阅读说明：本技术 一种液体食品保鲜包装用屋顶包自动折叠装置 (Automatic roof bag folding device for liquid food fresh-keeping packaging ) 是由 赵书勇 张志昌 徐圣旺 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种液体食品保鲜包装用屋顶包自动折叠装置,包括包括整形机构、放置台、L型板、压合机构、移动机构、输送机构、封口机构,所述L型板安装在整形机构的一侧,所述放置台与压合机构安装在L型板上,所述压合机构位于放置台的上方,所述输送机构设置于整形机构的一侧,所述封口机构安装在输送机构上,所述移动机构设置于整形机构、输送机构之间且安装在L型板的一侧。本发明通过整体装置能够对第一围挡与第二围挡位置进行调整,从而改变支撑板、第一围挡与第二围挡的面积以适应不同乳制品之间的要求,本装置采用整体压合与封口机构相配合,实现对屋顶包自动折叠的功能,结构简单,工作效率高。(The invention discloses an automatic roof package folding device for liquid food fresh-keeping packaging, which comprises a shaping mechanism, a placing table, an L-shaped plate, a pressing mechanism, a moving mechanism, a conveying mechanism and a sealing mechanism, wherein the L-shaped plate is arranged on one side of the shaping mechanism, the placing table and the pressing mechanism are arranged on the L-shaped plate, the pressing mechanism is positioned above the placing table, the conveying mechanism is arranged on one side of the shaping mechanism, the sealing mechanism is arranged on the conveying mechanism, and the moving mechanism is arranged between the shaping mechanism and the conveying mechanism and is arranged on one side of the L-shaped plate. According to the invention, the positions of the first enclosing barrier and the second enclosing barrier can be adjusted through the integral device, so that the areas of the supporting plate, the first enclosing barrier and the second enclosing barrier are changed to adapt to the requirements among different dairy products.)

1. The utility model provides an automatic folding device of roof package for liquid food fresh-keeping packaging, its characterized in that, includes plastic mechanism, places platform, L template, pressing mechanism, moving mechanism, conveying mechanism, seals the mechanism, the L template is installed in one side of plastic mechanism, place the platform and install on the L template with pressing mechanism, pressing mechanism is located the top of placing the platform, conveying mechanism sets up in one side of plastic mechanism, it installs on conveying mechanism to seal the mechanism, moving mechanism sets up between plastic mechanism, conveying mechanism and installs the one side at the L template.

2. The automatic folding device of the roof bag for the liquid food fresh-keeping packaging as claimed in claim 1, wherein the shaping mechanism comprises a support plate, a support leg, a first enclosure and a second enclosure, the support leg is installed at four corners of the bottom of the support plate, a transverse adjusting mechanism and a longitudinal adjusting mechanism are installed on the support plate, the transverse adjusting mechanism is located below the longitudinal adjusting mechanism, the transverse adjusting mechanism and the longitudinal adjusting mechanism are the same in structure and comprise a first motor, a two-way screw, a sliding block and a connecting rod, a cavity and a sliding groove are formed in the support plate, the two-way screw is rotatably installed in the cavity, the first motor is installed at one side of the outer portion of the support plate, an output shaft is connected with the two-way screw, the sliding block is installed at two ends of the two-way screw in a threaded manner, the connecting rod is installed at the top of the sliding block, and, the second encloses to keep off and is connected with vertical adjustment mechanism's connecting rod, first enclosing includes main part board, curb plate, a plurality of first springs are installed to main part board bilateral symmetry, the curb plate is installed in the one end that main part board was kept away from to first spring, first enclosing is kept off and is installed between two second enclosing, a plurality of first telescopic links are installed to the bottom of backup pad, first telescopic link tip passes the backup pad and installs first micro vacuum pump, first sucking disc is installed to first micro vacuum pump tip, set up the standing groove corresponding with first micro vacuum pump and first sucking disc in the backup pad, first micro vacuum pump and first sucking disc can move to the inside of backup pad under the effect of first telescopic link.

3. The automatic roof bag folding device for the liquid food fresh-keeping packaging of claim 2, wherein a sponge strip is installed in the sliding groove, and a gap is left in the middle of the sponge strip.

4. The automatic roof package folding device for the liquid food freshness protection package according to claim 1, wherein the pressing mechanism comprises a second motor, a cam, a roller, a movable frame and a connecting plate, the second motor is installed on one side of the L-shaped plate, the end part of an output shaft of the second motor penetrates through the L-shaped plate and extends to the other side of the L-shaped plate, the cam is installed on the end part of the output shaft of the second motor, the connecting plate is installed on the L-shaped plate, the movable frame is arranged below the cam, the roller is rotatably installed at the top of the movable frame, the roller is abutted against the cam, the bottom of the movable frame penetrates through the connecting plate and is installed with a pressing plate, a second spring is sleeved on the periphery of the movable frame, the bottom of the second spring is installed on the connecting plate, the top of the second spring is installed on the movable frame, and the pressing, The flat plate, the body is installed the second telescopic link all around, the tip of second telescopic link is installed to the flat plate.

5. The automatic roof bag folding device for liquid food fresh-keeping packaging as claimed in claim 1, wherein the moving mechanism comprises a third motor, a gear and a rack, the third motor is mounted on one side of the L-shaped plate, the gear is mounted at an end of the third motor, a groove is formed in the L-shaped plate, the rack is disposed in the groove and meshed with the gear, protruding strips are mounted on upper and lower sides of the rack, a through groove matched with the protruding strips is formed in the L-shaped plate, the rack is slidably mounted in the through groove in the L-shaped plate through the protruding strips, a third telescopic rod is mounted at one end of the rack close to the conveying mechanism, a second micro vacuum pump is mounted at an end of the third telescopic rod, and a second suction cup is mounted at an end of the second micro vacuum pump.

6. The automatic folding device of a roof bag for liquid food fresh-keeping packaging as claimed in claim 1, wherein the sealing mechanism comprises a support frame, a fourth telescopic rod and a U-shaped frame, the fourth telescopic rod is mounted at the top of the inner side of the support frame, the U-shaped frame is mounted at the movable end of the fourth telescopic rod, the U-shaped frame is rotatably mounted with two rotating shafts, the outer wall of the U-shaped frame is mounted with a fourth motor, the end part of the U-shaped frame is connected with one of the rotating shafts, the two rotating shafts are respectively mounted with a half gear at the end far away from the fourth motor, the two half gears are located outside the U-shaped frame and are connected in a meshing manner, the middle parts of the two rotating shafts are respectively mounted with a triangular plate, the fifth telescopic rod is mounted in two grooves inside the U-shaped frame, the end part of the.

7. The automatic roof bag folding device for the liquid food fresh-keeping packaging as claimed in claim 1, wherein baffles are symmetrically arranged on the conveying mechanism, vertical plates are mounted on two sides of the conveying mechanism, the baffles are mounted on the vertical plates through bolts, a controller is further mounted on the conveying mechanism, and the controller is electrically connected with a driving motor on the conveying mechanism and a sensor on the sealing mechanism respectively.

8. The automatic folding device of the roof bag for the liquid food fresh-keeping packaging of claim 1, wherein a boss is arranged on the placing table.

Technical Field

The invention belongs to the technical field of dairy product packaging equipment, and particularly relates to an automatic roof bag folding device for liquid food fresh-keeping packaging.

Background

The packaging machine is a machine for packaging products, plays a role in protection and attractiveness, and is mainly divided into two aspects: the assembly line type integral production package and the product peripheral packaging equipment have the advantages that along with the rapid development of the dairy industry in China, the competition of dairy product manufacturers is intensified, the development of the processing and packaging machinery industry related to the dairy product manufacturers is driven, for example, in the increasingly intensified market competition, the good dairy product packaging form necessarily brings good sales share, so the packaging technology is continuously improved and innovated, and the development of the dairy product industry and the requirements of customers are continuously adapted.

The existing roof bag folding machine is complex in structure and long in folding steps, and different roof bags are required to be replaced for dairy products with different capacities sometimes, so that corresponding dies need to be replaced, and a large amount of time is required for mounting and dismounting the dies, so that the working efficiency is low.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides an automatic folding device for a roof bag for liquid food fresh-keeping packaging.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides an automatic folding device of roof package for liquid food fresh-keeping packaging, includes plastic mechanism, places platform, L template, pressing mechanism, moving mechanism, conveying mechanism, seals the mechanism, the one side at plastic mechanism is installed to the L template, place the platform and install on the L template with pressing mechanism, pressing mechanism is located the top of placing the platform, conveying mechanism sets up in one side of plastic mechanism, it installs on conveying mechanism to seal the mechanism, moving mechanism sets up between plastic mechanism, conveying mechanism and installs the one side at the L template.

Preferably, the shaping mechanism comprises a support plate, a support leg, a first enclosure and a second enclosure, the support leg is arranged at four corners of the bottom of the support plate, a transverse adjusting mechanism and a longitudinal adjusting mechanism are arranged on the support plate, the transverse adjusting mechanism is positioned below the longitudinal adjusting mechanism, the transverse adjusting mechanism and the longitudinal adjusting mechanism are structurally the same and respectively comprise a first motor, a bidirectional screw rod, a slider and a connecting rod, a cavity and a chute are formed in the support plate, the bidirectional screw rod is rotatably arranged in the cavity, the first motor is arranged on one side of the outer portion of the support plate, an output shaft is connected with the bidirectional screw rod, the slider is in threaded arrangement at two ends of the bidirectional screw rod, the connecting rod is arranged at the top of the slider, the bottom of the first enclosure is connected with the connecting rod of the transverse adjusting mechanism, and the second enclosure is connected with, the first enclosure comprises a main body plate and side plates, a plurality of first springs are symmetrically arranged on two sides of the main body plate, the side plates are arranged at one ends, far away from the main body plate, of the first springs, the first enclosure is arranged between two second enclosures, when the positions of the second enclosures are adjusted through a longitudinal adjusting mechanism, the first enclosure transversely extends and contracts under the action of the first springs, so that the first enclosure is always in contact with the second enclosures, subsequent work is facilitated, a plurality of first telescopic rods are arranged at the bottom of the supporting plate, the end part of each first telescopic rod penetrates through the supporting plate and is provided with a first micro vacuum pump, a first sucker is arranged at the end part of each first micro vacuum pump, a placing groove corresponding to the first micro vacuum pump and the corresponding first sucker is formed in the supporting plate, and the first micro vacuum pump and the first sucker can move to the inside of the supporting plate under the action of the first telescopic rods, drive first micro vacuum pump and first sucking disc through first telescopic link and adsorb fixedly to the scraps of paper, guaranteed the stability when scraps of paper pressfitting.

Preferably, install the sponge strip in the spout, the sponge strip middle part is left the gap and is convenient for the connecting rod to pass through, has guaranteed the roughness at backup pad top through setting up the sponge strip, prevents the production of slot phenomenon, has improved the yields of roof package.

Preferably, pressing mechanism includes second motor, cam, gyro wheel, adjustable shelf, connecting plate, the second motor is installed in one side of L template, and second motor output shaft tip passes the L template and extends to the opposite side of L template, the output shaft tip at the second motor is installed to the cam, the connecting plate is installed on the L template, the adjustable shelf sets up in the below of cam, the gyro wheel rotates the top of installing at the adjustable shelf, gyro wheel and cam butt, the bottom of adjustable shelf is passed the connecting plate and is installed the clamp plate, the peripheral cover of adjustable shelf is equipped with the second spring, the bottom of second spring is installed on the connecting plate, the top of second spring is installed on the adjustable shelf, the clamp plate includes body, flat board, the body is installed the second telescopic link all around, the tip of dull and stereotyped installation second telescopic link drives dull and stereotyped removal through the second telescopic link and thereby changes the area of clamp plate with the roof package that adapts to different sizes .

Preferably, the moving mechanism comprises a third motor, a gear and a rack, the third motor is arranged on one side of the L-shaped plate, the gear is arranged at the end part of the third motor, a groove is arranged on the L-shaped plate, the rack is arranged in the groove and is meshed with the gear, the upper side and the lower side of the rack are provided with protruding strips, the L-shaped plate is provided with a through groove matched with the protruding strips, the rack is slidably arranged in the through groove on the L-shaped plate through the convex strip, one end of the rack close to the conveying mechanism is provided with a third telescopic rod, a second micro vacuum pump is arranged at the end part of the third telescopic rod, a second sucking disc is arranged at the end part of the second micro vacuum pump, and the second sucker moves the pressed roof bag semi-finished product to the conveying mechanism under the action of the gear and the rack by the operation of the second miniature vacuum pump, and the roof bag semi-finished product is sealed.

Preferably, the sealing mechanism comprises a support frame, a fourth telescopic rod and a U-shaped frame, the fourth telescopic rod is arranged at the top of the inner side of the support frame, the U-shaped frame is arranged at the movable end of the fourth telescopic rod, the U-shaped frame is rotatably provided with two rotating shafts, the outer wall of the U-shaped frame is provided with a fourth motor, the end part of the U-shaped frame is connected with one rotating shaft, one ends of the two rotating shafts far away from the fourth motor are respectively provided with a half gear, the two half gears are positioned outside the U-shaped frame and are in meshed connection, the middle parts of the two rotating shafts are respectively provided with a triangular plate, the triangular plate is used for pressing the top of the semi-finished roof pack, a fifth telescopic rod is arranged in two grooves inside the U-shaped frame, the end part of the fifth telescopic rod is provided with a pressure sealing head, the fifth telescopic rod drives the pressure sealing head to move to seal the top, thereby can sense roof package semi-manufactured goods position on conveying mechanism through the sensor and seal the operation to roof package semi-manufactured goods.

Preferably, the conveying mechanism is symmetrically provided with baffles, the two sides of the conveying mechanism are provided with vertical plates, the baffles are arranged on the vertical plates through bolts, the movement route of the roof bag semi-finished product on the conveying mechanism can be limited through the baffles, the sealing operation of the roof bag semi-finished product is facilitated, the positions of the baffles can be adjusted on the vertical plates, the roof bag semi-finished product on the conveying mechanism can adapt to roof bags of different sizes, the application range of the device is expanded, the conveying mechanism is further provided with a controller, and the controller is electrically connected with a driving motor on the conveying mechanism and a sensor on the sealing mechanism respectively.

Preferably, place the bench and be equipped with the boss, can place the location with raw and other materials fast through the boss, improve work efficiency.

The invention has the beneficial effects that:

1) can enclose through the integrated device to first enclose fender and second and enclose fender position and adjust to change backup pad, first enclose the area that keeps off and second and enclose the requirement between the different dairy products of adaptation, this device adopts whole pressfitting and seals the mechanism and cooperatees, realizes the automatic folding function of roof package, simple structure, and work efficiency is high.

2) First micro vacuum pump and first sucking disc can move to the inside of backup pad under the effect of first telescopic link, drive first micro vacuum pump and first sucking disc through first telescopic link and adsorb fixedly to the scraps of paper, have guaranteed the stability when scraps of paper pressfitting.

3) Install the sponge strip in the spout, the sponge strip middle part is left the gap and is convenient for the connecting rod to pass through, has guaranteed the roughness at backup pad top through setting up the sponge strip, prevents the production of slot phenomenon, has improved the yields of roof package.

4) Thereby drive dull and stereotyped area that changes the clamp plate through the second telescopic link and move in order to adapt to the roof package of different sizes.

5) The last symmetry of conveying mechanism is equipped with the baffle, the riser is installed to conveying mechanism's both sides, the baffle passes through the bolt and installs on the riser, can carry out the restriction of movement route to the roof package semi-manufactured goods on the conveying mechanism through the baffle, be favorable to sealing the operation to it, the baffle can the adjusting position on the riser, thereby can adapt to not unidimensional roof package, the application scope of this device has been enlarged, the last controller that still installs of conveying mechanism, the controller respectively with conveying mechanism go up driving motor and seal the sensor electric connection in the mechanism.

6) Place the bench and be equipped with the boss, can place the location with raw and other materials fast through the boss, improved work efficiency.

Drawings

FIG. 1 is a schematic structural diagram of an automatic folding device of a roof bag for liquid food fresh-keeping packaging.

FIG. 2 is a schematic structural diagram of a shaping mechanism in the automatic roof bag folding device for the liquid food fresh-keeping packaging.

FIG. 3 is a sectional view of a support plate in the automatic roof bag folding device for packaging liquid food.

FIG. 4 is a schematic structural diagram of a first enclosure in the automatic roof bag folding device for packaging the liquid food for preservation.

FIG. 5 is a schematic structural diagram of a pressing mechanism in the automatic roof bag folding device for packaging liquid food.

FIG. 6 is a schematic structural diagram of a pressing plate in the automatic roof bag folding device for liquid food fresh-keeping packaging.

FIG. 7 is a schematic structural diagram of a moving mechanism in the automatic roof bag folding device for the liquid food fresh-keeping packaging.

FIG. 8 is a schematic structural diagram of a sealing mechanism in the automatic roof bag folding device for liquid food fresh-keeping packaging.

FIG. 9 is a schematic structural view of a U-shaped frame in the automatic roof bag folding device for the liquid food fresh-keeping packaging.

In the figure: 1. a shaping mechanism; 101. a support plate; 102. supporting legs; 103. a first enclosure; 1031. a main body plate; 1032. a side plate; 1033. a first spring; 104. a second enclosure; 105. a first telescopic rod; 106. a first micro vacuum pump; 107. a first suction cup; 108. a first motor; 109. a bidirectional lead screw; 110. a slider; 111. a connecting rod; 112. a sponge strip; 2. a placing table; 21. a boss; 3. an L-shaped plate; 31. a groove; 4. a pressing mechanism; 401. a second motor; 402. a cam; 403. a roller; 404. a movable frame; 405. pressing a plate; 4051. a body; 4052. a flat plate; 4053. a second telescopic rod; 406. a second spring; 407. a connecting plate; 5. a moving mechanism; 501. a third motor; 502. a gear; 503. a rack; 504. a raised strip; 505. a third telescopic rod; 506. a second micro vacuum pump; 507. a second suction cup; 6. a conveying mechanism; 7. a vertical plate; 8. a baffle plate; 9. a sealing mechanism; 901. a support frame; 902. a fourth telescopic rod; 903. a U-shaped frame; 904. a half gear; 905. a rotating shaft; 906. a set square; 907. a fourth motor; 908. a fifth telescopic rod; 909. pressing a seal head; 910. a sensor.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 to 9, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The utility model provides an automatic folding device of roof package for liquid food fresh-keeping packaging, includes plastic mechanism 1, places platform 2, L template 3, pressing mechanism 4, moving mechanism 5, conveying mechanism 6, seals mechanism 9, L template 3 installs the one side at plastic mechanism 1, place platform 2 and pressing mechanism 4 and install on L template 3, pressing mechanism 4 is located the top of placing platform 2, conveying mechanism 6 sets up in one side of plastic mechanism 1, seal mechanism 9 and install on conveying mechanism 6, moving mechanism 5 sets up between plastic mechanism 1, conveying mechanism 6 and installs the one side at L template 3, it is equipped with boss 21 to place the bench 2, can place the location with raw and other materials fast through boss 21, has improved work efficiency.

The shaping mechanism 1 comprises a supporting plate 101, a supporting leg 102, a first enclosure 103 and a second enclosure 104, wherein the supporting leg 102 is installed at four corners of the bottom of the supporting plate 101, a transverse adjusting mechanism and a longitudinal adjusting mechanism are installed on the supporting plate 101, the transverse adjusting mechanism is located below the longitudinal adjusting mechanism, the transverse adjusting mechanism and the longitudinal adjusting mechanism are structurally identical and respectively comprise a first motor 108, a two-way screw 109, a sliding block 110 and a connecting rod 111, a cavity and a sliding groove are formed in the supporting plate 101, the two-way screw 109 is rotatably installed in the cavity, the first motor 108 is installed at one side of the outer portion of the supporting plate 101, an output shaft of the first motor is connected with the two-way screw 109, the sliding block 110 is installed at two ends of the two-way screw 109 in a threaded manner, the connecting rod 111 is installed at the top of the sliding block 110, the second enclosure 104 is connected with the connecting rod 111 of the longitudinal adjusting mechanism, the first enclosure 103 comprises a main body plate 1031 and a side plate 1032, the main body plate 1031 is bilaterally symmetrically provided with a plurality of first springs 1033, the side plate 1032 is installed at one end of each first spring 1033 far away from the main body plate 1031, the first enclosure 103 is installed between the two second enclosures 104, when the second enclosure 104 is adjusted in position by the longitudinal adjusting mechanism, the first enclosure 103 transversely extends and contracts under the action of the first springs 1033, so that the first enclosure 103 is always in contact with the second enclosure 104 for subsequent work, the bottom of the supporting plate 101 is provided with a plurality of first telescopic rods 105, the end of each first telescopic rod 105 passes through the supporting plate 101 and is provided with a first micro vacuum pump 106, the end of each first micro vacuum pump 106 is provided with a first suction disc 107, the supporting plate 101 is provided with placing grooves corresponding to the first micro vacuum pumps 106 and the first suction discs 107, first micro vacuum pump 106 and first sucking disc 107 can move to the inside of backup pad 101 under the effect of first telescopic link 105, and it is fixed to adsorb the scraps of paper to drive first micro vacuum pump 106 and first sucking disc 107 through first telescopic link 105, stability when having guaranteed the scraps of paper pressfitting.

Install sponge strip 112 in the spout, sponge strip 112 middle part is left the gap and is convenient for connecting rod 111 to pass through, has guaranteed the roughness at backup pad 101 top through setting up sponge strip 112, prevents the production of slot phenomenon, has improved the yields of roof package.

The pressing mechanism 4 comprises a second motor 401, a cam 402, a roller 403, a movable frame 404 and a connecting plate 407, the second motor 401 is installed on one side of the L-shaped plate 3, the end part of an output shaft of the second motor 401 penetrates through the L-shaped plate 3 and extends to the other side of the L-shaped plate, the cam 402 is installed on the end part of the output shaft of the second motor 401, the connecting plate 407 is installed on the L-shaped plate 3, the movable frame 404 is arranged below the cam 402, the roller 403 is rotatably installed on the top of the movable frame 404, the roller 403 is abutted to the cam 402, the bottom of the movable frame 404 penetrates through the connecting plate 407 and is provided with a pressing plate 405, a second spring 406 is sleeved on the periphery of the movable frame 404, the bottom of the second spring 406 is installed on the connecting plate 407, the top of the second spring 406 is installed on the movable frame 404, the pressing plate 405 comprises a body 4051 and a flat plate 4052, a, the flat plate 4052 is provided with an end portion of a second telescopic rod 4053, and the second telescopic rod 4053 drives the flat plate 4052 to move, so that the area of the pressing plate 405 is changed to adapt to roof bags of different sizes.

The moving mechanism 5 comprises a third motor 501, a gear 502 and a rack 503, the third motor 501 is installed on one side of the L-shaped plate 3, the gear 502 is installed at the end of the third motor 501, the L-shaped plate 3 is provided with a groove 31, the rack 503 is arranged in the groove 31 and meshed with the gear 502, the upper side and the lower side of the rack 503 are provided with a protruding strip 504, the L-shaped plate 3 is provided with a through groove matched with the protruding strip 504, the rack 503 is slidably installed in the through groove on the L-shaped plate 3 through the protruding strip 504, one end of the rack 503 close to the conveying mechanism 6 is provided with a third telescopic rod 505, the end of the third telescopic rod 505 is provided with a second micro vacuum pump 506, the end of the second micro vacuum pump 506 is provided with a second suction cup 507, the second suction cup 507 moves the pressed roof bag semi-finished product to the conveying mechanism 6 under the action of the gear 502 and the rack 503 through the operation of the, and sealing the semi-finished roof bag.

The sealing mechanism 9 comprises a supporting frame 901, a fourth telescopic rod 902 and a U-shaped frame 903, wherein the fourth telescopic rod 902 is installed at the top of the inner side of the supporting frame 901, the U-shaped frame 903 is installed at the movable end of the fourth telescopic rod 902, the U-shaped frame 903 is rotatably installed with two rotating shafts 905, a fourth motor 907 is installed on the outer wall of the U-shaped frame 903, the end part of one of the rotating shafts 905 is connected with one of the rotating shafts 905, half gears 904 are installed at one ends of the two rotating shafts 905 far away from the fourth motor 907, the two half gears 904 are located outside the U-shaped frame 903 and are in meshed connection, a triangular plate 906 is installed in the middle of each of the two rotating shafts 905 and is used for pressing the top of the semi-finished roof package, fifth telescopic rods 908 are installed in two grooves inside the U-shaped frame 903, sealing heads 909 are installed at the end parts of the fifth telescopic rods 908, and, therefore, the folding of the whole roof bag is completed, the sensor 910 is installed at the top of the inner side of the U-shaped frame 903, and the sensor 910 can sense the position of the roof bag semi-finished product on the conveying mechanism 6 so as to seal the roof bag semi-finished product.

Conveying mechanism 6 is last the symmetry be equipped with baffle 8, and riser 7 is installed to conveying mechanism 6's both sides, baffle 8 passes through the bolt and installs on riser 7, can carry out the restriction of movement route to the roof package semi-manufactured goods on conveying mechanism 6 through baffle 8, is favorable to sealing the operation to it, and baffle 8 can be in the adjustment position on riser 7 to can adapt to not unidimensional roof package, enlarge the application scope of this device, conveying mechanism 6 is last still to install the controller, the controller respectively with conveying mechanism 6 go up driving motor and seal the sensor 910 electric connection on the mechanism 9.

The utility model provides an automatic folding device of roof package for liquid food fresh-keeping packing which working process as follows: the first motor 108 in the transverse adjustment mechanism and the longitudinal adjustment mechanism works to drive the bidirectional screw 109 to rotate, the slider 110 on the bidirectional screw 109 moves to drive the first enclosure 103 or the second enclosure 104 to move to a proper position through the connecting rod 111, the first enclosure 103 transversely extends and contracts under the action of the first spring 1033, so that the first enclosure 103 is always in contact with the second enclosure 104, the second telescopic rod 4053 drives the flat plate 4052 to move, the area of the pressing plate 405 is the same as the area enclosed by the first enclosure 103, the second enclosure 104 and the supporting plate 101, the paper sheet raw material is placed on the boss 21 on the placing table 2, the first telescopic rod 105 works to drive the first micro vacuum pump 106 and the first suction plate 107 to ascend, the first micro vacuum pump 106 works to fix the paper sheet raw material through the first suction cup 107, the second motor 401 works to drive the cam 402 to rotate, the cam 402 rotates the pressing roller 403 to drive the movable frame 404 and the pressing plate 405 to move downwards along the connecting plate 407, at the moment, the first expansion link 105 works to drive the first micro vacuum pump 106 and the first suction disc 107 to simultaneously move downwards along with the pressing plate 405 and finally move to the top of the supporting plate 101, the pressing plate 405 and the movable frame 404 move upwards under the action of the second spring 406, the first expansion link 105 works to drive the first micro vacuum pump 106 and the first suction disc 107 to ascend again to convey the roof bag semi-finished product to the top, the third expansion link 505 on the rack 503 extends to drive the second micro vacuum pump 506 and the second suction disc 507 to be in contact with the roof bag semi-finished product, the second micro vacuum pump 506 works to adsorb the roof bag semi-finished product through the second suction disc 507, the third motor 501 works to drive the gear 502 to rotate to drive the rack 503 to drive the roof bag semi-finished product to move to the upper part of the conveying mechanism 6, the second micro vacuum pump 506 stops working, the roof bag semi-finished product is separated from the second suction disc 507 and falls onto the conveying mechanism 6, and the roof bag semi-finished product, when the semi-finished roof package moves to the position right below the U-shaped frame 903, the sensor 910 senses the position and transmits a signal to the controller, the controller controls the conveying mechanism 6 to stop working, the fourth telescopic rod 902 drives the U-shaped frame 903 to descend, the fourth motor 907 works to drive a rotating shaft 905 to move, so that the two half gears 904 are meshed, the two rotating shafts 905 synchronously rotate to drive the triangular plate 906 to press the semi-finished roof package inwards, meanwhile, the fifth telescopic rod 908 drives the press sealing head 909 to move to seal the top of the semi-finished roof package, and therefore the folding of the whole roof package is completed.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.