CN206985278U - A kind of non-return mechanism for printing waiting device - Google Patents
A kind of non-return mechanism for printing waiting device Download PDFInfo
- Publication number
- CN206985278U CN206985278U CN201720686484.9U CN201720686484U CN206985278U CN 206985278 U CN206985278 U CN 206985278U CN 201720686484 U CN201720686484 U CN 201720686484U CN 206985278 U CN206985278 U CN 206985278U
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- China
- Prior art keywords
- ratchet
- plate group
- fixed plate
- roller
- discharge roller
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Abstract
The utility model discloses a kind of non-return mechanism for printing waiting device, including frame, feed roller and discharge roller are provided with frame, gravity-roller is provided between the feed roller and discharge roller, described discharge roller one end is provided with ratchet, and the ratchet engaged with ratchet is provided with above the ratchet.This programme uses new mechanical structure, and for discharge roller when feeding, ratchet does not affect the rotation of ratchet so that printer belt can be transmitted normally, and gravity-roller moves up；When feed roller is fed, gravity-roller is moved down, and printer belt is tensioned, and ratchet is pushed against among the ratchet of ratchet so that discharge roller will not reversely rotate, and the printer belt on discharge roller keeps stable, and transmit process can be smoothed out.
Description
Technical field
A kind of spare and accessory parts of printing machine are the utility model is related to, more particularly to a kind of non-return mechanism for printing waiting device.
Background technology
The conveying to product progress interval is needed in the printing process of rotor machine, it is entered when product is static with facilitating
Row printing.
Notification number is that CN204701263U Chinese patent discloses a kind of shearing device of continuous printing, including machine
Frame, there is guide roller stand in frame, there is color mark sensor at the rear of guide roller stand, and there are feeding roller, feeding roller rear in color mark sensor rear
There is cutting knife.Printer belt is after the good style of press printing above, by the transmission of the deflector roll on guide roller stand, by colour code
Sensor, after color mark sensor senses corresponding decorative pattern, printer belt is continued to transmit rearward by feeding roller, is sent to cutting knife position
Put, cutting knife comes into operation, and upper lower cutter automatically cuts off printer belt.
Above-mentioned utility model automatically adjusts printer belt tensioning by the gravity of the 4th deflector roll and machine starting switch is cut in control
Control, but the gravity of the 4th deflector roll itself of above-mentioned utility model can play to the upper printer belt of the 3rd deflector roll and pull and support work
With so that feeding roller is in non-feeding still by reverse pulling force so that printer belt easily moves backward from feeding roller, no
Beneficial to being smoothed out for transmit process.
Utility model content
The purpose of this utility model is to provide a kind of non-return mechanism for printing waiting device, passes through the setting of ratchet and ratchet
So that discharge roller will not reversely rotate, the printer belt on discharge roller can be transported stably.
Above-mentioned technical purpose of the present utility model technical scheme is that：One kind printing waiting device
Non-return mechanism, including frame, be provided with feed roller and discharge roller in frame, weight be provided between the feed roller and discharge roller
Power roller, described discharge roller one end are provided with ratchet, the ratchet engaged with ratchet are provided with above the ratchet.
By using above-mentioned technical proposal, for discharge roller when feeding, ratchet does not affect the rotation of ratchet so that
Printer belt can be transmitted normally, and gravity-roller moves up；When feed roller is fed, gravity-roller is moved down, and printer belt is tensioned, and
Ratchet is pushed against among the ratchet of ratchet so that discharge roller will not reversely rotate, and the printer belt on discharge roller keeps stable, transmission
Process can be smoothed out.
The utility model is further arranged to：Fixed plate group is provided with above the ratchet, is set in the fixed plate group
There is rotating shaft, the ratchet is connected with axis of rotation.
By using above-mentioned technical proposal, ratchet can rotate around the axis, ratchet can under the Action of Gravity Field of itself with
The ratchet of ratchet contradicts, and plays non-return effect.
The utility model is further arranged to：Torsion spring is arranged with the rotating shaft, the fixed plate group is close to the one of rotating shaft
Side is provided with limited block, and the one end contradicts with ratchet, and the other end contradicts with the limited block.
By using above-mentioned technical proposal, ratchet is pushed using torsion spring so that ratchet is pushed against on the ratchet of ratchet, from
And also it is difficult to the ratchet for departing from ratchet in the case of vibrations even if ratchet, improve the stability between ratchet and ratchet.
The utility model is further arranged to：Both sides in the rotating shaft positioned at ratchet offer annular groove, in the annular groove
It is embedded with jump ring.
By using above-mentioned technical proposal, axial location of the ratchet in rotating shaft is fixed by jump ring, so as to real
Existing ratchet and the axially-fixed and radial of rotating shaft are rotatablely connected, and jump ring is readily disassembled so that ratchet is also easily removable, so as to convenient
Replacement operation to ratchet.
The utility model is further arranged to：It is provided with the fixed plate group for printer belt to be pushed against into discharge roller
Rubber rollers.
By using above-mentioned technical proposal, printer belt is pushed against on discharge roller by rubber rollers so that when printer belt
When unloading position in the vertical direction changes, printer belt can still be carried out by discharge roller spacing.
The utility model is further arranged to：Installing plate group, the installation are provided between the fixed plate group and frame
It is rotatablely connected between plate group and fixed plate group by bearing pin, is equipped with and is used for installing plate group and fixed plate in the fixed plate group
The caging bolt that group is fixedly connected.
By using above-mentioned technical proposal, when the thickness of printer belt changes, rubber can be adjusted by rotating fixed plate group
The distance between rubber roll and discharge roller so that printer belt is still pushed against on discharge roller.
The utility model is further arranged to：The fixed plate group offers groove close to one end of installing plate group, described
Installing plate group is contradicted with forming the madial wall of the groove, and arc-shaped through-hole, the caging bolt are offered in the fixed plate group
Arc-shaped through-hole is fed through, the caging bolt both ends are threaded with clamp nut.
By using above-mentioned technical proposal, friction between fixed plate group and installing plate group can be increased by tightening clamp nut
Power, so as to which fixed plate group can keep being fixedly connected with installing plate group.
The utility model is further arranged to：The arc-shaped through-hole to bearing pin distance be equal to caging bolt to bearing pin away from
From.
By using above-mentioned technical proposal, caging bolt can turn together with fixed plate group when fixed plate group is rotated
Dynamic, the path that arc-shaped through-hole rotates with caging bolt overlaps so that fixed plate group can rotate together with caging bolt.
In summary, the utility model has the advantages that：It will be printed by the setting of fixed plate group and rubber rollers
Band is pushed against on discharge roller so that discharge roller can carry out spacing to printer belt all the time；Pass through the setting of ratchet and ratchet so that
When discharge roller is in feeding, ratchet does not affect the rotation of ratchet, and printer belt can be transmitted normally, fed
Roller feed when, ratchet is pushed against among the ratchet of ratchet, discharge roller will not gravity-roller pull and support effect under reversely rotate, improve
The stability of transmit process.
Brief description of the drawings
Fig. 1 is the general assembly structural representation for the non-return mechanism for printing waiting device；
Fig. 2 is the attachment structure schematic diagram of fixed plate group and installing plate group;
Fig. 3 is ratchet and the attachment structure split schematic diagram of rotating shaft.
In figure：1st, frame；2nd, feed roller；3rd, discharge roller；4th, gravity-roller；5th, slide rail；6th, installing plate group；7th, fixed plate group；
8th, groove；9th, bearing pin；10th, caging bolt；11st, arc-shaped through-hole；12nd, clamp nut；13rd, rubber rollers；14th, limited block；15th, turn
Axle；16th, ratchet；17th, torsion spring；18th, annular groove；19th, jump ring；20th, ratchet.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, a kind of non-return mechanism for printing waiting device, including frame 1, charging is provided with frame 1
Roller 2, discharge roller 3 and gravity-roller 4, slide rail 5 is vertically provided between feed roller 2 and discharge roller 3, gravity-roller 4 slides
It is arranged on slide rail 5, printer belt introduces first above feed roller 2, around the lower section of gravity-roller 4, finally draws above discharge roller 3
Go out, under interaction of the gravity-roller 4 with printing belt tension, gravity-roller 4 can slide up and down along slide rail 5.
Installing plate group 6 is provided with above frame 1, fixed plate group 7, fixed plate group 7 one are rotatably connected in installing plate group 6
End offers groove 8, and installing plate group 6 is contradicted with forming the madial wall of the groove 8, and bearing pin 9 is equipped with groove 8, bearing pin 9
It is rotatablely connected with installing plate group 6 and fixed plate group 7 so that installing plate group 6 is rotatablely connected with fixed plate group 7, in fixed plate group 7
Arc-shaped through-hole 11 is offered, the caging bolt 10 through arc-shaped through-hole 11 is equipped with fixed plate group 7, arc-shaped through-hole 11 arrives bearing pin
9 distance be equal to caging bolt 10 arrive bearing pin 9 distance so that when fixed plate group 7 is rotated caging bolt 10 understand with
Fixed plate group 7 rotates together, and caging bolt 10 is provided at both ends with clamp nut 12, can be increased admittedly by rotating clamp nut 12
Frictional force between fixed board group 7 and installing plate group 6, so as to which fixed plate group 7 can keep being fixedly connected with installing plate group 6.
The one end of fixed plate group 7 away from groove 8 is provided with rubber rollers 13, printer belt is pushed against discharge roller by rubber rollers 13
On 3 so that, still can be by discharge roller 3 to printer belt when the unloading position in the vertical direction of printer belt changes
Carry out it is spacing, when the thickness of printer belt changes, by rotating fixed plate group 7 so that rubber rollers 13 are again by printer belt
It is pushed against on discharge roller 3.
As shown in figures 1 and 3, the one end of discharge roller 3 is provided with rotating shaft 15 in fixed plate group 7, the company of rotation in rotating shaft 15
Ratchet 16 is connected to, the both sides that ratchet 16 is located in rotating shaft 15 offer annular groove 18, jump ring 19 are embedded with annular groove 18 so that ratchet
16 axial location in rotating shaft 15 is defined, so as to realize that ratchet 16 and the axially-fixed and radial of rotating shaft 15 are rotatablely connected, and
Jump ring 19 is readily disassembled, so as to facilitate the replacement operation to ratchet 16.Torsion spring 17 is arranged with rotating shaft 15, fixed plate group 7 is leaned on
The side of nearly rotating shaft 15 is provided with limited block 14, and the one end of torsion spring 17 contradicts with limited block 14, and the other end contradicts with ratchet 16, is going out
Material roller 3 is provided with ratchet 20 close to one end of ratchet 16, and the top of ratchet 16 is against by torsion spring 17 on the ratchet of ratchet 20, discharging
For roller 3 when feeding, ratchet does not affect the rotation of ratchet 20 so that printer belt can be transmitted normally, gravity
Roller 4 is moved up, and when feed roller 2 is fed, gravity-roller 4 is moved down, and printer belt is tensioned, and ratchet 16 be pushed against ratchet 20 ratchet work as
In so that discharge roller 3 will not reversely rotate, so as to which transmit process can be smoothed out.
Embodiment：Before work, printer belt is pushed against out by adjustment fixing plate group 7 first by rubber rollers 13
Expect on roller 3, discharge roller 3 can carry out spacing to printer belt.When discharge roller 3 is in feeding, ratchet 16 does not affect spine
The rotation of wheel 20, printer belt can be transmitted normally, and gravity-roller 4 moves up；When feed roller 2 is fed, gravity-roller 4 moves down,
Printer belt is tensioned, ratchet 16 is pushed against among the ratchet of ratchet 20, and discharge roller 3 will not reversely rotate, and transmit process is smoothly entered
OK.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (8)
1. a kind of non-return mechanism for printing waiting device, including frame (1), feed roller (2) and discharge roller are provided with frame (1)
(3), it is provided with gravity-roller (4) between the feed roller (2) and discharge roller (3), it is characterised in that：Described discharge roller (3) one end
Ratchet (20) is provided with, the ratchet (16) engaged with ratchet (20) is provided with above the ratchet (20).
A kind of 2. non-return mechanism for printing waiting device according to claim 1, it is characterised in that：On the ratchet (20)
Side is provided with fixed plate group (7), and rotating shaft (15) is provided with the fixed plate group (7), and the ratchet (16) turns with rotating shaft (15)
Dynamic connection.
A kind of 3. non-return mechanism for printing waiting device according to claim 2, it is characterised in that：On the rotating shaft (15)
Torsion spring (17) is arranged with, the fixed plate group (7) is provided with limited block (14), the torsion spring (17) close to the side of rotating shaft (15)
One end contradicts with ratchet (16), the other end and the limited block（14）Contradict.
A kind of 4. non-return mechanism for printing waiting device according to claim 3, it is characterised in that：On the rotating shaft (15)
Annular groove (18) is offered positioned at the both sides of ratchet (16), jump ring (19) is embedded with the annular groove (18).
A kind of 5. non-return mechanism for printing waiting device according to claim 2, it is characterised in that：The fixed plate group
(7) rubber rollers for being pushed against printer belt on discharge roller (3) are installed on（13）.
A kind of 6. non-return mechanism for printing waiting device according to claim 5, it is characterised in that：The fixed plate group
(7) installing plate group (6) is provided between frame (1), passes through bearing pin (9) between the installing plate group (6) and fixed plate group (7)
It is rotatablely connected, is equipped with the fixed plate group (7) spacing for installing plate group (6) to be fixedly connected with fixed plate group (7)
Bolt (10).
A kind of 7. non-return mechanism for printing waiting device according to claim 6, it is characterised in that：The fixed plate group
(7) groove (8), the installing plate group (6) and the inner side for forming the groove (8) are offered close to one end of installing plate group (6)
Wall contradicts, and offers arc-shaped through-hole (11) on the fixed plate group (7), the caging bolt (10) is fed through arc-shaped through-hole
(11), caging bolt (10) both ends are threaded with clamp nut (12).
A kind of 8. non-return mechanism for printing waiting device according to claim 7, it is characterised in that：The arc-shaped through-hole
(11) it is equal to caging bolt (10) to the distance of bearing pin (9) to the distance of bearing pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720686484.9U CN206985278U (en) | 2017-06-14 | 2017-06-14 | A kind of non-return mechanism for printing waiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720686484.9U CN206985278U (en) | 2017-06-14 | 2017-06-14 | A kind of non-return mechanism for printing waiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206985278U true CN206985278U (en) | 2018-02-09 |
Family
ID=61395378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720686484.9U Expired - Fee Related CN206985278U (en) | 2017-06-14 | 2017-06-14 | A kind of non-return mechanism for printing waiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206985278U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946258A (en) * | 2018-08-02 | 2018-12-07 | 绍兴耐特塑胶有限公司 | A kind of wrap-up of plastic wire molding machine |
| CN108946058A (en) * | 2018-06-28 | 2018-12-07 | 湖州吴兴双德输送机械有限公司 | One kind being convenient for clean Fluency strip limiting device |
-
2017
- 2017-06-14 CN CN201720686484.9U patent/CN206985278U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946058A (en) * | 2018-06-28 | 2018-12-07 | 湖州吴兴双德输送机械有限公司 | One kind being convenient for clean Fluency strip limiting device |
| CN108946258A (en) * | 2018-08-02 | 2018-12-07 | 绍兴耐特塑胶有限公司 | A kind of wrap-up of plastic wire molding machine |
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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: 20180209 Termination date: 20190614 |