improving the moving stability of the second moving plate 51.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (8)

1. Go up mud mechanism, its characterized in that: the device comprises a frame body, a first conveying assembly, a following assembly, a cutting assembly, a grabbing and overturning assembly, a second conveying assembly and a first driving part;

the first conveying component is arranged on the frame body and used for conveying the cut mud strips, the following component is arranged at the end part of the first conveying component and can synchronously move along with the mud strips to be cut, the cutting component is arranged on the following component and used for cutting the mud strips, and the first driving part is used for driving the following component to reset;

snatch flip assembly install in second conveying assembly, snatch flip assembly is located the top of first conveying assembly, snatch flip assembly and be used for snatching the mud strip after cutting to upset mud strip after cutting, second conveying assembly install in the support body, second conveying assembly is used for the drive snatch flip assembly removes.

2. A mud feeding mechanism according to claim 1, wherein: the conveying device comprises a first conveying assembly and a second conveying assembly, and is characterized by further comprising a mounting frame, wherein a first sliding rail is arranged on the top surface of the mounting frame and is positioned on two sides of the end part of the first conveying assembly;

the following assembly comprises a first sliding block, a connecting plate, a first mounting plate and a second driving part;

the first sliding block is slidably mounted on the first sliding rail, the connecting plate is mounted on the top of the first sliding block, one end of the first mounting plate is mounted on the top of the connecting plate, the second driving part is mounted on the other end of the first mounting plate and used for clamping mud strips to be cut off.

3. A mud feeding mechanism according to claim 2, wherein: the cutting assembly comprises a guide post, a second sliding block, a second mounting plate, a first moving plate, a steel wire and a third driving part;

one end of the guide post is arranged on the first sliding block, the other end of the guide post is provided with the second mounting plate, the second sliding block is slidably arranged on the guide post, the first moving plate is arranged on the second sliding block, and the first moving plate is provided with the steel wire;

the third driving part is arranged on the second mounting plate, the output end of the third driving part is connected with the first moving plate, and the third driving part is used for driving the first moving plate to move.

4. A mud feeding mechanism according to claim 1, wherein: the grabbing and overturning assembly comprises a second moving plate, a second sliding rail, a sliding seat, a first gear, a first toothed rail, a rotating rod, a sucker and a fourth driving part;

the second moving plate is arranged on the second conveying assembly, the second sliding rail is arranged on the second moving plate, the sliding seat is slidably arranged on the second sliding rail, and the first toothed rail is arranged on the sliding seat;

the rotating rod is rotatably arranged on the second moving plate, one end of the rotating rod is provided with the sucker, the other end of the rotating rod is provided with the first gear, and the first gear is meshed with the first toothed rail;

the fourth driving part is arranged on the second moving plate and is used for driving the sliding seat to slide.

5. A mud feeding mechanism as set forth in claim 4, wherein: the grabbing and overturning assembly further comprises a synchronizing rod, the number of the sliding seats is the same as that of the second sliding rails, the second sliding rails are uniformly distributed along the horizontal direction, the sliding seats are respectively and slidably mounted on the corresponding second sliding rails, the sliding seats are mutually connected through the synchronizing rod, and the output end of the fourth driving part is connected to one of the sliding seats.

6. A mud feeding mechanism as set forth in claim 4, wherein: the second conveying assembly comprises a third moving plate, a third sliding block, a fifth driving part, a fourth sliding block and a sixth driving part;

the frame body is provided with a fourth sliding rail, the bottom of the third moving plate is provided with a third sliding block, the third sliding block is slidably arranged on the fourth sliding rail, and the fifth driving part is used for driving the third moving plate to move;

the fourth sliding block is installed on the third moving plate, the second moving plate is provided with a third sliding rail, the third sliding rail is slidably installed on the fourth sliding block, and the sixth driving part is used for driving the second moving plate to move up and down.

7. The mud feeding mechanism as set forth in claim 6, wherein: the second conveying assembly further comprises a second gear, the frame body is provided with a second toothed rail, the fifth driving part is installed on the third moving plate, the second gear is installed at the output end of the fifth driving part, and the second gear is meshed with the second toothed rail.

8. The mud feeding mechanism as set forth in claim 6, wherein: the second conveying assembly further comprises a third rack and a third gear;

the third rack is installed in the second movable plate, the sixth driving part is installed in the third movable plate, the third gear is installed at the output end of the sixth driving part, and the third gear is meshed with the third rack.

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