CN213443232U - Steering device of carton sealing machine - Google Patents

Abstract

The utility model relates to a case sealer turn to device, which comprises a frame, it is provided with a plurality of transmission rollers to rotate in the frame, be provided with in the frame with the motor that the transmission roller is connected, just be located in the frame the transmission roller below is provided with the fork frame, be provided with the lifter plate on the fork frame, be provided with in the frame with the first driving piece that the lifter plate is connected, it is provided with to rotate in the lifter plate and is located the transmission roller below is vertical bull stick, be provided with on the bull stick and put the thing board, be provided with on the lifter with the second driving piece that the bull stick is connected, it can pass to put the thing board the transmission roller is outstanding the transmission plane of transmission roller. This application has the effect that improves joint sealing efficiency.

Description

Steering device of carton sealing machine

Technical Field

The application relates to the technical field of case sealers, in particular to a steering device of a case sealer.

Background

The box sealing machine is also called a packer, a bundler, a tape strapping machine or a bundler, and is used for strapping products or packages by using a strapping tape, then tightening and combining two ends in a hot melting and bonding mode through a heating ironing head. The box sealing machine has the functions of reinforcing and packaging articles, preventing the articles from scattering due to infirm bundling in the carrying process and the storage process, and simultaneously ensuring neat and attractive bundling.

Present can only tie up a direction, if need tie up the second direction then need the manpower to rotate, long-time rotatory box can make the workman tired, leads to work efficiency to reduce the efficiency of joint sealing.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of joint sealing inefficiency, the purpose of this application is to provide a device that turns to of joint sealing machine.

The application provides a box sealing machine's device that turns to adopts following technical scheme:

the utility model provides a case sealer turn to device, includes the frame, it is provided with a plurality of transmission rollers to rotate in the frame, be provided with in the frame with the motor that the transmission roller is connected, just be located in the frame the transmission roller below is provided with the fork frame, be provided with the lifter plate on the fork frame, be provided with in the frame with the first driving piece that the lifter plate is connected, it is provided with to rotate on the lifter plate to be located the transmission roller below is vertical bull stick, be provided with on the bull stick and put the thing board, be provided with on the lifter plate with the second driving piece that the bull stick is connected, it can pass to put the thing board the transmission roller is outstanding the transmission plane of transmission roller.

Through adopting above-mentioned technical scheme, the motor drives the transmission roller and rotates, the box is carried on the transmission roller, when carrying and put the thing board directly over, first driving piece drives the fork frame and rises, the lifter plate rises, with box jack-up and break away from the transmission roller, the second driving piece drives the bull stick and rotates after that, it rotates with the bull stick synchronization to put the thing board, realize the switching-over to the box, after having changeed, first driving piece drives the lifter plate and descends, get back to the transmission roller until the box on, send away by the transmission roller, realize the switching-over process to the box. Through the lifting and the rotation of the object placing plate, the box body is reversed, workers do not need to carry and turn to the box body in person, and the box sealing efficiency is improved.

Preferably, a mounting plate is arranged on the frame, and the fork shearing frame is mounted on the upper surface of the mounting plate; the first driving piece comprises a first air cylinder/a first hydraulic cylinder, the first air cylinder/the first hydraulic cylinder is installed on the lower surface of the mounting plate, and a piston rod of the first air cylinder/the first hydraulic cylinder penetrates through the mounting plate and is connected with the lifting plate.

By adopting the technical scheme, when the lifting plate needs to be lifted, the lifting plate is lifted by the telescopic piston rod of the first air cylinder/the first hydraulic cylinder.

Preferably, the lifting plate is provided with an installation block, the installation block is provided with a first bearing, and the rotating rod is coaxially connected to the first bearing.

Through adopting above-mentioned technical scheme, the pivoted purpose of bull stick has been realized in setting up of first bearing, and the gravity direct action of putting the case on the thing board has reduced the influence to the second driving piece on first bearing to stability when can improve the second driving piece and drive the bull stick and rotate.

Preferably, the mounting block is further provided with a tapered roller bearing coaxially connected with the rotating rod.

By adopting the technical scheme, the tapered roller bearing can play a role in supporting the vertical force of the rotating rod, so that the probability of damage of the first bearing can be greatly reduced, and the service life of the first bearing is prolonged; and the influence on the rotation speed of the rotation lever is reduced.

Preferably, the installation piece is including installing on the lifter plate and pass first connecting block, the demountable installation of lifter plate are in the second connecting block of first connecting block below, first connecting block orientation the mounting groove has been seted up to second connecting block one side, first bearing with tapered roller bearing is installed along vertical supreme coaxial interval from down in the mounting groove, the bull stick penetrates first connecting block with first bearing with tapered roller bearing connects.

Through adopting above-mentioned technical scheme, when first bearing or/and tapered roller bearing need be changed, only need pull down second connecting block and bull stick and can detach to the maintenance and the change in the later stage of being convenient for, it is comparatively convenient.

Preferably, an accommodating groove is formed in one side, facing the first connecting block, of the second connecting block, a through hole communicated with a side wall, facing away from the first connecting block, of the second connecting block is formed in the bottom of the accommodating groove, and the cross-sectional area of the accommodating groove is larger than that of the mounting groove; the cylinder is characterized in that a block body with the same height as the depth of the accommodating groove is arranged in the accommodating groove, the sectional area of the block body is larger than that of the mounting groove, and a connecting rod which penetrates through the through hole and is connected with a piston rod of the first cylinder/the first hydraulic cylinder is arranged on the block body.

Through adopting above-mentioned technical scheme, the block is restricted in the storage tank for first pneumatic cylinder/first pneumatic cylinder promote block, connecting rod, and on the block promoted first connecting block, first connecting block and block simultaneous movement in order to realize the promotion to the lifter plate.

Preferably, the sectional area of the block body is smaller than that of the accommodating groove, and the sectional area of the connecting rod is smaller than that of the through hole.

Through adopting above-mentioned technical scheme, because in the installation of first cylinder/first pneumatic cylinder, certain deviation probably exists, or when the box is heavier, the bull stick has certain skew, or the precision of fork frame has the difference, therefore the piston rod of first cylinder/first pneumatic cylinder probably squints at the side for the second connecting block in flexible in-process, leads to first cylinder/first pneumatic cylinder to be destroyed. A gap is reserved between the block body and the side wall of the containing groove, the connecting rod and the side wall of the through hole, so that the piston rod of the air cylinder/hydraulic cylinder can deflect in the telescopic process, the probability of structural damage of the piston rod of the first air cylinder/first hydraulic cylinder due to deflection is reduced, and the service life of the first air cylinder/first hydraulic cylinder can be prolonged.

Preferably, the accommodating groove penetrates through the upper surface of the first connecting block, a limiting ring is arranged on the groove wall of the accommodating groove, the tapered roller bearing is arranged on the limiting ring, the first bearing is positioned in the accommodating groove below the limiting ring, a collapsing section is coaxially arranged at one end of the rotating rod, which is far away from the object placing plate, and the collapsing section sequentially penetrates through the tapered roller bearing, the limiting ring and the first bearing and is connected with an inner ring of the first bearing and an inner ring of the tapered roller bearing;

the shock-reducing section is sleeved with a connecting disc, the connecting disc is pressed on an outer ring of the tapered roller bearing, the upper surface of the shock-reducing section is attached to the end face, away from one end of the object placing plate, of the rotating rod, and the second driving piece is connected to the connecting disc.

Through adopting above-mentioned technical scheme, spacing ring and connection pad play the restriction and fixed effect to tapered roller bearing, pull down the connection pad when tapered roller bearing is dismantled to needs now.

Preferably, the lifting plate is provided with a damper, and the connecting disc is provided with a fixing rod capable of acting on a movable rod of the damper.

Through adopting above-mentioned technical scheme, second cylinder/second pneumatic cylinder is short in flexible in-process time, and speed is very fast, probably leads to the box skew because of the rotational speed is too fast. Through the setting of attenuator, when the dead lever changes to when stopping, the dead lever is about to press the attenuator to play the effect of buffering, also can prolong bull stick pivoted time, has reduced the possibility that the skew takes place for the box, improves the stability of putting the thing board box when rotating.

Preferably, the rack is provided with a centering assembly, the centering assembly comprises two pull claws arranged on the rack and a third driving piece arranged on the rack and connected with the pull claws in a sliding manner along the axial direction of the transmission roller, the third driving piece drives the two pull claws to move in opposite directions or in opposite directions, the middle point of the connecting line of the two pull claws is positioned on the conveying path at the center of the object placing plate, and the pull claws protrude out of the conveying plane of the transmission roller.

Through adopting above-mentioned technical scheme, the box can carry and turn to in the frame after carrying out the joint sealing once, but need the box in the middle of putting the thing board when turning to, turn to like this after next joint sealing can be in the middle of, improve the accuracy nature of joint sealing, consequently need carry out the centering. When centering, the box is carried in the frame and is located two and draw between the claw, and the third driving piece drives two and draws the claw and be close to each other, and two draw the claw and push away the box to intermediate position for the position that the box was carried on putting the thing board is intermediate position, thereby improves the accuracy that turns to back box position.

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

1. the box body is reversed by lifting and rotating the object placing plate, so that workers do not need to carry and turn in person, and the box sealing efficiency is improved;

2. the tapered roller bearing can support the vertical force of the rotating rod, greatly reduce the probability of damage of the first bearing and prolong the service life of the first bearing;

3. the probability of structural damage of the piston rod of the first air cylinder/the first hydraulic cylinder due to low cost is reduced through the offset arrangement of the piston rod of the first air cylinder/the first hydraulic cylinder in the telescopic process, so that the service life of the first air cylinder/the first hydraulic cylinder can be prolonged;

4. through the arrangement of the linear bearing, on one hand, the lifting path of the rotating rod is limited, and on the other hand, the rotating rod is stable in the lifting process;

5. through the arrangement of the damper, the rotating rod is buffered, the rotating time of the rotating rod can be prolonged, the possibility of deviation of the box body is reduced, and the stability of the box body is improved when the object placing plate rotates;

6. the third driving piece drives the two pulling claws to be close to each other, and the two pulling claws push the box body to the middle position, so that the position of the box body conveyed to the object placing plate is the middle position, and the accuracy of the position of the box body after steering is improved.

Drawings

FIG. 1 is a schematic diagram (I) of the three-dimensional structure of embodiment 1 of the present application;

fig. 2 is a schematic perspective view of a lifting part and a rotating part in embodiment 1 of the present application;

fig. 3 is a schematic view (ii) of the three-dimensional structure of embodiment 1 of the present application;

FIG. 4 is a sectional view of a mounting block portion in embodiment 1 of the present application;

FIG. 5 is a schematic view (I) of the three-dimensional structure of example 2 of the present application

FIG. 6 is a schematic view (II) of the three-dimensional structure of embodiment 2 of the present application;

fig. 7 is a schematic view of the three-dimensional structure of embodiment 3 of the present application.

Reference numerals: 1. a frame; 11. a transfer roller; 111. a first conveying roller; 112. a second conveying roller; 12. a motor; 13. mounting a plate; 131. a first cylinder; 132. a connecting rod; 133. A block body; 14. placing a plate; 15. a linear bearing; 16. a slide bar; 2. a fork shearing frame; 21. A first support bar; 22. a second support bar; 23. a connecting shaft; 24. a first slide rail; 25. A first moving block; 251. a first slider; 252. a first link block; 26. a second slide rail; 27. a second moving block; 271. a second slider; 272. a second link block; 3. mounting blocks; 31. a first connection block; 311. an annular plate; 312. mounting grooves; 32. a second connecting block; 321. a containing groove; 322. a through hole; 323. a limiting ring; 33. a tapered roller bearing; 34. A first bearing; 4. a rotating rod; 41. a collapsing section; 42. a connecting disc; 421. a tightening ring; 43. an anti-drop sheet; 5. a storage plate; 6. a lifting plate; 61. a second cylinder; 62. a second bearing; 63. a buffer assembly; 631. a damper; 632. fixing the rod; 633. a nut; 634. A rubber block; 64. a fixing sheet; 641. a first bolt; 65. a slideway; 66. a slider; 67. a buffer block; 7. a centering assembly; 71. pulling a claw; 72. a third driving member; 721. A fourth cylinder; 722. a sprocket; 723. a chain; 81. a gear; 82. a third cylinder; 83. a rack; 831. a second bolt; 833. a magnetic reed switch.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a steering device of a carton sealing machine.

Example 1

Referring to fig. 1, the steering device includes a frame 1, a horizontal transmission roller 11 is rotatably disposed at the upper end of the frame 1, the transmission roller 11 includes a plurality of first conveying rollers 111 and two sets of conveying roller sets, the first conveying rollers 111 are respectively rotatably mounted at two ends of the frame 1 and located at the conveying direction, the two sets of conveying roller sets are disposed on the frame 1 and located between the first conveying rollers 111 at the two ends, the two sets of conveying roller sets are spaced along the conveying direction perpendicular to, and each set of conveying roller sets includes a plurality of second conveying rollers 112 rotatably mounted on the frame 1 at even intervals along the conveying direction.

Referring to fig. 1, the adjacent first conveying rollers 111, the first conveying rollers 111 and the second conveying rollers 112 are connected by chain transmission, and all conveying planes formed by the first conveying rollers 111 and the second conveying rollers 112 are horizontal. A motor 12 is fixed on the frame 1 below the transmission roller 11, and an output shaft of the motor 12 is chain-driven connected with any one of the first transmission roller 111 and the second transmission roller 112. The motor 12 drives the transmission roller 11 to rotate, and the box body can be conveyed to the transmission roller 11.

Referring to fig. 1, a horizontal mounting plate 13 is disposed on the frame 1 below the transfer roller 11, and the mounting plate 13 is mounted on the frame 1 by bolts. The mounting plate 13 is provided with a fork frame 2, and the fork frame 2 is provided with a lifting plate 6. The fork shearing frame 2 comprises two first supporting rods 21, two second supporting rods 22 and two connecting shafts 23, wherein the two first supporting rods 21 are hinged on the mounting plate 13 at intervals along the axial direction of the transmission roller 11, the two first supporting rods 21 are hinged through the same rotating shaft, and the rotating plane of the first supporting rods 21 is parallel to the rotating plane of the transmission roller 11.

Referring to fig. 2, two horizontal first slide rails 24 are fixed on the mounting plate 13 at intervals along the axial direction of the transmission roller 11, the two first slide rails 24 correspond to the two first support rods 21 one by one, and the length direction of the first slide rails 24 is on the rotation plane of the first support rods 21. The first slide rail 24 is provided with a first moving block 25 in a sliding manner, the first moving block 25 comprises a first slide block 251 and a first link block 252, the first slide block 251 is arranged on the first slide rail 24 in a sliding manner, and the first link block 252 is fixed on the first slide block 251.

Referring to fig. 2, the second support bar 22 has the same length as the first support bar 21, one end of each of the two second support bars 22 is rotatably mounted on the two first linking blocks 252, and the rotation plane of the second support bar 22 is parallel to the rotation plane of the first support bar 21. The first support bar 21 and the second support bar 22 located on the same side are rotatably fitted by a connecting shaft 23 to form an X-shape.

Referring to fig. 2, the end of the second support rod 22 away from the first link 252 is hinged to the lower surface of the lifting plate 6. Two second sliding rails 26 which are horizontal are further arranged on the lower surface of the lifting plate 6, the two second sliding rails 26 correspond to the two first sliding rails 24 one by one, and the second sliding rails 26 are located right above the corresponding first sliding rails 24. The second slide rail 26 is provided with a second moving block 27 in a sliding manner, the second moving block 27 comprises a second slide block 271 and a second linkage block 272, the second slide block 271 is arranged on the second slide rail 26 in a sliding manner, and the second linkage block 272 is fixed on the second slide block 271. The end of the first support rod 21 away from the mounting plate 13 is hinged to the second coupling block 272, and the lifting plate 6 is horizontal.

Referring to fig. 2, a first driving member is disposed on the mounting plate 13, the first driving member is a first air cylinder 131/first hydraulic cylinder, in this embodiment, the first air cylinder 131 is used, a cylinder body of the first air cylinder 131 faces upward and is fixed on the lower surface of the mounting plate 13 by a bolt, and a piston rod of the first air cylinder 131 penetrates through the mounting plate 13.

Referring to fig. 1 and 3, the mounting block 3 is mounted on the lifting plate 6, the vertical rotating rod 4 is rotatably mounted on the mounting block 3, the object placing plate 5 is arranged on the rotating rod 4, and the object placing plate 5 can penetrate through the space between the two sets of conveying roller sets and the conveying plane between the adjacent second conveying rollers 112 and protrude out of the conveying rollers 11.

Referring to fig. 4, the mounting block 3 includes a first connecting block 31 and a second connecting block 32, the first connecting block 31 is fixed on the lower surface of the lifting plate 6 by bolts, the second connecting block 32 is connected to one end of the first connecting block 31 far away from the lifting plate 6 by bolts, an annular plate 311 penetrating through the lifting plate 6 is integrally arranged on the end surface of the first connecting block 31 facing one surface of the lifting plate 6, and the annular plate 311 protrudes out of the upper surface of the lifting plate 6. The piston rod of first cylinder 131 is connected on second connecting block 32, and the flexible lift that drives lifter plate 6 of the piston rod of first cylinder 131, first bracing piece 21 and second bracing piece 22 play the effect that improves lifter plate 6 stability.

Referring to fig. 4, a mounting groove 312 with a circular cross section is formed on one side of the first connecting block 31 facing the second connecting block 32, the mounting groove 312 penetrates through the upper surface of the first connecting block 31, and the diameter of the inner ring of the annular plate 311 is the same as that of the mounting groove 312. The second connecting block 32 is provided with a receiving groove 321 with a circular cross section towards one side of the first connecting block 31, a through hole 322 communicated with a side wall of the second connecting block 32 deviating from one side of the first connecting block 31 is provided at a bottom of the receiving groove 321, after the first connecting block 31 is installed on the second connecting block 32, the through hole 322, the receiving groove 321 and the installation groove 312 are coaxial, and a cross sectional area of the receiving groove 321 is larger than a cross sectional area of the installation groove 312.

Referring to fig. 4, a cylindrical connecting rod 132 is threadedly connected to a piston rod of the first cylinder 131, and a cross-sectional area of the connecting rod 132 is smaller than that of the through hole 322; the upper end of the connecting rod 132 is integrally provided with a disc-shaped block 133, the center lines of the block 133 and the connecting rod 132 are collinear, and the sectional area of the block 133 is smaller than that of the accommodating groove 321. The connecting rod 132 passes through the through hole 322, the block 133 is located in the accommodating groove 321, the height of the block 133 is equal to the depth of the accommodating groove 321, and the sectional area of the block 133 is larger than that of the mounting groove 312. The block 133 is limited in the vertical direction, and the block 133 can horizontally move in the accommodating groove 321, so that a certain deviation of the first cylinder 131 can be allowed, and the probability of damage to the first cylinder 131 can be reduced.

Referring to fig. 4, a collapsing section 41 is coaxially and integrally arranged at one end of the rotating rod 4, which is far away from the object placing plate 5, the diameter of the collapsing section 41 is smaller than that of the rotating rod 4, a connecting disc 42 is sleeved on the collapsing section 41, the upper end surface of the connecting disc 42 abuts against the end surface of the rotating rod 4, which is far away from the object placing plate 5, a pressing ring 421, which is sleeved and matched with the collapsing section 41, is integrally arranged on the lower surface of the connecting disc 42, and the pressing ring 421 is fixed on the collapsing section 41 through a bolt; the step 41 below the tightening ring 421 is inserted into the mounting groove 312 through the annular plate 311, and the groove wall of the mounting groove 312 is integrally provided with a stopper 323. A tapered roller bearing 33 is disposed in the annular plate 311 and on the limiting ring 323, and the tapered roller bearing 33 is sleeved outside the collapsing section 41, and the pressing ring 421 presses on the tapered roller bearing 33.

Referring to fig. 4, a first bearing 34 is disposed in the receiving groove 321 and below the limiting ring 323, the first bearing 34 is sleeved on the contracting section 41, an anti-slip piece 43 is mounted at the lower end of the contracting section 41 through a bolt, the anti-slip piece 43 is circular and has a diameter larger than the inner ring diameter of the first bearing 34, and under the action of the anti-slip piece 43, the first bearing 34 abuts against the lower surface of the limiting ring 323 and the anti-slip piece 43. The anti-slip sheet 43 and the connecting disc 42 play a role of limiting the vertical position of the rotating rod 4, and the tapered roller bearing 33 can improve the vertical supporting force for the shock section 41 and the rotating rod 4.

Referring to fig. 2, the lifting plate 6 is provided with a second driving member, the second driving member is a second cylinder 61/a second hydraulic cylinder, in this embodiment, the second cylinder 61 is adopted, one end of the cylinder body of the second cylinder 61 is horizontally and rotatably installed on the lifting plate 6, and the piston rod of the second cylinder 61 is eccentrically and rotatably connected to the connecting disc 42 through a second bearing 62, so that the piston rod of the second cylinder 61 can stretch and retract to drive the connecting disc 42 to rotate, the rotating rod 4, the object placing plate 5 and the connecting disc 42 synchronously rotate, and the box can be reversed.

Referring to fig. 2, in order to reduce the possibility of an excessive impact caused in the process of gradually stopping after the second cylinder 61 drives the connection disc 42 to rotate, and to improve the accuracy of the position and orientation of the box body on the object placing plate 5, a buffer unit 63 is provided on the elevating plate 6. The buffer assembly 63 comprises two dampers 631 and a fixed rod 632, wherein the dampers 631 adopt hydraulic dampers 631, and the two dampers 631 are arranged on a circumference which takes the rotation center of the rotating rod 4 as the center of a circle at intervals; the fixing rod 632 is installed on the peripheral side wall of the connecting disc 42 in a threaded manner, the length direction of the fixing rod 632 is collinear with the radial direction of the connecting disc 42, a plurality of nuts 633 for locking the fixing rod 632 are screwed on the fixing rod 632, and the fixing rod 632 rotates synchronously with the connecting disc 42 and the rotating rod 4.

Referring to fig. 2, the movable rod of the damper 631 is fixed with a rubber block 634, and the two dampers 631 are respectively located at positions where the forward rotation and the reverse rotation are stopped, that is, when the rotating rod 4 is about to rotate back to the original position, the fixed rod 632 pushes the damper 631 to perform deceleration and buffering, so as to improve the stability of the box body on the object placing plate 5.

Referring to fig. 2, a horizontal installation plate 14 is fixed on the frame 1 below the transmission roller 11 and above the connection plate 42, the rotating rod 4 passes through the installation plate 14, a linear bearing 15 is fixed on the installation plate 14 through a bolt, the rotating rod 4 passes through the linear bearing 15, and the linear bearing 15 is in sliding fit with the rotating rod 4 to further limit the vertical degree of the rotating rod 4 and reduce the possibility of the rotating rod 4 shaking.

The operating principle of the steering device of the carton sealing machine in the embodiment 1 of the application is as follows:

when the box body moves above the object placing plate 5, the first air cylinder 131 is started, the first air cylinder 131 pushes the lifting plate 6 to ascend, meanwhile, the first slide block 251 slides along the first slide rail 24, the second slide block 271 slides along the second slide rail 26, the rotating rod 4 and the object placing plate 5 are jacked up to protrude out of the conveying plane of the conveying roller 11, and the box body is separated from the conveying roller 11; then the second cylinder 61 starts, drives the rotating disc to rotate 90 degrees, and the fixing rod 632 acts on the damper 631 in the rotation ending process, and then the first cylinder 131 drives the lifting plate 6 to descend, so that the object placing plate 5 returns to the lower part of the conveying plane, and the motor 12 can drive the transmission roller 11 to rotate, and the box body is conveyed to the box sealing.

Then the next box is conveyed to the position right above the object placing plate 5, the first air cylinder 131 is started again, the first air cylinder 131 jacks up the lifting plate 6 again, the rotating rod 4 and the object placing plate 5 are jacked up again to protrude out of the conveying plane, and the box is separated from the conveying roller 11; then the second cylinder 61 is extended and retracted reversely, drives the rotating disc to rotate reversely by 90 degrees, the fixing rod 632 acts on the other damper 631 after the rotation is finished, then the first cylinder 131 drives the lifting plate 6 to descend, so that the object placing plate 5 returns to the lower part of the conveying plane, and the motor 12 can drive the transmission roller 11 to rotate, so as to convey the box body to the box sealing. So as to reciprocate.

When the first bearing 34 and the tapered roller bearing 33 need to be maintained, the second connecting block 32, the anti-drop sheet 43, the connecting disc 42 and the rotating rod 4 can be detached.

Example 2

Referring to fig. 5 and 6, the present embodiment is different from embodiment 1 in that: in order to improve the steering accuracy, a centering assembly 7 is further disposed on the rack 1 and at one end of the entering object placing plate 5, the centering assembly 7 includes two pulling claws 71 and a third driving member 72, the third driving member 72 includes a fourth cylinder 721/a fourth hydraulic cylinder, two chain wheels 722 and a chain 723, and the fourth cylinder 721 is adopted in this embodiment.

Referring to fig. 6, a slide bar 16 is fixedly arranged on the frame 1 and at one end of the entering object placing plate 5, the slide bar 16 is positioned below the first conveying roller 111, the length direction of the slide bar 16 is parallel to the length direction of the conveying roller 11, two pull claws 71 are slidably mounted on the slide bar 16, and the pull claws 71 extend out of the conveying plane where the first conveying roller 111 is positioned; the fourth cylinder 721 is fixedly installed on the frame 1, and the extending and retracting direction of the piston rod of the fourth cylinder 72 is parallel to the length direction of the sliding rod 16.

Referring to fig. 6, two chain wheels 722 are rotatably mounted on the frame 1 at intervals along the length direction of the sliding rod 16, a chain 723 is sleeved on the two chain wheels 722, and two pulling claws 71 are respectively and fixedly connected to the chain 723 located on different sides, so that when the chain 723 moves, the two pulling claws 71 move in opposite directions or back to back; and the piston rod of the fourth cylinder 721 is fixedly connected to any side of the chain 723, and the movement of the fourth cylinder 721 drives the movement of the two pull claws 71 to clamp the box body to the middle position.

The operating principle of the turning device of the carton sealing machine in embodiment 2 of the application is as follows:

when the device is used, the box body moves to the rack 1, the fourth cylinder 72 drives the pull claws 71, and the two pull claws 71 push the box body to the middle position; then the reverse direction is carried out, the pulling claw 71 returns to the original position and then is conveyed to the turning direction.

Example 3

Referring to fig. 7, the present embodiment is different from embodiment 1/embodiment 2 in that: the second driving member comprises a gear 81, a third cylinder 82/a third hydraulic cylinder and a rack 83, the third cylinder 82 is adopted in the embodiment, the gear 81 is a toothed ring and is integrally and coaxially sleeved on the connecting disc 42; two fixing pieces 64 are installed on the lifting plate 6 at intervals, the fixing pieces 64 are L-shaped, one side of each fixing piece 64 is installed on the lifting plate 6 through a first bolt 641, the other side of each fixing piece 64 is vertical, and the two fixing pieces 64 are connected with the lifting plate 6 and located on the opposite sides of the vertical side. The two ends of the cylinder body of the third cylinder 82 are also fixed to the vertical edges of the two fixing pieces 64 by the first bolts 641.

Referring to fig. 7, a slide way 65 is fixedly arranged on the lifting plate 6, a slide block 66 is arranged on the slide way 65 in a sliding manner, a rack 83 is mounted on the slide block 66 through a second bolt 831, the rack 83 is meshed with a gear 81, the sliding direction of the slide block 66 is parallel to a piston rod of a third air cylinder 82, and the piston rod of the third air cylinder 82 is connected with the rack 83; the rack 83 is provided with a counter bore (not shown) in which the head of the second bolt 831 is located. The third cylinder 82 drives the rack 83 to move, the rack 83 drives the gear 81 to rotate, the rotating rod 4 and the gear 81 rotate synchronously, and the purpose of driving the object placing plate 5 is achieved.

Referring to fig. 7, in order to facilitate accurate starting and stopping of the third cylinder 82, two reed switches 833 are fixedly arranged on the cylinder body of the third cylinder 82 at intervals along the moving direction of the piston rod, and the reed switches 833 are electrically connected with the third cylinder 82 and used for detecting the piston rod inside the cylinder body to start and stop the third cylinder 82 to accurately limit the stroke.

Referring to fig. 7, a buffering block 67 is fixedly arranged on the slide way 65, the buffering block 67 is made of rubber, and when the object placing plate 5 rotates to the end position, the rack 83 abuts against the buffering block 67 to play a role in buffering and braking.

The operating principle of the turning device of the carton sealing machine in the embodiment 3 of the application is as follows:

when the rotating rod 4 needs to be rotated, the third cylinder 82 drives the rack 83 to perform sliding motion, the rack 83 drives the gear 81 to rotate, the rotating rod 4 and the gear 81 synchronously rotate, and the object placing plate 5 and the rotating rod 4 synchronously rotate. When the rack 83 moves to be sensed by one of the reed switches 833, the reed switch 833 sends an electric signal to the third cylinder 82, and the third cylinder 82 stops, thereby completing the rotation process.

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

Claims (10)

1. The utility model provides a case sealer turn to device which characterized in that: comprises a frame (1), a plurality of transmission rollers (11) are rotatably arranged on the frame (1), a motor (12) connected with the transmission roller (11) is arranged on the frame (1), a fork shearing frame (2) is arranged on the frame (1) and below the conveying roller (11), the fork shearing frame (2) is provided with a lifting plate (6), the frame (1) is provided with a first driving piece connected with the lifting plate (6), a vertical rotating rod (4) positioned below the transmission roller (11) is rotatably arranged on the lifting plate (6), the rotating rod (4) is provided with an object placing plate (5), the lifting plate (6) is provided with a second driving piece connected with the rotating rod (4), the object placing plate (5) can penetrate through the transmission roller (11) and protrude out of the transmission plane of the transmission roller (11).

2. A turning device of a box sealer as claimed in claim 1, wherein: the frame (1) is provided with a mounting plate (13), and the fork shearing frame (2) is mounted on the upper surface of the mounting plate (13); the first driving piece comprises a first air cylinder (131)/a first hydraulic cylinder, the first air cylinder (131)/the first hydraulic cylinder is installed on the lower surface of the mounting plate (13), and a piston rod of the first air cylinder (131)/the first hydraulic cylinder penetrates through the mounting plate (13) to be connected with the lifting plate (6).

3. A turning device of a box sealer as claimed in claim 2, wherein: the lifting plate (6) is provided with an installation block (3), the installation block (3) is provided with a first bearing (34), and the rotating rod (4) is coaxially connected to the first bearing (34).

4. A steering device for a box sealer as claimed in claim 3, wherein: the mounting block (3) is also provided with a tapered roller bearing (33) coaxially connected with the rotating rod (4).

5. The turning device of a box sealer as claimed in claim 4, wherein: installation piece (3) are including installing on lifter plate (6) and pass mounting groove (312) have been seted up to first connecting block (31), the demountable installation of lifter plate (6) second connecting block (32) of first connecting block (31) below, first connecting block (31) orientation second connecting block (32) one side, first bearing (34) with tapered roller bearing (33) are installed along vertical supreme coaxial interval from down in mounting groove (312), bull stick (4) penetrate first connecting block (31) with first bearing (34) with tapered roller bearing (33) are connected.

6. A turning device of a box sealer as claimed in claim 5, wherein: one side, facing the first connecting block (31), of the second connecting block (32) is provided with a containing groove (321), the bottom of the containing groove (321) is provided with a through hole (322) communicated with the side wall, facing away from the first connecting block (31), of the second connecting block (32), and the cross-sectional area of the containing groove (321) is larger than that of the mounting groove (312); be provided with in storage tank (321) highly with block (133) that storage tank (321) degree of depth is the same, the cross sectional area of block (133) is greater than the cross sectional area of mounting groove (312), block (133) are provided with and pass through-hole (322) and with connecting rod (132) that first cylinder (131)/the piston rod of first pneumatic cylinder are connected.

7. A steering device for a box sealer as claimed in claim 6, wherein: the sectional area of the block body (133) is smaller than that of the accommodating groove (321), and the sectional area of the connecting rod (132) is smaller than that of the through hole (322).

8. A steering device for a box sealer as claimed in claim 6, wherein: the accommodating groove (321) penetrates through the upper surface of the first connecting block (31), a limiting ring (323) is arranged on the groove wall of the accommodating groove (321), the tapered roller bearing (33) is arranged on the limiting ring (323), the first bearing (34) is positioned in the accommodating groove (321) below the limiting ring (323), one end, far away from the object placing plate (5), of the rotating rod (4) is coaxially provided with a sudden shrinkage section (41), and the sudden shrinkage section (41) sequentially penetrates through the tapered roller bearing (33), the limiting ring (323) and the first bearing (34) and is connected with the inner ring of the first bearing (34) and the inner ring of the tapered roller bearing (33);

the shock-absorbing section (41) is sleeved with a connecting disc (42), the connecting disc (42) is pressed on an outer ring of the tapered roller bearing (33), the upper surface of the shock-absorbing section (41) is attached to the end face, away from the rotating rod (4), of one end of the object placing plate (5), and the second driving piece is connected to the connecting disc (42).

9. A turning device of a box sealer as claimed in claim 8, wherein: the lifting plate (6) is provided with a damper (631), and the connecting disc (42) is provided with a fixing rod (632) capable of acting with a piston rod of the damper (631).

10. A turning device of a box sealer as claimed in claim 1, wherein: be provided with centering subassembly (7) on frame (1), centering subassembly (7) include along the axial of transmission roller (11) is slided and is installed two draw claw (71) in frame (1), install in frame (1) and with draw third driving piece (72) that claw (71) are connected, third driving piece (72) drive two draw claw (71) and do motion or back of the body mutually, and two draw the mid point of the line of claw (71) to be located put on the delivery path of thing board (5) center department, draw claw (71) to be outstanding the transport plane of transmission roller (11).

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