CN208516663U - A kind of silk volume quick fetching device for woven bag production - Google Patents
A kind of silk volume quick fetching device for woven bag production Download PDFInfo
- Publication number
- CN208516663U CN208516663U CN201821054306.5U CN201821054306U CN208516663U CN 208516663 U CN208516663 U CN 208516663U CN 201821054306 U CN201821054306 U CN 201821054306U CN 208516663 U CN208516663 U CN 208516663U
- Authority
- CN
- China
- Prior art keywords
- silk
- slot
- volume
- silk volume
- woven bag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 abstract description 13
- 230000001427 coherent effect Effects 0.000 abstract description 3
- 238000005491 wire drawing Methods 0.000 description 14
- 239000004568 cement Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000005012 migration Effects 0.000 description 4
- 238000013508 migration Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009941 weaving Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Treatment Of Fiber Materials (AREA)
Abstract
The utility model discloses a kind of silks for woven bag production to roll up quick fetching device, comprising: support plate, multiple volume slots and multiple connecting plates;Silk volume slot is movably arranged in support plate, and the silk volume slot is arc groove for placing silk volume;Silk volume slot one end is equipped with end slot wall, and end slot wall center is equipped with U-shaped mouth;The connection board ends connect adjacent silk volume slot, and connection board ends can be rotated around its midpoint for adjusting the spacing between silk volume slot.The advantage is that: can be realized while accepting multiple volumes from receipts silk equipment, then multiple are rolled up while being placed into and is taken in equipment, substantially increases the pick-and-place efficiency of silk volume;And the spacing between silk volume slot is adjustable, can continue the placement of silk volume after the completion of collecting silk volume, no longer needs in addition place silk volume midway, keeps the process for collecting silk volume and placement silk volume coherent, further increases pick-and-place efficiency.
Description
Technical field
The utility model relates to woven bag production fields, and in particular to a kind of silk volume quick fetching for woven bag production
Device.
Background technique
The production procedure of woven bag includes wire drawing and circular woven step.Drawing step be liquid plastic cement is drawn into plastic cement silk with
Circular woven process is carried out to plastic cement silk for subsequent.It needs to carry out receipts silk to plastic cement silk after the completion of drawing step.Existing receipts silk
Equipment is the brandreth for being equipped with multiple wire drawing shafts, and wire drawing shaft drives silk to roll up quick rotation, completes the receipts silk to plastic cement silk.Receive silk
Equipment is equipped with the wire drawing shaft of multiple lines and multiple rows, and the equipment of taking of circular weaving machine is taken an axis equipped with multiple lines and multiple rows, completed receiving silk
Afterwards, silk is rolled into row arrayed in columns on receiving silk equipment.Circular woven step takes receipts silk device structure phase of the equipment with drawing step
Seemingly.In woven bag actual production process, need that silk migration volume the taking in equipment to circular weaving machine in silk equipment will be received, by justifying
Loom is circular woven to silk volume progress, plastic cement silk is woven into finished product of braided bag, circular woven process, which then needs to roll up to turn on by silk, becomes strip
Plastic cement silk.Existing silk migration volume method is manually to take down multiple volumes from wire drawing shaft one by one, then silk volume is transported
It takes at equipment, silk volume is placed into takes in equipment one by one.This silk migration volume method is time-consuming and laborious, is unfavorable for improving production
Efficiency.
Utility model content
In order to solve the above-mentioned problems of the prior art, the utility model aim is to provide a kind of raw for woven bag
The silk of production rolls up quick fetching device.
A kind of silk for woven bag production described in the utility model rolls up quick fetching device, comprising: support plate, multiple
Silk volume slot and multiple connecting plates;Silk volume slot is movably arranged in support plate, and the silk volume slot is arc groove for placing silk volume;Institute
It states silk volume slot one end and is equipped with end slot wall, end slot wall center is equipped with U-shaped mouth;The connection board ends connect adjacent silk
Slot is rolled up, connection board ends can be rotated around its midpoint for adjusting the spacing between silk volume slot.
Preferably, the support plate is equipped with guide rail along support plate extending direction, and the silk volume slot moves along the rail.
Preferably, position corresponding with guide rail is equipped with sliding part in the middle part of the silk volume slot, and the sliding part is mutually fitted with guide rail
Match.
Preferably, the one end of slot far from end slot wall is rolled up in the silk extend the slot for being equipped with and being connected with connecting plate rotation to two sides
Ear.
Preferably, a connecting rod is additionally provided with for connecting the midpoint of the multiple connecting plate.
Preferably, strut is equipped with far from the side of end slot wall in the support plate;The connecting rod is set on strut, connecting rod
Moving back and forth on strut drives the midpoint of connecting plate to vertically move.
Preferably, limiting section is additionally provided with for limiting to movement of the connecting rod on strut.
A kind of silk for woven bag production described in the utility model rolls up quick fetching device, the advantage is that, can
It realizes and simultaneously accepts multiple volumes from receipts silk equipment, then multiple are rolled up while being placed into and is taken in equipment.It greatlys save
Manpower and the time needed for silk migration volume process.And between silk volume quick fetching device silk volume slot described in the utility model
Spacing is adjustable, can be after the completion of collecting silk volume, and directly adjusting silk rolls up the spacing between slot, is adjusted to and is taken between an axis
Away from equal, directly silk volume can be placed into and taken on an axis, no longer needed to silk rolling up midway and in addition place, make to collect silk volume and place
The process of silk volume is coherent, further improves the pick-and-place efficiency of silk volume, silk volume separation is adjustable to take the silk volume quickly
Putting device can be adapted for the receipts silk of different size and takes equipment.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of silk volume quick fetching device for woven bag production described in the utility model.
Fig. 2 is that a kind of silk volume quick fetching device for woven bag production described in the utility model faces partial structurtes
Schematic diagram.
Fig. 3 is a kind of vertical view partial structurtes of silk volume quick fetching device for woven bag production described in the utility model
Schematic diagram.
Fig. 4 is a kind of isometric view of silk volume quick fetching device for woven bag production described in the utility model
Partial schematic diagram.
Description of symbols: 1- support plate, 11- guide rail, 2- volume slots, 21- end slot wall, 22-U type mouth, 23- slot ears, 3-
Connecting plate, 4- sliding part, 5- volumes, 6- strut, 7- connecting rod, 8- limiting sections.
Specific embodiment
As shown in Figures 1 to 4, a kind of silk for woven bag production described in the utility model rolls up quick fetching device, packet
It includes: support plate 1, multiple volume slots 2 and multiple connecting plates 3.Silk volume slot 2 is movably arranged in support plate 1, is extended along support plate 1
Direction moves back and forth.Silk volume slot 2 is arc groove for placing silk volume 5.Silk volume slot 2 is equipped with end slot wall 21,21 centre bit of end slot wall
U-shaped mouth 22 is installed.Connecting plate 3 is used to connect adjacent silk volume slot 2;3 both ends of connecting plate connect adjacent silk volume slot 2, both ends
It can be rotated around its midpoint.Support plate 1 is the rectangle steel plate that a long side length is much larger than short side, and activity is set in support plate 1
Multiple volume slots 2 are set, multiple volume slots 2 are arranged along 1 long side of support plate, and silk is rolled up slot 2 and extended along 1 short side of support plate, and silk rolls up slot 2
Development length is greater than silk and rolls up 5 length.Silk volume slot 2 is semicircle type groove, and size, which is adapted for placement silk volume 5 with silk volume 5, puts silk volume 5
It sets concentric with end slot wall 21 when on silk volume slot 2.Silk volume 2 one end of slot is equipped with end slot wall 21, and 21 medium position of end slot wall is to recessed
It falls into and forms U-shaped mouth 22, the width of U-shaped mouth 22 is greater than wire drawing shaft and takes the diameter of axle of an axis.Connecting plate 3 by equal length two parts
Rotation connection composition, 3 both ends of connecting plate are equipped with through-hole.Connecting plate 3 is used to connect adjacent silk volume slot 2, makes between silk volume slot 2
Spacing can be adjusted by adjusting 3 midpoint vertical height of connecting plate.It is described in the utility model it is a kind of for woven bag production
Silk volume quick fetching device is moved to 5 lower section of silk volume being arranged in rows, is parallel to silk when collecting silk volume 5 from receipts silk equipment
Rolling up 5 orientation campaigns makes end slot wall 21 reach silk volume 5 and receives the underface in the gap between silk equipment.Movement vertically upward is originally
Device makes wire drawing shaft enter U-shaped mouth 22, when wire drawing shaft reaches U-shaped 22 bottom of mouth, makes the present apparatus along far from the side for receiving silk equipment
To movement, 21 pairs of silk volumes 5 of end slot wall apply direction far from the power for receiving silk equipment, and end slot wall 21 drives silk volume 5 to be detached from wire drawing shaft,
Silk volume 2 support silk of slot volume 5, which leaves, receives silk equipment.Multiple volume slots 2 being arranged in support plate 1 can be simultaneously according to above-mentioned principle
Multiple volumes 5 are detached from from wire drawing shaft, realize while collecting multiple volumes 5.It is described in the utility model a kind of for woven bag
Silk is rolled up silk volume 5 centers of circle alignment on slot 2 and taken by the silk volume quick fetching device of production when silk volume 5 to be placed on circular weaving machine
Silk axis after an axis is taken in 5 centers of circle alignment of silk volume, keeps the present apparatus mobile close to equipment is taken.5 centers of circle of silk volume, which pass through, takes an axis, is holding
Cell wall 21 touches take equipment after, the present apparatus is moved vertically downward, silk volume 5, which is taken the effect of a thread axis and rolls up slot 2 with silk, to be separated.?
Multiple volumes 5 can be placed into simultaneously according to above-mentioned principle and take in equipment by multiple volume slots 2 being arranged in support plate 1.Even
Fishplate bar 3 keeps the spacing between silk volume slot 2 adjustable.It can collect and put simultaneously by multiple volume slots 2 being arranged in support plate 1
Multiple volumes 5 are set, and collects and it is not necessary that silk volume 5 is being transferred to other positions, i.e., collects completion in silk volume 5 in placement process
Afterwards, silk roll up 5 arrangement in a row in support plate 1, at this time only need to silk roll up slot 2 between spacing be adjusted, be adjusted to
That takes equipment takes a between centers every equal, can quickly simultaneously be placed into multiple volumes 5 and take in equipment.The present apparatus not only may be used
Quickly to collect and place simultaneously multiple volumes 5, moreover it is possible to will collect and link up with two steps of placement, without rolling up silk in 5
In addition way is placed, the pick-and-place efficiency of silk volume 5 is further improved.
Support plate 1 is equipped with guide rail 11, and silk volume slot 2 is moved along guide rail 11.Guide rail 11 be one on 1 surface of support plate to recessed
Sunken groove is oriented parallel to the long side of support plate 1, so that silk volume slot 2 is parallel to 1 long side of support plate along guide rail 11 and moves.
Silk volume 2 medium position of slot extends along the direction far from silk volume slot 2 is equipped with sliding part 4, and sliding part 4 is suitable with 11 phase of guide rail
Match.It extends downwardly in silk volume 2 medium position of slot equipped with sliding part 4, sliding part 4 is adapted with guide rail 11.Sliding part 4 and guide rail 11
Contact with each other position smooth treatment, reduces frictional force when sliding part 4 and 11 relative motion of guide rail.Silk volume slot 2 is arc groove, no
Easily with 11 cooperative movement of guide rail, it is extended sliding part 4, with sliding part 4 and guide rail 11, sliding part 4 drives silk to roll up 2 edge of slot
Guide rail 11 moves.And the setting of sliding part 4 can also share gravity suffered by silk volume slot 2 in silk volume 2 medium position of slot.
It rolls up the one end of slot 2 far from end slot wall 21 in silk to extend to two sides equipped with slot ear 23, slot ear 23 is equipped with through-hole.Slot ear
The through-hole on through-hole and connecting plate 3 on 23 is rotated by axis to be connected, and through-hole rotation of the connecting plate 3 on slot ear 23 is allow.
The rotation connection of the through-hole of connecting plate 3 and slot ear 23 rolls up slot 2 for connecting adjacent silk.When the midpoint of connecting plate 3 moves up and down,
It drives silk to roll up slot 2 by slot ear 23 to move along guide rail 11, and then changes the spacing between silk volume slot 2.
Support plate 1 is equipped with strut 6 far from the side that position is arranged in end slot wall 21, and connecting rod 7, connecting rod 7 are arranged on strut 6
It is moved back and forth on strut 6.Connecting rod 7 connects the midpoint of multiple connecting plates 3.Connecting rod 7 is the stock that a both ends are equipped with through-hole, described
Through-hole aperture is adapted with 6 bar diameter of strut.It is tapped on strut 6.The setting of strut 6 is at 1 both ends of support plate, far from end slot wall 21
Side.The setting of slot ear 23, far from 21 one end of end slot wall, rolls up 5 length since the development length of silk volume slot 2 is greater than silk in silk volume slot 2,
I.e. for slot ear 23 after silk volume 2 support silk of slot volume 5, it is poor that there are horizontal distances between silk volume 5.Connecting plate 3 is connected by slot ear 23
Adjacent silk rolls up slot 2, and connecting rod 7 connects the midpoint of multiple connecting plates 3, i.e., after silk volume 5 is placed on silk volume slot 2, between connecting rod 7
It is poor that there are horizontal distances.When connecting rod 7 and silk volume 5 are there are when horizontal distance difference, connecting rod 7 will not roll up 5 in fetching process to silk
Movement generates interference, while having evaded the wire drawing shaft for arrayed in columns of embarking on journey and having taken the interference that an axis moves back and forth connecting rod 7.Setting
Strut 6 and the connecting rod 7 moved back and forth on strut 6, connecting rod 7 are connected to the midpoint of connecting plate 3.Through connecting rod 7 on strut 6
It moves up and down, and then the midpoint of connecting plate 3 is driven to move up and down, connecting plate 3 drives silk volume slot 2 to be parallel to support plate along guide rail 11
The movement of 1 long side, and then change the spacing between silk volume slot 2.And connecting rod 7 connects while connecting the midpoint of multiple connecting plates 3, connecting rod
7 can drive multiple connecting plates 3 to move simultaneously when moving up and down, and then move multiple volume slots 2 along guide rail 11 simultaneously, simultaneously
Change the spacing between multiple volume slots 2, and the spacing variation between multiple volume slots 2 is equal.One kind described in the utility model
Silk for woven bag production rolls up quick fetching device, connects adjacent silk volume slot 2 by the way that connecting plate 3 is arranged, then be arranged up and down
The connecting rod 7 of movement connects the midpoint of multiple connecting plates 3, realizes that connecting rod 7 passes through while the midpoint of multiple connecting plates 3 being driven to move,
And then realize the purpose for changing simultaneously multiple volume 2 spacing of slot.Make a kind of silk for woven bag production described in the utility model
Rolling up quick fetching device can be according to the spacing between different production environments adjusting silk volume slot 2, and silk volume 5 is being set from silk is received
After above removing, without taking down silk volume 5 from silk volume slot 2, silk directly can be rolled up into the spacing between slot 2 and pass through aforesaid operations
It adjusts with principle to take the spacing of an axis equal with equipment is taken, silk directly can be rolled up 5 and be placed into take and carry out taking silk on an axis
Step.Reduce the step of placing 5 midway of silk volume, further improves the pick-and-place efficiency of silk volume 5.
Limiting section 8 is additionally provided with for limiting to movement of the connecting rod 7 on strut 6.It is tapped on strut 6, limit
Portion 8 selects compatible with strut 6 nut, is separately positioned on the link position after connecting rod 7 is connect with strut 6 or more, is used for pair
Connecting rod 7 is limited.It is threadedly coupled reliable and stable, the convenient disassembly when adjusting the relative position of connecting rod 7 and strut 6.It is needing
Nut is unclamped when adjusting the vertical height of connecting rod 7, the vertical height of connecting rod 7 is adjusted, nut is tightened after adjusting, nut is solid
Determine the relative position of connecting rod 7 and strut 6, and then fixes the spacing between silk volume slot 2.
When using a kind of silk volume quick fetching device pick-and-place silk volume 5 for woven bag production described in the utility model,
The present apparatus is moved to 5 lower section of silk volume being arranged in rows, being parallel to silk 5 orientation campaigns of volume makes end slot wall 21 reach silk volume 5
With the underface for receiving the gap between silk equipment.The present apparatus is moved vertically upward, so that wire drawing shaft is entered U-shaped mouth 22, in wire drawing shaft
When reaching U-shaped 22 bottom of mouth, move the present apparatus along far from the direction for receiving silk equipment, it is remote that 21 pairs of silk volumes 5 of end slot wall apply direction
From the power for receiving silk equipment, end slot wall 21 drives silk volume 5 to be detached from wire drawing shaft, and silk volume 2 support silk of slot volume 5, which leaves, receives silk equipment.This
Support silk volume 5 is arranged in parallel in support plate 1 on Shi Sijuan slot 2, and the present apparatus is transferred to and is taken at equipment, by adjusting connecting rod
7 move up and down, and then adjust silk volume slot 2 between spacing, by silk roll up slot 2 between spacing adjust to take a distance between axles phase
Deng.It silk is rolled up into the silk on slot 2 rolls up the alignment of 5 centers of circle and take an axis, silk is rolled up after the alignment of 5 centers of circle takes an axis, sets the present apparatus close to taking silk
It is standby mobile.5 centers of circle of silk volume, which pass through, takes an axis, after end slot wall 21 touches and takes equipment, the present apparatus is moved vertically downward, silk
Volume 5 is taken an axis effect and is separated with silk volume slot 2.The present apparatus is taken into equipment from removal below an axis is taken.Silk 5 fetching process of volume are complete
At.A kind of silk volume quick fetching device for woven bag production described in the utility model can pick and place multiple volumes 5 simultaneously, and
During collecting silk volume 5 and placing silk volume 5, silk volume 5 is removed from silk volume slot 2 without midway, can directly adjust silk volume
Spacing between slot 2, then silk volume 5 is placed into and is taken in equipment.Keep the process for collecting and placing silk volume 5 coherent, further mentions
The efficiency that high silk volume 5 picks and places, and spacing between silk volume slot 2 is adjustable that the present apparatus can be made to can be suitably used for different building rings
Border.
For those skilled in the art, it can make other each according to the above description of the technical scheme and ideas
The corresponding change of kind and deformation, and all these changes and deformation all should belong to the guarantor of the utility model claims
Within the scope of shield.
Claims (7)
1. a kind of silk for woven bag production rolls up quick fetching device characterized by comprising support plate (1), multiple volumes
Slot (2) and multiple connecting plates (3);Silk volume slot (2) is movably arranged on support plate (1), and silk volume slot (2) is used for for arc groove
Place silk volume (5);Silk volume slot (2) one end is equipped with end slot wall (21);End slot wall (21) center is equipped with U-shaped mouth
(22);Connecting plate (3) both ends connect adjacent silk volume slot (2), and connecting plate (3) both ends can be rotated around its midpoint for adjusting
Spacing between silk volume slot (2).
2. a kind of silk for woven bag production rolls up quick fetching device according to claim 1, which is characterized in that the branch
Fagging (1) is equipped with guide rail (11) along support plate (1) extending direction, and silk volume slot (2) moves along guide rail (11).
3. a kind of silk for woven bag production rolls up quick fetching device according to claim 2, which is characterized in that the silk
It rolls up position corresponding with guide rail (11) in the middle part of slot (2) and is equipped with sliding part (4), the sliding part (4) is adapted with guide rail (11).
4. a kind of silk for woven bag production rolls up quick fetching device according to claim 1, which is characterized in that described
The one end of silk volume slot (2) far from end slot wall (21) extends the slot ear (23) being equipped with connecting plate (3) rotation connection to two sides.
5. a kind of silk for woven bag production rolls up quick fetching device according to claim 1, which is characterized in that be additionally provided with
One connecting rod (7) is used to connect the midpoint of the multiple connecting plate (3).
6. a kind of silk for woven bag production rolls up quick fetching device according to claim 5, which is characterized in that described
Support plate (1) is equipped with strut (6) far from the side of end slot wall (21);The connecting rod (7) is set on strut (6), and connecting rod (7) exists
Moving back and forth on strut (6) drives the midpoint of connecting plate (3) to vertically move.
7. a kind of silk for woven bag production rolls up quick fetching device according to claim 6, which is characterized in that be additionally provided with
Limiting section (8) is for limiting movement of the connecting rod (7) on strut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821054306.5U CN208516663U (en) | 2018-07-04 | 2018-07-04 | A kind of silk volume quick fetching device for woven bag production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821054306.5U CN208516663U (en) | 2018-07-04 | 2018-07-04 | A kind of silk volume quick fetching device for woven bag production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208516663U true CN208516663U (en) | 2019-02-19 |
Family
ID=65338110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821054306.5U Expired - Fee Related CN208516663U (en) | 2018-07-04 | 2018-07-04 | A kind of silk volume quick fetching device for woven bag production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208516663U (en) |
-
2018
- 2018-07-04 CN CN201821054306.5U patent/CN208516663U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107585547B (en) | Bracket-free high-voltage battery installation tool | |
| CN106364711A (en) | Adjustable material receiving device for round bars | |
| CN105858236B (en) | A kind of adjustable material collecting device of double copper rod and its application method | |
| CN104108607A (en) | Glass rack | |
| CN210260170U (en) | Assembly line for conveying main board | |
| CN109015460A (en) | A kind of fixture convenient for overturning flat cold-rolled sheet | |
| CN208516663U (en) | A kind of silk volume quick fetching device for woven bag production | |
| CN206367857U (en) | A kind of stamping parts of automobile die-cut line absorption feeding device | |
| CN107856146A (en) | Composite board automatic nail beating device | |
| CN202163721U (en) | Pipe collecting rack and pipe conveying and collecting device | |
| CN105568596B (en) | A kind of cloth milling train with aqueous collection device | |
| CN111573396A (en) | Roll-to-roll winding and unwinding equipment | |
| CN108584551A (en) | A kind of silk for woven bag production rolls up quick fetching device | |
| CN210677571U (en) | Steel welding production line overturning and shifting device | |
| CN207807976U (en) | Composite board automatic nail beating device | |
| CN208772960U (en) | A kind of iron pipe part pressing machine | |
| CN208601376U (en) | A kind of mechanical equipment bearing roller detection fixture | |
| CN208360895U (en) | A kind of rack of large size slabstone | |
| CN219822918U (en) | Large-size glass cover plate integral inverted frame basket | |
| CN207129901U (en) | A kind of frame hoisting frame | |
| CN205270662U (en) | Conveying mechanism of automatic foot equipment of bending of resistance | |
| CN205438740U (en) | Panel cutting platform device | |
| CN205151349U (en) | Unhairing advances cloth holder | |
| CN210718514U (en) | Cloth pre-drying frame | |
| CN208217189U (en) | A kind of automatic labeling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 Termination date: 20210704 |