CN213734016U - Cam positioning and lifting device of printing machine - Google Patents
Cam positioning and lifting device of printing machine Download PDFInfo
- Publication number
- CN213734016U CN213734016U CN202021636057.8U CN202021636057U CN213734016U CN 213734016 U CN213734016 U CN 213734016U CN 202021636057 U CN202021636057 U CN 202021636057U CN 213734016 U CN213734016 U CN 213734016U
- Authority
- CN
- China
- Prior art keywords
- supporting plate
- rod
- cam
- rotating shaft
- box body
- 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.)
- Active
Links
Images
Landscapes
- Screen Printers (AREA)
Abstract
A cam positioning and lifting device of a printing machine comprises a first supporting plate, a rotating shaft, a lifting assembly, a printing plate, a second spring and a resetting assembly; the rotating shaft is rotationally connected with the fixed plate; the first cam is connected with the rotating shaft key; the top of the first box body is provided with a first ejector rod; the first roller is sleeved on the first rotating rod; the second supporting plate is arranged on the first ejector rod; two ends of the first spring are respectively connected with the first supporting plate and the second supporting plate; two ends of the second spring are respectively connected with the printing plate and the first supporting plate; the second cam is connected with the rotating shaft key; the top of the second box body is provided with a second ejector rod; the second idler wheel is sleeved on the second rotating rod; the top of the second ejector rod is provided with a baffle; the middle part of the connecting rod is rotationally connected with the top of the supporting rod, and the top of the connecting rod is rotationally connected with the sliding block. The utility model discloses in, can effectively shorten printing plate falling time, prevent simultaneously because of the frictional force between first ejector pin and the first through-hole leads to the unable decline of printing plate.
Description
Technical Field
The utility model relates to a printing machine technical field especially relates to a printing machine cam location elevating gear.
Background
The printing machine is used to make the text or image to be printed into printing plate, and then the printing plate is loaded on the printing machine, and then the ink is manually or indirectly coated on the position on the printing plate where the text or image is printed, and then the printing plate is directly or indirectly transferred onto paper or other printing material. Cam location elevating gear among current printing machine does not have the buffering at the in-process that rises, all causes the impact to stock and printing plate easily, and the printing plate leans on self gravity to descend, and the falling speed is slower, leads to the printing plate to be blocked unable decline because of the friction between liftout bar and the pore wall even, seriously influences printing efficiency.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a printing machine cam location elevating gear can effectively shorten printing plate down time, is convenient for improve printing efficiency, prevents simultaneously to lead to the unable decline of printing plate because of the frictional force between first ejector pin and the first through-hole, guarantees going on smoothly of printing process.
(II) technical scheme
The utility model provides a cam positioning and lifting device of a printing machine, which comprises a first supporting plate, a rotating shaft, a power device, a lifting assembly, a printing plate, a second spring and a resetting assembly; the lifting assembly comprises a first cam, a first box body, a first roller, a second supporting plate and a first spring; the reset assembly comprises a second cam, a second box body, a second roller, a supporting rod, a connecting rod and a sliding block;
two groups of fixing plates which are parallel to each other are vertically arranged at the bottom of the first supporting plate; one end of the rotating shaft penetrates through one group of fixing plates to be rotatably connected with the other group of fixing plates, the rotating shaft is in transmission connection with a power device, and the power device is arranged on the fixing plates;
the first cam is connected with the rotating shaft key and is positioned between the two groups of fixing plates; the bottom of the first box body is open, the first box body is positioned between the first supporting plate and the rotating shaft, a horizontal first rotating rod is rotatably arranged on the inner wall of the first box body, the axis of the first rotating rod is parallel to the axis of the rotating shaft, and a vertical first ejector rod is arranged at the top of the first box body; the first roller is sleeved on the first rotating rod and is in key connection with the first rotating rod, and the first roller is in contact with the first cam; the top of the first ejector rod vertically penetrates through a first through hole formed in the first supporting plate and extends into the upper part of the first supporting plate; the second supporting plate is horizontally arranged on the first ejector rod and is positioned below the first supporting plate; two ends of the first spring are respectively connected with the bottom of the first supporting plate and the top of the second supporting plate; the lifting assemblies are provided with a plurality of groups, first cams in the lifting assemblies are arranged on the rotating shaft in parallel, and the upper end surfaces of first push rods in the lifting assemblies are positioned in the same horizontal plane;
the printing plate is horizontally arranged on the tops of the multiple groups of first ejector rods; two ends of the second spring are respectively connected with the bottom of the printing plate and the top of the first supporting plate; the second cam is connected with the rotating shaft key; the bottom of the second box body is open, the second box body is positioned between the rotating shaft and the first supporting plate, a second rotating rod is rotatably arranged on the inner wall of the second box body, the axis of the second rotating rod is parallel to the axis of the rotating shaft, and a vertical second ejector rod is arranged at the top of the second box body; the second idler wheel is sleeved on the second rotating rod and is in key connection with the second rotating rod, and the second idler wheel is positioned right above the second cam; the top of the second ejector rod penetrates through a second through hole formed in the first supporting plate and extends into the upper part of the first supporting plate, a baffle is arranged at the top of the second ejector rod, and the lower end face of the baffle is attached to the upper end face of the first supporting plate; the supporting rod is vertically arranged at the top of the first supporting plate; the middle part of the connecting rod is rotatably connected with the top of the supporting rod, the rotating surface is a vertical surface, the top of the connecting rod is rotatably connected with the sliding block, and the bottom of the connecting rod is positioned right above the baffle; the slider slides and sets up in printing plate bottom, and the slip direction is parallel with the axis of rotation.
Preferably, the first spring is provided in a plurality of sets.
Preferably, the second spring is provided in a plurality of sets.
Preferably, the baffle is a metal plate.
Preferably, the bottom of the first supporting plate is provided with two groups of vertical third supporting plates, the third supporting plates are perpendicular to the fixing plate, the end faces, facing the first box body, of the third supporting plates are provided with third and fourth horizontal supporting plates, and the fourth supporting plates are located below the second supporting plates.
Preferably, the bottom of the second supporting plate is provided with a first rubber pad, the top of the fourth supporting plate is provided with a second rubber pad, and the first rubber pad and the second rubber pad are attached to each other when the second supporting plate is located at the lowest point.
The above technical scheme of the utility model has following profitable technological effect: can effectively shorten printing plate down time through second spring and reset assembly, be convenient for improve printing efficiency, prevent simultaneously because of the frictional force between first ejector pin and the first through-hole leads to the unable decline of printing plate, guarantee going on smoothly of printing process.
Drawings
Fig. 1 is the structural schematic diagram of the cam positioning and lifting device of the printing machine provided by the utility model.
Fig. 2 is a sectional view of the cam positioning and lifting device of the printing machine according to the present invention.
Fig. 3 is an enlarged schematic view of the position B of the cam positioning and lifting device of the printing machine provided by the present invention.
Reference numerals: 1. a first support plate; 2. a fixing plate; 3. a rotating shaft; 4. a power plant; 5. a first cam; 6. a first case; 7. a first rotating lever; 8. a first roller; 9. a first ejector rod; 10. a first through hole; 11. a second support plate; 12. a first spring; 13. a printing plate; 14. a second spring; 15. a second cam; 16. a second box body; 17. a second rotating lever; 18. a second roller; 19. a second ejector rod; 20. a second through hole; 21. a baffle plate; 22. a support bar; 23. a connecting rod; 24. a slider; 25. a third support plate; 26. a fourth support plate; 27. a first rubber pad; 28. and a second rubber pad.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the present invention provides a cam positioning and lifting device for a printing machine, which comprises a first supporting plate 1, a rotating shaft 3, a power device 4, a lifting assembly, a printing plate 13, a second spring 14 and a reset assembly; the lifting assembly comprises a first cam 5, a first box body 6, a first roller 8, a second supporting plate 11 and a first spring 12; the reset component comprises a second cam 15, a second box body 16, a second roller 18, a support rod 22, a connecting rod 23 and a slide block 24;
two groups of fixing plates 2 which are parallel to each other are vertically arranged at the bottom of the first supporting plate 1; one end of the rotating shaft 3 penetrates through one group of fixing plates 2 to be rotatably connected with the other group of fixing plates 2, the rotating shaft 3 is in transmission connection with the power device 4, and the power device 4 is arranged on the fixing plates 2;
the first cam 5 is in key connection with the rotating shaft 3, and the first cam 5 is positioned between the two groups of fixing plates 2; the bottom of the first box body 6 is open, the first box body 6 is positioned between the first supporting plate 1 and the rotating shaft 3, a horizontal first rotating rod 7 is rotatably arranged on the inner wall of the first box body 6, the axis of the first rotating rod 7 is parallel to the axis of the rotating shaft 3, and a vertical first ejector rod 9 is arranged at the top of the first box body 6; the first roller 8 is sleeved on the first rotating rod 7, the first roller 8 is in key connection with the first rotating rod 7, and the first roller 8 is in contact with the first cam 5; the top of the first ejector rod 9 vertically penetrates through a first through hole 10 formed in the first support plate 1 and extends into the upper part of the first support plate 1; the second supporting plate 11 is horizontally arranged on the first ejector rod 9, and the second supporting plate 11 is positioned below the first supporting plate 1; two ends of the first spring 12 are respectively connected with the bottom of the first supporting plate 1 and the top of the second supporting plate 11; the lifting assemblies are provided with a plurality of groups, the first cams 5 in the lifting assemblies are arranged on the rotating shaft 3 in parallel, and the upper end surfaces of the first push rods 9 in the lifting assemblies are positioned in the same horizontal plane;
the printing plate 13 is horizontally arranged on the tops of the multiple groups of first ejector rods 9; two ends of the second spring 14 are respectively connected with the bottom of the printing plate 13 and the top of the first supporting plate 1; the second cam 15 is connected with the rotating shaft 3 in a key mode; the bottom of the second box body 16 is open, the second box body 16 is positioned between the rotating shaft 3 and the first supporting plate 1, the inner wall of the second box body 16 is rotatably provided with a second rotating rod 17, the axis of the second rotating rod 17 is parallel to the axis of the rotating shaft 3, and the top of the second box body 16 is provided with a vertical second mandril 19; the second roller 18 is sleeved on the second rotating rod 17, the second roller 18 is in key connection with the second rotating rod 17, and the second roller 18 is positioned right above the second cam 15; the top of the second ejector rod 19 penetrates through a second through hole 20 formed in the first support plate 1 and extends into the upper part of the first support plate 1, a baffle 21 is arranged at the top of the second ejector rod 19, and the lower end face of the baffle 21 is attached to the upper end face of the first support plate 1; the support rod 22 is vertically arranged on the top of the first support plate 1; the middle part of the connecting rod 23 is rotatably connected with the top of the supporting rod 22, the rotating surface is a vertical surface, the top of the connecting rod 23 is rotatably connected with the sliding block 24, and the bottom of the connecting rod 23 is positioned right above the baffle 21; the slider 24 is slidably disposed at the bottom of the printing plate 13 in a direction parallel to the axis of the rotary shaft 3.
In the utility model, the power device 4 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the first cam 5 to rotate, the first cam 5 jack-up end jacks up the first roller 8 when rotating to the upper side, the first roller 8 jacks up the first ejector rod 9 through the first rotating rod 7 and the first box body 6, the first ejector rod 9 jacks up the printing plate 13 to print the printing stock, the first spring 12 can play a buffer role in the rising process, and the impact between the printing plate 13 and the printing stock is effectively prevented; after printing is finished, the printing plate 13 is quickly lowered under the action of the downward tension of the second spring 14, so that the lowering time is shortened, and the printing efficiency is improved conveniently; set up reset assembly simultaneously, after first cam 5 jack-up first gyro wheel 8, second cam 15 begins jack-up second gyro wheel 18, and second gyro wheel 18 drives second ejector pin 19 through second dwang 17 and second box body 16 and rises, and second ejector pin 19 drives baffle 21 and rises, and baffle 21 promotes connecting rod 23 one end and rises, makes connecting rod 23 take place to rotate, and connecting rod 23 rotates and drives the slider 24 and slide, stimulates printing plate 13 downstream simultaneously. The utility model discloses in, can effectively shorten printing plate 13 down time through second spring 14 and reset assembly, be convenient for improve printing efficiency, prevent simultaneously because of the frictional force between first ejector pin 9 and the first through-hole 10 leads to printing plate 13 can't descend, guarantee going on smoothly of printing process.
In an alternative embodiment, the first spring 12 is provided in a plurality of sets; the support stability of the second support plate 11 is improved.
In an alternative embodiment, the second spring 14 is provided in a plurality of sets; the tensile force during the lowering of the printing plate 13 is increased.
In an alternative embodiment, the baffle 21 is a metal plate; the baffle 21 intermittently touches the connecting rod 23, and the metal plate can effectively prolong the service life of the baffle 21.
In an alternative embodiment, two sets of vertical third supporting plates 25 are arranged at the bottom of the first supporting plate 1, the third supporting plates 25 are perpendicular to the fixing plate 2, a horizontal third fourth supporting plate 26 is arranged on the end surface of the third supporting plate 25 facing the first box body 6, and the fourth supporting plate 26 is positioned below the second supporting plate 11; the second support plate 11 is prevented from slipping off due to the failure of the connection of the top of the first spring 12 to the first support plate 1.
In an alternative embodiment, a first rubber pad 27 is arranged at the bottom of the second support plate 11, a second rubber pad 28 is arranged at the top of the fourth support plate 26, and the first rubber pad 27 and the second rubber pad 28 are attached to each other when the second support plate 11 is at the lowest point; the impact force of the contact of the second support plate 11 with the fourth support plate 26 is reduced.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (6)
1. A cam positioning and lifting device of a printing machine is characterized by comprising a first supporting plate (1), a rotating shaft (3), a power device (4), a lifting assembly, a printing plate (13), a second spring (14) and a resetting assembly; the lifting assembly comprises a first cam (5), a first box body (6), a first roller (8), a second supporting plate (11) and a first spring (12); the reset assembly comprises a second cam (15), a second box body (16), a second roller (18), a support rod (22), a connecting rod (23) and a sliding block (24);
two groups of fixing plates (2) which are parallel to each other are vertically arranged at the bottom of the first supporting plate (1); one end of the rotating shaft (3) penetrates through one group of fixing plates (2) to be rotatably connected with the other group of fixing plates (2), the rotating shaft (3) is in transmission connection with the power device (4), and the power device (4) is arranged on the fixing plates (2);
the first cam (5) is in key connection with the rotating shaft (3), and the first cam (5) is positioned between the two groups of fixing plates (2); the bottom of the first box body (6) is open, the first box body (6) is positioned between the first supporting plate (1) and the rotating shaft (3), a horizontal first rotating rod (7) is rotatably arranged on the inner wall of the first box body (6), the axis of the first rotating rod (7) is parallel to the axis of the rotating shaft (3), and a vertical first ejector rod (9) is arranged at the top of the first box body (6); the first roller (8) is sleeved on the first rotating rod (7), the first roller (8) is connected with the first rotating rod (7) in a key mode, and the first roller (8) is in contact with the first cam (5); the top of the first ejector rod (9) vertically penetrates through a first through hole (10) formed in the first supporting plate (1) and extends into the upper part of the first supporting plate (1); the second supporting plate (11) is horizontally arranged on the first ejector rod (9), and the second supporting plate (11) is positioned below the first supporting plate (1); two ends of the first spring (12) are respectively connected with the bottom of the first supporting plate (1) and the top of the second supporting plate (11); the lifting assemblies are provided with a plurality of groups, first cams (5) in the lifting assemblies are arranged on the rotating shaft (3) in parallel, and the upper end surfaces of first push rods (9) in the lifting assemblies are positioned in the same horizontal plane;
the printing plate (13) is horizontally arranged on the tops of the multiple groups of first ejector rods (9); two ends of the second spring (14) are respectively connected with the bottom of the printing plate (13) and the top of the first supporting plate (1); the second cam (15) is in key connection with the rotating shaft (3); the bottom of the second box body (16) is open, the second box body (16) is positioned between the rotating shaft (3) and the first supporting plate (1), a second rotating rod (17) is rotatably arranged on the inner wall of the second box body (16), the axis of the second rotating rod (17) is parallel to the axis of the rotating shaft (3), and a vertical second ejector rod (19) is arranged at the top of the second box body (16); the second roller (18) is sleeved on the second rotating rod (17), the second roller (18) is connected with the second rotating rod (17) in a key mode, and the second roller (18) is located right above the second cam (15); the top of the second ejector rod (19) penetrates through a second through hole (20) formed in the first supporting plate (1) and extends into the upper part of the first supporting plate (1), a baffle (21) is arranged at the top of the second ejector rod (19), and the lower end face of the baffle (21) is attached to the upper end face of the first supporting plate (1); the supporting rod (22) is vertically arranged at the top of the first supporting plate (1); the middle part of the connecting rod (23) is rotatably connected with the top of the supporting rod (22), the rotating surface is a vertical surface, the top of the connecting rod (23) is rotatably connected with the sliding block (24), and the bottom of the connecting rod (23) is positioned right above the baffle (21); the sliding block (24) is arranged at the bottom of the printing plate (13) in a sliding mode, and the sliding direction is parallel to the axis of the rotating shaft (3).
2. The printing press cam positioning lift device according to claim 1, characterized in that the first spring (12) is provided in a plurality of sets.
3. The printing press cam positioning lift device according to claim 1, characterized in that the second springs (14) are provided in a plurality of sets.
4. The printing press cam positioning lifter according to claim 1, wherein the shutter (21) is a metal plate.
5. The cam positioning and lifting device for printing machine according to claim 1, wherein two sets of vertical third supporting plates (25) are arranged at the bottom of the first supporting plate (1), the third supporting plates (25) are perpendicular to the fixing plate (2), a horizontal third fourth supporting plate (26) is arranged on the end surface of the third supporting plate (25) facing the first box body (6), and the fourth supporting plate (26) is positioned below the second supporting plate (11).
6. The cam positioning and lifting device for the printing machine according to claim 1 or 5, wherein a first rubber pad (27) is arranged at the bottom of the second supporting plate (11), a second rubber pad (28) is arranged at the top of the fourth supporting plate (26), and the first rubber pad (27) and the second rubber pad (28) are attached to each other when the second supporting plate (11) is located at the lowest point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021636057.8U CN213734016U (en) | 2020-08-07 | 2020-08-07 | Cam positioning and lifting device of printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021636057.8U CN213734016U (en) | 2020-08-07 | 2020-08-07 | Cam positioning and lifting device of printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213734016U true CN213734016U (en) | 2021-07-20 |
Family
ID=76839498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021636057.8U Active CN213734016U (en) | 2020-08-07 | 2020-08-07 | Cam positioning and lifting device of printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213734016U (en) |
-
2020
- 2020-08-07 CN CN202021636057.8U patent/CN213734016U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206108342U (en) | A automatic conveyor for engine shaft spare cleaning equipment | |
| CN213734016U (en) | Cam positioning and lifting device of printing machine | |
| CN210854568U (en) | Automatic roll changing device of flexographic printing machine | |
| CN213912305U (en) | Take tablet mechanism that rises of damping slowly-falling function | |
| CN212245586U (en) | Laminating machine paper collecting device | |
| CN213325773U (en) | Paper stacking device of printing machine | |
| CN214827491U (en) | Automatic feeding snatchs structure for printing | |
| CN210617561U (en) | Cam positioning and lifting device of screen printing machine | |
| CN209352509U (en) | A kind of stacking hoistable platform | |
| CN209758931U (en) | Lifting mechanism | |
| CN207275862U (en) | A kind of printing machine logistics system height adjustable type tray frame | |
| CN205011366U (en) | Hold in palm bottle elevating gear | |
| CN211752406U (en) | Card pushing device | |
| CN212760368U (en) | Tilting mechanism and pusher tilting gear | |
| CN209796577U (en) | Vertical feeding mechanism | |
| CN213214882U (en) | Egg screening device | |
| CN220055706U (en) | Paper feeding device of duplicator | |
| CN111844297B (en) | Automatic feeding method and device for milling bamboo chips | |
| CN219641474U (en) | Vertical mechanical impact testing machine | |
| CN219859258U (en) | Scratch-proof turning arm for panel turnover machine | |
| CN219133605U (en) | Transfer device and card printer with same | |
| CN215936616U (en) | Lifting device for office table | |
| CN216511268U (en) | Automatic marking device of elasticity side bearing curb plate | |
| CN210973704U (en) | Chain type self-weight descending type pushing device | |
| CN213976833U (en) | Transfer mechanism for textile machinery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |