CN208916434U - A kind of list paper offset press paper collecting table elevating mechanism - Google Patents
A kind of list paper offset press paper collecting table elevating mechanism Download PDFInfo
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- CN208916434U CN208916434U CN201821732190.6U CN201821732190U CN208916434U CN 208916434 U CN208916434 U CN 208916434U CN 201821732190 U CN201821732190 U CN 201821732190U CN 208916434 U CN208916434 U CN 208916434U
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- chain
- sprocket wheel
- gear
- spur gear
- straight spur
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Abstract
The utility model belongs to the lifting technology field of offset press, disclose a kind of single paper offset press paper collecting table elevating mechanism, including motor, second level straight tooth cylindrical gear reducer, it wherein include two straight spur gears, high speed grade gear shaft and slow speed turbine stage gear shaft, worm gear device, it wherein include worm gear, worm screw, worm shaft and worm gear shaft, three are used to complete the chain and sprocket driving device of lifting action, one is played the chain sprocket device of transmission effect, workbench, the weight being connected to keep workbench balance with chain connect the chain fixer of chain and workbench.There is key connection between straight spur gear and axis, there is key connection between worm and worm wheel and axis.The chain conveyer of three completion lifting actions is left side connecting working table, and right side connects weight.Chain is directly driven by sprocket wheel by 3 chain suspension paper collecting tables when work, so that workbench be made to move up and down.The utility model solves the fracture of pole bracket present in existing apparatus and stuck phenomenon.
Description
Technical field
The utility model belongs to a kind of lifting technology field of offset press, and in particular to a kind of list paper offset press paper collecting table
Elevating mechanism.
Background technique
The delivery system major function of sheet-fed offset press is the gripper of the printing that will be completed for printing from impression cylinder
It transfers on tooth row, and is completely recovered on workbench and stacks neatly, in order to carry out subsequent processing.Individual offset printing of paper
The paper collecting table of machine plays key effect during printing product.Paper collecting table is nearly all equipped with certainly on modern sheet-fed offset press
Dynamic elevating mechanism, mainly utilizes microswitch or capacitance type sensor, the height of pile is constantly detected in printing process, and
And the decline of paper collecting table is controlled according to the height of printed sheet accumulation at any time, the height of paper can be adapted to.
The elevating mechanism of sheet-fed offset press paper collecting table has steel wire rope type and two kinds of chain-type at present.Due to wirerope tail portion
It is not easy perfect in the processing of connector, is particularly easy to phenomena such as being broken, is mainly used on some older machines, now
It is rarely employed.Currently, mostly using the suspended elevator structure of chain drive on offset press.
Most of domestic offset press using can automatic lifting paper collecting table, its advantage is that printed sheet capacity is big, and have
There are fast lifting, hand-operated lifting and according to performances such as the highly automated declines of pile.The lifting device of paper collecting table is using cantilever
The paper collecting table arm of formula.However, cantilevered layout will appear it is stuck, fracture phenomena such as.
Summary of the invention
To solve problems of the prior art, the purpose of the utility model is to provide a kind of single paper offset press collections
Platform elevating mechanism, the mechanism optimize elevating mechanism, do not use cantilever structure, promote collection using three chains
Platform solves the fracture of pole bracket present in existing apparatus and stuck phenomenon.
Technical side used by the utility model is as follows:
A kind of list paper offset press paper collecting table elevating mechanism, including motor, deceleration mechanism, three chains and weight, electricity
The input axis connection of the output shaft of machine and deceleration mechanism is connected with sprocket wheel five and sprocket wheel three on the output shaft of deceleration mechanism；
It further include sprocket shaft, sprocket shaft is parallel with the output shaft of deceleration mechanism, on sprocket shaft successively from one end to the other end
Equipped with sprocket wheel two, sprocket wheel one and sprocket wheel four；
It is arranged with chain one on sprocket wheel five and sprocket wheel one, chain three, one end of chain three and work are arranged on sprocket wheel three
The first end of platform connects, and the other end of chain three is connected with the first weight；
Sprocket wheel two and sprocket wheel four are in the two sides of sprocket wheel one, rotating around being equipped with chain two and chain on sprocket wheel two and sprocket wheel four
Four, the second end of one end and workbench of chain two and chain four connection, wherein the second end of workbench is and workbench first
Hold opposite one end, the other end of chain two and chain four is connected separately with the second weight；
Sprocket wheel one, sprocket wheel two, sprocket wheel three, sprocket wheel four are identical with the reference diameter of sprocket wheel five, and the number of teeth is identical；
First weight and the second weight can be such that workbench balances.
The deceleration mechanism is second level straight tooth cylindrical gear reducer.
Second level straight tooth cylindrical gear reducer includes the first small straight spur gear, the first big straight spur gear, second
Small straight spur gear, the second largest straight spur gear, worm and worm wheel, the output shaft of the first small straight spur gear and motor
Connection；First big straight spur gear and the second small straight spur gear are installed on slow speed turbine stage gear shaft, slow speed turbine stage gear shaft
Parallel with the output shaft of motor, the first small straight spur gear is engaged with the first big straight spur gear；
The second largest straight spur gear and worm screw are installed on worm shaft, and worm shaft is parallel with slow speed turbine stage gear shaft, and second
Big straight spur gear is engaged with the second small straight spur gear；
Worm gear is installed on worm gear shaft, and worm gear shaft is vertical with worm shaft, and worm gear is engaged with worm screw；
Sprocket wheel five and sprocket wheel three are installed on worm gear shaft, and sprocket wheel five is between worm gear and sprocket wheel three；
Reference diameter of the reference diameter of first small straight spur gear less than the first big straight spur gear；Second
Reference diameter of the reference diameter of small straight spur gear less than the first big straight spur gear, the second small straight tooth column tooth
The reference diameter of wheel is less than the reference diameter of the second largest straight spur gear.
Transmission ratio between first small straight spur gear and the first big straight spur gear is 1.5.
Transmission ratio between second small straight spur gear and the second largest straight spur gear is 1.38.
Reduction ratio between worm and wheel is 2.07.
Chain three, chain two and chain four are connect by chain fixer with workbench.
One end of chain three is connect with the middle part of workbench first end, and chain two and chain four are symmetrically disposed on workbench
The two sides at two ends.
The beneficial effects of the utility model are as follows:
Single paper offset press paper collecting table elevating mechanism of the utility model, using three chain suspension paper collecting tables, three chains
Item distinguishes a side mounting paper collecting table, and the other side is to keep equalizing suspension system weight.Paper collecting table carries out lifting fortune under the drive of sprocket wheel
Dynamic, distribution of force is uniform, is hardly damaged.It is disconnected that this mechanism of the utility model solves pole bracket present in existing apparatus
The phenomenon that splitting, device lifetime are longer.After detection device detects the height for stacking paper on collection workbench, in electrode
Driving and deceleration mechanism deceleration under, elevating mechanism can be such that in due course workbench declines to keep the height of pile top surface,
And the stabilization that can satisfy printed sheet is collected, and can be to collecting paper neat paper.Paper collecting table collection capacity is big, collection stability
Requirement that is high, meeting high speed collection.To sum up, the design structure of the utility model is simpler, and elevating mechanism is had
More heavy load makes that lifting is more steady, reliability is higher, the service life is longer.
Detailed description of the invention
Fig. 1 is the utility model list paper offset press paper collecting table elevating mechanism overall structural schematic diagram；
Fig. 2 is the utility model list paper offset press paper collecting table elevating mechanism main view；
Fig. 3 is the utility model list paper offset press paper collecting table elevating mechanism left view；
Fig. 4 is the utility model list paper offset press paper collecting table elevating mechanism top view.
In figure, 1- motor, 2- slow speed turbine stage gear shaft, 3- key, the big straight spur gear of 4- first, the small straight tooth column of 5- second
Gear, the second largest straight spur gear of 6-, 7- key, 8- key-worm gear, 9- worm gear, 10- worm gear shaft, 11- key-worm screw, 12- key-chain
Wheel, 13- sprocket shaft, 14- sprocket wheel one, the second weight of 15-, 16- chain fixer, 17- workbench, 18- worm screw, the first weight of 19-
Object, 20- worm shaft, 21- high speed grade gear shaft, 22- key, the small straight spur gear of 23- first, 24- sprocket wheel two, 25- sprocket wheel three,
26- sprocket wheel four, 27- key, 28- sprocket wheel five, 29- chain three, 30- chain four, 31- chain two, 32- chain one.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
Referring to Fig.1~Fig. 4, single paper offset press paper collecting table elevating mechanism of the utility model, including motor 1, speed reducer
The input axis connection of structure, three chains, sprocket shaft 13 and weight, the output shaft of motor 1 and deceleration mechanism, deceleration mechanism it is defeated
Sprocket wheel 5 28 and sprocket wheel 3 25 are connected on shaft；Sprocket shaft 13 is parallel with the output shaft of deceleration mechanism, from one on sprocket shaft 13
End to the other end is successively arranged sprocket wheel 2 24, sprocket wheel 1 and sprocket wheel 4 26；Chain is arranged on sprocket wheel 5 28 and sprocket wheel 1
One 32, chain 3 29 is arranged on sprocket wheel 3 25, and one end of chain 3 29 is connect with the first end of workbench 17, chain 3 29
The other end is connected with the first weight 19；Sprocket wheel 2 24 and sprocket wheel 4 26 are in the two sides of sprocket wheel 1, sprocket wheel 2 24 and sprocket wheel four
Rotating around chain 2 31 and chain 4 30 is equipped on 26, the second end of one end and workbench 17 of chain 2 31 and chain 4 30 connects
Connect, wherein the second end of workbench 17 is one end opposite with 17 first end of workbench, chain 2 31 and chain 4 30 it is another
End is connected separately with the second weight 15；Sprocket wheel 1, sprocket wheel 2 24, sprocket wheel 3 25, sprocket wheel 4 26 and sprocket wheel 5 28 reference circle
Diameter is identical with the number of teeth；First weight 19 and the second weight 15 can be such that workbench 17 balances.
As the utility model preferred embodiment, deceleration mechanism is second level straight tooth cylindrical gear reducer, referring to figure
1, Fig. 2 and Fig. 4, second level straight tooth cylindrical gear reducer include the first small straight spur gear 23, the first big straight spur gear
4, the second small straight spur gear 5, the second largest straight spur gear 6, worm screw 18 and worm gear 9, the first small straight spur gear 23
With the output axis connection of motor 1；First big straight spur gear 4 and the second small straight spur gear 5 are installed on slow speed turbine stage gear
On axis 2, slow speed turbine stage gear shaft 2 is parallel with the output shaft of motor 1, the first small straight spur gear 23 and the first big straight tooth column tooth
4 engagement of wheel；The second largest straight spur gear 6 and worm screw 18 are installed on worm shaft 20, and worm shaft 20 and slow speed turbine stage gear shaft 2 are flat
Row, the second largest straight spur gear 6 are engaged with the second small straight spur gear 5；Worm gear 9 is installed on worm gear shaft 10, worm gear shaft
10 is vertical with worm shaft 20, and worm gear 9 is engaged with worm screw 18；Sprocket wheel 5 28 and sprocket wheel 3 25 are installed on worm gear shaft 10, sprocket wheel five
28 between worm gear 9 and sprocket wheel 3 25；The reference diameter of first small straight spur gear 23 is less than the first big straight tooth column
The reference diameter of gear 4；Point of the reference diameter of second small straight spur gear 5 less than the first big straight spur gear 4
Circular diameter is spent, the reference diameter of the second small straight spur gear 5 is less than the reference diameter of the second largest straight spur gear 6.
As shown in figure 4, one end of chain 3 29 is connect with the middle part of 17 first end of workbench, chain 2 31 and chain 4 30 are symmetrical arranged
In the two sides of 17 second end of workbench.As shown in Figures 1 to 3, chain 32, chain 2 31 and chain 4 30 are fixed by chain
Device 16 is connect with workbench 17.
Embodiment
The sheet-fed offset press paper collecting table elevating mechanism of the present embodiment, structure pass through straight-tooth as shown in Figure 1, including motor 1
The worm gear device that roller gear is connected with motor 1, for completing the chain 3 29, chain 2 32, chain three of lifting action
30 and chain 4 31, the chain 1 for playing transmission effect is connected by sprocket wheel 1 with sprocket wheel 5 28.Four straight spur gears
Two stage reducer is constituted, to reduce motor speed, increases torque.In the two stage reducer of this elevating mechanism, the synchronization of motor 1
Revolving speed is selected as 1500r/min, and high speed grade gear ratio is 1.5, and slow speed turbine stage gear ratio is 1.38, reduction ratio 2.07,
Transmission ratio between i.e. first small straight spur gear 23 and the first big straight spur gear 4 is 1.5, the second small straight tooth column tooth
Transmission ratio between wheel 5 and the second largest straight spur gear 6 is 1.38, and the reduction ratio between worm screw 18 and worm gear 9 is 2.07；Electricity
Motivation synchronous rotational speed is selected as 1500r/min, and the rotational speed difference that can avoid between the revolving speed and dragged part revolving speed of motor is excessive, accordingly
The transmission series for reducing deceleration device reduces the energy loss of transmission, and then reduces the cost of equipment.Sprocket wheel 3 25, chain
It takes turns 5 28 to rotate coaxially with worm gear 9, there is flat key to connect 8 on worm gear shaft 10, sprocket wheel 1, sprocket wheel 2 24 and sprocket wheel 4 26 are in sprocket wheel
It is rotated coaxially under the action of axis 13.Chain 2 31, chain 3 29 and chain 4 30 are left side connecting working table 17, right side connection
Weight is to realize the lifting of workbench.
Single paper offset press paper collecting table elevating mechanism specific works state of the present embodiment is as follows:
As shown in Fig. 2, motor 1 is fixed on right side, the first small straight spur gear 23 passes through high speed grade gear shaft 21 and electricity
Machine is connected, and has the connection of flat key 22 to transmit torque between pinion gear 23 and high speed grade gear shaft 21.Driving motor 1, first is small straight
Tooth roller gear 23 drives driven wheel (the i.e. first big straight spur gear 4) rotation, and the first big straight spur gear 4 passes through flat key
It is connected to slow speed turbine stage gear shaft 2, under the driving effect of key 3 and the first small straight spur gear 23, the first big straight tooth column tooth
Wheel 4 and the first small intermeshing of straight spur gear 23 rotate, while rotate slow speed turbine stage gear shaft 2, deliver torque to low
Fast grade.Slow speed turbine stage gear shaft 2 drives slow speed turbine stage pinion gear (the i.e. second small straight spur gear 5) rotation, the second small straight tooth column
It is connected between gear 5 and slow speed turbine stage gear shaft 2 by flat key, the second small straight spur gear 5 drives the second largest straight tooth column tooth
6 rotation of wheel.The second largest straight spur gear 6 is connected on worm shaft 20, can be rotated synchronously with worm screw 18, worm screw 18 and worm gear 9
Intermeshing.Worm geared transmission is bigger, and compact-sized, transmission process is more steady, and noise is smaller, passes through worm gear
The direction of worm-drive changing mechanism transmission.
Worm gear 9 is connected by key 8 with worm gear shaft 10, and under the action of key 8, worm gear shaft 10 is rotated, band 3 25 He of movable sprocket
Sprocket wheel 5 29 rotates, and chain 1 is connected by sprocket wheel 1 with sprocket wheel 5 28, and sprocket wheel is connected on worm gear shaft 10 without 28.Chain
2 31, the left end of chain 3 29 and chain 4 30 is connected with workbench 17, there is chain fixer 16 between workbench 17 and chain.
The right side of chain 2 31, chain 3 29 and chain 4 30 is all connected with weight.
In printing process, the automatic lifting of paper collecting table is controlled by the microswitch on paper side ordering plate.Work as paper
When heap reach a certain height, the uppermost paper of pile touches the microswitch on paper side ordering plate, thereby turns on relay, makes
Paper collecting table lifting motor 1 starts, and pile is begun to decline, and after pile declines a distance, leaves microswitch, and switch resets,
Motor 1 stops operating.
When the height that microswitch or capacitance type sensor detect pile rises, motor 1 starts, and is filled by retarder
It sets after reducing motor speed, torque will be passed to worm gear device.Worm gear 9 rotates counterclockwise, sprocket wheel 1 and sprocket wheel 5 28
It rotating counterclockwise, sprocket wheel 2 24, sprocket wheel 3 25 and sprocket wheel 4 26 also rotate counterclockwise, and chain 1 is driven counterclockwise,
Chain 2 31, chain 3 29 and chain 4 30 decline workbench under the action of sprocket wheel and weight；When microswitch or capacitor
When formula sensor detects the height decline of pile, worm gear 9 is rotated clockwise, and sprocket wheel 1 and sprocket wheel 5 28 rotate clockwise,
Sprocket wheel 2 24, sprocket wheel 3 25 and sprocket wheel 4 26 also rotate clockwise, and chain 1 rotates clockwise, chain 2 31, chain
Item 3 29 and chain 4 30 rise workbench under the action of sprocket wheel and weight.
Accurate using chain conveyer average ratios in the utility model, reliable operation is high-efficient, and can temperature compared with
It is used in the high, environment of rather harsh such as humidity is larger, greasy dirt is more serious, cost also relative moderate.Suitable for collection work
It uses.Workbench two sides have chain to be connected, and ensure that the balance of workbench, while also avoiding going out in conventional cantilever beam structure
The problem of existing cantilever beam support fracture.
Claims (8)
1. a kind of list paper offset press paper collecting table elevating mechanism, which is characterized in that including motor (1), deceleration mechanism, three chains
And weight, the input axis connection of the output shaft of motor (1) and deceleration mechanism are connected with sprocket wheel five on the output shaft of deceleration mechanism
(28) and sprocket wheel three (25)；
It further include sprocket shaft (13), sprocket shaft (13) is parallel with the output shaft of deceleration mechanism, from one end to another on sprocket shaft (13)
One end is successively arranged sprocket wheel two (24), sprocket wheel one (14) and sprocket wheel four (26)；
It is arranged with chain one (32) on sprocket wheel five (28) and sprocket wheel one (14), chain three (29), chain are arranged on sprocket wheel three (25)
One end of item three (29) is connect with the first end of workbench (17), and the other end of chain three (29) is connected with the first weight (19)；
Sprocket wheel two (24) and sprocket wheel four (26) are in the two sides of sprocket wheel one (14), on sprocket wheel two (24) and sprocket wheel four (26) rotating around
Equipped with chain two (31) and chain four (30), one end of chain two (31) and chain four (30) and the second end of workbench (17) connect
It connects, wherein the second end of workbench (17) is one end opposite with workbench (17) first end, chain two (31) and chain four
(30) the other end is connected separately with the second weight (15)；
Sprocket wheel one (14), sprocket wheel two (24), sprocket wheel three (25), sprocket wheel four (26) are identical with the reference diameter of sprocket wheel five (28),
The number of teeth is identical；
First weight (19) and the second weight (15) can be such that workbench (17) balance.
2. a kind of single paper offset press paper collecting table elevating mechanism according to claim 1, which is characterized in that the speed reducer
Structure is second level straight tooth cylindrical gear reducer.
3. a kind of single paper offset press paper collecting table elevating mechanism according to claim 1 or 2, which is characterized in that speed reducer
Structure includes the first small straight spur gear (23), the first big straight spur gear (4), the second small straight spur gear (5), second
Big straight spur gear (6), worm screw (18) and worm gear (9), the output shaft company of the first small straight spur gear (23) and motor (1)
It connects；First big straight spur gear (4) and the second small straight spur gear (5) are installed on slow speed turbine stage gear shaft (2), slow speed turbine stage
Gear shaft (2) is parallel with the output shaft of motor (1), the first small straight spur gear (23) and the first big straight spur gear (4)
Engagement；
The second largest straight spur gear (6) and worm screw (18) are installed on worm shaft (20), worm shaft (20) and slow speed turbine stage gear
Axis (2) in parallel, engage with the second small straight spur gear (5) by the second largest straight spur gear (6)；
Worm gear (9) is installed on worm gear shaft (10), and worm gear shaft (10) is vertical with worm shaft (20), and worm gear (9) is nibbled with worm screw (18)
It closes；
Sprocket wheel five (28) and sprocket wheel three (25) are installed on worm gear shaft (10), and sprocket wheel five (28) is in worm gear (9) and sprocket wheel three
(25) between；
Reference diameter of the reference diameter of first small straight spur gear (23) less than the first big straight spur gear (4)；
For the reference diameter of second small straight spur gear (5) less than the reference diameter of the first big straight spur gear (4), second is small
The reference diameter of straight spur gear (5) is less than the reference diameter of the second largest straight spur gear (6).
4. a kind of single paper offset press paper collecting table elevating mechanism according to claim 3, which is characterized in that the first small straight-tooth
Transmission ratio between roller gear (23) and the first big straight spur gear (4) is 1.5.
5. a kind of single paper offset press paper collecting table elevating mechanism according to claim 3, which is characterized in that the second small straight-tooth
Transmission ratio between roller gear (5) and the second largest straight spur gear (6) is 1.38.
6. a kind of single paper offset press paper collecting table elevating mechanism according to claim 3, which is characterized in that worm screw (18) with
Reduction ratio between worm gear (9) is 2.07.
7. a kind of single paper offset press paper collecting table elevating mechanism according to claim 1, which is characterized in that chain three
(29), chain two (31) and chain four (30) are connect by chain fixer (16) with workbench (17).
8. a kind of single paper offset press paper collecting table elevating mechanism according to claim 1, which is characterized in that chain three (29)
One end connect with the middle part of workbench (17) first end, chain two (31) and chain four (30) are symmetrically disposed on workbench (17)
The two sides of second end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732190.6U CN208916434U (en) | 2018-10-24 | 2018-10-24 | A kind of list paper offset press paper collecting table elevating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732190.6U CN208916434U (en) | 2018-10-24 | 2018-10-24 | A kind of list paper offset press paper collecting table elevating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208916434U true CN208916434U (en) | 2019-05-31 |
Family
ID=66710576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821732190.6U Expired - Fee Related CN208916434U (en) | 2018-10-24 | 2018-10-24 | A kind of list paper offset press paper collecting table elevating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208916434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111573383A (en) * | 2020-04-20 | 2020-08-25 | 华龙日清纸品(许昌)有限公司 | Corrugated carton production line automatic discharge transportation equipment |
-
2018
- 2018-10-24 CN CN201821732190.6U patent/CN208916434U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111573383A (en) * | 2020-04-20 | 2020-08-25 | 华龙日清纸品(许昌)有限公司 | Corrugated carton production line automatic discharge transportation equipment |
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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: 20190531 Termination date: 20191024 |