CN109911664A - A kind of printed medium clamping guide device - Google Patents
A kind of printed medium clamping guide device Download PDFInfo
- Publication number
- CN109911664A CN109911664A CN201910149175.1A CN201910149175A CN109911664A CN 109911664 A CN109911664 A CN 109911664A CN 201910149175 A CN201910149175 A CN 201910149175A CN 109911664 A CN109911664 A CN 109911664A
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- CN
- China
- Prior art keywords
- rack
- gear
- driving
- printed medium
- mounting
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- 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.)
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Abstract
A kind of printed medium clamping guide device, including pedestal (1), it is fixed on the fixed frame (2) of pedestal (1) right end and is located at the mounting rail (6) of pedestal (1) left end, mounting rail (6) for mounting rack (3) for being slidably matched, wherein, telescopic mounting bracket locking device (5) is provided in the mounting rail (6) for controllably locking to sliding of the mounting rack (3) on the mounting rail (6), driving motor (4) are installed in the mounting rack (3), driving motor (4) couples with the left end power of driving shaft (8), driving gear (10) and lower niproll (12) are installed on driving shaft (8), the driving gear (10) is engaged with the driven gear (9) being installed on driven shaft (7), the left end of the driven shaft It is rotatably installed on the mounting rack (3).
Description
Technical field
The invention belongs to print field, especially a kind of printed medium clamps guide device.
Background technique
Printed medium, such as paper, the longer situation of longitudinal length under, by traditional pair roller type rotation traction come
It realizes that clamping guidance is often more difficult, is mainly reflected in the defects of fold may occur for printed medium, and then cause entire
The failures such as printing machine jammed.
Summary of the invention
The purpose of the present invention is to provide a kind of printed mediums to clamp guide device, can overcome in the prior art
Defect is stated, can prevent the fold of printed medium from occurring.
Printed medium according to the present invention clamps guide device, including pedestal, be fixed on right end of the base fixed frame and
Mounting rail located at the left end of the base, mounting rail for mounting rack for being slidably matched, wherein in the mounting rail
Telescopic mounting bracket locking device is provided with for controllably carrying out to the sliding of mounting rack on the slide rail of the mount bracket
It locks, driving motor is installed in the mounting rack, driving motor is in power connection with the left end of the driving shaft, and is equipped on driving shaft
Driving gear and lower niproll, the driving gear are engaged with the driven gear being installed on driven shaft, the driven shaft
Left end is rotatably installed on the mounting rack, and right side is located on the right side of the driven gear on the driven shaft and is also equipped with folder
Hold roller, lower niproll and upper clamping roller engagement are to clamp printed medium, wherein between the lower clamping roller and the driving shaft and
It is connected between the upper clamping roller and the driven shaft by torque limiter.
U-turn lock is provided in the fixed frame, the U-turn lock tool is used respectively there are two lock arm
In carrying out rotation locking to lower niproll and upper clamping roller, described two lock arms pass through upper sliding slot and lower slider slot respectively
It can slide from stretching in the fixed frame and in corresponding sliding groove in the upper sliding groove and the lower sliding groove, the U-shaped rotation
Locking piece is connected with the telescopic driving device so that described two lock arms can be stretched out from the corresponding sliding groove and
It is retracted from the corresponding sliding groove.
The downside of the driving gear is also engaged with rack, and the rack gear is slidedly fit with the rack guide rail, and the rack gear is led
The rear end of rail is provided with limiting device, and the limiting device is used to limit the sliding of rack guide rail, and on the limiting device
It is provided with limit trigger sensor.
In the initial biting state, the rear end of the rack gear and the limiting device from a distance, and the peace
It shelves locking device to lock the mounting rack, the U-turn lock bounces back in the fixed frame, at this point, when printing
When medium arrives between lower niproll and upper clamping roller on rear side of roll gap, the driving motor operation is so that lower niproll and upper
Niproll rotation bites printed medium, and while biting in, the rack gear moves forwards in the rack guide rail；When rack gear after
After the limiting device is arrived at end, the limit trigger sensor is triggered simultaneously so that printed medium clamping guide device into
Enter clamping sliding state, at this point, mounting bracket locking device falls to unlock the mounting rack, and U-shaped rotation locks
Part stretches out to lock the rotation of lower niproll and upper clamping roller, the driving motor continue to drive the driving gear and
Driven gear rotation, the torque limiter make the lower niproll and upper clamping roller respectively between driving shaft and driven shaft
Take off connection in rotation, the driving gear driven and engaging between the rack gear the lower niproll, upper clamping roller and
Printed medium forward slip between it is to guide the traveling of the printed medium, and the mounting rack is described at this time
It is slided in mounting rail.
Through the above scheme, due in the initial biting state, being relatively rotatable to each other to roller, so that medium is bitten foot
Enough long distances, to guarantee the firm of clamping；Then, in sliding state, by the locking to two niprolls in rotation,
To guarantee not generate fold power to the medium of clamping, so by rack gear engagement by medium gradually under forward traction slide draw
It leads, to ensure that through the tension of medium longitudinal direction, thus avoids fold.Even more important, in two states
Handoff procedure in, driving motor is not shut down, be changed without so that whole process is smooth, and reduce energy waste with
And reduce equipment cost.
Detailed description of the invention
Fig. 1 is printed medium clamping guide device of the invention schematic diagram in the initial biting state.
Fig. 2 is the schematic cross-sectional view in the direction A-A in Fig. 1.
Fig. 3 is the schematic diagram of printed medium clamping guide device of the invention in the coasting guiding state.
Fig. 4 is the schematic cross-sectional view in the direction B-B in Fig. 3.
Specific embodiment
Below with reference to Fig. 1-4, the present invention is described in detail.
Printed medium according to the present invention clamps guide device, including pedestal 1, be fixed on the fixed frame 2 of 1 right end of pedestal with
And the mounting rail 6 positioned at 1 left end of pedestal, mounting rail 6 for mounting rack 3 for being slidably matched, wherein the mounting rack
Telescopic mounting bracket locking device 5 is provided in sliding rail 6 to be used for controllably to mounting rack 3 in the mounting rail 6
Sliding locked, driving motor 4 is installed in the mounting rack 3, driving motor 4 couples with the left end power of driving shaft 8,
Driving gear 10 and lower niproll 12 be installed on driving shaft 8, the driving gear 10 be installed on it is driven on driven shaft 7
Gear 9 engages, and the left end of the driven shaft is rotatably installed on the mounting rack 3, be located on the driven shaft it is described from
Upper clamping roller 11 is also equipped on the right side of moving gear, lower niproll 12 and the engagement of upper clamping roller 11 are to press from both sides printed medium
It holds, wherein pass through torque limiter 18 between lower niproll 12 and driving shaft 8 and between upper clamping roller 11 and driven shaft 7
Connection,
U-turn lock 13 is provided in the fixed frame 2, there are two lock arms to distinguish for the tool of U-turn lock 13
For carrying out rotation locking to lower niproll 12 and upper clamping roller 11, described two lock arms pass through 131 He of upper sliding slot respectively
Lower slider slot 132 and from the fixed frame 2 stretch out and can be in the corresponding sliding in upper sliding slot 131 and lower slider slot 132
It is slided in slot, the U-turn lock 13 couples with retractable driving device 14, so that described two lock arms can be from
It stretches out in the corresponding sliding groove and is retracted from the corresponding sliding groove；
The downside of the driving gear 10 is also engaged with rack gear 15, and the rack gear 15 is slidably matched with rack guide rail 16, the tooth
The rear end of guide rail is provided with limiting device, and the limiting device is used to limit the sliding of rack guide rail, and limit dress
It sets and is provided with limit trigger sensor 17,
In the initial biting state, the rear end of the rack gear 15 and the limiting device from a distance, and the installation
Holder locking apparatus 5 locks the mounting rack 3, and the U-turn lock 13 bounces back in the fixed frame 2, at this point, when print
When brush medium arrives between lower niproll 12 and upper clamping roller 11 on rear side of roll gap, the driving motor 4 is run so that lower folder
Hold roller 12 and upper clamping roller 11 rotation printed medium is bitten, while biting in, the rack gear 15 in rack guide rail 16 to
After run；When the rear end of the rack reaches the limiting device, the limit trigger sensor 17 is triggered simultaneously, so that printing
Medium clamping guide device enters clamping sliding state, at this point, mounting bracket locking device 5 falls to solve the mounting rack 3
Except locking, and U-turn lock 13 stretches out to lock the rotation of lower niproll 12 and upper clamping roller 11, the driving electricity
Machine 4 continues that the driving gear 10 and driven gear 9 is driven to rotate, and the torque limiter 18 makes the lower niproll 12
And upper clamping roller 11 respectively between driving shaft 8 and driven shaft 7 rotation on take off connection, the driving gear 10 by with the rack gear
Engagement between 15 and drive the lower niproll 12, upper clamping roller 11 and its between printed medium forward slip to institute
The traveling for stating printed medium guides, and the mounting rack 3 slides in the mounting rail 6 at this time.
Optionally, wherein the torque limiter 18 is implemented by mean of a friction sleeve.
Claims (2)
1. a kind of printed medium clamps guide device, including pedestal (1), it is fixed on the fixed frame (2) and position of pedestal (1) right end
Mounting rail (6) in pedestal (1) left end, mounting rail (6) for mounting rack (3) for being slidably matched, wherein the peace
It shelves and is provided with telescopic mounting bracket locking device (5) in sliding rail (6) to be used for controllably to mounting rack (3) in the installation
Sliding on frame sliding track (6) is locked, and is equipped with driving motor (4) in the mounting rack (3), driving motor (4) and active
The left end power of axis (8) couples, and is equipped with driving gear (10) and lower niproll (12), the driving tooth on driving shaft (8)
Wheel (10) is engaged with the driven gear (9) being installed on driven shaft (7), and the left end of the driven shaft is rotatably installed in described
On mounting rack (3), it is located on the right side of the driven gear right side on the driven shaft and is also equipped with upper clamping roller (11), lower niproll
(12) with upper clamping roller (11) engage to be clamped to printed medium, wherein between lower niproll (12) and driving shaft (8) with
And connect by torque limiter (18) between upper clamping roller (11) and driven shaft (7),
It is provided with U-turn lock (13) in the fixed frame (2), there are two lockings for U-turn lock (13) tool
Arm is respectively used to carry out rotation locking to lower niproll (12) and upper clamping roller (11), and described two lock arms pass through upper cunning respectively
Dynamic slot (131) and lower slider slot (132) and the stretching and can be in upper sliding slot (131) and lower slider from the fixed frame (2)
It is slided in corresponding sliding groove in slot (132), the U-turn lock (13) couples with retractable driving device (14), thus
Described two lock arms are enabled to stretch out from the corresponding sliding groove and retract from the corresponding sliding groove；
The downside of the driving gear (10) is also engaged with rack gear (15), and the rack gear (15) is matched with rack guide rail (16) sliding
It closes, the rear end of the rack guide rail is provided with limiting device, and the limiting device is used to limit the sliding of rack guide rail, and institute
It states and is provided with limit trigger sensor (17) on limiting device,
In the initial biting state, the rear end of the rack gear (15) and the limiting device from a distance, and the peace
It shelves locking device (5) to lock the mounting rack (3), the U-turn lock (13) bounces back to the fixed frame (2)
In, at this point, when printed medium arrives at roll gap rear side between lower niproll (12) and upper clamping roller (11), the driving motor
(4) operation is while biting in, described so that lower niproll (12) and upper clamping roller (11) rotate bites printed medium
Rack gear (15) moves forwards in rack guide rail (16)；When the rear end of the rack reaches the limiting device, the limit triggering
Sensor (17) is triggered simultaneously, so that printed medium clamping guide device enters clamping sliding state, at this point, mounting rack locks
Device (5) falls to unlock the mounting rack (3), and U-turn lock (13) is stretched out thus by lower niproll
(12) it is locked with the rotation of upper clamping roller (11), the driving motor (4) continues to drive the driving gear (10) and driven
Gear (9) rotation, the torque limiter (18) make the lower niproll (12) and upper clamping roller (11) respectively with driving shaft
(8) and between driven shaft (7) connection is taken off in rotation, the driving gear (10) passes through engaging and band between the rack gear (15)
Move the lower niproll (12), upper clamping roller (11) and its between printed medium forward slip to the printed medium
Traveling guides, and the mounting rack (3) is slided in the mounting rail (6) at this time.
2. a kind of printed medium as described in claim 1 clamps guide device, wherein the torque limiter (18) is by rubbing
Erasing sleeve is implemented.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910149175.1A CN109911664A (en) | 2019-02-28 | 2019-02-28 | A kind of printed medium clamping guide device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910149175.1A CN109911664A (en) | 2019-02-28 | 2019-02-28 | A kind of printed medium clamping guide device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109911664A true CN109911664A (en) | 2019-06-21 |
Family
ID=66962630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910149175.1A Withdrawn CN109911664A (en) | 2019-02-28 | 2019-02-28 | A kind of printed medium clamping guide device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109911664A (en) |
-
2019
- 2019-02-28 CN CN201910149175.1A patent/CN109911664A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190621 |