CN216343734U - Sealing machine motor belt tensioning structure - Google Patents

Abstract

The application relates to the technical field of adjusting structures, in particular to a belt tensioning structure of a sealing machine motor, which comprises a rack, a power assembly arranged on the rack, an output assembly arranged on the rack, a belt and a tensioning assembly used for tensioning the belt, wherein the power assembly is connected with the output assembly through the belt; the sealing machine motor belt tensioning structure of design is convenient for install power component and output assembly through the frame, is convenient for connect power component and output assembly through the belt, is convenient for install regulating part and driving piece through the tensioning frame, is convenient for drive two sets of regulating parts motion through the driving piece, is convenient for the tensioning belt through the regulating part, and then improves the power conduction efficiency between sealing machine power component and the output assembly.

Description

Sealing machine motor belt tensioning structure

Technical Field

The application relates to the technical field of adjusting structures, in particular to a belt tensioning structure of a sealing machine motor.

Background

In the process of filling honey, a sealing machine is needed to be used for sealing a honey-filled dense storage tank, the sealing machine is a machine for sealing a container filled with a packing material, and a common sealing machine comprises a rack, a speed reduction and speed regulation transmission mechanism, a sealing and printing mechanism, a conveying device, an electric appliance electronic control system and other components, and a motor is mostly used as a power source.

When the power transmission interval is great, generally, the rotatory power that produces of motor is conducted to parts such as conveyor through the belt, belt drive will have certain tensioning force just can have initial pulling force and frictional force, but the belt can be because plastic deformation relaxes after receiving a period of tensioning force, make initial pulling force reduce gradually, lead to the working capacity of belt constantly to descend, influence the power conduction efficiency of motor, and then influence the work efficiency of capper, consequently need use belt tensioning structure to carry out the tensioning to the belt, and adopt to process out the slotted hole on the mounting panel, and it is comparatively common to come the structure of tensioning belt through the length direction motion of driving motor along the slotted hole.

In view of the above-mentioned related technologies, the inventor believes that when the designed belt conveyor tensioning structure is applied to a vertically tensioned belt, the motor horizontally slides along the length direction of the slotted hole, and when the moving distance of the motor is limited, the tensioning adjustment amount of the belt is limited, which affects the power transmission efficiency of the motor.

SUMMERY OF THE UTILITY MODEL

In order to improve the power conduction efficiency of capper motor, this application provides a capper motor belt tensioning structure, adopts following technical scheme:

the utility model provides a sealing machine motor belt tensioning structure, includes the frame, install power component in the frame, install output assembly, belt in the frame and be used for the tensioning subassembly of belt, power component pass through the belt with output assembly connects, the tensioning subassembly includes tensioning frame, two sets of regulating parts and is used for driving two the driving piece of regulating part motion, the tensioning frame with the frame is connected, the tensioning frame with regulating part swing joint, the belt passes tensioning frame and two the cavity that the regulating part encloses, the tensioning frame with the driving piece is connected.

By adopting the technical scheme, the driving part is adjusted, the driving part applies force to the two groups of adjusting parts, so that the two groups of adjusting parts move oppositely, the adjusting parts apply force to the belt, and the belt is changed from a loose state to a tensioned state after the shape of the belt is changed; the sealing machine motor belt tensioning structure of design is convenient for install power component and output assembly through the frame, is convenient for connect power component and output assembly through the belt, is convenient for install regulating part and driving piece through the tensioning frame, is convenient for drive two sets of regulating parts motion through the driving piece, is convenient for the tensioning belt through the regulating part, and then improves the power conduction efficiency between sealing machine power component and the output assembly.

Optionally, the adjusting member includes a roller, a rotating frame and two sliding blocks, the roller is rotatably connected to the rotating frame, the two sliding blocks are respectively located on two opposite sides of the rotating frame, the sliding blocks are connected to the rotating frame, sliding grooves for the sliding blocks to slide are formed in two opposite sides of the tensioning frame, the sliding grooves are formed in the length direction of the tensioning frame, and the rotating frame is connected to the driving member.

By adopting the technical scheme, the driving piece applies force to the rotating frame, the rotating frame applies force to the rolling shaft and the two sliding blocks, the sliding blocks slide along the length direction of the sliding groove, and the rolling shaft applies force to the belt, so that the belt is concave and then tensioned; the regulating part of design is convenient for realize the removal of rotating turret and roller bearing with the spout cooperation through the slider, is convenient for install the roller bearing through the rotating turret, connects the roller bearing on the rotating turret through rotating, can promote the belt indent to roller bearing and belt roll connection can prolong the life of belt.

Optionally, the driving member includes a screw rod and a compression spring, the screw rod penetrates through a side wall of the tensioning frame, the screw rod is in threaded connection with the tensioning frame, an axial direction of the screw rod is parallel to a length direction of the sliding chute, and the screw rod abuts against one of the rotating frames; one end of the compression spring is connected with the inner side wall of the tensioning frame, and the other end of the compression spring is connected with the other rotating frame.

By adopting the technical scheme, the screw rod is screwed, the screw rod applies force to the rotating frame, the rotating frame slides along the length direction of the sliding groove through the sliding block, the rotating frame drives the rolling shaft to apply force to the belt, so that the belt is inwards concave and tensioned, meanwhile, the compression spring is in a compression state and applies force to the other rotating frame, the other rotating frame slides along the length direction of the sliding groove through the sliding block, and the other rotating frame drives the rolling shaft to apply force to the belt, so that the belt is inwards concave and tensioned; the driving piece of design is convenient for through the motion of rotating turret drive roller bearing through compression spring, and then makes the belt indent realize automatic tensioning, is convenient for through the motion of rotating turret drive roller bearing through the screw rod, and then realizes the tensioning through roller bearing drive belt indent.

Optionally, still including being used for the tensioning the accent subassembly that increases of belt, increase the accent subassembly and include dwang, two increase and transfer the frame and be used for adjusting two increase the accent piece of accent frame contained angle, dwang axis direction with roller bearing axis direction is parallel, the relative both sides of tensioning frame have all been offered and are used for supplying the rotation hole that the dwang passed, just it is close to rotate the hole tensioning frame length direction's central point puts the setting, increase and transfer the frame with the dwang rotates to be connected, increase the rotation direction place plane of transferring the frame with the axis direction of dwang is perpendicular, two increase and transfer the frame and be located the belt is inboard, increase and transfer to put up and be connected with the butt pole, the butt pole with increase and transfer a butt, increase and transfer the piece with the tensioning frame is connected.

By adopting the technical scheme, the two increasing and adjusting frames are close to the two rotating holes, then the rotating rod penetrates through the two increasing and adjusting frames and is inserted into the rotating holes, the increasing and adjusting part is adjusted, the increasing and adjusting part applies force to the abutting rods connected to the two increasing and adjusting frames, the abutting rods drive the two increasing and adjusting frames connected with each other to rotate around the rotating connection position with the tensioning frame, so that the included angle between the two increasing and adjusting frames is enlarged, the increasing and adjusting frames apply force to the belt, and the belt is stretched outwards; the accent subassembly that increases of design is convenient for drive butt joint pole motion through increasing the accent piece, is convenient for drive through butt joint pole and dwang and increases the accent frame motion, is convenient for drive belt evagination tensioning through increasing the accent frame.

Optionally, increase and transfer the piece including regulating plate, square bar, backup pad and inserted bar, regulating plate length direction with tensioning frame length direction is parallel, the regulating plate with the butt pole butt, the regulating plate with the square bar is connected, the backup pad with fixed connection can be dismantled to the relative both sides of tensioning frame, offer in the backup pad and be used for the confession the square hole that the square bar passed, just the square bar with the backup pad is slided and is connected, seted up on the square bar a plurality of be used for inserted bar male spacing hole, it is a plurality of spacing hole is followed the length direction of square bar is seted up, the inserted bar with the backup pad butt.

By adopting the technical scheme, the supporting plate is detachably fixed on the tensioning frame, the square rod is inserted into the square hole, force is applied to the square rod, the square rod drives the adjusting plate to move towards the rotating joint of the increasing and adjusting frame and the tensioning frame, the adjusting plate applies force to the abutting rod, the abutting rod applies force to the increasing and adjusting frame, so that the included angle between the two increasing and adjusting frames is increased, the increasing and adjusting frames apply force to the belt to enable the belt to protrude outwards and tension, meanwhile, the inserting rod is inserted into the limiting hole formed in the square rod, and the inserting rod abuts against the supporting plate to prevent the square rod from moving downwards; the increase of design transfers the piece, is convenient for drive the regulating plate motion through the square pole, is convenient for drive the butt joint pole motion through the regulating plate, is convenient for prevent the square pole downstream with inserted bar and backup pad cooperation through spacing hole, is convenient for prevent the square pole through the square hole and rotates.

Optionally, increase and transfer the frame and include quarter butt and two stock, the quarter butt both ends respectively with two the stock is connected, the stock is kept away from quarter butt one end is seted up and is used for supplying the patchhole that the dwang passed, the cover is equipped with the cylinder on the quarter butt, the cylinder with the quarter butt rotates to be connected.

By adopting the technical scheme, the rotating rod penetrates through the inserting hole and the rotating hole to adjust the modulation increasing piece, the modulation increasing piece applies force to the abutting rod, the abutting rod drives the long rod to rotate, the long rod drives the short rod to move, the short rod drives the roller to move, and the roller applies force to the belt to enable the belt to protrude outwards and tension; the increase accent frame of design is convenient for install the stock through the patchhole, is convenient for support quarter butt and butt pole through the stock, is convenient for install the cylinder through the quarter butt, can realize through the cylinder with the roll connection of belt, and then the life of extension belt.

Optionally, the two ends of the rotating rod are both connected with anti-dropping nuts in a threaded manner.

Through adopting above-mentioned technical scheme, the anticreep nut of design can prevent that dwang and stock from breaking away from, influences the safe in utilization of straining structure.

The power assembly comprises a motor and a driving belt wheel, the motor is connected with the rack, an output shaft of the motor is coaxially connected with the driving belt wheel, and the driving belt wheel is connected with the belt.

By adopting the technical scheme, the external power supply provides electric energy for the motor to work, the motor output shaft rotates to drive the driving belt wheel to rotate, and the driving belt wheel transmits power to the output assembly through the belt; the power component of design is convenient for drive driving pulley through the motor and rotates, is convenient for be convenient for through the belt with power transmission to output assembly through driving pulley.

Optionally, the output assembly comprises a speed reducer and a driven belt wheel, the speed reducer is connected with the frame, the speed reducer is not located on the same horizontal plane with the motor, an input shaft of the speed reducer is coaxially connected with the driven belt wheel, and the driven belt wheel is connected with the driving belt wheel through a belt.

Through adopting above-mentioned technical scheme, the output subassembly of design, through driven pulleys, be convenient for accomplish the power conduction of motor with the belt cooperation, be convenient for rotate the low-speed rotation that changes the high-speed of motor output shaft into reduction gear output shaft through the reduction gear.

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

1. according to the designed belt tensioning structure of the motor of the sealing machine, the power assembly and the output assembly are conveniently mounted through the rack, the power assembly and the output assembly are conveniently connected through the belt, the adjusting piece and the driving piece are conveniently mounted through the tensioning frame, the two groups of adjusting pieces are conveniently driven to move through the driving piece, the belt is conveniently tensioned through the adjusting piece, and therefore the power transmission efficiency between the power assembly and the output assembly of the sealing machine is improved;

2. the designed belt tensioning structure of the motor of the sealing machine is convenient for driving the abutting rod to move through the increasing and adjusting part, is convenient for driving the increasing and adjusting frame to move through the abutting rod, and is convenient for driving the belt to protrude outwards and tension through the increasing and adjusting frame;

3. the sealing machine motor belt tensioning structure of design is convenient for install the stock through the patchhole, is convenient for support quarter butt and butt pole through the stock, is convenient for install the cylinder through the quarter butt, can realize through the cylinder with the roll connection of belt, and then the life of extension belt.

Drawings

Fig. 1 is a schematic structural view of an overall structure of a motor belt tensioning structure of a sealing machine according to an embodiment of the present application;

fig. 2 is a partial structural schematic view of a belt tensioning structure of a motor of a sealing machine according to an embodiment of the present application, which is intended to illustrate a tensioning assembly and an increase adjustment assembly;

fig. 3 is a partial structural schematic diagram of a belt tensioning structure of a motor of a sealing machine according to an embodiment of the present application, and is intended to illustrate an increase adjustment frame.

Reference numerals: 1. a frame; 2. a power assembly; 21. a motor; 22. a driving pulley; 3. an output component; 31. a speed reducer; 32. a driven pulley; 4. a belt; 5. a tension assembly; 51. a tensioning frame; 511. a chute; 512. rotating the hole; 52. an adjustment member; 521. a roller; 522. a rotating frame; 523. a slider; 53. a drive member; 531. a screw; 532. a compression spring; 6. a tone increasing component; 61. rotating the rod; 62. an increase and adjustment frame; 621. a short bar; 622. a long rod; 6221. an insertion hole; 63. an adding and adjusting part; 631. an adjusting plate; 632. a square bar; 6321. a limiting hole; 633. a support plate; 6331. a square hole; 634. inserting a rod; 7. a butting rod; 8. a drum; 9. the anti-drop nut.

Detailed Description

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

The embodiment of the application discloses capper motor belt tensioning texture.

Referring to fig. 1 and 2, a belt tensioning structure of a sealing machine motor comprises a frame 1, a power assembly 2 mounted on the frame 1, an output assembly 3 mounted on the frame 1, a belt 4, a tensioning assembly 5 for tensioning the belt 4 and an increasing and adjusting assembly 6 for tensioning the belt 4, wherein the power assembly 2 is connected with the output assembly 3 through the belt 4, the power assembly 2 comprises a motor 21 and a driving pulley 22, a base of the motor 21 is in bolted connection with the frame 1, an output shaft of the motor 21 is coaxially connected with the driving pulley 22, and an output shaft of the motor 21 is in key connection with the driving pulley 22; the output assembly 3 comprises a speed reducer 31 and a driven pulley 32, the speed reducer 31 is connected with the rack 1 through bolts, the speed reducer 31 is located below the motor 21, an input shaft of the speed reducer 31 is coaxially connected with the driven pulley 32, the input shaft of the speed reducer 31 is connected with the driven pulley 32 through a key, the driving pulley 22 is connected with the driven pulley 32 through a belt 4, and a plane passing through the axial direction of the driving pulley 22 and the axial direction of the driven pulley 32 is a vertical plane.

Referring to fig. 1 and 2, the tensioning assembly 5 comprises a tensioning frame 51, two sets of adjusting members 52 and a driving member 53 for driving the two sets of adjusting members 52 to move, wherein both the top wall of the tensioning frame 51 and the bottom wall of the tensioning frame 51 are provided with openings, the tensioning frame 51 is connected with the frame 1 through a mounting block bolt, the tensioning frame 51 is movably connected with the adjusting members 52, the belt 4 passes through a cavity defined by the tensioning frame 51 and the two sets of adjusting members 52, and the tensioning frame 51 is connected with the driving member 53; the adjusting part 52 comprises a rolling shaft 521, a rotating frame 522 and two sliding blocks 523, the rolling shaft 521 is rotatably connected with the rotating frame 522 through a rotating shaft, the axial direction of the rolling shaft 521 is horizontally arranged, the axial direction of the rolling shaft 521 is perpendicular to the length direction of the tensioning frame 51, the two sliding blocks 523 are respectively positioned at two opposite sides of the rotating frame 522, the sliding blocks 523 are welded with the rotating frame 522, sliding grooves 511 for the sliding blocks 523 to slide are respectively formed in two opposite sides of the tensioning frame 51, the sliding grooves 511 are formed in the length direction of the tensioning frame 51, and the rotating frame 522 is connected with the driving part 53.

Referring to fig. 1 and 2, the driving member 53 includes a screw 531 and a compression spring 532, the screw 531 and the compression spring 532 are respectively located at two opposite sides of the belt 4, the screw 531 is disposed through a side wall of the tension frame 51, the screw 531 is in threaded connection with the tension frame 51, an axial direction of the screw 531 is parallel to a length direction of the sliding slot 511, the screw 531 abuts against one side of one rotating frame 522 away from the other rotating frame 522, one end of the compression spring 532 is welded to an inner side wall of the tension frame 51, and the other end of the compression spring 532 is welded to the other rotating frame 522.

Referring to fig. 1 and 2, the adjustment increasing assembly 6 includes a rotating rod 61, two adjustment increasing frames 62 and an adjustment increasing member 63 for adjusting an included angle between the two adjustment increasing frames 62, an axial direction of the rotating rod 61 is parallel to an axial direction of the roller 521, two opposite sides of the tensioning frame 51 are both provided with rotating holes 512 for the rotating rod 61 to be inserted into, the rotating hole 512 is arranged near the center of the tensioning frame 51 in the length direction, the adjusting frame 62 is rotatably connected with the rotating rod 61, the rotating direction of the adjusting frame 62 is vertical to the axial direction of the roller 521, the rotation connection part of the adjustment increasing frame 62 and the tensioning frame 51 is arranged close to the center of the tensioning frame 51 in the length direction, the two adjustment increasing frames 62 are both positioned on the inner side of the belt 4, the abutting rod 7 is welded on the adjustment increasing frame 62, the axial direction of the abutting rod 7 is parallel to the axial direction of the roller 521, the abutting rod 7 is connected with the adjustment increasing piece 63, and the adjustment increasing piece 63 is connected with the tensioning frame 51.

Referring to fig. 1 and 2, the increase-adjustment member 63 includes an adjustment plate 631, a square bar 632, a support plate 633 and an insertion rod 634, the length direction of the adjustment plate 631 is parallel to the length direction of the tensioning frame 51, the plane of the adjustment plate 631 is horizontally disposed, the bottom wall of the adjustment plate 631 abuts against the abutment rods 7, the two abutment rods 7 connected to the two increase-adjustment frames 62 are respectively located at two sides of the center position of the adjustment plate 631 in the length direction, the bottom wall of the adjustment plate 631 is welded to the square bar 632, and the rotation rod 61 and the square bar 632 are disposed in a staggered manner; the diapire bolted connection of backup pad 633 and tensioning frame 51's the relative both sides, the square hole 6331 that is used for supplying square bar 632 to pass has been seted up on the backup pad 633, the axis direction of square bar 632 along square hole 6331 slides, the axis direction of square bar 632 is perpendicular with regulating plate 631 place plane, a plurality of spacing holes 6321 that are used for inserted bar 634 to insert have been seted up on the square bar 632, the length direction of a plurality of spacing holes 6321 along square bar 632 is seted up, inserted bar 634 inserts in one of them spacing hole 6321, and the diapire butt of inserted bar 634 and backup pad 633.

Referring to fig. 2 and 3, the adjustment increasing frame 62 includes a short rod 621 and two long rods 622, the axial direction of the short rod 621 is parallel to the axial direction of the roller 521, the short rod 621 is sleeved with a roller 8, the roller 8 is rotatably connected with the short rod 621, and the roller 8 is located between the two long rods 622; two root length poles 622 respectively with the both ends welding of quarter butt 621, the both ends of butt pole 7 respectively with two root length poles 622 welding, the patchhole 6221 that is used for supplying dwang 61 to pass is offered to the one end that quarter butt 621 was kept away from to root length pole 622, root length pole 622 rotates with dwang 61 to be connected, in order to prevent that root length 622 and dwang 61 separate, the equal threaded connection in both ends of dwang 61 has anticreep nut 9.

The implementation principle of the belt tensioning structure of the sealing machine motor in the embodiment of the application is as follows: the belt 4 passes through a cavity formed by two rollers 521 and the tensioning frame 51, then the belt 4 is sleeved on the driving pulley 22 and the driven pulley 32, then the support plate 633 is bolted on the tensioning frame 51, the rotating rod 61 passes through the insertion hole 6221 on the long rod 622 and the rotating hole 512 on the tensioning frame 51, and then two anti-dropping nuts 9 are screwed at two ends of the rotating rod 61; the supporting plate 633 is bolted on the tensioning frame 51, the square rod 632 penetrates through the square hole 6331, then the square rod 632 is pulled downwards to a proper position according to the looseness degree of the belt 4, the square rod 632 drives the adjusting plate 631 to move, the adjusting plate 631 applies force to the abutting rod 7, the abutting rod 7 applies force to the long rod 622, the long rod 622 applies force to the short rod 621, the short rod 621 applies force to the roller 8, the roller 8 applies force to the belt 4 to enable the belt 4 to protrude outwards and be tensioned, and then the inserting rod 634 is inserted into the limiting hole 6321 to fix the square rod 632; meanwhile, the compression spring 532 applies force to the rotating frame 522, the rotating frame 522 applies force to the sliding block 523 and the roller 521, so that the sliding block 523 slides along the length direction of the sliding slot 511, the sliding block 523 drives the roller 521 to apply force to the belt 4 through the rotating frame 522, the belt 4 is inwards concave and tensioned, when the belt 4 is continuously loosened, the screw 531 is screwed, the screw 531 applies force to the other rotating frame 522, the other rotating frame 522 applies force to the sliding block 523 and the roller 521, so that the sliding block 523 slides along the length direction of the sliding slot 511, and the sliding block 523 drives the roller 521 to apply force to the belt 4 through the other rotating frame 522, so that the belt 4 is inwards concave and tensioned.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. A belt tensioning structure of a sealing machine motor is characterized by comprising a frame (1), a power assembly (2) arranged on the frame (1), an output assembly (3) arranged on the frame (1), a belt (4) and a tensioning assembly (5) used for tensioning the belt (4), the power component (2) is connected with the output component (3) through a belt (4), the tensioning assembly (5) comprises a tensioning frame (51), two groups of adjusting pieces (52) and a driving piece (53) for driving the two adjusting pieces (52) to move, the tensioning frame (51) is connected with the frame (1), the tensioning frame (51) is movably connected with the adjusting piece (52), the belt (4) penetrates through a cavity defined by the tensioning frame (51) and the two adjusting pieces (52), and the tensioning frame (51) is connected with the driving piece (53).

2. The sealing machine motor belt tensioning structure according to claim 1, characterized in that the adjusting member (52) comprises a roller (521), a rotating frame (522) and two sliding blocks (523), the roller (521) is rotatably connected with the rotating frame (522), the two sliding blocks (523) are respectively located on two opposite sides of the rotating frame (522), the sliding blocks (523) are connected with the rotating frame (522), sliding grooves (511) for the sliding blocks (523) to slide are respectively formed in two opposite sides of the tensioning frame (51), the sliding grooves (511) are formed along the length direction of the tensioning frame (51), and the rotating frame (522) is connected with the driving member (53).

3. The capper motor belt tensioning construction of claim 2 wherein said driving member (53) comprises a screw (531) and a compression spring (532), said screw (531) being disposed through a side wall of said tensioning frame (51), and said screw (531) being in threaded connection with said tensioning frame (51), an axial direction of said screw (531) being disposed parallel to a length direction of said chute (511), said screw (531) abutting against one of said turrets (522); one end of the compression spring (532) is connected with the inner side wall of the tensioning frame (51), and the other end of the compression spring is connected with the other rotating frame (522).

4. The sealing machine motor belt tensioning structure of claim 2, characterized in that, still include and be used for the tensioning increase transfer subassembly (6) of belt (4), increase transfer subassembly (6) including dwang (61), two increase transfer frame (62) and be used for adjusting two increase transfer piece (63) of increase transfer frame (62) contained angle, dwang (61) axis direction with roller (521) axis direction is parallel, the relative both sides of tensioning frame (51) all offer and are used for supplying rotation hole (512) that dwang (61) passed, and rotation hole (512) are close to tensioning frame (51) length direction's central point puts and sets up, increase transfer frame (62) with dwang (61) rotate and are connected, increase transfer frame (62) rotation direction place plane with the axis direction of dwang (61) is perpendicular, two increase transfer frame (62) are located belt (4) are inboard, the increase and adjust the frame (62) and be connected with butt joint pole (7), butt joint pole (7) with increase accent piece (63) butt, increase accent piece (63) with tensioning frame (51) are connected.

5. The sealing machine motor belt tensioning structure according to claim 4, wherein the increasing and adjusting member (63) comprises an adjusting plate (631), a square bar (632), a supporting plate (633) and an inserting bar (634), the length direction of the adjusting plate (631) is parallel to the length direction of the tensioning frame (51), the adjusting plate (631) abuts against the abutting bar (7), the adjusting plate (631) is connected with the square bar (632), the supporting plate (633) is detachably and fixedly connected with the opposite two sides of the tensioning frame (51), a square hole (6331) for the square bar (632) to pass through is formed in the supporting plate (633), the square bar (632) is connected with the supporting plate (633) in a sliding manner, a plurality of limiting holes (6321) for the inserting bar (634) to insert are formed in the square bar (632), and a plurality of the limiting holes (6321) are formed in the length direction of the square bar (632), the insert rod (634) abuts against the support plate (633).

6. The tensioning structure for the motor belt of the sealing machine as claimed in claim 4, wherein the adjusting frame (62) comprises a short rod (621) and two long rods (622), two ends of the short rod (621) are respectively connected with the two long rods (622), one end of each long rod (622) far away from the short rod (621) is provided with an insertion hole (6221) for the rotating rod (61) to pass through, the short rod (621) is sleeved with a roller (8), and the roller (8) is rotatably connected with the short rod (621).

7. The motor belt tensioning structure of the sealing machine according to claim 4, characterized in that both ends of the rotating rod (61) are connected with anti-drop nuts (9) in a threaded manner.

8. The capper motor belt tensioning arrangement of claim 1 wherein said power assembly (2) comprises a motor (21) and a drive pulley (22), said motor (21) being connected to said frame (1), said motor (21) output shaft being coaxially connected to said drive pulley (22), said drive pulley (22) being connected to said belt (4).

9. The capper motor belt tensioning arrangement according to claim 8, characterized in that said output assembly (3) comprises a speed reducer (31) and a driven pulley (32), said speed reducer (31) is connected with said frame (1), and said speed reducer (31) is not in the same horizontal plane with said motor (21), said speed reducer (31) input shaft is coaxially connected with said driven pulley (32), said driven pulley (32) is connected with said driving pulley (22) through a belt (4).

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