Multifunctional round belt conveying and positioning mechanism for conveying flaky products

Abstract

The invention discloses a multifunctional round belt conveying and positioning mechanism for conveying flaky products, which comprises a conveying frame, a feeding round belt structure is arranged at one end of the conveying frame, and a main control round belt structure is arranged at the other end of the conveying frame; the feeding round belt structure and the main control round belt structure which are low in cost are adopted for conveying products, then the products are jacked at the suspended jacking station through the high-precision jacking positioning module, the positions of the products are adjusted, and the products are put back to the main control round belt structure after being used for the processes of machining, detecting, cleaning, sorting and the like of the front faces and the back faces of the products. The jacking and positioning modules solve the problem that the conveying precision of a round belt is insufficient, so that the cost of conveying equipment is reduced under the condition that high-precision machining is met, in the using process, the blocking and correcting module corrects a product, the main control round belt structure improves the product adjustment precision and conducts machining, the jacking and correcting modules at the two positions support the product for machining, and the machining efficiency is improved. And the overall rhythm is faster.

Description

Technical Field

[0001] The invention relates to the technical field of a transplanting, transporting and positioning mechanism for sheet products, in particular to a conveying and positioning mechanism for conveying sheet products using a multifunctional round belt. Background Art

[0002] In the precision processing and production process of sheet products, the front and back sides are the two most critical feature surfaces. These two surfaces are usually processed, inspected, cleaned, sorted and other processes. The traditional solution uses a high-precision conveyor line to transport the product, and then uses an adsorption mechanism to suck up the product for bottom surface processing. However, this method has the following defects: This method of using an adsorption mechanism to suck up products has a slow cycle, a complex structure, and the cost of the high-precision conveyor line is also relatively high.

[0003] Therefore, we propose a multifunctional round belt conveying and positioning mechanism for sheet products to solve the above problems. Summary of the invention

[0004] The object of the present invention is to provide a multifunctional round belt conveying and positioning mechanism for conveying sheet products, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a conveying and positioning mechanism for conveying sheet products with a multifunctional round belt, comprising a conveying frame, a feeding round belt structure is arranged at one end of the conveying frame, a main control round belt structure is arranged at the other end of the conveying frame, a loading station is arranged at a position on the surface of the feeding round belt structure away from the main control round belt structure, a return station is arranged at a position on the surface of the feeding round belt structure close to the main control round belt structure, and a suspended lifting station, a first transition station, a side station, a fixed station, a second transition station, and a unloading station are arranged on the surface of the main control round belt structure from one end of the feeding round belt structure to the other end in sequence; A blocking and correcting module is arranged on the conveying frame below the correcting station, a lifting and positioning module is arranged on the conveying frame below the suspended lifting station, and two lifting and correcting modules are arranged on the conveying frame below the side station and the fixed station.

[0006] Preferably, the feed circular belt structure includes three feed belt groove rollers, which are evenly rotated and connected to the inner side wall of the conveyor frame, the outer side wall of the conveyor frame is fixedly connected to the feed drive module, and two feed circular belts are sleeved between the ends of two adjacent feed belt groove rollers. The main control circular belt structure includes seven feed belt groove rollers, which are evenly rotated and connected to the inner side wall of the conveyor frame, the outer side wall of the conveyor frame is fixedly connected to the main control drive module, and two feed circular belts are sleeved between the ends of two adjacent feed belt groove rollers. The loading station and the alignment station are arranged on the feed circular belt between the three feed belt groove rollers, and the suspended lifting station, the first transition station, the side station, the fixed station, the second transition station, and the unloading station are arranged on the feed circular belt between the seven feed belt groove rollers.

[0007] Preferably, the blocking and correcting module includes a side frame, a side wall of the side frame is fixedly connected to a blocking cylinder, the top end of the blocking cylinder output end is fixedly connected to a lifting plate, the top surface of the lifting plate is fixedly connected to a blocking block, the surface of the lifting plate is fixedly connected to a sensor, and the side frame is fixedly connected to a conveying frame.

[0008] Preferably, the jacking positioning module includes two support frames, one of which has a side wall of the support frame fixedly connected to a linear guide rail, and the other side wall of the support frame fixedly connected to a jacking cylinder, the top of the linear guide rail mover and the top of the output end of the jacking cylinder are fixedly connected to two support plates, one side of the two support plates is provided with a first adjusting cross bar, and the other side of the two support plates is provided with a second adjusting cross bar, the first adjusting cross bar and the second adjusting cross bar are parallel to each other, the middle part of the top surface of the first adjusting cross bar is vertically fixed to the two first standing plates, and the middle part of the top surface of the second adjusting cross bar is vertically fixed to the two second standing plates, two guide blocks are fixed to the two support plates, the two guide blocks are slidably connected to the two ends of the first adjusting cross bar, the two ends of the first adjusting cross bar are provided with two first elongated holes, the center of the guide block is threadedly connected to the first hand-turned screw, the first hand-turned screw is inserted into the first elongated hole, and two top The top groove is horizontally slidably connected to the sliding bar, and a short groove is provided on the end surface of the sliding bar, and the end of the second adjusting cross bar is horizontally slidably connected in the short groove, and the second elongated hole is provided on the sliding bar, and the second hand-turned screw is threaded on the top groove, and the second hand-turned screw passes through the second elongated hole, and two third elongated holes are provided at both ends of the second adjusting cross bar, and the short groove is threadedly connected to the third hand-turned screw, and the third hand-turned screw passes through the third elongated hole, and a first positioning port is provided on the top surface of the end of the first adjusting cross bar, and a second positioning port is provided on the top surface of the end of the second adjusting cross bar, the first positioning port is fixedly connected to one end of the positioning rod, and the other end of the positioning rod is slidably connected to the second positioning port, and the positioning rod is provided with a fourth elongated hole near the second positioning port, and the second positioning port is threadedly connected to the fourth hand-turned screw, and the fourth hand-turned screw passes through the fourth elongated hole, and a scale line is provided on the surface of the support plate near the top groove.

[0009] Preferably, the lifting and straightening module includes a side frame fixedly connected to the conveying frame, the side wall of the side frame is fixedly connected to the lifting and straightening cylinder, the top end of the output end of the lifting and straightening cylinder is fixedly connected to the top plate, the top surface of the top plate is fixedly connected to the top block, the top surface of the top block is horizontally slidably connected to the lifting slide, the top block is fixedly embedded with a horizontal straightening cylinder, and the output end of the horizontal straightening cylinder is fixedly connected to the bottom surface of the lifting slide.

[0010] Preferably, two ends of the conveyor frame side wall are rotatably connected to two auxiliary rollers, and the conveyor frame side wall is located between the feed circular belt structure and the main control circular belt structure and is rotatably connected to the transfer roller.

[0011] Compared with the prior art, the present invention has the following beneficial effects: The present invention adopts a low-cost feeding circular belt structure and a main control circular belt structure to convey products, and then uses a high-precision jacking and positioning module to jack up the products at the suspended jacking station position, adjust the position of the products, and use them for processing, testing, cleaning, sorting and other processes on the front and back of the products. The products are then put back on the main control circular belt structure. The jacking and positioning module solves the problem of insufficient conveying accuracy of the circular belt, thereby reducing the cost of the conveying equipment while meeting the condition of high-precision processing. When in use, the blocking and correcting module corrects the products, the main control circular belt structure improves the adjustment accuracy of the products, and processes them. The jacking and correcting modules at two positions hold up the products for processing, and the overall beat is faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the main structure in the first and second embodiments of the present invention; Figure 2 It is a schematic diagram of the top view of the main body structure in the first and second embodiments of the present invention; Figure 3 It is a structural schematic diagram of a blocking correction module in a second embodiment of the present invention; Figure 4 This is a structural schematic diagram of a lifting and positioning module in a second embodiment of the present invention; Figure 5 It is a structural schematic diagram of the jacking and straightening module in the second embodiment of the present invention.

[0013] In the figure: 1. conveyor frame; 2. feed round belt structure; 3. main control round belt structure; 4. blocking and correcting module; 5. lifting and positioning module; 6. lifting and correcting module; 11. loading station; 12. correcting station; 13. suspended lifting station; 14. first transition station; 15. side station; 16. fixed station; 17. second transition station; 18. unloading station; 19. auxiliary roller; 110. transfer roller; 21. feed belt groove roller; 22. feed round belt; 23. feed drive module; 31. feed belt groove roller; 32. feed round belt; 33. main control drive module; 41. side frame; 42. blocking cylinder; 43. lifting plate; 44. blocking block; 45. sensor; 51. support frame; 52. linear guide ;53, lifting cylinder;54, supporting plate;55, first adjusting cross bar;56, second adjusting cross bar;57, first lifting plate;58, second lifting plate;59, guide block;510, first long hole;511, first hand screw;512, top groove;513, slide bar;514, short groove;515, second long hole;516, second hand screw;517, third long hole;518, third hand screw;519, first positioning port;520, second positioning port;521, positioning rod;522, fourth long hole;523, fourth hand screw;524, scale line;61, side frame;62, lifting and alignment cylinder;63, top plate;64, top block;65, lifting slide plate;66, horizontal alignment cylinder. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example

[0015] See also Figure 1-2 The present invention provides a technical solution: a conveying and positioning mechanism for conveying sheet products with a multifunctional round belt, comprising a conveying frame 1, a feeding round belt structure 2 is arranged at one end of the conveying frame 1, a main control round belt structure 3 is arranged at the other end of the conveying frame 1, a loading station 11 is arranged at a position on the surface of the feeding round belt structure 2 away from the main control round belt structure 3, a return station 12 is arranged at a position on the surface of the feeding round belt structure 2 close to the main control round belt structure 3, and a suspended lifting station 13, a first transition station 14, a side station 15, a fixed station 16, a second transition station 17, and a unloading station 18 are arranged in sequence on the surface of the main control round belt structure 3 from one end of the feeding round belt structure 2 to the other end; A blocking and correcting module 4 is provided on the conveyor frame 1 below the correcting station 12, a lifting and positioning module 5 is provided on the conveyor frame 1 below the suspended lifting station 13, and two lifting and correcting modules 6 are provided on the conveyor frame 1 below the side station 15 and the fixed station 16. The low-cost feeding circular belt structure 2 and the main control circular belt structure 3 are used to convey the products, and then the high-precision lifting and positioning module 5 is used to lift the products at the suspended lifting station 13 to adjust the position of the products for processing, inspection, cleaning, sorting and other processes on the front and back of the products, and then put them back on the main control circular belt structure 3. The lifting and positioning module 5 solves the problem of insufficient precision of circular belt conveying, so that the cost of conveying equipment is reduced while meeting the condition of high-precision processing. When in use, the blocking and correcting module 4 corrects the products, the main control circular belt structure 3 improves the adjustment accuracy of the products, and processes them. The lifting and correcting modules 6 at the two positions hold up the products for processing, and the overall beat is faster. Example

[0016] See also Figure 1-5 , which is the second embodiment of the present invention. This embodiment is based on the previous embodiment. The feed round belt structure 2 includes three feed belt groove rollers 21. The three feed belt groove rollers 21 are evenly rotated and connected to the inner wall of the conveyor frame 1. The outer wall of the conveyor frame 1 is fixed with a feed drive module 23. The feed drive module 23 is used to drive the feed belt groove rollers 21. Two feed round belts 22 are sleeved between the ends of two adjacent feed belt groove rollers 21. The main control round belt structure 3 includes seven feed belt groove rollers 31. The seven feed belt groove rollers 31 are evenly rotated and connected to the inner wall of the conveyor frame 1. On the side wall, the outer side wall of the conveyor frame 1 is fixedly connected to the main control drive module 33, and the main control drive module 33 is used to drive the feed belt groove roller 31. Two feed round belts 32 are sleeved between the ends of two adjacent feed belt groove rollers 31. The loading station 11 and the alignment station 12 are arranged on the feed round belt 22 between the three feed belt groove rollers 21. The suspended lifting station 13, the first transition station 14, the side station 15, the fixed station 16, the second transition station 17, and the unloading station 18 are arranged on the feed round belt 32 between the seven feed belt groove rollers 31.

[0017] The blocking and correcting module 4 includes a side frame 41, a side wall of the side frame 41 is fixedly connected to a blocking cylinder 42, the top end of the blocking cylinder 42 is fixedly connected to a lifting plate 43, the top surface of the lifting plate 43 is fixedly connected to a blocking block 44, the surface of the lifting plate 43 is fixedly connected to a sensor 45, and the side frame 41 is fixedly connected to the conveying frame 1.

[0018] The lifting and positioning module 5 includes two support frames 51, wherein the side wall of one support frame 51 is fixedly connected to a linear guide rail 52, and the side wall of the other support frame 51 is fixedly connected to a lifting cylinder 53. The top of the linear guide rail 52 mover and the top of the output end of the lifting cylinder 53 are fixedly connected to two support plates 54. A first adjusting cross bar 55 is arranged on one side of the two support plates 54, and a second adjusting cross bar 56 is arranged on the other side of the two support plates 54. The first adjusting cross bar 55 and the second adjusting cross bar 56 are parallel to each other. The middle part of the top surface of the first adjusting cross bar 55 is vertically fixedly connected to two first top standing plates 57, and the second adjusting cross bar 56 is vertically fixedly connected to the two first top standing plates 57. Two second top standing plates 58 are vertically fixed to the middle of the top surface of the rod 56, two guide blocks 59 are fixed to the two support plates 54, the two guide blocks 59 are slidably connected to the two ends of the first adjusting cross bar 55, two first long holes 510 are provided at the two ends of the first adjusting cross bar 55, the center of the guide block 59 is threadedly connected to the first hand-turned screw 511, the first hand-turned screw 511 is inserted into the first long hole 510, two top grooves 512 are provided on the two first hand-turned screws 511, the top grooves 512 are horizontally slidably connected to the slide bar 513, the end surface of the slide bar 513 is provided with a short groove 514, and the second adjusting cross bar 55 is provided with a first long hole 510. The end of the rod 56 is horizontally slidably connected in the short slot 514, a second long hole 515 is provided on the slide bar 513, a second hand screw 516 is threadedly connected to the top slot 512, and the second hand screw 516 passes through the second long hole 515, two third long holes 517 are provided at both ends of the second adjusting cross bar 56, the short slot 514 is threadedly connected to the third hand screw 518, and the third hand screw 518 passes through the third long hole 517, a first positioning hole 519 is provided on the top surface of the end of the first adjusting cross bar 55, and a second positioning hole 520 is provided on the top surface of the end of the second adjusting cross bar 56. The first positioning port 519 is fixedly connected to one end of the positioning rod 521, and the other end of the positioning rod 521 is slidably connected to the second positioning port 520. The positioning rod 521 has a fourth long hole 522 near the second positioning port 520. The second positioning port 520 is threadedly connected to the fourth hand-turned screw 523. The fourth hand-turned screw 523 passes through the fourth long hole 522. A scale line 524 is provided on the surface of the support plate 54 near the top groove 512. The spacing and position of the first adjusting cross bar 55 and the second adjusting cross bar 56 on the jacking positioning module 5 can be adjusted to facilitate different sheet products.

[0019] The lifting and alignment module 6 includes a side frame 61 fixedly connected to the conveying frame 1, the side wall of the side frame 61 is fixedly connected to the lifting and alignment cylinder 62, the top end of the output end of the lifting and alignment cylinder 62 is fixedly connected to the top plate 63, the top surface of the top plate 63 is fixedly connected to the top block 64, the top surface of the top block 64 is horizontally slidably connected to the lifting slide 65, the top block 64 is fixedly embedded with a horizontal alignment cylinder 66, and the output end of the horizontal alignment cylinder 66 is fixedly connected to the bottom surface of the lifting slide 65.

[0020] Two ends of the side wall of the conveyor frame 1 are rotatably connected to two auxiliary rollers 19 , and the side wall of the conveyor frame 1 is located between the feed circular belt structure 2 and the main control circular belt structure 3 and is rotatably connected to the transfer roller 110 . Example

[0021] See also Figure 1-5 , which is the third embodiment of the present invention. This embodiment is based on the above two embodiments. When the present invention is used, the feeding circular belt structure 2 and the main control circular belt structure 3 run synchronously with equal spacing, that is, they run for a certain distance and stop for a set time, then run for a certain distance and stop for a set time, and cycle in sequence. The feeding station 11 receives the product from the upstream or manually transferred, the feeding circular belt structure 2 transfers the product at the feeding station 11 to the correction station 12, the blocking correction module 4 blocks and corrects the product, the feeding circular belt structure 2 transfers the corrected product at the correction station 12 to the suspended lifting station 13 of the main control circular belt structure 3, the lifting and positioning module 5 lifts the product with high precision for processing, testing, cleaning, sorting and other processes on the front and back sides of the product, the first transition station 14 and the fixed station 16 are used for transition products, and the lifting and correction module 6 at the side station 15 lifts and positions the product to realize high-precision processing, testing, cleaning, sorting and other processes on the side of the product. The lifting and alignment module 6 at the fixed workstation 16 lifts and positions the product for high-precision processing, inspection, cleaning, sorting and other processes on the front of the product. After that, the product arrives at the unloading workstation 18 for conveying the product to the downstream machine or manual material collection. The present invention adopts a low-cost feeding circular belt structure 2 and a main control circular belt structure 3 to convey the product, and then uses a high-precision lifting and positioning module 5 at the suspended lifting workstation 13 to lift the product and adjust the position of the product for processing, inspection, cleaning, sorting and other processes on the front and back of the product and then put it back on the main control circular belt structure 3. The lifting and positioning module 5 solves the problem of insufficient circular belt conveying accuracy, thereby reducing the cost of the conveying equipment while meeting the conditions of high-precision processing. When in use, the blocking and alignment module 4 corrects the product, and the main control circular belt structure 3 improves the adjustment accuracy of the product and performs processing. The lifting and alignment modules 6 at the two positions lift the product for processing, and the overall beat is faster.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional round belt conveying and positioning mechanism for conveying sheet products, comprising a conveying frame (1), characterized in that: A feeding circular belt structure (2) is arranged at one end of the conveying frame (1), and a main control circular belt structure (3) is arranged at the other end of the conveying frame (1); a loading station (11) is arranged at a position on the surface of the feeding circular belt structure (2) away from the main control circular belt structure (3); a return station (12) is arranged at a position on the surface of the feeding circular belt structure (2) close to the main control circular belt structure (3); and a suspended lifting station (13), a first transition station (14), a side station (15), a fixed station (16), a second transition station (17), and a unloading station (18) are arranged in sequence from one end to the other end of the surface of the main control circular belt structure (3); A blocking and correcting module (4) is provided on the conveying frame (1) below the correcting station (12), a lifting and positioning module (5) is provided on the conveying frame (1) below the suspended lifting station (13), and two lifting and correcting modules (6) are provided on the conveying frame (1) below the side station (15) and the fixed station (16).

2. A multifunctional round belt conveying and positioning mechanism for conveying sheet products according to claim 1, characterized in that: The feed circular belt structure (2) comprises three feed belt groove rollers (21), the three feed belt groove rollers (21) are connected to the inner wall of the conveyor frame (1) in a uniform rotation manner, the outer wall of the conveyor frame (1) is fixedly connected to the feed drive module (23), two feed circular belts (22) are sleeved between the ends of two adjacent feed belt groove rollers (21), and the main control circular belt structure (3) comprises seven feed belt groove rollers (31), the seven feed belt groove rollers (31) are connected to the inner wall of the conveyor frame (1) in a uniform rotation manner, and the outer wall of the conveyor frame (1) is fixedly connected to the feed drive module (23). A main control drive module (33) is fixedly connected, and two feed round belts (32) are sleeved between the ends of two adjacent feed belt groove rollers (31). The loading station (11) and the alignment station (12) are arranged on the feed round belt (22) between the three feed belt groove rollers (21), and the suspended lifting station (13), the first transition station (14), the side station (15), the fixed station (16), the second transition station (17), and the unloading station (18) are arranged on the feed round belt (32) between the seven feed belt groove rollers (31).

3. The multifunctional round belt conveying and positioning mechanism for conveying sheet products according to claim 1, characterized in that: The blocking and correcting module (4) comprises a side frame (41), the side wall of the side frame (41) is fixedly connected to a blocking cylinder (42), the top end of the output end of the blocking cylinder (42) is fixedly connected to a lifting plate (43), the top surface of the lifting plate (43) is fixedly connected to a blocking block (44), the surface of the lifting plate (43) is fixedly connected to a sensor (45), and the side frame (41) is fixedly connected to the conveying frame (1).

4. The multifunctional round belt conveying and positioning mechanism for conveying sheet products according to claim 1, characterized in that: The lifting and positioning module (5) comprises two support frames (51), wherein a linear guide rail (52) is fixedly connected to a side wall of one of the support frames (51), and a lifting cylinder (53) is fixedly connected to a side wall of the other support frame (51); two support plates (54) are fixedly connected to the top of the mover of the linear guide rail (52) and the top of the output end of the lifting cylinder (53); a first adjusting cross bar (55) is provided on one side of the two support plates (54), and a second adjusting cross bar (56) is provided on the other side of the two support plates (54); the first adjusting cross bar (55) and the second adjusting cross bar (56) are parallel to each other; the middle of the top surface of the first adjusting cross bar (55) is vertically fixedly connected to the two first lifting cross bars (55); A standing plate (57), two second top standing plates (58) are vertically fixed to the middle of the top surface of the second adjusting cross bar (56), two guide blocks (59) are fixed to the two supporting plates (54), the two guide blocks (59) are slidably connected to the two ends of the first adjusting cross bar (55), two first long holes (510) are provided at the two ends of the first adjusting cross bar (55), the center of the guide block (59) is threadedly connected to the first hand-turned screw (511), the first hand-turned screw (511) is inserted into the first long hole (510), two top grooves (512) are provided on the two first hand-turned screws (511), and the top grooves (512) are horizontally slidably connected to the slide bar (513) A short groove (514) is formed on the end surface of the slide bar (513), and the end of the second adjustment cross bar (56) is horizontally slidably connected in the short groove (514). A second long hole (515) is formed on the slide bar (513), and a second hand-turned screw (516) is threadedly connected to the top groove (512), and the second hand-turned screw (516) passes through the second long hole (515). Two third long holes (517) are formed at both ends of the second adjustment cross bar (56), and a third hand-turned screw (518) is threadedly connected to the short groove (514), and the third hand-turned screw (518) passes through the third long hole (517). The end of the first adjustment cross bar (55) A first positioning hole (519) is formed on the top surface of the second adjusting cross bar (56), a second positioning hole (520) is formed on the top surface of the end of the second adjusting cross bar (56), the first positioning hole (519) is fixedly connected to one end of a positioning rod (521), the other end of the positioning rod (521) is slidably connected to the second positioning hole (520), a fourth long hole (522) is formed on the positioning rod (521) near the second positioning hole (520), the second positioning hole (520) is threadedly connected to a fourth hand-turned screw (523), the fourth hand-turned screw (523) passes through the fourth long hole (522), and a scale line (524) is provided on the surface of the support plate (54) near the top groove (512).

5. The multifunctional round belt conveying and positioning mechanism for conveying sheet products according to claim 1, characterized in that: The lifting and alignment module (6) comprises a side frame (62) fixedly connected to the conveying frame (1); the side wall of the side frame (62) is fixedly connected to the lifting and alignment cylinder (62); the top end of the output end of the lifting and alignment cylinder (62) is fixedly connected to the top plate (63); the top surface of the top plate (63) is fixedly connected to the top block (64); the top surface of the top block (64) is horizontally slidably connected to the lifting slide (65); the top block (64) is fixedly embedded with a horizontal alignment cylinder (66); the output end of the horizontal alignment cylinder (66) is fixedly connected to the bottom surface of the lifting slide (65).

6. The multifunctional round belt conveying and positioning mechanism for conveying sheet products according to claim 1, characterized in that: Two ends of the side wall of the conveyor frame (1) are rotatably connected to two auxiliary rollers (19), and the side wall of the conveyor frame (1) is located between the feed circular belt structure (2) and the main control circular belt structure (3) and is rotatably connected to the transfer roller (110).

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