Automatic sealing device of wrapping bag that leakproofness is good
Technical Field
The utility model relates to a wrapping bag heat-seal technical field especially relates to an automatic sealing device of wrapping bag that leakproofness is good.
Background
At present, various plastic packaging bags are applied to daily life of people, and the sealing effect of the plastic packaging bags directly influences the performance of the plastic packaging bags.
In chinese patent publication No. CN207550664U, an automatic heat sealing device for packaging bags is disclosed, which comprises a workbench, a supporting plate, a feeding channel, a conveying roller, a driven plate, a mounting post, a sliding groove, a sliding block, a connecting rod, a heating plate, a rotating roller set, a guide plate, a stand column, a balance groove, a balance block, a lower heat sealing plate, a positioning groove and a heating wire, so as to realize automatic heat sealing for packaging bags.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving automatic heat sealing device among the prior art, the clamp force of hot plate and lower sealing plate is fixed, can't adjust to lead to the heat-seal effect to the wrapping bag poor, and reciprocating of hot plate carries out the transmission through transfer roller, driven plate and connecting rod, thereby can only be applicable to the wrapping bag heat-seal of a specification, problem that application range is little, and the good wrapping bag automatic heat sealing device of leakproofness that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic packaging bag heat-sealing device with good sealing performance comprises a workbench, two supporting plates, a plurality of conveying rollers, two mounting columns, an upper heating plate and a lower heating plate, wherein the two supporting plates are fixedly arranged on the left side of the upper end of the workbench and are arranged in parallel in the front and back directions, the front ends and the back ends of the plurality of conveying rollers are respectively connected with the corresponding supporting plates in a rotating manner, the lower ends of the two mounting columns are respectively fixedly connected with the right side of the upper end of the workbench, two opposite side walls of the two mounting columns are respectively provided with a strip-shaped hole, the insides of the two strip-shaped holes are respectively connected with a sliding block in a sliding manner, a first lifting rod is fixedly connected between the two sliding blocks, a second lifting rod is arranged below the first lifting rod, two groups of pressure adjusting mechanisms are arranged between the first lifting rod and the second lifting rod, the utility model discloses a hot plate, including the mounting post, the common fixedly connected with fixed plate in the upper end of erection column, the lower extreme middle part of fixed plate is equipped with elevating system and is connected with first lifter through elevating system, the upper end fixed connection of hot plate and workstation down, the hot plate corresponds the setting with last hot plate position down.
Preferably, elevating system includes elevator motor, reciprocal lead screw, screw-nut and sleeve, elevator motor is located the fixed setting in upper end middle part of fixed plate, elevator motor's lower extreme passes through the shaft coupling and is connected with the upper end rotation of reciprocal lead screw, the lower extreme of reciprocal lead screw runs through fixed plate and downwardly extending, and the pole wall upper end of reciprocal lead screw is connected with the fixed plate rotation through antifriction bearing, the sleeve cup joints with reciprocal lead screw activity, screw-nut cup joints with the cooperation of reciprocal lead screw, screw-nut is located the fixed setting in telescopic inside upper end, telescopic lower extreme and the upper end middle part fixed connection of first lifter.
Preferably, it is two sets of pressure adjustment mechanism includes two external screw thread section of thick bamboo, two springs, two adjusting bolt, two connecting rods, two the upper end of an external screw thread section of thick bamboo respectively with the lower extreme both sides fixed connection of first lifter, two the lower extreme of connecting rod respectively with the upper end both sides fixed connection of second lifter, two the pole wall upper end of connecting rod cup joints with two external screw thread section of thick bamboo activities each other respectively, two adjusting bolt respectively with two external screw thread section of thick bamboo threaded connection, two the spring cup joints with two external screw thread sections of thick bamboo and connecting rod activities respectively, and the spring is located and sets up between adjusting bolt and the second lifter.
Preferably, the inside of two bar holes is the slide bar of vertical setting of equal fixed connection, two the slider all through the through-hole respectively with two slide bar sliding connection.
Preferably, the four corners of the lower end of the workbench are fixedly connected with supporting legs, and the lower ends of the supporting legs are fixedly connected with anti-slip pads.
Preferably, the first lifting rod, the second lifting rod and the fixing plate are all made of stainless steel materials.
Compared with the prior art, the utility model provides an automatic sealing device of wrapping bag that leakproofness is good possesses following beneficial effect:
1. this wrapping bag automatic heat-sealing device that leakproofness is good, through mutually supporting of two sets of external screw thread section of thick bamboo, connecting rod, spring and adjusting bolt that are equipped with, can adjust the spring to the elasticity of lifter down to can adjust the pressure of hot plate when to the wrapping bag heat-seal, be convenient for improve the heat-seal effect.
2. This wrapping bag automatic heat-sealing device that leakproofness is good, through the elevator motor who is equipped with, reciprocal lead screw, screw-nut and telescopic mutually supporting, can realize the automatic up-and-down reciprocating motion of first lifter, first lifter drives second lifter and last sealing plate through two sets of pressure adjustment mechanism and carries out reciprocating motion from top to bottom, be convenient for carry out the heat-seal to the wrapping bag automatically, and go up the sealing plate and reciprocate through separately driving, thereby can adjust translation rate, be convenient for carry out automatic heat-seal to the wrapping bag of different specifications.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can adjust the pressure of hot plate during operation to the wrapping bag, be convenient for improve the heat-seal effect of wrapping bag, and make the hot plate reciprocate through separately driving to can adjust the translation rate, be convenient for carry out automatic heat-seal to the wrapping bag of different specifications.
Drawings
Fig. 1 is a schematic structural view of an automatic heat sealing device for packaging bags with good sealing performance according to the present invention;
fig. 2 is a schematic structural view in the direction of a-a in fig. 1.
In the figure: the device comprises a workbench 1, a supporting plate 2, a conveying roller 3, a mounting column 4, an upper heating plate 5, a lower heating plate 6, a sliding block 7, a first lifting rod 8, a second lifting rod 9, a fixing plate 10, a lifting motor 11, a reciprocating screw rod 12, a screw nut 13, a sleeve 14, an external thread cylinder 15, a spring 16, an adjusting bolt 17, a connecting rod 18, a sliding rod 19 and a supporting foot 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, an automatic heat sealing device for packaging bags with good sealing performance comprises a workbench 1, two supporting plates 2, a plurality of conveying rollers 3, two mounting columns 4, an upper heating plate 5 and a lower heating plate 6, wherein the two supporting plates 2 are fixedly arranged on the left side of the upper end of the workbench 1, the two supporting plates 2 are arranged in parallel in the front and back direction, the front and back ends of the plurality of conveying rollers 3 are respectively connected with the corresponding supporting plates 2 in a rotating manner, the lower ends of the two mounting columns 4 are respectively fixedly connected with the right side of the upper end of the workbench 1, two opposite side walls of the two mounting columns 4 are respectively provided with a strip-shaped hole, the inside of the two strip-shaped holes is respectively connected with a sliding block 7 in a sliding manner, a first lifting rod 8 is fixedly connected between the two sliding blocks 7, a second lifting rod 9 is arranged below the first lifting rod 8, two groups of pressure adjusting mechanisms are arranged, lower side pole wall of second lifter 9 and the upper end fixed connection of last hot plate 5, the common fixedly connected with fixed plate 10 in upper end of two erection columns 4, the lower extreme middle part of fixed plate 10 is equipped with elevating system and is connected with first lifter 8 through elevating system, the upper end fixed connection of lower hot plate 6 and workstation 1, hot plate 6 corresponds the setting with last hot plate 5 position down, it all adopts the heating wire to heat to go up hot plate 5 and hot plate 6 down, this is prior art, actuating mechanism and two rotation roller sets are still installed to workstation 1, actuating mechanism drives a plurality of transfer rollers 3 and rotates, this is prior art.
The lifting mechanism comprises a lifting motor 11, a reciprocating screw rod 12, a screw rod nut 13 and a sleeve 14, wherein the lifting motor 11 is fixedly arranged at the middle part of the upper end of a fixed plate 10, the lower end of the lifting motor 11 is rotatably connected with the upper end of the reciprocating screw rod 12 through a coupler, the lower end of the reciprocating screw rod 12 penetrates through the fixed plate 10 and extends downwards, the upper end of the rod wall of the reciprocating screw rod 12 is rotatably connected with the fixed plate 10 through a rolling bearing, the sleeve 14 is movably sleeved with the reciprocating screw rod 12, the screw rod nut 13 is matched and sleeved with the reciprocating screw rod 12, the screw rod nut 13 is fixedly arranged at the upper end inside the sleeve 14, the lower end of the sleeve 14 is fixedly connected with the middle part of the upper end of a first lifting rod 8, the lifting motor 11 can drive the reciprocating screw rod 12 to rotate, the reciprocating screw rod 12 rotates to drive the screw rod nut 13 to reciprocate up and, the lifting motor 11 is a speed-adjustable motor, and the rotating speed of the motor is changed by changing the number of stages, voltage, current, frequency and the like of the motor, which is the prior art.
The two groups of pressure adjusting mechanisms comprise two external thread cylinders 15, two springs 16, two adjusting bolts 17 and two connecting rods 18, the upper ends of the two external thread cylinders 15 are respectively and fixedly connected with two sides of the lower end of the first lifting rod 8, the lower ends of the two connecting rods 18 are respectively and fixedly connected with two sides of the upper end of the second lifting rod 9, the upper ends of the rod walls of the two connecting rods 18 are respectively and movably sleeved with the two external thread cylinders 15, the two adjusting bolts 17 are respectively and threadedly connected with the two external thread cylinders 15, the two springs 16 are respectively and movably sleeved with the two external thread cylinders 15 and the connecting rods 18, the springs 16 are arranged between the adjusting bolts 17 and the second lifting rod 9, the adjusting bolts 17 can be moved by rotating the adjusting bolts 17, so that the pressure of the adjusting bolts 17 on the springs 16 can be changed, the pressure of the springs 16 on the second lifting rod 9 can be adjusted, the upper ends of the rod walls of the connecting rods 18 are positioned in the, this is prior art.
The inside equal fixed connection of two bar holes slide bar 19 of vertical setting, two sliders 7 all through the through-hole respectively with two slide bar 19 sliding connection, more stable when can making two sliders 7 reciprocate.
The equal fixedly connected with supporting legs 20 of lower extreme four corners department of workstation 1, the lower extreme fixedly connected with slipmat of supporting legs 20 can advance the stable stay to workstation 1, avoids device during operation workstation 1 to rock.
First lifter 8, second lifter 9 and fixed plate 10 are stainless steel material and make, can make first lifter 8, second lifter 9 and fixed plate 10 sturdy and durable, non-deformable.
In the utility model, when in use, the adjusting bolt 17 is rotated to move the adjusting bolt 17, thereby changing the pressure of the adjusting bolt 17 on the spring 16 and adjusting the pressure of the spring 16 on the second lifting rod 9, thereby changing the pressure on the packaging bag when the second lifting rod 9 drives the upper heating plate 5 to move downwards to heat-seal the packaging bag, so as to improve the heat-sealing effect of the packaging bag, the lifting motor 11 is started to rotate to drive the reciprocating lead screw 12 to rotate, the reciprocating lead screw 12 rotates to drive the lead screw nut 13 to reciprocate up and down, the lead screw nut 13 drives the sleeve 14 to reciprocate up and down, the sleeve 14 drives the first lifting rod 8 to reciprocate up and down, the first lifting rod 8 drives the second lifting rod 9 and the upper heating plate 5 to reciprocate up and down through the pressure adjusting mechanism, thereby realizing the automatic heat-sealing of the packaging bag, and the upper heating plate 5 alone performs the reciprocating up and down through the lifting motor 11, thereby be convenient for adjust translation rate, be convenient for carry out the heat-seal to the wrapping bag of different specifications.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.