CN210592577U

CN210592577U - Transmission switching equipment for film packaging

Info

Publication number: CN210592577U
Application number: CN201920544802.7U
Authority: CN
Inventors: 李柏树
Original assignee: Tianjin Shuda Technology Development Co ltd
Current assignee: Tianjin Shuda Technology Development Co ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-05-22
Anticipated expiration: 2029-04-19

Abstract

The utility model provides a film packaging is with transmission switching equipment belongs to the equipment for packing field, including adopting the subassembly that flattens of same power supply driven, leading-in subassembly, back corner subassembly, smooth subassembly and heat-seal subassembly, the packing carton loops through the subassembly that flattens, leading-in subassembly, back corner subassembly and smooth subassembly and get into next process behind the heat-seal subassembly. The utility model discloses compact structure flattens, moves such as the angle is closed to the back and heat-seal and adopts same power supply drive, and energy-conserving energy consumption simplifies the structure, reduces manufacturing cost.

Description

Transmission switching equipment for film packaging

Technical Field

The utility model belongs to the equipment for packing field relates to the film cutting equipment, especially relates to film packing is with transmission switching equipment.

Background

Before actual transportation of a plurality of boxed products, a layer of film is packaged outside for tightness or waterproofness, so that the box is more attractive and better in moisture resistance, like products such as cigarette boxes or medicine boxes, cosmetics and the like, the packaging film is arranged on the outer surface, in the actual packaging process, the winding and packaging of the film are completed from feeding to continuous delivery of the products, the film is cut off and flattened, a certain time is needed for film packaging, therefore, continuous feeding needs to be changed into intermittent feeding and positioning, actions such as clamping, rear corner folding, flattening, heat sealing and the like are involved, if each action is driven by an independent mechanism, the structure becomes extremely large, the manufacturing cost is increased, more parts are needed, and the manual assembly cost is higher.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a film packaging is with transmission switching equipment, compact structure flattens, moves such as the back is closed the corner and the heat-seal and adopts same power supply drive, and energy-conserving energy consumption simplifies the structure, reduces manufacturing cost.

In order to solve the technical problem, the utility model discloses a technical scheme is: the transmission switching equipment for film packaging comprises a flattening assembly, a leading-in assembly, a rear corner folding assembly, a flattening assembly and a heat-sealing assembly which are driven by the same power source, wherein the packaging box sequentially passes through the flattening assembly, the leading-in assembly, the rear corner folding assembly and the flattening assembly and then enters the next working procedure after passing through the heat-sealing assembly;

the flattening assembly comprises a first belt wheel driving the flattening assembly to rotate, the guiding assembly comprises a driving gear driving the flattening assembly to rotate, the rear corner folding assembly comprises a driven belt wheel driving the flattening assembly to rotate, the flattening assembly comprises a second chain wheel driving the flattening assembly to rotate, the heat sealing assembly comprises a first chain wheel driving the heat sealing assembly to rotate, the driven belt wheel and the second chain wheel are coaxially arranged and are arranged on a first transmission shaft, the second chain wheel is connected with the first chain wheel through a chain and synchronously rotate, the first belt wheel and the driven belt wheel are connected through a belt and synchronously rotate with the first belt wheel and the second belt wheel, the first transmission shaft is meshed with the driving gear through a second transmission shaft and a gear mechanism to realize synchronous rotation, and the second transmission shaft is rotatably connected with the film fixing frame relatively.

Further, the smoothing assembly comprises a lower shovel cam, a driving bearing and a lifting frame, the lower shovel cam is rotatably connected to a fixing frame of the film packaging machine, the lower shovel cam is a grooved wheel of a flat plate structure, the driving bearing is matched with the lower shovel cam to be arranged and driven to move up and down, the lower end of the lifting frame is rotatably connected with the driving bearing, a linear rail for guiding the up-and-down movement of the lifting frame is arranged on the side face of the lifting frame, a lower shovel plate is arranged at the upper end of the lifting frame, and the lower shovel plate penetrates out of the forming plate.

Further, with shovel the coaxial first sprocket that has that sets up of cam down, first sprocket is established shovel the cam down and keep away from one side of drive bearing, first sprocket pass through the chain structure with second sprocket cooperation and the two synchronous rotation, the second sprocket passes through motor drive rotatory, and the inside of chain is equipped with rather than the cooperation and can adjust the adjusting sprocket of its elasticity, adjusting sprocket establishes on the extension board, the extension board is fixed on film packaging machine's mount, be equipped with the realization on the extension board adjusting sprocket carries out horizontal adjustment's regulation slot hole.

Furthermore, a position-avoiding long hole is arranged on the forming plate, the lower shovel plate protrudes upwards through the position-avoiding long hole to form the forming plate, an arc-shaped bending part is arranged at the upper end of the lower shovel plate, the bending part is arranged towards the feed inlet, the linear rail is fixedly arranged on the vertical plate, the vertical plate is fixedly connected with a fixing frame of the film packaging machine, an L-shaped lower shovel seat is arranged at the upper end of the lifting frame, a lower shovel frame is fixedly arranged at the upper end of the lower shovel seat, the lower shovel plate is hinged on the lower shovel frame, a limiting plate is arranged at one side, away from the bending part, of the lower end of the lower shovel plate, the limiting plate is attached to the lower shovel frame, a torsional spring for ensuring the attachment of the lower shovel plate and the forming plate is arranged between the lower shovel frame and the lower shovel plate, the torsional spring is arranged at one side, away from the limiting plate, of the lower shovel, the lower shovel seat is fixedly connected with the lifting frame through screws arranged in the first strip holes.

Further, leading-in subassembly includes the slide plate seat, the both sides of slide plate seat upper end are equipped with coaxial little slide and connecting rod axle, the slide plate seat with the lower extreme of the articulated baffle of lower extreme of connecting rod axle homonymy, the upper end of baffle is equipped with first slider, first slider is established in the first guide way on the translation board and the two sliding connection from top to bottom, the one end that the slide plate seat was kept away from to the connecting rod axle is equipped with the second slider, the second slider with sliding connection from top to bottom of baffle, be equipped with the third guide way on the little slide, be equipped with the third slider in the third guide way, the third slider is driven and drives by the drive connecting rod little slide rotates.

Further, the third slider is the T type, the third slider is fixed the one end of drive connecting rod, the other end of drive connecting rod is fixed in the drive shaft and rotates along with the drive shaft, the drive shaft is established on film packaging machine and the two rotates and is connected, be equipped with the driving gear in the drive shaft, the driving gear is rotatory by motor and gear drive, the second slider includes package assembly's first slide and second slide, the centre of baffle is equipped with keeps away the position groove, the baffle is located keep away the part of position groove both sides and pass the second slider sets up and the two sliding connection, keep away the both ends of position groove length and be equipped with first position breach of keeping away, the third guide way is kept away from the one end of slide plate seat is equipped with the second and keeps away the position breach.

Furthermore, one side that the translation board was kept away from the baffle is equipped with the guide wire rail, the direction that sets up of guide wire rail with the moving direction of translation board is unanimous, one side that the baffle was kept away from the slide plate seat is equipped with lubricated oil pipe, lubricated oil pipe follows the lower extreme setting of baffle upwards extend to with first slider center intercommunication, the both sides of first slider are equipped with the lubrication groove, be equipped with the oil guide hole with first slider center intercommunication on the lubrication groove, the lower extreme and the outside oil supply unit intercommunication of lubricated oil pipe.

Further, the tight subassembly of the angle of puckering in back includes that the symmetry sets up the clamping unit in film packaging machine both sides, clamping unit includes translation cam, actuating lever, connecting rod and presss from both sides tight piece, translation cam is established on film packaging machine's mount and the two rotates and is connected, the lower extreme of actuating lever articulates on the mount, the middle part of actuating lever be equipped with translation cam complex curve gyro wheel bearing, the upper end of actuating lever is articulated the one end of connecting rod, the articulated tight piece that presss from both sides of the other end of connecting rod, press from both sides tight piece and mount sliding connection, it treats the clamp plate of the fixed centre gripping of packing carton to press from both sides to be equipped with on the tight piece, the lower extreme of actuating lever is equipped.

Further, the connecting rod includes the middle fixed body and establishes the tip bearing festival at fixed body both ends, the tip bearing festival with the equal threaded connection of fixed body, tip bearing festival and actuating lever and the tight piece of clamp are hinge structures, the fixed body is regular polyhedron structure, with the coaxial setting of translation cam has driven pulleys and manual adjusting sprocket, driven pulleys passes through motor and band pulley structure drive rotation, manual adjusting sprocket passes through chain and drive sprocket cooperation setting, drive sprocket passes through the hand wheel drive, drive sprocket establishes on the fixing base and the two rotates the connection, be equipped with rectangular regulation hole on the fixing base, the vertical central line of regulation hole with the vertical perpendicular setting of central line in rectangular hole.

Further, the vertical setting of pinch-off blades, perpendicular distance between the pinch-off blades that the symmetry set up equals the length of treating the packing carton, the pinch-off blades with be equipped with the adjusting plate between the tight piece of clamp, press from both sides tight piece and mount and pass through linear rail structure sliding connection, the one end of adjusting plate is fixed with pressing from both sides tight piece through rectangular hole, and the other end sets firmly the pinch-off blades, the upper end at the profiled sheeting is established to the pinch-off blades, the fore-and-aft central line perpendicular to film packaging machine's of rectangular hole direction sets up, the four corners of pinch-off blades is equipped with keeps away a fillet, be equipped with the spacing groove on pressing from both sides tight piece, the one end of adjusting plate is established spacing inslot and the two clearance fit, the fore-and-aft central line of spacing.

Compared with the prior art, the utility model has the advantages and positive effect as follows.

1. The utility model realizes the transmission of power among all the components through the gear, the belt wheel or the chain wheel mechanism, and adopts the same power source, thereby saving energy consumption, leading the whole structure to be more compact, reducing the occupied space of the whole mechanism and simultaneously reducing the production cost;

2. the small coaxial sliding plate is arranged, the rotation of the connecting rod shaft is realized by driving the small sliding plate, the lever principle is utilized for driving the third sliding block to drive the small sliding plate, and the rotation of the connecting rod shaft can be realized by using a power source with smaller power on the premise of the same translation distance of the guide plate;

3. the first clearance gap is arranged to ensure that the second sliding block is quickly and tightly attached to generate vacuum in a moving state after moving to the end part of the clearance groove, two parts attached to each other in the vacuum state are difficult to separate, and the situation that the sliding cannot be carried out smoothly is avoided;

4. lubricating oil upwards flows from the lubricating oil pipe and enters the lubricating groove through the oil guide hole, so that the first sliding block and the first guide groove are lubricated, smooth action is ensured, jamming is avoided, continuous operation is ensured, and the failure rate is reduced;

5. the horizontal displacement of the upper end of the driving rod is realized by driving the curved roller bearing through the high point and the low point of the outline of the translation cam, so that the horizontal displacement of the upper end of the driving rod is realized, the horizontal position of the clamping block is further realized, and in the process of forward movement of the clamping plate, the rear pressing of the end face of the film-coated packaging box is realized, the forward pressing of the film at the rear end is completed, and the angle action of the end face from back to front is completed;

6. the connecting rod is arranged, and the fixing body in the middle is adjusted, so that the action of lengthening and shortening the length can be realized, the connection and the fixation are convenient, the processing error is compensated, and the assembly efficiency is improved; the longitudinal central line of the strip hole is perpendicular to the conveying direction of the film packaging machine, so that the adjustment of the relative width of the clamping plate is realized, the clamping plate is suitable for post-pressing covering corner closing action of packaging boxes with different specifications, and four corners of the clamping plate are provided with clearance fillets, so that the phenomenon that the appearance of the packaging boxes is scratched is avoided, and the product yield is improved;

7. after the limiting groove is arranged, the adjusting plate can be quickly placed into the clamping block during actual installation, the precision is high, and the assembling effect and the positioning precision are improved;

8. the lower shovel cam and the driving bearing are arranged in a matched mode, the driving bearing is driven to move by the rotation of the lower shovel cam, up-and-down reciprocating motion is achieved, the lifting frame is driven to reciprocate up and down, meanwhile, the accuracy of the up-and-down motion of the lifting frame is guaranteed by the aid of the linear rail, so that the high-accuracy up-and-down reciprocating motion of the lower shovel plate is achieved, films transmitted outside the packaging box above the lower shovel plate are guaranteed to be smoothed and guided, the packaging quality of the films is improved, and meanwhile, the subsequent heat sealing quality and efficiency are improved;

9. after the adjusting chain wheel is arranged, the tightness of the chain can be ensured by adjusting the position of the adjusting chain wheel relative to the paper board, and the effectiveness of the transmission power of the chain is ensured;

10. the shovel seat and the shovel frame down set up, and the fixed mounting of shovel board and hoisting frame more changes adjustable assembly structure down, and the part is independently processed separately, reduces the processing cost, and the straightness that shovel board was crossed under can guaranteeing to the torsional spring of setting, and the limiting plate avoids down shovel board to cross the position again simultaneously, guarantees the accuracy nature of location.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a schematic structural view of the right side of the transfer apparatus for film wrapping of the present invention;

FIG. 2 is a schematic left-view structural view of the transfer apparatus for film wrapping of the present invention;

FIG. 3 is a left side view of the leading-in module of the present invention;

figure 4 is a detailed view of section D of figure 3 of the present invention;

FIG. 5 is a schematic structural diagram of the right view of the leading-in component of the present invention;

fig. 6 is a schematic top view of the lead-in assembly of the present invention;

fig. 7 is a schematic structural diagram of a first slide block of the present invention;

fig. 8 is a schematic structural diagram of the first push plate, the second push plate and the related parts of the present invention viewed from above after being matched;

fig. 9 is a schematic structural view of the first push plate, the second push plate and the related parts of the present invention viewed from the back;

fig. 10 is a schematic structural diagram of a side view of the rear corner component of the present invention;

figure 11 is a detail view of section a of figure 10 of the present invention;

figure 12 is a detail view of section B of figure 10 of the present invention;

fig. 13 is a schematic structural view of the rear corner component of the present invention from above;

figure 14 is a detail view of section C of figure 13 of the present invention;

fig. 15 is a schematic structural view of the smoothing assembly viewed from the right of the present invention;

fig. 16 is a front view of the smoothing assembly of the present invention;

figure 17 is a detail view of section E of figure 16 of the present invention;

fig. 18 is a left side view of the smoothing assembly of the present invention;

fig. 19 is a detailed view of the portion F of fig. 18 according to the present invention.

Reference numerals:

1. a rear corner component; 11. a translation cam; 12. a drive rod; 121. a curved roller bearing; 122. a first positioning post; 13. a connecting rod; 131. a fixed body; 132. an end bearing segment; 14. a clamping block; 141. a limiting groove; 15. an adjustment plate; 151. a strip hole; 16. a clamping plate; 161. avoiding a position fillet; 17. a driven pulley; 18. a manual adjustment sprocket; 181. A fixed seat; 1811. an adjustment hole; 182. a hand wheel; 183. a drive sprocket; 19. a return spring; 191. a second positioning column; 20. importing a component; 21. a slide plate seat; 22. a link shaft; 221. a second slider; 2211. a first slide plate; 2212. A second slide plate; 23. a small slide plate; 231. a second avoidance gap; 24. a guide plate; 241. a first avoidance gap; 25. A first slider; 251. a lubrication groove; 252. an oil guide hole; 26. a translation plate; 261. a first guide groove; 262. a guide wire rail; 27. a lubricating oil pipe; 29. a drive link; 291. a drive shaft; 292. a driving gear; 30. a smoothing assembly; 31. A lower shovel cam; 311. a first sprocket; 312. a second sprocket; 313. adjusting the chain wheel; 314. a support plate; 3141. adjusting the long hole; 32. a drive bearing; 33. a hoisting frame; 331. a vertical plate; 34. a lower shovel seat; 341. a first elongated hole; 35. A lower shovel frame; 36. a lower shovel plate; 361. a torsion spring; 362. a limiting plate; 363. a bending section; 10. forming a plate; 101. a carding groove; 40. a flattening assembly; 41. a first pulley; 42. flattening the cam; 43. flattening the lifting rod; 44. pressing a flat plate; 50. A heat seal assembly; 51. heat-sealing the board; 201. a first push plate; 202. a second push plate; 203. turning over the torsion spring; 204. a limiting turnover plate; 101. a first drive shaft; 102. a second drive shaft; 103. a power source.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1 to 5, the utility model relates to a transmission switching equipment for film packaging, including the flattening assembly 40, the leading-in assembly 20, the back corner component 1, smooth the subassembly 30 and the heat-seal assembly 50 that adopt the same power supply 103 drive, the packing carton loops through flattening assembly 40, leading-in assembly 20, the back corner component 1 and smooth the subassembly 30 and enter next process after heat-seal assembly 50, flattening assembly 40 includes driving its pivoted first band pulley 41, leading-in assembly 20 includes driving its pivoted driving gear 292, back corner component 1 includes driving its pivoted driven pulley 17, smooth subassembly 30 includes driving its pivoted second sprocket 312, heat-seal assembly 50 includes driving its pivoted first sprocket 311, driven pulley 17 and second sprocket 312 coaxial setting and all set up on first transmission shaft 101, second sprocket 312 passes through the chain connection and synchronous rotation with first sprocket 311, the first belt wheel 41 and the driven belt wheel 17 are connected through a belt and rotate synchronously, the first transmission shaft 101 is meshed with the driving gear 292 through the second transmission shaft 102 and the gear mechanism to realize synchronous rotation, and the second transmission shaft 102 is connected in a rotating mode relative to the film fixing frame.

The flattening component 40 also comprises a flattening cam 42, a flattening bearing, a flattening lifting rod 43 and a flattening plate 44, the flattening cam 42 and the first belt wheel 41 are coaxially arranged and synchronously rotate, a supporting belt wheel and an elastic bearing are arranged on a belt connected between the first belt wheel 41 and the driven belt wheel 17 and used for supporting and adjusting the tightness of the belt, the flattening bearing and the flattening cam 42 are arranged in a matched mode, the flattening bearing is driven to move up and down in the rotating process of the flattening cam 42, the flattening bearing is hinged to the lower end of the flattening lifting rod 43, a linear rail for guaranteeing the vertical linear motion precision of the flattening lifting rod 43 and a film mounting frame are arranged between the flattening lifting rod 43 and the film mounting frame, the flattening plate 44 is arranged at the upper end of the flattening lifting rod 43 and moves up and down along with the flattening lifting rod 43, after the packaging box enters the position, the flattening plate 44 moves down to complete the pressing and positioning of the packaging box, and then the flattening plate, upward movement, packing carton continuation conveying forward this moment carries out the winding and the cladding of film, sets up this structure after, can promote the positioning accuracy of packing carton and the planarization of packing face, promotes the quality of tectorial membrane, and heat-seal subassembly 50 includes the side seal board, and the up-and-down motion of side seal board is the same with the principle of dull and stereotyped 44 up-and-down motion, and heat-seal subassembly 50 up-and-down motion accomplishes the heat-seal to side around the packing carton to timely next process of transporting.

As shown in fig. 3 to 7, the leading-in assembly 20 includes a sliding plate seat 21, a small sliding plate 23 and a connecting rod shaft 22 are coaxially disposed on two sides of an upper end of the sliding plate seat 21, a lower end of the sliding plate seat 21 on the same side as the connecting rod shaft 22 is hinged with a lower end of a guide plate 24, an upper end of the guide plate 24 is provided with a first slider 25, the first slider 25 is disposed in a first guide slot 261 on a translation plate 26 and is connected with the first slider in a vertical sliding manner, one end of the connecting rod shaft 22 away from the sliding plate seat 21 is provided with a second slider 221, the second slider 221 is connected with the guide plate 24 in a vertical sliding manner, the small sliding plate 23 is provided with a third guide slot, a third slider is disposed in the third guide slot, the third slider is driven by a driving connecting rod 29 and drives the small sliding plate 23 to rotate, the third slider and the driving connecting rod 29 mechanism utilize a lever principle, reduce power of a driving source on the driving connecting, the larger the up-and-down movement distance of the second sliding block 221 on the guide plate 24 is, the larger the length of the connecting rod shaft 22 for fixing the second sliding block 221 is, the larger torque is required for driving the connecting rod 29 shaft 22, the coaxial small sliding plate 23 is arranged, the rotation of the connecting rod shaft 22 is realized by driving the small sliding plate 23, the lever principle is utilized for driving the small sliding plate 23 by the third sliding block, and on the premise of the same translation distance of the guide plate 24, the rotation of the connecting rod shaft 22 can be realized by using a power source with lower power, so that the efficiency is small, the energy consumption is low, the structure is simple, the conception is ingenious, the cost is low.

As shown in fig. 8 and 9, preferably, a first push plate 201 is fixedly arranged at the upper end of the translation plate 26, a second push plate 202 is arranged at one end of the first push plate 201 close to the heat-sealing component, a turnover torsion spring 203 for ensuring that the second push plate 202 turns backwards is arranged between the first push plate 201 and the second push plate 202, the number of the turnover torsion springs 203 is two and is arranged at two longitudinal ends of the second push plate 202, a limiting turnover plate 204 is fixedly arranged at the lower end of the second push plate 202, the limiting turnover plate 204 is arranged in cooperation with the first push plate 201 to be at an upper limit position at which the second push plate 202 can be turned backwards, the first push plate 201 limits the lower limit position of the second push plate 202, and in a lower limit position state, the up end of second push pedal 202 sets up with the up end parallel and level of first push pedal 201, and this structure prevents that the phenomenon of retreating appears when the packing carton enters into next process, fixes a position more accurately.

Preferably, the third slider is T-shaped, the third slider is fixed at one end of the driving link 29, the other end of the driving link 29 is fixed on the driving shaft 291 and rotates along with the driving shaft 291, the driving shaft 291 is disposed on the film packaging machine and is rotatably connected with the film packaging machine, the driving shaft 291 is provided with the driving gear 292, the driving gear 292 is driven by a motor and a gear mechanism to rotate, the driving gear 292 rotates to drive the driving shaft 291 to rotate, the driving shaft 291 rotates to drive the driving link 29 to rotate together, and the driving link 29 drives the small sliding plate 23 to rotate through the third slider, so that power transmission and stability are realized.

Preferably, the second slider 221 includes a first slider 2211 and a second slider 2212 of an assembly structure, a clearance groove is provided in the middle of the guide plate 24, the portions of the guide plate 24 located at two sides of the clearance groove pass through the second slider 221 and are slidably connected to each other, when in actual assembly, the guide plate 24 is embedded in the second slider 2212, the first slider 2211 is covered on the second slider 2212 and the two are fixed by screws, and the assembly is convenient and fast.

Preferably, keep away the both ends of position groove length and be equipped with first position breach 241 of keeping away, the one end that slide plate seat 21 was kept away from to the third guide way is equipped with the second and keeps away position breach 231, set up first position breach 241 of keeping away, ensure that second slider 221 moves the tip of keeping away the position groove after, under the motion state, the vacuum is produced in quick closely laminating, two parts of laminating are difficult to be parted under the vacuum state, avoid the unable smooth and easy gliding condition, the principle that sets up second and keep away position breach 231 is the same with the principle of first position breach 241 of keeping away, guarantee the relative smooth and easy motion between the part, avoid the vacuum card to die.

Preferably, the side of the translating plate 26 away from the guide plate 24 is provided with a guide line rail 262, the direction of the guide line rail 262 is consistent with the moving direction of the translating plate 26, and after the guide line rail 262 is arranged, the moving precision of the translating plate 26 is ensured, and the translating plate moves along the direction of the guide line rail 262.

Preferably, a lubricating oil pipe 27 is arranged on one side of the guide plate 24, which is far away from the slide plate seat 21, the lubricating oil pipe 27 is arranged at the lower end of the guide plate 24 and extends upwards to be communicated with the center of the first slide block 25, lubricating grooves 251 are arranged on two sides of the first slide block 25, oil guide holes 252 communicated with the center of the first slide block 25 are arranged on the lubricating grooves 251, the lower end of the lubricating oil pipe 27 is communicated with an external oil supply device, and lubricating oil upwards enters the lubricating grooves 251 through the oil guide holes 252 from the lubricating oil pipe 27, so that lubrication between the first slide block 25 and the first guide groove 261 is realized, smooth action is ensured, jamming is avoided, continuous operation is ensured, and the failure rate is reduced.

Preferably, the connecting rod drive type translation mechanism can be simultaneously arranged into two or more, the two translation mechanisms are arranged in a straight line, the large connecting plate is arranged between the two translation plates 26, the plurality of translation mechanisms are arranged, the specification of the large connecting plate is adjusted according to actual use conditions and span, no matter the arrangement structure is arranged, the plurality of small sliding plates 23 arranged in the straight line are coaxially arranged, the action consistency is ensured, the bearing and transportation functions of the large connecting plate are realized, if a bearing object is large or the weight is heavy, the plurality of translation mechanisms can be arranged, and the determination is carried out according to actual conditions.

As shown in fig. 10 to 14, the rear corner folding assembly 1 includes clamping assemblies symmetrically disposed on two sides of the film packaging machine, each clamping assembly includes a translation cam 11, a driving rod 12, a connecting rod 13 and a clamping block 14, the translation cam 11 is disposed on a fixing frame of the film packaging machine and rotatably connected to the fixing frame, a lower end of the driving rod 12 is hinged to the fixing frame, a curved roller bearing 121 cooperating with the translation cam 11 is disposed in a middle portion of the driving rod 12, an upper end of the driving rod 12 is hinged to one end of the connecting rod 13, the other end of the connecting rod 13 is hinged to the clamping block 14, the clamping block 14 is slidably connected to the fixing frame, a clamping plate 16 for fixedly clamping the packaging box is disposed on the clamping block 14, a return spring 19 for ensuring the curved roller bearing 121 to be attached to the translation cam 11 is disposed at a lower end of the driving rod 12, a first positioning column, the film packaging machine is provided with a second positioning column 191, the second positioning column 191 is provided with a second positioning hole, the return spring 19 is arranged between the first positioning hole and the second positioning hole, when the translation cam 11 is at the lowest point, the return spring 19 is in an original state, and in other states, the return spring 19 is in a stretching state, so that the curve roller bearing 121 is always tightly attached to the translation cam 11 under the action of the return spring 19, and the driving of the translation cam 11 to the driving rod 12 is realized.

Preferably, connecting rod 13 includes middle fixed body 131 and establishes the end bearing festival 132 at fixed body 131 both ends, end bearing festival 132 and the equal threaded connection of fixed body 131, end bearing festival 132 and actuating lever 12 and clamp tight piece 14 are hinge structure, fixed body 131 is regular polyhedron structure, conveniently carry out the centre gripping, set up the connecting rod 13 of this structure, adjust middle fixed body 131, can realize the lengthening of length and shorten the action, conveniently connect and fix, compensate machining error, promote the packaging efficiency.

Preferably, the vertical setting of pinch-off blades 16, the area of contact of increase and packing carton, perpendicular distance between the pinch-off blades 16 that the symmetry set up equals the length of treating the packing carton, pinch-off blades 16 and press from both sides and be equipped with adjusting plate 15 between the tight piece 14, press from both sides tight piece 14 and mount and pass through line rail structure sliding connection, promote the relative motion precision, the one end of adjusting plate 15 is passed through rectangular hole 151 and is pressed from both sides tight piece 14 fixed, the other end sets firmly pinch-off blades 16, pinch-off blades 16 establishes the upper end at profiled sheeting 10, set up adjusting plate 15 and rectangular hole 151 structure, make things convenient for the regulation of pinch-off blades 16, promote the convenience of adjusting.

Preferably, the longitudinal central line of rectangular hole 151 is perpendicular to film packaging machine's direction of delivery setting, has realized the adjustment of the relative width of clamping plate 16, is applicable to the back pressure covering corner action to different specification packing carton, and the four corners of clamping plate 16 is equipped with keeps away a fillet 161, avoids causing the scratch to the outward appearance of packing carton, promotes the qualification rate of product.

Preferably, press from both sides and be equipped with spacing groove 141 on the tight piece 14, the one end of adjusting plate is established in spacing groove 141 and both clearance fit, and the fore-and-aft central line of spacing groove 141 and the fore-and-aft central line parallel arrangement of rectangular hole 151, after setting up spacing groove 141, in the time of actual installation, adjusting plate 15 can be quick puts into and press from both sides tight piece 14, and the precision is high, promotes the equipment effect and the accurate nature of location.

Preferably, a driven belt wheel 17 and a manual adjusting chain wheel 18 are coaxially arranged with the translation cam 11, the driven belt wheel 17 is driven to rotate through a motor and a belt wheel structure, so that the continuous movement of the translation cam 11 is realized, the manual adjusting chain wheel 18 is arranged through a chain and a driving chain wheel 183 in a matching manner, the driving chain wheel 183 is driven through a hand wheel 182, the driving chain wheel 183 is arranged on a fixing seat 181 and is rotationally connected with the fixing seat 181, the normal movement of the translation cam 11 is realized through the manual adjusting chain wheel 18, manual testing and adjustment can be firstly performed, the clamping force of a clamping plate 16 on packaging and packaging can be conveniently adjusted, and the stability and firmness of clamping are ensured; more preferably, the fixing seat 181 is provided with a long adjusting hole 1811, the longitudinal center line of the adjusting hole 1811 is perpendicular to the longitudinal center line of the long hole 151, and after the adjusting hole 1811 is arranged, the position of the fixing seat 181 can be conveniently adjusted, so that the adjustment of the relative position relationship between the driving sprocket 183 and the manual adjusting sprocket 18 is realized, the processing error is favorably compensated, and the assembling effect is improved.

As shown in fig. 15 to 19, the smoothing assembly 30 includes a lower shovel cam 31, a driving bearing 32 and a lifting frame 33, the lower shovel cam 31 is rotatably connected to a fixed frame of the film packaging machine, the lower shovel cam 31 is a grooved wheel of a flat plate structure, the driving bearing 32 is disposed in cooperation with the lower shovel cam 31 and is driven by the lower shovel cam 31 to move up and down, the lower end of the lifting frame 33 is rotatably connected to the driving bearing 32, a linear rail for guiding the up and down movement is disposed on a side surface of the lifting frame 33, a lower shovel plate 36 is disposed on an upper end of the lifting frame 33, the lower shovel plate 36 is disposed to penetrate upward through the forming plate 10, the lower shovel cam 31 and the driving bearing 32 are disposed in cooperation, the rotation of the lower shovel cam 31 drives the driving bearing 32 to move, so as to realize the up and down reciprocating movement, and further drive the lifting frame 33 to reciprocate up and down, and the linear rail is disposed at the same time, so as to ensure the accuracy of the up and down movement, and then guarantee to pass through the transmission and smooth leading of the outside film of packing carton above shovel board 36 down, promoted the packaging quality of film, also be favorable to promoting subsequent heat-seal quality and efficiency simultaneously.

Preferably, with shovel cam 31 coaxial setting down there is first sprocket 311, first sprocket 311 is established shovel cam 31 one side of keeping away from drive bearing 32 down, first sprocket 311 passes through chain structure and second sprocket 312 cooperation and the two synchronous revolution, and second sprocket 312 passes through motor drive rotation, transmits through sprocket mechanism, makes things convenient for setting up and overall arrangement of structure, can make the structure compacter, relatively directly adopts motor drive, and the space that occupies is littleer.

Preferably, the chain is internally provided with an adjusting chain wheel 313 which is matched with the chain and can adjust the tightness of the chain, the adjusting chain wheel 313 is arranged on a support plate 314, the support plate 314 is fixed on a fixing frame of the film packaging machine, the support plate 314 is provided with an adjusting long hole 3141 which can realize the horizontal adjustment of the adjusting chain wheel 313, and after the adjusting chain wheel 313 is arranged, the tightness of the chain can be ensured by adjusting the position of the adjusting chain wheel 313 relative to the paper board, so that the effectiveness of the transmission power of the chain is ensured.

Preferably, be equipped with on the profiled sheeting 10 and keep away a slot hole, lower shovel board 36 upwards extrudees the profiled sheeting 10 setting through keeping away a slot hole, and the upper end of lower shovel board 36 is equipped with curved flexion 363, and flexion 363 sets up towards the feed inlet, and the width more than or equal to the width of film of lower shovel board 36 plays the effect that presses and cover and smooth on the flexion 363 that sets up, adopts the arc moreover, and pleasing to the eye and can not play the scratch to the film, help promoting the qualification rate of product.

Preferably, the line rail is fixedly arranged on the vertical plate 331, the vertical plate 331 is fixedly connected with a fixing frame of the film packaging machine, the upper end of the lifting frame 33 is provided with an L-shaped lower shovel seat 34, the upper end of the lower shovel seat 34 is fixedly provided with a lower shovel frame 35, the lower shovel plate 36 is hinged on the lower shovel frame 35, one side, away from the bending portion 363, of the lower end of the lower shovel plate 36 is provided with a limiting plate 362, the limiting plate 362 is attached to the lower shovel frame 35, a torsion spring 361 for ensuring that the lower shovel plate 36 is attached to the forming plate 10 is arranged between the lower shovel frame 35 and the lower shovel plate 36, the torsion spring 361 is arranged on one side, away from the limiting plate 362, of the lower shovel frame 35, the lower shovel seat 34 and the lower shovel frame 35 are arranged, the fixed installation of the lower shovel plate 36 and the lifting frame 33 is changed into an adjustable assembly structure, parts are independently processed, the processing cost is reduced, the arranged torsion spring 361 can ensure the vertical.

Preferably, be equipped with vertical first rectangular hole 341 on the shovel seat 34 down, shovel seat 34 and hoisting frame 33 are through establishing the screw fixed connection in first rectangular hole 341 down, set up first rectangular hole 341 back, conveniently adjust down the upper and lower high problem of shovel seat 34 relative hoisting frame 33, guarantee down the settlement height of shovel board 36, set up with the packing carton cooperation, the jack-up is too much, the packing carton transmits unstably easily, the jack-up plays too little not to smooth the effect of ordering, set up the convenient regulation of first rectangular hole 341, compensate machining error, promote the efficiency of assembly debugging.

Preferably, a plurality of carding grooves 101 which are arranged in parallel are arranged on one side of the forming plate 10, which is far away from the bending portion 363, the arrangement direction of the carding grooves 101 is consistent with the transmission direction of the to-be-packaged box, after the carding grooves 101 are arranged, the carding grooves 101 play a role in further carding, guiding and smoothing the film in the packaging and forward transmission processes, and the quality of the film is improved like the functional principle of combing the hair by a comb.

In the actual working process, the packaging box sequentially passes through the leading-in component and the rear corner folding component, the pressing plate is arranged above the leading-in component, the packaging box enters between the first push plate and the pressing plate in the transmission process of the packaging box, the pressing effect on the packaging box is completed, after the pressing and positioning, the first push plate moves forwards under the effect of the leading-in component and moves to the next station, the sagging film protects the packaging box and protects the packaging box in the moving process, because the first push plate is obliquely arranged, in the forward pushing process, the lower end of the film is flattened, then the heat-sealing component performs heat sealing on the front end of the packaging box, the packaging box continues to be conveyed forwards, then under the premise of the forward movement of the rear corner folding component, the film completes the rear corner folding action, in the continuous conveying process, the heat-sealing component rises, the lower end of the packaging box with the bending part arranged on the lower shovel plate is flattened, the in-process that the packing carton was forward transmitted, the heat-seal subassembly descends, carry out the heat-seal to the rear end of packing with, and then accomplished the heat-seal of two terminal surfaces of packing carton, the packing carton enters into behind the profiled sheeting constantly by propelling movement to next process, the operation of whole structure, drive by same driving source motor, realize the transmission of equidirectional power through gear structure, band pulley mechanism or chain wheel mechanism, make the structure compacter, occupation space is littleer, manufacturing cost is lower.

The operation process of the import component is as follows: the motor and the gear mechanism drive the driving gear 292 to rotate, the driving gear 292 drives the driving shaft 291 to rotate, the driving shaft 291 rotates and drives the third slide block to rotate through the driving connecting rod 29, the third slide block is matched with the small slide plate 23, the third slide block drives the small slide plate 23 to rotate while sliding in the small slide plate 23, meanwhile, the connecting rod shaft 22 coaxial with the small sliding plate 23 rotates, when the connecting rod shaft 22 rotates, the second sliding block 221 is driven to rotate, the second sliding block 221 rotates to stir the upper end of the guide plate 24 to swing, the translation distance of the guide plate 24 is converted into the horizontal movement of the translation plate 26, meanwhile, under the action of the guide wire rail 262, the motion precision of the translation plate 26, the up-and-down change generated in the swing process of the guide plate 24, the absorption is performed by the cooperation and up-and-down movement of the first slider 25 and the first guide groove 261, so that the situation that the guide plate 24 moves to drive only the translation plate 26 to move horizontally is satisfied. The structure is driven by the motor to convert the rotation of the parts into horizontal movement, the whole structure is of a mechanical structure, the performance is stable, the fault rate is low, continuous operation can be realized, and the later maintenance cost is low.

The operation process of the rear corner component is as follows: firstly, manual debugging is carried out, the distance between the symmetrically arranged clamping plates 16 is set according to the length of a to-be-packaged box, the change and adjustment of the relative distance between the clamping plates 16 are realized by adjusting the position of the adjusting plate 15 relative to the clamping block 14, the situation that the clamping plates 16 arranged on two sides correspond to a film on the end surface of the packaging box in the forward movement process is ensured, the covering and smoothing actions from back to front and back are realized, meanwhile, the connection between the driving rod 12 and the clamping block 14 is realized by adjusting the position of the end bearing nodes 132 at two ends of the connecting rod 13 relative to the fixed body 131, the processing error is compensated, the assembly efficiency is improved, after the assembly is completed, the position of the rear driving chain wheel 183 is set, the translation cam 11 is driven to rotate by the hand wheel 182, the curve roller bearing 121 is matched with the translation cam 11 in the rotation process, and the driving rod 12 moves towards the right, and then drive clamp block 14, adjusting plate 15 and clamp plate 16 and move to the right side, realize the back corner of packing carton closed, with the continued rotation of translation cam 11, when rotating translation cam 11 low point, flat cam 11 resets under the effect of reset spring 19, guarantee simultaneously that curved roller bearing 121 is in the state of closely cooperating with translation cam 11 unanimity, the process of resetting is the process that clamp block 14, clamp plate 16 and adjusting plate 15 moved to the left, reciprocating motion, realized the repeated back corner action to the packing carton closed, whole structure adopts cam mechanism, convert the rotation of cam into the horizontal motion of clamp plate 16, pure mechanical type drive, stable performance is reliable, the action is more accurate, stability is high, the fault rate is low, but continuous operation, later maintenance cost is also lower.

The action process of the smoothing assembly is as follows: the motor drives the second chain wheel 312 to rotate, under the action of the chain, the first chain wheel 311 and the second chain wheel 312 synchronously rotate, in the rotating process of the first chain wheel 311, the lower shovel cam 31 is driven to rotate, the lower shovel cam 31 is matched with the driving bearing 32, at the low point of the lower shovel cam 31, the driving bearing 32 is positioned at the lowest part, at the high point of the lower shovel cam 31, the driving bearing 32 is positioned at the uppermost part, the driving bearing 32 moves up and down to drive the lifting frame 33 hinged with the driving bearing to move up and down, in the up and down movement process of the lifting frame 33, the lower shovel plate 36 is driven to move up and down to complete the flattening and covering of the film on the outer side of the box body, because the lower shovel plate 36 is provided with the bending part 363 facing the feeding hole, in the feeding and conveying process, the bending part 363 continuously flattens the lower end of the box body, and carries out heat sealing after flattening, the efficiency of film packaging is improved, and, so that the film covering effect is better and the product is more beautiful.

While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The film packaging is with transmission switching equipment which characterized in that: the packaging box is sequentially passed through the flattening assembly, the guiding assembly, the rear corner folding assembly and the smoothing assembly, passes through the heat sealing assembly and then enters the next working procedure;

2. The transfer switch apparatus for film wrapping according to claim 1, wherein: the smoothing assembly comprises a lower shovel cam, a driving bearing and a lifting frame, the lower shovel cam is rotatably connected to a fixing frame of the film packaging machine, the lower shovel cam is a grooved wheel of a flat plate structure, the driving bearing is matched with the lower shovel cam to be arranged and driven to move up and down, the lower end of the lifting frame is rotatably connected with the driving bearing, a linear rail for guiding the up-and-down movement of the lifting frame is arranged on the side face of the lifting frame, a lower shovel plate is arranged at the upper end of the lifting frame, and the lower shovel plate penetrates out of the forming plate.

3. The transfer switch apparatus for film wrapping according to claim 2, wherein: with shovel the coaxial first sprocket that has that sets up of cam down, first sprocket is established shovel the cam down and keep away from one side of drive bearing, first sprocket pass through the chain structure with second sprocket cooperation and the two synchronous rotation, the second sprocket passes through motor drive rotatory, and the inside of chain is equipped with rather than the cooperation and can adjust the adjusting sprocket of its elasticity, adjusting sprocket establishes on the extension board, the extension board is fixed on film packaging machine's mount, be equipped with the realization on the extension board adjusting sprocket carries out the regulation slot hole of level (l) ing.

4. The transfer switch apparatus for film wrapping according to claim 2, wherein: the forming plate is provided with a position-avoiding long hole, the lower shovel plate is arranged to protrude upwards out of the forming plate through the position-avoiding long hole, the upper end of the lower shovel plate is provided with an arc-shaped bent part which is arranged towards the feeding hole, the line rail is fixedly arranged on the vertical plate, the vertical plate is fixedly connected with a fixed frame of the film packaging machine, an L-shaped lower shovel seat is arranged at the upper end of the lifting frame, a lower shovel frame is fixedly arranged at the upper end of the lower shovel seat, the lower shovel plate is hinged on the lower shovel frame, a limiting plate is arranged on one side of the lower end of the lower shovel plate far away from the bending part, the limiting plate is jointed with the lower shovel frame, a torsional spring for ensuring the jointing of the lower shovel plate and the forming plate is arranged between the lower shovel frame and the lower shovel plate, the torsional spring is established shovel frame keeps away from down one side of limiting plate, be equipped with vertical first rectangular hole down on the shovel seat, shovel seat and hoisting frame are through establishing down screw fixed connection in the first rectangular hole.

5. The transfer switch apparatus for film wrapping according to claim 1, wherein: the leading-in subassembly includes the slide plate seat, the both sides of slide plate seat upper end are equipped with coaxial little slide and connecting rod axle, the slide plate seat with the lower extreme of the articulated baffle of lower extreme of connecting rod axle homonymy, the upper end of baffle is equipped with first slider, first slider is established in the first guide way on the translation board and the two sliding connection from top to bottom, the one end that the slide plate seat was kept away from to the connecting rod axle is equipped with the second slider, the second slider with sliding connection from top to bottom of baffle, be equipped with the third guide way on the little slide, be equipped with the third slider in the third guide way, the third slider is driven and drives by the drive connecting rod little slide rotates.

6. The transfer switch apparatus for film wrapping according to claim 5, wherein: the third slider is the T type, the third slider is fixed the one end of drive connecting rod, the other end of drive connecting rod is fixed in the drive shaft and is rotated along with the drive shaft, the drive shaft is established on film packaging machine and the two rotates the connection, be equipped with the driving gear in the drive shaft, the driving gear is rotatory by motor and gear drive, the second slider is including package assembly's first slide and second slide, the centre of baffle is equipped with keeps away the position groove, the baffle is located keep away the part of position groove both sides and pass the second slider sets up and the two sliding connection, the both ends of keeping away position groove length are equipped with first position breach of keeping away, the third guide way is kept away from the one end of slide seat is equipped with the second and keeps away the position breach.

7. The transfer switch apparatus for film wrapping according to claim 5, wherein: the sliding plate is far away from one side of the guide plate is provided with a guide line rail, the direction of the guide line rail is consistent with the moving direction of the sliding plate, one side of the sliding plate seat, away from the guide plate, is provided with a lubricating oil pipe, the lubricating oil pipe is arranged at the lower end of the guide plate and extends upwards to be communicated with the center of the first sliding block, lubricating grooves are formed in two sides of the first sliding block, oil guide holes communicated with the center of the first sliding block are formed in the lubricating grooves, and the lower end of the lubricating oil pipe is communicated with an external oil supply device.

8. The transfer switch apparatus for film wrapping according to claim 1, wherein: the tight angle subassembly of back sipping sets up the clamping assembly in film packaging machine both sides including the symmetry, clamping assembly includes translation cam, actuating lever, connecting rod and presss from both sides tight piece, translation cam is established on film packaging machine's mount and the two rotates and is connected, the lower extreme of actuating lever articulates on the mount, the middle part of actuating lever be equipped with translation cam complex curve roller bearing, the upper end of actuating lever is articulated the one end of connecting rod, the other end of connecting rod articulates and presss from both sides tight piece, press from both sides tight piece and mount sliding connection, it treats the clamp plate of the fixed centre gripping of packing carton to press from both sides to be equipped with on the tight piece, the lower extreme of actuating lever is equipped with the reset spring who guarantees.

9. The transfer switch apparatus for film wrapping according to claim 8, wherein: the connecting rod includes middle fixed body and establishes the tip bearing festival at fixed body both ends, the tip bearing festival with the equal threaded connection of fixed body, tip bearing festival and actuating lever and tight piece of clamp are hinge structure, the fixed body is regular polyhedron structure, with the coaxial setting of translation cam has driven pulleys and manual adjusting sprocket, driven pulleys passes through motor and band pulley structure drive rotation, manual adjusting sprocket passes through chain and drive sprocket cooperation setting, drive sprocket passes through hand wheel drive, drive sprocket establishes on the fixing base and the two rotates the connection, be equipped with rectangular regulation hole on the fixing base, the vertical central line of regulation hole sets up with rectangular hole vertically central line.

10. The transfer switch apparatus for film wrapping according to claim 8, wherein: the vertical setting of pinch-off blades, perpendicular distance between the pinch-off blades that the symmetry set up equals the length of treating the packing carton, the pinch-off blades with be equipped with the adjusting plate between the tight piece of clamp, press from both sides tight piece and mount through line rail structure sliding connection, the one end of adjusting plate is fixed with pressing from both sides tight piece through rectangular hole, and the other end sets firmly the pinch-off blades, the upper end at the profiled sheeting is established to the pinch-off blades, the fore-and-aft central line perpendicular to film packaging machine's of rectangular hole direction of transfer direction sets up, the four corners of pinch-off blades is equipped with keeps away a fillet, be equipped with the spacing groove on pressing from both sides tight piece, the one end of adjusting plate is established spacing inslot and the two clearance fit, the fore-and-aft central.