CN118082299A - Side face membrane feed mechanism and side face membrane forming device of octagon envelope - Google Patents

Abstract

The application relates to the technical field of packaging bag processing equipment, in particular to a side film feeding mechanism and a side film forming device of an octagonal envelope, comprising a frame, a movable frame, a cutting assembly and a transmission assembly, wherein a screw rod and a sliding rail are fixed below the frame; the cutting assembly is used for cutting the side film output from the moving frame; the transmission assembly comprises two transmission groups which are symmetrically arranged, each transmission group comprises a movable transmission group, a static transmission group and a toothed belt, the movable transmission groups are connected with the static transmission groups through the toothed belts, and the movable transmission groups correspondingly move the racks to synchronously move. The application has the effect of processing folded materials of the side face film into different length sizes.

Description

Side face membrane feed mechanism and side face membrane forming device of octagon envelope

Technical Field

The application relates to the field of packaging bag processing equipment, in particular to a side film feeding mechanism and a side film forming device for an octagonal envelope.

Background

The eight-edge sealing bag is a composite packaging bag, is named according to the appearance of the packaging bag, and comprises eight edge sealing edges and two sides of four edge sealing edges at the bottom. The eight-edge sealing bag is popular with consumers because of good stereoscopic impression and more apparent grade.

The Chinese patent with publication number CN206107687U discloses a plastic film feeding and tensioning mechanism in 2017, 4 months and 19 days, and the plastic film feeding and tensioning mechanism of packaging equipment comprises a feeding motor, a feeding control assembly and a horizontal rod; the feeding control assembly consists of a feeding control rod, a feeding control rod mounting seat, an elastic reset mechanism, an inductor and an inductor contact. Through setting up pay-off control assembly and horizon bar, realize according to the elasticity autoloading of plastic film, solved autoloading and adjusted the problem of plastic film elasticity.

To the relevant technology in the above, the plastic film size of processing is single, can't change the length of ejection of compact plastic film when processing the book material of plastic film, and the practicality is not high.

Disclosure of Invention

The application aims to provide a side film feeding mechanism and a side film forming device for an octagonal envelope, wherein the side film feeding mechanism can process folded materials of side films into side films with different length sizes.

In a first aspect, the application provides a side film feeding mechanism of an octagonal envelope, which adopts the following technical scheme:

The side film feeding mechanism of the octagonal envelope comprises a rack which is sequentially arranged along the conveying direction of the side film, wherein a sliding rail is arranged on the rack; the movable frame is connected to the sliding rail in a sliding manner, the movable frame comprises a movable frame input end and a movable frame output end which are arranged along the sliding direction, and the side surface film enters the movable frame from the movable frame input end and is output from the movable frame output end; the cutting assembly is fixed on the output end of the movable frame and is used for cutting the side face film; the transmission assembly comprises two transmission groups which are vertically symmetrically arranged, each transmission group is used for carrying out traction transportation on the side surface film output by the output end of the movable frame, each transmission group comprises a conveying belt, and a movable transmission group and a static transmission group which are connected through the conveying belt, the movable transmission group is positioned at the output end of the movable frame, the static transmission group is rotationally connected to the frame and far away from the output end of the movable frame, and when the movable frame slides on the sliding rail, the movable transmission group synchronously moves corresponding to the movable frame; the length of the side surface film which is arranged between one end of the conveying belt, which is positioned at the same height with the movable frame and is far away from the movable frame, and the output end of the movable frame changes along with the movement of the movable frame.

Through adopting above-mentioned technical scheme, move the rotating group along with moving the frame synchronous motion, so move the rotating group and remove the side membrane length between the frame unchanged, move the drive train group along with moving the frame and remove on the slide rail, quiet drive train group is fixed keep motionless in the frame, remove the frame and remove the length that changes conveyer belt and side membrane contact, the side membrane length of output from removing the frame output and change in step, cutting assembly fixes at removing the frame output, cutting mechanism and remove the frame synchronous motion, along with removing the removal of frame and change the cutting point on the side face membrane, the side membrane of adjustment length cuts.

Optionally, the side face membrane feed mechanism of octagon envelope, the drive train include driving gear, driven gear and sliding block, driving gear fixed connection is in on the removal frame and be close to the cutting assembly, driven gear passes through the sliding block is connected in the frame and is located remove the frame top, driving gear with driven gear with remove frame synchronous motion, driving gear with the direction of movement of removing the frame is the same, driven gear with the direction of movement of removing the frame is opposite, driving gear drives the conveyer belt motion, offered the confession in the frame the sliding groove that the sliding block slided is provided with the spring in the sliding groove, the one end of spring is connected in the frame, the one end of keeping away from the frame is connected on the sliding block.

Through adopting above-mentioned technical scheme, the length of conveyer belt remains unchanged, and driven gear and the synchronous reverse motion of driving gear when the driving gear moves along with the movable frame, and driven gear moves in the sliding tray, and spring coupling is between sliding block and frame, and driven gear connects on the sliding block, and driven gear and sliding block synchronous motion, and the tensioning and the butt when the spring elasticity is moved the sliding block realize the tensioning to the conveyer belt on the driven gear when the driven gear moves.

Optionally, the static drive group passes through the conveyer belt by the driving gear drives and rotates, the static drive group includes first quiet gear, second quiet gear, third quiet gear and first synchronizing wheel, second synchronizing wheel, first quiet gear with driven gear is in same height and keeps away from driven gear, second quiet gear and third quiet gear with the driving gear is in same height, the second quiet gear is close to the driving gear, the third quiet gear is kept away from the driving gear, first synchronizing wheel is located every between the driving gear of dynamic drive group with driven gear, the second synchronizing wheel is located directly over the second quiet gear, the conveyer belt passes between the second quiet gear and the second synchronizing wheel.

Through adopting above-mentioned technical scheme, the length of conveyer belt is unchangeable, carry out the multiple spot location through first quiet gear, second quiet gear, third quiet gear, first synchronizing wheel and second synchronizing wheel pair tooth area, the planarization of conveying plane is guaranteed to the second quiet gear between driving gear and third quiet gear, third quiet gear position is fixed when driving gear is close to or keeps away from the second quiet gear unchanged, it changes the distance between driving gear and the third quiet gear to remove the driving gear so that the length of butt on the side face membrane changes, driven gear is opposite with driving gear direction of motion, driven gear is kept away from or is close to first quiet gear.

Optionally, the conveying belt between the driving gear and the third static gear in the two driving groups is mutually abutted to form a conveying plane for conveying the side film, the conveying plane is provided with a conveying plane input end and a conveying plane output end along the conveying direction of the side film, the conveying plane input end corresponds to the moving frame output end, the movement speed of the conveying belt corresponds to the rotation speed of the driving gear, and the length of the conveying plane is changed along with the movement of the moving frame on the sliding rail.

In a second aspect, the present application further provides a side film forming apparatus, which adopts the following technical scheme:

The utility model provides a side membrane forming device, includes the side face membrane feed mechanism of above-mentioned eight edge sealing bags, still includes feeding subassembly, feeding subassembly is fixed on the movable frame input, feeding subassembly includes roller, motor and drive roller, the roller rotates to be connected in the frame and keep away from the movable frame, the side face membrane winding is in on the roller, the drive roller is fixed on the movable frame input, the drive roller passes through the motor and drives and rotate, the drive roller is used for right the side face membrane on the roller pulls the extraction.

Through adopting above-mentioned technical scheme, the motor drives the drive roller and rotates and pull the side membrane on the roller to remove in the frame and carry to the follow-up process, and the uninterrupted transport of side membrane is guaranteed to the drive roller in the frame that removes.

Optionally, the feeding subassembly still includes guide roll and setting element, the guide roll rotates to be connected on the movable frame input and be located the roller with between the drive roller, the guide roll bottommost with the bottom of drive roller is in same height, the guide roll will the side face membrane is followed on the roller guide to on the drive roller, the setting element sets up the movable frame input and be located the guide roll with between the drive roller, the setting element is used for right the butt location of side face membrane width direction both sides.

Through adopting above-mentioned technical scheme, the minimum of guide roll and the minimum of drive roller locate at same height and make the side face membrane horizontal entering when getting into the drive roller from the wind-up roll, and the too big winding of side face membrane on the drive wheel that produces of friction when placing side face membrane slope entering drive wheel, the setting element is fixed a position the both sides of the side face membrane of getting into the drive roller between guide roll and drive roller, prevents that the side face membrane from producing the skew when sliding.

Optionally, still include clamping assembly, clamping assembly connects in the frame, clamping assembly is used for right carry out the centre gripping and drive on the plane of transport the side membrane, clamping assembly includes connecting seat, clamping lever and guide rail, the guide rail is installed in the frame, and the guide rail is followed carry plane input directional the direction setting of plane output, the connecting seat is close to or keep away from on the slide rail the second hydrostatic gear is reciprocating motion, in order to with the side membrane is followed carry the plane to follow in the subsequent handling, the clamping lever is in inside the connecting seat, the clamping lever is along perpendicularly carry plane's direction motion will the side membrane butt is in on the connecting seat in order to right the side membrane carries out the centre gripping.

Through adopting above-mentioned technical scheme, the clamping component corresponds in the follow-up processing position of lifting the limit piece, and the connecting seat corresponds the side face membrane edge of lifting the limit piece perk, holds the side face membrane removal of dragging with side face membrane both sides edge through the clamping lever, extracts the side face membrane from conveying the plane and breaks away from, and the connecting seat keeps the continuity of side face membrane centre gripping extraction along the reciprocating motion of guide rail.

Optionally, the device further comprises a lifting piece, the lifting piece is fixed on the frame and located between the second static gear and the third static gear, the highest point of the lifting piece is higher than the conveying plane, the lifting piece is used for lifting the side edge of the side face film from the input end of the conveying plane to the output end of the conveying plane, and the highest point of the lifting piece corresponds to the connecting seat.

By adopting the technical scheme, the two sides of the edge lifting piece are higher than the conveying plane, and the parts, which are not contacted with the conveying belt, of the two sides of the side surface film are slightly tilted by the edge lifting piece, so that the edge lifting piece can conveniently enter equipment of subsequent procedures.

Optionally, the moving speed of the connecting seat is greater than the moving speed of the conveying belt.

Through adopting above-mentioned technical scheme, the side face membrane in the connecting seat centre gripping conveying plane is kept away from along the guide rail and lifts the piece and send to next process, resets and is close to and lifts next side face membrane of piece centre gripping, and the time of a reciprocating motion of connecting seat is the same with the time that the driving gear rotated and is driven the conveyer belt motion and make side face membrane follow the removal frame output to lift the piece on conveying plane, guarantees the uninterrupted centre gripping transportation of side face membrane. Ensure that the connecting seat can be reset before the next film reaches the edge lifting piece after the transportation

Optionally, a guide plate is disposed between the output end of the moving frame and the input end of the conveying plane, and the guide plate is communicated with the output end of the moving frame and the conveying plane so as to enable the side film to be stably conveyed.

The guide plate is communicated to the input end of the conveying belt from the output end of the movable frame, and the guide plate ensures that the side film in the movable frame is accurately conveyed from the movable frame to the conveying plane in the two toothed belts.

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

1. The movable transmission group is driven to move through the movement of the movable frame on the screw rod, and the movable transmission group moves to enable the distance of the conveying plane to correspond to the cut side films with different lengths, so that the mechanical efficiency of the mechanism is improved, and the labor cost is reduced.

2. The whole automation degree of the mechanism is high, the influence of human factors is reduced, and the product quality is improved; the quick transfer of material has been realized through the clamping component, production efficiency has been improved.

Drawings

FIG. 1 is a schematic view showing the overall structure of embodiment 1 of the present application;

FIG. 2 is a schematic diagram showing the front view structure of embodiment 1 of the present application;

Fig. 3 is a schematic front view of the structure of the mobile frame according to embodiment 1 of the present application;

FIG. 4 is a schematic view showing the overall structure of a cutting assembly according to embodiment 1 of the present application;

FIG. 5 is a schematic front view of the transmission assembly of embodiment 1 of the present application;

FIG. 6 is a schematic overall structure of embodiment 2 of the present application;

FIG. 7 is a schematic view showing the overall structure of the lifter and the transmission assembly in embodiment 2 of the present application;

FIG. 8 is a schematic view showing the overall structure of the edge lifter in embodiment 2 of the present application;

FIG. 9 is a schematic view showing the overall structure of a clamping assembly according to embodiment 2 of the present application;

FIG. 10 is a schematic view showing the overall structure of the connecting base in embodiment 2 of the present application;

In the figure, 1, side film; 2. a frame; 21. a roller; 22. a sliding groove; 3. a moving rack; 31. a screw rod; 32. a slide rail; 33. a handle; 34. an input end of the movable frame; 35. the output end of the movable frame; 4. a cutting assembly; 41. a cam; 42. a rotating shaft; 43. a cutter; 431. a connecting plate; 432. an abutting plate; 433. a connecting column; 434. a blade; 44. a rotating motor; 5. a transmission assembly; 51. a transmission group; 511. a dynamic transmission group; 5111. a drive gear; 5112. a driven gear; 5113. a sliding block; 5114. a spring; 512. a static transmission group; 5121. a first stationary gear; 5122. a second stationary gear; 5123. a third stationary gear; 5124. a first synchronizing wheel; 5125. a second synchronizing wheel; 513. a conveyor belt; 514. a conveying plane; 5141. a conveying plane input end; 5142. a transport plane output; 6. a feed assembly; 61. a guide roller; 62. a driving roller; 63. a motor; 64. a positioning piece; 641. a knob; 65. a plate member; 7. a lifting edge piece; 8. a clamping assembly; 81. a connecting seat; 811. a sliding part; 812. an abutting portion; 8121. an open slot; 82. a clamping rod; 83. a guide rail; 84. a slipway cylinder; 9. and a guide plate.

Detailed Description

The present application will be described in further detail with reference to fig. 1 to 10.

Example 1:

The utility model provides a side face membrane 1 feed mechanism of octagon envelope, as shown in the figure, includes frame 2, removal frame 3, cutting assembly 4 and drive assembly 5.

The lower extreme of frame 2 is provided with lead screw 31 and slide rail 32, and the one end threaded connection of lead screw 31 is in the removal frame 3 below, and the one end that the lead screw 31 kept away from removal frame 3 rotates to be connected on frame 2, and the lead screw 31 department that extends from frame 2 is fixed with handle 33.

The slide rail 32 is arranged on the frame 2 and parallel to the screw 31.

The frame 2 is provided with a connecting hole connected with a screw rod 31, and the screw rod 31 is rotatably connected in the connecting hole.

The portion of the screw rod 31 in the connecting hole is a smooth cylinder, the diameter of the smooth cylinder and the aperture of the connecting hole are smaller than the diameter of the screw rod on which threads are arranged so as to limit and position the screw rod in the horizontal direction on the frame 2, and the screw rod 31 is not moved when the handle 33 is rotated.

The screw rod 31 penetrates through the bottom of the movable frame 3 and is connected in a corresponding threaded hole at the bottom of the movable frame 3.

In this embodiment, two sliding rails 32 are fixed on the frame 2 and parallel to the screw rod 31, the two sliding rails 32 are located at two sides of the screw rod 31, a sliding rail 32 connector is fixed at the bottom of the moving frame 3, the sliding block connector is correspondingly connected to the sliding rail 32, the sliding rail 32 connector slides on the sliding rail 32 when the moving frame 3 moves, and the screw rod 31 is driven to rotate by rotating the handle 33, so that the moving frame 3 moves in the sliding rail 32 along the direction approaching or departing from the frame 2.

When the handle 33 is rotated, the screw rod 31 rotates along with the handle, the screw rod 31 drives the movable frame 3 to move, the clockwise rotating handle 33 moves the movable frame 3 to the right, and when the handle 33 is rotated anticlockwise, the movable frame 3 moves to the left.

As shown in fig. 2, the moving rack 3 is a moving rack input 34 and a moving rack output 35 along the conveying direction of the side film 1.

The cutting assembly 4 is arranged at the output end 35 of the movable frame, and the cutting assembly 4 cuts off the side film 1 output by the movable frame 3.

The transmission component 5 is arranged at the output end of the movable frame 3 and is a certain distance from the cutting component 4, and the transmission component 5 extracts and transports the side film 1 at the output end 35 of the movable frame.

The transmission assembly 5 is composed of two transmission groups 51, and the two transmission groups 51 are in an up-down symmetrical structure.

One drive train 51 includes a driven drive train 511, a stationary drive train 512, and a conveyor belt 513.

In this embodiment, the movable driving set 511 moves along with the movement of the moving frame 3, the static driving sets 512 are disposed at different positions on the frame 2, and the static driving sets 512 are fixed in position on the frame 2, but can rotate, and the conveying belt 513 is connected between the movable driving set 511 and the static driving sets 512.

Specifically, the conveying belt 513 is a toothed belt, and the toothed belt and the gear of the driving set 511 form meshed driving, and the toothed belt drives the static driving set 512 to rotate.

The handle 33 is rotated to drive the screw rod 31 to enable the movable frame 3 to move on the sliding rail 32, the side mask 1 is cut through the cutting assembly 4 fixed on the movable frame 3, the output length of the side mask 1 can be changed through moving cooperation of the movable frame 3, the static transmission group 512 in the transmission assembly 5 is fixed on different positions of the frame 2 and cooperates with the movable transmission group 511 to enable the toothed belt to be kept in a tight state, and the movable transmission group 511 moves along with the movable frame 3 to enable the toothed belt to correspond to the length change of the side mask 1 so as to facilitate conveying and transportation of the side mask 1.

In this embodiment, a cutting assembly 4 is fixed to the movable frame 3 and located at the output end of the movable frame 3, and the cutting assembly 4 cuts the side film 1 extending from the movable frame 3

As shown in fig. 3, the cutting assembly 4 includes a cam 41, a rotating shaft 42, a cutter 43 and a rotating motor 44, the rotating motor 44 is fixed on the moving frame 3, one end of the rotating shaft 42 is connected with the rotating motor 44, one end of the rotating shaft 42, which is far away from the rotating motor 44, is fixedly connected with the cam 41, the cam 41 is driven to rotate by the rotating motor 44 through the rotating shaft 42, the cutter 43 is connected with the moving frame 3, the upper end of the cutter is abutted against the peripheral surface of the cam 41, and the cam 41 drives the cutter 43 to move close to or far away from the surface of the output end 35 of the moving frame to cut the side mask 1 during rotation of the cam 41.

Specifically, the rotation shaft 42 is eccentrically connected to the cam 41, the rotation shaft 42 is parallel to the plane of the output end of the movable frame 3, and the cam 41 is perpendicular to the plane of the output end 35 of the movable frame.

The cutter 43 is composed of a blade 434, a connecting plate 431, an abutting plate 432 and a connecting column 433, wherein the abutting plate 432 is positioned at the top end of the cutter 43, the upper surface of the abutting plate 432 abuts against the peripheral surface of the cam 41, two connecting columns 433 perpendicular to the abutting plate 432 are fixed on the lower surface of the abutting plate 432, the connecting column 433 penetrates through the movable frame 3, the lower end of the connecting column 433 is fixedly connected with the connecting plate 431, the blade 434 is fixed at the lower end of the connecting plate 431, two springs 5114 exist between the connecting plate 431 and the movable frame 3, the springs 5114 are sleeved on the connecting column 433, and the elasticity of the springs 5114 is used for resetting after the cutting of the blade 434 is completed.

As shown in fig. 4, in this embodiment, two driving groups 51 forming the driving assembly 5 are vertically symmetrical, a conveying plane 514 for conveying the side mask 1 is formed between the toothed belt of the upper driving group 51 and the toothed belt surface of the lower driving group 51, the input end of the conveying plane 514 is close to the output end 35 of the moving frame, the side mask 1 enters the conveying plane 514 from the output end 35 of the moving frame, and the side mask 1 is driven to move by the conveying plane 514.

Specifically, the conveying plane 514 is located at the symmetry axis of the two driving groups 51, and the height of the conveying plane 514 is identical to the height of the conveying side film 1 of the moving frame 3.

The moving speed of the conveying plane 514 is the speed at which the movable transmission group 511 drives the toothed belt to rotate.

In this embodiment, the movable transmission set 511 in one transmission set 51 includes a driving gear 5111, a driven gear 5112, a sliding block 5113 and a spring 5114, and when the driving gear 5111 moves, the driven gear 5112 is driven to move synchronously, and the moving directions of the driven gear 5112 and the driving gear 5111 are opposite.

The part of the frame 2 above the moving frame 3 is provided with a sliding groove 22 for sliding the sliding block 5113.

The driving gear 5111 is rotatably connected to the moving frame output end 35, the driven gear 5112 is located above the moving frame 3, and the driven gear 5112 is rotatably connected to the sliding block 5113.

The spring 5114 is located in the sliding groove 22, one end of the spring 5114 is connected to the sliding block 5113, and one end of the spring 5114, which is far away from the sliding block 5113, is connected to the frame 2 at the edge of the sliding groove 22.

The elastic force of the spring 5114 applies a reaction force to the moving block in the moving direction, so that the toothed belt is ensured to be in a tensioning state.

The driving gear 5111 is fixed to the moving frame output 35 via the rotation shaft 42 and moves with the moving frame 3, and the length of the toothed belt is kept constant and is always in a stretched state, and the driven gear 5112 moves in the sliding groove 22 via the sliding block 5113.

When the driving gear 5111 moves in a direction approaching the roll 21 along with the moving frame 3, the driven gear 5112 moves in a direction separating from the roll 21 in the sliding groove 22, and the movement direction between the driving gear 5111 and the driven gear 5112 is reversed.

The driving gear 5111 is meshed with the toothed belt, the driving gear 5111 is controlled to rotate on the movable frame 3 through the motor 63, and the driving gear 5111 rotates to drive the toothed belt to move.

In this embodiment, the static transmission set 512 includes a first static gear 5121, a second static gear 5122, a third static gear 5123, a first synchronizing wheel 5125 and a second synchronizing wheel 5125, wherein the three static gears and the two synchronizing wheels are fixed at different positions of the frame 2, the three static gears are gears with the same size and with the outer peripheral surfaces being full of racks, and the synchronizing wheels are rollers with the same size as the static gears and with smooth outer peripheral surfaces.

The first static gear 5121 is at the same height as the driven gear 5112 in the horizontal direction and is away from the driven gear 5112.

The third static gear 5123 is at the same height as the driving gear 5111 and is farthest from the driving gear 5111 in the horizontal direction, the distance between the third static gear 5123 and the driving gear 5111 is the distance of the conveying plane 514, the third static gear 5123 is fixed in position, and the length of the toothed belt between the driving gear 5111 and the third static gear 5123 correspondingly changes according to the movement of the driving gear 5111 in the horizontal direction.

The second static gear 5122 and the driving gear 5111 are located at the same height and between the driving gear 5111 and the third static gear 5123, the second static gear 5122 forms a certain tightening position for the toothed belt on the middle part of the conveying plane 514, and the meshing relationship between the second static gear 5122 and the toothed belt enables the driving gear 5111 to prevent the toothed belt between the driving gear 5111 and the third static gear 5123 from shaking to influence the transportation of the side mask 1 when the toothed belt is driven to be transported by the driving gear 5111.

The first synchronizing wheel 5124 is vertically located between the driving gear 5111 and the driven gear 5112, and the smooth circumference of the first synchronizing wheel 5124 positions the toothed belt, so that the toothed belt is in a tight state when the movable transmission group 511 moves.

The second synchronizing wheel 5125 is located directly above the second static gear 5122 in the vertical direction, and the second synchronizing wheel 5125 positions the toothed belt between the first static gear 5121 and the third static gear 5123, so that the toothed belt at the distance between the first static gear 5121 and the third static gear 5123 is prevented from shaking in the rotation process of the toothed belt.

When the moving frame 3 moves leftwards, the driving gear 5111 is driven to move leftwards, the positions of the first static gear 5121, the second static gear 5122, the third static gear 5123, the first synchronous wheel 5124 and the second synchronous wheel 5125 are fixed, the length of the toothed belt is unchanged, the driven gear 5112 moves rightwards, at the moment, the length of the conveying plane 514 is increased, the length of the cut side film 1 is correspondingly increased, and the cutting frequency of the cutter 43 is slowed down; when the moving frame 3 moves rightwards, the driving gear 5111 is driven to move rightwards, the positions of the first static gear 5121, the second static gear 5122, the third static gear 5123, the first synchronous wheel 5124 and the second synchronous wheel 5125 are fixed, the length of the toothed belt is unchanged, the driven gear 5112 moves leftwards, the length of the conveying plane 514 is reduced at the moment, the length of the cut side mask 1 is correspondingly reduced, and the cutting frequency of the cutter 43 is accelerated.

As shown in fig. 5, the handle 33 is turned to move the moving frame 3 on the sliding rail 32 in the direction close to the frame 2, the moving frame 3 drives the driving gear 5111 to move synchronously, the length of the toothed belt is unchanged, the driven gear 5112 moves synchronously with the driving gear 5111, the driven gear 5112 moves in the sliding groove 22 along the reverse direction of the movement of the driving gear 5111 through the sliding block 5113, the length of the conveying plane 514 formed between the corresponding driving gear 5111 and the third static gear 5123 changes when the moving frame 3 moves, the cutting frequency of the cutter 43 changes corresponding to the length of the toothed belt, when the length of the conveying plane 514 is changed, the cutting frequency of the cutter 43 is reduced, when the length of the conveying plane 514 is reduced, the cutting frequency of the cutter 43 is increased, and if the cutting frequency of the cutter 43 is not changed when the length of the conveying plane 514 is changed, the side mask 1 conveyed on the conveying plane 514 cannot be stacked or cannot correspond to a subsequent unit.

Example 2:

as shown in fig. 6, a side film forming assembly line comprises the side film feeding mechanism of the octagonal envelope, and further comprises a feeding assembly 6, wherein the feeding assembly 6 is fixed at an input end 34 of a movable frame, and the feeding assembly 6 extracts and feeds the side film 1 on the roller 21 into the movable frame 3 for subsequent processing.

The roll 21 is horizontally higher than the moving frame 3, and is rotatably connected to the frame 2, and the side film 1 on the roll 21 is subjected to subsequent processing by extraction of the driving roller 62.

The feeding assembly 6 comprises a roller 21, a motor 63 and a driving roller 62, wherein the roller 21 is rotatably connected to the frame 2 and far away from the moving frame 3, the raw material of the side film 1 which is not cut is wound on the roller 21, the driving roller 62 is rotatably connected to the input end 34 of the moving frame, the motor 63 is connected with the driving roller 62 and drives the driving roller 62 to rotate, and the side film 1 on the roller 21 is extracted by the rotation of the driving roller 62.

The driving roller 62 is a roller with a certain friction force on the surface, the lowest point of the driving roller 62 is flush with the conveying plane 514, the driving roller 62 is positioned in the moving frame 3, and the driving roller 62 is driven by the motor 63 to rotate at the input end 34 of the moving frame to convey the side film 1 into the subsequent conveying plane 514.

The feeding assembly 6 further comprises a guide roller 61 and a positioning member 64, wherein the guide roller 61 is rotatably connected to the moving frame input end 34 and is positioned between the winding roller 21 and the driving roller 62, the guide roller 61 guides the conveying process of the side mask 1, and the positioning member 64 is positioned between the guide roller 61 and the driving roller 62, and the positioning member 64 positions the side mask 1 when entering the moving frame 3.

The guide roller 61 is a roller rotatably connected to the input end 34 of the moving frame, and the lowest point of the outer peripheral surface of the guide roller 61 is at the same height as the lowest point of the outer peripheral surface of the guide roller 61.

The side film 1 on the winding roller 21 higher than the moving frame 3 enters the moving frame 3 through the guide roller 61, the input end 34 of the moving frame is contacted with the driving roller 62, the lowest point of the guide roller 61 and the lowest point of the driving roller 62 are in the same horizontal plane, and the side film 1 is always conveyed into the moving frame 3 along the horizontal direction through the guide roller 61 no matter being positioned at any direction and height.

The positioning member 64 is a square frame body slidably connected between the guide roller 61 and the drive roller 62, and the positioning member 64 is used for positioning both sides of the side sheet 1 in the width direction.

The positioning member 64 slides on the plate member 65 between the guide roller 61 and the drive roller 62 in the direction of the central axis of the guide roller 61.

In this embodiment, the two positioning members 64 are slidably adjusted on the plate 65, and after the two positioning members 64 slide in place, the knob 641 on the positioning member 64 is rotated to fix the positioning members 64, and the two positioning members 64 position and abut the two sides of the side film 1 guided and conveyed by the guide roller 61, so as to prevent the side film 1 from sliding displacement during transportation.

As shown in fig. 7, in this embodiment, the present invention further includes edge lifting members 7, wherein the edge lifting members 7 are respectively fixed on the frame 2 and located between the second static gear 5122 and the third static gear 5123, the two edge lifting members 7 are fixed on two sides of the toothed belt, and the edge lifting members 7 lift two side edges of the side surface film 1 on the conveying plane 514, which are not abutted by the toothed belt, so that the two sides of the side surface film 1 via the edge lifting members 7 are lifted to facilitate the subsequent processing procedure.

As shown in fig. 8, the edge lifting piece 7 is an arch plate 65 located at two sides of the toothed belt, the two arch plates 65 are fixed on the frame 2, the low points at two sides of the arch plate 65 are lower than the height of the conveying plane 514 in the horizontal direction, the high points of the arch plate 65 are higher than the height of the conveying plane 514 in the horizontal direction, when the toothed belt drives the side face film 1 to be conveyed to the edge lifting piece 7, two sides of the side face film 1 which are not contacted by the toothed belt contact the edge lifting piece 7, and the two sides are lifted by the highest point of the edge lifting piece 7 to conveniently enter the subsequent clamping mechanism to prevent the horizontal entering the clamping mechanism from blocking wrinkles.

As shown in fig. 9, in this embodiment, the apparatus further includes a clamping assembly 8, the clamping assembly 8 is connected to the frame 2, the clamping assembly 8 is used for clamping and transporting the side mask 1 on the conveying plane 514, in an unclamped state, the clamping assembly 8 is located between the edge lifting member 7 and the third static gear 5123, and the clamping assembly 8 extracts and moves the side mask 1 from the conveying plane 514 to a subsequent process. Bringing the lifting edge piece 7 to move away from or towards the lifting edge piece 7 along the direction of the third static gear 5123.

The clamping assembly 8 comprises a connecting seat 81, a clamping rod 82, a guide rail 83 and a sliding table cylinder 84, wherein the guide rail 83 is fixed on the frame 2, the connecting seat 81 is connected to the guide rail 83, and the clamping rod 82 is close to or far away from the bottom of the connecting seat 81 in the vertical direction in the connecting seat 81 to clamp the side mask 1.

As shown in fig. 10, the connection base 81 includes a sliding portion 811 and an abutting portion 812, the sliding portion 811 is a sliding member correspondingly connected to the guide rail 83, the sliding portion 811 is sleeved on the guide rail 83 and drives the connection base 81 to move on the guide rail 83 through the sliding table cylinder 84, the two abutting portions 812 are symmetrically arranged below the connection base 81, the abutting portion 812 is a convex half structure, the lower portion of the abutting portion 812 is an open slot 8121 pointing to the toothed belt, the lower surface of the open slot 8121 is lower than the highest point of the edge lifting member 7, and the side film 1 lifted by the edge lifting member 7 can conveniently enter the abutting portion 812.

The clamping rod 82 is connected in the abutting portion 812, the clamping rod 82 is located above the opening groove 8121, an air cylinder and the abutting rod are arranged in the clamping rod 82, and the air cylinder pushes the abutting rod to approach or separate from the lower surface of the opening groove 8121 of the abutting portion 812 to clamp the side mask 1.

In this embodiment, the moving speed of the connecting seat 81 on the guide rail 83 is greater than the moving speed of the toothed belt, when the toothed belt conveys the side mask 1 in the moving frame 3 from the moving frame output end 35 to the connecting seat 81 via the edge lifting piece 7, the cutter 43 and the abutting rod drop down simultaneously, the abutting rod clamps the cut side mask 1, when the cut side mask 1 is extracted from the conveying plane 514 and conveyed to the next process, the conveying plane 514 continues to convey the next section of side mask 1, and when the conveying plane 514 conveys the side mask 1 to the edge lifting piece 7, the connecting seat 81 returns to the edge lifting piece 7 after the cut side mask 1 is conveyed to the next process to continuously clamp the side mask 1.

In this embodiment, a guide plate 9 is fixed on the moving frame 3, the guide plate 9 is communicated with the output end of the moving frame 3 and the input end of the conveying plane 514, and the guide plate 9 plays a guiding role in conveying the side film 1 from the moving frame 3 to the conveying plane 514.

Specifically, the guide plate 9 is a square plate 65 having a span much larger than that of the side film 1, and the upper surface of the guide plate 9 is at the same height as the conveying plane 514 in the horizontal direction.

The implementation principle of the embodiment of the application is as follows: the side film 1 on the winding roller 21 enters the movable frame 3 to contact with the driving roller 62 through the guide roller 61, the motor 63 drives the driving roller 62 to rotate to pull and transport the side film 1, the friction force of the driving wheel conveys the side to a conveying plane 514 formed by abutting of the toothed belt, the conveying plane 514 conveys the side to the clamping assembly 8, the abutting rod in the clamping assembly 8 and the cutter 43 of the cutting assembly 4 work simultaneously, the cutter 43 cuts off the side film 1 with the corresponding length, the abutting rod lifts the side film 1 inserted into the opening slot 8121 through the edge lifting piece 7 to abut and clamp the side film 1 on the connecting seat 81, and the connecting seat 81 of the clamping assembly 8 moves on the guide rail 83 to convey the cut side film 1 to the next procedure.

The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (10)

1. The side film feeding mechanism of the octagonal envelope is characterized by comprising a frame (2), wherein a sliding rail (32) is arranged on the frame (2);

A moving rack (3), wherein the moving rack (3) is slidingly connected to the sliding rail (32), the moving rack (3) comprises a moving rack input end (34) and a moving rack output end (35) which are arranged along the sliding direction, and the side surface film (1) enters the moving rack (3) from the moving rack input end (34) and is output from the moving rack output end (35);

-a cutting assembly (4), the cutting assembly (4) being arranged on the mobile frame output (35), the cutting assembly (4) being adapted to cut the side film (1);

The transmission assembly (5), the transmission assembly (5) comprises two transmission groups (51) which are arranged up and down symmetrically, each transmission group (51) is used for carrying out traction transportation on the side film (1) output by the movable frame output end (35), each transmission group (51) comprises a conveying belt (513), and a movable transmission group (511) and a static transmission group (512) which are connected through the conveying belt (513), the movable transmission group (511) is located at the movable frame output end (35), the static transmission group (512) is rotationally connected to the frame (2) and far away from the movable frame output end (35), and when the movable frame (3) slides on the sliding rail (32), the movable transmission group (511) synchronously moves corresponding to the movable frame (3);

the length of the side film (1) placed between one end of the conveying belt (513) which is at the same height as the movable frame (3) and is far away from the movable frame (3) and the output end (35) of the movable frame is changed along with the movement of the movable frame (3).

2. The side film feeding mechanism of an eight-sided envelope according to claim 1, wherein the movable transmission group (511) comprises a driving gear (5111), a driven gear (5112), a sliding block (5113) and a spring (5114), the driving gear (5111) is rotatably connected to the movable frame (3) and is close to the cutting assembly (4), a sliding groove (22) is formed in the frame (2), the driven gear (5112) is slidably connected to the frame (2) through the sliding block (5113) sliding in the sliding groove (22) and is located above the driving gear (5111), the driven gear (5112) and the movable frame (3) synchronously move, the driving gear (5111) and the movable frame (3) move in the same direction, the driven gear (5112) and the movable frame (3) move in the opposite direction, the driving gear (5111) drives the conveying belt (513) to move, and the spring (5114) is connected to one end of the frame (5113) far away from the sliding block (512).

3. The side film feeding mechanism of an octagonal envelope as set forth in claim 2, wherein the static drive group (512) includes a first static gear (5121), a second static gear (5122), a third static gear (5123) and a first synchronizing wheel (5124), a second synchronizing wheel (5125), the first static gear (5121) is at the same height as the driven gear (5112) and is far from the driven gear (5112), the second static gear (5122) and the third static gear (5123) are at the same height as the driving gear (5111), the second static gear (5122) is close to the driving gear (5111), the third static gear (5123) is far from the driving gear (5111), the first synchronizing wheel (5124) is located between the driving gear (5111) and the driven gear (5112) of each dynamic drive group (511), the second synchronizing wheel (5125) is located above the second static gear (5122) and passes through the second synchronizing wheel (5125).

4. A side film feeding mechanism for an octagonal envelope as claimed in claim 3, wherein the conveyor belts (513) between the driving gears (5111) and the third stationary gears (5123) in the two driving groups (51) are abutted against each other to form a conveying plane (514) for conveying the side film (1), the conveying plane (514) is provided with a conveying plane input end (5141) and a conveying plane output end (5142) along the conveying direction of the side film (1), the conveying plane input end (5141) is correspondingly at the moving frame output end (35), and the length of the conveying plane (514) is changed along with the movement of the moving frame (3) on the sliding rail (32).

5. A side film forming device, the side film forming assembly line includes the side film (1) feed mechanism of eight edge sealing bags of any one of claims 1-4, and is characterized by further including feeding subassembly (6), feeding subassembly (6) are fixed on moving frame input (34), feeding subassembly (6) include roller (21), motor (63) and drive roller (62), roller (21) rotate connect on frame (2) and keep away from moving frame (3), side film (1) twine on roller (21), drive roller (62) are fixed on moving frame input (34), drive roller (62) drive through motor (63) rotate, drive roller (62) are used for carrying out the traction to side film (1) on roller (21).

6. The side film forming apparatus according to claim 5, wherein the feeding assembly (6) further comprises a guide roller (61) and a positioning member (64), the guide roller (61) is rotatably connected to the moving frame input end (34) and located between the winding roller (21) and the driving roller (62), a bottommost end of the guide roller (61) is at the same height as a bottommost end of the driving roller (62), the guide roller (61) guides the side film (1) from the winding roller (21) onto the driving roller (62), and the positioning member (64) is provided between the guide roller (61) and the driving roller (62), and the positioning member (64) is used for positioning both sides of the side film (1) in the width direction.

7. The side film forming apparatus according to claim 5, further comprising a clamping assembly (8), wherein the clamping assembly (8) is connected to the frame (2), the clamping assembly (8) is used for clamping and driving the side film (1) on the conveying plane (514), the clamping assembly (8) comprises a connecting seat (81), a clamping rod (82) and a guide rail (83), the guide rail (83) is mounted on the frame (2), the guide rail (83) is arranged along the direction that the conveying plane input end (5141) points to the conveying plane output end (5142), the connecting seat (81) moves back and forth on the sliding rail (32) close to or far from the second static gear (5122) so as to convey the side film (1) from the conveying plane (514) to a subsequent procedure, the clamping rod (82) is arranged inside the connecting seat (81), and the clamping rod (82) moves close to or far from the side film (1) along the direction perpendicular to the conveying plane (514) so as to clamp the side film (1).

8. The side film forming apparatus according to claim 7, further comprising a lifting member (7), wherein the lifting member (7) is fixed on the frame (2) and located between the second static gear (5122) and the third static gear (5123), a highest point of the lifting member (7) is higher than the conveying plane (514), and the lifting member (7) is used for lifting two side edges of the side film (1) from the conveying plane input end (5141) to the conveying plane output end (5142) which are not clamped by the conveying belt (513), and the highest point of the lifting member (7) corresponds to the connecting seat (81).

9. The side film forming apparatus according to claim 8, wherein a moving speed of the connection base (81) is greater than a moving speed of the conveyor belt (513).

10. A side film forming apparatus according to claim 6, characterized in that a guide plate (9) is provided between the moving frame output (35) and the conveying plane input (5141), the guide plate (9) being in communication with the moving frame output (35) and the conveying plane (514) for smooth transportation of the side film (1).