CN209337116U - The closing-cutting mechanism of film packaging machine - Google Patents
The closing-cutting mechanism of film packaging machine Download PDFInfo
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- CN209337116U CN209337116U CN201822018190.6U CN201822018190U CN209337116U CN 209337116 U CN209337116 U CN 209337116U CN 201822018190 U CN201822018190 U CN 201822018190U CN 209337116 U CN209337116 U CN 209337116U
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- sealing knife
- rack gear
- gear
- driven
- driven rack
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Abstract
The utility model discloses a kind of closing-cutting mechanisms of film packaging machine, are related to packing machine technical field.Technical points include chassis, upper sealing knife, lower sealing knife, linkage unit and power source, upper sealing knife and lower sealing knife slide be connected on chassis vertically, the linkage unit connects upper sealing knife, lower sealing knife, in linkage sealing knife and lower sealing knife carry out towards or away from sliding, the linkage unit includes universal driving shaft, driven gear, upper driven rack gear driven rack gear under, driven gear, which is arranged, to be fixed on universal driving shaft, upper driven rack gear driven rack gear under slides on the pedestal vertically, and upper driven rack gear driven rack gear under is engaged on the horizontal two sides of driven rack gear respectively, the power source drive connects the universal driving shaft, the upper driven rack gear connects the upper sealing knife, driven rack gear connects the lower sealing knife under described, the utility model has the advantages that convenient for safeguarding.
Description
Technical field
The utility model relates to packing machine technical fields, more specifically, it relates to a kind of sealing machine of film packaging machine
Structure.
Background technique
Currently, notification number is that the Chinese patent of CN207670799U discloses a kind of closing-cutting mechanism of drive thin film packing machine,
Including power source, an at least scissor-type girder device and two sealing knife structures being oppositely arranged, scissor-type girder device includes connecting
Extension bar group and the first scissors rod group, connecting rod group one end are connect with power source drive, one end of the other end and the first scissors rod group
Connection, the opposite sides of two sealing knife structures are fixedly connected with the both ends in the first scissors rod group respectively, power source drive connecting rod
Group drives the first scissors rod group stretching motion, to make the two sealing knifes structure opposite or move toward one another.
It is similar to the closing-cutting mechanism of above-mentioned film packaging machine in the prior art comprising upper and lower corresponding upper sealing knife is under
Sealing knife, and the upper sealing knife of linkage and lower sealing knife carry out the scissors rod group towards or away from sliding；And due to being arranged in scissors rod group
There are multiple hinge joints, using needing to add lubricant in each hinge joint after long-time, the driving of scissors rod group structure is kept to stablize, from
And improve maintenance cost.
Utility model content
Problem in view of the prior art, the purpose of this utility model is to provide a kind of closing-cutting mechanism of film packaging machine,
It has the advantages that convenient for safeguarding.
To achieve the above object, the utility model provides following technical solution: a kind of closing-cutting mechanism of film packaging machine,
Including chassis, upper sealing knife, lower sealing knife, linkage unit and power source, upper sealing knife and lower sealing knife slide be connected on chassis vertically, institute
State linkage unit and connect upper sealing knife, lower sealing knife, in linkage sealing knife and the progress of lower sealing knife towards or away from sliding, the linkage groups
Part include universal driving shaft, driven gear, upper driven rack gear and under driven rack gear, driven gear, which is arranged, to be fixed on universal driving shaft, on from
Carry-over bar and under driven rack gear slid on the chassis vertically, and upper driven rack gear and under driven rack gear be engaged on respectively it is driven
The horizontal two sides of gear, the power source drive connect the universal driving shaft, and the upper driven rack gear connects the upper sealing knife, institute
It states down driven rack gear and connects the lower sealing knife.
By using above-mentioned technical proposal, upper driven rack gear driven rack gear under is engaged on the level of driven gear respectively
Two sides, and the transmission between rack and pinion cooperates stabilization, thus after driving driven gear to rotate from universal driving shaft, driven gear
It is able to drive driven rack gear driven rack gear under to move in the opposite direction, so that upper sealing knife and lower sealing knife are towards or away from fortune
It is dynamic.Therefore hinge joint is less in above-mentioned linkage unit, and structure is simple, convenient for safeguarding.
The utility model is further arranged to: the linkage unit further includes active rack gear and driving gear, the active
Gear, which is arranged, to be fixed on universal driving shaft, and the active rack gear is engaged in driving gear, and the power source is driving cylinder, the active
Rack gear connects driving cylinder.
By using above-mentioned technical proposal, the sliding of active rack gear is driven by driving cylinder, makes active rack drives driving gear
Rotation, this rotating manner are not easy to skid, and position control is stablized.
The utility model is further arranged to: the driving gear is set to the middle part of the universal driving shaft, the driven tooth
The quantity of wheel is two both ends for being set to the universal driving shaft.
By using above-mentioned technical proposal, the driving gear at middle part is rotated, and universal driving shaft rotation is driven, so that universal driving shaft two
Side stress balance；And both ends driven gear is used, sealing knife up and down is driven from two sides, stablizes sealing knife sliding up and down.
The utility model is further arranged to: the quantity of the universal driving shaft is two.
By using above-mentioned technical proposal, two universal driving shafts realize the Multipoint Drive to upper and lower sealing knife, further promotion pair
The stability of upper and lower sealing knife driving.
The utility model is further arranged to: be provided with adjusting rod between the upper sealing knife and upper rack, lower sealing knife and
Lower dolly bar is provided between lower rack gear.
By using above-mentioned technical proposal, upper adjusting rod can adjust according to the actual situation sealing knife and upper rack away from
From lower dolly bar can similarly adjust the distance of sealing knife and upper rack；To realize adjustable function according to the actual situation.
The utility model is further arranged to: the upper sealing knife and lower sealing knife are in Contraband shape, including sealing arm and are vertically connected
It is connected to the actuating arm at sealing arm both ends.
By using above-mentioned technical proposal, upper sealing knife and lower sealing knife are in Contraband shape, when so that sealing knife cutting film up and down, are cut
It cuts more comprehensively.
The utility model is further arranged to: being vertically arranged with guide rod on the chassis, is all connected on the actuating arm
There is socket sliding in the set block on the guide rod.
Allow upper and lower sealing knife in the drive of actuating arm by the cooperation of guide rod and set block by using above-mentioned technical proposal
It is lower to carry out stable vertical sliding.
The utility model is further arranged to: the bearing block worn for universal driving shaft is provided on the chassis.
By using above-mentioned technical proposal, bearing block reduces the pivoting friction of universal driving shaft, so that universal driving shaft rotation is more
Smoothness.
Compared with prior art, the utility model has the beneficial effects that
(1) by the way that the driven rack gear driven gear that driven rack gear engages respectively under is arranged, it is able to drive driven gear
Upper driven rack gear driven rack gear under moves in the opposite direction, is that overall linkage structure is simple, convenient for safeguarding；
(2) by setting guide rod and set block, upper and lower sealing knife is allowed to carry out stable vertical sliding under the drive of actuating arm.
Detailed description of the invention
Fig. 1 is that the present embodiment highlights positive structural schematic diagram；
Fig. 2 is that the present embodiment highlights reversed structural schematic diagram；
Fig. 3 is the enlarged diagram of A in Fig. 1.
Appended drawing reference: 1, chassis；11, side guard plate；12, lower beam；13, upper boom；14, hack lever；15, free bearing plate；16, it is oriented to
Bar；17, strut；18, connecting plate；19, bearing block；20, upper sealing knife；21, lower sealing knife；22, sealing arm；23, actuating arm；24, it links
Block；25, block is covered；26, upper adjusting rod；27, lower dolly bar；3, cylinder；4, linkage unit；41, universal driving shaft；42, active rack gear；
43, driving gear；44, driven gear；45, upper driven rack gear；46, driven rack gear under；5, main folder frame；51, main floor；52, main
Clamping plate；53, main bar；54, main to support wheel；55, slip hole；56, annular groove；57, screw hole；6, from clamping frame；61, from bottom plate；62, from
Clamping plate；63, from bar；64, to wheel.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Embodiment, a kind of closing-cutting mechanism of film packaging machine, as shown in Figure 1, including chassis 1, upper sealing knife 20, lower sealing knife
21, power source and linkage unit 4.Upper sealing knife 20 is correspondingly arranged in the top of lower sealing knife 21, and upper sealing knife 20 and lower sealing knife 21 are equal
Vertical sliding is connected on chassis 1.Power source is arranged in chassis 1, and linkage unit 4 connects power source and upper sealing knife 20 under
Sealing knife 21.When power source starts, linkage unit 4 links upper sealing knife 20 and lower sealing knife 21 carry out towards or away from sliding.
As shown in Fig. 2, chassis 1, which includes two pieces side guard plate 11, two disposed in parallel, is vertically connected at two blocks of side guard plates 11
Between lower beam 12, two of downside be vertically connected between two blocks of side guard plates 11 upper booms 13 of upside and be vertically connected at two
Hack lever 14 between block side guard plate 11.Side guard plate 11 is stepped, and the side of charging is lower than the side to discharge.Hack lever 14 is connected to
The side of two blocks of side guard plates 11 charging.Lower beam 12 and upper boom 13 are connected to the side of two blocks of side guard plates 11 discharging, two upper booms 13
Between two lower beams 12 such as horizontal space between horizontal space, and upper boom 13 and lower beam 12 are staggered in level.Upper boom
13 both ends are vertically fixed two guide rods 16.And in order to guarantee the stability of two upper booms 13, the two sides of two upper booms 13
It is vertically connected with strut 17.
As shown in Fig. 2, upper sealing knife 20 and lower sealing knife 21 are set to the side of the discharging of chassis 1, and upper sealing knife 20 and lower sealing knife
21 structures are similar, are in Contraband shape, including sealing arm 22 and the actuating arm 23 for being vertically connected at 22 both ends of sealing arm.Actuating arm 23 is flat
Row is fixedly connected to two linkage blocks 24 and two set blocks 25 in side guard plate 11, and on the lateral surface of actuating arm 23.Two sets
Block 25 is respectively arranged at the vertical top of two upper booms 13, so that the position of set block 25 and guide rod 16 corresponds, covers block 25
Middle part is run through vertically pilot hole, and set block 25 slides sealing knife 20 and lower envelope in guarantee on guide rod 16 by pilot hole socket
The vertical sliding stable on chassis 1 of knife 21.Corresponding 12 position of the lower beam setting of two linkage blocks 24.The linkage block 24 of upper sealing knife 20
On be connected with adjusting rod 26, be connected with lower dolly bar 27 in the linkage block 24 of upper sealing knife 20.Upper adjusting rod 26 and lower dolly bar
27 with linkage unit 4 for connecting.
As shown in Fig. 2, power source can be cylinder 3 or oil cylinder, cylinder 3 is selected in the present embodiment.The cylinder body of cylinder 3 connects
In the middle part of hack lever 14.The middle part of specific hack lever 14 is equipped with free bearing plate 15, and the bottom of 3 cylinder body of cylinder is articulated with free bearing plate 15
On.12 side of piston axial direction lower beam of cylinder 3 is stretched out.
As shown in Figure 2,3, linkage unit 4 include universal driving shaft 41, active rack gear 42, driving gear 43, driven gear 44, on
Driven rack gear 45 driven rack gear 46 under.The quantity of universal driving shaft 41 is two, and two universal driving shafts 41 are parallel respectively and are rotatablely connected
In the top of two lower beams 12.Driving gear 43 is arranged the middle part for being fixed on two universal driving shafts 41, and active rack gear 42 is fixedly connected
In on the piston shaft of cylinder 3, and it is meshed with the upside of two driving gears 43.Driven gear 44 is arranged respectively is fixed on two
The both ends of universal driving shaft 41, upper driven rack gear 45 driven rack gear 46 under is vertically arranged, and is engaged on driven gear 44 respectively
Horizontal two sides.And the upper end of upper rack is connected by upper adjusting rod 26 with the linkage block 24 of upper sealing knife 20, lower rack gear it is upper
End is connected by lower dolly bar 27 with the linkage block 24 of lower sealing knife 21.
Therefore when cylinder 3 starts, drive active rack gear 42 is slid, in the meshing relation of active rack gear 42 and driving gear 43
Under, universal driving shaft 41 will be driven to rotate.Driven gear 44 rotates, so that the driven rack gear 46 under of upper driven rack gear 45 is erected toward opposite
Histogram is to movement, to realize sealing knife 20 under the drive of upper adjusting rod 26 and lower dolly bar 27 and lower sealing knife 21 is opposite
Or opposite sliding.
Specifically, as shown in Figure 2,3, in order to guarantee the stable engagement of driving gear 43 and active rack gear 42, driven gear
44 and upper driven rack gear 45, under stable engagement between driven rack gear 46, linkage unit 4 further includes the middle part for being set to lower beam 12
Main folder frame 5, be set to the slave clamping frame 6 at the both ends of lower beam 12.
As shown in Figure 2,3, main folder frame 5 includes the horizontal main floor 51 being fixedly connected on lower beam 12, is fixed on two vertically
Several main bars 53 between two pieces of 52 upsides of bottom plates of the bottom plate 52 of side, horizontal connection and it is rotatably connected on main bar
Master on 53 supports wheel 54.Specifically, can be bolted to connection between main floor 51 and bottom plate 52.In bottom plate 52
Portion is provided with the port being pierced by for universal driving shaft 41.It is all connected on four corners between two pieces of bottom plates 52 and is fixed with rivet.
As shown in Figure 2,3, the quantity at least two of main bar 53, to realize that the multiple spot to active rack gear 42 contradicts.And
The upside of bottom plate 52 corresponds to the position of main bar 53, offers the slip hole 55 of kidney-shaped vertically, and main bar 53 is threaded through sliding
In hole 55, and slid vertically in slip hole 55.It is main to support 54 rotation of wheel in main bar 53, and it is connected to the upper of active rack gear 42
Side.And in order to fix main bar 53, the upper surface of bottom plate 52 offers the screw hole 57 of connection slip hole 55 vertically, by spiral shell
Bolt is installed in hole 57, so that winner is supported wheel 54 and active rack gear 42 is pushed against on driving gear 43, guarantee stable engagement.Into
One step, the main axial middle part for supporting wheel 54 offers annular groove 56.
From clamping frame 6 include the horizontal slave bottom plate 61 being fixedly connected on lower beam 12, vertically be fixed on two sides slave clamping plate 62,
Horizontal connection in two pieces between the horizontal two sides of clamping plate 62 it is several from bar 63 and be rotatably connected on from bar 63 from
To wheel 64.Two sides from support wheel 64 be connected to respectively upper driven rack gear 45, under driven rack gear 46 outside, and due to from clamping frame 6
Structure be similar to main folder frame 5, rest part repeating again.
Further, as shown in Figure 2,3, for the fluency that the universal driving shaft of promotion 41 rotates, two lower beams 12 are actively
Connecting plate 18 is set up between gear 43 and two driven gears 44, connecting plate 18 is vertically installed between two lower beams 12, and connecting plate
18 both ends are separately installed with bearing block 19, and bearing block 19 is socketed on universal driving shaft 41, provide support for universal driving shaft 41.
Further, as shown in Figure 2,3, can be between upper adjusting rod 26 and the upper end and linkage block 24 of lower dolly bar 27
Rotation connection, the mode of rotation connection can be on the upper end retaining collar of upper adjusting rod 26 and lower dolly bar 27, linkage block 24
The boss block that protrusion setting is socketed for lantern ring.The lower end of upper adjusting rod 26 and lower dolly bar 27 is respectively with upper driven rack gear 45 under
Driven rack gear 46 or rotation connection.In such a way that upper adjusting rod 26 and 27 upper and lower side of lower dolly bar are rotatablely connected,
So that the connection type of upper adjusting rod 26 and lower dolly bar 27 has flexibility, it is not easy stuck.
The course of work of the utility model is as follows: the piston rod of starting cylinder 3, cylinder 3 is withdrawn, and drives active rack gear 42 sliding
It moves, driving gear 43 and universal driving shaft 41 is driven to rotate clockwise.Then driven gear 44 rotates clockwise, so that upper driven rack gear
45 move down and under driven rack gear 46 move up.So that upper sealing knife 20 and lower sealing knife 21 slide in opposite directions, the sealing to film is realized.Dividing
After cutting, the piston rod of cylinder 3 stretches out, and active rack gear 42 is driven to slide, and drives driving gear 43 and universal driving shaft 41 counterclockwise
Rotation.Then driven gear 44 rotates counterclockwise so that upper driven rack gear 45 move up and under driven rack gear 46 move down.So that upper envelope
Knife 20 and lower sealing knife 21 slide opposite to each other, so that upper sealing knife 20 and lower sealing knife 21 reset.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of closing-cutting mechanism of film packaging machine, including chassis (1), upper sealing knife (20), lower sealing knife (21), linkage unit (4)
And power source, sliding is connected on chassis (1) vertically for upper sealing knife (20) and lower sealing knife (21), in linkage unit (4) connection
Sealing knife (20), lower sealing knife (21), in linkage sealing knife (20) and lower sealing knife (21) carry out towards or away from sliding, feature exists
In: the linkage unit (4) include universal driving shaft (41), driven gear (44), upper driven rack gear (45) and under driven rack gear (46),
Driven gear (44), which is arranged, to be fixed on universal driving shaft (41), upper driven rack gear (45) and under driven rack gear (46) vertically sliding institute
State on chassis (1), and upper driven rack gear (45) and under driven rack gear (46) be engaged on horizontal two of driven gear (44) respectively
Side, the power source drive connect the universal driving shaft (41), and the upper driven rack gear (45) connects the upper sealing knife (20), described
Under driven rack gear (46) connect the lower sealing knife (21).
2. the closing-cutting mechanism of film packaging machine according to claim 1, it is characterised in that: the linkage unit (4) is also wrapped
Active rack gear (42) and driving gear (43) are included, the driving gear (43), which is arranged, to be fixed on universal driving shaft (41), the active
Rack gear (42) is engaged in driving gear (43), and the power source is driving cylinder, and the active rack gear (42) connects driving cylinder.
3. the closing-cutting mechanism of film packaging machine according to claim 2, it is characterised in that: driving gear (43) setting
In the middle part of the universal driving shaft (41), the quantity of the driven gear (44) is two and is set to the two of the universal driving shaft (41)
End.
4. the closing-cutting mechanism of film packaging machine according to claim 3, it is characterised in that: the quantity of the universal driving shaft (41)
It is two.
5. the closing-cutting mechanism of film packaging machine according to claim 1, it is characterised in that: the upper sealing knife (20) and upper tooth
It is provided between item adjusting rod (26), is provided with lower dolly bar (27) between lower sealing knife (21) and lower rack gear.
6. the closing-cutting mechanism of film packaging machine according to claim 1, it is characterised in that: the upper sealing knife (20) and lower envelope
Knife (21) is in Contraband shape, including sealing arm (22) and is vertically connected at the actuating arm (23) at sealing arm (22) both ends.
7. the closing-cutting mechanism of film packaging machine according to claim 6, it is characterised in that: set vertically on the chassis (1)
It is equipped with guide rod (16), socket sliding is respectively connected on the actuating arm (23) in the set block (25) on the guide rod (16).
8. the closing-cutting mechanism of film packaging machine according to claim 1, it is characterised in that: be provided on the chassis (1)
The bearing block (19) worn for universal driving shaft (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822018190.6U CN209337116U (en) | 2018-12-03 | 2018-12-03 | The closing-cutting mechanism of film packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822018190.6U CN209337116U (en) | 2018-12-03 | 2018-12-03 | The closing-cutting mechanism of film packaging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209337116U true CN209337116U (en) | 2019-09-03 |
Family
ID=67750399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822018190.6U Active CN209337116U (en) | 2018-12-03 | 2018-12-03 | The closing-cutting mechanism of film packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209337116U (en) |
-
2018
- 2018-12-03 CN CN201822018190.6U patent/CN209337116U/en active Active
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