CN210418652U

CN210418652U - Convenient regulation type conveyer

Info

Publication number: CN210418652U
Application number: CN201921012690.7U
Authority: CN
Inventors: 贵思维; 贵人兵
Original assignee: Foshan Honben Equipment Co ltd
Current assignee: Foshan Honben Equipment Co ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-04-28
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a convenient adjustment type conveying device, which relates to the technical field of conveying belts and solves the problem that the tightness between two sections of conveying belts and a driving roller is different due to the fact that the length of the conveying belt needs to be reset when cloth of different specifications needs to be changed and cut; the roller mechanism comprises a first fixed roller group, a second fixed roller group and a distance adjusting roller group, and the conveyor belt is sequentially wound on the first fixed roller group, the distance adjusting roller group and the second fixed roller group and forms a feeding reference surface; the distance adjusting roller set comprises at least two inner side roller sets, and a distance is reserved between the two inner side roller sets, so that the distance adjusting roller set which can be dismounted and reinstalled can be avoided, the position for cutting the workpiece can be conveniently and quickly adjusted, and the purpose of switching the efficiency into workpieces with different processing specifications can be effectively improved.

Description

Convenient regulation type conveyer

Technical Field

The utility model relates to a conveyer belt technical field, in particular to make things convenient for regulation type conveyer.

Background

Conveyor belts have been widely used by various large, medium, and small manufacturing and related industries due to their robustness and durability in mass transfer of articles in the industry, and their effectiveness is also very significant in both manual and motorized conveyors. The conveyor belt is also commonly used for cutting cloth products in sections, and generally the conveyor belt is divided into two sections, and then the cutting mechanism is arranged between the two sections of the conveyor belt for cutting.

Therefore, the distance between the two sections of conveying belts of the cutting mechanism is the length of the cut conveying belts, when the cloth of different specifications is required to be changed and cut, the length of the conveying belts needs to be reset, the tightness between the two sections of conveying belts and the driving roller is different, the situation that the speeds of the two sections of conveying belts are different easily occurs after the length of the conveying belts is readjusted at the moment, and finally the situation that the length of the cutting mechanism is different from the situation that the lengths of the two sections of conveying belts are different in setting can be.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a make things convenient for regulation type conveyer has the roll adjusting barrel group that can exempt from to reinstall and dismantle, but the position that the work piece was tailor is adjusted to the swiftly convenient to ground, and efficiency when can improving effectively and switching into different processing specification work pieces can reduce effectively because of the not hard up advantage of conveyer belt that causes when repeatedly installing and adjusting the conveyer belt.

The above technical purpose of the present invention can be achieved by the following technical solutions: a conveniently-adjusted conveying device comprises a rack, a roller mechanism and a conveying belt for conveying workpieces, wherein a sliding pair is arranged on the rack, and a moving part capable of moving in a reciprocating manner in parallel to the feeding direction of the workpieces is arranged on the sliding pair; the roller mechanism comprises a first fixed roller group, a second fixed roller group and a distance adjusting roller group which moves synchronously with the movement part, and the conveyor belt is sequentially wound on the first fixed roller group, the distance adjusting roller group and the second fixed roller group and forms a feeding reference surface for feeding workpieces; the distance adjusting roller group comprises at least two inner side roller groups, and a distance for cutting a workpiece is reserved between the two inner side roller groups; and in the interval, the feeding reference surfaces of the conveyor belts arranged on the inner roller group face towards the outer side and are oppositely arranged.

The utility model discloses a further setting, roll adjustment roller group includes inboard roller group and along inboard roller group axial arrange outside roller group in inboard roller group week side; the inner roller group comprises a first inner roller, a second inner roller, a third inner roller and a fourth inner roller which are sequentially wound, and the distance is arranged between the first inner roller and the fourth inner roller; the outer roller group comprises a first outer roller, a second outer roller, a third outer roller and a fourth outer roller which are sequentially wound along the feeding direction of the workpiece; the conveying belt is wound on the first fixed roller group, the first outer roller, the second outer roller, the third outer roller, the fourth outer roller, the second fixed roller group, the fourth inner roller, the third inner roller, the second inner roller and the first inner roller in sequence to form a circulation loop.

By adopting the technical scheme, when the distance between the first inner roller and the fourth inner roller is used for cutting a workpiece, a first section of the workpiece after cutting is arranged between the first fixed roller group and the first inner roller, and a second section of the workpiece after cutting is arranged between the fourth inner roller and the second fixed roller group; at the moment, under the condition that the distance between the first fixed roller group and the second fixed roller group is not changed, the positions of the first inner roller and the fourth inner roller relative to the frame can be adjusted by moving the moving part, and the positions are used for cutting the workpiece; when the roller group needs to be cut into two sections with different lengths of other specifications, the movement part can be moved to drive the inner roller group to slide along the axial direction of the rack, and the purpose of quickly adjusting the position of the distance between the first inner roller and the fourth inner roller relative to the rack is further achieved. When workpieces of different specifications need to be cut, the cutting positions of the workpieces can be quickly adjusted, the efficiency of the workpieces of different processing specifications can be effectively improved, the loosening of the conveyor belt caused by repeated installation and adjustment of the conveyor belt can be effectively reduced, and the influence of the distance adjusting roller set on the tightness of the conveyor belt in the adjusting process can be reduced, so that the probability of the reduction of the processing quality of the workpieces caused by the loosening of the conveyor belt is reduced, and the processing quality of the workpieces is further improved.

The utility model discloses a further setting, first outer roller is located same horizontal plane with the outer roller axis between them of fourth, the outer roller of second is located same horizontal plane with the outer roller axis between them of third.

The utility model discloses a further setting, form the first plane between the axis of the outer roller of first outer roller and the axis of the outer roller of second, form the second plane between the axis of the outer roller of second and the axis of the outer roller of third, the contained angle towards cutting mechanism between second plane and the first plane is the acute angle; and a third plane is formed between the central axis of the third outer roller and the central axis of the fourth outer roller, and an included angle between the second plane and the third plane towards the cutting mechanism is an acute angle.

Through adopting above-mentioned technical scheme, can be convenient for improve the conveyer belt around the stability when locating outside roller group to reduce not hard up probability in the conveyer belt appearance, and then be convenient for reduce because of the not hard up work piece that appears of conveyer belt tailors the low condition of processingquality, so that improve the processingquality that the work piece was tailor.

The utility model discloses a further setting, roller and the interior roller of sixth in the fifth between roller in roller and the third in the inboard roller group in setting up in the second, roller and the sixth interior roller arrange along the direction of feed of conveyer belt in proper order in the fifth, the conveyer belt is around establishing the component circulation return circuit in roller, second in roller, fifth in roller, third in roller, the fourth in roller, the second in first.

Through adopting above-mentioned technical scheme, the conveyer belt both can be convenient for improve the degree of consistency that the conveyer belt removed the in-process around establishing square route on the roller group of inboard to in the process processingquality is tailor to the improvement work piece, still can reduce the shared space of inboard roller group in the sliding pair, and then is convenient for improve the installation of tailorring mechanism on the sliding pair.

The utility model discloses a further setting, the side that the frame is close to first fixed roller group is equipped with the first support roller that is used for avoiding conveyer belt and frame to contact, first support roller is contradicted in the conveyer belt and is deviated from the surface of pay-off reference surface; the side that the frame is close to second fixed roller group is equipped with the second support roller that is used for avoiding conveyer belt and frame contact, the second support roller is contradicted in the conveyer belt and is deviated from the surface of pay-off reference surface.

Through adopting above-mentioned technical scheme, first supporting roller and second support roller can make and keep suitable interval between conveyer belt and the frame to reduce the conveyer belt and take place unnecessary friction with the frame in the removal process. Thereby making the operation of the conveyor belt more stable.

The utility model discloses a further setting, the slide pair includes lead screw, nut pair and the first motor that sets up along work piece feed direction, lead screw and first motor all set up in the frame, the nut pair forms the motion portion and threaded connection is on the lead screw, the first motor rotates with the lead screw to be connected; the inner roller set and the outer roller set are both arranged on the nut pair.

By adopting the technical scheme, when the first motor drives the screw rod to rotate, the inner roller set and the outer roller set move along the axial direction of the screw rod along with the nut pair, and the quick adjustment of the cutting position of the workpiece is realized by utilizing the stability and the self-locking function of the screw rod transmission, so that the stability of the adjusting process can be further improved.

The utility model discloses a further setting, the frame includes the cutting mechanism who is used for tailorring the work piece, cutting mechanism includes the mount pad that sets up on the sliding pair, be provided with below the interval on the mount pad and the cutting edge is towards the second cutter of interval arrangement; the mounting seat is connected with a first cutter capable of moving back and forth along the direction perpendicular to the feeding reference surface in a sliding mode, the first cutter is located above the interval, and the cutting edges are arranged towards the interval.

The utility model is further provided with an upper rotating wheel, a lower rotating wheel and a second motor which is connected with the lower rotating wheel in a transmission way; the upper rotating wheel and the lower rotating wheel are respectively and rotatably connected to two ends of the mounting base along the direction vertical to the feeding reference surface, the upper rotating wheel and the lower rotating wheel are wound with transmission chains, and the first cutter is arranged on the transmission chains; and a connecting line between the first cutter and the second cutter is perpendicular to the feeding reference surface and is positioned between the first inner roller and the fourth inner roller.

Through adopting above-mentioned technical scheme, the lower cutter is fixed installation, and when second motor drive runner rotated down, the runner rotated on the runner passes through the drive chain drive, and the first cutter of drive chain drive was at this moment removed toward the second cutter along the direction of perpendicular to pay-off reference surface, until with the work piece pressfitting to contradict on the second cutter, and then accomplish tailorring of work piece to in the efficiency that the work piece was tailor is convenient for improve.

The utility model discloses a further setting, the frame is including the power unit that is used for driving the conveyer belt, power unit is including frame self-rotation's expansion end relatively, the expansion end is connected with the second fixed roller group transmission.

Through adopting above-mentioned technical scheme, power unit provides pivoted power for second fixed roller group for the second fixed roller group provides the power support that removes for the conveyer belt.

To sum up, the utility model discloses following beneficial effect has:

1. the efficiency of switching to workpieces of different processing specifications can be effectively improved, and the looseness of the conveyor belt caused by repeated installation and adjustment of the conveyor belt can be effectively reduced;

2. the influence of the distance adjusting roller group on the tightness of the conveying belt in the adjusting process can be reduced, so that the probability of the reduction of the processing quality of the workpiece caused by the loosening of the conveying belt is reduced, and the processing quality of the workpiece cutting is improved;

3. the distance adjusting roller group capable of being free of being mounted and dismounted again can conveniently and quickly adjust the cutting position of the workpiece, and therefore the machining efficiency is convenient to improve.

Generally speaking the utility model discloses, the roll adjusting barrel group of reinstallation and dismantlement can be exempted from, the position that the work piece was tailor can be adjusted to swiftly convenient to and fast, efficiency when can improving effectively and switching into different processing specification work pieces can reduce effectively that the conveyer belt that causes when installing repeatedly and adjusting the conveyer belt is not hard up.

Drawings

FIG. 1 is a schematic structural view of a front view of the present embodiment;

FIG. 2 is a schematic structural diagram of a top view of the present embodiment;

fig. 3 is a schematic view showing the connection relationship between the frame and the roller mechanism in this embodiment.

Reference numerals: 1. a conveyor belt; 2. feeding a reference surface; 3. a frame; 4. a moving part; 5. a first fixed roller group; 6. a distance adjusting roller set; 61. an inner roller set; 611. a first inner roller; 612. a second inner roller; 613. a third inner roller; 614. a fourth inner roller; 625. a fifth inner roller; 626. a sixth inner roller; 62. an outer roller set; 621. a first outer roller; 622. a second outer roller; 623. a third outer roller; 624. a fourth outer roller; 63. a sliding pair; 631. a screw rod; 632. a nut pair; 633. a first motor; 7. a second fixed roller set; 8. a cutting mechanism; 81. a mounting seat; 82. an upper runner; 83. a lower runner; 84. a first cutter; 85. a second cutter; 86. a second motor; 87. a drive chain; 9. a first support roller; 10. a second support roller; 11. a first plane; 12. a second plane; 13. a third plane; 14. a power mechanism; 141. a movable end; 15. and (4) spacing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a conveniently-adjusted conveying device is shown in figures 1 to 3 and comprises a rack 3, a roller mechanism and a conveying belt 1 for conveying workpieces, wherein a sliding pair 63 is arranged on the rack 3, and a moving part 4 capable of reciprocating parallel to the feeding direction of the workpieces is arranged on the sliding pair 63; the roller mechanism comprises a first fixed roller group 5, a second fixed roller group 7 and a distance adjusting roller group 6 which moves synchronously with the movement part 4, and the conveyor belt 1 is sequentially wound on the first fixed roller group 5, the distance adjusting roller group 6 and the second fixed roller group 7 to form a feeding reference surface 2 for feeding workpieces; the distance adjusting roller set 6 comprises at least two inner roller sets 61, and a distance 15 for cutting a workpiece is reserved between the two inner roller sets 61; the feeding reference surfaces 2 of the conveyor belts 1 wound around the inner roller set 61 are arranged facing outward and facing each other within the gap 15. The workpiece feeding direction is the conveying path of the conveyor belt 1, and in this embodiment, a gauze is used as the workpiece, but the invention is not limited thereto.

The distance-adjusting roller set 6 includes an inner roller set 61 and an outer roller set 62 arranged on the periphery side of the inner roller set 61 along the axial direction of the inner roller set 61; the inner roller group 61 comprises a first inner roller 611, a second inner roller 612, a third inner roller 613 and a fourth inner roller 614 which are sequentially wound, and a distance 15 is arranged between the first inner roller 611 and the fourth inner roller 614; the outer roller group 62 comprises a first outer roller 621, a second outer roller 622, a third outer roller 623 and a fourth outer roller 624 which are sequentially wound along the workpiece feeding direction; the conveyor belt 1 is wound on a first fixed roller group 5, a first outer roller 621, a second outer roller 622, a third outer roller 623, a fourth outer roller 624, a second fixed roller group 7, a fourth inner roller 614, a third inner roller 613, a second inner roller 612 and a first inner roller 611 in sequence to form a circulation loop. The power mechanism 14 includes a movable end 141 capable of rotating relative to the frame 3, and the movable end 141 is in transmission connection with the second fixed roller set 7.

The inner roller set 61 comprises a fifth inner roller 625 and a sixth inner roller 626 arranged between the second inner roller 612 and the third inner roller 613, the fifth inner roller 625 and the sixth inner roller 626 are sequentially arranged along the feeding direction of the conveyor belt 1, and the conveyor belt 1 is wound on the first inner roller 611, the second inner roller 612, the fifth inner roller 625, the third inner roller 613 and the fourth inner roller 614 to form a circulation loop. The second inner roller 612, the fifth inner roller 625, the sixth inner roller 626 and the third inner roller 613 are square-shaped.

A first supporting roller 9 for avoiding the contact between the conveyor belt 1 and the rack 3 is arranged on the side surface of the rack 3 close to the first fixed roller group 5, and the first supporting roller 9 is abutted against the surface of the conveyor belt 1 departing from the feeding reference surface 2; the side of the frame 3 close to the second fixed roller group 7 is provided with a second supporting roller 10 for avoiding the contact between the conveyor belt 1 and the frame 3, and the second supporting roller 10 is abutted against the surface of the conveyor belt 1 departing from the feeding reference surface 2. The first and second support rollers 10 can maintain a proper distance 15 between the conveyor belt 1 and the frame 3, so as to reduce unnecessary friction between the conveyor belt 1 and the frame 3 during movement. Thereby making the operation of the conveyor belt 1 more stable.

The sliding pair 63 comprises a screw rod 631, a nut pair 632 and a first motor 633 which are arranged along the feeding direction of the workpiece, the screw rod 631 and the first motor 633 are both arranged on the frame 3, the nut pair 632 forms the moving part 4 and is connected to the screw rod 631 in a threaded manner, and the first motor 633 is connected with the screw rod 631 in a rotating manner; the inner roller set 61 and the outer roller set 62 are both provided on the nut pair 632. When the first motor 633 drives the screw to rotate, the inner roller set 61 and the outer roller set 62 move along the screw 631 axially along with the nut pair 632, and the stability and the self-locking function of the transmission of the screw 631 are utilized to realize the rapid adjustment of the cutting position of the workpiece, so that the stability of the adjusting process can be further improved.

The rack 3 comprises a cutting mechanism 8 for cutting a workpiece, the cutting mechanism 8 comprises a mounting seat 81 arranged on the sliding pair 63, and a second cutter 85 which is arranged below the interval 15 and has a cutting edge facing the interval 15 is arranged on the mounting seat 81; a first cutting knife 84 capable of reciprocating in a direction perpendicular to the feeding reference plane 2 is slidably connected to the mounting seat 81, the first cutting knife 84 is located above the space 15, and the cutting edge is arranged towards the space 15. The mounting seat 81 is provided with an upper rotating wheel 82, a lower rotating wheel 83 and a second motor 86, and the second motor 86 is in transmission connection with the lower rotating wheel 83; the upper rotating wheel 82 and the lower rotating wheel 83 are respectively connected to two ends of the mounting base 81 along the direction vertical to the feeding reference surface 2 in a rotating mode, a transmission chain 87 is wound on the upper rotating wheel 82 and the lower rotating wheel 83, and the first cutter 84 is arranged on the transmission chain 87; the connecting line between the first cutter 84 and the second cutter 85 is perpendicular to the feeding reference surface 2 and is located between the first inner roller 611 and the fourth inner roller 614. Because the lower cutter is fixedly installed, when the second motor 86 drives the lower wheel 83 to rotate, the lower wheel 83 drives the upper wheel 82 to rotate through the transmission chain 87, and at this time, the transmission chain 87 drives the first cutter 84 to move towards the second cutter 85 along the direction perpendicular to the feeding reference surface 2 until the workpiece is pressed against the second cutter 85, so that the workpiece is cut, and the efficiency of cutting the workpiece is improved.

The axes of the first outer roller 621 and the fourth outer roller 624 are located on the same horizontal plane, and the axes of the second outer roller 622 and the third outer roller 623 are located on the same horizontal plane, so that the moving path of the conveyor belt 1 is linear, and the moving path is linear and can be matched with linear cloth, so that the stability of the moving process of the workpiece driven by the conveyor belt 1 is improved, and the processing quality of the workpiece cutting is further improved.

A first plane 11 is formed between the central axis of the first outer roller 621 and the central axis of the second outer roller 622, a second plane 12 is formed between the central axis of the second outer roller 622 and the central axis of the third outer roller 623, and an included angle between the second plane 12 and the first plane 11 towards the cutting mechanism 8 is an acute angle; a third plane 13 is formed between the central axis of the third outer roller 623 and the central axis of the fourth outer roller 624, and an included angle between the second plane 12 and the third plane 13 toward the cutting mechanism 8 is an acute angle, so that the stability of the conveyor belt 1 wound on the outer roller set 62 can be improved, the probability of looseness of the conveyor belt 1 can be reduced, the problem of low workpiece cutting quality caused by looseness of the conveyor belt 1 can be reduced, and the workpiece cutting quality can be improved.

The frame 3 comprises a power mechanism 14 for driving the conveyor belt 1, the power mechanism 14 comprises a movable end 141 capable of rotating relative to the frame 3, and the movable end 141 is in transmission connection with the second fixed roller group 7. The power mechanism 14 provides a rotating power for the second fixed roller set 7, so that the second fixed roller set 7 provides a moving power support for the conveyor belt 1. The power mechanism 14 is a servo motor commonly used in the art, and the movable end 141 is a rotating part of the servo motor.

The working process and principle are as follows: when the distance 15 between the first inner roller 611 and the fourth inner roller 614 is used for cutting a workpiece, a first section of the workpiece after cutting is arranged between the first fixed roller group 5 and the first inner roller 611, and a second section of the workpiece after cutting is arranged between the fourth inner roller 614 and the second fixed roller group 7; at this time, under the condition that the distance 15 between the first fixed roller set 5 and the second fixed roller set 7 is not changed, the positions of the first inner roller 611 and the fourth inner roller 614 relative to the frame 3, which are used for cutting the workpiece, can be adjusted by moving the moving part 4; when the length of the two sections of the inner rollers needs to be cut into different lengths with other specifications, the moving part 4 can be moved to drive the inner roller set 61 to slide along the axial direction of the machine frame 3, and the purpose of quickly adjusting the position of the distance 15 between the first inner roller 611 and the fourth inner roller 614 relative to the machine frame 3 is further achieved. When workpieces of different specifications need to be cut, the cutting positions of the workpieces can be quickly adjusted, the efficiency of the workpieces of different processing specifications can be effectively improved, the looseness of the conveyor belt 1 caused by repeated installation and adjustment of the conveyor belt 1 can be effectively reduced, the influence of the distance adjusting roller set 6 on the tightness of the conveyor belt 1 in the adjusting process can be reduced, the probability of the reduction of the processing quality of the workpieces caused by the looseness of the conveyor belt 1 can be reduced, and the processing quality of the workpieces can be further improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A conveniently-adjusted conveying device comprises a rack (3), a roller mechanism and a conveying belt (1) for conveying workpieces, and is characterized in that a sliding pair (63) is arranged on the rack (3), and a moving part (4) capable of moving in a reciprocating manner in parallel to the feeding direction of the workpieces is arranged on the sliding pair (63); the roller mechanism comprises a first fixed roller set (5), a second fixed roller set (7) and a distance adjusting roller set (6) which moves synchronously with the moving part (4), and the conveyor belt (1) is sequentially wound on the first fixed roller set (5), the distance adjusting roller set (6) and the second fixed roller set (7) to form a feeding reference surface (2) for feeding workpieces; the distance adjusting roller set (6) comprises at least two inner side roller sets (61), and a distance (15) for cutting a workpiece is reserved between the two inner side roller sets (61); and the feeding reference surfaces (2) of the conveyor belts (1) arranged on the inner roller group (61) in the interval (15) face towards the outer side and are oppositely arranged.

2. A conveniently adjustable conveyor as claimed in claim 1, wherein said distance-adjusting roller set (6) comprises an inner roller set (61) and an outer roller set (62) arranged on the periphery of the inner roller set (61) in the axial direction of the inner roller set (61); the inner roller group (61) comprises a first inner roller (611), a second inner roller (612), a third inner roller (613) and a fourth inner roller (614) which are sequentially wound, and the distance (15) is arranged between the first inner roller (611) and the fourth inner roller (614); the outer roller group (62) comprises a first outer roller (621), a second outer roller (622), a third outer roller (623) and a fourth outer roller (624) which are sequentially wound along the feeding direction of the workpiece; the conveying belt (1) is sequentially wound on the first fixed roller group (5), the first outer roller (621), the second outer roller (622), the third outer roller (623), the fourth outer roller (624), the second fixed roller group (7), the fourth inner roller (614), the third inner roller (613), the second inner roller (612) and the first inner roller (611) to form a circulation loop.

3. A conveniently adjustable conveyor as claimed in claim 2, wherein the axes of the first outer drum (621) and the fourth outer drum (624) are on the same horizontal plane, and the axes of the second outer drum (622) and the third outer drum (623) are on the same horizontal plane.

4. A conveyor device easy to adjust according to claim 2, characterized in that a first plane (11) is formed between the central axis of the first outer roller (621) and the central axis of the second outer roller (622), a second plane (12) is formed between the central axis of the second outer roller (622) and the central axis of the third outer roller (623), and the included angle between the second plane (12) and the first plane (11) towards the cutting mechanism (8) is an acute angle; and a third plane (13) is formed between the central axis of the third outer roller (623) and the central axis of the fourth outer roller (624), and an included angle between the second plane (12) and the third plane (13) towards the cutting mechanism (8) is an acute angle.

5. The conveniently adjustable conveying device according to claim 1, wherein the inner roller set (61) comprises a fifth inner roller (625) and a sixth inner roller (626) which are arranged between a second inner roller (612) and a third inner roller (613), the fifth inner roller (625) and the sixth inner roller (626) are sequentially arranged along the feeding direction of the conveying belt (1), and the conveying belt (1) is wound on the first inner roller (611), the second inner roller (612), the fifth inner roller (625), the third inner roller (613) and the fourth inner roller (614) to form a circulation loop.

6. A conveyor device convenient to adjust as claimed in claim 1, characterized in that the side of the frame (3) close to the first fixed roller group (5) is provided with a first supporting roller (9) for avoiding the contact between the conveyor belt (1) and the frame (3), and the first supporting roller (9) is abutted against the surface of the conveyor belt (1) away from the feeding reference surface (2); the side of frame (3) near second fixed roller group (7) is equipped with second support roller (10) that are used for avoiding conveyer belt (1) and frame (3) contact, second support roller (10) are contradicted in conveyer belt (1) and are kept away from the surface of pay-off reference surface (2).

7. The conveniently adjustable conveyor according to claim 1, wherein the sliding pair (63) comprises a screw (631), a nut pair (632) and a first motor (633) arranged along the workpiece feeding direction, the screw (631) and the first motor (633) are both arranged on the frame (3), the nut pair (632) forms the moving part (4) and is connected to the screw (631) in a threaded manner, and the first motor (633) is connected with the screw (631) in a rotating manner; the inner roller set (61) and the outer roller set (62) are both arranged on the nut pair (632).

8. A conveniently adjustable conveyor as claimed in claim 1, wherein the frame (3) comprises a cutting mechanism (8) for cutting the workpiece, the cutting mechanism (8) comprising a mounting seat (81) provided on the sliding pair (63), the mounting seat (81) being provided with a second cutter (85) disposed below the gap (15) and having a cutting edge facing the gap (15); the mounting seat (81) is connected with a first cutter (84) capable of moving in a reciprocating mode in the direction perpendicular to the feeding reference surface (2) in a sliding mode, the first cutter (84) is located above the interval (15), and the cutting edge is arranged towards the interval (15).

9. The conveniently adjustable conveying device as claimed in claim 8, wherein the mounting seat (81) is provided with an upper rotating wheel (82), a lower rotating wheel (83) and a second motor (86), and the second motor (86) is in transmission connection with the lower rotating wheel (83); the upper rotating wheel (82) and the lower rotating wheel (83) are respectively connected to two ends of the mounting base (81) along the direction perpendicular to the feeding reference surface (2) in a rotating mode, a transmission chain (87) is wound on the upper rotating wheel (82) and the lower rotating wheel (83), and the first cutter (84) is arranged on the transmission chain (87); and a connecting line between the first cutter (84) and the second cutter (85) is perpendicular to the feeding reference surface (2) and is positioned between the first inner roller (611) and the fourth inner roller (614).

10. A conveyor device with convenient adjustment according to claim 1, characterized in that the frame (3) comprises a power mechanism (14) for driving the conveyor belt (1), the power mechanism (14) comprises a movable end (141) capable of rotating relative to the frame (3), and the movable end (141) is in transmission connection with the second fixed roller set (7).