CN208715551U - A kind of strap tightening device - Google Patents
A kind of strap tightening device Download PDFInfo
- Publication number
- CN208715551U CN208715551U CN201821053860.1U CN201821053860U CN208715551U CN 208715551 U CN208715551 U CN 208715551U CN 201821053860 U CN201821053860 U CN 201821053860U CN 208715551 U CN208715551 U CN 208715551U
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- Prior art keywords
- tep reel
- strap
- seat
- tension
- tightening device
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- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000003466 anti-cipated effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of strap tightening device, is related to packaging machinery technical field.The device includes rotary drive assembly；Tep reel is tensed, is arranged on the output shaft of rotary drive assembly, tenses and is provided with notch section on tep reel periphery；Seat is tensed, is rotatably arranged in and tenses on tep reel, the accommodating chamber passed through for strap is formed on notch section and the bottom for tensing seat；Back-moving spring, the both ends of back-moving spring, which are separately fixed at, to be tensed tep reel and tenses on seat, tenses seat for deflecting relative to notch section.The strap tightening device structure is simple, easy to adjust, is packaged securely, versatility is high.
Description
Technical field
The utility model relates to packaging machinery technical field more particularly to a kind of strap tightening devices.
Background technique
Baling press is a kind of machine for being wound into strap and being packaged on object.Baling press is operated, it is complete by tightening strap
The bundled mutual aid system devised for poor peasants is made, be it is a kind of be applicable in operation, packaging machinery easy to carry, be widely used in carton is packaged, light industry is packaged,
Articles for daily use are packaged, equipment is packaged etc..And this baling press groundwork is real by its tightening system and cutter mechanism cooperation
Existing.
All kinds of baling presses in the prior art need constantly to lift pressure, pine band handle when being packaged to tighten strap.Due to
In tightening process, the frictional force of generation is too small, can only be time-consuming and laborious by increase number of operations to obtain ideal effect.
And the tightening device of mechanical force arm type dual, it is low to be packaged encircling force, and under different bundle situations, tying up tensioning tightness cannot one
Step is in place, it is necessary to be manually adjusted according to different object sizes, be easy to skid.Meanwhile it being packaged to used PP belt etc. is packaged
The quality of carrying material there are certain requirements, and versatility is low.
Utility model content
In view of the above-mentioned problems, structure is simple the utility model proposes a kind of strap tightening device, and it is easy to adjust, it is packaged
Securely, versatility is high.
The utility model uses following technical scheme:
A kind of strap tightening device, comprising: rotary drive assembly；Tep reel is tensed, the defeated of rotary drive assembly is set
On shaft, tenses and be provided with notch section on tep reel periphery；Seat is tensed, is rotatably arranged in and tenses on tep reel, notch section and drawing
The accommodating chamber passed through for strap is formed on the bottom of tight seat, and strap can pass through accommodating chamber；Back-moving spring, the both ends of back-moving spring
It is separately fixed at and tenses tep reel and tense on seat, tense seat for deflecting relative to notch section.
It further include the first positioning region as a kind of optinal plan of the utility model, the first positioning region is arranged in puller strap
Between disk and driving assembly, the card being clamped can be abutted towards being convexly equipped on the side of driving assembly on seat with the first positioning region by tensing
Block.
As a kind of optinal plan of the utility model, it is provided between driving assembly rotary drive assembly and tension tep reel
The output shaft of stretching of mounting plate, driving assembly rotary drive assembly is fixed after mounting plate with tension tep reel, is arranged on mounting plate
There is the first positioning region.
As a kind of optinal plan of the utility model, tensing seat is in CU type, including bottom wall and is symmetricly set on bottom wall
Two side walls, tense tep reel can be partially received between bottom wall and two side walls, tense seat and tense tep reel between pass through pin
Axis rotation connection.
As a kind of optinal plan of the utility model, tenses the side on tep reel far from driving assembly and be provided with the first spiral shell
The first positioning column is followed closely, tenses and is provided with the second screw positioning column, the both ends of back-moving spring on the side wall on seat far from driving assembly
It is separately fixed on the first screw positioning column and the second screw positioning column.
As a kind of optinal plan of the utility model, driving assembly rotary drive assembly includes sequentially connected servo electricity
Machine, speed reducer and interconnecting piece, the end of interconnecting piece are connected with mounting plate, and multiple and speed reducer output end is provided in interconnecting piece
The bearing of socket.
As a kind of optinal plan of the utility model, elastic component is provided on bottom wall, strap can be pressed on elasticity
On part.
As a kind of optinal plan of the utility model, notch section is by perpendicular to along the axis radial direction for tensing tep reel
Horizontal plane cut to be formed.
As a kind of optinal plan of the utility model, be additionally provided with the second positioning region on mounting plate, the second positioning region with
Output end central symmetry of first positioning region about speed reducer.
As a kind of optinal plan of the utility model, the first positioning region and the second positioning region are to tighten on a mounting board
Screw.
The utility model has the following beneficial effects:
The utility model proposes a kind of strap tightening device, tep reel is tensed by setting and tenses seat, and puller strap
Notch section is provided on disk periphery, notch section and the bottom for tensing seat form accommodating chamber, enable strap to pass through accommodating chamber real
Now strap is mounted in entire tightening device；When tensing the rotation of tep reel, back-moving spring can pull tension seat, make to draw
Strap is fixed in the bottom that the circumferential area of taut band disk is pressed on tension seat, and strap realizes air exercise with the rotation for tensing tep reel
The tightening of band, structure is simple, easy to adjust, is packaged securely, versatility is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of strap tightening device provided by the utility model；
Fig. 2 is the main view of strap tightening device provided by the utility model；
Fig. 3 be in Fig. 2 A-A to section view；
Fig. 4 is the section view of B-B direction in Fig. 2.
In figure:
1, rotary drive assembly；11, servo motor；12, speed reducer；13, bearing；
2, tep reel is tensed；
3, seat is tensed；31, fixture block；32, bottom wall；33, side wall；
4, back-moving spring；5, the first positioning region；6, mounting plate；7, pin shaft；
81, the first positioning column；82, the second positioning column；
9, elastic component；10, the second positioning region.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Fig. 1 is the structural schematic diagram of strap tightening device provided by the utility model, as shown in Figure 1, main includes rotation
Turn driving assembly 1, tense tep reel 2, tense seat 3 and back-moving spring 4, wherein dismantles back-moving spring 4 in Fig. 1, preferably to open up
Show specific structure.Specifically, rotary drive assembly 1 provides driving force, and rotary drive assembly 1 provides torque in the utility model,
Rotation direction is controlled by control device.Tep reel 2 is tensed the side of rotary drive assembly 1 is arranged in and is driven by rotary drive assembly 1
Turn is dynamic, tenses and is provided with notch section 21 on 2 periphery of tep reel.It tenses seat 3 to be rotatably provided on tension tep reel 2, notch section 21
Accommodating chamber is formed with the bottom for tensing seat 3, strap can pass through the accommodating chamber, i.e., strap be penetrated strap tightening device.
The both ends of back-moving spring 4, which are separately fixed at, to be tensed tep reel 2 and tenses on seat 3, tenses seat 3 for deflecting relative to notch section 21.
Further, when tensing the rotation of tep reel 2, tension seat 3, back-moving spring 4 are rotated with the rotation for tensing tep reel 2, are drawn simultaneously
Tight spring 4, which can pull, tenses seat 3, makes to tense the circumferential area that seat 3 rotates to tension tep reel 2, strap is pressed on drawing
The bottom of tight seat 3, and make strap with the rotation for tensing tep reel 2, final realize tightens strap.
Specifically, rotary drive assembly 1 includes sequentially connected servo motor 11, speed reducer 12 and interconnecting piece.Fig. 2 is this
Utility model provide strap tightening device main view, Fig. 3 be in Fig. 2 A-A to section view, Fig. 4 is B-B in Fig. 2
To section view.Wherein, the bearing 13 that multiple output ends with speed reducer 12 are socketed is provided in interconnecting piece.Servo motor 11
Output axis connection speed reducer 12 slow down, multiple bearings 13 of the output end of speed reducer 12 socket, multiple bearings 13 are set
It sets so that the output end of speed reducer 12 is able to bear bigger torque.
Further, mounting plate 6, the output end of speed reducer 12 are provided between rotary drive assembly 1 and tension tep reel 2
It is fixed across mounting plate 6 and tension tep reel 2, and the output end Hard link that tep reel 2 passes through the output end of key and speed reducer 12 is tensed,
The form of screw-driving can be used in output end and the fixation for tensing tep reel 2, is this field conventional arrangement, does not do specific limit herein
It is fixed.The first positioning region 5 and the second positioning region 10 are provided on mounting plate 6, the second positioning region 10 and the first positioning region 5 are about deceleration
The output end central symmetry of machine 12.The structure of first positioning region 5 and the second positioning region 10 is not done specifically defined herein.In this reality
It applies in example, the first positioning region 5 and the second positioning region 10 can be the screw being tightened on mounting plate 6.Specifically, the present embodiment
In, practical barrier effect is played in the first positioning region 5, and the second positioning region 10 is tightened, and reduces the prominent mounting plate 6 in the second positioning region 10
Highly, prevent the second positioning region 10 is from playing barrier effect with the fixture block 31 tensed on seat 3, the second positioning region 10 can be according to tool
The production of body needs to select sex work, further increases the versatility of entire tightening device.
Further, it is U-shaped to tense seat 3, including bottom wall 32 and the two side walls 33 being symmetricly set on bottom wall 32, tenses
Tep reel 2 can be partially received between bottom wall 32 and two side walls 33.In order to realize that tensing seat 3 is rotatably provided in tension tep reel 2
On, it is additionally provided with pin shaft 7.It tenses on seat 3 towards being convexly equipped with fixture block 31 on the side wall 33 of rotary drive assembly 1.Further, exist
Be provided with elastic component 9 on bottom wall 32, broached-tooth design can be set with increasing friction force in elastic component 9, enable strap preferably
It is pressed on elastic component 9.
Further, the main function for tensing notch section 21 on tep reel 2 is incited somebody to action in entire tightening device original state
Strap penetrates, and the release to strap is realized after tightening.Therefore, in the present embodiment, as shown in Figure 2, notch section
21 are formed by cutting along the axis direction for tensing tep reel 2, and this setup structure is simple, more convenient to wear strap
Enter；Meanwhile the circumferential area junction of notch section 21 and tension tep reel 2 is two straight lines, in tensing 2 rotation process of tep reel,
Straight line portion herein is first contacted with strap, and stress structure is more reasonable.In the present embodiment, notch section 21 is not limited
Specific constructive form.
Further, it tenses the side on tep reel 2 far from rotary drive assembly 1 and is provided with the first positioning column 81, tense seat 3
It is provided with the second positioning column 82 on the upper side wall 33 far from rotary drive assembly 1, the both ends of back-moving spring 4 are separately fixed at the
On one positioning column 81 and the second positioning column 82, realizes that the both ends of back-moving spring 4 are separately fixed at and tense tep reel 2 and tense on seat 3
Purpose.In the present embodiment, the fixed form at the both ends of back-moving spring 4 is not limited.
It is envisaged that back-moving spring 4 has certain initial length, when back-moving spring 4 is stretched, back-moving spring
4, which can generate one, resists the screen resilience stretched.Specifically, in the present invention, the initial length of back-moving spring 4 can make
Seat 3 must be tensed and contacted with the circumferential area for tensing tep reel 2.It is provided with notch section 21 due to tensing tep reel 2, seat 3 is tensed and tenses
The circumferential area contact point of tep reel 2 is practical be notch section 21 and tense tep reel 2 circumferential area boundary line.In entire baling press
When the initial position of tightening device, due to tensing on seat 3 towards being convexly equipped with fixture block 31, fixture block 31 on the side wall 33 of driving assembly 1
With the position that the first positioning region 5 abuts, and tenses tep reel 2 at this time back-moving spring 4 is stretched certain length, produces
Certain pulling force, but since fixture block 31 is abutted with the first positioning region 5, back-moving spring 4, which can not pull, to be tensed seat 3 and rotates；At this point,
The position for tensing tep reel 2 makes notch section 21 and tenses the bottom formation accommodating chamber of seat 3, and strap can pass through the accommodating chamber.
It when tensing tep reel 2 and rotating, tenses tep reel 2 and drives and tense seat 3 and back-moving spring 4 and rotate, so that fixture block 31 and the
The separation of one positioning region 5.In isolated moment, what tension seat 3 penetrated in the pulling force effect of back-moving spring 4 and tension seat 3 is beaten
Under the gravity of band, it is that axis carries out opposite deflection with pin shaft 7, makes the circumferential area of tension seat 3 and tension tep reel 2 by strap
It clamps.
The course of work of strap tightening device provided by the utility model are as follows:
Step 1: the preparation stage
It tenses tep reel 2 and be in certain position, at this point, towards being convexly equipped on the side wall 33 of driving assembly 1 on tension seat 3
Fixture block 31 abutted with the first positioning region 5, tense tep reel 2 and back-moving spring 4 be stretched certain length, produce certain
Pulling force, guarantee at this time tense tep reel 2 position make notch section 21 and tense seat 3 bottom formed accommodating chamber, strap energy
Across the accommodating chamber.
Strap is penetrated in accommodating chamber, the other side of strap tightening device is equipped with the other assemblies of packing process, this
Strap is bundled on workpiece to be packaged by a little components, and by connecting between strap and strap tightening device, i.e., originally
The strap tightening device and other assemblies that utility model provides are tightened by strap in linkage status.Particularly,
Strap is in loose condition (of surface) at this time.
Step 2: the tightening stage
Rotary drive assembly 1 provides driving force and rotates in one direction, for being rotated clockwise in Fig. 1, rotation driving
Component 1, which drives, tenses the rotation of tep reel 2, and the tension drive of tep reel 2 tenses seat 3 and back-moving spring 4 rotates.At this point, fixture block 31 and first
Positioning region 5 separates, and in isolated moment, tenses seat 3 under the pulling force effect of back-moving spring 4, and it is opposite to be that axis carries out with pin shaft 7
Deflection clamps the circumferential area for tensing seat 3 and tension tep reel 2 by strap.I.e. strap is clamped at and tenses seat 3 at this time
It is interior, it is rotated with the rotation for tensing tep reel 2, realizes the tightening to strap.
At this point, strap is pulled with the rotation of tep reel 2 is tensed, so that strap is tightened up, it is to be packaged in other assemblies
Workpiece on strap be tightened up, other assemblies by strap at this time be fixed cutting etc. other processing, complete to treat
The packing of the workpiece of packaging.
It is anticipated that ground is, the tension tep reel 2 for tightening the stage only needs to rotate a lesser angle, realizes strap quilt
Tension, and the control for tensing the rotation of tep reel 2 is realized by the angle control of the servo motor 11 in rotary drive assembly 1
's.
Meanwhile after strap is tightened up, it is also necessary to be discharged to strap, i.e., strap is needed to next wait beat
The workpiece of packet is packaged next time when, first the strap on a upper workpiece is discharged.
Step 3: the release stage
For rotating counterclockwise in Fig. 1, rotary drive assembly 1, which drives, tenses the rotation of tep reel 2, tenses the drive of tep reel 2 and draws
Tight seat 3 and back-moving spring 4 rotate, tense the fixture block 31 on seat 3 during rotation by the first positioning region 5 blocking and be in
Relative static conditions.It continues to rotate at this point, tensing tep reel 2, slowly stretches back-moving spring 4, and slowly with tension tep reel 2
Rotation will be pressed on the strap for tensing the bottom of seat 3 and discharge, and notch section 21, which is slowly transferred to, tenses seat 3, until being restored to first
The state of accommodating chamber is formed on the bottom of notch section 21 and tension seat 3 in step.The process of this rotation is by rotary drive assembly 1
Servo motor 11 angle control realize.
It is anticipated that ground is, after the completion of third step, entire strap tightening device is restored to the preparation stage of the first step, energy
Enough so that entire strap tightening device is in recurrent state.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment here, is able to carry out for a person skilled in the art various apparent
Variation is readjusted and is substituted without departing from the protection scope of the utility model.Therefore, although by above embodiments to this
Utility model is described in further detail, but the utility model is not limited only to above embodiments, is not departing from this reality
It can also include more other equivalent embodiments in the case where with novel design, and the scope of the utility model is by appended power
Sharp claimed range determines.
Claims (10)
1. a kind of strap tightening device characterized by comprising
Rotary drive assembly (1)；
It tenses tep reel (2), is arranged on the output shaft of the rotary drive assembly (1), is arranged on tension tep reel (2) periphery
Jagged portion (21)；
It tenses seat (3), is rotatably arranged on the tension tep reel (2), the notch section (21) and tension seat (3)
The accommodating chamber passed through for strap is formed on bottom；
Back-moving spring (4), the both ends of the back-moving spring (4) are separately fixed at the tension tep reel (2) and the tension seat (3)
On, for deflecting the tension seat (3) relative to the notch section (21).
2. strap tightening device according to claim 1, which is characterized in that further include the first positioning region (5), the drawing
The fixture block (31) that can be abutted with first positioning region (5) is convexly equipped on tight seat (3).
3. strap tightening device according to claim 2, which is characterized in that the rotary drive assembly (1) with it is described
It tenses and is provided with mounting plate (6) between tep reel (2), after the output shaft of the rotary drive assembly (1) passes through the mounting plate (6)
It is fixed with the tension tep reel (2), first positioning region (5) is provided on the mounting plate (6).
4. strap tightening device according to claim 2, which is characterized in that the tension seat (3) is U-shaped, including bottom
Wall (32) and the two side walls (33) being symmetricly set on the bottom wall (32), the tension seat (3) and the tension tep reel (2)
Between by pin shaft (7) be rotatablely connected.
5. strap tightening device according to claim 4, which is characterized in that be provided on the tension tep reel (2)
One positioning column (81) is provided with the second positioning column (82) on the tension seat (3), and the both ends of the back-moving spring (4) are solid respectively
It is scheduled on first positioning column (81) and second positioning column (82).
6. strap tightening device according to claim 3, which is characterized in that the rotary drive assembly (1) include according to
Servo motor (11), speed reducer (12) and the interconnecting piece of secondary connection, the end of the interconnecting piece is connected with mounting plate (6), described
The bearing (13) that multiple output ends with the speed reducer (12) are socketed is provided in interconnecting piece.
7. strap tightening device according to claim 4, which is characterized in that be arranged on the bottom wall (32) flexible
Part (9), the strap can be pressed on the elastic component (9).
8. strap tightening device according to claim 2, which is characterized in that the notch section (21) is along the tension
The axis direction of tep reel (2) cuts to be formed.
9. strap tightening device according to claim 6, which is characterized in that be additionally provided on the mounting plate (6)
Two positioning regions (10), second positioning region (10) and output end center of first positioning region (5) about speed reducer (12)
Symmetrically.
10. strap tightening device according to claim 9, which is characterized in that first positioning region (5) and second is determined
Position portion (10) is the screw being tightened on the mounting plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053860.1U CN208715551U (en) | 2018-07-04 | 2018-07-04 | A kind of strap tightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053860.1U CN208715551U (en) | 2018-07-04 | 2018-07-04 | A kind of strap tightening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208715551U true CN208715551U (en) | 2019-04-09 |
Family
ID=65972584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821053860.1U Expired - Fee Related CN208715551U (en) | 2018-07-04 | 2018-07-04 | A kind of strap tightening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208715551U (en) |
-
2018
- 2018-07-04 CN CN201821053860.1U patent/CN208715551U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.1999 Minxiang Road, high tech Zone, Zibo City, Shandong Province Patentee after: National thin film solar technology (Zibo) Co.,Ltd. Address before: No.1999 Minxiang Road, high tech Zone, Zibo City, Shandong Province Patentee before: SHANDONG ZIBO HANERGY THIN FILM SOLAR CELL Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |