CN216375271U - Height adjusting device for box opener - Google Patents
Height adjusting device for box opener Download PDFInfo
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- CN216375271U CN216375271U CN202122666505.XU CN202122666505U CN216375271U CN 216375271 U CN216375271 U CN 216375271U CN 202122666505 U CN202122666505 U CN 202122666505U CN 216375271 U CN216375271 U CN 216375271U
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Abstract
The utility model discloses a height adjusting device for a box opener, which has the technical scheme that the height adjusting device comprises a rack, a bottom folding device, a box sealing conveying device and a gluing device, wherein the box sealing conveying device comprises two box sealing conveying belts; a lifting mounting seat for mounting the cementing device is connected to the rack in a sliding manner, and a height control screw rod in threaded connection with the lifting mounting seat is rotatably connected to the rack; a bottom folding lifting slide seat used for mounting the bottom folding device is connected to the rack in a sliding manner, and a bottom folding screw rod in threaded connection with the bottom folding lifting slide seat is connected to the rack in a rotating manner; the height adjusting screw rod is in synchronous transmission connection with the height control screw rod, the pitch ratio of the height adjusting screw rod to the height control screw rod is 2:1, the height adjusting screw rod is in synchronous transmission connection with the bottom folding screw rod, and the pitch ratio of the height adjusting screw rod to the bottom folding screw rod is 2: 1. The machine adjusting efficiency is improved, and the machine adjusting difficulty is reduced.
Description
Technical Field
The utility model relates to the technical field of case openers, in particular to a height adjusting device for a case opener.
Background
The case unpacking machine, also called a carton forming machine, is a special device for automatically opening the case boards stacked into the paper boards, folding the bottom of the case according to a certain program, sealing the case with an adhesive tape and conveying the case to the case packing machine. The existing case unpacking machine comprises a bottom folding device capable of folding the bottom of a carton according to a certain program, a case sealing and conveying device used for conveying the carton, and a gluing device capable of sealing a case bottom by using an adhesive tape.
SUMMERY OF THE UTILITY MODEL
In view of the defects in the prior art, the present invention aims to provide a height adjustment device for a box opener to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: a height adjusting device for a carton opener comprises a rack, a bottom folding device, a carton sealing and conveying device and a gluing device, wherein the bottom folding device is arranged on the rack and used for folding the bottom of a carton, the carton sealing and conveying device is used for conveying the carton, the gluing device can seal the bottom of the carton by using a rubber belt, the carton sealing and conveying device comprises two carton sealing conveying belts used for clamping and conveying the carton, the two carton sealing conveying belts are arranged up and down in a corresponding mode, a gap used for clamping and conveying the carton is reserved between the two carton sealing conveying belts, a lifting mounting frame used for rotatably connecting one carton sealing conveying belt is connected onto the rack in a sliding mode, a height adjusting screw rod in threaded connection with the lifting mounting frame is connected onto the rack in a rotating mode, and the height adjusting screw rod can drive the lifting mounting frame to slide on the rack in the height direction in the rotating process;
the rack is connected with a lifting mounting seat for mounting the cementing device in a sliding manner, the rack is rotatably connected with a height control screw rod in threaded connection with the lifting mounting seat, and the height control screw rod can drive the lifting mounting seat to slide on the rack along the height direction in the rotating process;
the bottom folding device is characterized in that a bottom folding lifting slide seat used for mounting the bottom folding device is connected to the rack in a sliding manner, a bottom folding screw rod in threaded connection with the bottom folding lifting slide seat is connected to the rack in a rotating manner, and the bottom folding screw rod can drive the bottom folding lifting slide seat to slide on the rack in the height direction in the rotating process;
the height adjusting screw is in synchronous transmission connection with the height control screw, the pitch ratio of the height adjusting screw to the height control screw is 2:1, the height adjusting screw is in synchronous transmission connection with the bottom folding screw, and the pitch ratio of the height adjusting screw to the bottom folding screw is 2: 1.
The utility model is further configured to: the height-adjusting screw rods are arranged in two rows along the length direction of the box sealing conveying belt, and the two height-adjusting screw rods are in synchronous transmission connection.
The utility model is further configured to: the automatic sealing and conveying device is characterized in that an upper driving roller and an upper driven roller which are used for winding one sealing and conveying belt are arranged on the lifting mounting frame, a lower driving roller and a lower driven roller which are used for winding the other sealing and conveying belt are arranged on the frame, an upper swing arm is connected to the upper driving roller in a rotating mode, a lower swing arm is connected to the lower driving roller in a rotating mode, one end, away from the upper driving roller, of the upper swing arm is hinged to one end, away from the lower driving roller, of the lower swing arm, a transmission part is connected to the hinged portion of the upper swing arm and the hinged portion of the lower swing arm in a rotating mode coaxially, a lower driving part capable of being connected with the transmission part in a transmission mode is arranged on the lower driving roller, an upper driving part capable of being connected with the transmission part in a transmission mode is arranged on the upper driving roller, a transmission belt motor capable of driving the lower driving roller to rotate forwards can sequentially pass through the lower driving part, The transmission piece and the upper driving piece drive the upper driving roller to synchronously rotate reversely.
The utility model is further configured to: the transmission part comprises a transmission gear and a transmission flywheel which are coaxially connected in a transmission manner, the transmission flywheel can be in transmission connection with the upper driving part through a chain when the transmission gear is meshed with the lower driving part, or the transmission flywheel can be in transmission connection with the lower driving part through the chain when the transmission gear is meshed with the upper driving part.
The utility model is further configured to: the bottom folding device comprises a front folding cover piece for folding the front cover, a rear folding cover piece for folding the rear cover, an upper folding cover rod for folding the upper cover and a lower folding cover rod for folding the lower cover, the upper cover folding rod and the lower cover folding rod are arranged correspondingly up and down with a gap left between them, the distance between the upper cover folding rod and the lower cover folding rod is gradually reduced along the conveying direction of the carton, the folded cover piece is positioned between the upper folded cover rod and the lower folded cover rod and is arranged close to the large opening end, the folded cover piece is arranged in a sheet structure, and one side is provided with a guide inclined plane which can gradually turn the back cover inwards in the process of sliding the carton, the front folding cover part is arranged in a rod-shaped structure, and rotate and connect in the frame, the lid is located the place ahead of folding back lid before folding, be provided with in the frame and be used for driving the lid before folding and can be with the inside book end drive division that turns over of protecgulum in the rotation process.
The utility model is further configured to: the upper cover folding rod is mounted on the lifting mounting frame, and the lower cover folding rod is mounted on the rack.
The utility model is further configured to: roll over end drive division including the axial rotate connect in the frame roll over end pivot and fix and roll over epaxial gear in end pivot and set up and be used for driving in the frame roll over end pivot pivoted roll over end cylinder and set up on the output of rolling over end cylinder with gear engagement's rack, roll over end cylinder drive rack and can roll over end pivot rotation through the gear drive of meshing in the in-process that slides, cover piece and roll over end pivot fixed connection before rolling over, roll over end cylinder drive rack reciprocating sliding's in-process can rotate through rolling over end pivot and roll over preceding cover piece reciprocating swing.
The utility model is further configured to: the rack is axially and rotatably connected with a butt roller abutted to the rack, and the butt roller is abutted to one side, far away from the gear, of the rack.
The utility model is further configured to: the folding bottom lifting slide seat is connected with a folding bottom front slide seat and a folding bottom rear slide seat which are used for rotating and connecting a folding bottom rotating shaft in a sliding mode, the sliding direction of the folding bottom front slide seat and the sliding direction of the folding bottom lifting slide seat are consistent with the conveying direction of the paper boxes, a limiting structure is arranged between the folding bottom front slide seat and the folding bottom lifting slide seat, and the folding bottom air cylinder is also arranged on the folding bottom front slide seat and the folding bottom rear slide seat.
In conclusion, the utility model has the following beneficial effects: the operation height of each part can be conveniently regulated and controlled, and only one of them arbitrary screw rod of needs regulation and control just can drive each part in step and carry out high regulation and control, and existing effect has improved accent quick-witted efficiency, also greatly reduced the accent quick-witted degree of difficulty, effectively improved case unpacking machine's work efficiency.
This design is with the effective combination that the interval regulation and control of two joint sealing conveyer belts goes on with the altitude mixture control of gluing mechanism and book end device, make the screw rod of increaseing also can be simultaneously through the operation height of accuse high screw rod regulation gluing mechanism when driving the lifting mounting frame height-adjusting, and simultaneously through the operation height of book end screw rod regulation book end device, and the screw rod of increaseing drives the height that the lifting mounting frame was adjusted when each screw rod rotates in step, for accuse high screw rod drives twice of gluing mechanism height-adjusting, also for book end screw rod drive the twice of book end device height-adjusting, make the centre that gluing mechanism can be located two joint sealing conveyer belts all the time, the gluing mechanism of being convenient for seals the operation to the bottom of the case, also make the middle part that book end device can be used in the lid, thereby be favorable to improving the joint sealing effect.
Drawings
FIG. 1 is a schematic perspective view of a case unpacking machine;
FIG. 2 is a schematic perspective view of a height adjustment mechanism for the box opener;
FIG. 3 is an enlarged view of the portion A of FIG. 2;
fig. 4 is a schematic perspective view of the bottom folding device.
Reference numerals: 1. a frame; 2. a bottom folding device; 21. a bottom folding lifting slide seat; 22. a bottom folding screw rod; 23. folding the front cover piece; 24. folding the rear cover piece; 241. a guide slope; 25. folding the cover rod; 26. folding down the cover rod; 27. a bottom folding driving part; 271. a bottom folding rotating shaft; 272. a gear; 273. a bottom folding cylinder; 274. a rack; 275. abutting against the roller; 28. a front and rear slide seat for folding the bottom; 3. a box sealing and conveying device; 31. a box sealing conveying belt; 32. a lifting mounting rack; 33. adjusting the height of the screw rod; 34. an upper drive roll; 341. an upper swing arm; 342. an upper driving member; 35. a lower drive roll; 351. a lower swing arm; 352. a lower driving member; 36. a transmission member; 361. a transmission gear; 362. a transmission flywheel; 37. a drive belt motor; 4. a cementing device; 41. a lifting mounting seat; 42. and (4) controlling the height of the screw rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1-4, a height adjusting device for a carton opener comprises a rack 1, a bottom folding device 2 arranged on the rack 1 and used for folding the bottom of a carton, a carton sealing and conveying device 3 used for conveying the carton, and a gluing device 4 capable of sealing the bottom of the carton with an adhesive tape, wherein the carton sealing and conveying device 3 comprises two carton sealing and conveying belts 31 used for clamping and conveying the carton, the two carton sealing and conveying belts 31 are arranged up and down correspondingly, a gap used for clamping and conveying the carton is reserved between the two carton sealing and conveying belts, a lifting mounting frame 32 used for rotatably connecting one carton sealing and conveying belt 31 is connected on the rack 1 in a sliding manner, a height adjusting screw 33 screwed with the lifting mounting frame 32 is connected on the rack 1 in a rotating manner, and the height adjusting screw 33 can drive the lifting mounting frame 32 to slide on the rack 1 along the height direction in the rotating process;
a lifting mounting seat 41 for mounting the adhesive device 4 is connected to the rack 1 in a sliding manner, a height control screw 42 in threaded connection with the lifting mounting seat 41 is connected to the rack 1 in a rotating manner, and the height control screw 42 can drive the lifting mounting seat 41 to slide on the rack 1 in the height direction in the rotating process;
a bottom folding lifting slide seat 21 for mounting the bottom folding device 2 is connected with the rack 1 in a sliding manner, a bottom folding screw rod 22 in threaded connection with the bottom folding lifting slide seat 21 is connected with the rack 1 in a rotating manner, and the bottom folding screw rod 22 can drive the bottom folding lifting slide seat 21 to slide on the rack 1 along the height direction in the rotating process;
the height adjusting screw 33 is in synchronous transmission connection with the height control screw 42, the pitch ratio of the height adjusting screw 33 to the height control screw 42 is 2:1, the height adjusting screw 33 is in synchronous transmission connection with the bottom folding screw 22, and the pitch ratio of the height adjusting screw 33 to the bottom folding screw 22 is 2: 1.
Each screw rod is axially limited and is connected to the frame 1 in a circumferential rotating manner, so that each screw rod can rotate and cannot move axially, the operation height of each part can be conveniently regulated, only one of the screw rods needs to be regulated, each part can be synchronously driven to carry out height regulation, the machine adjusting efficiency is effectively improved, the machine adjusting difficulty is greatly reduced, and the working efficiency of the case unpacking machine is effectively improved.
This design is with the effective combination that the interval regulation and control of two joint sealing conveyer belts 31 goes on with the altitude mixture control of gluing mechanism and book end device 2, make heightening screw 33 also can adjust the operation height of gluing mechanism through accuse high screw 42 simultaneously when driving lift mounting bracket 32 height-adjusting, and adjust the operation height of book end device 2 through book end screw 22 simultaneously, and heightening screw 33 drives the height that lift mounting bracket 32 adjusted when each screw rod rotates in step, for accuse high screw 42 drives the twice of gluing mechanism height-adjusting, also drive the twice of book end device 2 height-adjusting for book end screw 22, make gluing mechanism can be located the centre of two joint sealing conveyer belts 31 all the time, the mechanism of being convenient for glues the bottom of the case and seal the operation, also make book end device 2 can act on the middle part of lid leaf, thereby be favorable to improving the joint sealing effect.
Wherein, the one end of the height-adjusting screw 33 or the height-controlling screw 42 or the bottom-folding screw 22 is arranged through, and a motor or a hand wheel which can drive the screw to rotate can be arranged on the height-adjusting screw, so that the flexible adjustment and control of the operation height of each part can be realized more conveniently.
The two heightening screw rods 33 are arranged along the length direction of the box sealing conveying belt 31, and the two heightening screw rods 33 are in synchronous transmission connection. Synchronous transmission can be realized between the two heightening screw rods 33 through chains, and when one heightening screw rod 33 is driven to rotate, the other heightening screw rod 33 can be driven to rotate at the same time, so that the stability of adjustment of the lifting mounting frame 32 can be improved.
An upper driving roller 34 and an upper driven roller for winding one carton sealing conveying belt 31 are arranged on the lifting mounting frame 32, a lower driving roller 35 and a lower driven roller for winding the other carton sealing conveying belt 31 are arranged on the rack 1, an upper swing arm 341 is rotatably connected to the upper driving roller 34, a lower swing arm 351 is rotatably connected to the lower driving roller 35, one end of the upper swing arm 341, which is far away from the upper driving roller 34, is hinged to one end of the lower swing arm 351, which is far away from the lower driving roller 35, a transmission piece 36 is coaxially and rotatably connected to the hinged position of the upper swing arm 341 and the lower swing arm 351, a lower driving piece 352 in transmission connection with the transmission piece 36 is arranged on the lower driving roller 35, an upper driving piece 342 in transmission connection with the transmission piece 36 is arranged on the upper driving roller 34, a transmission belt motor 37 capable of driving the lower driving roller 35 to rotate is arranged on the rack 1, and the lower driving roller 35 can sequentially pass through the lower driving piece 352 in the forward rotation process driven by the transmission belt motor 37, The transmission member 36 and the upper driving member 342 rotate the upper driving roller 34 in the opposite direction in synchronization.
The driving belt motor 37 can be directly connected with the upper driving roller 34 or the lower driving roller 35 in a transmission mode and used for driving the upper driving roller or the lower driving roller to rotate, and meanwhile, the other driving roller can be driven to synchronously rotate in the reverse direction through the transmission of the transmission piece 36, so that the two sealing conveying belts 31 can clamp and convey the carton, the transmission structure of the sealing conveying belts 31 is effectively simplified, the driving energy consumption is reduced, the synchronous conveying of the two sealing conveying belts 31 can be ensured, and the working stability is improved.
The working height of the lifting mounting frame 32 can be adjusted by matching with the height-adjusting screw 33, so that the working gap between the two box sealing conveying belts 31 can be adjusted, and the use flexibility and the application range of the box unpacking machine can be improved; and synchronous reverse rotation is realized between two box sealing conveyer belts 31 through an upper swing arm 341, a lower swing arm 351 and a transmission piece 36, and the rotation of the upper swing arm 341 and the lower swing arm 351 can be realized when the distance between the two box sealing conveyer belts 31 is adjusted, so that the stable operation of the box sealing conveyer belts 31 can be effectively realized.
The transmission member 36 comprises a transmission gear 361 and a transmission flywheel 362 which are coaxially connected in a transmission manner, the transmission flywheel 362 can be in transmission connection with the upper driving member 342 through a chain when the transmission gear 361 is meshed with the lower driving member 352, the lower driving member 352 is a gear 272 and can be meshed with the transmission gear 361, and the upper driving member 342 is a flywheel and can be connected with the transmission flywheel 362 through a chain; or the driving flywheel 362 can be in driving connection with the lower driving member 352 through a chain when the driving gear 361 is engaged with the upper driving member 342, the upper driving member 342 is a gear 272 and can be engaged with the driving gear 361, and the lower driving member 352 is a flywheel and can be connected with the driving flywheel 362 through a chain. The design can realize synchronous reverse rotation of the upper driving roller 34 and the lower driving roller 35, and the upper swing arm 341 or the lower swing arm 351 can be long enough through the design of the chain, so that the distance between the two sealing box conveying belts 31 can have a large enough regulation and control range, and the use flexibility and the application range of the sealing box conveying belts 31 can be further improved.
The bottom folding device 2 comprises a front folding cover piece 23 for folding the front cover, a rear folding cover piece 24 for folding the rear cover, an upper folding cover rod 25 for folding the upper cover and a lower folding cover rod 26 for folding the lower cover, the upper folding cover rod 25 and the lower folding cover rod 26 are arranged in an up-and-down corresponding mode, a gap is reserved between the upper folding cover rod 25 and the lower folding cover rod 26, the distance between the upper folding cover rod 25 and the lower folding cover rod 26 is gradually reduced along the conveying direction of the carton, the rear folding cover piece 24 is arranged between the upper folding cover rod 25 and the lower folding cover rod 26 and is close to the large opening end, the rear folding cover piece 24 is arranged in a sheet structure, and one side is provided with a guide slope 241 which can gradually turn the back cover inwards in the process of sliding the carton, the front cover piece 23 is folded to be arranged in a rod-shaped structure, and is connected on the frame 1 rotatably, the cover piece 23 before folding is located the place ahead of the cover piece 24 after folding, there is a folding bottom drive part 27 used for driving the cover piece 23 before folding and can turn over the front cover inwards in the course of rotating on the frame 1.
The carton slides along the length direction of the carton on the guide slide rail, the carton sequentially passes through the front folding cover piece 23, the rear folding cover piece 24 and the gap between the upper folding cover rod 25 and the lower folding cover rod 26, wherein the bottom folding driving part 27 can drive the front folding cover piece 23 to rotate, so that the front cover is turned inwards, the rear folding cover piece 24 can be fixed on the conveying path of the carton on the frame 1, when the carton passes through the rear folding cover piece 24, the guide inclined plane 241 can guide the rear cover to turn inwards, and when the carton passes through the upper folding cover rod 25 and the lower folding cover rod 26, the upper cover and the lower cover can be turned inwards, the structure is simple and easy to implement, only the front cover needs to be externally provided with the driving part to drive the front folding cover piece 23 to rotate, the rest of the folding cover leaves can be automatically turned in the conveying process of the carton, the operation stability of the bottom folding device 2 can be effectively improved, and the design scheme of the bottom folding device 2 is greatly simplified, is favorable for disassembly, assembly, regulation and control, and reduces the maintenance cost.
The cover folding rod 25 is mounted on the lifting mounting frame 32, and the cover folding rod 26 is mounted on the machine frame 1. When the distance between the two box sealing conveying belts 31 is adjusted, the upper cover rod 25 is folded, the operation position can be adjusted accordingly, and the use flexibility of the bottom folding device 2 is greatly improved.
The bottom folding driving part 27 comprises a bottom folding rotating shaft 271 axially and rotatably connected to the frame 1, a gear 272 fixed on the bottom folding rotating shaft 271, a bottom folding cylinder 273 arranged on the frame 1 and used for driving the bottom folding rotating shaft 271 to rotate, and a rack 274 arranged at the output end of the bottom folding cylinder 273 and meshed with the gear 272, wherein the bottom folding cylinder 273 drives the rack 274 to drive the bottom folding rotating shaft 271 to rotate through the meshed gear 272 in the sliding process, the front folding cover member 23 is fixedly connected with the bottom folding rotating shaft 271, and the front folding cover member 23 can be rotated to swing back and forth by the bottom folding rotating shaft 271 when the bottom folding cylinder 273 drives the rack 274 to slide back and forth. Roll over end cylinder 273 and can drive the reciprocal sliding of rack 274 rather than being connected when the propelling movement piston rod, and just can reciprocating rotation with rack 274 meshed gear 272, consequently can drive the reciprocal swing of lid 23 before rolling over through rolling over end pivot 271, this simple structure easy to carry out, can effectively improve the stability of the reciprocal swing of lid 23 before rolling over, and should roll over end cylinder 273 also can be coupled with the sensor that can detect whether the carton position targets in place, roll over end cylinder 273 and can drive the quick swing of lid 23 before rolling over when the sensor detects the carton and targets in place, thereby realize the automation of protecgulum and turn over the book, be favorable to improving the degree of automation and the work efficiency of rolling over end device 2.
An abutting roller 275 abutting against the rack 274 is axially rotatably connected to the frame 1, and the abutting roller 275 abuts against the side of the rack 274 away from the gear 272. The abutting roller 275 can be flexibly connected to the frame 1 through a bearing in a rotating manner, and is preferably arranged corresponding to the gear 272, so that the rack 274 and the gear 272 can be kept in a stable meshing state, and the working stability of the folding bottom device 2 is improved.
The folding bottom lifting slide seat 21 is connected with a folding bottom front slide seat 28 which is used for rotatably connecting a folding bottom rotating shaft 271 in a sliding way, the sliding direction of the folding bottom front slide seat 28 on the folding bottom lifting slide seat 21 is consistent with the conveying direction of the paper box, a limiting structure is arranged between the folding bottom front slide seat 28 and the folding bottom lifting slide seat 21, and a folding bottom air cylinder 273 is also arranged on the folding bottom front slide seat 28 and the folding bottom rear slide seat 28. The limiting structure can comprise a sliding groove formed in the frame 1 and a screw rod screwed on the front and rear folding bottom sliding seats 28, the screw rod penetrates through the sliding groove, the nut part can be pressed on the frame 1 to realize locking of the front and rear folding bottom sliding seats 28, the structure is simple and easy to implement, the distance between the front folding cover piece 23 and the rear folding cover piece 24 can be conveniently regulated, and the use flexibility and the application range of the bottom folding device 2 can be further improved.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (9)
1. The utility model provides a high adjusting device for unpacking machine, is used for folding end device (2) of folding into bottom the carton and be used for carrying carton joint sealing conveyor (3) and can carry out the mucilage binding device (4) that the sticky tape is sealed to the bottom of the case including frame (1) and setting in frame (1), characterized by: the box sealing conveying device (3) comprises two box sealing conveying belts (31) used for clamping and conveying paper boxes, the two box sealing conveying belts (31) are arranged up and down correspondingly, a gap used for clamping and conveying the paper boxes is reserved between the two box sealing conveying belts, a lifting mounting rack (32) used for rotatably connecting one box sealing conveying belt (31) is connected onto the rack (1) in a sliding mode, a height adjusting screw rod (33) in threaded connection with the lifting mounting rack (32) is connected onto the rack (1) in a rotating mode, and the lifting mounting rack (32) can be driven to slide on the rack (1) in the height direction by the height adjusting screw rod (33) in the rotating process;
the frame (1) is connected with a lifting mounting seat (41) used for mounting the adhesive binding device (4) in a sliding manner, the frame (1) is connected with a height control screw rod (42) in a rotating manner, the height control screw rod (42) is in threaded connection with the lifting mounting seat (41), and the lifting mounting seat (41) can be driven to slide on the frame (1) along the height direction in the rotating process of the height control screw rod (42);
the folding bottom lifting slide seat (21) used for mounting the folding bottom device (2) is connected with the rack (1) in a sliding manner, a folding bottom screw rod (22) in threaded connection with the folding bottom lifting slide seat (21) is connected onto the rack (1) in a rotating manner, and the folding bottom lifting slide seat (21) can be driven to slide on the rack (1) along the height direction by the folding bottom screw rod (22) in the rotating process;
the height adjusting screw rod (33) is in synchronous transmission connection with the height control screw rod (42), the pitch ratio of the height adjusting screw rod (33) to the height control screw rod (42) is 2:1, the height adjusting screw rod (33) is in synchronous transmission connection with the bottom folding screw rod (22), and the pitch ratio of the height adjusting screw rod (33) to the bottom folding screw rod (22) is 2: 1.
2. The height adjusting device for the box opener according to claim 1, wherein: the two heightening screw rods (33) are arranged in a row along the length direction of the box sealing conveying belt (31), and the two heightening screw rods (33) are in synchronous transmission connection.
3. The height adjusting device for the box opener according to claim 1 or 2, wherein: an upper driving roller (34) and an upper driven roller which are used for winding one box sealing conveying belt (31) are arranged on the lifting mounting frame (32), a lower driving roller (35) and a lower driven roller which are used for winding the other box sealing conveying belt (31) are arranged on the rack (1), an upper swing arm (341) is rotatably connected to the upper driving roller (34), a lower swing arm (351) is rotatably connected to the lower driving roller (35), one end, far away from the upper driving roller (34), of the upper swing arm (341) is hinged to one end, far away from the lower driving roller (35), of the lower swing arm (351), a transmission piece (36) is coaxially and rotatably connected to the hinged position of the upper swing arm (341) and the lower swing arm (351), a lower driving piece (352) capable of being in transmission connection with the transmission piece (36) is arranged on the lower driving roller (35), and an upper driving piece (342) capable of being in transmission connection with the transmission piece (36) is arranged on the upper driving roller (34), the machine frame (1) is provided with a transmission belt motor (37) capable of driving the lower driving roller (35) to rotate, and the transmission belt motor (37) can drive the lower driving roller (35) to rotate forward and can drive the upper driving roller (34) to rotate synchronously and reversely through the lower driving part (352), the transmission part (36) and the upper driving part (342).
4. The height adjusting device for the box opener according to claim 3, wherein: the transmission piece (36) comprises a transmission gear (361) and a transmission flywheel (362) which are coaxially connected in a transmission mode, the transmission flywheel (362) can be connected with the upper driving piece (342) in a transmission mode through a chain when the transmission gear (361) is meshed with the lower driving piece (352), or the transmission flywheel (362) can be connected with the lower driving piece (352) in a transmission mode through a chain when the transmission gear (361) is meshed with the upper driving piece (342).
5. The height adjusting device for the box opener according to claim 1, wherein: the bottom folding device (2) comprises a front folding cover piece (23) used for folding a front cover, a rear folding cover piece (24) used for folding a rear cover, an upper folding cover rod (25) used for folding an upper cover, and a lower folding cover rod (26) used for folding a lower cover, the upper folding cover rod (25) and the lower folding cover rod (26) are arranged in a vertically corresponding mode, a gap is reserved between the upper folding cover rod and the lower folding cover rod, the distance between the upper folding cover rod (25) and the lower folding cover rod (26) is gradually reduced along the conveying direction of the carton, the rear folding cover piece (24) is positioned between the upper folding cover rod (25) and the lower folding cover rod (26) and is close to a large opening end, the rear folding cover piece (24) is arranged in a sheet-shaped structure, a guide inclined plane (241) capable of gradually inwards folding the rear cover in the process of sliding the carton is arranged on one side, the front folding cover piece (23) is arranged in a rod-shaped structure and is rotatably connected to the rack (1), the front folding cover piece (23) is located in front of the rear folding cover piece (24), and a bottom folding driving part (27) used for driving the front folding cover piece (23) to turn over the front cover inwards in the rotating process is arranged on the rack (1).
6. The height adjusting device for the box opener according to claim 5, wherein: the upper cover folding rod (25) is installed on the lifting installation frame (32), and the lower cover folding rod (26) is installed on the rack (1).
7. The height adjusting device for the box opener according to claim 5, wherein: the bottom folding driving part (27) comprises a bottom folding rotating shaft (271) which is axially and rotatably connected to the rack (1), a gear (272) fixed on the bottom folding rotating shaft (271), a bottom folding cylinder (273) arranged on the rack (1) and used for driving the bottom folding rotating shaft (271) to rotate, and a rack (274) arranged on the output end of the bottom folding cylinder (273) and meshed with the gear (272), wherein the bottom folding cylinder (273) drives the rack (274) to drive the bottom folding rotating shaft (271) to rotate through the meshed gear (272) in the sliding process, the front folding cover piece (23) is fixedly connected with the bottom folding rotating shaft (271), and the bottom folding cylinder (273) drives the rack (274) to rotate through the bottom folding rotating shaft (271) in the reciprocating sliding process to swing back and forth.
8. The height adjustment device for the box opener according to claim 7, wherein: an abutting roller (275) abutted against the rack (274) is axially and rotatably connected to the rack (1), and the abutting roller (275) abuts against one side, far away from the gear (272), of the rack (274).
9. The height adjusting device for the box opener according to claim 7 or 8, wherein: slide on book end lift slide (21) and be connected with and supply to roll over a section of end pivot (271) and rotate front and back slide (28) of folding end of connecting, roll over the direction of sliding of front and back slide (28) on book end lift slide (21) and the direction of delivery of carton and keep unanimous, it is provided with limit structure to roll over between front and back slide (28) and the book end lift slide (21) at the end, roll over end cylinder (273) and also set up on book end front and back slide (28).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122666505.XU CN216375271U (en) | 2021-11-02 | 2021-11-02 | Height adjusting device for box opener |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122666505.XU CN216375271U (en) | 2021-11-02 | 2021-11-02 | Height adjusting device for box opener |
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